All airlines flying from Keflavik, Reykjavik (KEF) to Denver (DEN).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon,Wed-Fri,Sun 16:50 Keflavik, Reykjavik (KEF) 18:55 Denver (DEN)
Icelandair FI 671 Non-stop Boeing 757-200 (75W) 8:05 Valid until 2025-05-05
Daily 16:50 Keflavik, Reykjavik (KEF) 18:55 Denver (DEN)
Icelandair FI 671 Non-stop Boeing 757-200 (75W) 8:05 Effective 2025-05-06 through 2025-10-23
Sat 16:50 Keflavik, Reykjavik (KEF) 18:55 Denver (DEN)
Icelandair FI 671 Non-stop Boeing 757-200 (75W) 8:05 Operates only on 2025-10-25
Sun 16:55 Keflavik, Reykjavik (KEF) 19:00 Denver (DEN)
Icelandair FI 671 Non-stop Boeing 757-200 (75W) 8:05 Operates only on 2025-10-26
Mon-Sat 16:55 Keflavik, Reykjavik (KEF) 19:05 Denver (DEN)
Icelandair FI 671 Non-stop Boeing 737 MAX 8 (7M8) 8:10 Effective 2025-10-27 through 2025-11-01
Daily 16:55 Keflavik, Reykjavik (KEF) 18:05 Denver (DEN)
Icelandair FI 671 Non-stop Boeing 737 MAX 8 (7M8) 8:10 Effective 2025-11-02 through 2025-12-16
Mon,Tue,Thu-Sun 16:55 Keflavik, Reykjavik (KEF) 18:05 Denver (DEN)
Icelandair FI 671 Non-stop Boeing 737 MAX 8 (7M8) 8:10 Effective 2025-12-18 through 2025-12-23
Mon,Thu-Sun 16:55 Keflavik, Reykjavik (KEF) 18:05 Denver (DEN)
Icelandair FI 671 Non-stop Boeing 737 MAX 8 (7M8) 8:10 Effective 2025-12-26 through 2026-01-01
Fri,Sat 16:55 Keflavik, Reykjavik (KEF) 18:05 Denver (DEN)
Icelandair FI 671 Non-stop Boeing 757-200 (75W) 8:10 Effective 2026-01-02 through 2026-01-03
Mon,Tue,Thu,Sat,Sun 16:55 Keflavik, Reykjavik (KEF) 18:05 Denver (DEN)
Icelandair FI 671 Non-stop Boeing 737 MAX 8 (7M8) 8:10 Effective 2026-01-04 through 2026-01-11
Tue,Thu,Sat,Sun 16:55 Keflavik, Reykjavik (KEF) 18:05 Denver (DEN)
Icelandair FI 671 Non-stop Boeing 737 MAX 8 (7M8) 8:10 Effective 2026-01-13 through 2026-02-19
Mon,Wed-Fri,Sun 16:55 Keflavik, Reykjavik (KEF) 18:05 Denver (DEN)
Icelandair FI 671 Non-stop Boeing 737 MAX 8 (7M8) 8:10 Effective from 2026-02-20
Mon,Wed,Fri-Sun 10:35 Keflavik, Reykjavik (KEF) 12:30 Denver (DEN)
Icelandair FI 673 Non-stop Boeing 757-200 (75W) 7:55 Effective 2025-05-23 through 2025-09-07
Direct Codeshare Flights:
Sun 16:55 Keflavik, Reykjavik (KEF) 19:00 Denver (DEN)
Air Baltic BT 6274 Non-stop Boeing 757-200 (75W) 8:05 Operates only on 2025-10-26
Codeshare flight, operated by Icelandair.(FI 671)
Wed 16:55 Keflavik, Reykjavik (KEF) 19:05 Denver (DEN)
Air Baltic BT 6274 Non-stop Boeing 737 MAX 8 (7M8) 8:10 Operates only on 2025-10-29
Codeshare flight, operated by Icelandair.(FI 671)
Wed,Sun 16:55 Keflavik, Reykjavik (KEF) 18:05 Denver (DEN)
Air Baltic BT 6274 Non-stop Boeing 737 MAX 8 (7M8) 8:10 Effective 2025-11-02 through 2025-12-14
Codeshare flight, operated by Icelandair.(FI 671)
Sun 16:55 Keflavik, Reykjavik (KEF) 18:05 Denver (DEN)
Air Baltic BT 6274 Non-stop Boeing 737 MAX 8 (7M8) 8:10 Effective from 2025-12-21
Codeshare flight, operated by Icelandair.(FI 671)


All airlines flying from Keflavik, Reykjavik (KEF) to Denver (DEN).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:

Valid until 2025-05-05
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Duration: 8:05, non-stop
Boeing 757-200 (75W)

Effective 2025-05-06 through 2025-10-23
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 8:05, non-stop
Boeing 757-200 (75W)

Operates only on 2025-10-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 8:05, non-stop
Boeing 757-200 (75W)

Operates only on 2025-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 8:05, non-stop
Boeing 757-200 (75W)

Effective 2025-10-27 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 8:10, non-stop
Boeing 737 MAX 8 (7M8)

Effective 2025-11-02 through 2025-12-16
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 8:10, non-stop
Boeing 737 MAX 8 (7M8)

Effective 2025-12-18 through 2025-12-23
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Duration: 8:10, non-stop
Boeing 737 MAX 8 (7M8)

Effective 2025-12-26 through 2026-01-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Duration: 8:10, non-stop
Boeing 737 MAX 8 (7M8)

Effective 2026-01-02 through 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
-
Duration: 8:10, non-stop
Boeing 757-200 (75W)

Effective 2026-01-04 through 2026-01-11
Mon
Tue
Wed
-
Thu
Fri
-
Sat
Sun
Duration: 8:10, non-stop
Boeing 737 MAX 8 (7M8)

Effective 2026-01-13 through 2026-02-19
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
Sun
Duration: 8:10, non-stop
Boeing 737 MAX 8 (7M8)

Effective from 2026-02-20
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Duration: 8:10, non-stop
Boeing 737 MAX 8 (7M8)

Effective 2025-05-23 through 2025-09-07
Mon
Tue
-
Wed
Thu
-
Fri
Sat
Sun
Duration: 7:55, non-stop
Boeing 757-200 (75W)

Direct Codeshare Flights:

Operates only on 2025-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Icelandair. (FI 671)
Duration: 8:05, non-stop
Boeing 757-200 (75W)

Operates only on 2025-10-29
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Icelandair. (FI 671)
Duration: 8:10, non-stop
Boeing 737 MAX 8 (7M8)

Effective 2025-11-02 through 2025-12-14
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Icelandair. (FI 671)
Duration: 8:10, non-stop
Boeing 737 MAX 8 (7M8)

Effective from 2025-12-21
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Icelandair. (FI 671)
Duration: 8:10, non-stop
Boeing 737 MAX 8 (7M8)
  • An international route departing from Keflavik, Reykjavik airport, Iceland (KEF) and arriving at Denver airport, United States (DEN).
  • The flight distance is 3556 miles, or 5723 km.
  • The timezone of the departure airport is UTC+0 , and the timezone of the arrival airport is UTC-7 . 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 7:55 and 8:10.