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$751+ Cheap flights from Reagan-National (DCA) to Basel EuroAirport Swiss (BSL)

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 11/25. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — BSL
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
1 adult, Economy
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Cheap flight deals from Reagan-National to Basel

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) 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 March 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$846
(American Airlines)

Popular in

January

Cheapest in

September

Average price

$750
Provider with most accurate pricing for Washington, D.C. Reagan-National-Basel EuroAirport Swiss flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Reagan-National-Basel EuroAirport Swiss flights.
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From Washington, D.C. Reagan-National to Basel EuroAirport Swiss
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Highest demand for flights based on searches. 60% potential increase in price ($2,124 potential increase over avg. RT price).
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Cheapest flight prices on average. 43% potential price decrease ($422 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 Reagan-National to Basel

Cheapest flights from Reagan-National to Basel
Explore the most affordable flight options available from Reagan-National to Basel. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

This American Airlines deal was found by Cheapflights users on 3/24. 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 11/256:35 pmDCA - BSL
2 stops14h 25mAmerican Airlines
Thu 12/46:10 amBSL - DCA
2 stops16h 17mAmerican Airlines
Deal found 3/24$751
This Delta deal was found by Cheapflights users on 3/23. 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.
Sun 4/273:25 pmDCA - BSL
2 stops15h 45mDelta
Tue 5/66:15 amBSL - DCA
2 stops18h 44mDelta
Deal found 3/23$856
This United Airlines deal was found by Cheapflights users on 3/23. 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.
Mon 5/191:15 pmDCA - BSL
2 stops13h 55mMultiple Airlines
Thu 6/56:05 amBSL - DCA
2 stops17h 49mMultiple Airlines
Deal found 3/23$860
This Air Canada deal was found by Cheapflights users on 3/23. 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 5/16:00 amDCA - BSL
2 stops22h 55mAir Canada
Tue 5/611:25 amBSL - DCA
2 stops16h 28mAir Canada
Deal found 3/23$885
This United deal was found by Cheapflights users on 3/24. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2410:30 amDCA - BSL
2 stops19h 55mUnited Airlines
Tue 4/299:45 amBSL - DCA
2 stops18h 50mUnited Airlines
Deal found 3/24$908
This British Airways deal was found by Cheapflights users on 3/23. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/182:17 pmDCA - BSL
2 stops14h 43mBritish Airways
Mon 9/86:35 amBSL - DCA
2 stops15h 44mBritish Airways
Deal found 3/23$1,126
This KLM deal was found by Cheapflights users on 3/23. 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.
Tue 4/291:25 pmDCA - BSL
2 stops14h 10mKLM
Sat 5/310:15 amBSL - DCA
2 stops16h 19mKLM
Deal found 3/23$2,046

Cheapflights Fare Finder

Customize your flight search to find flights from Reagan-National 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 March 25, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Basel EuroAirport Swiss that are best for you.

Fly from

Reagan-National

Fly to

Basel

Route

Depart

Return

Price

Washington, D.C.Basel

DCA - BSL

DCABSL

Washington, D.C. Reagan-National

Sun 5/18

3:50 pm-11:20 am

2 stops13h 30m

Basel EuroAirport Swiss

Wed 6/4

11:50 am-10:36 pm

2 stops16h 46m

$846

Washington, D.C.Basel

DCA - BSL

DCABSL

Washington, D.C. Reagan-National

Sun 4/27

3:25 pm-1:10 pm

2 stops15h 45m

Basel EuroAirport Swiss

Tue 5/6

6:15 am-6:59 pm

2 stops18h 44m

$856

Washington, D.C.Basel

DCA - BSL

DCABSL

Washington, D.C. Reagan-National

Mon 5/19

1:15 pm-9:10 am

2 stops13h 55m

Basel EuroAirport Swiss

Thu 6/5

6:05 am-5:54 pm

2 stops17h 49m

$860

Washington, D.C.Basel

DCA - BSL

DCABSL

Washington, D.C. Reagan-National

Thu 5/1

6:00 am-10:55 am

2 stops22h 55m

Basel EuroAirport Swiss

Wed 5/7

11:25 am-9:53 pm

2 stops16h 28m

$885

Washington, D.C.Basel

DCA - BSL

DCABSL

Washington, D.C. Reagan-National

Thu 4/24

10:30 am-12:25 pm

2 stops19h 55m

Basel EuroAirport Swiss

Tue 4/29

9:45 am-10:35 pm

2 stops18h 50m

$908

Washington, D.C.Basel

DCA - BSL

DCABSL

Washington, D.C. Reagan-National

Mon 8/18

2:17 pm-11:00 am

2 stops14h 43m

Basel EuroAirport Swiss

Mon 9/8

6:35 am-4:19 pm

2 stops15h 44m

$1,126

Washington, D.C.Basel

DCA - BSL

DCABSL

Washington, D.C. Reagan-National

Tue 4/29

1:25 pm-9:35 am

2 stops14h 10m

Basel EuroAirport Swiss

Sat 5/3

10:15 am-8:34 pm

2 stops16h 19m

$2,046

Washington, D.C.Basel

DCA - BSL

DCABSL

Washington, D.C. Reagan-National

Fri 8/15

4:13 pm-11:00 am

2 stops12h 47m

$3,562

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

  • Most accurate provider: When it comes to deals on Washington, D.C. Reagan-National Airport-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. Reagan-National Airport-Basel EuroAirport Swiss flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-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. Reagan-National Airport-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. Reagan-National Airport-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 Reagan-National to Basel

Have a flexible travel schedule? Discover the best time to fly to Basel from Reagan-National 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. Reagan-National Airport to Basel EuroAirport Swiss

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 March 25, 2025.
Delta
8.0
Very good
7,890 reviews

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,890 reviews
Delta
8.0
Very good
7,890 reviews

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,318 reviews
Delta
8.0
Very good
7,890 reviews

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,605 reviews
Delta
8.0
Very good
7,890 reviews

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,890 reviews

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Canada
7.0
Good
8,957 reviews
Delta
8.0
Very good
7,890 reviews

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

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 Reagan-National 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. Reagan-National?

    If you book a flight to Basel from Washington, D.C. Reagan-National, you will be flying to EuroAirport Swiss, which is the city’s only airport. Basel EuroAirport Swiss (BSL) is located 3.6 mi from the center of Basel. There are 0 flights from Washington, D.C. Reagan-National to EuroAirport Swiss per day from 0 different airlines.

  • Can I find deals for flights from Reagan-National to Basel that include hotel bookings?

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

  • How can I find direct flights from Reagan-National to Basel?

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

  • Can I find deals for business class flights from Reagan-National to Basel?

    Yes. Cheapflights offers flight deals from Reagan-National 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 Washington, D.C. Reagan-National Airport to Basel EuroAirport Swiss?

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Basel EuroAirport Swiss (average of $545). Flying from Washington, D.C. Reagan-National Airport 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

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