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$417+ Cheap flights from Reykjavik (REK) to Seattle (SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
REK — SEA
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Cheap flight deals from Reykjavik to Seattle

Cheapest flights from Reykjavik to Seattle
Explore the most affordable flight options available from Reykjavik to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

This Gotogate deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/165:00 pm
KEF
-
SEA
Nonstop8h 00m
Icelandair
Tue 3/243:35 pm
SEA
-
KEF
Nonstop7h 40m
Icelandair
Deal found 1/25$644
This Mytrip deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/14:50 pm
KEF
-
SEA
Nonstop8h 05m
Icelandair
Tue 4/143:40 pm
SEA
-
KEF
Nonstop7h 35m
Icelandair
Deal found 1/25$646
This Booking.com deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/27:45 pm
KEF
-
SEA
Nonstop7h 55m
Icelandair
Tue 4/143:40 pm
SEA
-
KEF
Nonstop7h 35m
Icelandair
Deal found 1/25$657
This Trip.com deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/245:00 pm
KEF
-
SEA
Nonstop8h 00m
Icelandair
Tue 4/77:00 pm
SEA
-
KEF
Nonstop7h 25m
Icelandair
Deal found 1/25$680
This Trip.com deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/14:50 pm
KEF
-
SEA
Nonstop8h 05m
Multiple Airlines
Tue 4/1411:10 pm
SEA
-
KEF
1 stop27h 15m
Multiple Airlines
Deal found 1/25$745
This flugladen.de deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/164:50 pm
KEF
-
SEA
1 stop23h 47m
Multiple Airlines
Tue 3/243:35 pm
SEA
-
KEF
Nonstop7h 40m
Multiple Airlines
Deal found 1/25$752
This Trip.com deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/27:45 pm
KEF
-
SEA
Nonstop7h 55m
Multiple Airlines
Tue 4/1411:10 pm
SEA
-
KEF
1 stop27h 15m
Multiple Airlines
Deal found 1/25$755
This Trip.com deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/244:30 pm
KEF
-
SEA
1 stop23h 07m
Multiple Airlines
Tue 4/77:00 pm
SEA
-
KEF
Nonstop7h 25m
Multiple Airlines
Deal found 1/25$773
This Trip.com deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/234:30 pm
KEF
-
SEA
1 stop23h 07m
Multiple Airlines
Wed 4/88:41 am
SEA
-
KEF
1 stop17h 44m
Multiple Airlines
Deal found 1/25$779

Find flight deals from Reykjavik to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Reykjavik (REK) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$644
(Gotogate)

One-way from

$417
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$703

Good one-way deal

$553 or less
Provider with most accurate pricing for Reykjavik (REK)-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Reykjavik (REK)-Seattle/Tacoma Intl flights.
Search Deals
From Reykjavik (REK) to Seattle/Tacoma Intl
Search Deals
One-way flight from Reykjavik (REK) to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($118 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a one-way flight from Reykjavik (REK) to Seattle/Tacoma Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reykjavik to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 26, 2026.
Use the filters below to find and compare flights from Reykjavik to Seattle that are best for you.

Fly from

Reykjavik

Fly to

Seattle

Route

Depart

Return

Price

ReykjavikSeattle

KEF - SEA

KEFSEA

Reykjavik Keflavik Intl

Wed 4/1

4:50 pm-5:55 pm

Nonstop8h 05m

Seattle/Tacoma Intl

Tue 4/14

3:40 pm-6:15 am

Nonstop7h 35m

$646

ReykjavikSeattle

KEF - SEA

KEFSEA

Reykjavik Keflavik Intl

Mon 3/16

5:00 pm-6:00 pm

Nonstop8h 00m

Seattle/Tacoma Intl

Tue 3/24

3:35 pm-6:15 am

Nonstop7h 40m

$655

ReykjavikSeattle

KEF - SEA

KEFSEA

Reykjavik Keflavik Intl

Tue 3/24

5:00 pm-6:00 pm

Nonstop8h 00m

Seattle/Tacoma Intl

Tue 4/7

7:00 pm-9:25 am

Nonstop7h 25m

$680

ReykjavikSeattle

KEF - SEA

KEFSEA

Reykjavik Keflavik Intl

Mon 3/16

4:50 pm-9:37 am

1 stop23h 47m

Seattle/Tacoma Intl

Tue 3/24

3:35 pm-6:15 am

Nonstop7h 40m

$752

ReykjavikSeattle

KEF - SEA

KEFSEA

Reykjavik Keflavik Intl

Wed 4/1

5:10 pm-10:13 am

1 stop24h 03m

Seattle/Tacoma Intl

Tue 4/14

11:10 pm-9:25 am

1 stop27h 15m

$761

ReykjavikSeattle

KEF - SEA

KEFSEA

Reykjavik Keflavik Intl

Tue 3/24

4:30 pm-8:37 am

1 stop23h 07m

Seattle/Tacoma Intl

Tue 4/7

7:00 pm-9:25 am

Nonstop7h 25m

$773

ReykjavikSeattle

KEF - SEA

KEFSEA

Reykjavik Keflavik Intl

Mon 3/23

4:30 pm-8:37 am

1 stop23h 07m

Seattle/Tacoma Intl

Wed 4/8

3:40 pm-6:15 am

Nonstop7h 35m

$785

ReykjavikSeattle

KEF - SEA

KEFSEA

Reykjavik Keflavik Intl

Thu 4/2

6:25 pm-10:24 pm

2 stops34h 59m

Seattle/Tacoma Intl

Tue 4/14

11:45 am-11:50 pm

2 stops29h 05m

$797

ReykjavikSeattle

KEF - SEA

KEFSEA

Reykjavik Keflavik Intl

Thu 4/2

4:50 pm-9:10 am

1 stop23h 20m

Seattle/Tacoma Intl

Tue 4/14

7:05 am-6:00 am

1 stop15h 55m

$814

ReykjavikSeattle

KEF - SEA

KEFSEA

Reykjavik Keflavik Intl

Tue 3/24

7:35 am-10:22 pm

2 stops21h 47m

Seattle/Tacoma Intl

Tue 4/7

7:20 am-9:40 am

2 stops19h 20m

$819

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 21 results
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  • Most accurate provider: When it comes to deals on Reykjavik-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Reykjavik-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Reykjavik-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Reykjavik-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Reykjavik-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Reykjavik to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Reykjavik with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Reykjavik to Seattle

What is the cheapest time of day to fly from REK to SEA?

Find hourly flight availability from Reykjavik to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 26, 2026.

When flying from Reykjavik to Seattle, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Reykjavik to Seattle

Explore weekly flight availability from Reykjavik to Seattle. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 26, 2026.

The most flights from REK to SEA are scheduled on a Tuesday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

How much does it cost to fly round-trip from Reykjavik to Seattle?

Related info for your journey

Find useful and relevant information for your journey from Reykjavik to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Seattle from Reykjavik?

    Located just 11.4 mi from the city center, Seattle/Tacoma Intl is the airport most travelers will use when flying to Seattle from Reykjavik. Booking flights from Reykjavik to Seattle/Tacoma Intl (SEA) should be relatively easy as there are 2 daily inbound flights from Reykjavik from 1 airline.

  • How long is the flight from Reykjavik to Seattle?

    There are many flights that can get you from Reykjavik to Seattle in 8h 05m. Fly via Icelandair to get the fastest option. The distance from Reykjavik to Seattle is about 3608 mi. All flights are typically nonstop.

  • What is the cheapest airline to fly from Reykjavik to Seattle round-trip?

    Our cheapest airline available from Reykjavik to Seattle is Icelandair. Our recent data shows that you can find tickets from as low as $639 on this airline. You may be able to fly from Reykjavik to Seattle for 13% less than the average price by searching for this airline.

  • What are the most reliable airlines from Reykjavik to Seattle?

    Before booking your flight to Seattle from Reykjavik, check out the most reliable airlines to get you to your destination on time: Alaska Airlines (68%), Icelandair (68%), airBaltic( 47%).

  • What are the cheapest flights from Reykjavik to Seattle?

    Looking at all options, your cheapest flight can be booked for $500. While the most popular route (Reykjavik Keflavik Intl - Seattle/Tacoma Intl) can be booked for $630 on average, our data indicates $1,539 when flying from Reykjavik to Seattle.

  • Can I find deals for flights from Reykjavik to Seattle that include hotel bookings?

    Yes. In addition to deals on Reykjavik to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Reykjavik to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reykjavik to Seattle.

  • Can I find deals for business class flights from Reykjavik to Seattle?

    Yes. Cheapflights offers flight deals from Reykjavik to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
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Alternative routes for Reykjavik to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Keflavik Intl to Seattle flights
Keflavik Intl to Portland flights

Top airline flying from Reykjavik to Seattle

Discover the top airline that operate flights from Reykjavik to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$639Average$803FlexibilityNo cancel feeOn-time76%

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