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 $426. Other airlines that can offer you cheap pricing are American Airlines, from $433, and Lufthansa, from $490. Users have found that British Airways is 30% cheaper than the other options available to this destination.

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 $385). 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 - Baltimore/Washington or Basel EuroAirport Swiss - Washington, D.C. Reagan-National, 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 $620. 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.

$418+ 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	$418 (Finnair)
Popular in	August
Cheapest in	February
Average price	$515

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

Search Deals

Highest demand for flights based on searches. 10% potential increase in price ($69 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average RT price).

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Average for round-trip flights in March 2025

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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 marzo 28, 2025.

jue. 4/246:10 amBSL - IAD

1 stop20h 00mMultiple Airlines

mié. 5/710:40 pmIAD - BSL

1 stop14h 20mMultiple Airlines

Deal found 3/27

$418

mié. 4/306:40 amBSL - BWI

1 stop18h 55mMultiple Airlines

mar. 5/69:20 pmBWI - BSL

1 stop15h 10mMultiple Airlines

Deal found 3/27

$418

jue. 4/1012:15 pmBSL - IAD

1 stop13h 55mBritish Airways

sáb. 4/195:40 pmIAD - BSL

1 stop18h 45mBritish Airways

Deal found 3/27

$426

jue. 4/1011:40 amBSL - BWI

1 stop13h 55mBritish Airways

sáb. 4/199:20 pmBWI - BSL

1 stop15h 05mBritish Airways

Deal found 3/28

$429

jue. 4/246:10 amBSL - DCA

2 stops15h 46mAmerican Airlines

mié. 5/71:15 pmDCA - BSL

2 stops23h 45mAmerican Airlines

Deal found 3/27

$433

jue. 4/246:10 amBSL - IAD

2 stops16h 12mAmerican Airlines

mié. 5/710:40 pmIAD - BSL

1 stop18h 00mAmerican Airlines

Deal found 3/27

$437

vie. 6/2011:25 amBSL - DCA

2 stops17h 42mBritish Airways

jue. 6/262:54 pmDCA - BSL

2 stops22h 11mBritish Airways

Deal found 3/27

$466

sáb. 6/219:45 amBSL - IAD

1 stop15h 40mLufthansa

jue. 6/2610:20 pmIAD - BSL

1 stop15h 15mLufthansa

Deal found 3/27

$490

jue. 4/109:45 amBSL - IAD

2 stops36h 44mUnited Airlines

sáb. 4/198:15 amIAD - BSL

2 stops29h 20mUnited Airlines

Deal found 3/27

$496

jue. 4/106:15 amBSL - IAD

1 stop15h 20mDelta

jue. 4/245:25 pmIAD - BSL

1 stop10h 10mDelta

Deal found 3/27

$497

jue. 4/1012:15 pmBSL - BWI

2 stops16h 04mAmerican Airlines

jue. 4/179:20 pmBWI - BSL

1 stop19h 30mAmerican Airlines

Deal found 3/27

$549

mié. 4/301:00 pmBSL - DCA

2 stops15h 28mMultiple Airlines

mar. 5/64:35 pmDCA - BSL

2 stops13h 50mMultiple Airlines

Deal found 3/27

$582

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 marzo 28, 2025.

jue. 4/246:10 amBSL - IAD

1 stop20h 00mMultiple Airlines

mié. 5/710:40 pmIAD - BSL

1 stop14h 20mMultiple Airlines

Deal found 3/27

$418

jue. 4/1012:15 pmBSL - IAD

1 stop13h 55mBritish Airways

sáb. 4/195:40 pmIAD - BSL

1 stop18h 45mBritish Airways

Deal found 3/27

$426

jue. 4/246:10 amBSL - DCA

2 stops15h 46mAmerican Airlines

mié. 5/71:15 pmDCA - BSL

2 stops23h 45mAmerican Airlines

Deal found 3/27

$433

sáb. 6/219:45 amBSL - IAD

1 stop15h 40mLufthansa

jue. 6/2610:20 pmIAD - BSL

1 stop15h 15mLufthansa

Deal found 3/27

$490

jue. 4/109:45 amBSL - IAD

2 stops36h 44mUnited Airlines

sáb. 4/198:15 amIAD - BSL

2 stops29h 20mUnited Airlines

Deal found 3/27

$496

jue. 4/106:15 amBSL - IAD

1 stop15h 20mDelta

jue. 4/245:25 pmIAD - BSL

1 stop10h 10mDelta

Deal found 3/27

$497

vie. 6/202:25 pmBSL - DCA

2 stops15h 08mKLM

vie. 6/277:55 pmDCA - BSL

2 stops15h 55mKLM

Deal found 3/27

$595

mié. 4/306:40 amBSL - BWI

1 stop18h 55mMultiple Airlines

mar. 5/69:20 pmBWI - BSL

1 stop15h 10mMultiple Airlines

Deal found 3/27

$418

jue. 4/1011:40 amBSL - BWI

1 stop13h 55mBritish Airways

sáb. 4/199:20 pmBWI - BSL

1 stop15h 05mBritish Airways

Deal found 3/28

$429

jue. 4/246:10 amBSL - IAD

2 stops16h 12mAmerican Airlines

mié. 5/710:40 pmIAD - BSL

1 stop18h 00mAmerican Airlines

Deal found 3/27

$437

vie. 6/2011:25 amBSL - DCA

2 stops17h 42mBritish Airways

jue. 6/262:54 pmDCA - BSL

2 stops22h 11mBritish Airways

Deal found 3/27

$466

jue. 4/1012:15 pmBSL - BWI

2 stops16h 04mAmerican Airlines

jue. 4/179:20 pmBWI - BSL

1 stop19h 30mAmerican Airlines

Deal found 3/27

$549

Last-minute flights from Basel to Washington, D.C.
Discover last-minute flight deals from Basel to Washington, D.C.. Data last updated marzo 28, 2025 and is based on user searches.

jue. 4/1012:15 pmBSL - IAD

1 stop13h 55mBritish Airways

sáb. 4/195:40 pmIAD - BSL

1 stop18h 45mBritish Airways

Deal found 3/27

$426

jue. 4/1011:40 amBSL - BWI

1 stop13h 55mBritish Airways

sáb. 4/199:20 pmBWI - BSL

1 stop15h 05mBritish Airways

Deal found 3/28

$429

jue. 4/109:45 amBSL - IAD

2 stops36h 44mUnited Airlines

sáb. 4/198:15 amIAD - BSL

2 stops29h 20mUnited Airlines

Deal found 3/27

$496

jue. 4/106:15 amBSL - IAD

1 stop15h 20mDelta

jue. 4/245:25 pmIAD - BSL

1 stop10h 10mDelta

Deal found 3/27

$497

jue. 4/1012:15 pmBSL - BWI

2 stops16h 04mAmerican Airlines

jue. 4/179:20 pmBWI - BSL

1 stop19h 30mAmerican Airlines

Deal found 3/27

$549

jue. 4/101:00 pmBSL - DCA

2 stops15h 35mUnited Airlines

sáb. 4/193:01 pmDCA - BSL

2 stops15h 24mUnited Airlines

Deal found 3/28

$731

sáb. 4/122:20 pmBSL - IAD

2 stops29h 55mLufthansa

vie. 4/2511:05 pmIAD - BSL

2 stops32h 35mLufthansa

Deal found 3/27

$673

jue. 4/246:10 amBSL - IAD

1 stop20h 00mMultiple Airlines

mié. 5/710:40 pmIAD - BSL

1 stop14h 20mMultiple Airlines

Deal found 3/27

$418

jue. 4/246:10 amBSL - DCA

2 stops15h 46mAmerican Airlines

mié. 5/71:15 pmDCA - BSL

2 stops23h 45mAmerican Airlines

Deal found 3/27

$433

jue. 4/246:10 amBSL - IAD

2 stops16h 12mAmerican Airlines

mié. 5/710:40 pmIAD - BSL

1 stop18h 00mAmerican Airlines

Deal found 3/27

$437

mié. 4/306:40 amBSL - BWI

1 stop18h 55mMultiple Airlines

mar. 5/69:20 pmBWI - BSL

1 stop15h 10mMultiple Airlines

Deal found 3/27

$418

mié. 4/301:00 pmBSL - DCA

2 stops15h 28mMultiple Airlines

mar. 5/64:35 pmDCA - BSL

2 stops13h 50mMultiple Airlines

Deal found 3/27

$582

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 marzo 28, 2025.

dom. 8/107:05 amBSL - IAD

1 stop19h 10mBritish Airways

Deal found 3/27

$644

sáb. 8/26:35 amBSL - IAD

1 stop15h 15mMultiple Airlines

Deal found 3/27

$771

dom. 8/1010:15 amBSL - BWI

2 stops18h 29mDelta

Deal found 3/27

$799

dom. 8/106:15 amBSL - IAD

2 stops17h 43mDelta

Deal found 3/27

$920

dom. 8/1011:05 amBSL - BWI

1 stop14h 30mBritish Airways

Deal found 3/27

$960

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. 4/24

6:10 am-8:10 pm

1 stop20h 00m

Washington, D.C. Dulles Intl

mié. 5/7

10:40 pm-7:00 pm

1 stop14h 20m

$418

BaselBaltimore

BSL - BWI

BSLBWI

Basel EuroAirport Swiss

mié. 4/30

6:40 am-7:35 pm

1 stop18h 55m

Baltimore/Washington

mar. 5/6

9:20 pm-6:30 pm

1 stop15h 10m

$418

BaselWashington, D.C.

BSL - IAD

BSLIAD

Basel EuroAirport Swiss

jue. 4/10

12:15 pm-8:10 pm

1 stop13h 55m

Washington, D.C. Dulles Intl

sáb. 4/19

5:40 pm-6:25 pm

1 stop18h 45m

$426

BaselBaltimore

BSL - BWI

BSLBWI

Basel EuroAirport Swiss

jue. 4/10

11:40 am-7:35 pm

1 stop13h 55m

Baltimore/Washington

sáb. 4/19

9:20 pm-6:25 pm

1 stop15h 05m

$429

BaselWashington, D.C.

BSL - DCA

BSLDCA

Basel EuroAirport Swiss

jue. 4/24

6:10 am-3:56 pm

2 stops15h 46m

Washington, D.C. Reagan-National

mié. 5/7

1:15 pm-7:00 pm

2 stops23h 45m

$433

BaselWashington, D.C.

BSL - IAD

BSLIAD

Basel EuroAirport Swiss

jue. 4/24

6:10 am-4:22 pm

2 stops16h 12m

Washington, D.C. Dulles Intl

mié. 5/7

10:40 pm-10:40 pm

1 stop18h 00m

$437

BaselWashington, D.C.

BSL - DCA

BSLDCA

Basel EuroAirport Swiss

vie. 6/20

11:25 am-11:07 pm

2 stops17h 42m

Washington, D.C. Reagan-National

jue. 6/26

2:54 pm-7:05 pm

2 stops22h 11m

$466

BaselWashington, D.C.

BSL - IAD

BSLIAD

Basel EuroAirport Swiss

sáb. 6/21

9:45 am-7:25 pm

1 stop15h 40m

Washington, D.C. Dulles Intl

jue. 6/26

10:20 pm-7:35 pm

1 stop15h 15m

$490

BaselWashington, D.C.

BSL - IAD

BSLIAD

Basel EuroAirport Swiss

jue. 4/10

9:45 am-4:29 pm

2 stops36h 44m

Washington, D.C. Dulles Intl

sáb. 4/19

8:15 am-7:35 pm

2 stops29h 20m

$496

BaselWashington, D.C.

BSL - IAD

BSLIAD

Basel EuroAirport Swiss

jue. 4/10

6:15 am-3:35 pm

1 stop15h 20m

Washington, D.C. Dulles Intl

jue. 4/24

5:25 pm-9:35 am

1 stop10h 10m

$497

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 22 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

7,896 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

7,896 reviews

Delta

8.0

Very good

7,896 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

1,321 reviews

Delta

8.0

Very good

7,896 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

8,603 reviews

Delta

8.0

Very good

7,896 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

3,744 reviews

Delta

8.0

Very good

7,896 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

7,896 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 $426. Other airlines that can offer you cheap pricing are American Airlines, from $433, and Lufthansa, from $490. Users have found that British Airways is 30% cheaper than the other options available to this destination.
What are the most popular routes from Basel EuroAirport Swiss to Washington, D.C.?
While some choose either Basel EuroAirport Swiss - Baltimore/Washington or Basel EuroAirport Swiss - Washington, D.C. Reagan-National, 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 $385). 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

Arlington

Alexandria

Fairfax

Tysons

Springfield

Rockville

Woodbridge

Gaithersburg

Fredericksburg

Linthicum Heights

Silver Spring

Falls Church

Laurel

Easton

Herndon

Bowie

Gettysburg

National Harbor

Oxon Hill

Reston

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$418+ 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.

Find cheap flights from Basel to Washington, D.C. with Cheapflights

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

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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 marzo 28, 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 marzo 28, 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 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 marzo 28, 2025.