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$247+ Cheap flights from Seattle (SEA) to Iceland

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 7/23. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — KEF
abr. 2 — abr. 91
mié. 4/2
mié. 4/9
1 adult, Economy
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Cheap flight deals from Seattle to Iceland

Keep the following information in mind while searching for Seattle to Iceland flight deals. Data was last updated marzo 28, 2025.

Round-trip from

$527
(Mytrip)

One-way from

$247
(Cheapflightsfares)

Good round-trip deal

$555 or less

Good one-way deal

$292 or less
From Seattle/Tacoma Intl to Iceland
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One-way flight from Seattle/Tacoma Intl to Iceland
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Price to beat on a round-trip flight from Seattle/Tacoma Intl to Iceland.
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Price to beat on a one-way flight from Seattle/Tacoma Intl to Iceland.
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Find flight deals from Seattle to Iceland

Cheapest flights from Seattle to Iceland
Explore the most affordable flight options available from Seattle to Iceland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 28, 2025.

This Kiwi.com deal was found by Cheapflights users on 3/27. 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.
lun. 7/142:05 pmSEA - KEF
1 stop11h 10mWestJet
vie. 7/259:35 amKEF - SEA
1 stop16h 03mWestJet
Deal found 3/27$526
This FlightHub deal was found by Cheapflights users on 3/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 6/1311:30 pmSEA - KEF
Nonstop7h 30mIcelandair
vie. 6/207:45 pmKEF - SEA
Nonstop7h 55mIcelandair
Deal found 3/28$528
This AirNGo deal was found by Cheapflights users on 3/27. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/145:12 pmSEA - KEF
2 stops33h 18mMultiple Airlines
mié. 4/2311:25 amKEF - SEA
1 stop15h 38mMultiple Airlines
Deal found 3/27$536
This Delta deal was found by Cheapflights users on 3/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/87:10 amSEA - KEF
1 stop19h 20mDelta
mié. 4/2311:25 amKEF - SEA
1 stop18h 19mDelta
Deal found 3/27$559
This KLM deal was found by Cheapflights users on 3/28. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/1711:15 amSEA - KEF
1 stop15h 15mKLM
mié. 10/18:50 amKEF - SEA
2 stops22h 08mKLM
Deal found 3/28$565
This Air France deal was found by Cheapflights users on 3/28. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 4/246:05 amSEA - KEF
2 stops20h 25mAir France
mar. 5/611:25 amKEF - SEA
1 stop15h 38mAir France
Deal found 3/28$577
This Air Canada deal was found by Cheapflights users on 3/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 6/117:15 pmSEA - KEF
2 stops54h 00mAir Canada
mié. 6/189:30 amKEF - SEA
2 stops32h 21mAir Canada
Deal found 3/27$631
This British Airways deal was found by Cheapflights users on 3/27. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/96:50 pmSEA - KEF
1 stop32h 05mBritish Airways
jue. 11/2011:40 amKEF - SEA
1 stop31h 40mBritish Airways
Deal found 3/27$669
This United deal was found by Cheapflights users on 3/27. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/1612:20 amSEA - KEF
1 stop25h 10mUnited Airlines
mié. 9/312:00 pmKEF - SEA
3 stops31h 32mUnited Airlines
Deal found 3/27$725

Cheapflights Fare Finder

Customize your flight search to find flights from Seattle to Iceland 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 marzo 28, 2025.
Use the filters below to find and compare flights from Seattle to Iceland that are best for you.

Fly from

Seattle

Fly to

Iceland

Route

Depart

Return

Price

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

lun. 7/14

2:05 pm-8:15 am

1 stop11h 10m

Reykjavik Keflavik Intl

vie. 7/25

9:35 am-6:38 pm

1 stop16h 03m

$526

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

vie. 6/13

11:30 pm-2:00 pm

Nonstop7h 30m

Reykjavik Keflavik Intl

vie. 6/20

7:45 pm-8:40 pm

Nonstop7h 55m

$528

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

lun. 4/14

5:12 pm-9:30 am

2 stops33h 18m

Reykjavik Keflavik Intl

mié. 4/23

11:25 am-8:03 pm

1 stop15h 38m

$536

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

mar. 4/8

7:10 am-9:30 am

1 stop19h 20m

Reykjavik Keflavik Intl

mié. 4/23

11:25 am-10:44 pm

1 stop18h 19m

$559

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

mié. 9/17

11:15 am-9:30 am

1 stop15h 15m

Reykjavik Keflavik Intl

mié. 10/1

8:50 am-11:58 pm

2 stops22h 08m

$565

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

jue. 4/24

6:05 am-9:30 am

2 stops20h 25m

Reykjavik Keflavik Intl

mar. 5/6

11:25 am-8:03 pm

1 stop15h 38m

$577

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

mié. 6/11

7:15 pm-8:15 am

2 stops54h 00m

Reykjavik Keflavik Intl

mié. 6/18

9:30 am-10:51 am

2 stops32h 21m

$631

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

sáb. 8/16

12:20 am-8:30 am

1 stop25h 10m

Reykjavik Keflavik Intl

mié. 9/3

12:00 pm-12:32 pm

3 stops31h 32m

$725

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

mié. 7/23

1:50 pm-8:15 am

1 stop11h 25m

$247

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

lun. 6/30

7:15 pm-8:15 am

2 stops30h 00m

$271

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/28

Showing 1-10 of 15 results
1
2

Best time to book a flight from Seattle to Iceland

Have a flexible travel schedule? Discover the best time to fly to Iceland 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 Iceland

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

Currently, November is the cheapest month in which you can book a flight from Seattle to Iceland (average of $328). Flying from Seattle to Iceland in July is currently the most expensive (average of $651). 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 IS?

Find hourly flight availability from Seattle to Iceland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated marzo 28, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Iceland as you normally would.

Rainfall in Iceland by month

Plan your trip to Iceland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Iceland ranges from 1.6 - 3.1 inches per month. January is typically the wettest month, when rainfall can reach 3.1 in. May is typically the driest time to visit Iceland when rainfall is around 1.6 in.

Temperature in Iceland by month

Plan your trip to Iceland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Iceland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 51.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing Iceland

Get insights into the airlines that provide service to Iceland. 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 Iceland. Reviews last updated marzo 28, 2025.
To help decide which airline to fly from Seattle to Iceland, see what other customers have to say about Alaska Airlines, Delta and KLM. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,798 reviews

Boarding

8.2

Comfort

7.9

Food

7.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Alaska Airlines
8.0
Very good
9,798 reviews
Alaska Airlines
8.0
Very good
9,798 reviews

Boarding

8.2

Comfort

7.9

Food

7.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Delta
8.0
Very good
7,897 reviews
Alaska Airlines
8.0
Very good
9,798 reviews

Boarding

8.2

Comfort

7.9

Food

7.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
KLM
7.8
Good
1,321 reviews
Alaska Airlines
8.0
Very good
9,798 reviews

Boarding

8.2

Comfort

7.9

Food

7.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Air France
7.4
Good
1,424 reviews
Alaska Airlines
8.0
Very good
9,798 reviews

Boarding

8.2

Comfort

7.9

Food

7.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
United Airlines
7.4
Good
8,603 reviews
Alaska Airlines
8.0
Very good
9,798 reviews

Boarding

8.2

Comfort

7.9

Food

7.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Related info for your journey

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

    If you book a flight to Iceland 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.

  • What are the cheapest airlines to fly from Seattle to Iceland one-way?

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as $247. Users have also found prices from $445 and $480 on Icelandair and Air Canada, respectively.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Seattle to Iceland on time: Alaska Airlines (82%), Icelandair (82%), airBaltic (78%).

  • What are the cheapest flights from Seattle to Iceland?

    While on average a flight from Seattle to Iceland is generally $1,654, our data shows the cheapest flight currently is $195. When looking at the most popular route, (Seattle/Tacoma Intl - Reykjavik Keflavik Intl), you can expect to pay $515 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle to Iceland 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 Iceland?

    Currently, November is the cheapest month in which you can book a flight from Seattle to Iceland (average of $328). Flying from Seattle to Iceland in July is currently the most expensive (average of $651). 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

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Alternative routes for Seattle to Iceland

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Top 4 airlines flying from Seattle to Iceland

Discover the top 4 airlines that operate flights from Seattle to Iceland. 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 marzo 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$417Average$556FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$454Average$497FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$485Average$613FlexibilityNo cancel feeOn-time69%
IcelandairCheapest$566Average$764FlexibilityNo cancel feeOn-time76%
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