HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Lausanne

$326+ Cheap flights from Seattle (SEA) 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 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — GVA
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Seattle 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 Seattle/Tacoma Intl to Lausanne are usually found in November or October, booked 62 days in advance, depart on a Wednesday or Tuesday and return on a Friday

Cheap flight deals from Seattle to Lausanne

Keep the following information in mind while searching for Seattle to Lausanne flight deals. Data was last updated May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$599
(Delta)

One-way from

$381
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$828
Provider with most accurate pricing for Seattle/Tacoma Intl-Geneva Geneve-Cointrin flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Geneva Geneve-Cointrin flights.
Search Deals
From Seattle/Tacoma Intl to Lausanne
Search Deals
One-way flight from Seattle/Tacoma Intl to Lausanne
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($175 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2025
Search Deals

Find flight deals from Seattle to Lausanne

Cheapest flights from Seattle to Lausanne
Explore the most affordable flight options available from Seattle to Lausanne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This Air Canada deal was found by Cheapflights users on 4/30. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/247:20 amSEA - GVA
1 stop17h 35mAir Canada
Sat 9/612:40 pmGVA - SEA
1 stop15h 51mAir Canada
Deal found 4/30$575
This United Airlines deal was found by Cheapflights users on 4/28. 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 8/3110:55 pmSEA - GVA
1 stop23h 45mUnited Airlines
Tue 9/96:10 amGVA - SEA
2 stops21h 26mUnited Airlines
Deal found 4/28$576
This SWISS deal was found by Cheapflights users on 4/28. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/261:45 pmSEA - GVA
2 stops35h 10mSWISS
Mon 9/88:05 pmGVA - SEA
2 stops31h 31mSWISS
Deal found 4/28$579
This British Airways deal was found by Cheapflights users on 4/29. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/61:30 pmSEA - GVA
1 stop24h 10mBritish Airways
Tue 8/1910:10 amGVA - SEA
1 stop17h 10mBritish Airways
Deal found 4/29$584
This SmartFares deal was found by Cheapflights users on 4/29. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/314:00 pmSEA - GVA
1 stop33h 20mScandinavian Airlines
Sun 9/78:10 pmGVA - SEA
1 stop26h 40mScandinavian Airlines
Deal found 4/29$588
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/77:15 amSEA - GVA
1 stop18h 30mDelta
Thu 8/2112:45 pmGVA - SEA
1 stop19h 08mDelta
Deal found 4/29$590
This FlightHub deal was found by Cheapflights users on 4/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/205:05 pmSEA - GVA
1 stop16h 45mMultiple Airlines
Sun 10/266:10 amGVA - SEA
1 stop17h 20mMultiple Airlines
Deal found 4/29$617
This Mytrip deal was found by Cheapflights users on 4/29. 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.
Wed 6/47:00 pmSEA - GVA
1 stop33h 05mIcelandair
Thu 6/122:00 pmGVA - SEA
1 stop15h 40mIcelandair
Deal found 4/29$627
This American Airlines deal was found by Cheapflights users on 4/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/141:30 pmSEA - GVA
2 stops18h 15mAmerican Airlines
Fri 5/307:00 amGVA - SEA
1 stop13h 35mAmerican Airlines
Deal found 4/29$629
This Lufthansa deal was found by Cheapflights users on 4/29. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/72:20 pmSEA - GVA
1 stop18h 25mLufthansa
Fri 8/226:10 amGVA - SEA
1 stop19h 49mLufthansa
Deal found 4/29$673
This Austrian Airlines deal was found by Cheapflights users on 4/28. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/287:00 amSEA - GVA
2 stops40h 50mAustrian Airlines
Thu 9/49:35 amGVA - SEA
2 stops44h 07mAustrian Airlines
Deal found 4/28$720
This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1612:34 amSEA - GVA
2 stops23h 51mAer Lingus
Sat 8/3010:05 amGVA - SEA
1 stop16h 45mAer Lingus
Deal found 4/30$736

Cheapflights Fare Finder

Customize your flight search to find flights from Seattle 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 May 1, 2025.
Use the filters below to find and compare flights from Seattle to Lausanne that are best for you.

Fly from

Seattle

Fly to

Lausanne

Route

Depart

Return

Price

SeattleGeneva

SEA - GVA

SEAGVA

Seattle/Tacoma Intl

Sun 8/24

7:20 am-9:55 am

1 stop17h 35m

Geneva Geneve-Cointrin

Sat 9/6

12:40 pm-7:31 pm

1 stop15h 51m

$575

SeattleGeneva

SEA - GVA

SEAGVA

Seattle/Tacoma Intl

Sun 8/31

10:55 pm-7:40 am

1 stop23h 45m

Geneva Geneve-Cointrin

Tue 9/9

6:10 am-6:36 pm

2 stops21h 26m

$576

SeattleGeneva

SEA - GVA

SEAGVA

Seattle/Tacoma Intl

Tue 8/26

1:45 pm-9:55 am

2 stops35h 10m

Geneva Geneve-Cointrin

Mon 9/8

8:05 pm-6:36 pm

2 stops31h 31m

$579

SeattleGeneva

SEA - GVA

SEAGVA

Seattle/Tacoma Intl

Wed 8/6

1:30 pm-10:40 pm

1 stop24h 10m

Geneva Geneve-Cointrin

Tue 8/19

10:10 am-6:20 pm

1 stop17h 10m

$584

SeattleGeneva

SEA - GVA

SEAGVA

Seattle/Tacoma Intl

Sun 8/31

4:00 pm-10:20 am

1 stop33h 20m

Geneva Geneve-Cointrin

Sun 9/7

8:10 pm-1:50 pm

1 stop26h 40m

$588

SeattleGeneva

SEA - GVA

SEAGVA

Seattle/Tacoma Intl

Thu 8/7

7:15 am-10:45 am

1 stop18h 30m

Geneva Geneve-Cointrin

Thu 8/21

12:45 pm-10:53 pm

1 stop19h 08m

$590

SeattleGeneva

SEA - GVA

SEAGVA

Seattle/Tacoma Intl

Mon 10/20

5:05 pm-6:50 pm

1 stop16h 45m

Geneva Geneve-Cointrin

Sun 10/26

6:10 am-3:30 pm

1 stop17h 20m

$617

SeattleGeneva

SEA - GVA

SEAGVA

Seattle/Tacoma Intl

Wed 6/4

7:00 pm-1:05 pm

1 stop33h 05m

Geneva Geneve-Cointrin

Thu 6/12

2:00 pm-8:40 pm

1 stop15h 40m

$627

SeattleGeneva

SEA - GVA

SEAGVA

Seattle/Tacoma Intl

Wed 5/14

1:30 pm-4:45 pm

2 stops18h 15m

Geneva Geneve-Cointrin

Fri 5/30

7:00 am-11:35 am

1 stop13h 35m

$629

SeattleGeneva

SEA - GVA

SEAGVA

Seattle/Tacoma Intl

Thu 8/7

2:20 pm-5:45 pm

1 stop18h 25m

Geneva Geneve-Cointrin

Fri 8/22

6:10 am-4:59 pm

1 stop19h 49m

$673

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 24 results
1
2
3

Best time to book a flight from Seattle to Lausanne

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

How far ahead should I book a flight from Seattle to Lausanne?

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

To ensure you get the cheapest price possible for a flight from Seattle to Lausanne, you should look to book at least 62 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Seattle to Lausanne?

Currently, November is the cheapest month in which you can book a flight from Seattle to Lausanne (average of $676). Flying from Seattle to Lausanne in June is currently the most expensive (average of $1,186). 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 SEA to LS9?

Find hourly flight availability from Seattle 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 May 1, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Lausanne as you normally would.

What is the cheapest day to fly from Seattle to Lausanne?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Lausanne. Price data was last updated on April 14, 2024.

Travelers seeking maximum savings on their Seattle to Lausanne flight should consider departing on Wednesday evenings when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 May 1, 2025.
Read through reviews of airlines operating flights from Seattle to Lausanne, such as Delta, SWISS and United Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,934 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

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
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

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.
SWISS
7.5
Good
1,588 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

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
8,696 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

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.
Turkish Airlines
7.3
Good
3,790 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

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.
Scandinavian Airlines
7.3
Good
1,349 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

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 Seattle to Lausanne. 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 from for flights from Seattle to Lausanne?

    Most people fly from Seattle/Tacoma Intl (SEA) if they book a flight from Seattle to Lausanne. On average, Seattle/Tacoma Intl has 0 outbound flights to Lausanne per day from 11 airlines. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.

  • What are the cheapest airlines to fly from Seattle to Lausanne one-way?

    For one-way options, check prices for Air Canada. According to our data, you can fly for as low as $464. Users have also found prices from $520 and $529 on United Airlines and Delta, respectively.

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

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

  • How can I find direct flights from Seattle to Lausanne?

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

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

    Yes. Cheapflights offers flight deals from Seattle 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 Seattle to Lausanne?

    Currently, November is the cheapest month in which you can book a flight from Seattle to Lausanne (average of $676). Flying from Seattle to Lausanne in June is currently the most expensive (average of $1,186). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 10 airlines flying from Seattle to Lausanne

Discover the top 10 airlines that operate flights from Seattle 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$434Average$721FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$443Average$682FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$491Average$783FlexibilityNo cancel feeOn-time76%
Air FranceCheapest$502Average$813FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$513Average$700FlexibilityNo cancel feeOn-time69%
DeltaCheapest$513Average$788FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$516Average$649FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$560Average$659FlexibilityNo cancel feeOn-time67%
KLMCheapest$586Average$811FlexibilityNo cancel feeOn-time75%
SWISSCheapest$630Average$870FlexibilityNo cancel feeOn-time79%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.