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Iceland

$315+ Cheap flights from Washington 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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — KEF
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap flight deals from Washington to Iceland

Cheapest flights from Washington to Iceland
Explore the most affordable flight options available from Washington to Iceland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This AirNGo deal was found by Cheapflights users on 12/3. 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.
Mon 12/82:45 pmPDX - KEF
Nonstop7h 30mIcelandair
Wed 12/174:50 pmKEF - PDX
Nonstop8h 10mIcelandair
Deal found 12/3$596
This AirNGo deal was found by Cheapflights users on 12/3. 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.
Mon 12/82:45 pmPDX - KEF
Nonstop7h 30mMultiple Airlines
Wed 12/174:45 pmKEF - PDX
1 stop32h 41mMultiple Airlines
Deal found 12/3$790
This Alaska Airlines deal was found by Cheapflights users on 12/4. 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 12/245:10 amPDX - KEF
1 stop17h 05mAlaska Airlines
Fri 12/265:00 pmKEF - PDX
1 stop15h 12mAlaska Airlines
Deal found 12/4$913
This Expedia deal was found by Cheapflights users on 12/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/92:45 pmPDX - KEF
Nonstop7h 30mMultiple Airlines
Tue 12/165:10 pmKEF - PDX
1 stop35h 40mMultiple Airlines
Deal found 12/2$918
This Cheapflightsfares deal was found by Cheapflights users on 12/3. 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.
Sat 12/62:35 pmSEA - KEF
Nonstop7h 40mIcelandair
Tue 12/95:00 pmKEF - SEA
Nonstop8h 00mIcelandair
Deal found 12/3$1,013
This Flightnetwork deal was found by Cheapflights users on 12/1. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/22:35 pmSEA - KEF
Nonstop7h 40mIcelandair
Tue 12/95:00 pmKEF - SEA
Nonstop8h 00mIcelandair
Deal found 12/1$1,016
This Expedia deal was found by Cheapflights users on 12/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/162:45 pmPDX - KEF
Nonstop7h 30mMultiple Airlines
Tue 12/235:10 pmKEF - PDX
1 stop35h 40mMultiple Airlines
Deal found 12/3$1,042
This SmartFares deal was found by Cheapflights users on 12/3. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/75:51 amGEG - KEF
1 stop16h 24mAlaska Airlines
Tue 12/95:00 pmKEF - GEG
1 stop12h 28mAlaska Airlines
Deal found 12/3$1,046
This Kiwi.com deal was found by Cheapflights users on 12/2. 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 12/313:10 pmSEA - KEF
1 stop15h 05mMultiple Airlines
Wed 1/74:45 pmKEF - SEA
1 stop37h 22mMultiple Airlines
Deal found 12/2$1,064
This Gotogate deal was found by Cheapflights users on 12/2. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/72:35 pmSEA - KEF
Nonstop7h 40mIcelandair
Sat 12/135:00 pmKEF - SEA
Nonstop8h 00mIcelandair
Deal found 12/2$1,074
This Expedia deal was found by Cheapflights users on 12/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/162:45 pmPDX - KEF
Nonstop7h 30mMultiple Airlines
Mon 12/224:45 pmKEF - PDX
1 stop32h 29mMultiple Airlines
Deal found 12/3$1,082
This Expedia deal was found by Cheapflights users on 12/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/78:37 amSEA - KEF
1 stop13h 58mMultiple Airlines
Sat 12/134:55 pmKEF - SEA
1 stop34h 56mMultiple Airlines
Deal found 12/2$1,093

Find flight deals from Washington to Iceland

Keep the following information in mind while searching for Washington to Iceland flight deals. Data was last updated December 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$407
(Cheapflightsfares)

One-way from

$315
(Kiwi.com)

Popular in

March

Cheapest in

October

Average price

$793

Good round-trip deal

$430 or less

Good one-way deal

$430 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 Washington to Iceland
Search Deals
One-way flight from Washington to Iceland
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($76 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($15 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 Washington to Iceland.
Search Deals
Price to beat on a one-way flight from Washington to Iceland.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington 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 December 4, 2025.
Use the filters below to find and compare flights from Washington to Iceland that are best for you.

Fly from

Washington

Fly to

Iceland

Route

Depart

Return

Price

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Fri 5/22

11:30 pm-2:00 pm

Nonstop7h 30m

Reykjavik Keflavik Intl

Mon 5/25

7:50 pm-8:45 pm

Nonstop7h 55m

$419

PortlandReykjavik

PDX - KEF

PDXKEF

Portland

Thu 4/23

3:45 pm-6:15 am

Nonstop7h 30m

Reykjavik Keflavik Intl

Mon 4/27

4:50 pm-6:00 pm

Nonstop8h 10m

$429

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Mon 5/4

7:00 pm-9:25 am

Nonstop7h 25m

Reykjavik Keflavik Intl

Sat 5/9

7:50 pm-8:45 pm

Nonstop7h 55m

$441

PortlandReykjavik

PDX - KEF

PDXKEF

Portland

Thu 4/23

7:00 am-9:30 am

1 stop19h 30m

Reykjavik Keflavik Intl

Mon 4/27

11:25 am-11:53 pm

2 stops19h 28m

$458

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Fri 5/8

6:05 am-7:00 am

1 stop17h 55m

Reykjavik Keflavik Intl

Wed 5/13

8:50 am-8:29 pm

1 stop18h 39m

$466

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Fri 5/8

6:05 am-7:00 am

1 stop17h 55m

Reykjavik Keflavik Intl

Fri 5/22

9:30 am-8:24 pm

1 stop17h 54m

$466

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Fri 5/8

12:00 pm-7:00 am

1 stop12h 00m

Reykjavik Keflavik Intl

Sun 5/10

9:30 am-8:24 pm

1 stop17h 54m

$466

PortlandReykjavik

PDX - KEF

PDXKEF

Portland

Sat 5/16

11:39 am-7:00 am

1 stop12h 21m

Reykjavik Keflavik Intl

Sun 5/24

9:30 am-3:58 pm

1 stop13h 28m

$466

PortlandReykjavik

PDX - KEF

PDXKEF

Portland

Sat 5/9

1:25 pm-7:00 am

1 stop10h 35m

Reykjavik Keflavik Intl

Sat 5/16

9:30 am-11:53 pm

2 stops21h 23m

$470

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Fri 5/1

11:45 am-9:30 am

1 stop14h 45m

Reykjavik Keflavik Intl

Tue 5/12

9:30 am-6:29 pm

2 stops15h 59m

$470

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 46 results
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Best time to book a flight from Washington to Iceland

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

What is the cheapest month to book a flight from State of Washington to Iceland?

Currently, August is the cheapest month in which you can book a flight from State of Washington to Iceland (average of $152). Flying from State of Washington to Iceland in March 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 WA to IS?

Find hourly flight availability from Washington 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 December 4, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 18% on flights from State of Washington to Iceland by exploring options for tickets at noon.

What is the cheapest day to fly from State of Washington to Iceland?

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

Travelers seeking maximum savings on their State of Washington to Iceland 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.

Related info for your journey

Find useful and relevant information for your journey from Washington to Iceland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from State of Washington to Iceland?

    Departing from State of Washington to Iceland will take you 7h 30m. Airlines will cover a distance of 3608 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Washington 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 State of Washington to Iceland?

    Currently, August is the cheapest month in which you can book a flight from State of Washington to Iceland (average of $152). Flying from State of Washington to Iceland in March 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

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Alternative routes for Washington to Iceland

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Washington to Iceland

Discover the top 2 airlines that operate flights from Washington 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 December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$323Average$573FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$374Average$798FlexibilityNo cancel feeOn-time76%

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