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$320+ Cheap flights from Keflavik Intl (KEF) to Washington

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 3/20. Fares are subject to change and may not be available on all flights or dates of travel.
KEF — SEA
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from Keflavik Intl to Washington

Discover tips and strategies to find the most affordable flight options for your journey from Keflavik Intl (KEF) to Washington (USWA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2025.

Round-trip from

$575
(Scandinavian Airlines)

One-way from

$320
(Trip.com)

Good round-trip deal

$652 or less

Good one-way deal

$490 or less
From Reykjavik Keflavik Intl to Washington
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One-way flight from Reykjavik Keflavik Intl to Washington
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Price to beat on a round-trip flight from Reykjavik Keflavik Intl to Washington.
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Price to beat on a one-way flight from Reykjavik Keflavik Intl to Washington.
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Find flight deals from Keflavik Intl to Washington

Cheapest flights from Keflavik Intl to Washington
Explore the most affordable flight options available from Keflavik Intl to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This Scandinavian Airlines deal was found by Cheapflights users on 1/20. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/37:35 amKEF - PDX
2 stops22h 28mMultiple Airlines
Sun 3/96:42 amPDX - KEF
2 stops20h 58mMultiple Airlines
Deal found 1/20$575
This Mytrip deal was found by Cheapflights users on 1/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/75:05 pmKEF - SEA
Nonstop7h 55mIcelandair
Thu 3/133:35 pmSEA - KEF
Nonstop7h 40mIcelandair
Deal found 1/20$576
This Scandinavian Airlines deal was found by Cheapflights users on 1/20. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/245:10 pmKEF - SEA
1 stop27h 40mScandinavian Airlines
Wed 6/44:00 pmSEA - KEF
1 stop17h 20mScandinavian Airlines
Deal found 1/20$597
This Icelandair deal was found by Cheapflights users on 1/20. 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 3/74:50 pmKEF - SEA
1 stop15h 09mMultiple Airlines
Thu 3/133:35 pmSEA - KEF
Nonstop7h 40mMultiple Airlines
Deal found 1/20$689
This SmartFares deal was found by Cheapflights users on 1/20. 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.
Thu 1/3011:30 amKEF - PDX
2 stops43h 59mScandinavian Airlines
Mon 2/37:05 amPDX - KEF
2 stops19h 35mScandinavian Airlines
Deal found 1/20$759
This United Airlines deal was found by Cheapflights users on 1/20. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1812:00 pmKEF - SEA
1 stop13h 59mUnited Airlines
Mon 9/2911:50 pmSEA - KEF
2 stops25h 45mUnited Airlines
Deal found 1/20$767
This WestJet deal was found by Cheapflights users on 1/21. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/109:35 amKEF - SEA
2 stops33h 56mWestJet
Sun 7/137:35 pmSEA - KEF
1 stop29h 40mWestJet
Deal found 1/21$886
This American Airlines deal was found by Cheapflights users on 1/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/311:45 amKEF - PDX
1 stop36h 50mAmerican Airlines
Sun 3/97:30 pmPDX - KEF
1 stop32h 25mAmerican Airlines
Deal found 1/20$897
This Expedia deal was found by Cheapflights users on 1/19. 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.
Mon 3/310:00 amKEF - PDX
2 stops38h 35mBritish Airways
Sun 3/97:30 pmPDX - KEF
1 stop32h 25mBritish Airways
Deal found 1/19$910
This Finnair deal was found by Cheapflights users on 1/20. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/310:00 amKEF - SEA
2 stops33h 20mFinnair
Tue 3/117:50 pmSEA - KEF
2 stops30h 25mFinnair
Deal found 1/20$921
This oojo deal was found by Cheapflights users on 1/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/305:05 pmKEF - PDX
1 stop10h 15mIcelandair
Mon 2/311:50 amPDX - KEF
1 stop10h 25mIcelandair
Deal found 1/20$925
This Lufthansa deal was found by Cheapflights users on 1/21. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1712:25 amKEF - SEA
1 stop18h 30mLufthansa
Mon 9/292:20 pmSEA - KEF
1 stop15h 45mLufthansa
Deal found 1/21$931

Find flights from Keflavik Intl to Washington within your budget

Customize your flight search to find flights from Keflavik Intl to Washington 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 January 21, 2025.

Fly from

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Fly to

Any airport

Route

Depart

Return

Price

ReykjavikPortland

KEF - PDX

KEFPDX

Reykjavik Keflavik Intl

Mon 3/3

7:35 am-10:03 pm

2 stops22h 28m

Portland

Sun 3/9

6:42 am-10:40 am

2 stops20h 58m

$575

ReykjavikSeattle

KEF - SEA

KEFSEA

Reykjavik Keflavik Intl

Fri 3/7

5:05 pm-5:00 pm

Nonstop7h 55m

Seattle/Tacoma Intl

Thu 3/13

3:35 pm-6:15 am

Nonstop7h 40m

$576

ReykjavikSeattle

KEF - SEA

KEFSEA

Reykjavik Keflavik Intl

Sat 5/24

5:10 pm-1:50 pm

1 stop27h 40m

Seattle/Tacoma Intl

Wed 6/4

4:00 pm-4:20 pm

1 stop17h 20m

$597

ReykjavikSeattle

KEF - SEA

KEFSEA

Reykjavik Keflavik Intl

Fri 3/7

4:50 pm-11:59 pm

1 stop15h 09m

Seattle/Tacoma Intl

Thu 3/13

3:35 pm-6:15 am

Nonstop7h 40m

$689

ReykjavikPortland

KEF - PDX

KEFPDX

Reykjavik Keflavik Intl

Thu 1/30

11:30 am-11:29 pm

2 stops43h 59m

Portland

Mon 2/3

7:05 am-10:40 am

2 stops19h 35m

$759

ReykjavikSeattle

KEF - SEA

KEFSEA

Reykjavik Keflavik Intl

Sat 5/24

12:00 pm-9:58 pm

3 stops40h 58m

Seattle/Tacoma Intl

Wed 6/4

9:45 am-8:35 am

2 stops15h 50m

$853

ReykjavikSeattle

KEF - SEA

KEFSEA

Reykjavik Keflavik Intl

Thu 7/10

9:35 am-12:31 pm

2 stops33h 56m

Seattle/Tacoma Intl

Sun 7/13

7:35 pm-8:15 am

1 stop29h 40m

$886

ReykjavikPortland

KEF - PDX

KEFPDX

Reykjavik Keflavik Intl

Mon 3/3

11:45 am-4:35 pm

1 stop36h 50m

Portland

Sun 3/9

7:30 pm-10:55 am

1 stop32h 25m

$897

ReykjavikPortland

KEF - PDX

KEFPDX

Reykjavik Keflavik Intl

Mon 3/3

10:00 am-4:35 pm

2 stops38h 35m

Portland

Sun 3/9

7:30 pm-10:55 am

1 stop32h 25m

$910

ReykjavikSeattle

KEF - SEA

KEFSEA

Reykjavik Keflavik Intl

Mon 3/3

10:00 am-11:20 am

2 stops33h 20m

Seattle/Tacoma Intl

Tue 3/11

7:50 pm-9:15 am

2 stops30h 25m

$921

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

Showing 1-10 of 25 results
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Best time to book a flight from Keflavik Intl to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Keflavik Intl 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.

Travel insights for flights from Keflavik Intl to Washington

Get recent, data-driven insights about flights from Keflavik Intl to Washington including ideal travel times, pricing trends, and more.

What is the cheapest time of day to fly from KEF to WA?

Find hourly flight availability from Keflavik Intl to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Reykjavik Keflavik Intl Airport to State of Washington as you normally would.

Weekly flight availability from Reykjavik Keflavik Intl Airport to State of Washington

Explore weekly flight availability from Keflavik Intl to Washington. 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 January 21, 2025.

The most flights from KEF to USWA are scheduled on a Monday (2 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Washington by month

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

In terms of precipitation, rainfall in State of Washington ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit State of Washington when rainfall is around 0.7 in.

Temperature in Washington by month

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

If weather is an important factor for your trip to State of Washington, 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 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. 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 Washington. Reviews last updated January 21, 2025.
Read reviews from past customers who have flown Icelandair, Scandinavian Airlines and British Airways from Reykjavik to Washington. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,521 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

8.0

Crew

8.6

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

8.0

Crew

8.6

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair
7.6
Good
1,286 reviews
Delta
8.0
Very good
8,521 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

8.0

Crew

8.6

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Austrian Airlines
7.6
Good
786 reviews
Delta
8.0
Very good
8,521 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

8.0

Crew

8.6

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
8,984 reviews
Delta
8.0
Very good
8,521 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

8.0

Crew

8.6

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Turkish Airlines
7.3
Good
3,931 reviews
Delta
8.0
Very good
8,521 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

8.0

Crew

8.6

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

  • What are the cheapest airlines to fly from Reykjavik Keflavik Intl Airport to State of Washington one-way?

    The cheapest airlines for a one-way flight from Reykjavik Keflavik Intl Airport to State of Washington are Icelandair ($397), WestJet ($432), and Finnair ($613).

  • What are the most reliable airlines from Reykjavik Keflavik Intl Airport to State of Washington?

    Consider airBaltic (38%), Icelandair (28%) or Alaska Airlines (18%) when booking your flight. These represent the most reliable airlines when flying from Reykjavik Keflavik Intl Airport to State of Washington.

  • What are the cheapest flights from Reykjavik Keflavik Intl Airport to State of Washington?

    Looking for the cheapest flight from Reykjavik Keflavik Intl Airport to State of Washington? While on average our users pay $1,018, our data indicates the cheapest price to be $428. The most popular route (Reykjavik Keflavik Intl - Seattle/Tacoma Intl), is priced around $569.

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

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

  • How can I find direct flights from Keflavik Intl to Washington?

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

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

    Yes. Cheapflights offers flight deals from Keflavik Intl to Washington 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 Reykjavik Keflavik Intl Airport to State of Washington?

    Currently, January is the cheapest month in which you can book a flight from Reykjavik Keflavik Intl Airport to State of Washington (average of $238). Flying from Reykjavik Keflavik Intl Airport to State of Washington in July is currently the most expensive (average of $411). 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.

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Alternative routes for Keflavik Intl to Washington

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Keflavik Intl to Washington

Discover the top airline that operate flights from Keflavik Intl to Washington. 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 January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$591Average$669FlexibilityNo cancel feeOn-time76%
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