Icelandair flights from KEF to SEA
Find comprehensive Icelandair flight information, schedules, and booking details for direct flights from KEF to SEA. Icelandair operates 1 flight daily flights on this route.• Flight Duration: 7h 55m - 8h 00m (average flight time)• Distance: 3631 miles (5842 km) (air miles between airports)• Daily Flights: 1 flight (scheduled departures per day)
KEF
SEA
FLIGHT TIME
7h 55m - 8h 00m
FLIGHT DISTANCE
3631 miles (5842 km)
8h 0m - 8h 0m
17:00
17:00
3631 miles (5842 km)
November
1 (Show)
7
Icelandair Flight Schedule from KEF to SEA
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
FI681 |  Icelandair | 17:00 | 17:00:00 | Boeing 737MAX 8 Passenger |
Icelandair Monthly Flight Calendar
December 2025
Route Insights
Pricing patterns: November typically offers lower prices due to reduced demand outside peak travel seasons.
Best departure times: Peak departure times are 17:00, offering more flight options and potentially better connections.
KEF - SEA flight price statistics
$1112
ApproximateThe numbers are average prices found based on user searches for direct flights between the airports. It's calculated from the cheapest prices found per month for a round-trip with 1 adult and can vary depending on the amount of data we have for this particular route.
$800
Jan$1193
Feb$1724
Mar$1385
Apr$691
May$1060
Jun$1046
Jul$1647
Aug$1904
Sep$637
Oct$593
Nov$669
DecIcelandair Terminal Information
Terminal information for Icelandair on this route is currently being updated. Please check back soon or contact the airports directly for terminal details.
Frequently Asked Questions about Icelandair Flights
How many Icelandair flights operate from KEF to SEA?
Icelandair operates 1 flight from KEF to SEA.
What city does SEA airport serve?
SEA airport serves SeaTac.
How long is the Icelandair flight from KEF to SEA?
The flight duration is approximately 7h 55m - 8h 00m.
What is the distance from KEF to SEA?
The distance is 3631 miles (5842 km).
What aircraft does Icelandair use on this route?
Icelandair uses Boeing 737MAX 8 Passenger on this route.
What is the cheapest month to fly Icelandair from KEF to SEA?
November is typically the cheapest month to fly Icelandair on this route.
What is the average price for a Icelandair flight from KEF to SEA?
The average price for a round-trip Icelandair flight on this route is approximately $1112. Prices can vary based on booking time and demand.
How many Icelandair flights operate per week on this route?
Icelandair operates approximately 7 flights per week from KEF to SEA.