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Reykjavik

$320+ Cheap flights from Seattle (SEA) to Reykjavik (REK)

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 3/24. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — REK
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Reykjavik are usually found in October or November, booked 63 days in advance, depart on a Wednesday or Monday and return on a Monday

Cheap flight deals from Seattle to Reykjavik

Cheapest flights from Seattle to Reykjavik
Explore the most affordable flight options available from Seattle to Reykjavik. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This Alaska Airlines deal was found by Cheapflights users on 12/9. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1011:20 pmSEA - KEF
1 stop22h 55mAlaska Airlines
Mon 12/154:50 pmKEF - SEA
1 stop11h 59mAlaska Airlines
Deal found 12/9$1,224
This Cheapflightsfares deal was found by Cheapflights users on 12/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/242:35 pmSEA - KEF
Nonstop7h 40mIcelandair
Wed 12/315:00 pmKEF - SEA
Nonstop8h 00mIcelandair
Deal found 12/10$1,228
This KAYAK deal was found by Cheapflights users on 12/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/216:39 pmSEA - KEF
1 stop27h 56mMultiple Airlines
Fri 12/265:00 pmKEF - SEA
Nonstop8h 00mMultiple Airlines
Deal found 12/10$1,294
This Kiwi.com deal was found by Cheapflights users on 12/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/103:10 pmSEA - KEF
2 stops35h 40mMultiple Airlines
Mon 12/154:50 pmKEF - SEA
1 stop25h 38mMultiple Airlines
Deal found 12/9$1,306
This Cheapflightsfares deal was found by Cheapflights users on 12/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:35 pmSEA - KEF
Nonstop7h 40mIcelandair
Wed 1/75:00 pmKEF - SEA
Nonstop8h 00mIcelandair
Deal found 12/10$1,399
This Trip.com deal was found by Cheapflights users on 12/11. 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 12/1811:59 pmSEA - KEF
1 stop22h 36mMultiple Airlines
Thu 12/255:00 pmKEF - SEA
Nonstop8h 00mMultiple Airlines
Deal found 12/11$1,452
This Icelandair deal was found by Cheapflights users on 12/10. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/249:35 amSEA - KEF
1 stop12h 30mMultiple Airlines
Wed 12/315:00 pmKEF - SEA
Nonstop8h 00mMultiple Airlines
Deal found 12/10$1,554
This Trip.com deal was found by Cheapflights users on 12/9. 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.
Fri 12/122:35 pmSEA - KEF
Nonstop7h 40mMultiple Airlines
Thu 12/184:55 pmKEF - SEA
1 stop23h 54mMultiple Airlines
Deal found 12/9$1,600

Find flight deals from Seattle to Reykjavik

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Reykjavik (REK). 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$457
(CrystalTravel)

One-way from

$320
(Kiwi.com)

Popular in

March

Cheapest in

October

Average price

$798

Good round-trip deal

$428 or less

Good one-way deal

$425 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Reykjavik (REK) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Reykjavik (REK) flights.
Search Deals
From Seattle/Tacoma Intl to Reykjavik (REK)
Search Deals
One-way flight from Seattle/Tacoma Intl to Reykjavik (REK)
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($83 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Seattle/Tacoma Intl to Reykjavik (REK).
Search Deals
Price to beat on a one-way flight from Seattle/Tacoma Intl to Reykjavik (REK).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Reykjavik 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 December 12, 2025.
Use the filters below to find and compare flights from Seattle to Reykjavik that are best for you.

Fly from

Seattle

Fly to

Reykjavik

Route

Depart

Return

Price

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Mon 1/12

2:35 pm-6:15 am

Nonstop7h 40m

Reykjavik Keflavik Intl

Wed 1/21

5:00 pm-5:00 pm

Nonstop8h 00m

$473

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Sun 4/19

3:40 pm-6:15 am

Nonstop7h 35m

Reykjavik Keflavik Intl

Thu 4/23

7:45 pm-8:40 pm

Nonstop7h 55m

$498

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Sun 4/12

1:40 pm-9:30 am

1 stop12h 50m

Reykjavik Keflavik Intl

Wed 4/29

11:25 am-7:33 pm

1 stop15h 08m

$628

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Wed 4/1

3:40 pm-6:15 am

Nonstop7h 35m

Reykjavik Keflavik Intl

Sat 4/11

4:50 pm-5:55 pm

Nonstop8h 05m

$690

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Sun 4/12

1:40 pm-9:30 am

1 stop12h 50m

Reykjavik Keflavik Intl

Wed 4/29

11:25 am-12:01 am

2 stops19h 36m

$750

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Thu 3/5

9:46 am-6:30 am

1 stop12h 44m

Reykjavik Keflavik Intl

Wed 3/11

5:00 pm-6:00 pm

Nonstop8h 00m

$754

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Thu 1/15

2:35 pm-6:15 am

Nonstop7h 40m

Reykjavik Keflavik Intl

Tue 1/20

5:00 pm-10:34 am

1 stop25h 34m

$780

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Fri 4/3

11:30 pm-9:30 am

2 stops51h 00m

Reykjavik Keflavik Intl

Sun 4/12

11:25 am-12:19 pm

2 stops31h 54m

$781

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Tue 3/17

3:35 pm-6:15 am

Nonstop7h 40m

Reykjavik Keflavik Intl

Thu 3/26

4:55 pm-9:07 am

1 stop23h 12m

$788

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Fri 4/24

11:45 am-9:30 am

1 stop14h 45m

Reykjavik Keflavik Intl

Sun 5/3

11:25 am-10:16 pm

1 stop17h 51m

$808

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 18 results
1
2

Compare providers for flights from Seattle to Reykjavik

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Reykjavik in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Reykjavik flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Seattle-Reykjavik flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Seattle-Reykjavik flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Reykjavik flights, Cheapflights users trust eDreams the most. eDreams 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 Seattle-Reykjavik 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 Seattle to Reykjavik

Have a flexible travel schedule? Discover the best time to fly to Reykjavik from Seattle 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 Seattle to Reykjavik

How far ahead should I book a flight from Seattle to Reykjavik?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Reykjavik. Price data was last updated on December 5, 2025.

To ensure you get the cheapest price possible for a flight from Seattle to Reykjavik, you should look to book at least 63 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Seattle to Reykjavik?

Currently, October is the cheapest month in which you can book a flight from Seattle to Reykjavik (average of $352). Flying from Seattle to Reykjavik in May is currently the most expensive (average of $514). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Find hourly flight availability from Seattle to Reykjavik. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

It’s typically best to fly out from Seattle to Reykjavik in the morning. Doing so could potentially save you 7% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from Seattle to Reykjavik?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Reykjavik. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Seattle to Reykjavik flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Reykjavik

Get insights into the airlines that provide service to Reykjavik. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Reykjavik. Reviews last updated December 12, 2025.
See what other customers who have flown with Delta, United Airlines, and Air Canada from Seattle to Reykjavik have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,005 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,005 reviews
Delta
7.9
Good
8,005 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,095 reviews
Delta
7.9
Good
8,005 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Air Canada
7.1
Good
10,514 reviews
Delta
7.9
Good
8,005 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Icelandair
7.0
Good
589 reviews
Delta
7.9
Good
8,005 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Reykjavik. 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 from for flights from Seattle to Reykjavik?

    If you book a flight to Reykjavik from Seattle, you will be flying from Seattle/Tacoma Intl, which is the city’s only airport. Seattle/Tacoma Intl (SEA) is located 11.4 mi from the center of Seattle. There is 1 flight from Seattle/Tacoma Intl to Reykjavik per day from 2 different airlines.

  • How long is the flight from Seattle to Reykjavik?

    Icelandair and Delta can get you from Seattle to Reykjavik in just under 7h 40m. Your travel time can differ by up to 5h 10m. Airlines will cover a distance of 3608 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Seattle to Reykjavik round-trip?

    According to our current data, Delta ($323), and Icelandair ($374) offers the cheapest pricing from Seattle to Reykjavik. Delta is priced at 51% lower than the current average price of a flight leaving 3 months from now.

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

    The top 3 most reliable airlines when flying from Seattle to Reykjavik are airBaltic (80%), Alaska Airlines (65%) and Icelandair (65%).

  • What are the cheapest flights from Seattle to Reykjavik?

    On average you can expect to pay $1,101 for a flight from Seattle to Reykjavik. The cheapest flight overall is $330 while the most popular route, (Seattle/Tacoma Intl - Reykjavik Keflavik Intl) is currently priced at $457.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Seattle to Reykjavik?

    Currently, October is the cheapest month in which you can book a flight from Seattle to Reykjavik (average of $352). Flying from Seattle to Reykjavik in May is currently the most expensive (average of $514). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Reykjavik?

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Alternative routes for Seattle to Reykjavik

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

Top 2 airlines flying from Seattle to Reykjavik

Discover the top 2 airlines that operate flights from Seattle to Reykjavik. 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$323Average$573FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$374Average$628FlexibilityNo cancel feeOn-time76%

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