Keflavik Airport Informational Guide to Keflavik International Airport - KEF - Non Official

FI631 Icelandair - Flight Status

Codeshare Flights
The flight RC6909 from Atlantic Airways (RC) is a codeshare flight operated by Icelandair (FI) under the flight number FI631. Check this page for details about flight FI631.

Below, you can find details about Icelandair flight FI631, which currently operates between the airports of Reykjavik - Keflavik Airport (Airport Code KEF) and Boston - Boston Logan International Airport (Airport Code BOS).
This flight data pertains specifically to the flight's details for Monday, March 09, 2026.

FI631 On Time performance:
76
We have calculated the percentage of flights that arrived within 15 minutes of their scheduled time, or earlier, based on real flight data from the last 3 months. More about punctuality and delays

Flight Status

FI631 Icelandair to Boston

En Route - On-time
Delay: 13 minutes
Flight Status for Monday March 09, 2026

Airline information

Icelandair
Icelandair
Equipment: Boeing 767-300 (winglets) Passenger

Departure

Reykjavik (KEF)
March 09, 2026
Keflavik Airport
Departed at:
17:12
Gate:
-
Scheduled Departure Time: 17:00

Arrival

Boston (BOS)
March 09, 2026
Boston Logan International Airport
Estimated Arrival Time:
19:03
Terminal:
E
Gate:
E5
Scheduled Arrival Time: 18:50
Baggage: 6
Disclaimer
The information displayed on this website is gathered from third-party providers with a wide reputation on the sector, which in turn obtain the information from the airlines. This data is provided only for informative purposes. www.reykjavik-airport.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status.

Codeshare Flights

This flight is shared with other airlines, this means that these other flights are the same:

- RC6909 - Atlantic Airways

Additional Information

Which is the frequency of flight FI631?
The flight FI631 is scheduled to flight on daily basis.

Which is the distance of flight FI631?
The distance between the two airports is 3875 kilometers.

Which is the flight time of flight FI631?
The scheduled flight time gate to gate is: 05:50 hours.
The real flight time gate to gate on average is: 04:39 hours.

Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in Reykjavik: 2026-03-09 20:26:44
Current Time in Boston: 2026-03-09 16:26:44

Alternative Flights

The following airline serve the same route between Reykjavik and Boston:
Icelandair - Flight Number: FI635. (On Time performance: 88 - Average Delay: 9 minutes)

Punctuality and delays

We have gathered data from recent months and present below an analysis of how timely the flights have been.

In terms of On-Time Performance, by analyzing the flight data from the last three months, spanning from December 08, 2025 to March 07, 2026, we have obtained these figures.
Total number of flights: 90
On Time: 68 ( 76 % )
Moderate Delay: 11 ( 12 % )
Significant Delay: 6 ( 7 % )
Major Delay: 5 ( 6 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )

Average Delay: 13 minutes.
Delays analyzed by Weekday: We have gathered available data from last six months, spanning from September 08, 2025 to March 07, 2026. Next, you can observe the results broken down by day of the week: number of flights analyzed, on-time performance per day, and average delay per day.

Delays analyzed by Month: We have gathered available data from last twelve closed months, spanning from March 02, 2025 to February 28, 2026. Next, you can observe the results broken down by month: number of flights analyzed, on-time performance per month, and average delay per month.

Last Past Flights FI631

Date
Departure
Arrival
Duration
Aircraft
Status
Sunday
08 March
17:03
Reykjavik (KEF)
19:02
Boston (BOS)
05h 59min
Boeing 767-300
Boeing 767-300
Landed - On-time
Saturday
07 March
17:32
Reykjavik (KEF)
18:18
Boston (BOS)
04h 46min
Boeing 767-300
Boeing 767-300
Landed - Delayed
Friday
06 March
17:03
Reykjavik (KEF)
17:55
Boston (BOS)
04h 52min
Boeing 767-300
Boeing 767-300
Landed - On-time
Thursday
05 March
16:58
Reykjavik (KEF)
17:30
Boston (BOS)
04h 32min
Boeing 767-300
Boeing 767-300
Landed - On-time
Wednesday
04 March
18:19
Reykjavik (KEF)
18:51
Boston (BOS)
04h 32min
Boeing 767-300
Boeing 767-300
Landed - Delayed
Tuesday
03 March
16:56
Reykjavik (KEF)
18:12
Boston (BOS)
05h 16min
Boeing 767-300
Boeing 767-300
Landed - Delayed
Monday
02 March
16:57
Reykjavik (KEF)
17:37
Boston (BOS)
04h 40min
Boeing 767-300
Boeing 767-300
Landed - On-time
Sunday
01 March
17:15
Reykjavik (KEF)
18:29
Boston (BOS)
05h 14min
Boeing 767-300
Boeing 767-300
Landed - Delayed
Saturday
28 February
17:16
Reykjavik (KEF)
18:16
Boston (BOS)
05h 00min
Boeing 767-300
Boeing 767-300
Landed - Delayed
Friday
27 February
17:09
Reykjavik (KEF)
17:57
Boston (BOS)
04h 48min
Boeing 767-300
Boeing 767-300
Landed - On-time