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Lausanne

$273+ 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 1/14. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — GVA
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Lausanne are usually found in November or October, booked 68 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 September 16, 2025.

Round-trip from

$433
(United Airlines)

One-way from

$273
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$605
From Seattle/Tacoma Intl to Lausanne
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One-way flight from Seattle/Tacoma Intl to Lausanne
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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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 September 16, 2025.

This Mytrip deal was found by Cheapflights users on 9/14. 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 10/197:30 amSEA - GVA
2 stops17h 25mAir Canada
Tue 11/410:40 amGVA - SEA
2 stops20h 36mAir Canada
Deal found 9/14$439
This Trip.com deal was found by Cheapflights users on 9/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/196:00 amSEA - GVA
1 stop16h 30mUnited Airlines
Tue 11/411:20 amGVA - SEA
2 stops20h 55mUnited Airlines
Deal found 9/16$440
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Wed 12/108:10 amSEA - GVA
1 stop14h 25mUnited Airlines
Tue 12/1611:20 amGVA - SEA
1 stop18h 34mUnited Airlines
Deal found 9/15$451
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Tue 12/211:59 pmSEA - GVA
2 stops22h 26mUnited Airlines
Tue 12/911:20 amGVA - SEA
1 stop18h 34mUnited Airlines
Deal found 9/15$456
This Expedia deal was found by Cheapflights users on 9/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/21:25 pmSEA - GVA
1 stop16h 15mBritish Airways
Tue 12/96:30 amGVA - SEA
1 stop19h 25mBritish Airways
Deal found 9/15$469
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Wed 10/298:00 amSEA - GVA
1 stop14h 35mUnited Airlines
Wed 11/57:40 amGVA - SEA
2 stops24h 35mUnited Airlines
Deal found 9/14$471
This Gotogate deal was found by Cheapflights users on 9/14. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/68:00 pmSEA - GVA
2 stops29h 00mMultiple Airlines
Fri 12/269:20 amGVA - SEA
1 stop13h 00mMultiple Airlines
Deal found 9/14$472
This Gurufare deal was found by Cheapflights users on 9/14. 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.
Wed 10/298:00 amSEA - GVA
1 stop14h 35mLufthansa
Wed 11/59:20 amGVA - SEA
1 stop13h 00mLufthansa
Deal found 9/14$477
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Wed 10/86:00 amSEA - GVA
1 stop16h 30mUnited Airlines
Wed 10/1511:00 amGVA - SEA
1 stop18h 44mUnited Airlines
Deal found 9/14$481

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 September 16, 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

Tue 2/24

2:14 pm-7:25 am

3 stops32h 11m

Geneva Geneve-Cointrin

Wed 3/11

1:00 pm-9:50 pm

2 stops40h 50m

$433

SeattleGeneva

SEA - GVA

SEAGVA

Seattle/Tacoma Intl

Tue 3/10

5:50 am-10:00 am

2 stops20h 10m

Geneva Geneve-Cointrin

Wed 3/18

1:00 pm-3:01 pm

2 stops34h 01m

$437

SeattleGeneva

SEA - GVA

SEAGVA

Seattle/Tacoma Intl

Sun 10/19

7:30 am-9:55 am

2 stops17h 25m

Geneva Geneve-Cointrin

Tue 11/4

10:40 am-10:16 pm

2 stops20h 36m

$439

SeattleGeneva

SEA - GVA

SEAGVA

Seattle/Tacoma Intl

Sun 10/19

6:00 am-7:30 am

1 stop16h 30m

Geneva Geneve-Cointrin

Tue 11/4

11:20 am-11:15 pm

2 stops20h 55m

$440

SeattleGeneva

SEA - GVA

SEAGVA

Seattle/Tacoma Intl

Wed 2/25

8:17 am-7:35 am

1 stop14h 18m

Geneva Geneve-Cointrin

Tue 3/10

10:20 am-8:10 pm

1 stop17h 50m

$452

SeattleGeneva

SEA - GVA

SEAGVA

Seattle/Tacoma Intl

Wed 1/14

3:10 pm-8:15 pm

2 stops20h 05m

$273

SeattleGeneva

SEA - GVA

SEAGVA

Seattle/Tacoma Intl

Fri 12/5

11:08 am-8:15 am

2 stops36h 07m

$315

SeattleGeneva

SEA - GVA

SEAGVA

Seattle/Tacoma Intl

Mon 9/29

10:41 pm-8:20 pm

2 stops36h 39m

$315

SeattleGeneva

SEA - GVA

SEAGVA

Seattle/Tacoma Intl

Tue 9/30

9:55 am-8:50 am

3 stops37h 55m

$345

SeattleGeneva

SEA - GVA

SEAGVA

Seattle/Tacoma Intl

Sat 9/27

9:39 pm-10:05 am

2 stops51h 26m

$346

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

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 September 12, 2025.

To ensure you get the cheapest price possible for a flight from Seattle to Lausanne, you should look to book at least 68 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 $1,133). 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 September 16, 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 December 16, 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.

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 September 16, 2025.
See what other customers who have flown with Delta, United Airlines, and Icelandair from Seattle to Lausanne have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

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
7,957 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

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
8,924 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

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!
Icelandair
7.0
Good
544 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

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!
Lufthansa
6.8
Okay
7,407 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

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!
British Airways
6.7
Okay
7,363 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

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 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 10 airlines. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.

  • How long is the flight from Seattle to Lausanne?

    For as low as $433, United Airlines can have you in Lausanne from Seattle in 32h 11m. The distance from Seattle to Lausanne is about 5250 mi.

  • 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 $1,133). 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 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$400Average$592FlexibilityNo cancel feeOn-time76%
Air FranceCheapest$435Average$706FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$443Average$689FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$485Average$671FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$491Average$762FlexibilityNo cancel feeOn-time76%
DeltaCheapest$513Average$778FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$516Average$665FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$526Average$643FlexibilityNo cancel feeOn-time67%
KLMCheapest$527Average$928FlexibilityNo cancel feeOn-time75%
SWISSCheapest$595Average$917FlexibilityNo cancel feeOn-time79%

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