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Düsseldorf

$419+ Cheap flights from Ontario (ONT) to Düsseldorf

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 7/20. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — DUS
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap flight deals from Ontario to Düsseldorf

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Düsseldorf (DU1). 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 July 3, 2025.

Round-trip from

$614
(United Airlines)

One-way from

$419
(United Airlines)

Popular in

June

Cheapest in

February

Average price

$1,116
From Ontario to Düsseldorf
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One-way flight from Ontario to Düsseldorf
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Highest demand for flights based on searches. 20% potential increase in price ($218 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Ontario to Düsseldorf

Cheapest flights from Ontario to Düsseldorf
Explore the most affordable flight options available from Ontario to Düsseldorf. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This United Airlines deal was found by Cheapflights users on 7/2. 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 8/136:00 amONT - DUS
2 stops21h 40mUnited Airlines
Tue 8/193:10 pmDUS - ONT
2 stops38h 23mUnited Airlines
Deal found 7/2$614
This Priceline deal was found by Cheapflights users on 7/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/294:45 pmONT - DUS
2 stops19h 20mBritish Airways
Sat 8/167:10 amDUS - ONT
2 stops20h 14mBritish Airways
Deal found 7/2$1,366
This Iberia deal was found by Cheapflights users on 7/1. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/292:37 pmONT - DUS
2 stops19h 33mIberia
Sat 8/1611:55 amDUS - ONT
2 stops19h 53mIberia
Deal found 7/1$1,374
This Qatar Airways deal was found by Cheapflights users on 7/3. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/232:54 pmONT - DUS
2 stops31h 56mQatar Airways
Fri 10/33:25 pmDUS - ONT
2 stops31h 25mQatar Airways
Deal found 7/3$1,838
This American Airlines deal was found by Cheapflights users on 7/2. 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 12/203:06 pmONT - DUS
2 stops19h 34mAmerican Airlines
Tue 12/3010:30 amDUS - ONT
2 stops20h 33mAmerican Airlines
Deal found 7/2$2,328
This Mytrip deal was found by Cheapflights users on 7/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/212:45 amONT - DUS
2 stops35h 35mMultiple Airlines
Mon 7/149:10 amDUS - ONT
3 stops22h 37mMultiple Airlines
Deal found 7/2$4,858

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to Düsseldorf 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 July 3, 2025.
Use the filters below to find and compare flights from Ontario to Düsseldorf that are best for you.

Fly from

Ontario

Fly to

Düsseldorf

Route

Depart

Return

Price

OntarioDüsseldorf

ONT - DUS

ONTDUS

Ontario

Wed 8/13

6:00 am-12:40 pm

2 stops21h 40m

Duesseldorf Intl

Tue 8/19

3:10 pm-8:33 pm

2 stops38h 23m

$614

OntarioDüsseldorf

ONT - DUS

ONTDUS

Ontario

Tue 7/29

4:45 pm-9:05 pm

2 stops19h 20m

Duesseldorf Intl

Sat 8/16

7:10 am-6:24 pm

2 stops20h 14m

$1,366

OntarioDüsseldorf

ONT - DUS

ONTDUS

Ontario

Tue 7/29

2:37 pm-7:10 pm

2 stops19h 33m

Duesseldorf Intl

Sat 8/16

11:55 am-10:48 pm

2 stops19h 53m

$1,374

OntarioDüsseldorf

ONT - DUS

ONTDUS

Ontario

Tue 9/23

2:54 pm-7:50 am

2 stops31h 56m

Duesseldorf Intl

Fri 10/3

3:25 pm-1:50 pm

2 stops31h 25m

$1,838

OntarioDüsseldorf

ONT - DUS

ONTDUS

Ontario

Sat 12/20

3:06 pm-7:40 pm

2 stops19h 34m

Duesseldorf Intl

Tue 12/30

10:30 am-10:03 pm

2 stops20h 33m

$2,328

OntarioDüsseldorf

ONT - DUS

ONTDUS

Ontario

Sun 7/20

7:00 am-2:05 pm

2 stops22h 05m

$419

OntarioDüsseldorf

ONT - DUS

ONTDUS

Ontario

Tue 7/15

12:00 pm-7:50 am

2 stops34h 50m

$838

OntarioDüsseldorf

ONT - DUS

ONTDUS

Ontario

Thu 7/17

12:59 am-9:05 pm

2 stops35h 06m

$1,168

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Best time to book a flight from Ontario to Düsseldorf

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

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

Currently, February is the cheapest month in which you can book a flight from Ontario to Düsseldorf (average of $662). Flying from Ontario to Düsseldorf in June is currently the most expensive (average of $1,059). 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.

Reviews of airlines servicing Düsseldorf

Get insights into the airlines that provide service to Düsseldorf. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Düsseldorf. Reviews last updated July 3, 2025.
See what other customers who have flown with Qatar Airways, United Airlines, and American Airlines from Ontario to Düsseldorf have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Qatar Airways
7.4
Good
3,594 reviews

Overall

7.4

Crew

7.9

Entertainment

7.4

Boarding

7.5

Food

7.3

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

fa,May 2025

PHL - DOH

The best,the staff was experienced,cheerful, professional,I will use from now on more frequently American airlines
Qatar Airways
7.4
Good
3,594 reviews
Qatar Airways
7.4
Good
3,594 reviews

Overall

7.4

Crew

7.9

Entertainment

7.4

Boarding

7.5

Food

7.3

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

fa,May 2025

PHL - DOH

The best,the staff was experienced,cheerful, professional,I will use from now on more frequently American airlines
United Airlines
7.4
Good
8,861 reviews
Qatar Airways
7.4
Good
3,594 reviews

Overall

7.4

Crew

7.9

Entertainment

7.4

Boarding

7.5

Food

7.3

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

fa,May 2025

PHL - DOH

The best,the staff was experienced,cheerful, professional,I will use from now on more frequently American airlines
American Airlines
7.2
Good
10,000 reviews
Qatar Airways
7.4
Good
3,594 reviews

Overall

7.4

Crew

7.9

Entertainment

7.4

Boarding

7.5

Food

7.3

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

fa,May 2025

PHL - DOH

The best,the staff was experienced,cheerful, professional,I will use from now on more frequently American airlines
Iberia
7.0
Good
2,820 reviews
Qatar Airways
7.4
Good
3,594 reviews

Overall

7.4

Crew

7.9

Entertainment

7.4

Boarding

7.5

Food

7.3

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

fa,May 2025

PHL - DOH

The best,the staff was experienced,cheerful, professional,I will use from now on more frequently American airlines
British Airways
6.6
Okay
7,093 reviews
Qatar Airways
7.4
Good
3,594 reviews

Overall

7.4

Crew

7.9

Entertainment

7.4

Boarding

7.5

Food

7.3

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

fa,May 2025

PHL - DOH

The best,the staff was experienced,cheerful, professional,I will use from now on more frequently American airlines

Related info for your journey

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

  • What airport do you fly from for flights from Ontario to Düsseldorf?

    Located just 3.1 mi from the city center, Ontario is the airport most travelers will use when flying to Düsseldorf from Ontario. Booking flights from Ontario (ONT) to Düsseldorf should be relatively easy as there are 0 daily outbound flights to Düsseldorf from 0 different airlines.

  • What are the cheapest airlines to fly from Ontario to Düsseldorf one-way?

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as $419. Users have also found prices from $838 and $1,168 on Qatar Airways and British Airways, respectively.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Ontario to Düsseldorf (average of $662). Flying from Ontario to Düsseldorf in June is currently the most expensive (average of $1,059). 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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