Cheap flights from SEA to KEF (Seattle - Tacoma Intl. to Keflavik Intl.)

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Cheap Flights from SEA to KEF starting at $352 One Way, $590 Round Trip

Prices starting at $590 for return flights and $352 for one-way flights to Keflavik Intl. were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Sep 27 - Thu, Oct 1
SEA
Seattle
KEF
Reykjavik
$590 Roundtrip, found 8 hours ago
$590
Roundtrip
found 8 hours ago
Select Icelandair flight, departing Sun, Sep 27 from Seattle to Reykjavik, returning Thu, Oct 1, priced at $590 found 8 hours ago
Tue, Aug 25 - Thu, Aug 27
SEA
Seattle
KEF
Reykjavik
$603 Roundtrip, found 5 days ago
$603
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Tue, Aug 25 from Seattle to Reykjavik, returning Thu, Aug 27, priced at $603 found 5 days ago
Sun, Oct 18 - Sat, Oct 24
SEA
Seattle
KEF
Reykjavik
$615 Roundtrip, found 6 days ago
$615
Roundtrip
found 6 days ago
Select Delta flight, departing Sun, Oct 18 from Seattle to Reykjavik, returning Sat, Oct 24, priced at $615 found 6 days ago
Sun, Oct 18 - Sat, Oct 24
SEA
Seattle
KEF
Reykjavik
$625 Roundtrip, found 6 days ago
$625
Roundtrip
found 6 days ago
Select Virgin Atlantic flight, departing Sun, Oct 18 from Seattle to Reykjavik, returning Sat, Oct 24, priced at $625 found 6 days ago
Tue, Sep 8 - Tue, Sep 15
SEA
Seattle
KEF
Reykjavik
$684 Roundtrip, found 2 hours ago
$684
Roundtrip
found 2 hours ago
Select Air France flight, departing Tue, Sep 8 from Seattle to Reykjavik, returning Tue, Sep 15, priced at $684 found 2 hours ago

Hotel Ideas near Keflavik Intl.

Airport Hotels near Keflavik Intl.

Aurora Hotel at Reykjavik-Keflavik Airport Terminal KEF

Aurora Hotel at Reykjavik-Keflavik Airport Terminal KEF

3 out of 5
Blikavöllur 2 Suðurnesjabær Southern Peninsula
$377 nightly
The price is $425 total per night from Sep 2 to Sep 3
$425 total
Sep 2 - Sep 3
Total with taxes and fees
Book a stay at this business-friendly hotel in Suðurnesjabær. Enjoy free WiFi, breakfast (surcharge), and parking (surcharge). Our guests praise the breakfast ...
8.8/10 Excellent! (1,734 reviews)
"Our stay was fine. Our complaint is that all the breakfast food was cold by 9:30. Cold bacon and eggs are terrible!"

Reviewed on Aug 12, 2026

Aurora Hotel at Reykjavik-Keflavik Airport Terminal KEF
Courtyard by Marriott Reykjavik Keflavik Airport

Courtyard by Marriott Reykjavik Keflavik Airport

4 out of 5
Adalgata 60 Reykjanesbær
$367 nightly
The price is $414 total per night from Sep 9 to Sep 10
$414 total
Sep 9 - Sep 10
Total with taxes and fees
Book a stay at this business-friendly hotel in Reykjanesbær. Enjoy free WiFi, free parking, and 2 restaurants. Our guests praise the breakfast and the restaurant ...
Courtyard by Marriott Reykjavik Keflavik Airport
Konvin Hotel by Reykjavik Keflavik Airport

Konvin Hotel by Reykjavik Keflavik Airport

3 out of 5
Keilisbraut 762 Reykjanesbær
$243 nightly
The price is $278 total per night from Sep 8 to Sep 9
$278 total
Sep 8 - Sep 9
Total with taxes and fees
Book a stay at this business-friendly hotel in Reykjanesbær. Enjoy free WiFi, free parking, and breakfast (surcharge). Our guests praise the breakfast and the ...
Konvin Hotel by Reykjavik Keflavik Airport
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Hotels In Reykjavik

Aurora Hotel at Reykjavik-Keflavik Airport Terminal KEF

Aurora Hotel at Reykjavik-Keflavik Airport Terminal KEF

3 out of 5
Blikavöllur 2 Suðurnesjabær Southern Peninsula
$377 nightly
The price is $425 total per night from Sep 2 to Sep 3
$425 total
Sep 2 - Sep 3
Total with taxes and fees
Book a stay at this business-friendly hotel in Suðurnesjabær. Enjoy free WiFi, breakfast (surcharge), and parking (surcharge). Our guests praise the breakfast ...
8.8/10 Excellent! (1,734 reviews)
"Our stay was fine. Our complaint is that all the breakfast food was cold by 9:30. Cold bacon and eggs are terrible!"

Reviewed on Aug 12, 2026

Aurora Hotel at Reykjavik-Keflavik Airport Terminal KEF
Lighthouse Inn

Lighthouse Inn

3.5 out of 5
Nordurljosavegur 2 Suðurnesjabær
$207 nightly
The price is $236 total per night from Aug 18 to Aug 19
$236 total
Aug 18 - Aug 19
Total with taxes and fees
Book a stay at this beach hotel in Suðurnesjabær. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the restaurant in our ...
9.8/10 Exceptional! (1,000 reviews)
"Rooms were huge and really nice. Breakfast was buffet style and very good quality. Parking was easy and there are walkable options for other food. Really comfortable stay."

Reviewed on Aug 10, 2026

Lighthouse Inn
Ocean Break Cabins

Ocean Break Cabins

3 out of 5
Nátthagi 1-3 Suðurnesjabær
$269 nightly
The price is $307 total per night from Sep 1 to Sep 2
$307 total
Sep 1 - Sep 2
Total with taxes and fees
Stay at this cabin in Suðurnesjabær. Enjoy free WiFi, free parking, and private hot tubs. Popular attractions Gardur Folk Museum and Garður Lighthouse are located ...
Ocean Break Cabins
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

SEA to KEF Route Info

Origin Airport
Destination Airport
Number Of Airlines Serving
Distance
Shortest Flight Departure Time
Shortest Flight Departure Date
SEA Address & GPS
Address:
Seattle WA, 98158
United States
IATA Code:
SEA
Longitude:
-122.301732
Latitude:
47.443839
Time Zone:
America/Los_Angeles
KEF Address & GPS
Address:
Reykjavik ,
Iceland
IATA Code:
KEF
Longitude:
-22.624283
Latitude:
63.997765
Time Zone:
Atlantic/Reykjavik

Frequently asked questions

Are there non-stop flights from Sea-Tac Airport to KEF?
Passengers can jet from Seattle - Tacoma Intl. Airport (SEA) to KEF with Icelandair, the only carrier that offers direct services on this route.
What is the shortest flight from Sea-Tac Airport to Reykjavík–Keflavík Airport?
Choose your favorite seat, because you'll be planted on it for some time on your Seattle to Reykjavik jaunt. The shortest flight time from Sea-Tac Airport to KEF is 13 hours and 25 minutes.
How many hours flight from Seattle - Tacoma Intl. Airport (SEA) to Reykjavík–Keflavík Airport?
From SEA to KEF, you'll be in the air for an average of 13 hours and 25 minutes. Entertain yourself during the long plane ride by watching in-flight movies, doodling in your sketchbook or listening to some podcasts. Remember to shake out those legs every now and again.
What airlines have the most flights from Sea-Tac Airport to Reykjavík–Keflavík Airport?
If you're on the hunt for a drama-free journey, consider booking your ticket with Icelandair. This carrier advertises 30 flights every month from Seattle to Reykjavik and is one of the best airlines servicing this route.

Map To Nearby Hotels

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.

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