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Cheap flights from Seattle to Reykjavik from $282

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 departing on 4/19. 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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0 bags

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Find the cheapest flights from Seattle to Reykjavik

Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
2:35 pm - 6:15 am
SEA
-
KEF
7h 40mnonstop
Icelandair Logo
5:00 pm - 5:00 pm
KEF
-
SEA
8h 00mnonstop
$457Icelandair
mar., feb. 3 - mar., feb. 10
Icelandair Logo
3:35 pm - 6:15 am
SEA
-
KEF
7h 40mnonstop
Icelandair Logo
7:45 pm - 8:40 pm
KEF
-
SEA
7h 55mnonstop
$458Icelandair
mar., mar. 24 - mar., mar. 31
Icelandair Logo
2:35 pm - 6:15 am
SEA
-
KEF
7h 40mnonstop
Icelandair Logo
5:00 pm - 5:00 pm
KEF
-
SEA
8h 00mnonstop
$466Icelandair
dom., feb. 8 - vie., feb. 13
Icelandair Logo
2:35 pm - 6:15 am
SEA
-
KEF
7h 40mnonstop
Icelandair Logo
5:00 pm - 5:00 pm
KEF
-
SEA
8h 00mnonstop
$468Icelandair
mié., feb. 4 - mar., feb. 10
Icelandair Logo
2:35 pm - 6:15 am
SEA
-
KEF
7h 40mnonstop
Icelandair Logo
5:00 pm - 5:00 pm
KEF
-
SEA
8h 00mnonstop
$480Icelandair
jue., feb. 19 - jue., feb. 26
Icelandair Logo
2:35 pm - 6:15 am
SEA
-
KEF
7h 40mnonstop
Icelandair Logo
5:00 pm - 5:00 pm
KEF
-
SEA
8h 00mnonstop
$481Icelandair
mié., ene. 21 - sáb., feb. 7
Icelandair Logo
2:35 pm - 6:15 am
SEA
-
KEF
7h 40mnonstop
Icelandair Logo
5:00 pm - 5:00 pm
KEF
-
SEA
8h 00mnonstop
$482Icelandair
jue., ene. 29 - mié., feb. 4
Icelandair Logo
2:35 pm - 6:15 am
SEA
-
KEF
7h 40mnonstop
Icelandair Logo
5:00 pm - 5:00 pm
KEF
-
SEA
8h 00mnonstop
$483Icelandair
mié., ene. 21 - mar., ene. 27
Icelandair Logo
2:35 pm - 6:15 am
SEA
-
KEF
7h 40mnonstop
Icelandair Logo
5:00 pm - 5:00 pm
KEF
-
SEA
8h 00mnonstop
$484Icelandair
jue., feb. 19 - sáb., feb. 28
Icelandair Logo
2:35 pm - 6:15 am
SEA
-
KEF
7h 40mnonstop
Icelandair Logo
5:00 pm - 5:00 pm
KEF
-
SEA
8h 00mnonstop
$488Icelandair
mar., ene. 20 - jue., ene. 29

Icelandair flights from Seattle to Reykjavik

Our best Icelandair deals on Seattle to Reykjavik flight tickets
Icelandair
Feb 3
SEA2:35 pmSeattle/Tacoma Intl
7h 40m
KEF6:15 amReykjavik Keflavik Intl
Feb 10
KEF5:00 pmReykjavik Keflavik Intl
8h 00m
SEA5:00 pmSeattle/Tacoma Intl
$457
Icelandair
Feb 4
SEA2:35 pmSeattle/Tacoma Intl
7h 40m
KEF6:15 amReykjavik Keflavik Intl
Feb 10
KEF5:00 pmReykjavik Keflavik Intl
8h 00m
SEA5:00 pmSeattle/Tacoma Intl
$468
Icelandair
Jan 12
SEA2:35 pmSeattle/Tacoma Intl
7h 40m
KEF6:15 amReykjavik Keflavik Intl
Jan 21
KEF5:00 pmReykjavik Keflavik Intl
8h 00m
SEA5:00 pmSeattle/Tacoma Intl
$469

Delta flights from Seattle to Reykjavik

Our best Delta deals on Seattle to Reykjavik flight tickets
Delta
Apr 6
SEA1:45 pmSeattle/Tacoma Intl
12h 45m
1 stop
KEF9:30 amReykjavik Keflavik Intl
Apr 13
KEF11:25 amReykjavik Keflavik Intl
17h 58m
1 stop
SEA10:23 pmSeattle/Tacoma Intl
$622
Delta
Apr 6
SEA7:20 amSeattle/Tacoma Intl
19h 10m
1 stop
KEF9:30 amReykjavik Keflavik Intl
Apr 13
KEF11:25 amReykjavik Keflavik Intl
29h 17m
2 stops
SEA9:42 amSeattle/Tacoma Intl
$626
Delta
Apr 5
SEA10:58 pmSeattle/Tacoma Intl
27h 32m
1 stop
KEF9:30 amReykjavik Keflavik Intl
Apr 13
KEF11:25 amReykjavik Keflavik Intl
29h 17m
2 stops
SEA9:42 amSeattle/Tacoma Intl
$632

momondo 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, momondo users made 832,500 searches. Data last updated enero 8, 2026.
Use the filters below to find and compare flights from Seattle to Reykjavik that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

mar. 2/3

2:35 pm-6:15 am

Nonstop7h 40m

Reykjavik Keflavik Intl

mar. 2/10

5:00 pm-5:00 pm

Nonstop8h 00m

$457

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

mar. 3/24

3:35 pm-6:15 am

Nonstop7h 40m

Reykjavik Keflavik Intl

mar. 3/31

7:45 pm-8:40 pm

Nonstop7h 55m

$458

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

dom. 2/8

2:35 pm-6:15 am

Nonstop7h 40m

Reykjavik Keflavik Intl

vie. 2/13

5:00 pm-5:00 pm

Nonstop8h 00m

$466

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

mié. 2/4

2:35 pm-6:15 am

Nonstop7h 40m

Reykjavik Keflavik Intl

mar. 2/10

5:00 pm-5:00 pm

Nonstop8h 00m

$468

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

jue. 2/19

2:35 pm-6:15 am

Nonstop7h 40m

Reykjavik Keflavik Intl

jue. 2/26

5:00 pm-5:00 pm

Nonstop8h 00m

$480

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

mié. 1/21

2:35 pm-6:15 am

Nonstop7h 40m

Reykjavik Keflavik Intl

sáb. 2/7

5:00 pm-5:00 pm

Nonstop8h 00m

$481

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

jue. 1/29

2:35 pm-6:15 am

Nonstop7h 40m

Reykjavik Keflavik Intl

mié. 2/4

5:00 pm-5:00 pm

Nonstop8h 00m

$482

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

mié. 1/21

2:35 pm-6:15 am

Nonstop7h 40m

Reykjavik Keflavik Intl

mar. 1/27

5:00 pm-5:00 pm

Nonstop8h 00m

$483

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

jue. 2/19

2:35 pm-6:15 am

Nonstop7h 40m

Reykjavik Keflavik Intl

sáb. 2/28

5:00 pm-5:00 pm

Nonstop8h 00m

$484

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

mar. 1/20

2:35 pm-6:15 am

Nonstop7h 40m

Reykjavik Keflavik Intl

jue. 1/29

5:00 pm-5:00 pm

Nonstop8h 00m

$488

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Reykjavik from

How to get the cheapest flight ticket from Seattle to Reykjavik

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 typical price of a round-trip flight between Seattle and Reykjavik?

What is the cheapest month to fly to Reykjavik?

The month of October is, on average, the cheapest month to fly to Reykjavik from Seattle, with most prices found around $498. The month of November is another great option to travel to Reykjavik, with average flight prices from Seattle averaging around $558.

What is the cheapest day to depart on your flight to Reykjavik?

Our data shows that Wednesday is the least expensive day to fly to Reykjavik. Tickets to fly out on this day can be as low as $592. Flights from Seattle to Reykjavik on a Thursday will generally be more expensive and average around $635. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Reykjavik?

Flying to Reykjavik from Seattle at noon is the least expensive time of day to depart. momondo users have found prices as low as $563 when looking at flights departing at noon. Flights to Reykjavik are more costly in the evening, with an average ticket price of $639. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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

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

How far in advance should I book a flight to Reykjavik?

You are more likely to see cheaper flights to Reykjavik from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Reykjavik for around $619 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Reykjavik from Seattle for as low as $471 on momondo.

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

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

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

How have Seattle to Reykjavik flight prices changed over time?

As of January 2026, prices for Seattle to Reykjavik flights are approximately 23% cheaper when compared to flights at the same time last year.

When to book flights from Seattle to Reykjavik

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

Cheap Seattle to Reykjavik (SEA to REK) flight deals and tips

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

Best Price Found

$400

Fastest flight time

7h 25m

Direct flights

Every day

Airports in Reykjavik

2 airports
The best one-way flight to Reykjavik from Seattle in the past 72 hours is $400. The best round-trip flight deal from Seattle to Reykjavik found on momondo in the last 72 hours is $457.
The fastest flight from Seattle to Reykjavik takes 7h 25m
Direct flights go from Seattle to Reykjavik every day.
There are 2 airports in Reykjavik. From Seattle there are direct flights to Reykjavik Keflavik Intl (KEF).
Search flight deals

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

    There are 3610.5 mi between Seattle/Tacoma Intl and Reykjavik. In terms of flight time, this usually takes a little over 7h 25m.

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

    Prices for flights from Seattle/Tacoma Intl Airport to Reykjavik are updated daily.

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

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

    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.

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

    The travel and health documents you'll need for your trip to Reykjavik may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Reykjavik. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

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

Best airlines flying from Seattle to Reykjavik

Compare and see reviews for airlines that fly from Seattle to Reykjavik with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $323Free CancellationRating
7.9
8,027 reviews
Search Delta flights
IcelandairPriceFrom $374Free CancellationRating
7.1
593 reviews
Search Icelandair flights

  • Icelandair Flights From Seattle to Reykjavik

    Icelandair operates around 4 flights from Seattle to Reykjavik every week. The average price of these flights found in the last 72 hours has been $647, but momondo users have found Icelandair deals from Seattle to Reykjavik from as low as $374 round-trip. Icelandair has been scored 7.1/10 in 593 reviews.

Traveling to a place near Reykjavik?

Book flights to Reykjavik if you plan to visit one of these locations
Selfoss
Hella
Hveragerdi
Borgarnes
Kopavogur

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seattle to Reykjavik. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Reykjavik from Seattle which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Seattle to Reykjavik 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 Seattle to Reykjavik right now. Can momondo alert me if prices change?

Price alerts on flights to Reykjavik from Seattle 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.

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Find better results for your trip to Iceland

Fly into one of these airports located in Reykjavik

Airports listed have a maximum distance of 23.0 mi from Reykjavik
Reykjavik Keflavik Intl Airport
Reykjavik Domestic Airport