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

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Cheap Flights from SEA to KEF starting at $257 One Way, $410 Round Trip

Prices starting at $410 for return flights and $257 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.

Tue, Jun 24 - Thu, Jul 3
SEA
Seattle
KEF
Reykjavik
$410 Roundtrip, found 4 days ago
$410
Roundtrip
found 4 days ago
Select Air Canada flight, departing Tue, Jun 24 from Seattle to Reykjavik, returning Thu, Jul 3, priced at $410 found 4 days ago
Sun, Oct 5 - Tue, Oct 14
SEA
Seattle
KEF
Reykjavik
$452 Roundtrip, found 4 days ago
$452
Roundtrip
found 4 days ago
Select Scandinavian Airlines flight, departing Sun, Oct 5 from Seattle to Reykjavik, returning Tue, Oct 14, priced at $452 found 4 days ago
Sun, Oct 5 - Tue, Oct 21
SEA
Seattle
KEF
Reykjavik
$460 Roundtrip, found 2 days ago
$460
Roundtrip
found 2 days ago
Select Delta flight, departing Sun, Oct 5 from Seattle to Reykjavik, returning Tue, Oct 21, priced at $460 found 2 days ago
Sun, Oct 12 - Mon, Oct 20
SEA
Seattle
KEF
Reykjavik
$464 Roundtrip, found 3 days ago
$464
Roundtrip
found 3 days ago
Select Virgin Atlantic flight, departing Sun, Oct 12 from Seattle to Reykjavik, returning Mon, Oct 20, priced at $464 found 3 days ago
Tue, Sep 30 - Mon, Oct 13
SEA
Seattle
KEF
Reykjavik
$498 Roundtrip, found 2 days ago
$498
Roundtrip
found 2 days ago
Select Icelandair flight, departing Tue, Sep 30 from Seattle to Reykjavik, returning Mon, Oct 13, priced at $498 found 2 days 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
Stay at this 3-star business-friendly hotel in Suðurnesjabær. Enjoy free WiFi, free parking, and breakfast (surcharge). Our guests praise the breakfast and the ...
8.8/10 Excellent! (1,498 reviews)
"Great for stay-overs between flights. Friendly staff and clean, quiet rooms."

Reviewed on Jun 12, 2025

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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
Stay at this 4-star eco-certified hotel in Reykjanesbær. Enjoy free WiFi, free parking, and 2 restaurants. Our guests praise the breakfast and the restaurant ...
9/10 Wonderful! (1,002 reviews)
"Proximity to airport was great, shuttle available, restaurants on site, great staff"

Reviewed on Jun 12, 2025

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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
Stay at this 3-star business-friendly hotel in Reykjanesbær. Enjoy free WiFi, free parking, and breakfast (surcharge). Our guests praise the breakfast and the ...
8.6/10 Excellent! (1,087 reviews)
"Great place to stay"

Reviewed on Jun 13, 2025

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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
Stay at this 3-star business-friendly hotel in Suðurnesjabær. Enjoy free WiFi, free parking, and breakfast (surcharge). Our guests praise the breakfast and the ...
8.8/10 Excellent! (1,498 reviews)
"Great for stay-overs between flights. Friendly staff and clean, quiet rooms."

Reviewed on Jun 12, 2025

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Aurora Hotel at Reykjavik-Keflavik Airport Terminal KEF
Lighthouse Inn
Lighthouse Inn
3.5 out of 5
Nordurljosavegur 2, Suðurnesjabær
Stay at this 3.5-star beach hotel in Suðurnesjabær. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the restaurant in ...
9.6/10 Exceptional! (1,008 reviews)
"Quiet, charming, great restaurant and bar. Rooms were very comfortable with great views all around. Walk to the beach and lighthouse"

Reviewed on Jun 14, 2025

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Lighthouse Inn
iStay Cottages
iStay Cottages
3 out of 5
Byggðavegur, Suðurnesjabær
Stay at this 3-star guesthouse in Suðurnesjabær. Enjoy free WiFi, free parking, and a garden. Popular attractions Gardur Folk Museum and Old Garður Lighthouse ...
9.2/10 Wonderful! (309 reviews)
"Beautiful spot & very clean."

Reviewed on Jun 8, 2025

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iStay Cottages
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.