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Cheap flights from Frankfurt am Main Airport to Los Angeles from $545

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Frankfurt am Main Airport to Los Angeles departing on 9/28. 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 Frankfurt am Main Airport to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
1:55 pm - 9:55 pm
FRA
-
ONT
17h 00m
1 stop
United Airlines Logo
1:50 pm - 3:15 pm
ONT
-
FRA
16h 25m
1 stop
$605United Airlines
Wed, Jun 24 - Sun, Jun 28
Multiple Airlines Logo
10:55 am - 9:57 pm
FRA
-
ONT
20h 02m
2 stops
Multiple Airlines Logo
7:00 am - 8:45 am
ONT
-
FRA
16h 45m
1 stop
$674Multiple Airlines
Wed, Jun 24 - Mon, Jun 29
British Airways Logo
9:20 am - 10:36 pm
FRA
-
ONT
22h 16m
1 stop
British Airways Logo
5:45 am - 7:20 am
ONT
-
FRA
16h 35m
2 stops
$675British Airways
Wed, Jun 24 - Mon, Jun 29
Iberia Logo
10:55 am - 11:59 pm
FRA
-
ONT
22h 04m
1 stop
Iberia Logo
7:00 am - 8:45 am
ONT
-
FRA
16h 45m
1 stop
$677Iberia
Wed, Jun 24 - Sun, Jun 28
Multiple Airlines Logo
9:20 am - 10:36 pm
FRA
-
ONT
22h 16m
1 stop
Multiple Airlines Logo
7:00 am - 8:45 am
ONT
-
FRA
16h 45m
1 stop
$678Multiple Airlines
Wed, Jun 24 - Mon, Jun 29
Multiple Airlines Logo
10:55 am - 8:09 pm
FRA
-
ONT
18h 14m
1 stop
Multiple Airlines Logo
2:22 pm - 7:45 pm
ONT
-
FRA
20h 23m
2 stops
$679Multiple Airlines
Tue, Sep 15 - Tue, Sep 22
Multiple Airlines Logo
6:40 am - 8:09 pm
FRA
-
ONT
22h 29m
2 stops
Multiple Airlines Logo
2:22 pm - 7:45 pm
ONT
-
FRA
20h 23m
2 stops
$680Multiple Airlines
Tue, Sep 15 - Tue, Sep 22
British Airways Logo
10:15 am - 6:22 pm
FRA
-
ONT
17h 07m
1 stop
British Airways Logo
6:10 am - 7:15 am
ONT
-
FRA
16h 05m
1 stop
$681British Airways
Thu, Nov 12 - Thu, Nov 26
British Airways Logo
10:55 am - 8:09 pm
FRA
-
ONT
18h 14m
1 stop
British Airways Logo
6:00 am - 8:45 am
ONT
-
FRA
17h 45m
1 stop
$682British Airways
Fri, Sep 11 - Mon, Sep 28
British Airways Logo
10:15 am - 6:22 pm
FRA
-
ONT
17h 07m
1 stop
British Airways Logo
6:10 am - 7:15 am
ONT
-
FRA
16h 05m
1 stop
$683British Airways
Mon, Nov 2 - Sun, Nov 15

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British Airways flights from Frankfurt am Main Airport to Ontario

Our best British Airways deals on Frankfurt am Main Airport to Ontario flight tickets
British Airways
Jun 24
FRA9:20 amFrankfurt am Main
18h 01m
2 stops
ONT6:21 pmOntario
Jun 28
ONT11:59 pmOntario
22h 21m
2 stops
FRA7:20 amFrankfurt am Main
$670
British Airways
Jun 24
FRA9:20 amFrankfurt am Main
22h 16m
1 stop
ONT10:36 pmOntario
Jun 29
ONT5:45 amOntario
16h 35m
2 stops
FRA7:20 amFrankfurt am Main
$675
British Airways
Oct 21
FRA9:20 amFrankfurt am Main
19h 44m
1 stop
ONT8:04 pmOntario
Nov 7
ONT11:59 pmOntario
29h 06m
2 stops
FRA2:05 pmFrankfurt am Main
$677

American Airlines flights from Frankfurt am Main Airport to Ontario

Our best American Airlines deals on Frankfurt am Main Airport to Ontario flight tickets
American Airlines
Aug 28
FRA6:30 amFrankfurt am Main
25h 29m
2 stops
ONT10:59 pmOntario
Sep 1
ONT2:27 pmOntario
20h 18m
2 stops
FRA7:45 pmFrankfurt am Main
$685
American Airlines
Aug 28
FRA10:55 amFrankfurt am Main
16h 52m
1 stop
ONT6:47 pmOntario
Sep 9
ONT2:22 pmOntario
19h 18m
2 stops
FRA6:40 pmFrankfurt am Main
$689
American Airlines
Aug 25
FRA6:40 amFrankfurt am Main
20h 35m
2 stops
ONT6:15 pmOntario
Sep 7
ONT2:27 pmOntario
22h 53m
2 stops
FRA10:20 pmFrankfurt am Main
$697

momondo Fare Finder

 
Customize your flight search to find flights from Frankfurt am Main Airport 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 14, 2026.
Use the filters below to find and compare flights from Frankfurt am Main Airport to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Wed 6/24

1:55 pm-9:55 pm

1 stop17h 00m

Ontario

Sun 6/28

1:50 pm-3:15 pm

1 stop16h 25m

$605

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Wed 6/24

10:55 am-9:57 pm

2 stops20h 02m

Ontario

Mon 6/29

7:00 am-8:45 am

1 stop16h 45m

$674

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Wed 6/24

9:20 am-10:36 pm

1 stop22h 16m

Ontario

Mon 6/29

5:45 am-7:20 am

2 stops16h 35m

$675

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Wed 6/24

10:55 am-11:59 pm

1 stop22h 04m

Ontario

Sun 6/28

7:00 am-8:45 am

1 stop16h 45m

$677

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Wed 6/24

9:20 am-10:36 pm

1 stop22h 16m

Ontario

Mon 6/29

7:00 am-8:45 am

1 stop16h 45m

$678

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Tue 9/15

10:55 am-8:09 pm

1 stop18h 14m

Ontario

Tue 9/22

2:22 pm-7:45 pm

2 stops20h 23m

$679

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Tue 9/15

6:40 am-8:09 pm

2 stops22h 29m

Ontario

Tue 9/22

2:22 pm-7:45 pm

2 stops20h 23m

$680
Quickest round-trip

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Thu 11/12

10:15 am-6:22 pm

1 stop17h 07m

Ontario

Thu 11/26

6:10 am-7:15 am

1 stop16h 05m

$681

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Fri 9/11

10:55 am-8:09 pm

1 stop18h 14m

Ontario

Mon 9/28

6:00 am-8:45 am

1 stop17h 45m

$682

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Mon 11/2

10:15 am-6:22 pm

1 stop17h 07m

Ontario

Sun 11/15

6:10 am-7:15 am

1 stop16h 05m

$683

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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2

See travel insights to Los Angeles from

How to get the cheapest flight ticket from Frankfurt am Main Airport 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 month to fly to Ontario?

In general, May is the cheapest month to fly from Frankfurt am Main Airport to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you aren’t able to travel during the month of May, then book flights to Ontario from Frankfurt am Main Airport during February instead. Flights to Ontario in February, while not as cheap as those in May, still average around $0.

When to book flights from Frankfurt am Main Airport to Ontario

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

Cheap Frankfurt am Main Airport to Ontario (FRA to ONT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Frankfurt am Main Airport to Ontario

Fastest flight time

14h 16m

Direct flights

None
The fastest flight from Frankfurt am Main Airport to Ontario takes 14h 16m
There are no direct flights from Frankfurt am Main Airport to Ontario. There are no popular flight routes from Frankfurt am Main Airport to Ontario.
Search flight deals

Frequently asked questions about flying from Frankfurt am Main Airport to Ontario

  • How far is Frankfurt am Main to Ontario by plane?

    A flight from Frankfurt am Main to Ontario will travel around 5758.0 mi. By plane, this route typically takes 14h 16m.

  • When did momondo last update prices for flights from Frankfurt am Main Airport to Ontario Airport?

    Prices for flights from Frankfurt am Main Airport to Ontario Airport are updated daily.

  • How old do you have to be to fly from Frankfurt am Main Airport to Ontario Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Frankfurt am Main 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 Frankfurt am Main to Ontario?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ontario from Frankfurt am Main.

Can I find flights from Frankfurt am Main to Ontario with flexible booking policies on momondo?

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

How can momondo help me find flights from Frankfurt am Main 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 Frankfurt am Main.

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

If you are simply researching potential flights to Ontario, momondo offers a useful price alert feature which will track prices for flights to Ontario from Frankfurt am Main and alert you when they change.

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