Cheap Flights from Seattle-Tacoma International Airport to Keflavik International Airport
Search for flights from Seattle to Reykjavik and check out affordable one-way and round-trip options.
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Round-trip
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One way
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Cheapest nonstop
SEA 02:35 pm7h 40mNonstopKEF 06:15 amSeattle - Reykjavik | Sun, Jan 12 | Icelandair
KEF 05:05 pm7h 55mNonstopSEA 05:00 pmReykjavik - Seattle | Sun, Jan 19 | Icelandair$612 $78922% OFF22% OFF$789 $612 -
SEA 02:35 pm7h 40mNonstopKEF 06:15 amSeattle - Reykjavik | Thu, Jan 23 | Icelandair
KEF 05:05 pm7h 55mNonstopSEA 05:00 pmReykjavik - Seattle | Mon, Jan 27 | Icelandair$616 $78922% OFF22% OFF$789 $616
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SEA 02:35 pm7h 40mNonstopKEF 06:15 amSeattle - Reykjavik | Tue, Jan 14 | Icelandair
KEF 05:05 pm7h 55mNonstopSEA 05:00 pmReykjavik - Seattle | Tue, Jan 21 | Icelandair$624 $78921% OFF21% OFF$789 $624
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SEA 02:35 pm7h 40mNonstopKEF 06:15 amSeattle - Reykjavik | Fri, Feb 21 | Icelandair
KEF 05:05 pm7h 55mNonstopSEA 05:00 pmReykjavik - Seattle | Fri, Feb 28 | Icelandair$629 $78920% OFF$789 $629
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SEA 02:35 pm7h 40mNonstopKEF 06:15 amSeattle - Reykjavik | Thu, Jan 9 | Icelandair
KEF 05:05 pm7h 55mNonstopSEA 05:00 pmReykjavik - Seattle | Mon, Jan 13 | Icelandair$630 $78920% OFF$789 $630
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SEA 02:35 pm7h 40mNonstopKEF 06:15 amSeattle - Reykjavik | Fri, Feb 7 | Icelandair
KEF 05:05 pm7h 55mNonstopSEA 05:00 pmReykjavik - Seattle | Sat, Feb 15 | Icelandair$631 $78920% OFF$789 $631
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SEA 02:35 pm7h 40mNonstopKEF 06:15 amSeattle - Reykjavik | Sat, Feb 8 | Icelandair
KEF 05:05 pm7h 55mNonstopSEA 05:00 pmReykjavik - Seattle | Thu, Feb 13 | Icelandair$631 $78920% OFF$789 $631
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SEA 02:35 pm7h 40mNonstopKEF 06:15 amSeattle - Reykjavik | Sun, Feb 9 | Icelandair
KEF 05:05 pm7h 55mNonstopSEA 05:00 pmReykjavik - Seattle | Sun, Feb 16 | Icelandair$631 $78920% OFF$789 $631
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SEA 03:20 pm29h 25m1 stopsKEF 04:45 amSeattle - Reykjavik | Sat, Jan 11 | Jetblue Airways
KEF 05:05 pm7h 55mNonstopSEA 05:00 pmReykjavik - Seattle | Sat, Jan 18 | Icelandair$627 $78920% OFF$789 $627 -
SEA 03:20 pm29h 25m1 stopsKEF 04:45 amSeattle - Reykjavik | Wed, Jan 15 | Jetblue Airways
KEF 05:05 pm7h 55mNonstopSEA 05:00 pmReykjavik - Seattle | Wed, Jan 22 | Icelandair$628 $78920% OFF$789 $628
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SEA 01:00 pm17h 25m1 stopsKEF 02:00 pmSeattle - Reykjavik | Tue, Jan 7 | default
KEF 03:00 pm6hNonstopSEA 04:00 pmReykjavik - Seattle | Tue, Jan 7 | defaultFind More FlightsFind More Flights
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Cheapest nonstop
SEA 02:35 pm7h 40mNonstopKEF 06:15 amSeattle - Reykjavik | Wed, Feb 26 | Icelandair$468 $60322% OFF22% OFF$603 $468
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SEA 02:35 pm7h 40mNonstopKEF 06:15 amSeattle - Reykjavik | Mon, Jan 27 | Icelandair$483 $60320% OFF20% OFF$603 $483
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SEA 03:20 pm29h 25m1 stopsKEF 04:45 amSeattle - Reykjavik | Mon, Jan 27 | Jetblue Airways$241 $60360% OFF60% OFF$603 $241
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SEA 03:45 pm29h1 stopsKEF 04:45 amSeattle - Reykjavik | Mon, Jan 27 | Alaska Airlines$251 $60357% OFF$603 $251 -
SEA 03:45 pm29h1 stopsKEF 04:45 amSeattle - Reykjavik | Fri, Jan 24 | Alaska Airlines$251 $60357% OFF$603 $251
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SEA 03:45 pm29h1 stopsKEF 04:45 amSeattle - Reykjavik | Fri, Feb 7 | Alaska Airlines$252 $60357% OFF$603 $252
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SEA 03:20 pm29h 25m1 stopsKEF 04:45 amSeattle - Reykjavik | Wed, Jan 8 | Jetblue Airways$253 $60357% OFF$603 $253
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SEA 03:20 pm29h 25m1 stopsKEF 04:45 amSeattle - Reykjavik | Mon, Feb 10 | Jetblue Airways$256 $60357% OFF$603 $256
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SEA 03:20 pm29h 25m1 stopsKEF 04:45 amSeattle - Reykjavik | Fri, Jan 24 | Jetblue Airways$256 $60357% OFF$603 $256
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SEA 03:45 pm29h1 stopsKEF 04:45 amSeattle - Reykjavik | Sat, Feb 1 | Alaska Airlines$256 $60356% OFF$603 $256
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SEA 03:45 pm29h1 stopsKEF 04:45 amSeattle - Reykjavik | Mon, Feb 3 | Alaska Airlines$256 $60356% OFF$603 $256
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SEA 03:20 pm29h 25m1 stopsKEF 04:45 amSeattle - Reykjavik | Fri, Feb 7 | Jetblue Airways$257 $60356% OFF$603 $257
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SEA 01:00 pm17h 25m1 stopsKEF 02:00 pmSeattle - Reykjavik | Tue, Jan 7 | defaultFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
Selected Airlines from Seattle-Tacoma International Airport to Keflavik International Airport
See which airlines fly from Seattle to Reykjavik. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.
Flight Schedule from Seattle-Tacoma International Airport to Keflavik International Airport
Check the schedule for flights from Seattle to Reykjavik and find the flight that best matches your travel plans.
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BA048
Seattle-Tacoma International Airport
08:20 pm
SEA
01:40 pm
LHR
S M T W T F SSearch -
BA896
London Heathrow Airport
02:10 pm
LHR
05:35 pm
KEF
- - - - T - S -
UA8718
Seattle-Tacoma International Airport
02:20 pm
SEA
09:25 am
FRA
S - - W T F -Search -
LH856
Frankfurt Airport
10:50 am
FRA
01:55 pm
KEF
- M - - T - S -
LH491
Seattle-Tacoma International Airport
02:15 pm
SEA
09:15 am
FRA
S - - W T F -Search -
LH856
Frankfurt Airport
10:50 am
FRA
01:55 pm
KEF
- M - - T - S -
UA2269
Seattle-Tacoma International Airport
05:00 am
SEA
08:43 am
DEN
S M T W T F SSearch -
UA1362
Denver International Airport
09:40 am
DEN
03:02 pm
BWI
S M T W T F S -
OG102
Baltimore/Washington Thurgood Marshall International Airport
06:50 pm
BWI
04:55 am
KEF
S M T W T F S -
UA2019
Seattle-Tacoma International Airport
11:59 pm
SEA
06:00 am
ORD
S M T W T - SSearch -
UA1083
O'Hare International Airport
07:30 am
ORD
10:56 am
BOS
S M T W T F S -
OG112
General Edward Lawrence Logan International Airport
07:15 pm
BOS
04:45 am
KEF
S M T W T F S -
UA2019
Seattle-Tacoma International Airport
11:59 pm
SEA
06:00 am
ORD
S M T W T - SSearch -
UA3695
O'Hare International Airport
07:12 am
ORD
09:58 am
YYZ
S M T W T F S -
OG202
Hamilton John C. Munro International Airport
07:00 pm
YHM
04:35 am
KEF
S - T - T - S -
UA341
Seattle-Tacoma International Airport
11:35 pm
SEA
07:48 am
EWR
S M T W T F SSearch -
OG122
Stewart Airport
07:15 pm
SWF
04:50 am
KEF
S - - W T F S -
DL473
Seattle-Tacoma International Airport
10:55 pm
SEA
07:17 am
BOS
S M T W T F SSearch -
OG112
General Edward Lawrence Logan International Airport
07:15 pm
BOS
04:45 am
KEF
S M T W T F S -
AA6234
Seattle-Tacoma International Airport
05:45 pm
SEA
08:58 pm
PHX
- M T W - F SSearch -
AA2156
Sky Harbor International Airport
10:18 pm
PHX
06:00 am
EWR
S M T W T F S -
OG122
Stewart Airport
07:15 pm
SWF
04:50 am
KEF
S - - W T F S -
UA2397
Seattle-Tacoma International Airport
05:10 pm
SEA
07:51 pm
LAX
S M T W T - SSearch -
UA8324
Los Angeles International Airport
10:55 pm
LAX
06:36 am
YYZ
S M T W T F S -
OG202
Hamilton John C. Munro International Airport
07:00 pm
YHM
04:35 am
KEF
S - T - T - S
Seattle-Tacoma International Airport to Keflavik International Airport Flights Info
| Flight distance | 5,816.49 km |
|---|---|
| Cheapest one-way ticket price | $240 |
| Cheapest return ticket price | $611 |
FAQs for Seattle-Tacoma International Airport to Keflavik International Airport Flights
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How many daily flights are there from Seattle-Tacoma International Airport (SEA) to Keflavik International Airport (KEF)?
There are around 1 daily flights from Seattle-Tacoma International Airport (SEA) to Keflavik International Airport (KEF). -
When are flight tickets from Seattle-Tacoma International Airport (SEA) to Keflavik International Airport (KEF) the cheapest?
Tickets cost around $583 in March, making it the cheapest month to book. Seattle-Tacoma International Airport (SEA) to Keflavik International Airport (KEF) is a popular route, so don't forget to book your tickets in advance. -
When are flight tickets from Seattle-Tacoma International Airport (SEA) to Keflavik International Airport (KEF) most expensive?
The route from Seattle-Tacoma International Airport (SEA) to Keflavik International Airport (KEF) is quite popular. Without considering departure times or holidays, tickets cost around $592 in February, the most expensive month to book this route. -
What time does the latest flight from Seattle-Tacoma International Airport to Keflavik International Airport depart?
The latest flight departs from Seattle-Tacoma International Airport (SEA) at 19:00 and arrives in Keflavik International Airport (KEF) at 09:25. -
What is the transportation method from the main airport to downtown in Reykjavik?
- The distance from Keflavik International Airport to downtown is about 38 km. It takes about 50 minutes by taxi.
- The distance from Reykjavik Domestic Airport to downtown is about 2 km. It takes about 20 minutes by taxi.
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What's the closest airport to Keflavik International Airport (KEF)?
The closest airport to Keflavik International Airport (KEF) is Reykjavik Domestic Airport. The distance is around 37 km. -
Which airline operates the most direct flights from Seattle-Tacoma International Airport (SEA) to Keflavik International Airport (KEF)?
Icelandair is a very popular airline operating an average of 226 flights per month.
Popular Destinations
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Popular Routes at Seattle-Tacoma International Airport
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Recommended Routes Going to Keflavik International Airport
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Recommended Routes at Seattle-Tacoma International Airport
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Top Flight Destinations in Iceland
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Most Viewed Hotels
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Popular Flight Routes from US to Iceland
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