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

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Cheap Flights from SEA to KEF starting at $287 One Way, $449 Round Trip

Prices starting at $449 for return flights and $287 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, Jan 13 - Tue, Feb 10
SEA
Seattle
KEF
Reykjavik
$449 Roundtrip, found 5 days ago
$449
Roundtrip
found 5 days ago
Select Icelandair flight, departing Tue, Jan 13 from Seattle to Reykjavik, returning Tue, Feb 10, priced at $449 found 5 days ago
Mon, Sep 22 - Thu, Oct 2
SEA
Seattle
KEF
Reykjavik
$473 Roundtrip, found 15 hours ago
$473
Roundtrip
found 15 hours ago
Select Delta flight, departing Mon, Sep 22 from Seattle to Reykjavik, returning Thu, Oct 2, priced at $473 found 15 hours ago
Tue, Sep 30 - Tue, Oct 7
SEA
Seattle
KEF
Reykjavik
$474 Roundtrip, just found
$474
Roundtrip
just found
Select Virgin Atlantic flight, departing Tue, Sep 30 from Seattle to Reykjavik, returning Tue, Oct 7, priced at $474 just found
Fri, Sep 26 - Sun, Oct 5
SEA
Seattle
KEF
Reykjavik
$524 Roundtrip, found 15 hours ago
$524
Roundtrip
found 15 hours ago
Select Lufthansa flight, departing Fri, Sep 26 from Seattle to Reykjavik, returning Sun, Oct 5, priced at $524 found 15 hours ago
Tue, Apr 21 - Thu, Apr 30
SEA
Seattle
KEF
Reykjavik
$665 Roundtrip, found 1 day ago
$665
Roundtrip
found 1 day ago
Select British Airways flight, departing Tue, Apr 21 from Seattle to Reykjavik, returning Thu, Apr 30, priced at $665 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
$259 nightly
The price is $294 total per night from Oct 15 to Oct 16
$294 total
Oct 15 - Oct 16
Total with taxes and fees
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! (1,620 reviews)
"I really liked the close proximity to the airport for an early flight"

Reviewed on Sep 15, 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
$235 nightly
The price is $268 total per night from Oct 19 to Oct 20
$268 total
Oct 19 - Oct 20
Total with taxes and fees
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! (1,014 reviews)
"Great hotel. Clean, roomy, staff was very friendly and helpful. Restaurant next doir had a good selection of food. Hotel is close to KEF, but otherwise not much around. Would stay there again for a layover."

Reviewed on Sep 15, 2025

Courtyard by Marriott Reykjavik Keflavik Airport
Hótel Berg

Hótel Berg

4 out of 5
Bakkavegur 17, Reykjanesbær
$373 nightly
The price is $421 total per night from Oct 1 to Oct 2
$421 total
Oct 1 - Oct 2
Total with taxes and fees
Stay at this 4-star 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! (1,151 reviews)
"Modern clean and contemporary. Very impressive"

Reviewed on Sep 15, 2025

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
$259 nightly
The price is $294 total per night from Oct 15 to Oct 16
$294 total
Oct 15 - Oct 16
Total with taxes and fees
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! (1,620 reviews)
"I really liked the close proximity to the airport for an early flight"

Reviewed on Sep 15, 2025

Aurora Hotel at Reykjavik-Keflavik Airport Terminal KEF
Lighthouse Inn

Lighthouse Inn

3.5 out of 5
Nordurljosavegur 2, Suðurnesjabær
$147 nightly
The price is $170 total per night from Oct 2 to Oct 3
$170 total
Oct 2 - Oct 3
Total with taxes and fees
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! (1,007 reviews)
"Clean"

Reviewed on Sep 16, 2025

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! (365 reviews)
"The cabins were great, common area kitchen provided everything you need for meals, bathrooms were spotless. Communication prior to arrival and check-in instructions were clear and easy to follow. Highly recommend the property! The town is very quite but great proximity to the airport for early departures ..."

Reviewed on Sep 13, 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
Seattle
Destination Airport
Suðurnesjabær
Number Of Airlines Serving
2
Distance
3610 mi
Shortest Flight Departure Time
7:00PM GMT
Shortest Flight Departure Date
Sep 25
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.