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Flight distance & time
Seattle Tacoma International Airport → Keflavik International Airport
SEAKEF
- Distance
- 5,811 km · 3,610 mi
- Flight time
- 08h 00m
- CO₂ per passenger
- 522 kg
This Seattle Tacoma International Airport → Keflavik International Airport route is 5,811 km (3,610 mi) end to end. The estimated flight time is 08h 00m, and a passenger's share of CO₂ works out at roughly 522 kg.
See the reverse route: Keflavik International Airport → Seattle Tacoma International Airport
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Your route
- FromSEASeattle Tacoma International AirportSeattle, Washington
- ToKEFKeflavik International AirportReykjavik, Southern Peninsula
Flight map
Track your lifetime distance flown across every trip.
Route service
Average daily flights~4 flights/day
Airlines on this route
Alaska AirlinesIcelandair
Common questions
Seattle Tacoma International Airport to Keflavik International Airport FAQ
How far is Seattle Tacoma International Airport from Keflavik International Airport?
Seattle Tacoma International Airport (SEA) and Keflavik International Airport (KEF) are 5,811 km (3,610 mi) apart, measured along the great-circle route.
How long is the flight from Seattle Tacoma International Airport to Keflavik International Airport?
A direct SEA–KEF flight covers the distance in about 08h 00m, though the exact time shifts with aircraft type and winds.
How much CO₂ does a flight from Seattle Tacoma International Airport to Keflavik International Airport produce?
A passenger's share of CO₂ on the SEA–KEF route is roughly 522 kg.
Which airlines fly from Seattle Tacoma International Airport to Keflavik International Airport?
Alaska Airlines, Icelandair operate scheduled service between SEA and KEF.
Flight distance and time are estimates for ideal conditions — actual figures vary with aircraft type, routing and weather.
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