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Cheap flights from Cologne to Los Angeles from $748

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Cologne to Los Angeles departing on 4/26. 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

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Find the cheapest flights from Cologne to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
8:30 am - 10:45 pm
CGN
-
ONT
23h 15m
2 stops
Lufthansa Logo
6:00 am - 7:30 pm
ONT
-
CGN
28h 30m
2 stops
$748Lufthansa
Sun, Apr 26 - Sun, May 3
United Airlines Logo
8:30 am - 5:47 pm
CGN
-
ONT
18h 17m
2 stops
United Airlines Logo
10:37 am - 12:25 pm
ONT
-
CGN
16h 48m
2 stops
$749United Airlines
Mon, Apr 27 - Mon, May 11
Lufthansa Logo
1:05 pm - 10:45 pm
CGN
-
ONT
18h 40m
2 stops
Lufthansa Logo
6:59 pm - 12:25 pm
ONT
-
CGN
32h 26m
2 stops
$761Lufthansa
Mon, Apr 27 - Mon, May 4
Lufthansa Logo
1:05 pm - 9:56 am
CGN
-
ONT
29h 51m
2 stops
Lufthansa Logo
6:59 pm - 12:25 pm
ONT
-
CGN
32h 26m
2 stops
$764Lufthansa
Mon, Apr 27 - Mon, May 4
Lufthansa Logo
1:05 pm - 9:56 am
CGN
-
ONT
29h 51m
2 stops
Lufthansa Logo
6:59 pm - 12:25 pm
ONT
-
CGN
32h 26m
2 stops
$769Lufthansa
Mon, Apr 27 - Mon, May 4
United Airlines Logo
8:30 am - 5:47 pm
CGN
-
ONT
18h 17m
2 stops
United Airlines Logo
10:37 am - 12:25 pm
ONT
-
CGN
16h 48m
2 stops
$811United Airlines
Fri, Apr 17 - Sun, May 3
United Airlines Logo
1:05 pm - 10:45 pm
CGN
-
ONT
18h 40m
2 stops
United Airlines Logo
11:05 am - 12:25 pm
ONT
-
CGN
16h 20m
2 stops
$1,031United Airlines
Wed, Apr 1 - Wed, Apr 8
United Airlines Logo
8:30 am - 10:45 pm
CGN
-
ONT
23h 15m
2 stops
United Airlines Logo
11:05 am - 5:20 pm
ONT
-
CGN
21h 15m
2 stops
$1,390United Airlines
Thu, Apr 9 - Mon, Apr 13
United Airlines Logo
8:30 am - 5:47 pm
CGN
-
ONT
18h 17m
2 stops
United Airlines Logo
11:05 am - 12:25 pm
ONT
-
CGN
16h 20m
2 stops
$1,391United Airlines
Thu, Apr 9 - Mon, Apr 13
Multiple Airlines Logo
10:25 am - 8:45 pm
CGN
-
ONT
43h 20m
2 stops
Multiple Airlines Logo
11:59 pm - 9:25 am
ONT
-
CGN
24h 26m
2 stops
$1,392Multiple Airlines
Sat, May 30 - Thu, Jun 11

United Airlines flights from Cologne to Ontario

Our best United Airlines deals on Cologne to Ontario flight tickets
United Airlines
Apr 27
CGN8:30 amCologne Köln/Bonn
18h 17m
2 stops
ONT5:47 pmOntario
May 11
ONT10:37 amOntario
16h 48m
2 stops
CGN12:25 pmCologne Köln/Bonn
$749
United Airlines
Apr 17
CGN8:30 amCologne Köln/Bonn
18h 17m
2 stops
ONT5:47 pmOntario
May 3
ONT10:37 amOntario
16h 48m
2 stops
CGN12:25 pmCologne Köln/Bonn
$811
United Airlines
Apr 1
CGN1:05 pmCologne Köln/Bonn
18h 40m
2 stops
ONT10:45 pmOntario
Apr 8
ONT11:05 amOntario
16h 20m
2 stops
CGN12:25 pmCologne Köln/Bonn
$1,031

Lufthansa flights from Cologne to Ontario

Our best Lufthansa deals on Cologne to Ontario flight tickets
Lufthansa
Apr 26
CGN8:30 amCologne Köln/Bonn
23h 15m
2 stops
ONT10:45 pmOntario
May 3
ONT6:00 amOntario
28h 30m
2 stops
CGN7:30 pmCologne Köln/Bonn
$748
Lufthansa
Apr 27
CGN1:05 pmCologne Köln/Bonn
18h 40m
2 stops
ONT10:45 pmOntario
May 4
ONT6:59 pmOntario
32h 26m
2 stops
CGN12:25 pmCologne Köln/Bonn
$761
Lufthansa
Apr 27
CGN1:05 pmCologne Köln/Bonn
29h 51m
2 stops
ONT9:56 amOntario
May 4
ONT6:59 pmOntario
32h 26m
2 stops
CGN12:25 pmCologne Köln/Bonn
$764

momondo Fare Finder

 
Customize your flight search to find flights from Cologne to Ontario 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 March 15, 2026.
Use the filters below to find and compare flights from Cologne to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CologneOntario

CGN - ONT

CGNONT

Cologne Köln/Bonn

Sun 4/26

8:30 am-10:45 pm

2 stops23h 15m

Ontario

Sun 5/3

6:00 am-7:30 pm

2 stops28h 30m

$748

CologneOntario

CGN - ONT

CGNONT

Cologne Köln/Bonn

Mon 4/27

8:30 am-5:47 pm

2 stops18h 17m

Ontario

Mon 5/11

10:37 am-12:25 pm

2 stops16h 48m

$749

CologneOntario

CGN - ONT

CGNONT

Cologne Köln/Bonn

Mon 4/27

1:05 pm-10:45 pm

2 stops18h 40m

Ontario

Mon 5/4

6:59 pm-12:25 pm

2 stops32h 26m

$761

CologneOntario

CGN - ONT

CGNONT

Cologne Köln/Bonn

Mon 4/27

1:05 pm-9:56 am

2 stops29h 51m

Ontario

Mon 5/4

6:59 pm-12:25 pm

2 stops32h 26m

$764

CologneOntario

CGN - ONT

CGNONT

Cologne Köln/Bonn

Mon 4/27

1:05 pm-9:56 am

2 stops29h 51m

Ontario

Mon 5/4

6:59 pm-12:25 pm

2 stops32h 26m

$769

CologneOntario

CGN - ONT

CGNONT

Cologne Köln/Bonn

Fri 4/17

8:30 am-5:47 pm

2 stops18h 17m

Ontario

Sun 5/3

10:37 am-12:25 pm

2 stops16h 48m

$811

CologneOntario

CGN - ONT

CGNONT

Cologne Köln/Bonn

Wed 4/1

1:05 pm-10:45 pm

2 stops18h 40m

Ontario

Wed 4/8

11:05 am-12:25 pm

2 stops16h 20m

$1,031

CologneOntario

CGN - ONT

CGNONT

Cologne Köln/Bonn

Thu 4/9

8:30 am-10:45 pm

2 stops23h 15m

Ontario

Mon 4/13

11:05 am-5:20 pm

2 stops21h 15m

$1,390
Quickest round-trip

CologneOntario

CGN - ONT

CGNONT

Cologne Köln/Bonn

Thu 4/9

8:30 am-5:47 pm

2 stops18h 17m

Ontario

Mon 4/13

11:05 am-12:25 pm

2 stops16h 20m

$1,391

CologneOntario

CGN - ONT

CGNONT

Cologne Köln/Bonn

Sat 5/30

10:25 am-8:45 pm

2 stops43h 20m

Ontario

Thu 6/11

11:59 pm-9:25 am

2 stops24h 26m

$1,392

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to Los Angeles from

How to get the cheapest flight ticket from Cologne to Ontario

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 Cologne Köln/Bonn to Ontario?

United Airlines and British Airways are the most popular carriers operating from Cologne Köln/Bonn to Ontario

What airlines fly to Ontario?

Lufthansa, Condor and United Airlines are the top three most popular airlines that fly to Ontario from Cologne according to our data. Lufthansa is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 10 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

When to book flights from Cologne to Ontario

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

Cheap Cologne to Ontario (CGN to ONT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cologne to Ontario

Fastest flight time

18h 17m

Direct flights

None
The fastest flight from Cologne to Ontario takes 18h 17m
There are no direct flights from Cologne to Ontario. There are no popular flight routes from Cologne to Ontario.
Search flight deals

  • How far is Cologne Köln/Bonn to Ontario by plane?

    A flight from Cologne Köln/Bonn to Ontario will travel around 5664.5 mi. A reasonable flight in good conditions will take 18h 17m.

  • When did momondo last update prices for flights from Cologne Köln/Bonn Airport to Ontario Airport?

    Prices for flights from Cologne Köln/Bonn Airport to Ontario Airport are updated daily.

  • How old do you have to be to fly from Cologne Köln/Bonn Airport to Ontario Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Cologne Köln/Bonn Airport to Ontario Airport.

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

    The travel and health documents you'll need for your trip to Ontario Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Cologne to Ontario. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ontario from Cologne.

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

If you are not ready to book a flight from Cologne to Ontario now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Ontario and let you know when they change.

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