$267+ Cheap flights from Washington, D.C. (WAS) 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 7/14. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Washington, D.C. to Lausanne with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Washington, D.C. to Lausanne are usually found in February or January, booked 83 days in advance, depart on a Sunday or Wednesday and return on a Monday
Cheap flight deals from Washington, D.C. to Lausanne
Keep the following information in mind while searching for Washington, D.C. to Lausanne flight deals. Data was last updated June 26, 2025.
Round-trip from | $471 (oojo) |
|---|---|
One-way from | $267 (Mytrip) |
Popular in | April |
Cheapest in | February |
Average price | $1,175 |
Find flight deals from Washington, D.C. to Lausanne
Cheapest flights from Washington, D.C. to LausanneExplore the most affordable flight options available from Washington, D.C. to Lausanne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 26, 2025.
Explore the most affordable flight options available from Washington, D.C. to Lausanne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 26, 2025.
This Mytrip deal was found by Cheapflights users on 6/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This PLAY deal was found by Cheapflights users on 6/24. 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 PLAY is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This oojo deal was found by Cheapflights users on 6/25. 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.
This United Airlines deal was found by Cheapflights users on 6/24. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta deal was found by Cheapflights users on 6/25. 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.
This Gurufare deal was found by Cheapflights users on 6/23. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Air Canada deal was found by Cheapflights users on 6/24. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This United Airlines deal was found by Cheapflights users on 6/23. 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.
This Delta deal was found by Cheapflights users on 6/25. 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.
This Air Canada deal was found by Cheapflights users on 6/23. 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.
This Delta deal was found by Cheapflights users on 6/25. 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.
This United Airlines deal was found by Cheapflights users on 6/23. 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.
Cheapflights Fare Finder
Customize your flight search to find flights from Washington, D.C. 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 26, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Lausanne that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
BaltimoreGeneva
BWI - GVA
BWIGVA
Baltimore/Washington
Mon 9/15
8:30 pm-1:05 pm
1 stop10h 35m
Geneva Geneve-Cointrin
Fri 9/19
2:00 pm-7:25 pm
1 stop11h 25m
BaltimoreGeneva
BWI - GVA
BWIGVA
Baltimore/Washington
Sun 9/14
6:50 pm-10:45 pm
2 stops21h 55m
Geneva Geneve-Cointrin
Mon 9/22
7:00 am-5:40 pm
2 stops16h 40m
BaltimoreGeneva
BWI - GVA
BWIGVA
Baltimore/Washington
Sun 9/14
6:00 am-10:20 am
2 stops22h 20m
Geneva Geneve-Cointrin
Mon 9/22
8:10 pm-12:12 am
2 stops34h 02m
Washington, D.C.Geneva
DCA - GVA
DCAGVA
Washington, D.C. Reagan-National
Sun 12/7
11:00 am-10:00 am
1 stop17h 00m
Geneva Geneve-Cointrin
Wed 12/17
9:15 am-3:53 pm
1 stop12h 38m
Washington, D.C.Geneva
IAD - GVA
IADGVA
Washington, D.C. Dulles Intl
Sat 8/9
8:31 pm-10:45 am
1 stop32h 14m
Geneva Geneve-Cointrin
Fri 8/22
12:45 pm-12:02 pm
1 stop29h 17m
Washington, D.C.Geneva
IAD - GVA
IADGVA
Washington, D.C. Dulles Intl
Sun 8/17
10:05 pm-10:20 am
1 stop30h 15m
Geneva Geneve-Cointrin
Sun 8/24
8:10 pm-7:59 pm
1 stop29h 49m
Washington, D.C.Geneva
DCA - GVA
DCAGVA
Washington, D.C. Reagan-National
Sun 11/2
12:55 pm-10:00 am
2 stops15h 05m
Geneva Geneve-Cointrin
Tue 11/11
6:50 am-3:19 pm
2 stops14h 29m
Washington, D.C.Geneva
IAD - GVA
IADGVA
Washington, D.C. Dulles Intl
Tue 8/12
5:25 pm-7:40 am
Nonstop8h 15m
Geneva Geneve-Cointrin
Fri 8/22
6:10 am-3:15 pm
1 stop15h 05m
Washington, D.C.Geneva
DCA - GVA
DCAGVA
Washington, D.C. Reagan-National
Tue 8/12
11:00 am-10:45 am
1 stop17h 45m
Geneva Geneve-Cointrin
Thu 8/21
12:45 pm-11:41 pm
1 stop16h 56m
Washington, D.C.Geneva
IAD - GVA
IADGVA
Washington, D.C. Dulles Intl
Mon 8/18
10:20 am-9:55 am
2 stops17h 35m
Geneva Geneve-Cointrin
Tue 8/26
7:15 am-9:01 pm
2 stops19h 46m
Best time to book a flight from Washington, D.C. to Lausanne
Have a flexible travel schedule? Discover the best time to fly to Lausanne from Washington, D.C. with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Washington, D.C. to Lausanne
How far ahead should I book a flight from Washington, D.C. to Lausanne?
Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Lausanne. Price data was last updated on June 20, 2025.
Booking 83 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. to Lausanne. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Washington, D.C. to Lausanne?
Currently, November is the cheapest month in which you can book a flight from Washington, D.C. to Lausanne (average of $676). Flying from Washington, D.C. to Lausanne in June is currently the most expensive (average of $1,144). 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 time of day to fly from WAS to LS9?
Find hourly flight availability from Washington, D.C. 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 26, 2025.
When flying from Washington, D.C. to Lausanne, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from Washington, D.C. to Lausanne
Explore weekly flight availability from Washington, D.C. to Lausanne. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 26, 2025.
The most flights from WAS to LS9 are scheduled on a Monday (6 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).
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 26, 2025.
Read through reviews of airlines operating flights from Washington, D.C. to Lausanne, such as Delta, KLM, and Finnair. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
Overall
Food
Comfort
Entertainment
Boarding
Reviews
Kim,May 2025
PIH - SLC
Crew
Overall
Food
Comfort
Entertainment
Boarding
Reviews
Kim,May 2025
PIH - SLC
Crew
Overall
Food
Comfort
Entertainment
Boarding
Reviews
Kim,May 2025
PIH - SLC
Crew
Overall
Food
Comfort
Entertainment
Boarding
Reviews
Kim,May 2025
PIH - SLC
Crew
Overall
Food
Comfort
Entertainment
Boarding
Reviews
Kim,May 2025
PIH - SLC
Crew
Overall
Food
Comfort
Entertainment
Boarding
Reviews
Kim,May 2025
PIH - SLC
Related info for your journey
Find useful and relevant information for your journey from Washington, D.C. to Lausanne. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Washington, D.C. to Lausanne
See prices for flight routes from nearby airports that may be better suited for you.
Top 10 airlines flying from Washington, D.C. to Lausanne
Discover the top 10 airlines that operate flights from Washington, D.C. to Lausanne. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 26, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$375 | Average$584 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$388 | Average$952 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$490 | Average$753 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$503 | Average$896 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$522 | Average$851 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$530 | Average$643 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$555 | Average$1,297 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$651 | Average$795 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$735 | Average$1,078 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$751 | Average$915 | FlexibilityNo cancel fee | On-time76% |