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Iceland

$329+ 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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — KEF
Nov 18 — Nov 251
Tue 11/18
Tue 11/25
1 adult, Economy
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Find 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 October 19, 2025.

This Flighttix deal was found by Cheapflights users on 10/18. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/303:35 pmSEA - KEF
Nonstop7h 40mIcelandair
Thu 11/65:00 pmKEF - SEA
Nonstop8h 00mIcelandair
Deal found 10/18$422
This FlightHub deal was found by Cheapflights users on 10/18. 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.
Mon 11/172:45 pmPDX - KEF
Nonstop7h 30mIcelandair
Mon 11/244:50 pmKEF - PDX
Nonstop8h 10mIcelandair
Deal found 10/18$428
This Booking.com deal was found by Cheapflights users on 10/17. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/132:45 pmPDX - KEF
Nonstop7h 30mIcelandair
Wed 11/194:50 pmKEF - PDX
Nonstop8h 10mIcelandair
Deal found 10/17$430
This FlightHub deal was found by Cheapflights users on 10/16. 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.
Thu 11/132:35 pmSEA - KEF
Nonstop7h 40mIcelandair
Thu 11/205:00 pmKEF - SEA
Nonstop8h 00mIcelandair
Deal found 10/16$437
This FlightHub deal was found by Cheapflights users on 10/18. 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.
Tue 11/182:35 pmSEA - KEF
Nonstop7h 40mIcelandair
Mon 11/245:00 pmKEF - SEA
Nonstop8h 00mIcelandair
Deal found 10/18$438
This Icelandair deal was found by Cheapflights users on 10/17. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/247:00 pmSEA - KEF
Nonstop7h 25mIcelandair
Thu 11/65:00 pmKEF - SEA
Nonstop8h 00mIcelandair
Deal found 10/17$519
This FlightHub deal was found by Cheapflights users on 10/17. 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.
Wed 10/227:00 pmSEA - KEF
Nonstop7h 25mIcelandair
Thu 11/65:00 pmKEF - SEA
Nonstop8h 00mIcelandair
Deal found 10/17$543
This KAYAK deal was found by Cheapflights users on 10/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/22:45 pmPDX - KEF
Nonstop7h 30mIcelandair
Mon 12/84:50 pmKEF - PDX
Nonstop8h 10mIcelandair
Deal found 10/17$574
This FlightHub deal was found by Cheapflights users on 10/17. 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.
Thu 12/42:35 pmSEA - KEF
Nonstop7h 40mIcelandair
Thu 12/115:00 pmKEF - SEA
Nonstop8h 00mIcelandair
Deal found 10/17$578
This FlightHub deal was found by Cheapflights users on 10/17. 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.
Thu 12/42:45 pmPDX - KEF
Nonstop7h 30mIcelandair
Mon 12/84:50 pmKEF - PDX
Nonstop8h 10mIcelandair
Deal found 10/17$578
This KAYAK deal was found by Cheapflights users on 10/18. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/263:10 pmSEA - KEF
1 stop15h 05mLufthansa
Tue 12/23:20 pmKEF - SEA
2 stops30h 00mLufthansa
Deal found 10/18$583
This FlightHub deal was found by Cheapflights users on 10/17. 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.
Thu 12/42:35 pmSEA - KEF
Nonstop7h 40mIcelandair
Fri 12/125:00 pmKEF - SEA
Nonstop8h 00mIcelandair
Deal found 10/17$588

Cheap flight deals from Washington to Iceland

Keep the following information in mind while searching for Washington to Iceland flight deals. Data was last updated October 19, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$422
(Flighttix)

One-way from

$329
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$498

Good round-trip deal

$448 or less

Good one-way deal

$428 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. 4% potential increase in price ($28 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 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 October 19, 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

Thu 11/13

2:35 pm-6:15 am

Nonstop7h 40m

Reykjavik Keflavik Intl

Thu 11/20

5:00 pm-5:00 pm

Nonstop8h 00m

$437

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Tue 4/14

7:00 pm-9:25 am

Nonstop7h 25m

Reykjavik Keflavik Intl

Wed 4/22

7:50 pm-8:45 pm

Nonstop7h 55m

$449

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Tue 2/10

2:35 pm-6:15 am

Nonstop7h 40m

Reykjavik Keflavik Intl

Mon 2/23

5:00 pm-5:00 pm

Nonstop8h 00m

$589

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Tue 4/14

7:00 pm-9:25 am

Nonstop7h 25m

Reykjavik Keflavik Intl

Sun 4/19

7:50 pm-8:45 pm

Nonstop7h 55m

$599

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Tue 2/10

2:35 pm-6:15 am

Nonstop7h 40m

Reykjavik Keflavik Intl

Fri 2/20

5:00 pm-5:00 pm

Nonstop8h 00m

$599

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Tue 2/10

2:35 pm-6:15 am

Nonstop7h 40m

Reykjavik Keflavik Intl

Sun 2/22

5:00 pm-5:00 pm

Nonstop8h 00m

$599

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Fri 4/17

7:00 pm-9:25 am

Nonstop7h 25m

Reykjavik Keflavik Intl

Sun 4/19

7:50 pm-8:45 pm

Nonstop7h 55m

$599

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Tue 1/13

6:50 pm-9:00 am

2 stops30h 10m

Reykjavik Keflavik Intl

Tue 1/20

10:00 am-4:55 pm

2 stops38h 55m

$620

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Tue 2/10

2:35 pm-6:15 am

Nonstop7h 40m

Reykjavik Keflavik Intl

Sat 2/21

5:00 pm-5:00 pm

Nonstop8h 00m

$639

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Tue 2/10

6:50 pm-9:00 am

2 stops30h 10m

Reykjavik Keflavik Intl

Wed 2/18

9:45 am-4:55 pm

2 stops39h 10m

$663

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/18

Showing 1-10 of 55 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 January is currently the most expensive (average of $647). 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 October 19, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 11% on flights from State of Washington to Iceland by exploring options for tickets in the evening.

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. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from State of Washington to Iceland

Explore weekly flight availability from Washington to Iceland. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated October 19, 2025.

The most flights from USWA to IS0 are scheduled on a Monday (4 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (2 on average).

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 40m. 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 January is currently the most expensive (average of $647). 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 October 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$323Average$573FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$374Average$775FlexibilityNo cancel feeOn-time76%

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