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$434+ Cheap flights from Geneva (GVA) to Ontario (ONT)

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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
GVA — ONT
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Geneva to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Geneva (GVA) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$566
(American Airlines)

One-way from

$434
(American Airlines)

Popular in

July

Cheapest in

February

Average price

$643
From Geneva Geneve-Cointrin to Ontario
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One-way flight from Geneva Geneve-Cointrin to Ontario
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Highest demand for flights based on searches. 11% potential increase in price ($90 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($14 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 Geneva to Ontario

Cheapest flights from Geneva to Ontario
Explore the most affordable flight options available from Geneva to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This American Airlines deal was found by Cheapflights users on 9/11. 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.
Sat 9/277:20 amGVA - ONT
2 stops20h 34mAmerican Airlines
Wed 10/110:35 pmONT - GVA
2 stops37h 00mAmerican Airlines
Deal found 9/11$566
This Expedia deal was found by Cheapflights users on 9/11. 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.
Wed 12/106:50 pmGVA - ONT
2 stops32h 28mBritish Airways
Wed 12/174:47 pmONT - GVA
2 stops17h 03mBritish Airways
Deal found 9/11$592
This United Airlines deal was found by Cheapflights users on 9/11. 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 12/101:50 pmGVA - ONT
3 stops41h 59mUnited Airlines
Wed 12/175:05 amONT - GVA
2 stops17h 20mUnited Airlines
Deal found 9/11$614
This CheapTickets.ch deal was found by Cheapflights users on 9/9. 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 CheapTickets.ch is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/96:30 amGVA - ONT
2 stops24h 58mMultiple Airlines
Sun 12/1410:47 amONT - GVA
2 stops20h 23mMultiple Airlines
Deal found 9/9$761
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Sat 9/277:30 amGVA - ONT
2 stops22h 54mUnited Airlines
Wed 10/15:05 amONT - GVA
3 stops20h 30mUnited Airlines
Deal found 9/11$821
This United Airlines deal was found by Cheapflights users on 9/11. 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 10/2610:20 amGVA - ONT
2 stops20h 31mUnited Airlines
Sun 11/25:05 amONT - GVA
2 stops19h 55mUnited Airlines
Deal found 9/11$1,077
This British Airways deal was found by Cheapflights users on 9/10. 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.
Thu 9/117:00 amGVA - ONT
2 stops20h 12mBritish Airways
Wed 10/110:54 amONT - GVA
2 stops18h 26mBritish Airways
Deal found 9/10$1,097
This American Airlines deal was found by Cheapflights users on 9/11. 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.
Fri 12/191:10 pmGVA - ONT
2 stops19h 36mAmerican Airlines
Sun 1/412:56 pmONT - GVA
2 stops17h 34mAmerican Airlines
Deal found 9/11$1,127
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Tue 12/231:10 pmGVA - ONT
2 stops19h 36mAmerican Airlines
Fri 1/24:45 pmONT - GVA
2 stops16h 55mAmerican Airlines
Deal found 9/10$1,239
This United Airlines deal was found by Cheapflights users on 9/10. 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 12/239:10 amGVA - ONT
2 stops36h 28mUnited Airlines
Fri 1/211:59 pmONT - GVA
2 stops22h 36mUnited Airlines
Deal found 9/10$1,319
This Air Canada deal was found by Cheapflights users on 9/11. 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.
Tue 12/231:00 pmGVA - ONT
2 stops42h 25mMultiple Airlines
Fri 1/25:05 amONT - GVA
3 stops43h 55mMultiple Airlines
Deal found 9/11$1,354

Cheapflights Fare Finder

 
Customize your flight search to find flights from Geneva to Ontario 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 11, 2025.
Use the filters below to find and compare flights from Geneva to Ontario that are best for you.

Fly from

Geneva

Fly to

Ontario

Route

Depart

Return

Price

GenevaOntario

GVA - ONT

GVAONT

Geneva Geneve-Cointrin

Sat 9/27

7:20 am-6:54 pm

2 stops20h 34m

Ontario

Wed 10/1

10:35 pm-8:35 pm

2 stops37h 00m

$566

GenevaOntario

GVA - ONT

GVAONT

Geneva Geneve-Cointrin

Wed 12/10

1:50 pm-10:49 pm

3 stops41h 59m

Ontario

Wed 12/17

5:05 am-7:25 am

2 stops17h 20m

$614

GenevaOntario

GVA - ONT

GVAONT

Geneva Geneve-Cointrin

Sat 9/27

7:30 am-9:24 pm

2 stops22h 54m

Ontario

Wed 10/1

5:05 am-10:35 am

3 stops20h 30m

$821

GenevaOntario

GVA - ONT

GVAONT

Geneva Geneve-Cointrin

Sat 1/24

1:00 pm-10:26 pm

2 stops18h 26m

Ontario

Sat 1/31

6:00 am-10:00 am

2 stops19h 00m

$1,059

GenevaOntario

GVA - ONT

GVAONT

Geneva Geneve-Cointrin

Sun 10/26

10:20 am-10:51 pm

2 stops20h 31m

Ontario

Sun 11/2

5:05 am-10:00 am

2 stops19h 55m

$1,077

GenevaOntario

GVA - ONT

GVAONT

Geneva Geneve-Cointrin

Tue 12/23

1:00 pm-9:07 pm

2 stops41h 07m

Ontario

Fri 1/2

11:59 pm-10:00 am

2 stops25h 01m

$1,097

GenevaOntario

GVA - ONT

GVAONT

Geneva Geneve-Cointrin

Tue 12/23

1:10 pm-11:46 pm

2 stops19h 36m

Ontario

Fri 1/2

4:45 pm-6:40 pm

2 stops16h 55m

$1,239

GenevaOntario

GVA - ONT

GVAONT

Geneva Geneve-Cointrin

Sun 2/1

12:15 pm-10:02 pm

2 stops18h 47m

Ontario

Fri 2/6

5:03 pm-5:40 pm

2 stops15h 37m

$1,246

GenevaOntario

GVA - ONT

GVAONT

Geneva Geneve-Cointrin

Mon 12/22

1:00 pm-10:25 pm

2 stops18h 25m

Ontario

Thu 1/8

6:00 am-10:00 am

2 stops19h 00m

$1,355

GenevaOntario

GVA - ONT

GVAONT

Geneva Geneve-Cointrin

Wed 11/5

7:05 am-6:21 pm

2 stops20h 16m

$434

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 21 results
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Best time to book a flight from Geneva to Ontario

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

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

Currently, August is the cheapest month in which you can book a flight from Geneva to Ontario (average of $246). Flying from Geneva to Ontario in March is currently the most expensive (average of $328). 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.

Related info for your journey

Find useful and relevant information for your journey from Geneva to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Geneva to Ontario?

    Departing from Geneva to Ontario will take you 20h 34m. The distance between Geneva and Ontario is about 5872 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Geneva to Ontario (average of $246). Flying from Geneva to Ontario in March is currently the most expensive (average of $328). 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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