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$235+ Cheap flights from Washington to Europe

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 7/29. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CPH
May 28 — Jun 41
Wed 5/28
Wed 6/4
1 adult, Economy
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Cheap flight deals from Washington to Europe

Keep the following information in mind while searching for Washington to Europe flight deals. Data was last updated May 23, 2025.

Round-trip from

$511
(Delta)

One-way from

$235
(Mytrip)

Popular in

June

Cheapest in

February

Average price

$1,150

Good round-trip deal

$514 or less

Good one-way deal

$290 or less
From Washington to Europe
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One-way flight from Washington to Europe
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Highest demand for flights based on searches. 13% potential increase in price ($171 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($34 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Price to beat on a round-trip flight from Washington to Europe.
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Price to beat on a one-way flight from Washington to Europe.
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Find flight deals from Washington to Europe

Cheapest flights from Washington to Europe
Explore the most affordable flight options available from Washington to Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 23, 2025.

This Delta deal was found by Cheapflights users on 5/22. 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.
Sat 9/611:55 pmSEA - KEF
2 stops23h 25mDelta
Wed 9/1711:25 amKEF - SEA
2 stops19h 46mDelta
Deal found 5/22$511
This KLM deal was found by Cheapflights users on 5/22. 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.
Fri 9/124:55 pmSEA - KEF
2 stops30h 25mMultiple Airlines
Sun 9/2111:25 amKEF - SEA
1 stop18h 23mMultiple Airlines
Deal found 5/22$519
This Air France deal was found by Cheapflights users on 5/22. 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.
Sat 9/136:00 amSEA - KEF
1 stop17h 20mAir France
Sun 9/2111:25 amKEF - SEA
1 stop15h 04mAir France
Deal found 5/22$529
This Air Canada deal was found by Cheapflights users on 5/22. 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.
Sun 8/177:15 pmSEA - FCO
2 stops30h 00mAir Canada
Tue 9/211:30 amFCO - SEA
2 stops30h 51mAir Canada
Deal found 5/22$531
This British Airways deal was found by Cheapflights users on 5/22. 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.
Mon 9/158:20 pmSEA - FCO
1 stop17h 30mBritish Airways
Mon 9/298:30 pmFCO - SEA
1 stop23h 40mBritish Airways
Deal found 5/22$532
This American Airlines deal was found by Cheapflights users on 5/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/36:50 pmSEA - FCO
1 stop18h 05mMultiple Airlines
Thu 11/1311:00 amFCO - SEA
1 stop21h 07mMultiple Airlines
Deal found 5/21$533
This KLM deal was found by Cheapflights users on 5/22. 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.
Tue 9/212:05 pmSEA - KEF
1 stop11h 55mKLM
Wed 9/178:45 amKEF - SEA
2 stops20h 31mKLM
Deal found 5/22$533
This Lufthansa deal was found by Cheapflights users on 5/22. 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 10/86:50 pmSEA - FCO
1 stop18h 05mLufthansa
Wed 10/1512:50 pmFCO - SEA
1 stop13h 09mLufthansa
Deal found 5/22$535
This Iberia deal was found by Cheapflights users on 5/21. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/102:01 pmSEA - FCO
2 stops19h 14mIberia
Wed 9/247:35 amFCO - SEA
2 stops21h 29mIberia
Deal found 5/21$536
This United Airlines deal was found by Cheapflights users on 5/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/215:00 amSEA - FCO
1 stop23h 40mUnited Airlines
Tue 11/41:10 pmFCO - SEA
2 stops36h 28mUnited Airlines
Deal found 5/21$537
This Scandinavian Airlines deal was found by Cheapflights users on 5/22. 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.
Sun 10/54:20 pmSEA - FCO
2 stops18h 00mScandinavian Airlines
Sat 10/187:35 pmFCO - SEA
1 stop27h 25mScandinavian Airlines
Deal found 5/22$538
This CrystalTravel deal was found by Cheapflights users on 5/22. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/207:00 pmSEA - KEF
Nonstop7h 25mIcelandair
Tue 9/307:45 pmKEF - SEA
Nonstop7h 55mIcelandair
Deal found 5/22$542

Cheapflights Fare Finder

Customize your flight search to find flights from Washington to Europe 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 May 23, 2025.
Use the filters below to find and compare flights from Washington to Europe that are best for you.

Fly from

Washington

Fly to

Europe

Route

Depart

Return

Price

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Sun 8/17

7:15 pm-10:15 am

2 stops30h 00m

Rome Fiumicino

Tue 9/2

11:30 am-9:21 am

2 stops30h 51m

$531

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Sat 7/19

7:00 pm-2:35 pm

1 stop34h 35m

Rome Fiumicino

Fri 7/25

3:45 pm-8:40 pm

1 stop13h 55m

$532

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Sun 5/25

7:20 am-9:15 am

1 stop16h 55m

Rome Fiumicino

Mon 6/9

11:30 am-10:13 pm

2 stops19h 43m

$543

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Tue 8/19

7:44 am-8:05 am

1 stop15h 21m

Rome Fiumicino

Sat 8/30

11:05 am-8:02 pm

1 stop17h 57m

$552

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Sun 8/17

6:00 am-7:00 am

1 stop18h 00m

Reykjavik Keflavik Intl

Sun 8/31

8:50 am-2:44 pm

1 stop12h 54m

$552

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Thu 8/14

7:20 am-8:10 am

1 stop17h 50m

Reykjavik Keflavik Intl

Tue 8/26

9:50 am-12:58 pm

2 stops34h 08m

$559

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Mon 8/11

4:25 pm-2:15 pm

1 stop12h 50m

Rome Fiumicino

Sun 8/24

8:10 pm-10:20 pm

2 stops35h 10m

$563

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Wed 8/13

7:44 am-8:05 am

1 stop15h 21m

Rome Fiumicino

Sat 8/23

10:40 am-11:50 pm

2 stops22h 10m

$566

SeattleReykjavik

SEA - KEF

SEAKEF

Seattle/Tacoma Intl

Thu 7/24

11:34 am-9:30 am

1 stop14h 56m

Reykjavik Keflavik Intl

Thu 7/31

9:30 am-11:56 pm

1 stop21h 26m

$566

SeattleRome

SEA - FCO

SEAFCO

Seattle/Tacoma Intl

Wed 8/6

6:00 am-9:25 am

2 stops18h 25m

Rome Fiumicino

Tue 8/19

6:30 am-4:51 pm

2 stops19h 21m

$567

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/21

Showing 1-10 of 60 results
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Best time to book a flight from Washington to Europe

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

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

Currently, November is the cheapest month in which you can book a flight from State of Washington to Europe (average of $523). Flying from State of Washington to Europe in June is currently the most expensive (average of $897). 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 EU?

Find hourly flight availability from Washington to Europe. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 23, 2025.

When flying from State of Washington to Europe, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Europe by month

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

In terms of precipitation, rainfall in Europe ranges from 0.4 - 3.9 inches per month. December is typically the wettest month, when rainfall can reach 3.9 in. July is typically the driest time to visit Europe when rainfall is around 0.4 in.

Temperature in Europe by month

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

If weather is an important factor for your trip to Europe, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Europe

Get insights into the airlines that provide service to Europe. 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 Europe. Reviews last updated May 23, 2025.
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Alaska Airlines
8.0
Very good
10,000 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,346 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,282 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,601 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

  • How popular is this State of Washington to Europe flight route?

    Flights from Washington to Europe have been viewed 3 times in the past calendar month.

  • What are the cheapest airlines to fly from State of Washington to Europe one-way?

    The cheapest airline one-way is Icelandair, with whom users have recently found tickets for as low as $235. However, be on the lookout for offers from WestJet and Lufthansa, as they are both options that can get you from State of Washington to Europe for a low price.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Washington to Europe 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 Europe?

    Currently, November is the cheapest month in which you can book a flight from State of Washington to Europe (average of $523). Flying from State of Washington to Europe in June is currently the most expensive (average of $897). 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 Europe

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Washington to Europe

Discover the top 10 airlines that operate flights from Washington to Europe. 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 May 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$328Average$766FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$378Average$967FlexibilityNo cancel feeOn-time76%
IcelandairCheapest$412Average$673FlexibilityNo cancel feeOn-time76%
WestJetCheapest$445Average$882FlexibilityNo cancel feeOn-time60%
Aer LingusCheapest$477Average$824FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$486Average$899FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$489Average$840FlexibilityNo cancel feeOn-time70%
IberiaCheapest$507Average$790FlexibilityNo cancel feeOn-time77%
Air FranceCheapest$510Average$1,095FlexibilityNo cancel feeOn-time77%
FinnairCheapest$513Average$908FlexibilityNo cancel feeOn-time76%

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