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

FI684 Icelandair - Flight Status

Below, you can find details about Icelandair flight FI684, which currently operates between the airports of Seattle - Seattle-Tacoma International Airport (Airport Code SEA) and Reykjavik - Keflavik Airport (Airport Code KEF).
This flight data pertains specifically to the flight's details for Wednesday, June 03, 2026.

FI684 On Time performance:
n/a
It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions.

Flight Status

FI684 Icelandair from Seattle

This flight is not scheduled for June 03, 2026.

Airline information

Icelandair
Icelandair

Departure

Seattle (SEA)
May 30, 2026
Seattle-Tacoma International Airport

Arrival

Reykjavik (KEF)
May 31, 2026
Keflavik Airport
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:

- AS5556 - Alaska Airlines

Additional Information

Which is the frequency of flight FI684?
The flight FI684 is scheduled to flight on Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday on a weekly basis.

Which is the distance of flight FI684?
The distance between the two airports is 5812 kilometers.

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 Seattle: 2026-06-03 08:12:43
Current Time in Reykjavik: 2026-06-03 15:12:43

Alternative Flights

The following airlines serves the same route between Seattle and Reykjavik:

Alaska Airlines
- Flight Number: AS354.

Icelandair
- Flight Number: FI680. (On Time performance: 91 - Average Delay: 11 minutes)
- Flight Number: FI682. (On Time performance: 59 - Average Delay: 18 minutes)

Punctuality and delays

It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions.

Delays analyzed by Week: It is not possible to calculate the On-Time Performance for this flight accurately by weekday due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Month: We have gathered available data from last twelve closed months, spanning from May 22, 2025 to September 14, 2025. 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 FI684

Date
Departure
Arrival
Duration
Aircraft
Status
Tuesday
02 June
23:35
Seattle (SEA)
13:37
Reykjavik (KEF)
07h 02min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Sunday
31 May
23:13
Seattle (SEA)
13:13
Reykjavik (KEF)
07h 00min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Saturday
30 May
23:28
Seattle (SEA)
13:56
Reykjavik (KEF)
07h 28min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Thursday
28 May
23:15
Seattle (SEA)
13:39
Reykjavik (KEF)
07h 24min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Wednesday
27 May
23:13
Seattle (SEA)
13:34
Reykjavik (KEF)
07h 21min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Tuesday
26 May
23:14
Seattle (SEA)
13:37
Reykjavik (KEF)
07h 23min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Sunday
24 May
23:32
Seattle (SEA)
13:56
Reykjavik (KEF)
07h 24min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Saturday
23 May
23:44
Seattle (SEA)
14:02
Reykjavik (KEF)
07h 18min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Friday
22 May
23:39
Seattle (SEA)
14:07
Reykjavik (KEF)
07h 28min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Thursday
21 May
23:18
Seattle (SEA)
13:52
Reykjavik (KEF)
07h 34min
Boeing 737MAX
Boeing 737MAX
Landed - On-time