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

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Cheap Flights from SEA to KEF starting at $460 One Way, $476 Round Trip

Prices starting at $476 for return flights and $460 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.

Sat, Oct 17 - Sun, Oct 25
SEA
Seattle
KEF
Reykjavik
$476 Roundtrip, found 2 hours ago
$476
Roundtrip
found 2 hours ago
Select Icelandair flight, departing Sat, Oct 17 from Seattle to Reykjavik, returning Sun, Oct 25, priced at $476 found 2 hours ago
Sun, May 31 - Mon, Jun 8
SEA
Seattle
KEF
Reykjavik
$495 Roundtrip, found 1 day ago
$495
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sun, May 31 from Seattle to Reykjavik, returning Mon, Jun 8, priced at $495 found 1 day ago
Fri, Oct 2 - Sun, Oct 4
SEA
Seattle
KEF
Reykjavik
$501 Roundtrip, found 3 hours ago
$501
Roundtrip
found 3 hours ago
Select Virgin Atlantic flight, departing Fri, Oct 2 from Seattle to Reykjavik, returning Sun, Oct 4, priced at $501 found 3 hours ago
Mon, Jun 22 - Wed, Jul 22
SEA
Seattle
KEF
Reykjavik
$516 Roundtrip, found 6 days ago
$516
Roundtrip
found 6 days ago
Select Air Canada flight, departing Mon, Jun 22 from Seattle to Reykjavik, returning Wed, Jul 22, priced at $516 found 6 days ago
Sun, May 31 - Mon, Jun 8
SEA
Seattle
KEF
Reykjavik
$519 Roundtrip, found 1 day ago
$519
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, May 31 from Seattle to Reykjavik, returning Mon, Jun 8, priced at $519 found 1 day 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
$222 nightly
The price is $253 total per night from May 10 to May 11
$253 total
May 10 - May 11
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! (1,696 reviews)
Breakfast very good and very convenient for airport

Reviewed on Apr 29, 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
$251 nightly
The price is $285 total per night from May 10 to May 11
$285 total
May 10 - May 11
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 ...
9.2/10 Wonderful! (1,025 reviews)
It was perfect. Just what we wanted and needed after a long flight. Comfort and cleanliness was above and beyond.

Reviewed on May 5, 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
$98 nightly
The price is $116 total per night from May 10 to May 11
$116 total
May 10 - May 11
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! (1,154 reviews)
Great service and accomdation

Reviewed on Apr 29, 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
$222 nightly
The price is $253 total per night from May 10 to May 11
$253 total
May 10 - May 11
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! (1,696 reviews)
Breakfast very good and very convenient for airport

Reviewed on Apr 29, 2026

Aurora Hotel at Reykjavik-Keflavik Airport Terminal KEF
Lighthouse Inn

Lighthouse Inn

3.5 out of 5
Nordurljosavegur 2 Suðurnesjabær
$133 nightly
The price is $154 total per night from May 8 to May 9
$154 total
May 8 - May 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 ...
9.8/10 Exceptional! (1,007 reviews)
If you want to stay in a quiet and peaceful place Light house gives you that tranquilizer. Away from buzzle and hazzle. Breakfast is basic but good. Staff are approachable and cheerful.Will definetely go back to this place again.

Reviewed on May 5, 2026

Lighthouse Inn
iStay Cottages

iStay Cottages

3 out of 5
Byggðavegur Suðurnesjabær
$110 nightly
The price is $128 total per night from May 7 to May 8
$128 total
May 7 - May 8
Total with taxes and fees
Stay at this guesthouse in Suðurnesjabær. Enjoy free WiFi, free parking, and a garden. Popular attractions Gardur Folk Museum and Garður Lighthouse are located ...
9.2/10 Wonderful! (429 reviews)
I arrived in the morning and the host was very accommodating. The room was very cozy and clean as well as the bathrooms and shared areas. I was very comfortable with my stay and the view of the northern lights was right outside the cottage. I would definitely stay here again!

Reviewed on Apr 20, 2026

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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