SAS
flight
SK 3508:
Chicago O'Hare - Seattle-Tacoma
Chicago O'Hare - Seattle-Tacoma
FLIGHT SCHEDULE
Direct Codeshare Flights:
SAS SK3508
Effective 2026-05-23 through 2026-08-30
Mon
-
-
Tue
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Wed
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Thu
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-
Fri
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-
Sat
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 2041)
Duration: 4:37, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
SAS SK3508
Effective 2026-04-13 through 2026-05-06
Mon
Tue
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-
Wed
Thu
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-
Fri
Sat
-
-
Sun
-
-
Codeshare flight, operated by Delta Air Lines.
(DL 637)
Duration: 4:43, non-stop Airbus A220-300 (223)
Direct Codeshare Flights:
SAS SK3508
Effective 2026-05-08 through 2026-05-15
Mon
Tue
-
-
Wed
Thu
-
-
Fri
Sat
-
-
Sun
-
-
Codeshare flight, operated by Delta Air Lines.
(DL 637)
Duration: 4:41, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
SAS SK3508
Effective 2026-05-17 through 2026-05-22
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 637)
Duration: 4:41, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
SAS SK3508
Effective 2026-05-25 through 2026-09-11
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
-
-
Codeshare flight, operated by Delta Air Lines.
(DL 637)
Duration: 4:41, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
SAS SK3508
Effective 2026-09-13 through 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 637)
Duration: 4:41, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
SAS SK3508
Effective 2026-10-06 through 2026-10-23
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 637)
Duration: 4:48, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
SAS SK3508
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 637)
Duration: 4:41, non-stop Boeing 737-800 (738)
- SK 3508 is a domestic flight departing from the Chicago O'Hare airport (ORD) and arriving at Seattle-Tacoma airport (SEA).
- The flight distance is 1715 miles, or 2760 km.
- The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-8 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
- For direct flights, the flight time varies between 4:37 and 4:48.