WestJet
flight
WS 6388:
Multiple routes
FLIGHT SCHEDULE
Direct Codeshare Flights:
WestJet WS6388
Valid until 2026-01-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 853)
Duration: 3:49, non-stop Airbus A220-300 (223)
Direct Codeshare Flights:
WestJet WS6388
Effective 2026-02-12 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 853)
Duration: 3:50, non-stop Airbus A220-300 (223)
Direct Codeshare Flights:
WestJet WS6388
Effective 2026-01-05 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 853)
Duration: 3:47, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
WestJet WS6388
Effective 2026-04-13 through 2026-05-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 853)
Duration: 3:42, non-stop Airbus A220-300 (223)
Direct Codeshare Flights:
WestJet WS6388
Effective 2026-05-07 through 2026-06-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 853)
Duration: 3:40, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
WestJet WS6388
Effective 2026-08-10 through 2026-09-09
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 853)
Duration: 3:40, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
WestJet WS6388
Effective 2026-09-10 through 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 853)
Duration: 3:40, non-stop Airbus A220-300 (223)
Direct Codeshare Flights:
WestJet WS6388
Effective from 2026-10-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 853)
Duration: 3:50, non-stop Airbus A220-300 (223)
Direct Codeshare Flights:
WestJet WS6388
Effective 2026-03-08 through 2026-04-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 853)
Duration: 3:40, non-stop Airbus A220-300 (223)
Direct Codeshare Flights:
WestJet WS6388
Effective 2026-06-19 through 2026-06-24
Mon
-
-
Tue
-
-
Wed
Thu
-
-
Fri
Sat
-
-
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 892)
Duration: 5:21, non-stop Airbus A321neo (32Q)
Direct Codeshare Flights:
WestJet WS6388
Effective 2026-06-07 through 2026-06-13
Mon
Tue
Wed
Thu
Fri
-
-
Sat
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 1605)
Duration: 2:40, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
WestJet WS6388
Effective 2026-06-15 through 2026-06-23
Mon
Tue
Wed
Thu
Fri
-
-
Sat
Sun
-
-
Codeshare flight, operated by Delta Air Lines.
(DL 1605)
Duration: 2:40, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
WestJet WS6388
Effective 2026-06-25 through 2026-07-02
Mon
-
-
Tue
Wed
-
-
Thu
Fri
-
-
Sat
Sun
-
-
Codeshare flight, operated by Delta Air Lines.
(DL 1605)
Duration: 2:40, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
WestJet WS6388
Effective 2026-07-03 through 2026-07-09
Mon
Tue
Wed
-
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 1605)
Duration: 2:40, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
WestJet WS6388
Effective 2026-07-11 through 2026-07-18
Mon
-
-
Tue
Wed
-
-
Thu
Fri
-
-
Sat
Sun
-
-
Codeshare flight, operated by Delta Air Lines.
(DL 1605)
Duration: 2:40, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
WestJet WS6388
Effective 2026-07-20 through 2026-07-30
Mon
Tue
Wed
-
-
Thu
Fri
-
-
Sat
Sun
-
-
Codeshare flight, operated by Delta Air Lines.
(DL 1605)
Duration: 2:40, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
WestJet WS6388
Effective 2026-08-03 through 2026-08-09
Mon
Tue
Wed
-
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 1605)
Duration: 2:40, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
WestJet WS6388
Operates only on 2026-07-08
Mon
-
-
Tue
-
-
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Codeshare flight, operated by Delta Air Lines.
(DL 2450)
Duration: 1:18, non-stop Boeing 757 (757)
Direct Codeshare Flights:
WestJet WS6388
Effective 2026-07-29 through 2026-08-01
Mon
-
-
Tue
-
-
Wed
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Codeshare flight, operated by Delta Air Lines.
(DL 5705)
Duration: 2:50, non-stop Embraer EMB 175 (E75)
Direct Codeshare Flights:
WestJet WS6388
Effective 2026-06-26 through 2026-07-01
Mon
Tue
-
-
Wed
Thu
-
-
Fri
Sat
-
-
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 5119)
Duration: 2:51, non-stop Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
WestJet WS6388
Effective 2026-06-12 through 2026-06-14
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
Sat
-
-
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 887)
Duration: 5:40, non-stop Airbus A321neo (32Q)
Direct Codeshare Flights:
WestJet WS6388
Effective 2026-07-10 through 2026-07-19
Mon
Tue
-
-
Wed
Thu
-
-
Fri
Sat
-
-
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 2910)
Duration: 1:50, non-stop Airbus A320 (320)
Direct Codeshare Flights:
WestJet WS6388
Operates only on 2026-07-22
Mon
-
-
Tue
-
-
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Codeshare flight, operated by Delta Air Lines.
(DL 2910)
Duration: 1:50, non-stop Airbus A320 (320)
Direct Codeshare Flights:
WestJet WS6388
Effective 2026-07-31 through 2026-08-05
Mon
-
-
Tue
-
-
Wed
Thu
-
-
Fri
Sat
-
-
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 2720)
Duration: 1:19, non-stop Airbus A321 (321)
Direct Codeshare Flights:
WestJet WS6388
Effective 2026-07-24 through 2026-07-26
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
Sat
-
-
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 1292)
Duration: 1:38, non-stop Boeing 717 (717)
This flight number is listed as serving the following routes:
- Anchorage (ANC) - Seattle-Tacoma (SEA)
- Indianapolis (IND) - Minneapolis/Saint Paul (MSP)
- Jacksonville (JAX) - Atlanta (ATL)
- Juneau (JNU) - Seattle-Tacoma (SEA)
- New York John F. Kennedy (JFK) - Chicago O'Hare (ORD)
- New York John F. Kennedy (JFK) - Salt Lake City (SLC)
- Wilmington (ILM) - Atlanta (ATL)