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

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Cheap Flights from SEA to KEF starting at $425 One Way, $490 Round Trip

Prices starting at $490 for return flights and $425 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, Apr 21 - Wed, Apr 29
SEA
Seattle
KEF
Reykjavik
$490 Roundtrip, found 4 days ago
$490
Roundtrip
found 4 days ago
Select Delta flight, departing Tue, Apr 21 from Seattle to Reykjavik, returning Wed, Apr 29, priced at $490 found 4 days ago
Tue, Apr 14 - Tue, Apr 21
SEA
Seattle
KEF
Reykjavik
$496 Roundtrip, found 10 hours ago
$496
Roundtrip
found 10 hours ago
Select Virgin Atlantic flight, departing Tue, Apr 14 from Seattle to Reykjavik, returning Tue, Apr 21, priced at $496 found 10 hours ago
Wed, Feb 25 - Wed, Mar 18
SEA
Seattle
KEF
Reykjavik
$499 Roundtrip, found 6 days ago
$499
Roundtrip
found 6 days ago
Select Icelandair flight, departing Wed, Feb 25 from Seattle to Reykjavik, returning Wed, Mar 18, priced at $499 found 6 days ago
Mon, Apr 20 - Sun, Apr 26
SEA
Seattle
KEF
Reykjavik
$564 Roundtrip, found 16 hours ago
$564
Roundtrip
found 16 hours ago
Select KLM flight, departing Mon, Apr 20 from Seattle to Reykjavik, returning Sun, Apr 26, priced at $564 found 16 hours ago
Sat, Jun 6 - Sat, Jun 20
SEA
Seattle
KEF
Reykjavik
$592 Roundtrip, found 5 days ago
$592
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Sat, Jun 6 from Seattle to Reykjavik, returning Sat, Jun 20, priced at $592 found 5 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
$171 nightly
The price is $197 total per night from Mar 3 to Mar 4
$197 total
Mar 3 - Mar 4
Total with taxes and fees
Book a stay at this business-friendly hotel in Suðurnesjabær. Enjoy free WiFi, free parking, and breakfast (surcharge). Our guests praise the breakfast and the ...
8.8/10 Excellent! (1,683 reviews)
Very close to airport, 3 minutes walk .

Reviewed on Jan 31, 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
$175 nightly
The price is $201 total per night from Mar 1 to Mar 2
$201 total
Mar 1 - Mar 2
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 ...
9/10 Wonderful! (1,007 reviews)
Room good and clean, staff very friendly food was good

Reviewed on Jan 27, 2026

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
$110 nightly
The price is $129 total per night from Mar 3 to Mar 4
$129 total
Mar 3 - Mar 4
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 ...
8.6/10 Excellent! (1,121 reviews)
Room was big, bed was big and comfortable and the staff were brilliant. There is also a really nice restaurant called Public Deli next door. The only reason it doesn't get 5 stars is the location. I had not been to Iceland before and wanted a hotel at the airport for the last night so we didn't have ...

Reviewed on Jan 26, 2026

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
$171 nightly
The price is $197 total per night from Mar 3 to Mar 4
$197 total
Mar 3 - Mar 4
Total with taxes and fees
Book a stay at this business-friendly hotel in Suðurnesjabær. Enjoy free WiFi, free parking, and breakfast (surcharge). Our guests praise the breakfast and the ...
8.8/10 Excellent! (1,683 reviews)
Very close to airport, 3 minutes walk .

Reviewed on Jan 31, 2026

Aurora Hotel at Reykjavik-Keflavik Airport Terminal KEF
Lighthouse Inn

Lighthouse Inn

3.5 out of 5
Nordurljosavegur 2 Suðurnesjabær
$135 nightly
The price is $158 total per night from Feb 8 to Feb 9
$158 total
Feb 8 - Feb 9
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 ...
9.6/10 Exceptional! (1,000 reviews)
Great place to stay Very clean cozy and delicious breakfast! Highly recommended!

Reviewed on Jan 26, 2026

Lighthouse Inn
iStay Cottages

iStay Cottages

3 out of 5
Byggðavegur Suðurnesjabær
Stay at this guesthouse in Suðurnesjabær. Enjoy free WiFi, free parking, and a garden. Popular attractions Gardur Folk Museum and Old Garður Lighthouse are located ...
9.2/10 Wonderful! (411 reviews)
Check in was easy with an instruction in an email. Room is nice and spacious. Free Netflix included.

Reviewed on Dec 22, 2025

Get rates
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.

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