$426 Cheap Flights from Ontario (ONT) to Düsseldorf (DUS)

View $426 flight on Sun, Jul 27, 2025Opens in a new window

Popular airlines from Los Angeles - Ontario Intl. Airport (ONT) to Düsseldorf Intl. Airport (DUS)

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Cheap Flights from Ontario to Düsseldorf (ONT-DUS)

Prices were available within the past 7 days and start at $426 for one-way flights and $613 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, Nov 15 - Fri, Nov 21
ONT
Ontario
DUS
Düsseldorf
$613 Roundtrip, found 1 day ago
$613
Roundtrip
found 1 day ago
Select United flight, departing Sat, Nov 15 from Ontario to Düsseldorf, returning Fri, Nov 21, priced at $613 found 1 day ago
United
Sat, Nov 15 - Fri, Nov 21
ONT
Ontario
DUS
Düsseldorf
$618 Roundtrip, found 1 day ago
$618
Roundtrip
found 1 day ago
Select United flight, departing Sat, Nov 15 from Ontario to Düsseldorf, returning Fri, Nov 21, priced at $618 found 1 day ago
United
Sat, Nov 15 - Fri, Nov 21
ONT
Ontario
DUS
Düsseldorf
$624 Roundtrip, found 1 day ago
$624
Roundtrip
found 1 day ago
Select United flight, departing Sat, Nov 15 from Ontario to Düsseldorf, returning Fri, Nov 21, priced at $624 found 1 day ago
United
Sat, Nov 15 - Fri, Nov 21
ONT
Ontario
DUS
Düsseldorf
$629 Roundtrip, found 1 day ago
$629
Roundtrip
found 1 day ago
Select United flight, departing Sat, Nov 15 from Ontario to Düsseldorf, returning Fri, Nov 21, priced at $629 found 1 day ago
United
Sat, Nov 15 - Fri, Nov 21
ONT
Ontario
DUS
Düsseldorf
$663 Roundtrip, found 1 day ago
$663
Roundtrip
found 1 day ago
Select United flight, departing Sat, Nov 15 from Ontario to Düsseldorf, returning Fri, Nov 21, priced at $663 found 1 day ago
United
Sat, Nov 15 - Fri, Nov 21
ONT
Ontario
DUS
Düsseldorf
$668 Roundtrip, found 1 day ago
$668
Roundtrip
found 1 day ago
Select United flight, departing Sat, Nov 15 from Ontario to Düsseldorf, returning Fri, Nov 21, priced at $668 found 1 day ago
United
Sat, Nov 15 - Fri, Nov 21
ONT
Ontario
DUS
Düsseldorf
$669 Roundtrip, found 1 day ago
$669
Roundtrip
found 1 day ago
Select United flight, departing Sat, Nov 15 from Ontario to Düsseldorf, returning Fri, Nov 21, priced at $669 found 1 day ago
United
Sat, Nov 15 - Fri, Nov 21
ONT
Ontario
DUS
Düsseldorf
$674 Roundtrip, found 1 day ago
$674
Roundtrip
found 1 day ago
Select United flight, departing Sat, Nov 15 from Ontario to Düsseldorf, returning Fri, Nov 21, priced at $674 found 1 day ago
British Airways
Wed, Apr 22 - Mon, May 4
ONT
Ontario
DUS
Düsseldorf
$835 Roundtrip, found 1 day ago
$835
Roundtrip
found 1 day ago
Select British Airways flight, departing Wed, Apr 22 from Ontario to Düsseldorf, returning Mon, May 4, priced at $835 found 1 day ago
Alaska Airlines
Sun, Jul 27 - Sun, Aug 17
ONT
Ontario
DUS
Düsseldorf
$910 Roundtrip, found 5 hours ago
$910
Roundtrip
found 5 hours ago
Select Alaska Airlines flight, departing Sun, Jul 27 from Ontario to Düsseldorf, returning Sun, Aug 17, priced at $910 found 5 hours ago

Alternative airports near Düsseldorf

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

Select flight to Duesseldorf Intl. DUS. Cheapest and Closest option available. Average driving time to city center is 10 minutes. Flights from $1,265
DUS
Duesseldorf Intl.
CheapestClosest
Average driving time to city center10 min
Flights from $1,265
Flights from Ontario (ONT) to Düsseldorf (DUS)
Origin airport
Los Angeles - Ontario Intl.
Destination airport
Düsseldorf Intl.
Airlines serving
American Airlines, British Airways, Delta, Iberia, KLM, United
Roundtrip price
$613
Distance
5643 mi

Ontario to Düsseldorf Flights

The cheapest times to fly from Ontario to Düsseldorf

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

 

The best time to book a flight from Ontario to Düsseldorf

Sunday is one of the best days to book for cheap flights from Ontario to Düsseldorf: 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 Ontario to Düsseldorf

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 Ontario to Düsseldorf in 2025. You can also book with separate airlines for your outbound and return journeys, from $426 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 Ontario to Düsseldorf 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 Ontario to Düsseldorf 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 Los Angeles - Ontario Intl. Airport (ONT) to Duesseldorf Intl. Airport (DUS) cost?
Discover the latest flight deals from ONT to DUS by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from ONT to DUS?
The cheapest flights from ONT to DUS are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from ONT to DUS?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from ONT to DUS. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Los Angeles - Ontario Intl. Airport (ONT) to Duesseldorf Intl. Airport (DUS)?
You'll have to hop on a flight with a layover if you're traveling from Los Angeles - Ontario Intl. Airport (ONT) to Duesseldorf Intl. Airport (DUS). Direct flights don't operate daily on this route. However, just filter your search to include one or two stops to discover the best option for your trip.
What day of the week has the most flights from ONT to DUS?
Generally you'll find the greatest selection of flight options on a Friday. Tuesdays tend to be the quietest.* But this can change based on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Los Angeles - Ontario Intl. Airport (ONT) to Duesseldorf Intl. Airport (DUS)?
To avoid potential delays on the Los Angeles - Ontario Intl. Airport (ONT) to Duesseldorf Intl. Airport (DUS) route, travel before 3 PM. Departures after this time have a 22% higher chance of cancellation.**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 Los Angeles - Ontario Intl. Airport (ONT) to Duesseldorf Intl. Airport (DUS) last-minute?
Waiting until just before your trip to book a flight from ONT to DUS generally means paying more. While it's possible to find some last-minute offers, they aren't always guaranteed. Be flexible with your itinerary for a better chance of scoring a bargain.
Is it cheaper to book an ONT to DUS flight and hotel package?
You'll generally save money by securing an ONT to DUS flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. After selecting your ideal accommodations and flights, you can add extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Los Angeles - Ontario Intl. Airport (ONT) to Duesseldorf Intl. Airport (DUS)?
Typically, it's possible to cancel or reschedule your ONT to DUS flight. However, if it's been more than 24 hours since booking, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.