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Lausanne

$252+ Cheap flights from Dulles Intl (IAD) 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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — GVA
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Lausanne are usually found in January or November, booked 75 days in advance, depart on a Wednesday or Sunday and return on a Tuesday

Cheap flight deals from Dulles Intl to Lausanne

Keep the following information in mind while searching for Dulles Intl to Lausanne flight deals. Data was last updated July 31, 2025.

Round-trip from

$582
(FlightHub)

One-way from

$252
(Mytrip)

Popular in

June

Cheapest in

January

Average price

$1,097
From Washington, D.C. Dulles Intl to Lausanne
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One-way flight from Washington, D.C. Dulles Intl to Lausanne
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Highest demand for flights based on searches. 16% potential increase in price ($186 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Dulles Intl to Lausanne

Cheapest flights from Dulles Intl to Lausanne
Explore the most affordable flight options available from Dulles Intl to Lausanne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This oojo deal was found by Cheapflights users on 7/31. 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.
Sun 9/1411:15 pmIAD - GVA
1 stop31h 50mIcelandair
Sun 9/212:00 pmGVA - IAD
1 stop11h 20mIcelandair
Deal found 7/31$571
This FlightHub deal was found by Cheapflights users on 7/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/121:30 pmIAD - GVA
1 stop22h 05mTurkish Airlines
Wed 9/246:55 pmGVA - IAD
1 stop22h 50mTurkish Airlines
Deal found 7/30$582
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1710:05 pmIAD - GVA
1 stop30h 15mScandinavian Airlines
Thu 8/2111:00 amGVA - IAD
1 stop14h 59mScandinavian Airlines
Deal found 7/31$583
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Sun 10/199:35 amIAD - GVA
1 stop18h 20mUnited Airlines
Tue 11/411:20 amGVA - IAD
Nonstop9h 35mUnited Airlines
Deal found 7/30$586
This Mytrip deal was found by Cheapflights users on 7/29. 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.
Sun 10/125:45 pmIAD - GVA
2 stops18h 45mMultiple Airlines
Wed 10/156:20 pmGVA - IAD
1 stop27h 00mMultiple Airlines
Deal found 7/29$588
This Air Canada deal was found by Cheapflights users on 7/29. 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 10/2112:35 pmIAD - GVA
2 stops15h 20mAir Canada
Tue 11/46:50 amGVA - IAD
2 stops20h 09mAir Canada
Deal found 7/29$599
This Justfly.com deal was found by Cheapflights users on 7/29. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/195:25 pmIAD - GVA
1 stop18h 00mAustrian Airlines
Mon 11/37:55 pmGVA - IAD
1 stop24h 45mAustrian Airlines
Deal found 7/29$639

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl 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 July 31, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Lausanne that are best for you.

Fly from

Dulles Intl

Fly to

Lausanne

Route

Depart

Return

Price

Washington, D.C.Geneva

IAD - GVA

IADGVA

Washington, D.C. Dulles Intl

Fri 9/12

1:30 pm-5:35 pm

1 stop22h 05m

Geneva Geneve-Cointrin

Wed 9/24

6:55 pm-11:45 am

1 stop22h 50m

$582

Washington, D.C.Geneva

IAD - GVA

IADGVA

Washington, D.C. Dulles Intl

Sun 10/19

9:35 am-9:55 am

1 stop18h 20m

Geneva Geneve-Cointrin

Tue 11/4

11:20 am-2:55 pm

Nonstop9h 35m

$586

Washington, D.C.Geneva

IAD - GVA

IADGVA

Washington, D.C. Dulles Intl

Sun 10/12

5:45 pm-6:30 pm

2 stops18h 45m

Geneva Geneve-Cointrin

Wed 10/15

6:20 pm-3:20 pm

1 stop27h 00m

$588

Washington, D.C.Geneva

IAD - GVA

IADGVA

Washington, D.C. Dulles Intl

Tue 10/21

12:35 pm-9:55 am

2 stops15h 20m

Geneva Geneve-Cointrin

Tue 11/4

6:50 am-8:59 pm

2 stops20h 09m

$599

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

Mon 8/25

8:10 pm-7:59 pm

1 stop29h 49m

$608

Washington, D.C.Geneva

IAD - GVA

IADGVA

Washington, D.C. Dulles Intl

Sun 10/19

5:25 pm-5:25 pm

1 stop18h 00m

Geneva Geneve-Cointrin

Mon 11/3

7:55 pm-2:40 pm

1 stop24h 45m

$639

Washington, D.C.Geneva

IAD - GVA

IADGVA

Washington, D.C. Dulles Intl

Sun 9/7

5:25 pm-7:40 am

Nonstop8h 15m

Geneva Geneve-Cointrin

Wed 9/17

10:15 am-3:50 pm

1 stop11h 35m

$640

Washington, D.C.Geneva

IAD - GVA

IADGVA

Washington, D.C. Dulles Intl

Tue 9/2

5:00 pm-2:40 pm

2 stops15h 40m

$252

Washington, D.C.Geneva

IAD - GVA

IADGVA

Washington, D.C. Dulles Intl

Sun 8/17

10:20 pm-11:15 pm

1 stop18h 55m

$312

Washington, D.C.Geneva

IAD - GVA

IADGVA

Washington, D.C. Dulles Intl

Tue 8/19

12:13 pm-10:20 am

2 stops40h 07m

$400

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 13 results
1
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Best time to book a flight from Dulles Intl to Lausanne

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

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Lausanne?

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Lausanne. Price data was last updated on July 25, 2025.

The best time to book flights from Washington, D.C. Dulles Intl Airport to Lausanne is 75 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Lausanne?

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Lausanne (average of $676). Flying from Washington, D.C. Dulles Intl Airport to Lausanne in June is currently the most expensive (average of $1,134). 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 IAD to LS9?

Find hourly flight availability from Dulles Intl 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 July 31, 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. Dulles Intl Airport to Lausanne as you normally would.

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Lausanne

Explore weekly flight availability from Dulles Intl 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 July 31, 2025.

The most flights from IAD 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).

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 July 31, 2025.
Read reviews from past customers who have flown Austrian Airlines, SWISS, and United Airlines from Washington, D.C. Dulles Intl Airport to Lausanne. 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.
Austrian Airlines
7.6
Good
823 reviews

Comfort

7.3

Boarding

7.6

Food

6.8

Crew

8.1

Overall

7.6

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Dominik,Jun 2025

VIE - VNO

Good service and update all information. I feel like i wanna use it again next time
Austrian Airlines
7.6
Good
823 reviews
Austrian Airlines
7.6
Good
823 reviews

Comfort

7.3

Boarding

7.6

Food

6.8

Crew

8.1

Overall

7.6

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Dominik,Jun 2025

VIE - VNO

Good service and update all information. I feel like i wanna use it again next time
SWISS
7.5
Good
1,686 reviews
Austrian Airlines
7.6
Good
823 reviews

Comfort

7.3

Boarding

7.6

Food

6.8

Crew

8.1

Overall

7.6

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Dominik,Jun 2025

VIE - VNO

Good service and update all information. I feel like i wanna use it again next time
United Airlines
7.4
Good
8,900 reviews
Austrian Airlines
7.6
Good
823 reviews

Comfort

7.3

Boarding

7.6

Food

6.8

Crew

8.1

Overall

7.6

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Dominik,Jun 2025

VIE - VNO

Good service and update all information. I feel like i wanna use it again next time
Scandinavian Airlines
7.4
Good
1,457 reviews
Austrian Airlines
7.6
Good
823 reviews

Comfort

7.3

Boarding

7.6

Food

6.8

Crew

8.1

Overall

7.6

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Dominik,Jun 2025

VIE - VNO

Good service and update all information. I feel like i wanna use it again next time
Turkish Airlines
7.3
Good
3,933 reviews
Austrian Airlines
7.6
Good
823 reviews

Comfort

7.3

Boarding

7.6

Food

6.8

Crew

8.1

Overall

7.6

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Dominik,Jun 2025

VIE - VNO

Good service and update all information. I feel like i wanna use it again next time

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl 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. Dulles Intl Airport to Lausanne one-way?

    To fly one-way, consider booking your trip with TAP AIR PORTUGAL, which is currently one of the cheapest options available, starting at $312. ITA Airways flights start at $448 while deals on Brussels Airlines start at $461 one-way.

  • What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Lausanne?

    The top 3 most reliable airlines when flying from Washington, D.C. Dulles Intl Airport to Lausanne are Air Canada (68%), Austrian Airlines (68%) and Brussels Airlines (68%).

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Lausanne?

    Looking at all options, your cheapest flight can be booked for $496. While the most popular route (Washington, D.C. Dulles Intl - Geneva Geneve-Cointrin) can be booked for $490 on average our data indicates $2,597 when flying from Washington, D.C. Dulles Intl Airport to Lausanne.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Lausanne (average of $676). Flying from Washington, D.C. Dulles Intl Airport to Lausanne in June is currently the most expensive (average of $1,134). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 10 airlines flying from Dulles Intl to Lausanne

Discover the top 10 airlines that operate flights from Dulles Intl 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$375Average$573FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$388Average$548FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$503Average$718FlexibilityNo cancel feeOn-time70%
Turkish AirlinesCheapest$530Average$629FlexibilityNo cancel feeOn-time77%
DeltaCheapest$548Average$777FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$651Average$880FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$655Average$1,163FlexibilityNo cancel feeOn-time69%
SWISSCheapest$690Average$1,073FlexibilityNo cancel feeOn-time79%
LufthansaCheapest$751Average$929FlexibilityNo cancel feeOn-time76%
Brussels AirlinesCheapest$772Average$1,505FlexibilityNo cancel feeOn-timeN/A

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