WestJet flight WS 8421: Multiple routes

Ad box here 1220564027 I FlightWNum Top Box
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Sun 06:30 Tampa (TPA) 09:11 Detroit (DTW) M
WS 8421 Non-stop Airbus A321 (321) 2:41 Operates only on 2025-06-01
Codeshare flight, operated by Delta Air Lines.(DL 808)
Wed 06:30 Saint Louis (STL) 1 08:06 Minneapolis/Saint Paul (MSP) 1
WS 8421 Non-stop Airbus A220-100 (221) 1:36 Operates only on 2025-06-18
Codeshare flight, operated by Delta Air Lines.(DL 1597)
Tue 06:30 Saint Louis (STL) 1 08:06 Minneapolis/Saint Paul (MSP) 1
WS 8421 Non-stop Airbus A220-300 (223) 1:36 Operates only on 2025-07-01
Codeshare flight, operated by Delta Air Lines.(DL 1597)
Wed 06:30 Saint Louis (STL) 1 08:06 Minneapolis/Saint Paul (MSP) 1
WS 8421 Non-stop Airbus A319 (319) 1:36 Operates only on 2025-09-03
Codeshare flight, operated by Delta Air Lines.(DL 1597)
Fri,Sun 07:00 Chicago O'Hare (ORD) 5 09:22 Detroit (DTW) M
WS 8421 Non-stop Boeing 717 (717) 1:22 Effective 2025-08-08 through 2025-08-10
Codeshare flight, operated by Delta Air Lines.(DL 2039)
Sun 07:00 San Jose (SJC) A 08:30 Los Angeles (LAX) 3
WS 8421 Non-stop Embraer EMB 175 (E7W) 1:30 Operates only on 2025-09-07
Codeshare flight, operated by Delta Air Lines.(DL 3979)
Mon 07:30 Tampa (TPA) 09:07 Atlanta (ATL) S
WS 8421 Non-stop Boeing 757 (757) 1:37 Operates only on 2025-06-02
Codeshare flight, operated by Delta Air Lines.(DL 1486)
Mon,Wed,Thu 10:30 Minneapolis/Saint Paul (MSP) 1 13:56 Raleigh/Durham (RDU) 2
WS 8421 Non-stop Airbus A320 (320) 2:26 Effective 2025-06-09 through 2025-06-12
Codeshare flight, operated by Delta Air Lines.(DL 2521)
Wed 10:30 Shreveport (SHV) 13:19 Atlanta (ATL) S
WS 8421 Non-stop Canadair CRJ 900 (CR9) 1:49 Effective 2025-08-13 through 2025-08-27
Codeshare flight, operated by Delta Air Lines.(DL 5302)
Fri 10:45 Tampa (TPA) 13:26 Detroit (DTW) M
WS 8421 Non-stop Boeing 737-900 (739) 2:41 Operates only on 2025-06-06
Codeshare flight, operated by Delta Air Lines.(DL 2852)
Wed 11:05 San Francisco (SFO) 1 12:44 Los Angeles (LAX) 3
WS 8421 Non-stop Boeing 737-800 (738) 1:39 Operates only on 2025-08-06
Codeshare flight, operated by Delta Air Lines.(DL 1715)
Tue 11:20 Atlanta (ATL) S 12:28 Kansas City (MCI)
WS 8421 Non-stop Boeing 737-900 (739) 2:08 Operates only on 2025-09-02
Codeshare flight, operated by Delta Air Lines.(DL 527)
Sun 11:23 Minneapolis/Saint Paul (MSP) 1 14:53 Raleigh/Durham (RDU) 2
WS 8421 Non-stop Airbus A320 (320) 2:30 Operates only on 2025-06-08
Codeshare flight, operated by Delta Air Lines.(DL 2521)
Thu,Sun 11:27 Seattle-Tacoma (SEA) 12:37 Vancouver (YVR) M
WS 8421 Non-stop Embraer EMB 175 (E7W) 1:10 Effective 2025-08-14 through 2025-08-31
Codeshare flight, operated by Delta Air Lines.(DL 3742)
Fri,Sat 11:28 San Jose (SJC) A 12:55 Los Angeles (LAX) 3
WS 8421 Non-stop Embraer EMB 175 (E7W) 1:27 Effective 2025-09-05 through 2025-09-06
Codeshare flight, operated by Delta Air Lines.(DL 3762)
Daily 11:28 San Jose (SJC) A 12:56 Los Angeles (LAX) 3
WS 8421 Non-stop Embraer EMB 175 (E7W) 1:28 Effective 2025-09-08 through 2025-09-25
Codeshare flight, operated by Delta Air Lines.(DL 3762)
Thu-Sat 11:28 San Jose (SJC) A 12:56 Los Angeles (LAX) 3
WS 8421 Non-stop Embraer EMB 175 (E7W) 1:28 Effective 2025-09-27 through 2025-10-04
Codeshare flight, operated by Delta Air Lines.(DL 3762)
Sun 11:28 San Jose (SJC) A 12:56 Los Angeles (LAX) 3
WS 8421 Non-stop Embraer EMB 175 (E7W) 1:28 Operates only on 2025-10-05
Codeshare flight, operated by Delta Air Lines.(DL 3762)
Tue 12:00 Saint Louis (STL) 1 15:34 New York LaGuardia (LGA) C
WS 8421 Non-stop Canadair CRJ 900 (CR9) 2:34 Effective 2025-07-08 through 2025-07-22
Codeshare flight, operated by Delta Air Lines.(DL 4922)
Tue 12:00 Saint Louis (STL) 1 15:34 New York LaGuardia (LGA) C
WS 8421 Non-stop Canadair CRJ 900 (CR9) 2:34 Operates only on 2025-08-05
Codeshare flight, operated by Delta Air Lines.(DL 4922)
Thu 13:23 Dallas Fort Worth (DFW) E 17:07 Detroit (DTW) M
WS 8421 Non-stop Airbus A320 (320) 2:44 Operates only on 2025-06-19
Codeshare flight, operated by Delta Air Lines.(DL 805)
Fri 13:30 Seattle-Tacoma (SEA) 15:29 Sacramento (SMF) A
WS 8421 Non-stop Embraer EMB 175 (E7W) 1:59 Operates only on 2025-07-25
Codeshare flight, operated by Delta Air Lines.(DL 3505)
Fri,Sun 13:30 Seattle-Tacoma (SEA) 16:40 Salt Lake City (SLC)
WS 8421 Non-stop Boeing 737-900 (739) 2:10 Effective 2025-08-01 through 2025-08-03
Codeshare flight, operated by Delta Air Lines.(DL 1120)
Sun 13:31 Luis Munoz Marin, San Juan (SJU) B 17:55 New York John F. Kennedy (JFK) 4
WS 8421 Non-stop Airbus A321neo (32Q) 4:24 Operates only on 2025-06-15
Codeshare flight, operated by Delta Air Lines.(DL 1877)
Fri,Sun 14:00 Seattle-Tacoma (SEA) 16:04 Sacramento (SMF) A
WS 8421 Non-stop Embraer EMB 175 (E7W) 2:04 Effective 2025-06-22 through 2025-06-29
Codeshare flight, operated by Delta Air Lines.(DL 3505)
Thu 14:00 Seattle-Tacoma (SEA) 16:04 Sacramento (SMF) A
WS 8421 Non-stop Embraer EMB 175 (E7W) 2:04 Operates only on 2025-07-03
Codeshare flight, operated by Delta Air Lines.(DL 3505)
Mon 14:35 Luis Munoz Marin, San Juan (SJU) B 19:14 Detroit (DTW) M
WS 8421 Non-stop Boeing 737-900 (739) 4:39 Operates only on 2025-06-16
Codeshare flight, operated by Delta Air Lines.(DL 1913)
Fri,Sun 14:35 Seattle-Tacoma (SEA) 17:17 Ontario, Los Angeles (ONT) 2
WS 8421 Non-stop Embraer EMB 175 (E7W) 2:42 Effective 2025-10-10 through 2025-10-17
Codeshare flight, operated by Delta Air Lines.(DL 4031)
Sat,Sun 14:35 Seattle-Tacoma (SEA) 17:17 Ontario, Los Angeles (ONT) 2
WS 8421 Non-stop Embraer EMB 175 (E7W) 2:42 Effective 2025-10-18 through 2025-10-19
Codeshare flight, operated by Delta Air Lines.(DL 4031)
Mon 15:30 Seattle-Tacoma (SEA) 17:50 San Jose (SJC) A
WS 8421 Non-stop Embraer EMB 175 (E7W) 2:20 Operates only on 2025-08-04
Codeshare flight, operated by Delta Air Lines.(DL 3840)
Tue 15:40 Saint Louis (STL) 1 19:13 New York LaGuardia (LGA) C
WS 8421 Non-stop Canadair CRJ 900 (CR9) 2:33 Operates only on 2025-07-29
Codeshare flight, operated by Delta Air Lines.(DL 4905)
Wed 15:48 San Francisco (SFO) 1 17:18 Los Angeles (LAX) 3
WS 8421 Non-stop Boeing 737-800 (738) 1:30 Effective 2025-06-25 through 2025-07-02
Codeshare flight, operated by Delta Air Lines.(DL 2267)
Mon 17:00 Seattle-Tacoma (SEA) 20:08 Salt Lake City (SLC)
WS 8421 Non-stop Boeing 737-900 (739) 2:08 Operates only on 2025-07-28
Codeshare flight, operated by Delta Air Lines.(DL 1165)
Sun 17:23 Tampa (TPA) 20:10 Detroit (DTW) M
WS 8421 Non-stop Airbus A321 (321) 2:47 Operates only on 2025-05-25
Codeshare flight, operated by Delta Air Lines.(DL 2774)
Mon 17:30 Sacramento (SMF) A 19:12 Los Angeles (LAX) 3
WS 8421 Non-stop Embraer EMB 175 (E7W) 1:42 Valid until 2025-05-05
Codeshare flight, operated by Delta Air Lines.(DL 3759)
Mon 17:30 Seattle-Tacoma (SEA) 20:39 Salt Lake City (SLC)
WS 8421 Non-stop Airbus A321 (321) 2:09 Operates only on 2025-06-30
Codeshare flight, operated by Delta Air Lines.(DL 1165)
Sun 17:30 Seattle-Tacoma (SEA) 19:30 Sacramento (SMF) A
WS 8421 Non-stop Embraer EMB 175 (E7W) 2:00 Operates only on 2025-07-06
Codeshare flight, operated by Delta Air Lines.(DL 4043)
Thu,Fri,Sun 17:30 Seattle-Tacoma (SEA) 19:29 Sacramento (SMF) A
WS 8421 Non-stop Embraer EMB 175 (E7W) 1:59 Effective 2025-07-10 through 2025-07-24
Codeshare flight, operated by Delta Air Lines.(DL 4043)
Thu 18:03 Tampa (TPA) 20:45 Detroit (DTW) M
WS 8421 Non-stop Airbus A321 (321) 2:42 Effective 2025-05-29 through 2025-06-05
Codeshare flight, operated by Delta Air Lines.(DL 2774)
Tue 18:42 Minneapolis/Saint Paul (MSP) 1 20:07 Bismarck (BIS)
WS 8421 Non-stop Airbus A319 (319) 1:25 Operates only on 2025-06-10
Codeshare flight, operated by Delta Air Lines.(DL 1645)
Wed 18:50 San Francisco (SFO) 1 20:25 Los Angeles (LAX) 3
WS 8421 Non-stop Boeing 737-900 (739) 1:35 Operates only on 2025-07-30
Codeshare flight, operated by Delta Air Lines.(DL 1559)
Tue 19:20 Minneapolis/Saint Paul (MSP) 1 20:28 Denver (DEN)
WS 8421 Non-stop Boeing 737-900 (739) 2:08 Operates only on 2025-06-17
Codeshare flight, operated by Delta Air Lines.(DL 2931)
Mon 19:30 Seattle-Tacoma (SEA) 22:21 Santa Ana (SNA)
WS 8421 Non-stop Airbus A220-100 (221) 2:51 Operates only on 2025-08-11
Codeshare flight, operated by Delta Air Lines.(DL 637)
Fri 21:05 Salt Lake City (SLC) 22:35 Denver (DEN)
WS 8421 Non-stop Airbus A319 (319) 1:30 Operates only on 2025-06-13
Codeshare flight, operated by Delta Air Lines.(DL 1667)
Thu,Fri,Sun 21:20 Seattle-Tacoma (SEA) 00:06 Fairbanks (FAI)
WS 8421 Non-stop Airbus A220-300 (223) 3:46 Valid until 2025-05-04
Codeshare flight, operated by Delta Air Lines.(DL 2186)
The flight arrives 1 day after departure.
Fri 21:20 Seattle-Tacoma (SEA) 22:22 Vancouver (YVR) M
WS 8421 Non-stop Embraer EMB 175 (E7W) 1:02 Effective 2025-08-15 through 2025-08-29
Codeshare flight, operated by Delta Air Lines.(DL 3853)
Thu,Fri,Sun 21:40 Seattle-Tacoma (SEA) 00:28 Fairbanks (FAI)
WS 8421 Non-stop Airbus A220-300 (223) 3:48 Effective 2025-05-08 through 2025-05-22
Codeshare flight, operated by Delta Air Lines.(DL 2186)
The flight arrives 1 day after departure.
Ad flat here 1377413384 I FlightWNum Lower
Parallax here
This flight number is listed as serving the following routes:


Feedback - Disclaimer - Privacy - new_base.html - DESKTOP - CACHE: False - LANG: en - IS_EU: False
FlightMapper.net Flight Search Countries Airlines
LANGUAGES
WestJet flight WS 8421: Multiple routes
Ad mobi flat here (320x100px) 6074960173 M FlightWNum Top Flat
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
WestJet WS8421
06:30
Tampa (TPA)

09:11
Detroit (DTW) M
Operates only on 2025-06-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 808)
Duration: 2:41, non-stop
Airbus A321 (321)
WestJet WS8421
06:30
Saint Louis (STL) 1

08:06
Minneapolis/Saint Paul (MSP) 1
Operates only on 2025-06-18
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1597)
Duration: 1:36, non-stop
Airbus A220-100 (221)
WestJet WS8421
06:30
Saint Louis (STL) 1

08:06
Minneapolis/Saint Paul (MSP) 1
Operates only on 2025-07-01
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1597)
Duration: 1:36, non-stop
Airbus A220-300 (223)
WestJet WS8421
06:30
Saint Louis (STL) 1

08:06
Minneapolis/Saint Paul (MSP) 1
Operates only on 2025-09-03
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1597)
Duration: 1:36, non-stop
Airbus A319 (319)
WestJet WS8421
07:00
Chicago O'Hare (ORD) 5

09:22
Detroit (DTW) M
Effective 2025-08-08 through 2025-08-10
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2039)
Duration: 1:22, non-stop
Boeing 717 (717)
WestJet WS8421
07:00
San Jose (SJC) A

08:30
Los Angeles (LAX) 3
Operates only on 2025-09-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 3979)
Duration: 1:30, non-stop
Embraer EMB 175 (E7W)
WestJet WS8421
07:30
Tampa (TPA)

09:07
Atlanta (ATL) S
Operates only on 2025-06-02
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1486)
Duration: 1:37, non-stop
Boeing 757 (757)
WestJet WS8421
10:30
Minneapolis/Saint Paul (MSP) 1

13:56
Raleigh/Durham (RDU) 2
Effective 2025-06-09 through 2025-06-12
Mon
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2521)
Duration: 2:26, non-stop
Airbus A320 (320)
WestJet WS8421
10:30
Shreveport (SHV)

13:19
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 5302)
Duration: 1:49, non-stop
Canadair CRJ 900 (CR9)
WestJet WS8421
10:45
Tampa (TPA)

13:26
Detroit (DTW) M
Operates only on 2025-06-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2852)
Duration: 2:41, non-stop
Boeing 737-900 (739)
WestJet WS8421
11:05
San Francisco (SFO) 1

12:44
Los Angeles (LAX) 3
Operates only on 2025-08-06
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1715)
Duration: 1:39, non-stop
Boeing 737-800 (738)
WestJet WS8421
11:20
Atlanta (ATL) S

12:28
Kansas City (MCI)
Operates only on 2025-09-02
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 527)
Duration: 2:08, non-stop
Boeing 737-900 (739)
WestJet WS8421
11:23
Minneapolis/Saint Paul (MSP) 1

14:53
Raleigh/Durham (RDU) 2
Operates only on 2025-06-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2521)
Duration: 2:30, non-stop
Airbus A320 (320)
WestJet WS8421
11:27
Seattle-Tacoma (SEA)

12:37
Vancouver (YVR) M
Effective 2025-08-14 through 2025-08-31
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 3742)
Duration: 1:10, non-stop
Embraer EMB 175 (E7W)
WestJet WS8421
11:28
San Jose (SJC) A

12:55
Los Angeles (LAX) 3
Effective 2025-09-05 through 2025-09-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 3762)
Duration: 1:27, non-stop
Embraer EMB 175 (E7W)
WestJet WS8421
11:28
San Jose (SJC) A

12:56
Los Angeles (LAX) 3
Effective 2025-09-08 through 2025-09-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 3762)
Duration: 1:28, non-stop
Embraer EMB 175 (E7W)
WestJet WS8421
11:28
San Jose (SJC) A

12:56
Los Angeles (LAX) 3
Effective 2025-09-27 through 2025-10-04
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 3762)
Duration: 1:28, non-stop
Embraer EMB 175 (E7W)
WestJet WS8421
11:28
San Jose (SJC) A

12:56
Los Angeles (LAX) 3
Operates only on 2025-10-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 3762)
Duration: 1:28, non-stop
Embraer EMB 175 (E7W)
WestJet WS8421
12:00
Saint Louis (STL) 1

15:34
New York LaGuardia (LGA) C
Effective 2025-07-08 through 2025-07-22
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 4922)
Duration: 2:34, non-stop
Canadair CRJ 900 (CR9)
WestJet WS8421
12:00
Saint Louis (STL) 1

15:34
New York LaGuardia (LGA) C
Operates only on 2025-08-05
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 4922)
Duration: 2:34, non-stop
Canadair CRJ 900 (CR9)
WestJet WS8421
13:23
Dallas Fort Worth (DFW) E

17:07
Detroit (DTW) M
Operates only on 2025-06-19
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 805)
Duration: 2:44, non-stop
Airbus A320 (320)
WestJet WS8421
13:30
Seattle-Tacoma (SEA)

15:29
Sacramento (SMF) A
Operates only on 2025-07-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 3505)
Duration: 1:59, non-stop
Embraer EMB 175 (E7W)
WestJet WS8421
13:30
Seattle-Tacoma (SEA)

16:40
Salt Lake City (SLC)
Effective 2025-08-01 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1120)
Duration: 2:10, non-stop
Boeing 737-900 (739)
WestJet WS8421
13:31
Luis Munoz Marin, San Juan (SJU) B

17:55
New York John F. Kennedy (JFK) 4
Operates only on 2025-06-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1877)
Duration: 4:24, non-stop
Airbus A321neo (32Q)
WestJet WS8421
14:00
Seattle-Tacoma (SEA)

16:04
Sacramento (SMF) A
Effective 2025-06-22 through 2025-06-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 3505)
Duration: 2:04, non-stop
Embraer EMB 175 (E7W)
WestJet WS8421
14:00
Seattle-Tacoma (SEA)

16:04
Sacramento (SMF) A
Operates only on 2025-07-03
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 3505)
Duration: 2:04, non-stop
Embraer EMB 175 (E7W)
WestJet WS8421
14:35
Luis Munoz Marin, San Juan (SJU) B

19:14
Detroit (DTW) M
Operates only on 2025-06-16
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1913)
Duration: 4:39, non-stop
Boeing 737-900 (739)
WestJet WS8421
14:35
Seattle-Tacoma (SEA)

17:17
Ontario, Los Angeles (ONT) 2
Effective 2025-10-10 through 2025-10-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4031)
Duration: 2:42, non-stop
Embraer EMB 175 (E7W)
WestJet WS8421
14:35
Seattle-Tacoma (SEA)

17:17
Ontario, Los Angeles (ONT) 2
Effective 2025-10-18 through 2025-10-19
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4031)
Duration: 2:42, non-stop
Embraer EMB 175 (E7W)
WestJet WS8421
15:30
Seattle-Tacoma (SEA)

17:50
San Jose (SJC) A
Operates only on 2025-08-04
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 3840)
Duration: 2:20, non-stop
Embraer EMB 175 (E7W)
WestJet WS8421
15:40
Saint Louis (STL) 1

19:13
New York LaGuardia (LGA) C
Operates only on 2025-07-29
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 4905)
Duration: 2:33, non-stop
Canadair CRJ 900 (CR9)
WestJet WS8421
15:48
San Francisco (SFO) 1

17:18
Los Angeles (LAX) 3
Effective 2025-06-25 through 2025-07-02
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2267)
Duration: 1:30, non-stop
Boeing 737-800 (738)
WestJet WS8421
17:00
Seattle-Tacoma (SEA)

20:08
Salt Lake City (SLC)
Operates only on 2025-07-28
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1165)
Duration: 2:08, non-stop
Boeing 737-900 (739)
WestJet WS8421
17:23
Tampa (TPA)

20:10
Detroit (DTW) M
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2774)
Duration: 2:47, non-stop
Airbus A321 (321)
WestJet WS8421
17:30
Sacramento (SMF) A

19:12
Los Angeles (LAX) 3
Valid until 2025-05-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 3759)
Duration: 1:42, non-stop
Embraer EMB 175 (E7W)
WestJet WS8421
17:30
Seattle-Tacoma (SEA)

20:39
Salt Lake City (SLC)
Operates only on 2025-06-30
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1165)
Duration: 2:09, non-stop
Airbus A321 (321)
WestJet WS8421
17:30
Seattle-Tacoma (SEA)

19:30
Sacramento (SMF) A
Operates only on 2025-07-06
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)
WestJet WS8421
17:30
Seattle-Tacoma (SEA)

19:29
Sacramento (SMF) A
Effective 2025-07-10 through 2025-07-24
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4043)
Duration: 1:59, non-stop
Embraer EMB 175 (E7W)
WestJet WS8421
18:03
Tampa (TPA)

20:45
Detroit (DTW) M
Effective 2025-05-29 through 2025-06-05
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2774)
Duration: 2:42, non-stop
Airbus A321 (321)
WestJet WS8421
18:42
Minneapolis/Saint Paul (MSP) 1

20:07
Bismarck (BIS)
Operates only on 2025-06-10
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1645)
Duration: 1:25, non-stop
Airbus A319 (319)
WestJet WS8421
18:50
San Francisco (SFO) 1

20:25
Los Angeles (LAX) 3
Operates only on 2025-07-30
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1559)
Duration: 1:35, non-stop
Boeing 737-900 (739)
WestJet WS8421
19:20
Minneapolis/Saint Paul (MSP) 1

20:28
Denver (DEN)
Operates only on 2025-06-17
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2931)
Duration: 2:08, non-stop
Boeing 737-900 (739)
WestJet WS8421
19:30
Seattle-Tacoma (SEA)

22:21
Santa Ana (SNA)
Operates only on 2025-08-11
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 637)
Duration: 2:51, non-stop
Airbus A220-100 (221)
WestJet WS8421
21:05
Salt Lake City (SLC)

22:35
Denver (DEN)
Operates only on 2025-06-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1667)
Duration: 1:30, non-stop
Airbus A319 (319)
WestJet WS8421
21:20
Seattle-Tacoma (SEA)

00:06(+1)
Fairbanks (FAI)
Valid until 2025-05-04
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2186)
Duration: 3:46, non-stop
Airbus A220-300 (223)
The flight arrives 1 day after departure.
WestJet WS8421
21:20
Seattle-Tacoma (SEA)

22:22
Vancouver (YVR) M
Effective 2025-08-15 through 2025-08-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 3853)
Duration: 1:02, non-stop
Embraer EMB 175 (E7W)
WestJet WS8421
21:40
Seattle-Tacoma (SEA)

00:28(+1)
Fairbanks (FAI)
Effective 2025-05-08 through 2025-05-22
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2186)
Duration: 3:48, non-stop
Airbus A220-300 (223)
The flight arrives 1 day after departure.
Ad mobi box here (300x250px) 8888825773 M FlightWNum Bottom Box
Parallax here
This flight number is listed as serving the following routes:
  • Atlanta (ATL) - Kansas City (MCI)
  • Chicago O'Hare (ORD) - Detroit (DTW)
  • Dallas Fort Worth (DFW) - Detroit (DTW)
  • Luis Munoz Marin, San Juan (SJU) - Detroit (DTW)
  • Luis Munoz Marin, San Juan (SJU) - New York John F. Kennedy (JFK)
  • Minneapolis/Saint Paul (MSP) - Bismarck (BIS)
  • Minneapolis/Saint Paul (MSP) - Denver (DEN)
  • Minneapolis/Saint Paul (MSP) - Raleigh/Durham (RDU)
  • Sacramento (SMF) - Los Angeles (LAX)
  • Saint Louis (STL) - Minneapolis/Saint Paul (MSP)
  • Saint Louis (STL) - New York LaGuardia (LGA)
  • Salt Lake City (SLC) - Denver (DEN)
  • San Francisco (SFO) - Los Angeles (LAX)
  • San Jose (SJC) - Los Angeles (LAX)
  • Seattle-Tacoma (SEA) - Fairbanks (FAI)
  • Seattle-Tacoma (SEA) - Ontario, Los Angeles (ONT)
  • Seattle-Tacoma (SEA) - Sacramento (SMF)
  • Seattle-Tacoma (SEA) - Salt Lake City (SLC)
  • Seattle-Tacoma (SEA) - San Jose (SJC)
  • Seattle-Tacoma (SEA) - Santa Ana (SNA)
  • Seattle-Tacoma (SEA) - Vancouver (YVR)
  • Shreveport (SHV) - Atlanta (ATL)
  • Tampa (TPA) - Atlanta (ATL)
  • Tampa (TPA) - Detroit (DTW)
All WestJet flights
Feedback     -     Disclaimer     -     Privacy - new_base.html - MOBILE

- CACHE: False - LANG: en - IS_EU: False