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Cheap flights from Seattle to Reykjavik Keflavik Intl Airport from $279

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Reykjavik Keflavik Intl Airport departing on 12/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Seattle to Reykjavik

Cheap round-trip flights

These are some of the best round-trip flight deals from Seattle to Reykjavik that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Seattle to Reykjavik.

Cheap last minute flights

Planning a quick getaway from Seattle to Reykjavik? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Reykjavik, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Seattle to Reykjavik

Find recent round-trip train or bus tickets from Seattle to Reykjavik.

All round-trip flight deals to Reykjavik

The cheapest plane tickets to Reykjavik found on KAYAK recently.
7:50 pm - 10:45 amSEA-KEF
31h 55m1 stop
11:45 am - 5:55 pmKEF-SEA
37h 10m1 stop
Tue, Mar 18 - Wed, Mar 26
6:50 pm - 10:55 amSEA-KEF
32h 05m1 stop
11:45 am - 4:55 pmKEF-SEA
37h 10m1 stop
$547British Airways
Find Deal
Wed, Jan 8 - Wed, Jan 22
6:50 pm - 9:15 amSEA-KEF
30h 25m2 stops
10:00 am - 5:55 pmKEF-SEA
38h 55m2 stops
$554Finnair
Find Deal
Tue, Mar 4 - Tue, Mar 11
3:50 pm - 6:15 amSEA-KEF
7h 25mnonstop
4:50 pm - 5:40 pmKEF-SEA
7h 50mnonstop
$654Icelandair
Find Deal
Wed, Apr 2 - Tue, Apr 8
10:00 am - 9:30 amSEA-KEF
16h 30m2 stops
11:15 am - 10:25 pmKEF-SEA
18h 10m1 stop
$692Air France
Find Deal
Mon, May 5 - Wed, May 14
11:15 am - 9:30 amSEA-KEF
15h 15m1 stop
11:15 am - 7:34 pmKEF-SEA
15h 19m1 stop
$700Delta
Find Deal
Mon, May 5 - Wed, May 28
2:35 pm - 6:15 amSEA-KEF
7h 40mnonstop
5:05 pm - 5:00 pmKEF-SEA
7h 55mnonstop
$702Icelandair
Find Deal
Tue, Jan 14 - Tue, Jan 21
7:20 am - 9:30 amSEA-KEF
19h 10m1 stop
11:15 am - 7:34 pmKEF-SEA
15h 19m1 stop
$706Delta
Find Deal
Sun, May 4 - Fri, May 30
6:50 pm - 9:15 amSEA-KEF
30h 25m2 stops
10:00 am - 4:55 pmKEF-SEA
38h 55m2 stops
$723Finnair
Find Deal
Tue, Jan 14 - Tue, Jan 21
10:00 am - 6:20 amSEA-KEF
13h 20m2 stops
11:15 am - 7:34 pmKEF-SEA
15h 19m1 stop
$745Air France
Find Deal
Thu, May 8 - Wed, May 28
5:15 am - 5:00 amSEA-KEF
39h 45m2 stops
Sat, Dec 7
9:21 pm - 4:45 amSEA-KEF
23h 24m3 stops
Sat, Dec 7
5:15 am - 5:00 amSEA-KEF
39h 45m2 stops
Sun, Dec 15
1:33 pm - 10:55 amSEA-KEF
37h 22m2 stops
$475British Airways
Find Deal
Wed, Mar 5
1:45 pm - 5:10 pmSEA-KEF
19h 25m1 stop
$504British Airways
Find Deal
Sat, Dec 7
2:35 pm - 6:15 amSEA-KEF
7h 40mnonstop
$512Icelandair
Find Deal
Thu, Dec 5
2:00 pm - 1:55 pmSEA-KEF
15h 55m1 stop
$516Lufthansa
Find Deal
Thu, Dec 5
2:00 pm - 1:20 pmSEA-KEF
39h 20m2 stops
$520SWISS
Find Deal
Thu, Dec 5
2:35 pm - 6:15 amSEA-KEF
7h 40mnonstop
$541Icelandair
Find Deal
Sat, Dec 7
3:10 pm - 2:15 pmSEA-KEF
39h 05m2 stops
$617Lufthansa
Find Deal
Fri, Nov 29
2:35 pm - 6:15 amSEA-KEF
7h 40mnonstop
5:05 pm - 5:00 pmKEF-SEA
7h 55mnonstop
$962Icelandair
Find Deal
Mon, Nov 25 - Wed, Nov 27
2:35 pm - 6:15 amSEA-KEF
7h 40mnonstop
5:05 pm - 5:00 pmKEF-SEA
7h 55mnonstop
$997Icelandair
Find Deal
Mon, Nov 25 - Thu, Nov 28
2:35 pm - 6:15 amSEA-KEF
7h 40mnonstop
5:15 pm - 7:18 amKEF-SEA
22h 03m1 stop
$1,045
Find Deal
Mon, Nov 25 - Wed, Dec 4
4:31 pm - 4:45 amSEA-KEF
28h 14m1 stop
5:05 pm - 5:00 pmKEF-SEA
7h 55mnonstop
$1,058
Find Deal
Sat, Nov 23 - Thu, Nov 28
1:35 pm - 10:50 amSEA-KEF
37h 15m2 stops
11:45 am - 4:55 pmKEF-SEA
37h 10m1 stop
$1,116American Airlines
Find Deal
Mon, Nov 25 - Wed, Dec 4
12:25 am - 10:50 amSEA-KEF
50h 25m2 stops
11:45 am - 4:55 pmKEF-SEA
37h 10m1 stop
$1,132American Airlines
Find Deal
Sun, Nov 24 - Wed, Dec 4
2:00 pm - 1:20 pmSEA-KEF
39h 20m2 stops
2:55 pm - 6:54 pmKEF-SEA
35h 59m2 stops
$1,147Lufthansa
Find Deal
Thu, Nov 21 - Tue, Nov 26
2:00 pm - 1:55 pmSEA-KEF
15h 55m1 stop
3:15 pm - 12:10 pmKEF-SEA
28h 55m1 stop
$1,161Lufthansa
Find Deal
Mon, Nov 25 - Sun, Dec 1
1:35 pm - 10:50 amSEA-KEF
37h 15m2 stops
11:45 am - 12:44 pmKEF-SEA
56h 59m2 stops
$1,339British Airways
Find Deal
Mon, Nov 25 - Tue, Dec 3
1:35 pm - 10:55 amSEA-KEF
37h 20m2 stops
11:40 am - 2:24 pmKEF-SEA
34h 44m2 stops
$1,456British Airways
Find Deal
Sun, Nov 24 - Thu, Nov 28
3:50 pm - 6:15 amSEA-KEF
7h 25mnonstop
4:50 pm - 5:40 pmKEF-SEA
7h 50mnonstop
$654Icelandair
Find Deal
Wed, Apr 2 - Tue, Apr 8
3:50 pm - 6:15 amSEA-KEF
7h 25mnonstop
4:50 pm - 5:40 pmKEF-SEA
7h 50mnonstop
$658Icelandair
Find Deal
Wed, Apr 2 - Tue, Apr 8
6:55 pm - 9:15 amSEA-KEF
7h 20mnonstop
7:45 pm - 8:35 pmKEF-SEA
7h 50mnonstop
$675Icelandair
Find Deal
Wed, Apr 23 - Tue, May 6
2:35 pm - 6:15 amSEA-KEF
7h 40mnonstop
5:05 pm - 5:00 pmKEF-SEA
7h 55mnonstop
$702Icelandair
Find Deal
Tue, Jan 14 - Tue, Jan 21
2:35 pm - 6:15 amSEA-KEF
7h 40mnonstop
5:05 pm - 5:00 pmKEF-SEA
7h 55mnonstop
$703Icelandair
Find Deal
Tue, Jan 14 - Tue, Jan 21
2:35 pm - 6:15 amSEA-KEF
7h 40mnonstop
5:05 pm - 5:00 pmKEF-SEA
7h 55mnonstop
$705Icelandair
Find Deal
Sun, Jan 12 - Tue, Jan 21
2:35 pm - 6:15 amSEA-KEF
7h 40mnonstop
5:05 pm - 5:00 pmKEF-SEA
7h 55mnonstop
$709Icelandair
Find Deal
Wed, Jan 22 - Wed, Jan 29
2:35 pm - 6:15 amSEA-KEF
7h 40mnonstop
5:05 pm - 5:00 pmKEF-SEA
7h 55mnonstop
$711Icelandair
Find Deal
Sun, Jan 12 - Tue, Jan 21
6:55 pm - 9:15 amSEA-KEF
7h 20mnonstop
7:45 pm - 8:35 pmKEF-SEA
7h 50mnonstop
$713Icelandair
Find Deal
Tue, May 6 - Wed, May 28
3:35 pm - 6:15 amSEA-KEF
7h 40mnonstop
4:50 pm - 5:40 pmKEF-SEA
7h 50mnonstop
$715Icelandair
Find Deal
Thu, Mar 27 - Thu, Apr 3

American Airlines flights from Seattle to Reykjavik Keflavik Intl Airport

Our best American Airlines deals on Seattle to Reykjavik Keflavik Intl Airport flight tickets
American Airlines
Mar 2
SEA6:50 pmSeattle/Tacoma Intl
32h 05m
1 stop
KEF10:55 amReykjavik Keflavik Intl
Mar 9
KEF6:20 pmReykjavik Keflavik Intl
30h 35m
1 stop
SEA5:55 pmSeattle/Tacoma Intl
American Airlines
Jan 13
SEA6:50 pmSeattle/Tacoma Intl
32h 00m
1 stop
KEF10:50 amReykjavik Keflavik Intl
Jan 24
KEF6:45 pmReykjavik Keflavik Intl
24h 35m
1 stop
SEA11:20 amSeattle/Tacoma Intl
American Airlines
Mar 6
SEA6:50 pmSeattle/Tacoma Intl
32h 05m
1 stop
KEF10:55 amReykjavik Keflavik Intl
Mar 15
KEF11:50 amReykjavik Keflavik Intl
37h 05m
1 stop
SEA5:55 pmSeattle/Tacoma Intl

Lufthansa flights from Seattle to Reykjavik Keflavik Intl Airport

Our best Lufthansa deals on Seattle to Reykjavik Keflavik Intl Airport flight tickets
Lufthansa
Feb 17
SEA2:00 pmSeattle/Tacoma Intl
39h 20m
2 stops
KEF1:20 pmReykjavik Keflavik Intl
Feb 25
KEF2:55 pmReykjavik Keflavik Intl
37h 24m
2 stops
SEA8:19 pmSeattle/Tacoma Intl
Lufthansa
Feb 17
SEA2:00 pmSeattle/Tacoma Intl
39h 20m
2 stops
KEF1:20 pmReykjavik Keflavik Intl
Feb 25
KEF2:55 pmReykjavik Keflavik Intl
29h 15m
1 stop
SEA12:10 pmSeattle/Tacoma Intl
Lufthansa
Jan 13
SEA2:00 pmSeattle/Tacoma Intl
15h 55m
1 stop
KEF1:55 pmReykjavik Keflavik Intl
Jan 25
KEF2:20 pmReykjavik Keflavik Intl
31h 00m
2 stops
SEA1:20 pmSeattle/Tacoma Intl

See travel insights to Reykjavik from

How to get the cheapest flight ticket from Seattle to Reykjavik Keflavik Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly from Seattle to Reykjavik Keflavik Intl Airport?

May. The cheapest time of year to fly to Reykjavik Keflavik Intl Airport from Seattle is May. Most expensive is December

What is the cheapest day to depart Seattle for Reykjavik Keflavik Intl Airport?

Monday. The cheapest day of the week is typically Monday. The most expensive is typically Friday

When is the cheapest time to fly from Seattle to Reykjavik Keflavik Intl Airport?

In the morning. Seattle to Reykjavik Keflavik Intl Airport flights are approximately 33% more expensive in the afternoon than in the morning

How far in advance should you book Seattle to Reykjavik Keflavik Intl Airport flights?

26 days before. The cheapest time to buy a flight from Seattle to Reykjavik Keflavik Intl Airport is approximately 26 days to departure

What cabin class options are available on Seattle to Reykjavik Keflavik Intl Airport flights?

There are 3 cabin classes available to choose from on Seattle to Reykjavik Keflavik Intl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seattle to Reykjavik Keflavik Intl Airport flights?

You could potentially save up to 45% on your flight if you consider stops on a Seattle to Reykjavik Keflavik Intl Airport flight.

How have Seattle to Reykjavik Keflavik Intl Airport flight prices changed over time?

As of November 2024, prices for Seattle to Reykjavik Keflavik Intl Airport flights are approximately 1% more expensive when compared to flights at the same time last year.

When to book flights from Seattle to Reykjavik Keflavik Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Reykjavik Keflavik Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Reykjavik Keflavik Intl Airport (SEA to KEF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Reykjavik Keflavik Intl Airport

Best Price Found

$279

Fastest flight time

7h 20m

Direct flights

Every day
The best one-way flight to Reykjavik Keflavik Intl Airport from Seattle in the past 72 hours is $279. The best round-trip flight deal from Seattle to Reykjavik Keflavik Intl Airport found on momondo in the last 72 hours is $546.
The fastest flight from Seattle to Reykjavik Keflavik Intl Airport takes 7h 20m
Direct flights go from Seattle to Reykjavik Keflavik Intl Airport every day.

  • How far is Seattle/Tacoma Intl to Reykjavik Keflavik Intl by plane?

    The distance between Seattle/Tacoma Intl and Reykjavik Keflavik Intl is about 3599.8 mi. A reasonable flight in good conditions will take 7h 20m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Reykjavik Keflavik Intl Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Reykjavik Keflavik Intl Airport were last updated today.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Reykjavik Keflavik Intl Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Reykjavik Keflavik Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Reykjavik Keflavik Intl Airport.

  • What documentation or ID do you need to fly to Reykjavik Keflavik Intl Airport?

    The necessary travel and health documents for your Reykjavik Keflavik Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Seattle to Reykjavik Keflavik Intl Airport?

  • What is the most popular airline from Seattle to Reykjavik Keflavik Intl Airport?


Best airlines flying from Seattle to Reykjavik Keflavik Intl Airport

Compare and see reviews for airlines that fly from Seattle to Reykjavik Keflavik Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $454Free CancellationRating
7.0
8,237 reviews
Search Air Canada flights
United AirlinesPriceFrom $485Free CancellationRating
7.4
9,171 reviews
Search United Airlines flights
Air FrancePriceFrom $520Free CancellationRating
7.4
1,523 reviews
Search Air France flights
DeltaPriceFrom $520Free CancellationRating
8.0
8,756 reviews
Search Delta flights
IcelandairPriceFrom $543Free CancellationRating
7.2
555 reviews
Search Icelandair flights
  • Icelandair Flights From Seattle to Reykjavik Keflavik Intl Airport

    Icelandair is one of the most popular airlines flying from Seattle to Reykjavik Keflavik Intl Airport, operating 5 flights/week on average for this route. A good Icelandair flight deal for Seattle to Reykjavik Keflavik Intl Airport starts from $543 round-trip, up to an average price of $783. Our users have rated Icelandair at 7.2/10.


Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Reykjavik?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Reykjavik from Seattle.

Can I find flights from Seattle to Reykjavik with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Seattle to Reykjavik flights to just show those with flexible booking policies.

How can momondo help me find flights from Seattle to Reykjavik?

Once all potential Seattle to Reykjavik flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Seattle to Reykjavik right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Seattle to Reykjavik flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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