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Lausanne

$467+ Cheap flights from Ontario (ONT) 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 8/16. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — GVA
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Ontario to Lausanne

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

Round-trip from

$660
(Air Canada)

One-way from

$467
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$1,093
From Ontario to Lausanne
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One-way flight from Ontario to Lausanne
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Highest demand for flights based on searches. 19% potential increase in price ($218 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($33 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 Ontario to Lausanne

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

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.
Mon 8/185:05 amONT - GVA
2 stops19h 50mUnited Airlines
Wed 8/2712:40 pmGVA - ONT
2 stops37h 57mUnited Airlines
Deal found 7/30$682
This Icelandair 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/610:06 amONT - GVA
2 stops17h 59mMultiple Airlines
Thu 9/112:00 pmGVA - ONT
2 stops18h 54mMultiple Airlines
Deal found 7/30$1,088
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/45:05 amONT - GVA
3 stops19h 50mAir Canada
Wed 8/1312:40 pmGVA - ONT
3 stops32h 52mAir Canada
Deal found 7/30$1,750
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1010:50 amONT - GVA
2 stops17h 35mAmerican Airlines
Fri 8/227:00 amGVA - ONT
2 stops24h 48mAmerican Airlines
Deal found 7/31$2,968

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario 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 Ontario to Lausanne that are best for you.

Fly from

Ontario

Fly to

Lausanne

Route

Depart

Return

Price

OntarioGeneva

ONT - GVA

ONTGVA

Ontario

Sat 1/17

1:00 pm-10:00 am

3 stops36h 00m

Geneva Geneve-Cointrin

Sat 1/31

1:00 pm-12:33 pm

3 stops32h 33m

$660

OntarioGeneva

ONT - GVA

ONTGVA

Ontario

Mon 8/18

5:05 am-9:55 am

2 stops19h 50m

Geneva Geneve-Cointrin

Wed 8/27

12:40 pm-5:37 pm

2 stops37h 57m

$682

OntarioGeneva

ONT - GVA

ONTGVA

Ontario

Sat 1/17

6:42 pm-10:00 am

2 stops30h 18m

Geneva Geneve-Cointrin

Sat 1/31

1:00 pm-12:33 pm

3 stops32h 33m

$854

OntarioGeneva

ONT - GVA

ONTGVA

Ontario

Sun 8/10

10:50 am-1:25 pm

2 stops17h 35m

Geneva Geneve-Cointrin

Tue 8/26

12:30 pm-10:48 pm

2 stops19h 18m

$2,968

OntarioGeneva

ONT - GVA

ONTGVA

Ontario

Sat 8/16

5:21 pm-10:00 pm

3 stops43h 39m

$467

OntarioGeneva

ONT - GVA

ONTGVA

Ontario

Sat 1/17

6:42 pm-7:35 am

2 stops27h 53m

$468

OntarioGeneva

ONT - GVA

ONTGVA

Ontario

Sat 1/17

1:00 pm-10:00 am

3 stops36h 00m

$474

OntarioGeneva

ONT - GVA

ONTGVA

Ontario

Tue 9/30

4:45 pm-8:35 pm

2 stops18h 50m

$1,334

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Best time to book a flight from Ontario to Lausanne

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

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

Currently, November is the cheapest month in which you can book a flight from Ontario to Lausanne (average of $676). Flying from Ontario 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 ONT to LS9?

Find hourly flight availability from Ontario 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 Ontario to Lausanne as you normally would.

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 United Airlines, American Airlines, and Air Canada from Ontario 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.
United Airlines
7.4
Good
8,900 reviews

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Food

6.6

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,900 reviews
United Airlines
7.4
Good
8,900 reviews

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Food

6.6

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,900 reviews

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Food

6.6

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Air Canada
7.1
Good
9,851 reviews
United Airlines
7.4
Good
8,900 reviews

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Food

6.6

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
British Airways
6.6
Okay
7,222 reviews
United Airlines
7.4
Good
8,900 reviews

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Food

6.6

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Ontario 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 Ontario to Lausanne?

    Located just 3.1 mi from the city center, Ontario is the airport most travelers will use when flying to Lausanne from Ontario. Booking flights from Ontario (ONT) to Lausanne should be relatively easy as there are 0 daily outbound flights to Lausanne from 1 airline.

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

    The cheapest airlines for a one-way flight from Ontario to Lausanne are United Airlines ($468), Air Canada ($474), and British Airways ($1,334).

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Ontario to Lausanne (average of $676). Flying from Ontario 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

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Top airline flying from Ontario to Lausanne

Discover the top airline that operate flights from Ontario 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
SWISSCheapest$677Average$699FlexibilityNo cancel feeOn-time79%

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