WestJet flight WS 6403: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Mon-Wed,Fri,Sun 06:00 Washington Dulles (IAD) 07:48 Detroit (DTW) M
WS 6403 Non-stop Canadair CRJ 900 (CR9) 1:48 Effective 2026-02-13 through 2026-02-25
Codeshare flight, operated by Delta Air Lines.(DL 3931)
Tue-Sun 09:29 Atlanta (ATL) S 11:05 Austin (AUS)
WS 6403 Non-stop Airbus A320 (320) 2:36 Effective 2026-03-08 through 2026-03-15
Codeshare flight, operated by Delta Air Lines.(DL 2886)
Daily 09:29 Atlanta (ATL) S 11:05 Austin (AUS)
WS 6403 Non-stop Airbus A320 (320) 2:36 Effective 2026-03-16 through 2026-04-12
Codeshare flight, operated by Delta Air Lines.(DL 2886)
Daily 09:40 Atlanta (ATL) S 11:14 Austin (AUS)
WS 6403 Non-stop Airbus A320 (320) 2:34 Valid until 2026-01-04
Codeshare flight, operated by Delta Air Lines.(DL 2886)
Mon,Thu,Sat 09:40 Atlanta (ATL) S 11:23 Austin (AUS)
WS 6403 Non-stop Airbus A321 (321) 2:43 Effective 2026-01-05 through 2026-01-10
Codeshare flight, operated by Delta Air Lines.(DL 2886)
Thu,Sat 09:40 Atlanta (ATL) S 11:23 Austin (AUS)
WS 6403 Non-stop Airbus A321 (321) 2:43 Effective 2026-01-15 through 2026-01-29
Codeshare flight, operated by Delta Air Lines.(DL 2886)
Tue-Sun 09:40 Atlanta (ATL) S 11:23 Austin (AUS)
WS 6403 Non-stop Airbus A321 (321) 2:43 Effective 2026-01-30 through 2026-02-12
Codeshare flight, operated by Delta Air Lines.(DL 2886)
Thu,Sat 09:40 Atlanta (ATL) S 11:23 Austin (AUS)
WS 6403 Non-stop Airbus A321 (321) 2:43 Effective 2026-02-14 through 2026-02-26
Codeshare flight, operated by Delta Air Lines.(DL 2886)
Tue-Sun 09:40 Atlanta (ATL) S 11:23 Austin (AUS)
WS 6403 Non-stop Airbus A321 (321) 2:43 Effective 2026-02-27 through 2026-03-07
Codeshare flight, operated by Delta Air Lines.(DL 2886)
Daily 09:40 Atlanta (ATL) S 11:12 Austin (AUS)
WS 6403 Non-stop Airbus A321 (321) 2:32 Effective 2026-04-13 through 2026-07-06
Codeshare flight, operated by Delta Air Lines.(DL 2886)
Daily 09:40 Atlanta (ATL) S 11:03 Austin (AUS)
WS 6403 Non-stop Airbus A321 (321) 2:23 Effective 2026-07-07 through 2026-10-05
Codeshare flight, operated by Delta Air Lines.(DL 2886)
Daily 09:40 Atlanta (ATL) S 11:19 Austin (AUS)
WS 6403 Non-stop Airbus A321 (321) 2:39 Effective from 2026-10-06
Codeshare flight, operated by Delta Air Lines.(DL 2886)
Mon 15:30 Seattle-Tacoma (SEA) 17:28 Sacramento (SMF) A
WS 6403 Non-stop Embraer EMB 175 (E7W) 1:58 Operates only on 2026-03-02
Codeshare flight, operated by Delta Air Lines.(DL 4043)
Mon 15:35 Seattle-Tacoma (SEA) 17:35 Sacramento (SMF) A
WS 6403 Non-stop Embraer EMB 175 (E7W) 2:00 Effective 2026-02-02 through 2026-02-09
Codeshare flight, operated by Delta Air Lines.(DL 4043)
Mon 15:50 Seattle-Tacoma (SEA) 18:19 Las Vegas Harry Reid (LAS) 1
WS 6403 Non-stop Boeing 737-900 (739) 2:29 Operates only on 2026-03-09
Codeshare flight, operated by Delta Air Lines.(DL 2955)
Mon,Fri,Sun 16:38 Detroit (DTW) M 17:30 Lansing (LAN)
WS 6403 Non-stop Canadair CRJ 900 (CR9) 0:52 Effective 2026-01-09 through 2026-01-16
Codeshare flight, operated by Delta Air Lines.(DL 4009)
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This flight number is listed as serving the following routes:


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WestJet flight WS 6403: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
WestJet WS6403
06:00
Washington Dulles (IAD)

07:48
Detroit (DTW) M
Effective 2026-02-13 through 2026-02-25
Mon
Tue
Wed
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 3931)
Duration: 1:48, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
WestJet WS6403
09:29
Atlanta (ATL) S

11:05
Austin (AUS)
Effective 2026-03-08 through 2026-03-15
Mon
-
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2886)
Duration: 2:36, non-stop
Airbus A320 (320)
Direct Codeshare Flights:
WestJet WS6403
09:29
Atlanta (ATL) S

11:05
Austin (AUS)
Effective 2026-03-16 through 2026-04-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2886)
Duration: 2:36, non-stop
Airbus A320 (320)
Direct Codeshare Flights:
WestJet WS6403
09:40
Atlanta (ATL) S

11:14
Austin (AUS)
Valid until 2026-01-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2886)
Duration: 2:34, non-stop
Airbus A320 (320)
Direct Codeshare Flights:
WestJet WS6403
09:40
Atlanta (ATL) S

11:23
Austin (AUS)
Effective 2026-01-05 through 2026-01-10
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2886)
Duration: 2:43, non-stop
Airbus A321 (321)
Direct Codeshare Flights:
WestJet WS6403
09:40
Atlanta (ATL) S

11:23
Austin (AUS)
Effective 2026-01-15 through 2026-01-29
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2886)
Duration: 2:43, non-stop
Airbus A321 (321)
Direct Codeshare Flights:
WestJet WS6403
09:40
Atlanta (ATL) S

11:23
Austin (AUS)
Effective 2026-01-30 through 2026-02-12
Mon
-
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2886)
Duration: 2:43, non-stop
Airbus A321 (321)
Direct Codeshare Flights:
WestJet WS6403
09:40
Atlanta (ATL) S

11:23
Austin (AUS)
Effective 2026-02-14 through 2026-02-26
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2886)
Duration: 2:43, non-stop
Airbus A321 (321)
Direct Codeshare Flights:
WestJet WS6403
09:40
Atlanta (ATL) S

11:23
Austin (AUS)
Effective 2026-02-27 through 2026-03-07
Mon
-
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2886)
Duration: 2:43, non-stop
Airbus A321 (321)
Direct Codeshare Flights:
WestJet WS6403
09:40
Atlanta (ATL) S

11:12
Austin (AUS)
Effective 2026-04-13 through 2026-07-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2886)
Duration: 2:32, non-stop
Airbus A321 (321)
Direct Codeshare Flights:
WestJet WS6403
09:40
Atlanta (ATL) S

11:03
Austin (AUS)
Effective 2026-07-07 through 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2886)
Duration: 2:23, non-stop
Airbus A321 (321)
Direct Codeshare Flights:
WestJet WS6403
09:40
Atlanta (ATL) S

11:19
Austin (AUS)
Effective from 2026-10-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2886)
Duration: 2:39, non-stop
Airbus A321 (321)
Direct Codeshare Flights:
WestJet WS6403
15:30
Seattle-Tacoma (SEA)

17:28
Sacramento (SMF) A
Operates only on 2026-03-02
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 4043)
Duration: 1:58, non-stop
Embraer EMB 175 (E7W)
Direct Codeshare Flights:
WestJet WS6403
15:35
Seattle-Tacoma (SEA)

17:35
Sacramento (SMF) A
Effective 2026-02-02 through 2026-02-09
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 4043)
Duration: 2:00, non-stop
Embraer EMB 175 (E7W)
Direct Codeshare Flights:
WestJet WS6403
15:50
Seattle-Tacoma (SEA)

18:19
Las Vegas Harry Reid (LAS) 1
Operates only on 2026-03-09
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2955)
Duration: 2:29, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
WestJet WS6403
16:38
Detroit (DTW) M

17:30
Lansing (LAN)
Effective 2026-01-09 through 2026-01-16
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4009)
Duration: 0:52, non-stop
Canadair CRJ 900 (CR9)
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This flight number is listed as serving the following routes:
  • Atlanta (ATL) - Austin (AUS)
  • Detroit (DTW) - Lansing (LAN)
  • Seattle-Tacoma (SEA) - Las Vegas Harry Reid (LAS)
  • Seattle-Tacoma (SEA) - Sacramento (SMF)
  • Washington Dulles (IAD) - Detroit (DTW)
All WestJet flights
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