SAS
flight
SK 3631:
Chicago O'Hare - Boston Logan
Chicago O'Hare - Boston Logan
Ad mobi flat here (320x100px) 6074960173 M FlightWNum Top Flat
FLIGHT SCHEDULE
Direct Codeshare Flights:
SAS SK3631
Valid until 2026-01-04
Mon
Tue
Wed
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Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 5641)
Duration: 2:31, non-stop Embraer EMB 175 (E75)
Direct Codeshare Flights:
SAS SK3631
Effective 2026-02-12 through 2026-02-20
Mon
Tue
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Wed
Thu
Fri
Sat
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Sun
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Codeshare flight, operated by Delta Air Lines.
(DL 5607)
Duration: 2:29, non-stop Embraer EMB 175 (E75)
Direct Codeshare Flights:
SAS SK3631
Effective 2026-02-22 through 2026-03-06
Mon
Tue
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-
Wed
Thu
Fri
Sat
-
-
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 5607)
Duration: 2:29, non-stop Embraer EMB 175 (E75)
Direct Codeshare Flights:
SAS SK3631
Effective 2026-04-13 through 2026-05-06
Mon
Tue
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Wed
Thu
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Fri
Sat
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Sun
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Codeshare flight, operated by Delta Air Lines.
(DL 2646)
Duration: 2:37, non-stop Airbus A220-300 (223)
Direct Codeshare Flights:
SAS SK3631
Effective 2026-05-08 through 2026-05-15
Mon
Tue
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Wed
Thu
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Fri
Sat
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Sun
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Codeshare flight, operated by Delta Air Lines.
(DL 2646)
Duration: 2:37, non-stop Airbus A319 (319)
Direct Codeshare Flights:
SAS SK3631
Effective 2026-05-17 through 2026-05-22
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 2646)
Duration: 2:37, non-stop Airbus A319 (319)
Direct Codeshare Flights:
SAS SK3631
Effective 2026-05-25 through 2026-06-12
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 2646)
Duration: 2:37, non-stop Airbus A319 (319)
Direct Codeshare Flights:
SAS SK3631
Effective 2026-06-13 through 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 2646)
Duration: 2:37, non-stop Airbus A319 (319)
Direct Codeshare Flights:
SAS SK3631
Effective 2026-10-06 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 2646)
Duration: 2:35, non-stop Airbus A319 (319)
Direct Codeshare Flights:
SAS SK3631
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 2646)
Duration: 2:37, non-stop Airbus A220-300 (223)
Direct Codeshare Flights:
SAS SK3631
Effective 2026-01-19 through 2026-02-06
Mon
Tue
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-
Wed
Thu
Fri
Sat
-
-
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 5607)
Duration: 2:32, non-stop Embraer EMB 175 (E75)
Direct Codeshare Flights:
SAS SK3631
Effective 2026-02-09 through 2026-02-11
Mon
Tue
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Wed
Thu
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Fri
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Sat
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Sun
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Codeshare flight, operated by Delta Air Lines.
(DL 5607)
Duration: 2:32, non-stop Embraer EMB 175 (E75)
Direct Codeshare Flights:
SAS SK3631
Effective 2026-03-08 through 2026-03-27
Mon
Tue
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-
Wed
Thu
Fri
Sat
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-
Sun
Codeshare flight, operated by Delta Air Lines.
(DL 2646)
Duration: 2:27, non-stop Airbus A220-300 (223)
Direct Codeshare Flights:
SAS SK3631
Effective 2026-03-30 through 2026-04-10
Mon
Tue
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Wed
Thu
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Fri
Sat
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Sun
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Codeshare flight, operated by Delta Air Lines.
(DL 2646)
Duration: 2:27, non-stop Airbus A220-300 (223)
Ad mobi box here (300x250px) 8888825773 M FlightWNum Bottom Box
Parallax here ORD-BOS
- SK 3631 is a domestic flight departing from the Chicago O'Hare airport (ORD) and arriving at Boston Logan airport (BOS).
- The flight distance is 864 miles, or 1390 km.
- The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-5 . 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 2:27 and 2:37.