WestJet flight WS 8503: Multiple routes

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Sun 07:00 Tampa (TPA) 09:12 Los Angeles (LAX) 3 WS 8503 Non-stop Airbus A321neo (32Q) 5:12 Operates only on 2025-08-10 Codeshare flight, operated by Delta Air Lines.(DL 538)
Sun 07:00 Tucson (TUS) 08:46 Los Angeles (LAX) 3 WS 8503 Non-stop Canadair CRJ 700 (CR7) 1:46 Effective 2025-08-17 through 2025-08-31 Codeshare flight, operated by Delta Air Lines.(DL 3515)
Daily 10:15 West Palm Beach (PBI) 12:05 Atlanta (ATL) S WS 8503 Non-stop Airbus A321 (321) 1:50 Effective 2025-12-20 through 2026-01-05 Codeshare flight, operated by Delta Air Lines.(DL 1311)
Daily 10:48 Phoenix Sky Harbor (PHX) 3 17:39 Detroit (DTW) M WS 8503 Non-stop Boeing 737-900 (739) 3:51 Effective 2025-07-07 through 2025-08-07 Codeshare flight, operated by Delta Air Lines.(DL 1070)
Tue,Sat 10:48 Phoenix Sky Harbor (PHX) 3 17:39 Detroit (DTW) M WS 8503 Non-stop Boeing 737-900 (739) 3:51 Effective 2025-08-09 through 2025-08-12 Codeshare flight, operated by Delta Air Lines.(DL 1070)
Daily 10:54 Phoenix Sky Harbor (PHX) 3 17:40 Detroit (DTW) M WS 8503 Non-stop Boeing 737-900 (739) 3:46 Effective 2025-06-08 through 2025-07-06 Codeshare flight, operated by Delta Air Lines.(DL 1070)
Tue,Sat 11:00 West Palm Beach (PBI) 12:49 Atlanta (ATL) S WS 8503 Non-stop Airbus A321 (321) 1:49 Effective 2025-08-16 through 2025-09-02 Codeshare flight, operated by Delta Air Lines.(DL 1311)
Wed,Sat,Sun 11:00 West Palm Beach (PBI) 12:49 Atlanta (ATL) S WS 8503 Non-stop Airbus A321 (321) 1:49 Effective 2025-09-03 through 2025-09-07 Codeshare flight, operated by Delta Air Lines.(DL 1311)
Mon-Wed,Fri,Sat 11:00 West Palm Beach (PBI) 12:50 Atlanta (ATL) S WS 8503 Non-stop Airbus A321 (321) 1:50 Effective 2025-09-08 through 2025-09-27 Codeshare flight, operated by Delta Air Lines.(DL 1311)
Daily 11:00 West Palm Beach (PBI) 12:50 Atlanta (ATL) S WS 8503 Non-stop Airbus A321 (321) 1:50 Effective 2025-09-28 through 2025-12-19 Codeshare flight, operated by Delta Air Lines.(DL 1311)
Daily 11:00 West Palm Beach (PBI) 12:56 Atlanta (ATL) S WS 8503 Non-stop Airbus A321 (321) 1:56 Effective from 2026-01-06 Codeshare flight, operated by Delta Air Lines.(DL 1311)
Daily 11:01 Phoenix Sky Harbor (PHX) 3 17:40 Detroit (DTW) M WS 8503 Non-stop Boeing 737-900 (739) 3:39 Effective 2025-05-07 through 2025-06-07 Codeshare flight, operated by Delta Air Lines.(DL 1070)
Daily 11:55 Phoenix Sky Harbor (PHX) 3 18:34 Detroit (DTW) M WS 8503 Non-stop Boeing 767 (76W) 3:39 Valid until 2025-05-06 Codeshare flight, operated by Delta Air Lines.(DL 1070)
Thu 12:00 Tucson (TUS) 13:43 Los Angeles (LAX) 3 WS 8503 Non-stop Canadair CRJ 700 (CR7) 1:43 Effective 2025-08-14 through 2025-08-28 Codeshare flight, operated by Delta Air Lines.(DL 3766)
Fri 13:30 Tucson (TUS) 16:48 Seattle-Tacoma (SEA) WS 8503 Non-stop Embraer EMB 175 (E7W) 3:18 Effective 2025-08-15 through 2025-08-29 Codeshare flight, operated by Delta Air Lines.(DL 3554)
Thu 15:35 Fayetteville/Springdale (XNA) 18:25 Atlanta (ATL) S WS 8503 Non-stop Canadair CRJ 900 (CR9) 1:50 Operates only on 2025-09-04 Codeshare flight, operated by Delta Air Lines.(DL 5503)
Wed 17:30 Valdosta (VLD) 18:48 Atlanta (ATL) S WS 8503 Non-stop Canadair CRJ 900 (CR9) 1:18 Effective 2025-08-13 through 2025-08-27 Codeshare flight, operated by Delta Air Lines.(DL 4993)
Thu 21:25 Atlanta (ATL) S 22:00 Baton Rouge (BTR) WS 8503 Non-stop Boeing 717 (717) 1:35 Effective 2025-09-11 through 2025-09-25 Codeshare flight, operated by Delta Air Lines.(DL 3111)
Sun 21:35 Atlanta (ATL) S 23:04 Austin (AUS) WS 8503 Non-stop Airbus A321 (321) 2:29 Effective 2025-09-14 through 2025-09-21 Codeshare flight, operated by Delta Air Lines.(DL 1081)

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This flight number is listed as serving the following routes:

Atlanta (ATL) - Austin (AUS)
Atlanta (ATL) - Baton Rouge (BTR)
Fayetteville/Springdale (XNA) - Atlanta (ATL)
Phoenix Sky Harbor (PHX) - Detroit (DTW)
Tampa (TPA) - Los Angeles (LAX)
Tucson (TUS) - Los Angeles (LAX)
Tucson (TUS) - Seattle-Tacoma (SEA)
Valdosta (VLD) - Atlanta (ATL)
West Palm Beach (PBI) - Atlanta (ATL)

All WestJet flights

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WestJet flight WS 8503: Multiple routes

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FLIGHT SCHEDULE

Direct Codeshare Flights:

WestJet WS8503

07:00

Tampa (TPA)

09:12

Los Angeles (LAX) 3

Operates only on 2025-08-10

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 538)

Duration: 5:12, non-stop
Airbus A321neo (32Q)

WestJet WS8503

07:00

Tucson (TUS)

08:46

Los Angeles (LAX) 3

Effective 2025-08-17 through 2025-08-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 3515)

Duration: 1:46, non-stop
Canadair CRJ 700 (CR7)

WestJet WS8503

10:15

West Palm Beach (PBI)

12:05

Atlanta (ATL) S

Effective 2025-12-20 through 2026-01-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1311)

Duration: 1:50, non-stop
Airbus A321 (321)

WestJet WS8503

10:48

Phoenix Sky Harbor (PHX) 3

17:39

Detroit (DTW) M

Effective 2025-07-07 through 2025-08-07

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1070)

Duration: 3:51, non-stop
Boeing 737-900 (739)

WestJet WS8503

10:48

Phoenix Sky Harbor (PHX) 3

17:39

Detroit (DTW) M

Effective 2025-08-09 through 2025-08-12

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1070)

Duration: 3:51, non-stop
Boeing 737-900 (739)

WestJet WS8503

10:54

Phoenix Sky Harbor (PHX) 3

17:40

Detroit (DTW) M

Effective 2025-06-08 through 2025-07-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1070)

Duration: 3:46, non-stop
Boeing 737-900 (739)

WestJet WS8503

11:00

West Palm Beach (PBI)

12:49

Atlanta (ATL) S

Effective 2025-08-16 through 2025-09-02

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1311)

Duration: 1:49, non-stop
Airbus A321 (321)

WestJet WS8503

11:00

West Palm Beach (PBI)

12:49

Atlanta (ATL) S

Effective 2025-09-03 through 2025-09-07

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1311)

Duration: 1:49, non-stop
Airbus A321 (321)

WestJet WS8503

11:00

West Palm Beach (PBI)

12:50

Atlanta (ATL) S

Effective 2025-09-08 through 2025-09-27

Mon

Tue

Wed

Thu
-

Fri

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1311)

Duration: 1:50, non-stop
Airbus A321 (321)

WestJet WS8503

11:00

West Palm Beach (PBI)

12:50

Atlanta (ATL) S

Effective 2025-09-28 through 2025-12-19

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1311)

Duration: 1:50, non-stop
Airbus A321 (321)

WestJet WS8503

11:00

West Palm Beach (PBI)

12:56

Atlanta (ATL) S

Effective from 2026-01-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1311)

Duration: 1:56, non-stop
Airbus A321 (321)

WestJet WS8503

11:01

Phoenix Sky Harbor (PHX) 3

17:40

Detroit (DTW) M

Effective 2025-05-07 through 2025-06-07

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1070)

Duration: 3:39, non-stop
Boeing 737-900 (739)

WestJet WS8503

11:55

Phoenix Sky Harbor (PHX) 3

18:34

Detroit (DTW) M

Valid until 2025-05-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1070)

Duration: 3:39, non-stop
Boeing 767 (76W)

WestJet WS8503

12:00

Tucson (TUS)

13:43

Los Angeles (LAX) 3

Effective 2025-08-14 through 2025-08-28

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 3766)

Duration: 1:43, non-stop
Canadair CRJ 700 (CR7)

WestJet WS8503

13:30

Tucson (TUS)

16:48

Seattle-Tacoma (SEA)

Effective 2025-08-15 through 2025-08-29

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 3554)

Duration: 3:18, non-stop
Embraer EMB 175 (E7W)

WestJet WS8503

15:35

Fayetteville/Springdale (XNA)

18:25

Atlanta (ATL) S

Operates only on 2025-09-04

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 5503)

Duration: 1:50, non-stop
Canadair CRJ 900 (CR9)

WestJet WS8503

17:30

Valdosta (VLD)

18:48

Atlanta (ATL) S

Effective 2025-08-13 through 2025-08-27

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 4993)

Duration: 1:18, non-stop
Canadair CRJ 900 (CR9)

WestJet WS8503

21:25

Atlanta (ATL) S

22:00

Baton Rouge (BTR)

Effective 2025-09-11 through 2025-09-25

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 3111)

Duration: 1:35, non-stop
Boeing 717 (717)

WestJet WS8503

21:35

Atlanta (ATL) S

23:04

Austin (AUS)

Effective 2025-09-14 through 2025-09-21

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1081)

Duration: 2:29, non-stop
Airbus A321 (321)

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This flight number is listed as serving the following routes:

Atlanta (ATL) - Austin (AUS)
Atlanta (ATL) - Baton Rouge (BTR)
Fayetteville/Springdale (XNA) - Atlanta (ATL)
Phoenix Sky Harbor (PHX) - Detroit (DTW)
Tampa (TPA) - Los Angeles (LAX)
Tucson (TUS) - Los Angeles (LAX)
Tucson (TUS) - Seattle-Tacoma (SEA)
Valdosta (VLD) - Atlanta (ATL)
West Palm Beach (PBI) - Atlanta (ATL)

All WestJet flights

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