What are the cheapest airlines flying from Basel EuroAirport Swiss to Washington, D.C. round-trip?

Cheapflights users have booked flights from Basel EuroAirport Swiss to Washington, D.C. round-trip from $453. Other airlines that can offer you cheap pricing are American Airlines, from $527, and Lufthansa, from $531. Users have found that British Airways is 25% cheaper than the other options available to this destination.

What are the cheapest airlines to fly from Basel EuroAirport Swiss to Washington, D.C. one-way?

The cheapest airline one-way is British Airways, with whom users have recently found tickets for as low as $574. However, be on the lookout for offers from Lufthansa and Delta, as they are both options that can get you from Basel EuroAirport Swiss to Washington, D.C. for a low price.

What is the cheapest month to book a flight from Basel EuroAirport Swiss to Washington, D.C.?

Currently, August is the cheapest month in which you can book a flight from Basel EuroAirport Swiss to Washington, D.C. (average of $309). Flying from Basel EuroAirport Swiss to Washington, D.C. in June is currently the most expensive (average of $383). 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 day to fly from Basel EuroAirport Swiss to Washington, D.C.?

Travelers seeking maximum savings on their Basel EuroAirport Swiss to Washington, D.C. flight should consider departing on Tuesday mornings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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

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

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

Flights from Basel EuroAirport Swiss to Washington, D.C. are found to be more expensive on Friday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Washington, D.C..

What is the cheapest month to fly from Basel EuroAirport Swiss to Washington, D.C.?

September can be a great time to fly to Washington, D.C. from Basel EuroAirport Swiss with a flight ticket averaging about $622. Cheapflights users have found deals in the month of September for as cheap as $451. The most expensive prices can be found in the month of August.

What is the cheapest time of day to fly from BSL to WAS?

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

What airport do you fly from for flights from Basel to Washington, D.C.?

Located just 3.6 mi from the city center, Basel EuroAirport Swiss is the airport most travelers will use when flying to Washington, D.C. from Basel. Booking flights from EuroAirport Swiss (BSL) to Washington, D.C. should be relatively easy as there are 0 daily outbound flights to Washington, D.C. from 0 different airlines.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Basel to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$452+ Flights from Basel EuroAirport Swiss to Washington, D.C.

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

Round-trip from	$453 (British Airways)
Popular in	August
Cheapest in	February
Average price	$664

From Basel EuroAirport Swiss to Washington, D.C. (WAS)

Search Deals

Highest demand for flights based on searches. 7% potential increase in price ($46 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

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

Cheapest flights from Basel to Washington, D.C.
Explore the most affordable flight options available from Basel to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 17, 2025.

jue. 4/2412:15 pmBSL - IAD

1 stop11h 20mBritish Airways

mié. 5/710:40 pmIAD - BSL

1 stop14h 20mBritish Airways

Deal found 4/16

$452

jue. 4/2412:15 pmBSL - BWI

1 stop13h 20mBritish Airways

mié. 5/79:20 pmBWI - BSL

1 stop19h 20mBritish Airways

Deal found 4/16

$452

jue. 4/246:10 amBSL - DCA

2 stops15h 46mAmerican Airlines

mar. 4/293:54 pmDCA - BSL

2 stops13h 01mAmerican Airlines

Deal found 4/16

$465

jue. 4/247:45 pmBSL - IAD

1 stop26h 05mMultiple Airlines

mar. 4/2910:40 pmIAD - BSL

1 stop10h 25mMultiple Airlines

Deal found 4/16

$485

sáb. 5/1711:50 amBSL - DCA

2 stops16h 46mBritish Airways

sáb. 5/243:54 pmDCA - BSL

2 stops19h 46mBritish Airways

Deal found 4/16

$495

dom. 10/264:20 pmBSL - IAD

1 stop29h 15mAmerican Airlines

mié. 11/59:55 pmIAD - BSL

1 stop14h 45mAmerican Airlines

Deal found 4/17

$521

vie. 10/314:00 pmBSL - BWI

1 stop32h 45mAmerican Airlines

mié. 11/58:30 pmBWI - BSL

1 stop16h 10mAmerican Airlines

Deal found 4/17

$521

jue. 4/2410:15 amBSL - IAD

1 stop11h 20mDelta

mié. 5/712:25 pmIAD - BSL

2 stops15h 05mDelta

Deal found 4/17

$526

jue. 4/242:25 pmBSL - IAD

1 stop31h 10mKLM

mar. 4/291:44 pmIAD - BSL

2 stops13h 51mKLM

Deal found 4/16

$528

jue. 4/246:15 amBSL - DCA

2 stops16h 36mDelta

mié. 5/71:15 pmDCA - BSL

2 stops14h 15mDelta

Deal found 4/16

$530

jue. 4/246:15 amBSL - BWI

2 stops16h 35mDelta

mié. 5/74:47 pmBWI - BSL

2 stops14h 23mDelta

Deal found 4/16

$530

jue. 7/318:10 pmBSL - IAD

1 stop25h 10mLufthansa

mié. 8/135:10 pmIAD - BSL

2 stops13h 15mLufthansa

Deal found 4/16

$532

Best flights from Basel to Washington, D.C.
Discover carefully curated flight deals from Basel to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated abril 17, 2025.

jue. 6/196:10 amBSL - IAD

1 stop20h 00mBritish Airways

sáb. 7/1210:45 pmIAD - BSL

1 stop18h 05mBritish Airways

Deal found 4/16

$453

sáb. 5/176:35 amBSL - DCA

2 stops17h 37mAmerican Airlines

vie. 5/2310:00 pmDCA - BSL

2 stops18h 50mAmerican Airlines

Deal found 4/16

$527

dom. 5/188:30 amBSL - IAD

1 stop13h 20mLufthansa

dom. 5/2510:20 pmIAD - BSL

1 stop15h 15mLufthansa

Deal found 4/16

$531

jue. 6/196:15 amBSL - IAD

2 stops16h 29mDelta

sáb. 7/125:00 pmIAD - BSL

2 stops15h 50mDelta

Deal found 4/16

$561

vie. 8/12:25 pmBSL - DCA

2 stops15h 03mKLM

vie. 8/155:00 pmDCA - BSL

2 stops14h 50mKLM

Deal found 4/16

$679

dom. 5/186:55 pmBSL - IAD

1 stop22h 50mTurkish Airlines

jue. 5/221:30 pmIAD - BSL

1 stop22h 30mTurkish Airlines

Deal found 4/16

$819

vie. 8/12:25 pmBSL - DCA

2 stops13h 28mMultiple Airlines

jue. 8/141:45 pmDCA - BSL

2 stops13h 45mMultiple Airlines

Deal found 4/16

$839

vie. 8/111:30 amBSL - IAD

2 stops14h 30mUnited Airlines

vie. 8/153:39 pmIAD - BSL

2 stops14h 46mUnited Airlines

Deal found 4/16

$920

sáb. 5/176:35 amBSL - DCA

2 stops17h 37mBritish Airways

lun. 5/267:50 pmDCA - BSL

2 stops17h 10mBritish Airways

Deal found 4/16

$495

sáb. 5/176:35 amBSL - BWI

2 stops16h 02mBritish Airways

dom. 5/259:20 pmBWI - BSL

1 stop15h 40mBritish Airways

Deal found 4/16

$495

dom. 8/37:05 amBSL - IAD

1 stop14h 50mAmerican Airlines

dom. 8/3110:40 pmIAD - BSL

1 stop18h 10mAmerican Airlines

Deal found 4/16

$554

jue. 7/316:10 amBSL - BWI

1 stop19h 25mAmerican Airlines

dom. 8/179:20 pmBWI - BSL

1 stop31h 40mAmerican Airlines

Deal found 4/16

$554

Last-minute flights from Basel to Washington, D.C.
Discover last-minute flight deals from Basel to Washington, D.C.. Data last updated abril 17, 2025 and is based on user searches.

jue. 4/2412:15 pmBSL - IAD

1 stop11h 20mBritish Airways

mié. 5/710:40 pmIAD - BSL

1 stop14h 20mBritish Airways

Deal found 4/16

$452

jue. 4/2412:15 pmBSL - BWI

1 stop13h 20mBritish Airways

mié. 5/79:20 pmBWI - BSL

1 stop19h 20mBritish Airways

Deal found 4/16

$452

jue. 4/246:10 amBSL - DCA

2 stops15h 46mAmerican Airlines

mar. 4/293:54 pmDCA - BSL

2 stops13h 01mAmerican Airlines

Deal found 4/16

$465

jue. 4/247:45 pmBSL - IAD

1 stop26h 05mMultiple Airlines

mar. 4/2910:40 pmIAD - BSL

1 stop10h 25mMultiple Airlines

Deal found 4/16

$485

jue. 4/2410:15 amBSL - IAD

1 stop11h 20mDelta

mié. 5/712:25 pmIAD - BSL

2 stops15h 05mDelta

Deal found 4/17

$526

jue. 4/242:25 pmBSL - IAD

1 stop31h 10mKLM

mar. 4/291:44 pmIAD - BSL

2 stops13h 51mKLM

Deal found 4/16

$528

jue. 4/246:15 amBSL - DCA

2 stops16h 36mDelta

mié. 5/71:15 pmDCA - BSL

2 stops14h 15mDelta

Deal found 4/16

$530

jue. 4/246:15 amBSL - BWI

2 stops16h 35mDelta

mié. 5/74:47 pmBWI - BSL

2 stops14h 23mDelta

Deal found 4/16

$530

jue. 4/2410:10 amBSL - IAD

2 stops15h 43mAir France

mar. 4/2912:29 pmIAD - BSL

2 stops15h 01mAir France

Deal found 4/16

$701

jue. 4/246:05 amBSL - BWI

2 stops17h 35mMultiple Airlines

mar. 4/296:50 pmBWI - BSL

2 stops18h 10mMultiple Airlines

Deal found 4/16

$789

jue. 4/2412:15 pmBSL - BWI

2 stops16h 04mAmerican Airlines

mar. 4/299:20 pmBWI - BSL

1 stop11h 45mAmerican Airlines

Deal found 4/16

$974

sáb. 4/269:45 amBSL - IAD

1 stop11h 15mUnited Airlines

sáb. 5/310:20 pmIAD - BSL

1 stop15h 15mUnited Airlines

Deal found 4/16

$704

One-way flights from Basel to Washington, D.C.
Search for one-way flight options from Basel to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated abril 17, 2025.

dom. 8/109:35 pmBSL - BWI

3 stops31h 52mMultiple Airlines

Deal found 4/16

$546

dom. 8/107:05 amBSL - IAD

1 stop19h 10mBritish Airways

Deal found 4/16

$574

dom. 8/107:05 amBSL - DCA

2 stops15h 19mBritish Airways

Deal found 4/17

$584

dom. 8/107:05 amBSL - BWI

1 stop18h 30mBritish Airways

Deal found 4/16

$629

dom. 8/1011:30 amBSL - IAD

2 stops14h 30mLufthansa

Deal found 4/15

$668

sáb. 8/210:10 amBSL - IAD

1 stop12h 10mDelta

Deal found 4/16

$735

sáb. 7/1210:15 amBSL - DCA

2 stops19h 15mDelta

Deal found 4/16

$735

dom. 8/1010:15 amBSL - BWI

2 stops17h 28mDelta

Deal found 4/16

$735

jue. 7/176:10 amBSL - IAD

1 stop15h 45mMultiple Airlines

Deal found 4/17

$765

sáb. 8/26:35 amBSL - IAD

2 stops19h 01mAmerican Airlines

Deal found 4/16

$781

dom. 5/1811:30 amBSL - BWI

2 stops28h 24mUnited Airlines

Deal found 4/16

$1,466

Cheapflights Fare Finder

Use the filters below to find and compare flights from Basel EuroAirport Swiss to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BaselWashington, D.C.

BSL - IAD

BSLIAD

Basel EuroAirport Swiss

jue. 6/19

6:10 am-8:10 pm

1 stop20h 00m

Washington, D.C. Dulles Intl

sáb. 7/12

10:45 pm-10:50 pm

1 stop18h 05m

$453

BaselWashington, D.C.

BSL - DCA

BSLDCA

Basel EuroAirport Swiss

sáb. 5/17

6:35 am-6:12 pm

2 stops17h 37m

Washington, D.C. Reagan-National

lun. 5/26

7:50 pm-7:00 pm

2 stops17h 10m

$495

BaselBaltimore

BSL - BWI

BSLBWI

Basel EuroAirport Swiss

sáb. 5/17

6:35 am-4:37 pm

2 stops16h 02m

Baltimore/Washington

sáb. 5/24

9:20 pm-10:50 pm

1 stop19h 30m

$495

BaselWashington, D.C.

BSL - DCA

BSLDCA

Basel EuroAirport Swiss

sáb. 5/17

6:35 am-6:12 pm

2 stops17h 37m

Washington, D.C. Reagan-National

vie. 5/23

10:00 pm-10:50 pm

2 stops18h 50m

$527

BaselWashington, D.C.

BSL - IAD

BSLIAD

Basel EuroAirport Swiss

dom. 5/18

8:30 am-3:50 pm

1 stop13h 20m

Washington, D.C. Dulles Intl

dom. 5/25

10:20 pm-7:35 pm

1 stop15h 15m

$531

BaselWashington, D.C.

BSL - IAD

BSLIAD

Basel EuroAirport Swiss

dom. 8/3

7:05 am-3:55 pm

1 stop14h 50m

Washington, D.C. Dulles Intl

dom. 8/31

10:40 pm-10:50 pm

1 stop18h 10m

$554

BaselBaltimore

BSL - BWI

BSLBWI

Basel EuroAirport Swiss

jue. 7/31

6:10 am-7:35 pm

1 stop19h 25m

Baltimore/Washington

mar. 8/12

11:27 am-10:55 am

2 stops17h 28m

$554

BaselWashington, D.C.

BSL - IAD

BSLIAD

Basel EuroAirport Swiss

jue. 6/19

6:15 am-4:44 pm

2 stops16h 29m

Washington, D.C. Dulles Intl

sáb. 7/12

5:00 pm-2:50 pm

2 stops15h 50m

$561

BaselWashington, D.C.

BSL - DCA

BSLDCA

Basel EuroAirport Swiss

vie. 8/1

2:25 pm-11:28 pm

2 stops15h 03m

Washington, D.C. Reagan-National

vie. 8/15

5:00 pm-1:50 pm

2 stops14h 50m

$679

BaselWashington, D.C.

BSL - DCA

BSLDCA

Basel EuroAirport Swiss

dom. 5/18

10:10 am-9:20 pm

2 stops17h 10m

Washington, D.C. Reagan-National

sáb. 5/24

11:00 am-1:50 pm

2 stops20h 50m

$694

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Showing 1-10 of 28 results

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

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Basel 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 Basel EuroAirport Swiss to Washington, D.C.

Rainfall in Washington, D.C. by month

In terms of precipitation, rainfall in Washington, D.C. ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. when rainfall is around 2.6 in.

Temperature in Washington, D.C. by month

If weather is an important factor for your trip to Washington, D.C., 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Washington, D.C.

Read through reviews of airlines operating flights from Basel to Washington, D.C., such as Delta, KLM and United Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,917 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

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

Delta

8.0

Very good

7,917 reviews

Delta

8.0

Very good

7,917 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

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

KLM

7.8

Good

1,329 reviews

Delta

8.0

Very good

7,917 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

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

United Airlines

7.4

Good

8,667 reviews

Delta

8.0

Very good

7,917 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

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

Turkish Airlines

7.3

Good

3,769 reviews

Delta

8.0

Very good

7,917 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

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

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,917 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

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

Related info for your journey

What airport do you fly from for flights from Basel to Washington, D.C.?
Located just 3.6 mi from the city center, Basel EuroAirport Swiss is the airport most travelers will use when flying to Washington, D.C. from Basel. Booking flights from EuroAirport Swiss (BSL) to Washington, D.C. should be relatively easy as there are 0 daily outbound flights to Washington, D.C. from 0 different airlines.
What are the cheapest airlines flying from Basel EuroAirport Swiss to Washington, D.C. round-trip?
Cheapflights users have booked flights from Basel EuroAirport Swiss to Washington, D.C. round-trip from $453. Other airlines that can offer you cheap pricing are American Airlines, from $527, and Lufthansa, from $531. Users have found that British Airways is 25% cheaper than the other options available to this destination.
What are the cheapest airlines to fly from Basel EuroAirport Swiss to Washington, D.C. one-way?
The cheapest airline one-way is British Airways, with whom users have recently found tickets for as low as $574. However, be on the lookout for offers from Lufthansa and Delta, as they are both options that can get you from Basel EuroAirport Swiss to Washington, D.C. for a low price.
What are the most popular routes from Basel EuroAirport Swiss to Washington, D.C.?
While some choose either Basel EuroAirport Swiss - Washington, D.C. Reagan-National or Basel EuroAirport Swiss - Baltimore/Washington, Basel EuroAirport Swiss - Washington, D.C. Dulles Intl is the most popular route from Basel EuroAirport Swiss to Washington, D.C..
Can I find deals for flights from Basel to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on Basel to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Basel to Washington, D.C.?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Basel to Washington, D.C..
Can I find deals for business class flights from Basel to Washington, D.C.?
Yes. Cheapflights offers flight deals from Basel to Washington, D.C. 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 Basel EuroAirport Swiss to Washington, D.C.?
Currently, August is the cheapest month in which you can book a flight from Basel EuroAirport Swiss to Washington, D.C. (average of $309). Flying from Basel EuroAirport Swiss to Washington, D.C. in June is currently the most expensive (average of $383). 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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Rockville

Fredericksburg

Gaithersburg

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Laurel

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Bowie

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Oxon Hill

Reston

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$452+ Cheap flights from Basel EuroAirport Swiss (BSL) to Washington, D.C. (WAS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/24. Fares are subject to change and may not be available on all flights or dates of travel.

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

Cheapest flights from Basel to Washington, D.C.Explore the most affordable flight options available from Basel to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 17, 2025.

Explore the most affordable flight options available from Basel to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 17, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Basel EuroAirport Swiss to Washington, D.C. that are best for you.

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

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Basel with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Basel EuroAirport Swiss to Washington, D.C.

Rainfall in Washington, D.C. by month

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

Temperature in Washington, D.C. by month

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

Reviews of airlines servicing Washington, D.C.

Read through reviews of airlines operating flights from Basel to Washington, D.C., such as Delta, KLM and United Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

What are the cheapest airlines flying from Basel EuroAirport Swiss to Washington, D.C. round-trip?

What are the cheapest airlines to fly from Basel EuroAirport Swiss to Washington, D.C. one-way?

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

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

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

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

What is the cheapest month to book a flight from Basel EuroAirport Swiss to Washington, D.C.?

Traveling to a place near Basel EuroAirport Swiss?

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Cheapest flights from Basel to Washington, D.C.
Explore the most affordable flight options available from Basel to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 17, 2025.