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

The cheapest airlines for a one-way flight from Washington, D.C. to Lausanne are TAP AIR PORTUGAL ($374), Scandinavian Airlines ($400), and SWISS ($614).

What is the cheapest day to fly from Washington, D.C. to Lausanne?

Travelers seeking maximum savings on their Washington, D.C. to Lausanne flight should consider departing on Tuesday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular routes from Washington, D.C. to Lausanne?

The most popular route from Washington, D.C. to Lausanne is Washington, D.C. Dulles Intl - Geneva Geneve-Cointrin. You may also consider Baltimore/Washington - Geneva Geneve-Cointrin or Washington, D.C. Reagan-National - Geneva Geneve-Cointrin.

What are the most popular airlines that fly from Washington, D.C. to Lausanne?

When booking a flight from Washington, D.C. to Lausanne, you may want to consider flying on British Airways, Delta or Icelandair as they are the most popular for this route.

What is the cheapest month to fly from Washington, D.C. to Lausanne?

Our data shows that February tends to be the cheapest month to fly to Lausanne from Washington, D.C.. Users have commonly found prices around $1,046 for the month, but tickets can be as low as $494. Due to multiple factors, prepare for potentially higher prices in May.

Can I find deals for flights from Washington, D.C. to Lausanne that include hotel bookings?

Yes. In addition to deals on Washington, D.C. to Lausanne flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Washington, D.C. to Lausanne?

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

Can I find deals for business class flights from Washington, D.C. to Lausanne?

Yes. Cheapflights offers flight deals from Washington, D.C. 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.

$276+ Flights from Washington, D.C. to Lausanne

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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

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Cheapflights Tip: The best prices from Washington, D.C. to Lausanne are usually found in February or January, booked 61 days in advance, depart on a Sunday or Wednesday and return on a Tuesday

Cheap flight deals from Washington, D.C. to Lausanne

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$448 (PLAY)
One-way from	$276 (Kiwi.com)
Popular in	May
Cheapest in	February
Average price	$1,280

Provider with most accurate pricing for Washington, D.C. (WAS)-Geneva Geneve-Cointrin flight deals.

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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Geneva Geneve-Cointrin flights.

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From Washington, D.C. (WAS) to Lausanne

Search Deals

One-way flight from Washington, D.C. (WAS) to Lausanne

Search Deals

Highest demand for flights based on searches. 18% potential increase in price ($236 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($24 potential savings vs. average RT price).

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Average for round-trip flights in April 2025

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Find flight deals from Washington, D.C. to Lausanne

Cheapest flights from Washington, D.C. to Lausanne
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 April 15, 2025.

Mon 5/56:50 pmBWI - GVA

2 stops22h 05mMultiple Airlines

Wed 5/146:45 amGVA - BWI

2 stops16h 55mMultiple Airlines

Deal found 4/14

$448

Sun 8/3110:05 pmIAD - GVA

1 stop30h 15mScandinavian Airlines

Thu 9/188:10 pmGVA - IAD

1 stop29h 49mScandinavian Airlines

Deal found 4/15

$556

Mon 5/51:30 pmIAD - GVA

1 stop22h 30mTurkish Airlines

Mon 5/127:00 pmGVA - IAD

1 stop30h 45mTurkish Airlines

Deal found 4/14

$694

Sun 6/158:30 pmIAD - GVA

3 stops20h 45mMultiple Airlines

Mon 6/234:45 pmGVA - IAD

2 stops35h 25mMultiple Airlines

Deal found 4/14

$705

Tue 8/510:20 pmIAD - GVA

1 stop13h 10mTAP AIR PORTUGAL

Thu 8/216:05 amGVA - IAD

1 stop15h 15mTAP AIR PORTUGAL

Deal found 4/15

$718

Tue 8/129:45 amIAD - GVA

1 stop18h 10mUnited Airlines

Tue 8/1912:40 pmGVA - IAD

2 stops31h 09mUnited Airlines

Deal found 4/13

$732

Sun 8/3112:00 pmDCA - GVA

2 stops16h 20mScandinavian Airlines

Thu 9/1811:00 amGVA - DCA

2 stops17h 19mScandinavian Airlines

Deal found 4/15

$741

Tue 8/56:00 amDCA - GVA

1 stop21h 55mUnited Airlines

Thu 8/2112:40 pmGVA - DCA

1 stop15h 08mUnited Airlines

Deal found 4/14

$743

Tue 8/54:30 pmDCA - GVA

1 stop11h 25mAir Canada

Thu 8/2112:40 pmGVA - DCA

2 stops29h 23mAir Canada

Deal found 4/14

$745

Sun 9/149:55 amIAD - GVA

1 stop18h 20mAir Canada

Wed 12/1712:20 pmGVA - IAD

2 stops27h 31mAir Canada

Deal found 4/14

$751

Wed 8/65:00 pmDCA - GVA

1 stop11h 45mDelta

Wed 8/2012:45 pmGVA - DCA

1 stop16h 45mDelta

Deal found 4/14

$759

Tue 8/51:00 pmBWI - GVA

2 stops15h 45mDelta

Thu 8/2112:45 pmGVA - BWI

2 stops17h 32mDelta

Deal found 4/14

$764

Best flights from Washington, D.C. to Lausanne
Discover carefully curated flight deals from Washington, D.C. to Lausanne that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 15, 2025.

Mon 5/56:50 pmBWI - GVA

2 stops22h 05mMultiple Airlines

Wed 5/146:45 amGVA - BWI

2 stops16h 55mMultiple Airlines

Deal found 4/14

$448

Mon 5/51:30 pmIAD - GVA

1 stop22h 30mTurkish Airlines

Mon 5/127:00 pmGVA - IAD

1 stop30h 45mTurkish Airlines

Deal found 4/14

$694

Wed 4/3010:05 pmIAD - GVA

1 stop30h 15mScandinavian Airlines

Tue 5/611:00 amGVA - IAD

1 stop14h 59mScandinavian Airlines

Deal found 4/15

$721

Wed 5/710:20 pmIAD - GVA

1 stop18h 55mTAP AIR PORTUGAL

Tue 5/273:55 pmGVA - IAD

2 stops29h 25mTAP AIR PORTUGAL

Deal found 4/15

$730

Tue 8/51:00 pmBWI - GVA

2 stops15h 45mDelta

Thu 8/2112:45 pmGVA - BWI

2 stops17h 32mDelta

Deal found 4/14

$764

Wed 8/69:20 pmBWI - GVA

1 stop13h 25mBritish Airways

Wed 8/2010:15 amGVA - BWI

1 stop15h 20mBritish Airways

Deal found 4/14

$770

Sun 8/179:20 pmBWI - GVA

1 stop19h 20mAmerican Airlines

Mon 8/257:00 amGVA - BWI

2 stops14h 56mAmerican Airlines

Deal found 4/15

$833

Mon 5/199:05 pmIAD - GVA

1 stop13h 50mRoyal Air Maroc

Thu 5/225:55 pmGVA - IAD

1 stop31h 10mRoyal Air Maroc

Deal found 4/14

$904

Mon 5/55:20 pmIAD - GVA

Nonstop8h 20mSWISS

Wed 5/1412:55 pmGVA - IAD

1 stop12h 55mSWISS

Deal found 4/14

$905

Tue 9/26:40 pmBWI - GVA

2 stops32h 35mUnited Airlines

Thu 9/189:20 amGVA - BWI

2 stops17h 37mUnited Airlines

Deal found 4/14

$914

Mon 6/24:15 pmDCA - GVA

2 stops14h 50mIcelandair

Fri 6/62:00 pmGVA - DCA

2 stops24h 00mIcelandair

Deal found 4/15

$918

Thu 6/510:40 pmIAD - GVA

2 stops28h 45mAer Lingus

Thu 6/2610:05 amGVA - IAD

2 stops16h 05mAer Lingus

Deal found 4/14

$919

Last-minute flights from Washington, D.C. to Lausanne
Discover last-minute flight deals from Washington, D.C. to Lausanne. Data last updated April 15, 2025 and is based on user searches.

Mon 4/211:30 pmIAD - GVA

1 stop18h 15mTurkish Airlines

Mon 5/197:00 pmGVA - IAD

1 stop22h 45mTurkish Airlines

Deal found 4/15

$739

Mon 4/211:30 pmIAD - GVA

2 stops41h 00mMultiple Airlines

Mon 5/196:20 pmGVA - IAD

1 stop27h 00mMultiple Airlines

Deal found 4/15

$846

Mon 4/215:20 pmIAD - GVA

Nonstop8h 20mSWISS

Mon 5/198:50 pmGVA - IAD

1 stop29h 00mSWISS

Deal found 4/15

$1,911

Mon 4/2112:11 pmIAD - GVA

2 stops16h 29mITA Airways

Sun 4/276:55 pmGVA - IAD

2 stops30h 58mITA Airways

Deal found 4/15

$3,414

Mon 4/215:20 pmIAD - GVA

2 stops34h 35mAir Canada

Sun 4/2712:40 pmGVA - IAD

2 stops14h 35mAir Canada

Deal found 4/15

$3,702

Mon 4/215:20 pmIAD - GVA

Nonstop8h 20mBrussels Airlines

Sun 4/2711:00 amGVA - IAD

Nonstop9h 15mBrussels Airlines

Deal found 4/15

$3,869

Mon 4/218:25 pmIAD - GVA

1 stop31h 00mAer Lingus

Sun 4/275:10 pmGVA - IAD

1 stop28h 40mAer Lingus

Deal found 4/15

$4,324

Mon 4/2110:20 pmIAD - GVA

2 stops34h 45mTAP AIR PORTUGAL

Sun 4/2712:25 pmGVA - IAD

2 stops38h 25mTAP AIR PORTUGAL

Deal found 4/15

$5,774

Tue 4/224:10 pmDCA - GVA

1 stop11h 45mAir Canada

Sat 4/2612:40 pmGVA - DCA

1 stop14h 28mAir Canada

Deal found 4/14

$2,005

Tue 4/225:20 pmIAD - GVA

Nonstop8h 20mUnited Airlines

Sat 4/2611:00 amGVA - IAD

Nonstop9h 15mUnited Airlines

Deal found 4/14

$2,005

Wed 4/2310:05 pmIAD - GVA

1 stop15h 25mScandinavian Airlines

Sat 4/2612:00 pmGVA - IAD

1 stop13h 59mScandinavian Airlines

Deal found 4/14

$1,229

Wed 4/239:20 pmBWI - GVA

1 stop11h 00mBritish Airways

Sat 4/2612:20 pmGVA - BWI

1 stop13h 15mBritish Airways

Deal found 4/14

$1,403

One-way flights from Washington, D.C. to Lausanne
Search for one-way flight options from Washington, D.C. to Lausanne. Find affordable one-way fares based on user searches. Data last updated April 15, 2025.

Thu 5/2911:15 pmIAD - GVA

2 stops17h 35mMultiple Airlines

Deal found 4/14

$276

Thu 5/298:30 pmBWI - GVA

2 stops20h 20mMultiple Airlines

Deal found 4/14

$280

Sun 7/1310:20 pmIAD - GVA

1 stop18h 55mTAP AIR PORTUGAL

Deal found 4/14

$374

Tue 5/1310:05 pmIAD - GVA

1 stop30h 15mScandinavian Airlines

Deal found 4/13

$400

Mon 6/96:59 amDCA - GVA

3 stops33h 56mMultiple Airlines

Deal found 4/14

$404

Mon 6/305:25 pmIAD - GVA

Nonstop8h 15mSWISS

Deal found 4/14

$614

Tue 6/35:20 pmIAD - GVA

1 stop10h 05mAer Lingus

Deal found 4/14

$632

Mon 6/307:25 pmIAD - GVA

1 stop19h 10mBritish Airways

Deal found 4/14

$650

Mon 6/303:00 pmDCA - GVA

2 stops18h 10mTAP AIR PORTUGAL

Deal found 4/14

$653

Tue 5/139:20 pmBWI - GVA

1 stop19h 50mAmerican Airlines

Deal found 4/13

$671

Mon 6/309:20 pmBWI - GVA

1 stop19h 20mBritish Airways

Deal found 4/14

$732

Thu 5/293:50 pmDCA - GVA

2 stops14h 20mAmerican Airlines

Deal found 4/14

$737

Cheapflights Fare Finder

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 5/5

6:50 pm-10:55 pm

2 stops22h 05m

Geneva Geneve-Cointrin

Wed 5/14

6:45 am-5:40 pm

2 stops16h 55m

$448

Washington, D.C.Geneva

IAD - GVA

IADGVA

Washington, D.C. Dulles Intl

Sun 8/31

10:05 pm-10:20 am

1 stop30h 15m

Geneva Geneve-Cointrin

Thu 9/18

8:10 pm-7:59 pm

1 stop29h 49m

$556

Washington, D.C.Geneva

IAD - GVA

IADGVA

Washington, D.C. Dulles Intl

Mon 5/5

1:30 pm-6:00 pm

1 stop22h 30m

Geneva Geneve-Cointrin

Mon 5/12

7:00 pm-7:45 pm

1 stop30h 45m

$694

Washington, D.C.Geneva

IAD - GVA

IADGVA

Washington, D.C. Dulles Intl

Sun 6/15

8:30 pm-11:15 pm

3 stops20h 45m

Geneva Geneve-Cointrin

Mon 6/23

4:45 pm-10:10 pm

2 stops35h 25m

$705

Washington, D.C.Geneva

IAD - GVA

IADGVA

Washington, D.C. Dulles Intl

Tue 8/5

10:20 pm-5:30 pm

1 stop13h 10m

Geneva Geneve-Cointrin

Thu 8/21

6:05 am-3:20 pm

1 stop15h 15m

$718

Washington, D.C.Geneva

IAD - GVA

IADGVA

Washington, D.C. Dulles Intl

Tue 8/12

9:45 am-9:55 am

1 stop18h 10m

Geneva Geneve-Cointrin

Tue 8/19

12:40 pm-1:49 pm

2 stops31h 09m

$732

Washington, D.C.Geneva

DCA - GVA

DCAGVA

Washington, D.C. Reagan-National

Sun 8/31

12:00 pm-10:20 am

2 stops16h 20m

Geneva Geneve-Cointrin

Thu 9/18

11:00 am-10:19 pm

2 stops17h 19m

$741

Washington, D.C.Geneva

DCA - GVA

DCAGVA

Washington, D.C. Reagan-National

Tue 8/5

6:00 am-9:55 am

1 stop21h 55m

Geneva Geneve-Cointrin

Thu 8/21

12:40 pm-9:48 pm

1 stop15h 08m

$743

Washington, D.C.Geneva

DCA - GVA

DCAGVA

Washington, D.C. Reagan-National

Tue 8/5

4:30 pm-9:55 am

1 stop11h 25m

Geneva Geneve-Cointrin

Thu 8/21

12:40 pm-12:03 pm

2 stops29h 23m

$745

Washington, D.C.Geneva

IAD - GVA

IADGVA

Washington, D.C. Dulles Intl

Sun 9/14

9:55 am-10:15 am

1 stop18h 20m

Geneva Geneve-Cointrin

Wed 12/17

12:20 pm-9:51 am

2 stops27h 31m

$751

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/14

Showing 1-10 of 60 results

...

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.

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. to Lausanne

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

Booking 61 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 $1,207). 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?

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

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

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

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 a feel of what it's like to fly with Delta, LOT and SWISS from Washington, D.C. to Lausanne by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,917 reviews

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

7,917 reviews

Delta

8.0

Very good

7,917 reviews

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.

LOT

7.6

Good

1,065 reviews

Delta

8.0

Very good

7,917 reviews

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.

SWISS

7.5

Good

1,578 reviews

Delta

8.0

Very good

7,917 reviews

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

8,658 reviews

Delta

8.0

Very good

7,917 reviews

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.

Turkish Airlines

7.3

Good

3,760 reviews

Delta

8.0

Very good

7,917 reviews

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

What are the cheapest airlines to fly from Washington, D.C. to Lausanne one-way?
The cheapest airlines for a one-way flight from Washington, D.C. to Lausanne are TAP AIR PORTUGAL ($374), Scandinavian Airlines ($400), and SWISS ($614).
What are the most popular routes from Washington, D.C. to Lausanne?
The most popular route from Washington, D.C. to Lausanne is Washington, D.C. Dulles Intl - Geneva Geneve-Cointrin. You may also consider Baltimore/Washington - Geneva Geneve-Cointrin or Washington, D.C. Reagan-National - Geneva Geneve-Cointrin.
Can I find deals for flights from Washington, D.C. to Lausanne that include hotel bookings?
Yes. In addition to deals on Washington, D.C. to Lausanne flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington, D.C. to Lausanne?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Lausanne.
Can I find deals for business class flights from Washington, D.C. to Lausanne?
Yes. Cheapflights offers flight deals from Washington, D.C. 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. 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 $1,207). 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

Alternative routes for Washington, D.C. to Lausanne

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Dulles Intl to Bern flights

Top 10 airlines flying from Washington, D.C. to Lausanne

Airline	Cheapest	Average	Flexibility	On-time
Scandinavian Airlines	Cheapest$375	Average$588	FlexibilityNo cancel fee	On-time77%
British Airways	Cheapest$503	Average$901	FlexibilityNo cancel fee	On-time70%
Delta	Cheapest$522	Average$941	FlexibilityNo cancel fee	On-timeN/A
Turkish Airlines	Cheapest$530	Average$662	FlexibilityNo cancel fee	On-time77%
TAP AIR PORTUGAL	Cheapest$609	Average$773	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$682	Average$1,060	FlexibilityNo cancel fee	On-time69%
SWISS	Cheapest$750	Average$1,118	FlexibilityNo cancel fee	On-time79%
Lufthansa	Cheapest$751	Average$1,063	FlexibilityNo cancel fee	On-time76%
Aer Lingus	Cheapest$785	Average$1,088	FlexibilityNo cancel fee	On-timeN/A
Icelandair	Cheapest$908	Average$1,271	FlexibilityNo cancel fee	On-time76%

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$276+ 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 5/29. 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

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Washington, D.C. to Lausanne are usually found in February or January, booked 61 days in advance, depart on a Sunday or Wednesday and return on a Tuesday

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 April 15, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

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 April 15, 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 April 15, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Lausanne that are best for you.

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 April 11, 2025.

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

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 April 15, 2025.

Weekly flight availability from Washington, D.C. to Lausanne

Rainfall in Lausanne by month

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

Temperature in Lausanne by month

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

Reviews of airlines servicing Lausanne

Get a feel of what it's like to fly with Delta, LOT and SWISS from Washington, D.C. to Lausanne by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

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.

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

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Cheapest flights from Washington, D.C. to Lausanne
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 April 15, 2025.