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

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Cheap Flights from SEA to KEF starting at $407 One Way, $489 Round Trip

Prices starting at $489 for return flights and $407 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.

Wed, Apr 22 - Thu, Apr 30
SEA
Seattle
KEF
Reykjavik
$489 Roundtrip, found 2 days ago
$489
Roundtrip
found 2 days ago
Select Virgin Atlantic flight, departing Wed, Apr 22 from Seattle to Reykjavik, returning Thu, Apr 30, priced at $489 found 2 days ago
Fri, Jan 23 - Sun, Jan 25
SEA
Seattle
KEF
Reykjavik
$498 Roundtrip, found 4 days ago
$498
Roundtrip
found 4 days ago
Select Icelandair flight, departing Fri, Jan 23 from Seattle to Reykjavik, returning Sun, Jan 25, priced at $498 found 4 days ago
Sat, Jan 24 - Sat, Jan 31
SEA
Seattle
KEF
Reykjavik
$514 Roundtrip, found 10 hours ago
$514
Roundtrip
found 10 hours ago
Select Lufthansa flight, departing Sat, Jan 24 from Seattle to Reykjavik, returning Sat, Jan 31, priced at $514 found 10 hours ago
Wed, May 13 - Sat, May 23
SEA
Seattle
KEF
Reykjavik
$668 Roundtrip, found 1 day ago
$668
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, May 13 from Seattle to Reykjavik, returning Sat, May 23, priced at $668 found 1 day ago
Tue, Apr 28 - Tue, May 5
SEA
Seattle
KEF
Reykjavik
$703 Roundtrip, found 12 hours ago
$703
Roundtrip
found 12 hours ago
Select Finnair flight, departing Tue, Apr 28 from Seattle to Reykjavik, returning Tue, May 5, priced at $703 found 12 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
$149 nightly
The price is $172 total per night from Jan 17 to Jan 18
$172 total
Jan 17 - Jan 18, 2026
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! (1,652 reviews)
Perfect location, made travel to airport less stressful.

Reviewed on Dec 13, 2025

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
$170 nightly
The price is $195 total per night from Jan 6 to Jan 7
$195 total
Jan 6 - Jan 7, 2026
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! (1,012 reviews)
Nice hotel, convenient location

Reviewed on Dec 12, 2025

Courtyard by Marriott Reykjavik Keflavik Airport
Hótel Berg

Hótel Berg

4 out of 5
Bakkavegur 17 Reykjanesbær
Book a stay at this business-friendly hotel in Reykjanesbær. Enjoy free WiFi, free parking, and breakfast (surcharge). Our guests praise the pool and the restaurant ...
9.4/10 Exceptional! (1,234 reviews)
Hotel is ideally placed for a stop off either on arrival or departure from the airport, it was modern and clean with good facilities. It provides a handy airport shuttle. Bed was comfy and parking convenient. Staff were warm and welcoming. Would not hesitate to stay again.

Reviewed on Dec 12, 2025

Get rates
Hótel Berg
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
$149 nightly
The price is $172 total per night from Jan 17 to Jan 18
$172 total
Jan 17 - Jan 18, 2026
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! (1,652 reviews)
Perfect location, made travel to airport less stressful.

Reviewed on Dec 13, 2025

Aurora Hotel at Reykjavik-Keflavik Airport Terminal KEF
Lighthouse Inn

Lighthouse Inn

3.5 out of 5
Nordurljosavegur 2 Suðurnesjabær
$111 nightly
The price is $130 total per night from Dec 19 to Dec 20
$130 total
Dec 19 - Dec 20
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)
Clean room, nice staff, and we were lucky enough to see the aurora the night we stayed here. The EOS restaurant onsite is good quality and very tasty.

Reviewed on Dec 13, 2025

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! (405 reviews)
It was my second time. Always clean and cozy. All you need after a day full of adventures.

Reviewed on Dec 11, 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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