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Lausanne

$336+ Cheap flights from Reagan-National (DCA) to Lausanne, Switzerland

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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — GVA
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Reagan-National to Lausanne

Keep the following information in mind while searching for Reagan-National to Lausanne flight deals. Data was last updated June 12, 2025.

Round-trip from

$659
(Delta)

One-way from

$336
(Mytrip)

Popular in

April

Cheapest in

November

Average price

$1,500
From Washington, D.C. Reagan-National to Lausanne
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One-way flight from Washington, D.C. Reagan-National to Lausanne
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Highest demand for flights based on searches. 19% potential increase in price ($261 potential increase over avg. RT price).
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Cheapest flight prices on average. 10% potential price decrease ($101 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Reagan-National to Lausanne

Cheapest flights from Reagan-National to Lausanne
Explore the most affordable flight options available from Reagan-National to Lausanne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This United Airlines deal was found by Cheapflights users on 6/12. 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.
Fri 12/1212:30 pmDCA - GVA
1 stop12h 55mUnited Airlines
Sat 1/109:10 amGVA - DCA
2 stops17h 28mUnited Airlines
Deal found 6/12$656
This Air Canada deal was found by Cheapflights users on 6/12. 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.
Tue 12/94:00 pmDCA - GVA
1 stop12h 00mAir Canada
Mon 12/299:20 amGVA - DCA
2 stops14h 47mAir Canada
Deal found 6/12$658
This Delta deal was found by Cheapflights users on 6/12. 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.
Wed 9/31:55 pmDCA - GVA
2 stops12h 25mDelta
Mon 9/812:45 pmGVA - DCA
1 stop16h 56mDelta
Deal found 6/12$659
This Iberia deal was found by Cheapflights users on 6/12. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/46:00 pmDCA - GVA
2 stops22h 20mIberia
Wed 9/107:00 amGVA - DCA
2 stops22h 07mIberia
Deal found 6/12$660
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Thu 8/285:30 pmDCA - GVA
2 stops12h 40mAmerican Airlines
Tue 9/910:05 amGVA - DCA
2 stops16h 10mAmerican Airlines
Deal found 6/11$691
This oojo deal was found by Cheapflights users on 6/12. 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.
Mon 9/16:05 amDCA - GVA
2 stops46h 15mScandinavian Airlines
Thu 9/118:10 pmGVA - DCA
2 stops33h 19mScandinavian Airlines
Deal found 6/12$696
This CheapOair deal was found by Cheapflights users on 6/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/72:54 pmDCA - GVA
2 stops25h 46mBritish Airways
Sat 8/237:20 amGVA - DCA
2 stops21h 58mBritish Airways
Deal found 6/10$710
This Booking.com deal was found by Cheapflights users on 6/9. 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 8/2211:00 amDCA - GVA
2 stops17h 40mMultiple Airlines
Mon 9/19:15 pmGVA - DCA
2 stops24h 36mMultiple Airlines
Deal found 6/9$773
This Finnair deal was found by Cheapflights users on 6/9. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/57:06 pmDCA - GVA
2 stops17h 04mFinnair
Fri 8/2910:50 amGVA - DCA
2 stops18h 28mFinnair
Deal found 6/9$811
This oojo deal was found by Cheapflights users on 6/11. 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 7/84:51 pmDCA - GVA
2 stops35h 54mITA Airways
Thu 7/2411:40 amGVA - DCA
2 stops17h 55mITA Airways
Deal found 6/11$821

Cheapflights Fare Finder

Customize your flight search to find flights from Reagan-National to Lausanne 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 June 12, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Lausanne that are best for you.

Fly from

Reagan-National

Fly to

Lausanne

Route

Depart

Return

Price

Washington, D.C.Geneva

DCA - GVA

DCAGVA

Washington, D.C. Reagan-National

Tue 12/9

4:00 pm-10:00 am

1 stop12h 00m

Geneva Geneve-Cointrin

Mon 12/29

9:20 am-6:07 pm

2 stops14h 47m

$658

Washington, D.C.Geneva

DCA - GVA

DCAGVA

Washington, D.C. Reagan-National

Wed 9/3

1:55 pm-8:20 am

2 stops12h 25m

Geneva Geneve-Cointrin

Mon 9/8

12:45 pm-11:41 pm

1 stop16h 56m

$659

Washington, D.C.Geneva

DCA - GVA

DCAGVA

Washington, D.C. Reagan-National

Thu 9/4

6:00 pm-10:20 pm

2 stops22h 20m

Geneva Geneve-Cointrin

Wed 9/10

7:00 am-11:07 pm

2 stops22h 07m

$660

Washington, D.C.Geneva

DCA - GVA

DCAGVA

Washington, D.C. Reagan-National

Mon 9/15

4:35 pm-9:35 am

2 stops35h 00m

Geneva Geneve-Cointrin

Sun 9/21

9:20 am-3:22 pm

1 stop12h 02m

$669

Washington, D.C.Geneva

DCA - GVA

DCAGVA

Washington, D.C. Reagan-National

Thu 8/28

5:30 pm-12:10 pm

2 stops12h 40m

Geneva Geneve-Cointrin

Tue 9/9

10:05 am-8:15 pm

2 stops16h 10m

$691

Washington, D.C.Geneva

DCA - GVA

DCAGVA

Washington, D.C. Reagan-National

Mon 9/1

6:05 am-10:20 am

2 stops46h 15m

Geneva Geneve-Cointrin

Thu 9/11

8:10 pm-11:29 pm

2 stops33h 19m

$696

Washington, D.C.Geneva

DCA - GVA

DCAGVA

Washington, D.C. Reagan-National

Thu 8/7

2:54 pm-10:40 pm

2 stops25h 46m

Geneva Geneve-Cointrin

Sat 8/23

7:20 am-11:18 pm

2 stops21h 58m

$710

Washington, D.C.Geneva

DCA - GVA

DCAGVA

Washington, D.C. Reagan-National

Fri 8/22

11:00 am-10:40 am

2 stops17h 40m

Geneva Geneve-Cointrin

Mon 9/1

9:15 pm-3:51 pm

2 stops24h 36m

$773

Washington, D.C.Geneva

DCA - GVA

DCAGVA

Washington, D.C. Reagan-National

Tue 8/5

7:06 pm-6:10 pm

2 stops17h 04m

Geneva Geneve-Cointrin

Fri 8/29

10:50 am-11:18 pm

2 stops18h 28m

$811

Washington, D.C.Geneva

DCA - GVA

DCAGVA

Washington, D.C. Reagan-National

Tue 7/8

4:51 pm-10:45 am

2 stops35h 54m

Geneva Geneve-Cointrin

Thu 7/24

11:40 am-11:35 pm

2 stops17h 55m

$821

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 19 results
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Best time to book a flight from Reagan-National to Lausanne

Have a flexible travel schedule? Discover the best time to fly to Lausanne 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 Lausanne

What is the cheapest time of day to fly from DCA to LS9?

Find hourly flight availability from Reagan-National to Lausanne. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Reagan-National Airport to Lausanne as you normally would.

Rainfall in Lausanne by month

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

In terms of precipitation, rainfall in Lausanne ranges from 2.7 - 4.1 inches per month. October is typically the wettest month, when rainfall can reach 4.1 in. February is typically the driest time to visit Lausanne when rainfall is around 2.7 in.

Temperature in Lausanne by month

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

If weather is an important factor for your trip to Lausanne, 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 68.0 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 Lausanne

Get insights into the airlines that provide service to Lausanne. 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 Lausanne. Reviews last updated June 12, 2025.
Get a feel of what it's like to fly with Delta, Finnair and United Airlines from Washington, D.C. to Lausanne by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Scandinavian Airlines
7.3
Good
1,387 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Lausanne. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to Lausanne one-way?

    One-way options have recently been found by users for as low as $396 on Scandinavian Airlines. Other airlines that offer cheap prices include Air Canada from $423 and United Airlines from $444 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Reagan-National to Lausanne 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 Lausanne?

    Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Lausanne (average of $676). Flying from Washington, D.C. Reagan-National Airport to Lausanne in June is currently the most expensive (average of $1,141). 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.

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