Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Reykjavik Keflavik Intl Airport to Seattle from $317

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Reykjavik Keflavik Intl Airport to Seattle departing on 2/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
"This year, momondo is the #1 place for airfares on the internet."
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? to track prices.

Find the cheapest flights from Reykjavik Keflavik Intl Airport to Seattle

Cheap round-trip flights

These are some of the best round-trip flight deals from Reykjavik Keflavik Intl Airport to Seattle 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 Reykjavik Keflavik Intl Airport to Seattle.

Cheap last minute flights

Planning a quick getaway from Reykjavik Keflavik Intl Airport to Seattle? 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 Seattle, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Reykjavik Keflavik Intl Airport to Seattle

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

All round-trip flight deals to Seattle

The cheapest plane tickets to Seattle found on KAYAK recently.
3:20 pm - 10:00 pmKEF-SEA
14h 40m1 stop
2:02 pm - 5:00 amSEA-KEF
30h 58m2 stops
Fri, Feb 14 - Thu, Feb 20
3:20 pm - 10:00 pmKEF-SEA
14h 40m1 stop
9:40 pm - 5:00 amSEA-KEF
23h 20m1 stop
Fri, Feb 14 - Thu, Feb 20
5:05 pm - 5:00 pmKEF-SEA
7h 55mnonstop
2:35 pm - 6:15 amSEA-KEF
7h 40mnonstop
$561Icelandair
Find Deal
Fri, Feb 14 - Thu, Feb 20
5:05 pm - 5:00 pmKEF-SEA
7h 55mnonstop
2:35 pm - 6:15 amSEA-KEF
7h 40mnonstop
$581Icelandair
Find Deal
Fri, Feb 14 - Thu, Feb 20
3:40 pm - 11:05 pmKEF-SEA
39h 25m2 stops
7:30 am - 10:40 amSEA-KEF
19h 10m2 stops
$601Scandinavian Airlines
Find Deal
Thu, Jan 23 - Wed, Jan 29
3:40 pm - 11:08 pmKEF-SEA
39h 28m2 stops
1:35 pm - 11:20 pmSEA-KEF
25h 45m2 stops
$647Scandinavian Airlines
Find Deal
Fri, Feb 14 - Thu, Feb 20
11:45 am - 4:55 pmKEF-SEA
37h 10m1 stop
6:50 pm - 5:35 pmSEA-KEF
14h 45m1 stop
$837British Airways
Find Deal
Fri, Feb 14 - Thu, Feb 20
11:45 am - 4:55 pmKEF-SEA
37h 10m1 stop
6:50 pm - 10:55 amSEA-KEF
32h 05m1 stop
$946British Airways
Find Deal
Fri, Feb 14 - Thu, Feb 20
4:20 pm - 5:05 pmKEF-SEA
32h 45m2 stops
7:00 pm - 3:30 pmSEA-KEF
36h 30m2 stops
$1,014Turkish Airlines
Find Deal
Fri, Feb 14 - Thu, Feb 20
7:40 am - 5:05 pmKEF-SEA
41h 25m2 stops
7:00 pm - 3:20 pmSEA-KEF
36h 20m2 stops
$1,716Turkish Airlines
Find Deal
Sat, Jan 4 - Sat, Jan 11
3:20 pm - 2:25 pmKEF-SEA
31h 05m2 stops
Sun, Feb 9
3:20 pm - 3:45 pmKEF-SEA
56h 25m2 stops
Fri, Jan 17
5:05 pm - 5:00 pmKEF-SEA
7h 55mnonstop
$408Icelandair
Find Deal
Fri, Jan 17
5:05 pm - 5:00 pmKEF-SEA
7h 55mnonstop
$413Icelandair
Find Deal
Thu, Jan 23
6:00 am - 10:00 amKEF-SEA
36h 00m3 stops
Thu, Jan 23
10:30 am - 6:20 pmKEF-SEA
14h 50m1 stop
$622British Airways
Find Deal
Fri, May 23
11:50 am - 5:55 pmKEF-SEA
37h 05m1 stop
$637American Airlines
Find Deal
Sat, Mar 15
11:50 am - 5:55 pmKEF-SEA
37h 05m1 stop
$639American Airlines
Find Deal
Sat, Mar 15
11:50 am - 11:07 pmKEF-SEA
42h 17m2 stops
$740British Airways
Find Deal
Sat, Mar 15
9:30 am - 10:25 pmKEF-SEA
19h 55m2 stops
$802KLM
Find Deal
Fri, May 23
5:05 pm - 5:00 pmKEF-SEA
7h 55mnonstop
2:35 pm - 6:15 amSEA-KEF
7h 40mnonstop
$581Icelandair
Find Deal
Fri, Feb 14 - Thu, Feb 20
5:05 pm - 5:00 pmKEF-SEA
7h 55mnonstop
2:35 pm - 6:15 amSEA-KEF
7h 40mnonstop
$2,111Icelandair
Find Deal
Fri, Feb 14 - Thu, Feb 20

Scandinavian Airlines flights from Reykjavik Keflavik Intl Airport to Seattle

Our best Scandinavian Airlines deals on Reykjavik Keflavik Intl Airport to Seattle flight tickets
Scandinavian Airlines
Jan 23
KEF3:40 pmReykjavik Keflavik Intl
39h 25m
2 stops
SEA11:05 pmSeattle/Tacoma Intl
Jan 29
SEA7:30 amSeattle/Tacoma Intl
19h 10m
2 stops
KEF10:40 amReykjavik Keflavik Intl
Scandinavian Airlines
Feb 14
KEF3:40 pmReykjavik Keflavik Intl
39h 28m
2 stops
SEA11:08 pmSeattle/Tacoma Intl
Feb 20
SEA1:35 pmSeattle/Tacoma Intl
25h 45m
2 stops
KEF11:20 pmReykjavik Keflavik Intl
Scandinavian Airlines
Feb 14
KEF3:40 pmReykjavik Keflavik Intl
39h 28m
2 stops
SEA11:08 pmSeattle/Tacoma Intl
Feb 20
SEA1:35 pmSeattle/Tacoma Intl
25h 45m
2 stops
KEF11:20 pmReykjavik Keflavik Intl

Icelandair flights from Reykjavik Keflavik Intl Airport to Seattle

Our best Icelandair deals on Reykjavik Keflavik Intl Airport to Seattle flight tickets
Icelandair
Feb 14
KEF5:05 pmReykjavik Keflavik Intl
7h 55m
SEA5:00 pmSeattle/Tacoma Intl
Feb 20
SEA2:35 pmSeattle/Tacoma Intl
7h 40m
KEF6:15 amReykjavik Keflavik Intl
Icelandair
Feb 14
KEF5:05 pmReykjavik Keflavik Intl
7h 55m
SEA5:00 pmSeattle/Tacoma Intl
Feb 20
SEA2:35 pmSeattle/Tacoma Intl
7h 40m
KEF6:15 amReykjavik Keflavik Intl
Icelandair
Jan 23
KEF5:05 pmReykjavik Keflavik Intl
7h 55m
SEA5:00 pmSeattle/Tacoma Intl
Jan 29
SEA2:35 pmSeattle/Tacoma Intl
7h 40m
KEF6:15 amReykjavik Keflavik Intl

See travel insights to Seattle from

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

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 time of day to depart on your flight to Seattle?

Flying to Seattle from Reykjavik Keflavik Intl Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as $598 when looking at flights departing in the evening. Flights to Seattle are more costly in the afternoon, with an average ticket price of $775. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Reykjavik Keflavik Intl to Seattle/Tacoma Intl flight route?

Fly from Reykjavik Keflavik Intl to Seattle/Tacoma Intl for the best Reykjavik Keflavik Intl - Seattle/Tacoma Intl flight prices

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

There are 3 cabin classes available to choose from on Reykjavik Keflavik Intl to Seattle/Tacoma Intl 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 Reykjavik Keflavik Intl Airport to Seattle flights?

You could potentially save up to 22% on your flight if you consider stops on a Reykjavik Keflavik Intl Airport to Seattle flight.

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

As of December 2024, prices for Reykjavik Keflavik Intl Airport to Seattle flights are approximately 23% more expensive when compared to flights at the same time last year.

When to book flights from Reykjavik Keflavik Intl Airport to Seattle

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

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

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

Best Price Found

$317

Fastest flight time

7h 55m

Direct flights

Mon, Wed, Fri, Sat and Sun

Airports in Seattle

1 airport
The best one-way flight to Seattle from Reykjavik Keflavik Intl Airport in the past 72 hours is $317. The best round-trip flight deal from Reykjavik Keflavik Intl Airport to Seattle found on momondo in the last 72 hours is $519.
The fastest flight from Reykjavik Keflavik Intl Airport to Seattle takes 7h 55m
Direct flights go from Reykjavik Keflavik Intl Airport to Seattle on Monday, Wednesday, Friday, Saturday and Sunday. The only airline offering direct flights is Icelandair.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

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

    The distance between Reykjavik Keflavik Intl and Seattle/Tacoma Intl is about 3599.8 mi. Flights usually cover this in 7h 55m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Reykjavik Keflavik Intl Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

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

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

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

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


Best airlines flying from Reykjavik Keflavik Intl Airport to Seattle

Compare and see reviews for airlines that fly from Reykjavik Keflavik Intl Airport to Seattle with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $591Free CancellationRating
7.1
505 reviews
Search Icelandair flights
  • Icelandair Flights From Reykjavik Keflavik Intl Airport to Seattle

    The lowest priced Icelandair flight from Reykjavik Keflavik Intl Airport to Seattle from the last 72 hours was $591. Generally, Icelandair has 5 flights on this route every week with an average price of $669. Icelandair is rated 7.1/10 by our users.


Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Reykjavik to Seattle. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. All flights to Seattle from Reykjavik on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for Reykjavik to Seattle flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Seattle from Reykjavik are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


An easier way to manage your Seattle trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Mon 12/30
Mon 1/6
Email me momondo's favorite deals

Find better results for your trip to the United States