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$458+ 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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
GVA — ONT
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap 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 December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/11. 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.
Fri 12/129:15 amGVA - ONT
2 stops21h 34mUnited Airlines
Fri 12/196:04 amONT - GVA
2 stops18h 56mUnited Airlines
Deal found 12/11$1,807
This Cheapflightsfares deal was found by Cheapflights users on 12/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1212:10 pmGVA - ONT
2 stops19h 18mBritish Airways
Sun 1/114:45 pmONT - GVA
2 stops16h 00mBritish Airways
Deal found 12/11$1,981
This Cheapflightsfares deal was found by Cheapflights users on 12/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1312:25 pmGVA - ONT
2 stops19h 03mBritish Airways
Wed 12/174:47 pmONT - GVA
2 stops16h 03mBritish Airways
Deal found 12/11$4,125

Find 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 December 12, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$739
(United Airlines)

One-way from

$458
(American Airlines)

Popular in

July

Cheapest in

February

Average price

$721
Provider with most accurate pricing for Geneva Geneve-Cointrin-Los Angeles flight deals.
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Provider most trusted by Cheapflights users for Geneva Geneve-Cointrin-Los Angeles flights.
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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 ($94 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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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 December 12, 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

Thu 4/23

6:10 am-8:46 pm

2 stops23h 36m

Ontario

Mon 4/27

6:53 pm-7:40 am

2 stops51h 47m

$739

GenevaOntario

GVA - ONT

GVAONT

Geneva Geneve-Cointrin

Sat 1/24

6:45 am-5:51 pm

2 stops20h 06m

Ontario

Sat 1/31

1:53 pm-7:35 am

2 stops32h 42m

$739

GenevaOntario

GVA - ONT

GVAONT

Geneva Geneve-Cointrin

Wed 3/25

9:10 am-10:25 pm

2 stops21h 15m

Ontario

Wed 4/1

6:00 am-7:40 am

2 stops16h 40m

$741

GenevaOntario

GVA - ONT

GVAONT

Geneva Geneve-Cointrin

Mon 4/13

12:45 pm-10:26 pm

2 stops18h 41m

Ontario

Thu 4/23

7:00 am-9:55 am

2 stops17h 55m

$896

GenevaOntario

GVA - ONT

GVAONT

Geneva Geneve-Cointrin

Sat 1/24

6:45 am-8:58 pm

3 stops23h 13m

Ontario

Sat 1/31

5:05 am-10:00 am

2 stops19h 55m

$899

GenevaOntario

GVA - ONT

GVAONT

Geneva Geneve-Cointrin

Sat 4/11

12:45 pm-10:26 pm

2 stops18h 41m

Ontario

Sat 4/18

7:00 am-9:55 am

2 stops17h 55m

$1,394

GenevaOntario

GVA - ONT

GVAONT

Geneva Geneve-Cointrin

Sat 4/4

12:45 pm-10:26 pm

2 stops18h 41m

Ontario

Fri 4/17

7:00 am-9:55 am

2 stops17h 55m

$1,650

GenevaOntario

GVA - ONT

GVAONT

Geneva Geneve-Cointrin

Tue 1/27

9:15 am-9:58 pm

2 stops21h 43m

Ontario

Thu 1/29

6:00 am-7:25 am

2 stops16h 25m

$2,104

GenevaOntario

GVA - ONT

GVAONT

Geneva Geneve-Cointrin

Sun 1/25

7:25 am-10:53 pm

2 stops24h 28m

Ontario

Sun 2/1

5:05 am-7:25 am

2 stops17h 20m

$2,399

GenevaOntario

GVA - ONT

GVAONT

Geneva Geneve-Cointrin

Sun 4/5

12:45 pm-10:26 pm

2 stops18h 41m

Ontario

Thu 4/16

7:00 am-9:55 am

2 stops17h 55m

$7,373

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 22 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, September is the cheapest month in which you can book a flight from Geneva to Ontario (average of $520). Flying from Geneva to Ontario in July is currently the most expensive (average of $626). 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 23h 36m. The distance between Geneva and Ontario is about 5872 mi.

  • 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, September is the cheapest month in which you can book a flight from Geneva to Ontario (average of $520). Flying from Geneva to Ontario in July is currently the most expensive (average of $626). 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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