Icelandair flight FI 634: Boston Logan - Keflavik, Reykjavik

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sat 11:35 Boston Logan (BOS) E 21:45 Keflavik, Reykjavik (KEF)
FI 634 Non-stop Boeing 737 MAX 8 (7M8) 5:10 Operates only on 2026-01-03
Thu,Sat 11:35 Boston Logan (BOS) E 21:45 Keflavik, Reykjavik (KEF)
FI 634 Non-stop Boeing 737 MAX 8 (7M8) 5:10 Effective 2026-02-19 through 2026-02-28
Wed,Thu,Sat 11:35 Boston Logan (BOS) E 21:45 Keflavik, Reykjavik (KEF)
FI 634 Non-stop Boeing 737 MAX 8 (7M8) 5:10 Effective 2026-03-04 through 2026-03-07
Wed,Thu,Sat,Sun 12:35 Boston Logan (BOS) E 21:45 Keflavik, Reykjavik (KEF)
FI 634 Non-stop Boeing 737 MAX 8 (7M8) 5:10 Effective 2026-03-08 through 2026-03-29
Thu,Sat 12:35 Boston Logan (BOS) E 21:45 Keflavik, Reykjavik (KEF)
FI 634 Non-stop Boeing 737 MAX 8 (7M8) 5:10 Effective from 2026-10-29
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Icelandair flight FI 634:
Boston Logan - Keflavik, Reykjavik
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Icelandair FI634
11:35
Boston Logan (BOS) E

21:45
Keflavik, Reykjavik (KEF)
Operates only on 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:10, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Icelandair FI634
11:35
Boston Logan (BOS) E

21:45
Keflavik, Reykjavik (KEF)
Effective 2026-02-19 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
Sun
-
Duration: 5:10, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Icelandair FI634
11:35
Boston Logan (BOS) E

21:45
Keflavik, Reykjavik (KEF)
Effective 2026-03-04 through 2026-03-07
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
Sun
-
Duration: 5:10, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Icelandair FI634
12:35
Boston Logan (BOS) E

21:45
Keflavik, Reykjavik (KEF)
Effective 2026-03-08 through 2026-03-29
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
Sun
Duration: 5:10, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Icelandair FI634
12:35
Boston Logan (BOS) E

21:45
Keflavik, Reykjavik (KEF)
Effective from 2026-10-29
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
Sun
-
Duration: 5:10, non-stop
Boeing 737 MAX 8 (7M8)
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Parallax here BOS-KEF
  • FI 634 is an international flight departing from Boston Logan airport, United States (BOS) and arriving at Keflavik, Reykjavik airport, Iceland (KEF).
  • The flight distance is 2406 miles, or 3872 km.
  • The timezone of the departure airport is UTC-5 , and the timezone of the arrival airport is UTC+0 . 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 is 5:10.
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