Air Canada flight AC 4915: Saint Louis - Chicago O'Hare

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Thu-Sun 05:00 Saint Louis (STL) 1 06:28 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Embraer EMB 175 (E7W) 1:28 Effective 2025-12-18 through 2025-12-21
Codeshare flight, operated by United Airlines.(UA 3454)
Daily 09:20 Saint Louis (STL) 1 10:50 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Canadair CRJ 550 (CR5) 1:30 Effective 2025-09-25 through 2025-10-25
Codeshare flight, operated by United Airlines.(UA 4597)
Thu,Fri,Sun 13:10 Saint Louis (STL) 1 14:39 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Embraer EMB 175 (E7W) 1:29 Valid until 2025-05-04
Codeshare flight, operated by United Airlines.(UA 5323)
Sat 13:10 Saint Louis (STL) 1 14:39 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Canadair CRJ 550 (CR5) 1:29 Operates only on 2025-05-03
Codeshare flight, operated by United Airlines.(UA 4497)
Daily 13:10 Saint Louis (STL) 1 14:39 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Canadair CRJ 700 (CR7) 1:29 Effective 2025-05-05 through 2025-05-21
Codeshare flight, operated by United Airlines.(UA 5323)
Wed,Sat 13:10 Saint Louis (STL) 1 14:40 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Canadair CRJ 550 (CR5) 1:30 Effective 2025-05-24 through 2025-05-28
Codeshare flight, operated by United Airlines.(UA 5323)
Mon 13:10 Saint Louis (STL) 1 14:40 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Operates only on 2025-05-26
Codeshare flight, operated by United Airlines.(UA 5323)
Sun 13:10 Saint Louis (STL) 1 14:40 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Canadair CRJ 550 (CR5) 1:30 Effective 2025-06-01 through 2025-06-08
Codeshare flight, operated by United Airlines.(UA 5323)
Tue,Thu 13:10 Saint Louis (STL) 1 14:40 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-06-03 through 2025-06-05
Codeshare flight, operated by United Airlines.(UA 5323)
Wed,Fri 13:10 Saint Louis (STL) 1 14:40 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Canadair CRJ 550 (CR5) 1:30 Effective 2025-06-11 through 2025-06-18
Codeshare flight, operated by United Airlines.(UA 5323)
Mon 13:10 Saint Louis (STL) 1 14:40 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Operates only on 2025-06-16
Codeshare flight, operated by United Airlines.(UA 5323)
Sat 13:10 Saint Louis (STL) 1 14:40 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Canadair CRJ 550 (CR5) 1:30 Operates only on 2025-06-21
Codeshare flight, operated by United Airlines.(UA 5323)
Tue 13:10 Saint Louis (STL) 1 14:40 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Operates only on 2025-06-24
Codeshare flight, operated by United Airlines.(UA 5323)
Mon,Thu 13:20 Saint Louis (STL) 1 14:50 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-06-26 through 2025-07-07
Codeshare flight, operated by United Airlines.(UA 5323)
Tue,Wed,Fri 13:20 Saint Louis (STL) 1 14:50 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-07-09 through 2025-07-15
Codeshare flight, operated by United Airlines.(UA 5323)
Mon,Wed,Thu 13:20 Saint Louis (STL) 1 14:50 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-07-17 through 2025-07-23
Codeshare flight, operated by United Airlines.(UA 5323)
Mon,Thu,Fri 13:20 Saint Louis (STL) 1 14:50 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-07-25 through 2025-07-31
Codeshare flight, operated by United Airlines.(UA 5323)
Mon,Tue,Thu 13:20 Saint Louis (STL) 1 14:50 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-08-05 through 2025-08-11
Codeshare flight, operated by United Airlines.(UA 5323)
Wed,Fri 13:20 Saint Louis (STL) 1 14:50 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-08-13 through 2025-08-15
Codeshare flight, operated by United Airlines.(UA 5323)
Sat 13:25 Saint Louis (STL) 1 14:55 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Canadair CRJ 550 (CR5) 1:30 Effective 2025-06-28 through 2025-07-05
Codeshare flight, operated by United Airlines.(UA 4485)
Sat,Sun 13:25 Saint Louis (STL) 1 14:55 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Canadair CRJ 550 (CR5) 1:30 Effective 2025-07-13 through 2025-07-19
Codeshare flight, operated by United Airlines.(UA 4485)
Sat,Sun 13:25 Saint Louis (STL) 1 14:55 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Canadair CRJ 550 (CR5) 1:30 Effective 2025-07-27 through 2025-08-10
Codeshare flight, operated by United Airlines.(UA 4485)
Sun 13:25 Saint Louis (STL) 1 14:55 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Canadair CRJ 550 (CR5) 1:30 Operates only on 2025-08-17
Codeshare flight, operated by United Airlines.(UA 4485)
Daily 13:27 Saint Louis (STL) 1 14:55 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Embraer EMB 175 (E7W) 1:28 Effective 2025-10-26 through 2025-12-17
Codeshare flight, operated by United Airlines.(UA 3611)
Daily 13:27 Saint Louis (STL) 1 14:55 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Embraer EMB 175 (E7W) 1:28 Effective from 2026-01-06
Codeshare flight, operated by United Airlines.(UA 3611)
Tue,Fri,Sun 15:20 Saint Louis (STL) 1 16:50 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-06-27 through 2025-07-08
Codeshare flight, operated by United Airlines.(UA 3611)
Wed 15:20 Saint Louis (STL) 1 16:50 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Canadair CRJ 550 (CR5) 1:30 Operates only on 2025-07-02
Codeshare flight, operated by United Airlines.(UA 5469)
Mon,Thu 15:20 Saint Louis (STL) 1 16:50 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-07-10 through 2025-07-14
Codeshare flight, operated by United Airlines.(UA 3611)
Wed,Sat 15:20 Saint Louis (STL) 1 16:50 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Canadair CRJ 550 (CR5) 1:30 Effective 2025-07-12 through 2025-07-16
Codeshare flight, operated by United Airlines.(UA 5469)
Tue,Thu,Fri,Sun 15:20 Saint Louis (STL) 1 16:50 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-07-18 through 2025-07-24
Codeshare flight, operated by United Airlines.(UA 3611)
Wed,Sat 15:20 Saint Louis (STL) 1 16:50 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Canadair CRJ 550 (CR5) 1:30 Effective 2025-07-26 through 2025-07-30
Codeshare flight, operated by United Airlines.(UA 5469)
Mon,Tue,Fri 15:20 Saint Louis (STL) 1 16:50 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-07-29 through 2025-08-04
Codeshare flight, operated by United Airlines.(UA 3611)
Wed 15:20 Saint Louis (STL) 1 16:50 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Canadair CRJ 550 (CR5) 1:30 Operates only on 2025-08-06
Codeshare flight, operated by United Airlines.(UA 5435)
Tue,Thu,Fri 15:20 Saint Louis (STL) 1 16:50 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-08-08 through 2025-08-14
Codeshare flight, operated by United Airlines.(UA 3611)
Sat 15:20 Saint Louis (STL) 1 16:50 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Canadair CRJ 550 (CR5) 1:30 Operates only on 2025-08-16
Codeshare flight, operated by United Airlines.(UA 5435)
Mon 15:20 Saint Louis (STL) 1 16:50 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Operates only on 2025-08-18
Codeshare flight, operated by United Airlines.(UA 3611)
Daily 15:20 Saint Louis (STL) 1 16:52 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Embraer EMB 175 (E7W) 1:32 Effective 2025-08-19 through 2025-09-24
Codeshare flight, operated by United Airlines.(UA 3611)
Tue,Thu,Fri 15:35 Saint Louis (STL) 1 17:05 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-05-23 through 2025-05-30
Codeshare flight, operated by United Airlines.(UA 5752)
Mon,Wed,Fri 15:35 Saint Louis (STL) 1 17:05 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-06-02 through 2025-06-09
Codeshare flight, operated by United Airlines.(UA 5752)
Tue,Thu 15:35 Saint Louis (STL) 1 17:05 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-06-10 through 2025-06-19
Codeshare flight, operated by United Airlines.(UA 5752)
Mon,Wed,Fri 15:35 Saint Louis (STL) 1 17:05 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-06-20 through 2025-06-25
Codeshare flight, operated by United Airlines.(UA 5752)
Sat,Sun 15:40 Saint Louis (STL) 1 17:10 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-05-25 through 2025-05-31
Codeshare flight, operated by United Airlines.(UA 5752)
Sat 15:40 Saint Louis (STL) 1 17:10 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-06-07 through 2025-06-14
Codeshare flight, operated by United Airlines.(UA 5752)
Sun 15:40 Saint Louis (STL) 1 17:10 Chicago O'Hare (ORD) 2
AC 4915 Non-stop Embraer EMB 175 (E7W) 1:30 Effective 2025-06-15 through 2025-06-22
Codeshare flight, operated by United Airlines.(UA 5752)
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Air Canada flight AC 4915:
Saint Louis - Chicago O'Hare
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Air Canada AC4915
05:00
Saint Louis (STL) 1

06:28
Chicago O'Hare (ORD) 2
Effective 2025-12-18 through 2025-12-21
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 3454)
Duration: 1:28, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4915
09:20
Saint Louis (STL) 1

10:50
Chicago O'Hare (ORD) 2
Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4597)
Duration: 1:30, non-stop
Canadair CRJ 550 (CR5)
Air Canada AC4915
13:10
Saint Louis (STL) 1

14:39
Chicago O'Hare (ORD) 2
Valid until 2025-05-04
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 5323)
Duration: 1:29, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4915
13:10
Saint Louis (STL) 1

14:39
Chicago O'Hare (ORD) 2
Operates only on 2025-05-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 4497)
Duration: 1:29, non-stop
Canadair CRJ 550 (CR5)
Air Canada AC4915
13:10
Saint Louis (STL) 1

14:39
Chicago O'Hare (ORD) 2
Effective 2025-05-05 through 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 5323)
Duration: 1:29, non-stop
Canadair CRJ 700 (CR7)
Air Canada AC4915
13:10
Saint Louis (STL) 1

14:40
Chicago O'Hare (ORD) 2
Effective 2025-05-24 through 2025-05-28
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 5323)
Duration: 1:30, non-stop
Canadair CRJ 550 (CR5)
Air Canada AC4915
13:10
Saint Louis (STL) 1

14:40
Chicago O'Hare (ORD) 2
Operates only on 2025-05-26
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 5323)
Duration: 1:30, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4915
13:10
Saint Louis (STL) 1

14:40
Chicago O'Hare (ORD) 2
Effective 2025-06-01 through 2025-06-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 5323)
Duration: 1:30, non-stop
Canadair CRJ 550 (CR5)
Air Canada AC4915
13:10
Saint Louis (STL) 1

14:40
Chicago O'Hare (ORD) 2
Effective 2025-06-03 through 2025-06-05
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 5323)
Duration: 1:30, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4915
13:10
Saint Louis (STL) 1

14:40
Chicago O'Hare (ORD) 2
Effective 2025-06-11 through 2025-06-18
Mon
-
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 5323)
Duration: 1:30, non-stop
Canadair CRJ 550 (CR5)
Air Canada AC4915
13:10
Saint Louis (STL) 1

14:40
Chicago O'Hare (ORD) 2
Operates only on 2025-06-16
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 5323)
Duration: 1:30, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4915
13:10
Saint Louis (STL) 1

14:40
Chicago O'Hare (ORD) 2
Operates only on 2025-06-21
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 5323)
Duration: 1:30, non-stop
Canadair CRJ 550 (CR5)
Air Canada AC4915
13:10
Saint Louis (STL) 1

14:40
Chicago O'Hare (ORD) 2
Operates only on 2025-06-24
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 5323)
Duration: 1:30, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4915
13:20
Saint Louis (STL) 1

14:50
Chicago O'Hare (ORD) 2
Effective 2025-06-26 through 2025-07-07
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 5323)
Duration: 1:30, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4915
13:20
Saint Louis (STL) 1

14:50
Chicago O'Hare (ORD) 2
Effective 2025-07-09 through 2025-07-15
Mon
-
Tue
Wed
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 5323)
Duration: 1:30, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4915
13:20
Saint Louis (STL) 1

14:50
Chicago O'Hare (ORD) 2
Effective 2025-07-17 through 2025-07-23
Mon
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 5323)
Duration: 1:30, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4915
13:20
Saint Louis (STL) 1

14:50
Chicago O'Hare (ORD) 2
Effective 2025-07-25 through 2025-07-31
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 5323)
Duration: 1:30, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4915
13:20
Saint Louis (STL) 1

14:50
Chicago O'Hare (ORD) 2
Effective 2025-08-05 through 2025-08-11
Mon
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 5323)
Duration: 1:30, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4915
13:20
Saint Louis (STL) 1

14:50
Chicago O'Hare (ORD) 2
Effective 2025-08-13 through 2025-08-15
Mon
-
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 5323)
Duration: 1:30, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4915
13:25
Saint Louis (STL) 1

14:55
Chicago O'Hare (ORD) 2
Effective 2025-06-28 through 2025-07-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 4485)
Duration: 1:30, non-stop
Canadair CRJ 550 (CR5)
Air Canada AC4915
13:25
Saint Louis (STL) 1

14:55
Chicago O'Hare (ORD) 2
Effective 2025-07-13 through 2025-07-19
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4485)
Duration: 1:30, non-stop
Canadair CRJ 550 (CR5)
Air Canada AC4915
13:25
Saint Louis (STL) 1

14:55
Chicago O'Hare (ORD) 2
Effective 2025-07-27 through 2025-08-10
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 4485)
Duration: 1:30, non-stop
Canadair CRJ 550 (CR5)
Air Canada AC4915
13:25
Saint Louis (STL) 1

14:55
Chicago O'Hare (ORD) 2
Operates only on 2025-08-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 4485)
Duration: 1:30, non-stop
Canadair CRJ 550 (CR5)
Air Canada AC4915
13:27
Saint Louis (STL) 1

14:55
Chicago O'Hare (ORD) 2
Effective 2025-10-26 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 3611)
Duration: 1:28, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4915
13:27
Saint Louis (STL) 1

14:55
Chicago O'Hare (ORD) 2
Effective from 2026-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 3611)
Duration: 1:28, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4915
15:20
Saint Louis (STL) 1

16:50
Chicago O'Hare (ORD) 2
Effective 2025-06-27 through 2025-07-08
Mon
-
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 3611)
Duration: 1:30, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4915
15:20
Saint Louis (STL) 1

16:50
Chicago O'Hare (ORD) 2
Operates only on 2025-07-02
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 5469)
Duration: 1:30, non-stop
Canadair CRJ 550 (CR5)
Air Canada AC4915
15:20
Saint Louis (STL) 1

16:50
Chicago O'Hare (ORD) 2
Effective 2025-07-10 through 2025-07-14
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 3611)
Duration: 1:30, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4915
15:20
Saint Louis (STL) 1

16:50
Chicago O'Hare (ORD) 2
Effective 2025-07-12 through 2025-07-16
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 5469)
Duration: 1:30, non-stop
Canadair CRJ 550 (CR5)
Air Canada AC4915
15:20
Saint Louis (STL) 1

16:50
Chicago O'Hare (ORD) 2
Effective 2025-07-18 through 2025-07-24
Mon
-
Tue
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 3611)
Duration: 1:30, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4915
15:20
Saint Louis (STL) 1

16:50
Chicago O'Hare (ORD) 2
Effective 2025-07-26 through 2025-07-30
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 5469)
Duration: 1:30, non-stop
Canadair CRJ 550 (CR5)
Air Canada AC4915
15:20
Saint Louis (STL) 1

16:50
Chicago O'Hare (ORD) 2
Effective 2025-07-29 through 2025-08-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 3611)
Duration: 1:30, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4915
15:20
Saint Louis (STL) 1

16:50
Chicago O'Hare (ORD) 2
Operates only on 2025-08-06
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 5435)
Duration: 1:30, non-stop
Canadair CRJ 550 (CR5)
Air Canada AC4915
15:20
Saint Louis (STL) 1

16:50
Chicago O'Hare (ORD) 2
Effective 2025-08-08 through 2025-08-14
Mon
-
Tue
Wed
-
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 3611)
Duration: 1:30, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4915
15:20
Saint Louis (STL) 1

16:50
Chicago O'Hare (ORD) 2
Operates only on 2025-08-16
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 5435)
Duration: 1:30, non-stop
Canadair CRJ 550 (CR5)
Air Canada AC4915
15:20
Saint Louis (STL) 1

16:50
Chicago O'Hare (ORD) 2
Operates only on 2025-08-18
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 3611)
Duration: 1:30, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4915
15:20
Saint Louis (STL) 1

16:52
Chicago O'Hare (ORD) 2
Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 3611)
Duration: 1:32, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4915
15:35
Saint Louis (STL) 1

17:05
Chicago O'Hare (ORD) 2
Effective 2025-05-23 through 2025-05-30
Mon
-
Tue
Wed
-
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 5752)
Duration: 1:30, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4915
15:35
Saint Louis (STL) 1

17:05
Chicago O'Hare (ORD) 2
Effective 2025-06-02 through 2025-06-09
Mon
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 5752)
Duration: 1:30, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4915
15:35
Saint Louis (STL) 1

17:05
Chicago O'Hare (ORD) 2
Effective 2025-06-10 through 2025-06-19
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 5752)
Duration: 1:30, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4915
15:35
Saint Louis (STL) 1

17:05
Chicago O'Hare (ORD) 2
Effective 2025-06-20 through 2025-06-25
Mon
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 5752)
Duration: 1:30, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4915
15:40
Saint Louis (STL) 1

17:10
Chicago O'Hare (ORD) 2
Effective 2025-05-25 through 2025-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 5752)
Duration: 1:30, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4915
15:40
Saint Louis (STL) 1

17:10
Chicago O'Hare (ORD) 2
Effective 2025-06-07 through 2025-06-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 5752)
Duration: 1:30, non-stop
Embraer EMB 175 (E7W)
Air Canada AC4915
15:40
Saint Louis (STL) 1

17:10
Chicago O'Hare (ORD) 2
Effective 2025-06-15 through 2025-06-22
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 5752)
Duration: 1:30, non-stop
Embraer EMB 175 (E7W)
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Parallax here STL-ORD
  • AC 4915 is a domestic flight departing from the Saint Louis airport (STL) and arriving at Chicago O'Hare airport (ORD).
  • The flight distance is 258 miles, or 415 km.
  • The timezone of both the departure and the arrival airports is UTC-6 . Current time at both airports is (loading...).
  • For direct flights, the flight time varies between 1:28 and 1:32.
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All STL-ORD flights
Return (ORD-STL) flights
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