Air Canada flights from San Francisco (SFO) to Ontario, Los Angeles (ONT).

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Fri 16:11 San Francisco (SFO) 3 17:38 Ontario, Los Angeles (ONT) 2
Air Canada AC 4014 Non-stop Airbus A320 (320) 1:27 Operates only on 2025-05-23
Codeshare flight, operated by United Airlines.(UA 1152)
Fri 16:11 San Francisco (SFO) 3 17:38 Ontario, Los Angeles (ONT) 2
Air Canada AC 4014 Non-stop Airbus A319 (319) 1:27 Effective 2025-05-30 through 2025-06-20
Codeshare flight, operated by United Airlines.(UA 1152)
Fri 16:11 San Francisco (SFO) 3 17:38 Ontario, Los Angeles (ONT) 2
Air Canada AC 4014 Non-stop Airbus A319 (319) 1:27 Operates only on 2025-07-04
Codeshare flight, operated by United Airlines.(UA 368)
Mon-Thu,Sat,Sun 16:12 San Francisco (SFO) 3 17:39 Ontario, Los Angeles (ONT) 2
Air Canada AC 4014 Non-stop Airbus A320 (320) 1:27 Effective 2025-05-22 through 2025-06-25
Codeshare flight, operated by United Airlines.(UA 1152)
Daily 16:12 San Francisco (SFO) 3 17:32 Ontario, Los Angeles (ONT) 2
Air Canada AC 4014 Non-stop Airbus A320 (320) 1:20 Effective 2025-09-25 through 2025-10-25
Codeshare flight, operated by United Airlines.(UA 1772)
Mon-Fri,Sun 16:16 San Francisco (SFO) 3 17:43 Ontario, Los Angeles (ONT) 2
Air Canada AC 4014 Non-stop Airbus A320 (320) 1:27 Effective 2025-06-26 through 2025-07-03
Codeshare flight, operated by United Airlines.(UA 368)
Mon-Fri,Sun 16:16 San Francisco (SFO) 3 17:43 Ontario, Los Angeles (ONT) 2
Air Canada AC 4014 Non-stop Airbus A320 (320) 1:27 Effective 2025-07-06 through 2025-08-18
Codeshare flight, operated by United Airlines.(UA 368)
Daily 16:17 San Francisco (SFO) 3 17:42 Ontario, Los Angeles (ONT) 2
Air Canada AC 4014 Non-stop Airbus A320 (320) 1:25 Effective 2025-08-19 through 2025-09-24
Codeshare flight, operated by United Airlines.(UA 1772)
Daily 16:25 San Francisco (SFO) 3 18:00 Ontario, Los Angeles (ONT) 2
Air Canada AC 4014 Non-stop Embraer EMB 175 (E7W) 1:35 Effective from 2025-10-26
Codeshare flight, operated by United Airlines.(UA 4783)
Sat 16:27 San Francisco (SFO) 3 17:58 Ontario, Los Angeles (ONT) 2
Air Canada AC 4014 Non-stop Embraer EMB 175 (E7W) 1:31 Effective 2025-06-28 through 2025-08-16
Codeshare flight, operated by United Airlines.(UA 5651)
Mon,Wed-Fri,Sun 16:30 San Francisco (SFO) 3 18:01 Ontario, Los Angeles (ONT) 2
Air Canada AC 4014 Non-stop Embraer EMB 175 (E7W) 1:31 Valid until 2025-05-21
Codeshare flight, operated by United Airlines.(UA 4783)
Daily 11:35 San Francisco (SFO) 3 13:10 Ontario, Los Angeles (ONT) 2
Air Canada AC 4081 Non-stop Embraer EMB 175 (E7W) 1:35 Effective 2025-10-26 through 2025-12-01
Codeshare flight, operated by United Airlines.(UA 5981)
Daily 13:00 San Francisco (SFO) 3 14:35 Ontario, Los Angeles (ONT) 2
Air Canada AC 4081 Non-stop Embraer EMB 175 (E7W) 1:35 Effective from 2026-02-23
Codeshare flight, operated by United Airlines.(UA 5684)
Wed 22:35 San Francisco (SFO) 3 00:10 Ontario, Los Angeles (ONT) 2
Air Canada AC 4081 Non-stop Airbus A320 (320) 1:35 Operates only on 2025-12-17
Codeshare flight, operated by United Airlines.(UA 450)
The flight arrives 1 day after departure.
Wed 22:50 San Francisco (SFO) 3 00:25 Ontario, Los Angeles (ONT) 2
Air Canada AC 4081 Non-stop Airbus A320 (320) 1:35 Operates only on 2026-02-11
Codeshare flight, operated by United Airlines.(UA 450)
The flight arrives 1 day after departure.
Mon-Fri 19:05 San Francisco (SFO) 3 20:34 Ontario, Los Angeles (ONT) 2
Air Canada AC 4122 Non-stop Boeing 737 MAX 8 (7M8) 1:29 Valid until 2025-05-09
Codeshare flight, operated by United Airlines.(UA 794)
Sat,Sun 19:05 San Francisco (SFO) 3 20:34 Ontario, Los Angeles (ONT) 2
Air Canada AC 4122 Non-stop Boeing 737 MAX 9 (7M9) 1:29 Effective 2025-05-03 through 2025-05-10
Codeshare flight, operated by United Airlines.(UA 794)
Mon-Fri,Sun 19:05 San Francisco (SFO) 3 20:34 Ontario, Los Angeles (ONT) 2
Air Canada AC 4122 Non-stop Boeing 737 MAX 8 (7M8) 1:29 Effective 2025-05-11 through 2025-05-21
Codeshare flight, operated by United Airlines.(UA 794)
Sat 19:05 San Francisco (SFO) 3 20:34 Ontario, Los Angeles (ONT) 2
Air Canada AC 4122 Non-stop Boeing 737 MAX 9 (7M9) 1:29 Operates only on 2025-05-17
Codeshare flight, operated by United Airlines.(UA 794)
Daily 19:10 San Francisco (SFO) 3 20:45 Ontario, Los Angeles (ONT) 2
Air Canada AC 4122 Non-stop Airbus A320 (320) 1:35 Effective from 2026-02-12
Codeshare flight, operated by United Airlines.(UA 448)
Daily 21:00 San Francisco (SFO) 3 22:35 Ontario, Los Angeles (ONT) 2
Air Canada AC 4122 Non-stop Airbus A320 (320) 1:35 Effective 2025-10-26 through 2025-12-01
Codeshare flight, operated by United Airlines.(UA 448)
Mon-Thu,Sat,Sun 21:18 San Francisco (SFO) 3 22:45 Ontario, Los Angeles (ONT) 2
Air Canada AC 4122 Non-stop Airbus A320 (320) 1:27 Effective 2025-05-22 through 2025-06-25
Codeshare flight, operated by United Airlines.(UA 448)
Fri 21:18 San Francisco (SFO) 3 22:45 Ontario, Los Angeles (ONT) 2
Air Canada AC 4122 Non-stop Boeing 737 MAX 8 (7M8) 1:27 Effective 2025-06-06 through 2025-06-20
Codeshare flight, operated by United Airlines.(UA 448)
Mon,Wed-Sun 21:25 San Francisco (SFO) 3 22:52 Ontario, Los Angeles (ONT) 2
Air Canada AC 4122 Non-stop Airbus A320 (320) 1:27 Effective 2025-06-26 through 2025-07-03
Codeshare flight, operated by United Airlines.(UA 448)
Tue 21:25 San Francisco (SFO) 3 22:52 Ontario, Los Angeles (ONT) 2
Air Canada AC 4122 Non-stop Boeing 737-800 (738) 1:27 Effective 2025-07-01 through 2025-08-12
Codeshare flight, operated by United Airlines.(UA 448)
Mon,Wed-Sun 21:25 San Francisco (SFO) 3 22:52 Ontario, Los Angeles (ONT) 2
Air Canada AC 4122 Non-stop Airbus A320 (320) 1:27 Effective 2025-07-05 through 2025-08-18
Codeshare flight, operated by United Airlines.(UA 448)
Daily 21:27 San Francisco (SFO) 3 23:02 Ontario, Los Angeles (ONT) 2
Air Canada AC 4122 Non-stop Airbus A320 (320) 1:35 Effective 2025-12-18 through 2026-01-05
Codeshare flight, operated by United Airlines.(UA 448)
Daily 21:30 San Francisco (SFO) 3 22:53 Ontario, Los Angeles (ONT) 2
Air Canada AC 4122 Non-stop Airbus A319 (319) 1:23 Effective 2025-08-19 through 2025-09-24
Codeshare flight, operated by United Airlines.(UA 448)
Daily 21:30 San Francisco (SFO) 3 22:52 Ontario, Los Angeles (ONT) 2
Air Canada AC 4122 Non-stop Boeing 737-800 (738) 1:22 Effective 2025-09-25 through 2025-10-25
Codeshare flight, operated by United Airlines.(UA 448)
Fri 21:32 San Francisco (SFO) 3 22:59 Ontario, Los Angeles (ONT) 2
Air Canada AC 4122 Non-stop Airbus A320 (320) 1:27 Effective 2025-05-23 through 2025-05-30
Codeshare flight, operated by United Airlines.(UA 2027)
Daily 22:35 San Francisco (SFO) 3 00:10 Ontario, Los Angeles (ONT) 2
Air Canada AC 4122 Non-stop Airbus A320 (320) 1:35 Effective 2025-12-02 through 2025-12-16
Codeshare flight, operated by United Airlines.(UA 450)
The flight arrives 1 day after departure.
Daily 22:50 San Francisco (SFO) 3 00:25 Ontario, Los Angeles (ONT) 2
Air Canada AC 4122 Non-stop Airbus A320 (320) 1:35 Effective 2026-01-06 through 2026-02-10
Codeshare flight, operated by United Airlines.(UA 450)
The flight arrives 1 day after departure.
Daily 07:15 San Francisco (SFO) 3 08:38 Ontario, Los Angeles (ONT) 2
Air Canada AC 4322 Non-stop Airbus A319 (319) 1:23 Effective 2025-08-19 through 2025-09-24
Codeshare flight, operated by United Airlines.(UA 1809)
Daily 07:45 San Francisco (SFO) 3 09:19 Ontario, Los Angeles (ONT) 2
Air Canada AC 4322 Non-stop Embraer EMB 175 (E7W) 1:34 Effective from 2026-02-12
Codeshare flight, operated by United Airlines.(UA 5740)
Daily 08:25 San Francisco (SFO) 3 09:59 Ontario, Los Angeles (ONT) 2
Air Canada AC 4322 Non-stop Embraer EMB 175 (E7W) 1:34 Effective 2025-10-26 through 2026-02-11
Codeshare flight, operated by United Airlines.(UA 5740)
Daily 10:45 San Francisco (SFO) 3 12:14 Ontario, Los Angeles (ONT) 2
Air Canada AC 4322 Non-stop Boeing 737-800 (738) 1:29 Effective 2025-06-26 through 2025-08-18
Codeshare flight, operated by United Airlines.(UA 1697)
Daily 10:45 San Francisco (SFO) 3 12:13 Ontario, Los Angeles (ONT) 2
Air Canada AC 4322 Non-stop Boeing 737 MAX 8 (7M8) 1:28 Effective 2025-09-25 through 2025-10-25
Codeshare flight, operated by United Airlines.(UA 1697)
Daily 10:54 San Francisco (SFO) 3 12:24 Ontario, Los Angeles (ONT) 2
Air Canada AC 4322 Non-stop Airbus A319 (319) 1:30 Valid until 2025-05-21
Codeshare flight, operated by United Airlines.(UA 1697)
Daily 10:45 San Francisco (SFO) 3 12:19 Ontario, Los Angeles (ONT) 2
Air Canada AC 4423 Non-stop Embraer EMB 175 (E7W) 1:34 Effective 2026-02-12 through 2026-02-22
Codeshare flight, operated by United Airlines.(UA 5981)
Mon,Wed-Sun 10:45 San Francisco (SFO) 3 12:14 Ontario, Los Angeles (ONT) 2
Air Canada AC 4548 Non-stop Boeing 737-800 (738) 1:29 Effective 2025-05-22 through 2025-06-01
Codeshare flight, operated by United Airlines.(UA 1697)
Tue 10:45 San Francisco (SFO) 3 12:14 Ontario, Los Angeles (ONT) 2
Air Canada AC 4548 Non-stop Boeing 737 MAX 8 (7M8) 1:29 Operates only on 2025-05-27
Codeshare flight, operated by United Airlines.(UA 1697)
Mon,Tue 10:45 San Francisco (SFO) 3 12:14 Ontario, Los Angeles (ONT) 2
Air Canada AC 4548 Non-stop Airbus A319 (319) 1:29 Effective 2025-06-02 through 2025-06-24
Codeshare flight, operated by United Airlines.(UA 1697)
Wed-Sun 10:45 San Francisco (SFO) 3 12:14 Ontario, Los Angeles (ONT) 2
Air Canada AC 4548 Non-stop Boeing 737-800 (738) 1:29 Effective 2025-06-04 through 2025-06-25
Codeshare flight, operated by United Airlines.(UA 1697)
Daily 10:45 San Francisco (SFO) 3 12:13 Ontario, Los Angeles (ONT) 2
Air Canada AC 4548 Non-stop Boeing 737-800 (738) 1:28 Effective 2025-08-19 through 2025-09-24
Codeshare flight, operated by United Airlines.(UA 1697)
Daily 10:45 San Francisco (SFO) 3 12:19 Ontario, Los Angeles (ONT) 2
Air Canada AC 4548 Non-stop Embraer EMB 175 (E7W) 1:34 Effective from 2026-02-23
Codeshare flight, operated by United Airlines.(UA 5981)
Daily 11:47 San Francisco (SFO) 3 13:22 Ontario, Los Angeles (ONT) 2
Air Canada AC 4548 Non-stop Embraer EMB 175 (E7W) 1:35 Effective 2025-12-18 through 2026-01-05
Codeshare flight, operated by United Airlines.(UA 5981)
Daily 12:55 San Francisco (SFO) 3 14:25 Ontario, Los Angeles (ONT) 2
Air Canada AC 4548 Non-stop Canadair CRJ 700 (CR7) 1:30 Valid until 2025-05-21
Codeshare flight, operated by United Airlines.(UA 5684)
Daily 13:00 San Francisco (SFO) 3 14:35 Ontario, Los Angeles (ONT) 2
Air Canada AC 4548 Non-stop Embraer EMB 175 (E7W) 1:35 Effective 2026-02-12 through 2026-02-22
Codeshare flight, operated by United Airlines.(UA 5684)
Daily 13:05 San Francisco (SFO) 3 14:40 Ontario, Los Angeles (ONT) 2
Air Canada AC 4548 Non-stop Embraer EMB 175 (E7W) 1:35 Effective 2025-12-02 through 2025-12-17
Codeshare flight, operated by United Airlines.(UA 5684)
Daily 13:06 San Francisco (SFO) 3 14:41 Ontario, Los Angeles (ONT) 2
Air Canada AC 4548 Non-stop Embraer EMB 175 (E7W) 1:35 Effective 2025-10-26 through 2025-12-01
Codeshare flight, operated by United Airlines.(UA 5684)
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Air Canada flights from San Francisco (SFO) to Ontario, Los Angeles (ONT).
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Air Canada AC4014
16:11
San Francisco (SFO) 3

17:38
Ontario, Los Angeles (ONT) 2
Operates only on 2025-05-23
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 1152)
Duration: 1:27, non-stop
Airbus A320 (320)
Air Canada AC4014
16:11
San Francisco (SFO) 3

17:38
Ontario, Los Angeles (ONT) 2
Effective 2025-05-30 through 2025-06-20
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 1152)
Duration: 1:27, non-stop
Airbus A319 (319)
Air Canada AC4014
16:11
San Francisco (SFO) 3

17:38
Ontario, Los Angeles (ONT) 2
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 368)
Duration: 1:27, non-stop
Airbus A319 (319)
Air Canada AC4014
16:12
San Francisco (SFO) 3

17:39
Ontario, Los Angeles (ONT) 2
Effective 2025-05-22 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
-
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1152)
Duration: 1:27, non-stop
Airbus A320 (320)
Air Canada AC4014
16:12
San Francisco (SFO) 3

17:32
Ontario, Los Angeles (ONT) 2
Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1772)
Duration: 1:20, non-stop
Airbus A320 (320)
Air Canada AC4014
16:16
San Francisco (SFO) 3

17:43
Ontario, Los Angeles (ONT) 2
Effective 2025-06-26 through 2025-07-03
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 368)
Duration: 1:27, non-stop
Airbus A320 (320)
Air Canada AC4014
16:16
San Francisco (SFO) 3

17:43
Ontario, Los Angeles (ONT) 2
Effective 2025-07-06 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 368)
Duration: 1:27, non-stop
Airbus A320 (320)
Air Canada AC4014
16:17
San Francisco (SFO) 3

17:42
Ontario, Los Angeles (ONT) 2
Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1772)
Duration: 1:25, non-stop
Airbus A320 (320)
Air Canada AC4014
16:25
San Francisco (SFO) 3

18:00
Ontario, Los Angeles (ONT) 2
Effective from 2025-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4783)
Duration: 1:35, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4014
16:27
San Francisco (SFO) 3

17:58
Ontario, Los Angeles (ONT) 2
Effective 2025-06-28 through 2025-08-16
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 5651)
Duration: 1:31, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4014
16:30
San Francisco (SFO) 3

18:01
Ontario, Los Angeles (ONT) 2
Valid until 2025-05-21
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 4783)
Duration: 1:31, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4081
11:35
San Francisco (SFO) 3

13:10
Ontario, Los Angeles (ONT) 2
Effective 2025-10-26 through 2025-12-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 5981)
Duration: 1:35, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4081
13:00
San Francisco (SFO) 3

14:35
Ontario, Los Angeles (ONT) 2
Effective from 2026-02-23
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 5684)
Duration: 1:35, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4081
22:35
San Francisco (SFO) 3

00:10(+1)
Ontario, Los Angeles (ONT) 2
Operates only on 2025-12-17
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 450)
Duration: 1:35, non-stop
Airbus A320 (320)
The flight arrives 1 day after departure.
Air Canada AC4081
22:50
San Francisco (SFO) 3

00:25(+1)
Ontario, Los Angeles (ONT) 2
Operates only on 2026-02-11
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 450)
Duration: 1:35, non-stop
Airbus A320 (320)
The flight arrives 1 day after departure.
Air Canada AC4122
19:05
San Francisco (SFO) 3

20:34
Ontario, Los Angeles (ONT) 2
Valid until 2025-05-09
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 794)
Duration: 1:29, non-stop
Boeing 737 MAX 8 (7M8)
Air Canada AC4122
19:05
San Francisco (SFO) 3

20:34
Ontario, Los Angeles (ONT) 2
Effective 2025-05-03 through 2025-05-10
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 794)
Duration: 1:29, non-stop
Boeing 737 MAX 9 (7M9)
Air Canada AC4122
19:05
San Francisco (SFO) 3

20:34
Ontario, Los Angeles (ONT) 2
Effective 2025-05-11 through 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 794)
Duration: 1:29, non-stop
Boeing 737 MAX 8 (7M8)
Air Canada AC4122
19:05
San Francisco (SFO) 3

20:34
Ontario, Los Angeles (ONT) 2
Operates only on 2025-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 794)
Duration: 1:29, non-stop
Boeing 737 MAX 9 (7M9)
Air Canada AC4122
19:10
San Francisco (SFO) 3

20:45
Ontario, Los Angeles (ONT) 2
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 448)
Duration: 1:35, non-stop
Airbus A320 (320)
Air Canada AC4122
21:00
San Francisco (SFO) 3

22:35
Ontario, Los Angeles (ONT) 2
Effective 2025-10-26 through 2025-12-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 448)
Duration: 1:35, non-stop
Airbus A320 (320)
Air Canada AC4122
21:18
San Francisco (SFO) 3

22:45
Ontario, Los Angeles (ONT) 2
Effective 2025-05-22 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
-
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 448)
Duration: 1:27, non-stop
Airbus A320 (320)
Air Canada AC4122
21:18
San Francisco (SFO) 3

22:45
Ontario, Los Angeles (ONT) 2
Effective 2025-06-06 through 2025-06-20
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 448)
Duration: 1:27, non-stop
Boeing 737 MAX 8 (7M8)
Air Canada AC4122
21:25
San Francisco (SFO) 3

22:52
Ontario, Los Angeles (ONT) 2
Effective 2025-06-26 through 2025-07-03
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 448)
Duration: 1:27, non-stop
Airbus A320 (320)
Air Canada AC4122
21:25
San Francisco (SFO) 3

22:52
Ontario, Los Angeles (ONT) 2
Effective 2025-07-01 through 2025-08-12
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 448)
Duration: 1:27, non-stop
Boeing 737-800 (738)
Air Canada AC4122
21:25
San Francisco (SFO) 3

22:52
Ontario, Los Angeles (ONT) 2
Effective 2025-07-05 through 2025-08-18
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 448)
Duration: 1:27, non-stop
Airbus A320 (320)
Air Canada AC4122
21:27
San Francisco (SFO) 3

23:02
Ontario, Los Angeles (ONT) 2
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 448)
Duration: 1:35, non-stop
Airbus A320 (320)
Air Canada AC4122
21:30
San Francisco (SFO) 3

22:53
Ontario, Los Angeles (ONT) 2
Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 448)
Duration: 1:23, non-stop
Airbus A319 (319)
Air Canada AC4122
21:30
San Francisco (SFO) 3

22:52
Ontario, Los Angeles (ONT) 2
Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 448)
Duration: 1:22, non-stop
Boeing 737-800 (738)
Air Canada AC4122
21:32
San Francisco (SFO) 3

22:59
Ontario, Los Angeles (ONT) 2
Effective 2025-05-23 through 2025-05-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 2027)
Duration: 1:27, non-stop
Airbus A320 (320)
Air Canada AC4122
22:35
San Francisco (SFO) 3

00:10(+1)
Ontario, Los Angeles (ONT) 2
Effective 2025-12-02 through 2025-12-16
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 450)
Duration: 1:35, non-stop
Airbus A320 (320)
The flight arrives 1 day after departure.
Air Canada AC4122
22:50
San Francisco (SFO) 3

00:25(+1)
Ontario, Los Angeles (ONT) 2
Effective 2026-01-06 through 2026-02-10
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 450)
Duration: 1:35, non-stop
Airbus A320 (320)
The flight arrives 1 day after departure.
Air Canada AC4322
07:15
San Francisco (SFO) 3

08:38
Ontario, Los Angeles (ONT) 2
Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1809)
Duration: 1:23, non-stop
Airbus A319 (319)
Air Canada AC4322
07:45
San Francisco (SFO) 3

09:19
Ontario, Los Angeles (ONT) 2
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 5740)
Duration: 1:34, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4322
08:25
San Francisco (SFO) 3

09:59
Ontario, Los Angeles (ONT) 2
Effective 2025-10-26 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 5740)
Duration: 1:34, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4322
10:45
San Francisco (SFO) 3

12:14
Ontario, Los Angeles (ONT) 2
Effective 2025-06-26 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1697)
Duration: 1:29, non-stop
Boeing 737-800 (738)
Air Canada AC4322
10:45
San Francisco (SFO) 3

12:13
Ontario, Los Angeles (ONT) 2
Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1697)
Duration: 1:28, non-stop
Boeing 737 MAX 8 (7M8)
Air Canada AC4322
10:54
San Francisco (SFO) 3

12:24
Ontario, Los Angeles (ONT) 2
Valid until 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1697)
Duration: 1:30, non-stop
Airbus A319 (319)
Air Canada AC4423
10:45
San Francisco (SFO) 3

12:19
Ontario, Los Angeles (ONT) 2
Effective 2026-02-12 through 2026-02-22
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 5981)
Duration: 1:34, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4548
10:45
San Francisco (SFO) 3

12:14
Ontario, Los Angeles (ONT) 2
Effective 2025-05-22 through 2025-06-01
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1697)
Duration: 1:29, non-stop
Boeing 737-800 (738)
Air Canada AC4548
10:45
San Francisco (SFO) 3

12:14
Ontario, Los Angeles (ONT) 2
Operates only on 2025-05-27
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 1697)
Duration: 1:29, non-stop
Boeing 737 MAX 8 (7M8)
Air Canada AC4548
10:45
San Francisco (SFO) 3

12:14
Ontario, Los Angeles (ONT) 2
Effective 2025-06-02 through 2025-06-24
Mon
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 1697)
Duration: 1:29, non-stop
Airbus A319 (319)
Air Canada AC4548
10:45
San Francisco (SFO) 3

12:14
Ontario, Los Angeles (ONT) 2
Effective 2025-06-04 through 2025-06-25
Mon
-
Tue
-
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1697)
Duration: 1:29, non-stop
Boeing 737-800 (738)
Air Canada AC4548
10:45
San Francisco (SFO) 3

12:13
Ontario, Los Angeles (ONT) 2
Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1697)
Duration: 1:28, non-stop
Boeing 737-800 (738)
Air Canada AC4548
10:45
San Francisco (SFO) 3

12:19
Ontario, Los Angeles (ONT) 2
Effective from 2026-02-23
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 5981)
Duration: 1:34, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4548
11:47
San Francisco (SFO) 3

13:22
Ontario, Los Angeles (ONT) 2
Effective 2025-12-18 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 5981)
Duration: 1:35, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4548
12:55
San Francisco (SFO) 3

14:25
Ontario, Los Angeles (ONT) 2
Valid until 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 5684)
Duration: 1:30, non-stop
Canadair CRJ 700 (CR7)
Air Canada AC4548
13:00
San Francisco (SFO) 3

14:35
Ontario, Los Angeles (ONT) 2
Effective 2026-02-12 through 2026-02-22
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 5684)
Duration: 1:35, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4548
13:05
San Francisco (SFO) 3

14:40
Ontario, Los Angeles (ONT) 2
Effective 2025-12-02 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 5684)
Duration: 1:35, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4548
13:06
San Francisco (SFO) 3

14:41
Ontario, Los Angeles (ONT) 2
Effective 2025-10-26 through 2025-12-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 5684)
Duration: 1:35, non-stop
Embraer EMB 175 (E7W)
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Parallax here SFO-ONT
  • A domestic route departing from the San Francisco airport (SFO) and arriving at Ontario, Los Angeles airport (ONT).
  • The flight distance is 363 miles, or 584 km.
  • The timezone of both the departure and the arrival airports is UTC-8 . Current time at both airports is (loading...).
  • For direct flights, the flight time varies between 1:20 and 1:35.
All SFO-ONT flights
All Air Canada flights
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