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Lausanne

$447+ 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 5/17. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — GVA
May 6 — May 131
Tue 5/6
Tue 5/13
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 May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$728
(United Airlines)

One-way from

$447
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$1,022
Provider with most accurate pricing for Los Angeles-Geneva Geneve-Cointrin flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-Geneva Geneve-Cointrin flights.
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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. 17% potential increase in price ($198 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in May 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 May 1, 2025.

This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/106:04 amONT - GVA
2 stops16h 26mUnited Airlines
Fri 9/199:20 amGVA - ONT
2 stops21h 05mUnited Airlines
Deal found 4/29$728
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/317:00 amONT - GVA
2 stops17h 55mMultiple Airlines
Mon 9/1512:40 pmGVA - ONT
2 stops16h 53mMultiple Airlines
Deal found 4/29$869
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/227:05 amONT - GVA
2 stops18h 40mDelta
Wed 7/3012:45 pmGVA - ONT
2 stops30h 45mDelta
Deal found 4/30$913
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 6/15:10 amONT - GVA
3 stops19h 45mAir Canada
Sun 6/812:40 pmGVA - ONT
3 stops32h 51mAir Canada
Deal found 4/30$1,042
This Iberia 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/223:00 pmONT - GVA
2 stops18h 05mIberia
Tue 10/77:00 amGVA - ONT
2 stops24h 00mIberia
Deal found 4/29$1,067
This British Airways 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/214:45 pmONT - GVA
2 stops18h 50mBritish Airways
Sun 7/2712:35 pmGVA - ONT
2 stops18h 03mBritish Airways
Deal found 4/30$1,198

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 May 1, 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

Wed 9/10

6:04 am-7:30 am

2 stops16h 26m

Geneva Geneve-Cointrin

Fri 9/19

9:20 am-9:25 pm

2 stops21h 05m

$728

OntarioGeneva

ONT - GVA

ONTGVA

Ontario

Sun 8/31

7:00 am-9:55 am

2 stops17h 55m

Geneva Geneve-Cointrin

Mon 9/15

12:40 pm-8:33 pm

2 stops16h 53m

$869

OntarioGeneva

ONT - GVA

ONTGVA

Ontario

Tue 7/22

7:05 am-10:45 am

2 stops18h 40m

Geneva Geneve-Cointrin

Wed 7/30

12:45 pm-10:30 am

2 stops30h 45m

$913

OntarioGeneva

ONT - GVA

ONTGVA

Ontario

Sun 6/1

5:10 am-9:55 am

3 stops19h 45m

Geneva Geneve-Cointrin

Sun 6/8

12:40 pm-12:31 pm

3 stops32h 51m

$1,042

OntarioGeneva

ONT - GVA

ONTGVA

Ontario

Mon 9/22

3:00 pm-6:05 pm

2 stops18h 05m

Geneva Geneve-Cointrin

Tue 10/7

7:00 am-10:00 pm

2 stops24h 00m

$1,067

OntarioGeneva

ONT - GVA

ONTGVA

Ontario

Mon 7/21

4:45 pm-8:35 pm

2 stops18h 50m

Geneva Geneve-Cointrin

Sun 7/27

12:35 pm-9:38 pm

2 stops18h 03m

$1,198

OntarioGeneva

ONT - GVA

ONTGVA

Ontario

Sat 5/17

1:15 pm-10:05 am

3 stops59h 50m

$447

OntarioGeneva

ONT - GVA

ONTGVA

Ontario

Fri 9/12

5:09 pm-11:00 am

2 stops32h 51m

$517

OntarioGeneva

ONT - GVA

ONTGVA

Ontario

Sun 10/5

10:54 am-1:25 pm

2 stops17h 31m

$596

OntarioGeneva

ONT - GVA

ONTGVA

Ontario

Wed 5/14

6:08 am-7:40 am

2 stops16h 32m

$608

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 11 results
1
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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 $1,186). 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 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 May 1, 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.

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.
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

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

Overall

8.0

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

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

Overall

8.0

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

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.
Air Canada
7.0
Good
9,245 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

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.
Iberia
7.0
Good
2,700 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

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.
British Airways
6.6
Okay
6,845 reviews
Delta
8.0
Very good
7,934 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

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 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 British Airways ($517), Iberia ($596), and United Airlines ($608).

  • 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 $1,186). 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

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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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$677Average$777FlexibilityNo cancel feeOn-time79%

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