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Cheap flights from Cologne to Los Angeles from $626

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 11/6. 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 Cologne to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
9:10 am - 5:55 pm
CGN
-
ONT
17h 45m
2 stops
United Airlines Logo
6:46 am - 12:50 pm
ONT
-
CGN
21h 04m
2 stops
$626United Airlines
Fri, Nov 6 - Sat, Nov 14
United Airlines Logo
1:05 pm - 10:49 pm
CGN
-
ONT
18h 44m
2 stops
United Airlines Logo
9:25 am - 5:40 pm
ONT
-
CGN
23h 15m
2 stops
$637United Airlines
Thu, Sep 24 - Thu, Oct 15
United Airlines Logo
8:30 am - 8:53 pm
CGN
-
ONT
21h 23m
2 stops
United Airlines Logo
11:10 am - 12:25 pm
ONT
-
CGN
16h 15m
2 stops
$757United Airlines
Sun, Sep 13 - Sun, Sep 27
United Airlines Logo
9:10 am - 6:29 pm
CGN
-
ONT
42h 19m
2 stops
United Airlines Logo
6:46 am - 5:15 pm
ONT
-
CGN
25h 29m
2 stops
$1,042United Airlines
Fri, Nov 6 - Sun, Nov 8
United Airlines Logo
6:20 am - 10:51 pm
CGN
-
ONT
25h 31m
2 stops
United Airlines Logo
5:45 am - 12:25 pm
ONT
-
CGN
21h 40m
2 stops
$1,232United Airlines
Fri, Jul 10 - Sun, Jul 19
United Airlines Logo
8:30 am - 10:51 pm
CGN
-
ONT
23h 21m
2 stops
United Airlines Logo
1:18 pm - 5:20 pm
ONT
-
CGN
19h 02m
2 stops
$1,273United Airlines
Sun, Jul 12 - Sun, Jul 19
United Airlines Logo
6:20 am - 10:51 pm
CGN
-
ONT
25h 31m
2 stops
United Airlines Logo
6:10 am - 9:55 am
ONT
-
CGN
18h 45m
2 stops
$1,437United Airlines
Fri, Jul 10 - Fri, Jul 17
United Airlines Logo
7:05 am - 10:51 pm
CGN
-
ONT
24h 46m
2 stops
United Airlines Logo
1:18 pm - 5:20 pm
ONT
-
CGN
19h 02m
2 stops
$1,440United Airlines
Sat, Jul 11 - Sat, Jul 18
Turkish Airlines Logo
2:50 pm - 9:59 pm
CGN
-
ONT
64h 09m
2 stops
Turkish Airlines Logo
11:59 pm - 9:25 am
ONT
-
CGN
24h 26m
2 stops
$1,560Turkish Airlines
Thu, Aug 20 - Wed, Sep 2
United Airlines Logo
7:05 am - 10:51 pm
CGN
-
ONT
24h 46m
2 stops
United Airlines Logo
6:10 am - 9:55 am
ONT
-
CGN
18h 45m
2 stops
$1,644United Airlines
Sat, Jul 11 - Fri, Jul 17

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United Airlines flights from Cologne to Ontario

Our best United Airlines deals on Cologne to Ontario flight tickets
United Airlines
Nov 6
CGN9:10 amCologne Köln/Bonn
17h 45m
2 stops
ONT5:55 pmOntario
Nov 14
ONT6:46 amOntario
21h 04m
2 stops
CGN12:50 pmCologne Köln/Bonn
$626
United Airlines
Sep 24
CGN1:05 pmCologne Köln/Bonn
18h 44m
2 stops
ONT10:49 pmOntario
Oct 15
ONT9:25 amOntario
23h 15m
2 stops
CGN5:40 pmCologne Köln/Bonn
$637
United Airlines
Sep 13
CGN8:30 amCologne Köln/Bonn
21h 23m
2 stops
ONT8:53 pmOntario
Sep 27
ONT11:10 amOntario
16h 15m
2 stops
CGN12:25 pmCologne Köln/Bonn
$757

Turkish Airlines flights from Cologne to Ontario

Our best Turkish Airlines deals on Cologne to Ontario flight tickets
Turkish Airlines
Aug 20
CGN2:50 pmCologne Köln/Bonn
64h 09m
2 stops
ONT9:59 pmOntario
Sep 2
ONT11:59 pmOntario
24h 26m
2 stops
CGN9:25 amCologne Köln/Bonn
$1,560
Turkish Airlines
Aug 20
CGN2:50 pmCologne Köln/Bonn
64h 09m
2 stops
ONT9:59 pmOntario
Sep 2
ONT11:59 pmOntario
48h 26m
2 stops
CGN9:25 amCologne Köln/Bonn
$1,754
Turkish Airlines
Aug 20
CGN7:10 pmCologne Köln/Bonn
59h 49m
2 stops
ONT9:59 pmOntario
Sep 2
ONT11:59 pmOntario
48h 26m
2 stops
CGN9:25 amCologne Köln/Bonn
$1,874

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 June 28, 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

Fri 11/6

9:10 am-5:55 pm

2 stops17h 45m

Ontario

Sat 11/14

6:46 am-12:50 pm

2 stops21h 04m

$626

CologneOntario

CGN - ONT

CGNONT

Cologne Köln/Bonn

Thu 9/24

1:05 pm-10:49 pm

2 stops18h 44m

Ontario

Thu 10/15

9:25 am-5:40 pm

2 stops23h 15m

$637
Quickest round-trip

CologneOntario

CGN - ONT

CGNONT

Cologne Köln/Bonn

Sun 9/13

8:30 am-8:53 pm

2 stops21h 23m

Ontario

Sun 9/27

11:10 am-12:25 pm

2 stops16h 15m

$757

CologneOntario

CGN - ONT

CGNONT

Cologne Köln/Bonn

Fri 11/6

9:10 am-6:29 pm

2 stops42h 19m

Ontario

Sun 11/8

6:46 am-5:15 pm

2 stops25h 29m

$1,042

CologneOntario

CGN - ONT

CGNONT

Cologne Köln/Bonn

Fri 7/10

6:20 am-10:51 pm

2 stops25h 31m

Ontario

Sun 7/19

5:45 am-12:25 pm

2 stops21h 40m

$1,232

CologneOntario

CGN - ONT

CGNONT

Cologne Köln/Bonn

Sun 7/12

8:30 am-10:51 pm

2 stops23h 21m

Ontario

Sun 7/19

1:18 pm-5:20 pm

2 stops19h 02m

$1,273

CologneOntario

CGN - ONT

CGNONT

Cologne Köln/Bonn

Fri 7/10

6:20 am-10:51 pm

2 stops25h 31m

Ontario

Fri 7/17

6:10 am-9:55 am

2 stops18h 45m

$1,437

CologneOntario

CGN - ONT

CGNONT

Cologne Köln/Bonn

Sat 7/11

7:05 am-10:51 pm

2 stops24h 46m

Ontario

Sat 7/18

1:18 pm-5:20 pm

2 stops19h 02m

$1,440

CologneOntario

CGN - ONT

CGNONT

Cologne Köln/Bonn

Thu 8/20

2:50 pm-9:59 pm

2 stops64h 09m

Ontario

Wed 9/2

11:59 pm-9:25 am

2 stops24h 26m

$1,560

CologneOntario

CGN - ONT

CGNONT

Cologne Köln/Bonn

Sat 7/11

7:05 am-10:51 pm

2 stops24h 46m

Ontario

Fri 7/17

6:10 am-9:55 am

2 stops18h 45m

$1,644

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 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 is the most popular carrier operating from Cologne Köln/Bonn to Ontario

What airlines fly to Ontario?

Lufthansa, United Airlines and Condor 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 44m

Direct flights

None
The fastest flight from Cologne to Ontario takes 18h 44m
There are no direct flights from Cologne to Ontario. There are no popular flight routes from Cologne to Ontario.
Search flight deals

Frequently asked questions about flying from Cologne to Ontario

  • 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 44m.

  • 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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