$880 Cheap Flights from Hannover (HAJ) to Ontario (ONT)

View $880 flight on Wed, Oct 29, 2025Opens in a new window

Popular airlines from Hannover Airport (HAJ) to Los Angeles - Ontario Intl. Airport (ONT)

Cheap Flights from Hannover to Ontario (HAJ-ONT)

Prices were available within the past 7 days and start at $880 for one-way flights and $639 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Sat, Nov 22 - Fri, Dec 5
HAJ
Hannover
ONT
Ontario
$639 Roundtrip, found 14 hours ago
$639
Roundtrip
found 14 hours ago
Select British Airways flight, departing Sat, Nov 22 from Hannover to Ontario, returning Fri, Dec 5, priced at $639 found 14 hours ago
British Airways
Mon, Nov 10 - Thu, Nov 20
HAJ
Hannover
ONT
Ontario
$755 Roundtrip, found 2 days ago
$755
Roundtrip
found 2 days ago
Select British Airways flight, departing Mon, Nov 10 from Hannover to Ontario, returning Thu, Nov 20, priced at $755 found 2 days ago
British Airways
Mon, Nov 10 - Thu, Nov 20
HAJ
Hannover
ONT
Ontario
$760 Roundtrip, found 5 days ago
$760
Roundtrip
found 5 days ago
Select British Airways flight, departing Mon, Nov 10 from Hannover to Ontario, returning Thu, Nov 20, priced at $760 found 5 days ago
British Airways
Sat, Nov 22 - Fri, Dec 5
HAJ
Hannover
ONT
Ontario
$796 Roundtrip, found 14 hours ago
$796
Roundtrip
found 14 hours ago
Select British Airways flight, departing Sat, Nov 22 from Hannover to Ontario, returning Fri, Dec 5, priced at $796 found 14 hours ago
British Airways
Sat, Nov 22 - Fri, Dec 5
HAJ
Hannover
ONT
Ontario
$936 Roundtrip, found 14 hours ago
$936
Roundtrip
found 14 hours ago
Select British Airways flight, departing Sat, Nov 22 from Hannover to Ontario, returning Fri, Dec 5, priced at $936 found 14 hours ago
British Airways
Mon, Nov 10 - Thu, Nov 20
HAJ
Hannover
ONT
Ontario
$1,032 Roundtrip, found 4 days ago
$1,032
Roundtrip
found 4 days ago
Select British Airways flight, departing Mon, Nov 10 from Hannover to Ontario, returning Thu, Nov 20, priced at $1,032 found 4 days ago
British Airways
Thu, Sep 11 - Wed, Sep 24
HAJ
Hannover
ONT
Ontario
$1,535 Roundtrip, found 6 days ago
$1,535
Roundtrip
found 6 days ago
Select British Airways flight, departing Thu, Sep 11 from Hannover to Ontario, returning Wed, Sep 24, priced at $1,535 found 6 days ago
British Airways
Mon, Nov 10 - Fri, Nov 21
HAJ
Hannover
ONT
Ontario
$1,709 Roundtrip, found 4 days ago
$1,709
Roundtrip
found 4 days ago
Select British Airways flight, departing Mon, Nov 10 from Hannover to Ontario, returning Fri, Nov 21, priced at $1,709 found 4 days ago
British Airways
Mon, Nov 10 - Thu, Nov 20
HAJ
Hannover
ONT
Ontario
$1,710 Roundtrip, found 5 days ago
$1,710
Roundtrip
found 5 days ago
Select British Airways flight, departing Mon, Nov 10 from Hannover to Ontario, returning Thu, Nov 20, priced at $1,710 found 5 days ago
British Airways
Sat, Sep 27 - Thu, Oct 2
HAJ
Hannover
ONT
Ontario
$1,766 Roundtrip, found 6 days ago
$1,766
Roundtrip
found 6 days ago
Select British Airways flight, departing Sat, Sep 27 from Hannover to Ontario, returning Thu, Oct 2, priced at $1,766 found 6 days ago

Alternative airports near Ontario

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to John Wayne SNA. Cheapest option available. Average driving time to city center is 42 minutes. Flights from $709
SNA
John Wayne
Cheapest
Average driving time to city center42 min
Flights from $709
Flights from Hannover (HAJ) to Ontario (ONT)
Origin airport
Hannover
Destination airport
Los Angeles - Ontario Intl.
Roundtrip price
$638
Distance
5668 mi

Hannover to Ontario Flights

The cheapest times to fly from Hannover 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 Hannover to Ontario are during the month of November. You can find some of the cheapest flights from Hannover to Ontario with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Hannover to Ontario

Sunday is one of the best days to book for cheap flights from Hannover 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 Hannover 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 Hannover to Ontario in 2025. You can also book with separate airlines for your outbound and return journeys, from $880 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 Hannover 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 Hannover 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.

 

Frequently asked questions

How much does a flight from Hannover Airport (HAJ) to Los Angeles - Ontario Intl. Airport (ONT) cost?
Snag a cheap one-way flight from $880 or cheap return flight from $639 from Hannover Airport (HAJ) to Los Angeles - Ontario Intl. Airport (ONT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Hannover Airport (HAJ) to Los Angeles - Ontario Intl. Airport (ONT)?
The cheapest month to fly from HAJ to ONT is November, when demand is low. Off-peak months are usually when better flight deals are available between these airports.
What is the cheapest airline that flies from Hannover Airport (HAJ) to Los Angeles - Ontario Intl. Airport (ONT)?
Use the filter tool on Expedia to compare different airlines and find the cheapest carrier that'll fly you from HAJ to ONT. Then, sort your results by "Price (lowest to highest)" to pick up a great deal.
How many flights per day from Hannover Airport (HAJ) to Los Angeles - Ontario Intl. Airport (ONT)?
Nonstop flights from Hannover Airport (HAJ) to Los Angeles - Ontario Intl. Airport (ONT) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from HAJ to ONT?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can vary depending on a number of factors, including the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Hannover Airport (HAJ) to Los Angeles - Ontario Intl. Airport (ONT)?
To reach Los Angeles - Ontario Intl. Airport (ONT) on time, opt for a flight that takes off from Hannover Airport (HAJ) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**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 Hannover Airport (HAJ) to Los Angeles - Ontario Intl. Airport (ONT) last-minute?
Waiting until just before your trip to book a ticket from HAJ to ONT often results in higher prices. Although you may find some last-minute deals, they're not always guaranteed. Be flexible with your travel plans to boost your chances of scoring a bargain.
Is it cheaper to book a HAJ to ONT flight and hotel package?
Compared with arranging flights and hotels separately, booking a HAJ to ONT flight and hotel package with Expedia could result in significant savings. What's more, having everything in one convenient place takes the hassle out of planning your trip. Simply pick your flights and choose from our extensive range of stays, then tailor your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Hannover Airport (HAJ) to Los Angeles - Ontario Intl. Airport (ONT)?
Typically, you can cancel or reschedule your HAJ to ONT flight. However, there may be additional fees, especially if you made your booking over 24 hours ago. Double-check your itinerary for the airline's policies and fees on flight changes, or if you need more information, go to our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.