HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Basel

$361+ Cheap flights from Washington to Basel EuroAirport Swiss (BSL)

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 11/30. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BSL
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Washington to Basel with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Washington to Basel

Discover tips and strategies to find the most affordable flight options for your journey from Washington (USWA) to Basel (BSL). 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 November 21, 2024.

Find flight deals from Washington to Basel

Cheapest flights from Washington to Basel
Explore the most affordable flight options available from Washington to Basel. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2024.

This Expedia deal was found by Cheapflights users on 11/19. 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.
Tue 12/36:50 pmSEA - BSL
1 stop18h 30mBritish Airways
Wed 12/116:15 amBSL - SEA
2 stops25h 06mBritish Airways
Deal found 11/19$534
This Delta deal was found by Cheapflights users on 11/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/31:35 pmSEA - BSL
1 stop15h 30mDelta
Wed 12/116:05 amBSL - SEA
1 stop14h 47mDelta
Deal found 11/19$537
This American Airlines deal was found by Cheapflights users on 11/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/35:00 pmSEA - BSL
2 stops20h 20mAmerican Airlines
Wed 12/116:15 amBSL - SEA
2 stops21h 50mAmerican Airlines
Deal found 11/19$539
This Air Canada deal was found by Cheapflights users on 11/20. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/45:45 amSEA - BSL
2 stops22h 25mMultiple Airlines
Wed 12/1111:05 amBSL - SEA
2 stops20h 05mMultiple Airlines
Deal found 11/20$596
This Air Canada deal was found by Cheapflights users on 11/20. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/76:00 amSEA - BSL
2 stops22h 25mAir Canada
Sun 1/122:10 pmBSL - SEA
3 stops28h 40mAir Canada
Deal found 11/20$858
This United Airlines deal was found by Cheapflights users on 11/20. 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.
Fri 11/293:10 pmSEA - BSL
1 stop19h 15mUnited Airlines
Tue 1/1411:00 amBSL - SEA
2 stops43h 30mUnited Airlines
Deal found 11/20$859
This KAYAK deal was found by Cheapflights users on 11/20. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/287:10 amSEA - BSL
2 stops29h 10mLufthansa
Tue 1/149:35 amBSL - SEA
1 stop12h 45mLufthansa
Deal found 11/20$876
This Air France deal was found by Cheapflights users on 11/20. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/301:35 pmSEA - BSL
1 stop15h 30mAir France
Mon 1/136:05 amBSL - SEA
2 stops19h 35mAir France
Deal found 11/20$895
This Turkish Airlines deal was found by Cheapflights users on 11/20. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/17:00 pmSEA - BSL
1 stop30h 05mTurkish Airlines
Mon 1/136:05 pmBSL - SEA
1 stop32h 00mTurkish Airlines
Deal found 11/20$912
This KLM deal was found by Cheapflights users on 11/20. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/302:05 pmSEA - BSL
2 stops15h 00mKLM
Tue 1/146:05 amBSL - SEA
2 stops18h 49mKLM
Deal found 11/20$926

Find flights from Washington to Basel within your budget

Customize your flight search to find flights from Washington to Basel 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 2,629,791 searches. Data last updated November 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SeattleBasel

SEA - BSL

SEABSL

Seattle/Tacoma Intl

Wed 2/26

7:00 am-6:40 pm

2 stops26h 40m

Basel EuroAirport Swiss

Mon 3/3

8:00 pm-11:20 am

1 stop24h 20m

$530

SeattleBasel

SEA - BSL

SEABSL

Seattle/Tacoma Intl

Wed 2/26

6:50 pm-10:05 pm

1 stop18h 15m

Basel EuroAirport Swiss

Mon 3/3

3:50 pm-11:20 am

1 stop28h 30m

$533

SeattleBasel

SEA - BSL

SEABSL

Seattle/Tacoma Intl

Tue 12/3

6:50 pm-10:20 pm

1 stop18h 30m

Basel EuroAirport Swiss

Wed 12/11

6:15 am-10:21 pm

2 stops25h 06m

$534

SeattleBasel

SEA - BSL

SEABSL

Seattle/Tacoma Intl

Tue 12/3

1:35 pm-2:05 pm

1 stop15h 30m

Basel EuroAirport Swiss

Wed 12/11

6:05 am-11:52 am

1 stop14h 47m

$537

SeattleBasel

SEA - BSL

SEABSL

Seattle/Tacoma Intl

Thu 1/9

6:05 am-1:10 pm

2 stops22h 05m

Basel EuroAirport Swiss

Fri 1/17

11:10 am-10:00 pm

3 stops19h 50m

$560

SeattleBasel

SEA - BSL

SEABSL

Seattle/Tacoma Intl

Thu 1/9

2:00 pm-1:10 pm

1 stop14h 10m

Basel EuroAirport Swiss

Fri 1/17

11:10 am-9:30 pm

2 stops43h 20m

$562

SeattleBasel

SEA - BSL

SEABSL

Seattle/Tacoma Intl

Thu 1/9

2:00 pm-6:10 pm

1 stop19h 10m

Basel EuroAirport Swiss

Fri 1/17

9:35 am-1:20 pm

1 stop12h 45m

$569

SeattleBasel

SEA - BSL

SEABSL

Seattle/Tacoma Intl

Sun 12/1

7:00 pm-10:05 am

1 stop30h 05m

Basel EuroAirport Swiss

Mon 1/13

6:05 pm-5:05 pm

1 stop32h 00m

$912

SeattleBasel

SEA - BSL

SEABSL

Seattle/Tacoma Intl

Sat 11/30

9:35 pm-12:05 pm

3 stops53h 30m

$361

SeattleBasel

SEA - BSL

SEABSL

Seattle/Tacoma Intl

Sat 11/30

1:35 pm-2:05 pm

1 stop15h 30m

$397

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 14 results
1
2

Best time to book a flight from Washington to Basel

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

Travel insights for flights from Washington to Basel

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

What is the cheapest month to book a flight from State of Washington to Basel EuroAirport Swiss?

Currently, January is the cheapest month in which you can book a flight from State of Washington to Basel EuroAirport Swiss (average of $545). Flying from State of Washington to Basel EuroAirport Swiss in June is currently the most expensive (average of $1,132). 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 BSL?

Find hourly flight availability from Washington to Basel. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 21, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from State of Washington to Basel EuroAirport Swiss as you normally would.

Rainfall in Basel by month

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

In terms of precipitation, rainfall in Basel EuroAirport Swiss ranges from 1.9 - 3.4 inches per month. June is typically the wettest month, when rainfall can reach 3.4 in. February is typically the driest time to visit Basel EuroAirport Swiss when rainfall is around 1.9 in.

Temperature in Basel by month

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

If weather is an important factor for your trip to Basel EuroAirport Swiss, 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 January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Basel

Get insights into the airlines that provide service to Basel. 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 Basel. Reviews last updated November 21, 2024.
Get a feel of what it's like to fly with Lufthansa, United Airlines and British Airways from Washington to Basel by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,758 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,758 reviews
Delta
8.0
Very good
8,758 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,350 reviews
Delta
8.0
Very good
8,758 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air France
7.4
Good
1,525 reviews
Delta
8.0
Very good
8,758 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Turkish Airlines
7.4
Good
3,914 reviews
Delta
8.0
Very good
8,758 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
9,172 reviews
Delta
8.0
Very good
8,758 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Washington to Basel. 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 into for flights to Basel from Washington?

    Basel EuroAirport Swiss (BSL) is the airport you will fly into if you book a flight from Washington to Basel. It is only a 3.6 mi journey from EuroAirport Swiss (BSL) to Basel’s city center.

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

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $397. British Airways flights start at $411 while deals on United Airlines start at $453 one-way.

  • What are the most popular routes from State of Washington to Basel EuroAirport Swiss?

    When deciding which route to take from State of Washington to Basel EuroAirport Swiss consider Seattle/Tacoma Intl - Basel EuroAirport Swiss, Portland - Basel EuroAirport Swiss or Pasco Tri Cities - Basel EuroAirport Swiss as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Washington to Basel 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 Basel EuroAirport Swiss?

    Currently, January is the cheapest month in which you can book a flight from State of Washington to Basel EuroAirport Swiss (average of $545). Flying from State of Washington to Basel EuroAirport Swiss in June is currently the most expensive (average of $1,132). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Washington to Basel

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Basel flights
Newark to Basel flights
Seattle to Basel flights
Atlanta to Basel flights
San Francisco to Basel flights
Dallas/Fort Worth to Basel flights
O'Hare Intl to Basel flights
Hobby to Basel flights
Boston to Basel flights
George Bush Intcntl to Basel flights
Charlotte to Basel flights
Orlando to Basel flights
Los Angeles to Basel flights
Dulles Intl to Basel flights
Denver to Basel flights
Baltimore to Basel flights
Reagan-National to Basel flights
Sky Harbor Intl to Basel flights
Miami to Basel flights
Philadelphia to Basel flights
Raleigh to Basel flights
Minneapolis to Basel flights
Midway to Basel flights
San Jose to Basel flights
Kansas City to Basel flights
San Antonio to Basel flights
South Bend to Basel flights
Detroit to Basel flights
Austin to Basel flights
San Diego to Basel flights
Knoxville to Basel flights
St. Louis to Basel flights
Louisville to Basel flights
Cincinnati to Basel flights
Hartford to Basel flights
Indianapolis to Basel flights
Nashville to Basel flights
Pittsburgh to Basel flights
Tampa to Basel flights
Akron to Basel flights
Des Moines to Basel flights
Fort Myers to Basel flights
Providence to Basel flights

Top 2 airlines flying from Washington to Basel

Discover the top 2 airlines that operate flights from Washington to Basel. 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 2,629,791 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$443Average$685FlexibilityNo cancel feeOn-time70%
Air FranceCheapest$502Average$769FlexibilityNo cancel feeOn-time77%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines