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$219+ Cheap flights from Washington, D.C. (WAS) 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 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — BSL
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Washington, D.C. to Basel

Cheapest flights from Washington, D.C. to Basel
Explore the most affordable flight options available from Washington, D.C. to Basel. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This FlightHub deal was found by Cheapflights users on 12/16. 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.
Tue 12/301:30 pmIAD - BSL
1 stop21h 40mTurkish Airlines
Tue 1/1310:55 amBSL - IAD
1 stop30h 50mTurkish Airlines
Deal found 12/16$1,161
This Gotogate deal was found by Cheapflights users on 12/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:00 pmIAD - BSL
1 stop9h 55mMultiple Airlines
Tue 1/1310:35 amBSL - IAD
2 stops15h 51mMultiple Airlines
Deal found 12/16$1,189
This Ovago deal was found by Cheapflights users on 12/16. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/308:35 pmBWI - BSL
1 stop31h 40mBritish Airways
Tue 1/1311:00 amBSL - BWI
1 stop13h 45mBritish Airways
Deal found 12/16$1,192
This oojo deal was found by Cheapflights users on 12/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/301:57 pmIAD - BSL
2 stops26h 23mBritish Airways
Tue 1/137:00 amBSL - IAD
1 stop18h 55mBritish Airways
Deal found 12/16$1,201
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/305:40 pmIAD - BSL
1 stop12h 50mUnited Airlines
Tue 1/139:50 amBSL - IAD
1 stop11h 45mUnited Airlines
Deal found 12/16$1,202
This oojo deal was found by Cheapflights users on 12/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/308:46 pmDCA - BSL
2 stops31h 29mBritish Airways
Tue 1/1311:00 amBSL - DCA
2 stops17h 37mBritish Airways
Deal found 12/16$1,204
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3010:30 amDCA - BSL
2 stops20h 00mUnited Airlines
Tue 1/139:50 amBSL - DCA
2 stops15h 55mUnited Airlines
Deal found 12/16$1,213
This American Airlines deal was found by Cheapflights users on 12/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/309:45 pmIAD - BSL
1 stop18h 35mAmerican Airlines
Tue 1/137:00 amBSL - IAD
2 stops22h 12mAmerican Airlines
Deal found 12/16$1,214
This Orbitz deal was found by Cheapflights users on 12/16. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/309:40 amDCA - BSL
2 stops20h 50mMultiple Airlines
Tue 1/139:50 amBSL - DCA
2 stops15h 55mMultiple Airlines
Deal found 12/16$1,216
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/258:30 pmIAD - BSL
2 stops28h 55mMultiple Airlines
Wed 1/1411:00 amBSL - IAD
1 stop13h 45mMultiple Airlines
Deal found 12/16$1,323
This oojo deal was found by Cheapflights users on 12/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/259:15 pmIAD - BSL
1 stop30h 45mTurkish Airlines
Wed 1/146:05 pmBSL - IAD
1 stop23h 40mTurkish Airlines
Deal found 12/16$1,333
This Cheapflightsfares deal was found by Cheapflights users on 12/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:20 pmIAD - BSL
2 stops13h 15mMultiple Airlines
Sun 1/112:10 pmBSL - IAD
1 stop12h 05mMultiple Airlines
Deal found 12/16$1,337

Find flight deals from Washington, D.C. to Basel

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) 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 December 18, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$597
(Mytrip)

One-way from

$219
(Kiwi.com)
Provider with most accurate pricing for Washington, D.C. (WAS)-Basel EuroAirport Swiss flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Basel EuroAirport Swiss flights.
Search Deals
From Washington, D.C. (WAS) to Basel EuroAirport Swiss
Search Deals
One-way flight from Washington, D.C. (WAS) to Basel EuroAirport Swiss
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 2,558,603 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Basel EuroAirport Swiss that are best for you.

Fly from

Washington, D.C.

Fly to

Basel

Route

Depart

Return

Price

Washington, D.C.Basel

IAD - BSL

IADBSL

Washington, D.C. Dulles Intl

Sun 2/1

7:40 pm-5:35 pm

2 stops15h 55m

Basel EuroAirport Swiss

Sun 2/8

2:20 pm-6:30 pm

2 stops34h 10m

$597

Washington, D.C.Basel

IAD - BSL

IADBSL

Washington, D.C. Dulles Intl

Wed 2/25

9:15 pm-10:00 am

1 stop30h 45m

Basel EuroAirport Swiss

Wed 3/4

6:05 pm-11:45 am

1 stop23h 40m

$601

BaltimoreBasel

BWI - BSL

BWIBSL

Baltimore/Washington

Sat 1/31

4:44 pm-7:40 pm

2 stops20h 56m

Basel EuroAirport Swiss

Sat 2/7

9:50 am-10:27 am

3 stops30h 37m

$610

Washington, D.C.Basel

IAD - BSL

IADBSL

Washington, D.C. Dulles Intl

Wed 1/14

1:30 pm-10:00 am

1 stop14h 30m

Basel EuroAirport Swiss

Wed 1/21

6:05 pm-7:20 pm

1 stop31h 15m

$638

Washington, D.C.Basel

IAD - BSL

IADBSL

Washington, D.C. Dulles Intl

Sun 2/1

1:30 pm-10:00 am

1 stop14h 30m

Basel EuroAirport Swiss

Sun 2/8

10:55 am-7:20 pm

1 stop38h 25m

$650

Washington, D.C.Basel

IAD - BSL

IADBSL

Washington, D.C. Dulles Intl

Sun 3/22

7:20 pm-1:45 pm

2 stops13h 25m

Basel EuroAirport Swiss

Thu 4/2

10:50 am-4:05 pm

1 stop11h 15m

$691

Washington, D.C.Basel

IAD - BSL

IADBSL

Washington, D.C. Dulles Intl

Wed 2/11

6:20 pm-1:35 pm

2 stops13h 15m

Basel EuroAirport Swiss

Wed 2/25

2:10 pm-8:15 pm

1 stop12h 05m

$691

Washington, D.C.Basel

IAD - BSL

IADBSL

Washington, D.C. Dulles Intl

Sun 2/8

6:20 pm-12:30 pm

2 stops12h 10m

Basel EuroAirport Swiss

Tue 2/17

6:50 am-3:35 pm

2 stops14h 45m

$703

BaltimoreBasel

BWI - BSL

BWIBSL

Baltimore/Washington

Wed 2/4

8:35 pm-2:55 pm

1 stop12h 20m

Basel EuroAirport Swiss

Tue 2/10

7:05 pm-6:45 pm

1 stop29h 40m

$706

BaltimoreBasel

BWI - BSL

BWIBSL

Baltimore/Washington

Wed 2/4

8:35 pm-2:55 pm

1 stop12h 20m

Basel EuroAirport Swiss

Wed 2/11

6:20 am-6:45 pm

1 stop18h 25m

$706

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 48 results
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  • Most accurate provider: When it comes to deals on Washington, D.C.-Basel EuroAirport Swiss flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C.-Basel EuroAirport Swiss flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Basel EuroAirport Swiss flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-Basel EuroAirport Swiss flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C.-Basel EuroAirport Swiss flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Washington, D.C. to Basel

Have a flexible travel schedule? Discover the best time to fly to Basel from Washington, D.C. 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, D.C. to Basel EuroAirport Swiss
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. 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, D.C.?

    For a flight from Washington, D.C. to Basel, you will be flying into EuroAirport Swiss. Basel EuroAirport Swiss (BSL) is just 3.6 mi from the center of the city. EuroAirport Swiss is the only Basel airport and it handles 0 inbound flights from Washington, D.C. per day. 1 airline has flights to Basel EuroAirport Swiss from Washington, D.C. on a regular basis.

  • How long is the flight from Washington, D.C. to Basel EuroAirport Swiss?

    Turkish Airlines, British Airways, and United Airlines can get you from Washington, D.C. to Basel EuroAirport Swiss in just under 12h 20m. Your travel time can differ by up to 23h 10m. Washington, D.C. and Basel EuroAirport Swiss are separated by a distance of 4054 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Washington, D.C. to Basel EuroAirport Swiss round-trip?

    Flying on Turkish Airlines is currently your cheapest option to Basel EuroAirport Swiss, with prices starting at $530.

  • What are the most popular routes from Washington, D.C. to Basel EuroAirport Swiss?

    While some choose either Washington, D.C. Reagan-National - Basel EuroAirport Swiss or Baltimore/Washington - Basel EuroAirport Swiss, Washington, D.C. Dulles Intl - Basel EuroAirport Swiss is the most popular route from Washington, D.C. to Basel EuroAirport Swiss.

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

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

  • How can I find direct flights from Washington, D.C. to Basel?

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

  • Can I find deals for business class flights from Washington, D.C. to Basel?

    Yes. Cheapflights offers flight deals from Washington, D.C. 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.

See more FAQs

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Alternative routes for Washington, D.C. to Basel

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Basel flights
Reagan-National to Basel flights

Top airline flying from Washington, D.C. to Basel

Discover the top airline that operate flights from Washington, D.C. 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 2,558,603 searches. Data last updated December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$530Average$584FlexibilityNo cancel feeOn-time77%

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