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Cheap flights from Ontario to Düsseldorf from $348

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Düsseldorf departing on 11/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Ontario to Düsseldorf

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
9:01 am - 12:40 pm
ONT
-
DUS
18h 39m
2 stops
United Airlines Logo
10:40 am - 10:49 pm
DUS
-
ONT
21h 09m
2 stops
$988United Airlines
Wed, Sep 2 - Wed, Sep 30
United Airlines Logo
6:08 am - 2:30 pm
ONT
-
DUS
23h 22m
2 stops
United Airlines Logo
10:40 am - 10:49 pm
DUS
-
ONT
21h 09m
2 stops
$1,004United Airlines
Sun, Sep 20 - Fri, Oct 2
United Airlines Logo
5:00 am - 2:30 pm
ONT
-
DUS
24h 30m
2 stops
United Airlines Logo
3:10 pm - 5:41 pm
DUS
-
ONT
35h 31m
2 stops
$1,025United Airlines
Sun, Sep 20 - Mon, Oct 5
United Airlines Logo
9:00 am - 1:45 pm
ONT
-
DUS
19h 45m
2 stops
United Airlines Logo
6:20 am - 6:29 pm
DUS
-
ONT
21h 09m
2 stops
$1,050United Airlines
Wed, Nov 25 - Mon, Nov 30
Delta Logo
12:17 pm - 4:00 pm
ONT
-
DUS
18h 43m
2 stops
Delta Logo
6:55 am - 10:40 pm
DUS
-
ONT
24h 45m
2 stops
$1,058Delta
Wed, Sep 23 - Sun, Oct 4
United Airlines Logo
1:24 pm - 1:55 pm
ONT
-
DUS
15h 31m
2 stops
United Airlines Logo
3:10 pm - 10:59 pm
DUS
-
ONT
16h 49m
2 stops
$1,065United Airlines
Thu, Sep 24 - Thu, Oct 1
United Airlines Logo
1:24 pm - 1:55 pm
ONT
-
DUS
15h 31m
2 stops
United Airlines Logo
3:10 pm - 5:41 pm
DUS
-
ONT
35h 31m
2 stops
$1,085United Airlines
Thu, Sep 24 - Mon, Oct 5
United Airlines Logo
9:01 am - 12:40 pm
ONT
-
DUS
18h 39m
2 stops
United Airlines Logo
3:10 pm - 10:59 pm
DUS
-
ONT
16h 49m
2 stops
$1,108United Airlines
Thu, Sep 17 - Mon, Sep 28
United Airlines Logo
5:00 am - 1:45 pm
ONT
-
DUS
23h 45m
2 stops
United Airlines Logo
10:40 am - 9:57 am
DUS
-
ONT
32h 17m
2 stops
$1,115United Airlines
Wed, Dec 16 - Wed, Dec 23
United Airlines Logo
1:24 pm - 1:55 pm
ONT
-
DUS
15h 31m
2 stops
United Airlines Logo
6:00 am - 5:46 pm
DUS
-
ONT
20h 46m
2 stops
$1,125United Airlines
Thu, Sep 24 - Sat, Oct 3

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United Airlines flights from Ontario to Duesseldorf Intl Airport

Our best United Airlines deals on Ontario to Duesseldorf Intl Airport flight tickets
United Airlines
Sep 2
ONT9:01 amOntario
18h 39m
2 stops
DUS12:40 pmDuesseldorf Intl
Sep 30
DUS10:40 amDuesseldorf Intl
21h 09m
2 stops
ONT10:49 pmOntario
$988
United Airlines
Sep 20
ONT7:00 amOntario
22h 30m
2 stops
DUS2:30 pmDuesseldorf Intl
Oct 1
DUS6:00 amDuesseldorf Intl
25h 49m
2 stops
ONT10:49 pmOntario
$1,004
United Airlines
Sep 20
ONT5:00 amOntario
24h 30m
2 stops
DUS2:30 pmDuesseldorf Intl
Oct 5
DUS3:10 pmDuesseldorf Intl
35h 31m
2 stops
ONT5:41 pmOntario
$1,025

British Airways flights from Ontario to Duesseldorf Intl Airport

Our best British Airways deals on Ontario to Duesseldorf Intl Airport flight tickets
British Airways
Aug 5
ONT12:59 pmOntario
23h 01m
2 stops
DUS9:00 pmDuesseldorf Intl
Aug 14
DUS10:55 amDuesseldorf Intl
40h 20m
2 stops
ONT6:15 pmOntario
$1,390
British Airways
Aug 6
ONT12:59 pmOntario
23h 01m
2 stops
DUS9:00 pmDuesseldorf Intl
Aug 14
DUS10:55 amDuesseldorf Intl
40h 20m
2 stops
ONT6:15 pmOntario
$1,443
British Airways
Sep 5
ONT10:29 amOntario
17h 46m
2 stops
DUS1:15 pmDuesseldorf Intl
Oct 4
DUS2:10 pmDuesseldorf Intl
18h 26m
2 stops
ONT11:36 pmOntario
$2,037

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Duesseldorf Intl Airport 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, momondo users made 832,500 searches. Data last updated July 22, 2026.
Use the filters below to find and compare flights from Ontario to Duesseldorf Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioDüsseldorf

ONT - DUS

ONTDUS

Ontario

Wed 9/2

9:01 am-12:40 pm

2 stops18h 39m

Duesseldorf Intl

Wed 9/30

10:40 am-10:49 pm

2 stops21h 09m

$988

OntarioDüsseldorf

ONT - DUS

ONTDUS

Ontario

Sun 9/20

6:08 am-2:30 pm

2 stops23h 22m

Duesseldorf Intl

Fri 10/2

10:40 am-10:49 pm

2 stops21h 09m

$1,004

OntarioDüsseldorf

ONT - DUS

ONTDUS

Ontario

Sun 9/20

5:00 am-2:30 pm

2 stops24h 30m

Duesseldorf Intl

Mon 10/5

3:10 pm-5:41 pm

2 stops35h 31m

$1,025

OntarioDüsseldorf

ONT - DUS

ONTDUS

Ontario

Wed 11/25

9:00 am-1:45 pm

2 stops19h 45m

Duesseldorf Intl

Mon 11/30

6:20 am-6:29 pm

2 stops21h 09m

$1,050

OntarioDüsseldorf

ONT - DUS

ONTDUS

Ontario

Wed 9/23

12:17 pm-4:00 pm

2 stops18h 43m

Duesseldorf Intl

Sun 10/4

6:55 am-10:40 pm

2 stops24h 45m

$1,058
Quickest round-trip

OntarioDüsseldorf

ONT - DUS

ONTDUS

Ontario

Thu 9/24

1:24 pm-1:55 pm

2 stops15h 31m

Duesseldorf Intl

Thu 10/1

3:10 pm-10:59 pm

2 stops16h 49m

$1,065

OntarioDüsseldorf

ONT - DUS

ONTDUS

Ontario

Thu 9/24

1:24 pm-1:55 pm

2 stops15h 31m

Duesseldorf Intl

Mon 10/5

3:10 pm-5:41 pm

2 stops35h 31m

$1,085

OntarioDüsseldorf

ONT - DUS

ONTDUS

Ontario

Thu 9/17

9:01 am-12:40 pm

2 stops18h 39m

Duesseldorf Intl

Mon 9/28

3:10 pm-10:59 pm

2 stops16h 49m

$1,108

OntarioDüsseldorf

ONT - DUS

ONTDUS

Ontario

Wed 12/16

5:00 am-1:45 pm

2 stops23h 45m

Duesseldorf Intl

Wed 12/23

10:40 am-9:57 am

2 stops32h 17m

$1,115

OntarioDüsseldorf

ONT - DUS

ONTDUS

Ontario

Thu 9/24

1:24 pm-1:55 pm

2 stops15h 31m

Duesseldorf Intl

Sat 10/3

6:00 am-5:46 pm

2 stops20h 46m

$1,125

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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See travel insights to Düsseldorf from

How to get the cheapest flight ticket from Ontario to Duesseldorf Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Ontario to Duesseldorf Intl?

United Airlines is the most popular carrier operating from Ontario to Duesseldorf Intl

What airlines fly to Duesseldorf Intl Airport?

Lufthansa, British Airways and Scandinavian Airlines are the top three most popular airlines that fly to Duesseldorf Intl Airport from Ontario according to our data. Lufthansa is the first choice among our users, with 48% of people opting to fly with this airline when traveling to Duesseldorf Intl Airport. Keep in mind that there are 10 different airlines that fly to Duesseldorf Intl Airport on a routine basis, so you have a few additional options to choose from.

When to book flights from Ontario to Duesseldorf Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Duesseldorf Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Duesseldorf Intl Airport (ONT to DUS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Duesseldorf Intl Airport

Fastest flight time

15h 37m

Direct flights

None
The fastest flight from Ontario to Duesseldorf Intl Airport takes 15h 37m
There are no direct flights from Ontario to Duesseldorf Intl Airport. There are no popular flight routes from Ontario to Duesseldorf Intl Airport.
Search flight deals

Frequently asked questions about flying from Ontario to Duesseldorf Intl Airport

  • How far is Ontario to Duesseldorf Intl by plane?

    Duesseldorf Intl is 5641.9 mi away from Ontario. Typically, this will take 15h 37m by plane in normal conditions.

  • When did momondo last update prices for flights from Ontario Airport to Duesseldorf Intl Airport?

    Prices for flights from Ontario Airport to Duesseldorf Intl Airport were last updated today.

  • How old do you have to be to fly from Ontario Airport to Duesseldorf Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Duesseldorf Intl Airport.

  • What documentation or ID do you need to fly to Duesseldorf Intl Airport?

    The required travel and health documents for your Duesseldorf Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Duesseldorf Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Düsseldorf?

Book flights to Düsseldorf if you plan to visit one of these locations
Bonn
Aachen
Essen
Wuppertal
Neuss
Bochum
Krefeld
Leverkusen
Winterberg
Hagen
Monschau
Mönchengladbach
Ratingen
Duisburg
Weeze
Gelsenkirchen
Solingen
Herne
Bottrop
Mülheim

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Düsseldorf?

Finding the right flight to Düsseldorf from Ontario is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Düsseldorf quick and easy, saving you time and money.

Can I find flights from Ontario to Düsseldorf with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Ontario to Düsseldorf flights to just show those with flexible booking policies.

How can momondo help me find flights from Ontario to Düsseldorf?

Once you have performed a search for Ontario to Düsseldorf flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Ontario to Düsseldorf right now. Can momondo alert me if prices change?

Price alerts on flights to Düsseldorf from Ontario are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Duesseldorf Intl Airport trip

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