$437 Cheap Flights from Geneva (GVA) to Ontario (ONT)

View $437 flight on Thu, Nov 20, 2025Opens in a new window

Popular airlines from Geneva International Airport (GVA) to Los Angeles - Ontario Intl. Airport (ONT)

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Cheap Flights from Geneva to Ontario (GVA-ONT)

Prices were available within the past 7 days and start at $437 for one-way flights and $575 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Thu, Oct 30 - Tue, Nov 4
GVA
Geneva
ONT
Ontario
$575 Roundtrip, found 2 days ago
$575
Roundtrip
found 2 days ago
Select British Airways flight, departing Thu, Oct 30 from Geneva to Ontario, returning Tue, Nov 4, priced at $575 found 2 days ago
British Airways
Thu, Oct 30 - Tue, Nov 4
GVA
Geneva
ONT
Ontario
$600 Roundtrip, found 2 days ago
$600
Roundtrip
found 2 days ago
Select British Airways flight, departing Thu, Oct 30 from Geneva to Ontario, returning Tue, Nov 4, priced at $600 found 2 days ago
British Airways
Thu, Oct 30 - Tue, Nov 4
GVA
Geneva
ONT
Ontario
$609 Roundtrip, found 2 days ago
$609
Roundtrip
found 2 days ago
Select British Airways flight, departing Thu, Oct 30 from Geneva to Ontario, returning Tue, Nov 4, priced at $609 found 2 days ago
British Airways
Thu, Oct 30 - Tue, Nov 4
GVA
Geneva
ONT
Ontario
$634 Roundtrip, found 2 days ago
$634
Roundtrip
found 2 days ago
Select British Airways flight, departing Thu, Oct 30 from Geneva to Ontario, returning Tue, Nov 4, priced at $634 found 2 days ago
American Airlines
Thu, Oct 30 - Tue, Nov 4
GVA
Geneva
ONT
Ontario
$735 Roundtrip, found 2 days ago
$735
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Oct 30 from Geneva to Ontario, returning Tue, Nov 4, priced at $735 found 2 days ago
British Airways
Thu, Oct 30 - Tue, Nov 4
GVA
Geneva
ONT
Ontario
$735 Roundtrip, found 2 days ago
$735
Roundtrip
found 2 days ago
Select British Airways flight, departing Thu, Oct 30 from Geneva to Ontario, returning Tue, Nov 4, priced at $735 found 2 days ago
American Airlines
Thu, Oct 30 - Tue, Nov 4
GVA
Geneva
ONT
Ontario
$736 Roundtrip, found 2 days ago
$736
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Oct 30 from Geneva to Ontario, returning Tue, Nov 4, priced at $736 found 2 days ago
United
Thu, Oct 30 - Tue, Nov 4
GVA
Geneva
ONT
Ontario
$757 Roundtrip, found 2 days ago
$757
Roundtrip
found 2 days ago
Select United flight, departing Thu, Oct 30 from Geneva to Ontario, returning Tue, Nov 4, priced at $757 found 2 days ago
Austrian Airlines
Thu, Oct 30 - Tue, Nov 4
GVA
Geneva
ONT
Ontario
$766 Roundtrip, found 2 days ago
$766
Roundtrip
found 2 days ago
Select Austrian Airlines flight, departing Thu, Oct 30 from Geneva to Ontario, returning Tue, Nov 4, priced at $766 found 2 days ago
Brussels Airlines
Thu, Oct 30 - Tue, Nov 4
GVA
Geneva
ONT
Ontario
$779 Roundtrip, found 2 days ago
$779
Roundtrip
found 2 days ago
Select Brussels Airlines flight, departing Thu, Oct 30 from Geneva to Ontario, returning Tue, Nov 4, priced at $779 found 2 days ago

Frequently asked questions

How much does a flight from Cointrin Intl. Airport (GVA) to Los Angeles - Ontario Intl. Airport (ONT) cost?
Snag a cheap one-way flight from $437 or cheap return flight from $575 from Cointrin Intl. Airport (GVA) to Los Angeles - Ontario Intl. Airport (ONT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Cointrin Intl. Airport (GVA) to Los Angeles - Ontario Intl. Airport (ONT)?
Traveling in October can help you save, as it's the cheapest month for flights between GVA and ONT. You'll typically find the lowest prices during the off-season.
What is the cheapest airline that flies from Cointrin Intl. Airport (GVA) to Los Angeles - Ontario Intl. Airport (ONT)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find the carrier with the cheapest GVA to ONT flight.
How many flights per day from Cointrin Intl. Airport (GVA) to Los Angeles - Ontario Intl. Airport (ONT)?
There are no daily nonstop flights departing from Cointrin Intl. Airport (GVA) to Los Angeles - Ontario Intl. Airport (ONT). But you can opt for flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be cruising above the clouds before you know it.
What day of the week has the most flights from GVA to ONT?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can change based on various factors, including the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Cointrin Intl. Airport (GVA) to Los Angeles - Ontario Intl. Airport (ONT)?
Opt for a flight from Cointrin Intl. Airport (GVA) to Los Angeles - Ontario Intl. Airport (ONT) that leaves before 3 PM to reduce the risk of cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Cointrin Intl. Airport (GVA) to Los Angeles - Ontario Intl. Airport (ONT) last-minute?
Booking your plane ticket from GVA to ONT shortly before your trip is generally more expensive. However, if there's some wiggle room with your itinerary, you could bag a cheap last-minute fare.
Is it cheaper to book a GVA to ONT flight and hotel package?
Compared with arranging hotels and flights separately, booking a GVA to ONT flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one convenient place will take the hassle out of travel planning. Simply pick your flights and choose from our extensive range of hotels, then customize your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Cointrin Intl. Airport (GVA) to Los Angeles - Ontario Intl. Airport (ONT)?
If you booked your GVA to ONT flight within the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more information.

Travel information

Travel information

Origin airport
Cointrin Intl.
Destination airport
Los Angeles - Ontario Intl.
Roundtrip price
$574
Distance
5875 mi

Book with confidence

Book with confidence

Geneva to Ontario Flights

The cheapest times to fly from Geneva to Ontario

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Geneva to Ontario are during the month of October. You can find some of the cheapest flights from Geneva to Ontario with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Geneva to Ontario

Sunday is one of the best days to book for cheap flights from Geneva to Ontario: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Geneva to Ontario

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Geneva to Ontario in 2025. You can also book with separate airlines for your outbound and return journeys, from $437 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Geneva to Ontario flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Geneva to Ontario airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Geneva to Ontario Flights

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