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Dulles Intl

$454+ Cheap flights from Basel EuroAirport Swiss (BSL) to Dulles Intl (IAD)

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 4/16. Fares are subject to change and may not be available on all flights or dates of travel.
BSL — IAD
Jan 21 — Jan 281
Tue 1/21
Tue 1/28
1 adult, Economy
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Cheap flight deals from Basel to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Basel (BSL) to Dulles Intl (IAD). 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 January 16, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$454
(Flightnetwork)

Popular in

August

Cheapest in

January

Average price

$429
Provider with most accurate pricing for Basel EuroAirport Swiss-Washington, D.C. Dulles Intl flight deals.
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Provider most trusted by Cheapflights users for Basel EuroAirport Swiss-Washington, D.C. Dulles Intl flights.
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From Basel EuroAirport Swiss to Washington, D.C. Dulles Intl
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High demand for flights, 26% potential price rise
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Best time to find cheap flights, 7% potential price drop
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Average for round-trip flights in January 2025
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Find flight deals from Basel to Dulles Intl

Cheapest flights from Basel to Dulles Intl
Explore the most affordable flight options available from Basel to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 16, 2025.

This Flightnetwork deal was found by Cheapflights users on 1/15. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1611:50 amBSL - IAD
1 stop14h 20mBritish Airways
Mon 4/217:25 pmIAD - BSL
1 stop16h 55mBritish Airways
Deal found 1/15$454
This American Airlines deal was found by Cheapflights users on 1/16. 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.
Wed 2/126:15 amBSL - IAD
1 stop15h 20mAmerican Airlines
Fri 2/289:55 pmIAD - BSL
1 stop17h 35mAmerican Airlines
Deal found 1/16$457
This KLM deal was found by Cheapflights users on 1/15. 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 2/146:05 amBSL - IAD
1 stop15h 40mKLM
Fri 2/215:35 pmIAD - BSL
1 stop11h 05mKLM
Deal found 1/15$493
This Expedia deal was found by Cheapflights users on 1/15. 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.
Wed 4/161:50 pmBSL - IAD
1 stop11h 25mAir France
Mon 4/219:20 pmIAD - BSL
2 stops14h 30mAir France
Deal found 1/15$523
This Delta deal was found by Cheapflights users on 1/15. 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.
Thu 4/241:50 pmBSL - IAD
2 stops16h 19mDelta
Wed 5/75:25 pmIAD - BSL
2 stops13h 45mDelta
Deal found 1/15$527
This United Airlines deal was found by Cheapflights users on 1/16. 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.
Thu 2/66:50 amBSL - IAD
2 stops14h 23mUnited Airlines
Thu 2/138:15 amIAD - BSL
2 stops22h 10mUnited Airlines
Deal found 1/16$540
This KLM deal was found by Cheapflights users on 1/16. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2210:10 amBSL - IAD
1 stop15h 05mMultiple Airlines
Sun 8/315:25 pmIAD - BSL
1 stop10h 10mMultiple Airlines
Deal found 1/16$541
This Air Canada deal was found by Cheapflights users on 1/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/246:05 amBSL - IAD
2 stops15h 08mAir Canada
Wed 5/73:30 pmIAD - BSL
2 stops16h 10mAir Canada
Deal found 1/16$559
This Lufthansa deal was found by Cheapflights users on 1/15. 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.
Thu 4/176:05 amBSL - IAD
2 stops14h 40mLufthansa
Tue 4/296:30 pmIAD - BSL
2 stops13h 10mLufthansa
Deal found 1/15$703
This Expedia deal was found by Cheapflights users on 1/15. 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.
Mon 10/136:55 pmBSL - IAD
1 stop21h 55mTurkish Airlines
Sat 10/1812:35 pmIAD - BSL
1 stop15h 05mTurkish Airlines
Deal found 1/15$704
This Booking.com deal was found by Cheapflights users on 1/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/226:20 amBSL - IAD
2 stops15h 55mSWISS
Sun 8/318:45 pmIAD - BSL
2 stops17h 00mSWISS
Deal found 1/16$806
This Booking.com deal was found by Cheapflights users on 1/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/2810:10 amBSL - IAD
2 stops16h 05mAustrian Airlines
Sat 2/110:15 pmIAD - BSL
2 stops15h 30mAustrian Airlines
Deal found 1/16$1,335

Find flights from Basel to Dulles Intl within your budget

Customize your flight search to find flights from Basel to Dulles Intl 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 January 16, 2025.

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Fly to

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Route

Depart

Return

Price

BaselWashington, D.C.

BSL - IAD

BSLIAD

Basel EuroAirport Swiss

Wed 4/16

11:50 am-8:10 pm

1 stop14h 20m

Washington, D.C. Dulles Intl

Mon 4/21

7:25 pm-6:20 pm

1 stop16h 55m

$454

BaselWashington, D.C.

BSL - IAD

BSLIAD

Basel EuroAirport Swiss

Wed 2/12

6:15 am-3:35 pm

1 stop15h 20m

Washington, D.C. Dulles Intl

Fri 2/28

9:55 pm-9:30 pm

1 stop17h 35m

$457

BaselWashington, D.C.

BSL - IAD

BSLIAD

Basel EuroAirport Swiss

Fri 2/14

6:05 am-3:45 pm

1 stop15h 40m

Washington, D.C. Dulles Intl

Fri 2/21

5:35 pm-10:40 am

1 stop11h 05m

$493

BaselWashington, D.C.

BSL - IAD

BSLIAD

Basel EuroAirport Swiss

Wed 4/16

1:50 pm-7:15 pm

1 stop11h 25m

Washington, D.C. Dulles Intl

Mon 4/21

9:20 pm-5:50 pm

2 stops14h 30m

$523

BaselWashington, D.C.

BSL - IAD

BSLIAD

Basel EuroAirport Swiss

Thu 4/24

1:50 pm-12:09 am

2 stops16h 19m

Washington, D.C. Dulles Intl

Wed 5/7

5:25 pm-1:10 pm

2 stops13h 45m

$527

BaselWashington, D.C.

BSL - IAD

BSLIAD

Basel EuroAirport Swiss

Thu 2/6

6:50 am-3:13 pm

2 stops14h 23m

Washington, D.C. Dulles Intl

Thu 2/13

5:35 pm-12:25 pm

1 stop12h 50m

$540

BaselWashington, D.C.

BSL - IAD

BSLIAD

Basel EuroAirport Swiss

Thu 4/24

6:05 am-3:13 pm

2 stops15h 08m

Washington, D.C. Dulles Intl

Wed 5/7

3:30 pm-1:40 pm

2 stops16h 10m

$559

BaselWashington, D.C.

BSL - IAD

BSLIAD

Basel EuroAirport Swiss

Tue 1/28

6:05 am-5:16 pm

2 stops17h 11m

Washington, D.C. Dulles Intl

Sun 2/2

5:35 pm-10:05 pm

1 stop22h 30m

$635

BaselWashington, D.C.

BSL - IAD

BSLIAD

Basel EuroAirport Swiss

Thu 4/17

6:05 am-2:45 pm

2 stops14h 40m

Washington, D.C. Dulles Intl

Tue 4/29

6:30 pm-1:40 pm

2 stops13h 10m

$703

BaselWashington, D.C.

BSL - IAD

BSLIAD

Basel EuroAirport Swiss

Tue 1/28

11:00 am-11:35 am

1 stop30h 35m

Washington, D.C. Dulles Intl

Sat 2/1

9:25 pm-10:05 am

1 stop30h 40m

$719

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/15

Showing 1-10 of 14 results
1
2
  • Most accurate provider: When it comes to deals on Basel EuroAirport Swiss-Washington, D.C. Dulles Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Basel EuroAirport Swiss-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Basel EuroAirport Swiss-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Basel EuroAirport Swiss-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust eDreams the most. eDreams 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 Basel EuroAirport Swiss-Washington, D.C. Dulles Intl Airport 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 Basel to Dulles Intl

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

Travel insights for flights from Basel to Dulles Intl

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

Rainfall in Dulles Intl by month

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

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

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

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, 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 Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated January 16, 2025.
Delta
8.0
Very good
8,511 reviews

Crew

8.6

Comfort

8.0

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

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

Delta
8.0
Very good
8,511 reviews
Delta
8.0
Very good
8,511 reviews

Crew

8.6

Comfort

8.0

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

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

KLM
7.8
Good
1,339 reviews
Delta
8.0
Very good
8,511 reviews

Crew

8.6

Comfort

8.0

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

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

Austrian Airlines
7.6
Good
786 reviews
Delta
8.0
Very good
8,511 reviews

Crew

8.6

Comfort

8.0

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

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

Air France
7.4
Good
1,487 reviews
Delta
8.0
Very good
8,511 reviews

Crew

8.6

Comfort

8.0

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

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

United Airlines
7.4
Good
8,965 reviews
Delta
8.0
Very good
8,511 reviews

Crew

8.6

Comfort

8.0

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

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

Related info for your journey

Find useful and relevant information for your journey from Basel to Dulles Intl. 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. Dulles Intl?

    Most people fly from Basel EuroAirport Swiss (BSL) if they book a flight from Basel to Washington, D.C. Dulles Intl. On average, EuroAirport Swiss has 0 outbound flights to Washington, D.C. Dulles Intl per day from 0 airlines. Basel EuroAirport Swiss is conveniently located just 3.6 mi from Basel’s city center.

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

    Flying on British Airways is currently your cheapest option to Washington, D.C. Dulles Intl Airport, with prices starting at $454. Additional round-trip tickets that might be worth considering are offered by American Airlines and KLM, with the lowest prices starting at $457 and $493, respectively. British Airways is priced at 27% lower than the current average price of a flight leaving 3 months from now.

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

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

  • How can I find direct flights from Basel to Dulles Intl?

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

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

    Yes. Cheapflights offers flight deals from Basel to Dulles Intl 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. Dulles Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Basel EuroAirport Swiss to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Basel EuroAirport Swiss to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $389). 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

Traveling to a place near Basel EuroAirport Swiss?

Book flights to Basel EuroAirport Swiss if you plan to visit one of these locations
Fairfax
Arlington
Alexandria
Springfield
Silver Spring
Rockville
Tysons
Gaithersburg
Fredericksburg
Linthicum Heights
Laurel
Falls Church
Greenbelt
Sterling
Easton
Oxon Hill
Herndon
Woodbridge
Bowie
Reston

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Alternative routes for Basel to Dulles Intl

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