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Cheap flights from Frankfurt am Main Airport to Los Angeles from $474

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 8/18. 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.
British Airways Logo
9:20 am - 8:04 pm
FRA
-
ONT
19h 44m
1 stop
British Airways Logo
6:00 am - 8:55 am
ONT
-
FRA
18h 55m
2 stops
$625British Airways
Mon, Oct 19 - Fri, Oct 30
Multiple Airlines Logo
9:20 am - 8:04 pm
FRA
-
ONT
19h 44m
1 stop
Multiple Airlines Logo
7:20 am - 7:15 am
ONT
-
FRA
15h 55m
1 stop
$630Multiple Airlines
Mon, Oct 19 - Fri, Oct 30
British Airways Logo
10:55 am - 6:47 pm
FRA
-
ONT
16h 52m
1 stop
British Airways Logo
8:25 am - 8:45 am
ONT
-
FRA
15h 20m
1 stop
$642British Airways
Thu, Sep 3 - Sat, Oct 3
British Airways Logo
10:55 am - 10:37 pm
FRA
-
ONT
20h 42m
1 stop
British Airways Logo
8:25 am - 8:45 am
ONT
-
FRA
15h 20m
1 stop
$645British Airways
Fri, Sep 18 - Sun, Sep 27
Multiple Airlines Logo
10:55 am - 6:57 pm
FRA
-
ONT
17h 02m
1 stop
Multiple Airlines Logo
7:20 am - 2:10 pm
ONT
-
FRA
22h 50m
2 stops
$648Multiple Airlines
Tue, Oct 13 - Tue, Oct 27
Multiple Airlines Logo
6:40 am - 6:57 pm
FRA
-
ONT
21h 17m
2 stops
Multiple Airlines Logo
7:20 am - 2:10 pm
ONT
-
FRA
22h 50m
2 stops
$650Multiple Airlines
Tue, Oct 13 - Tue, Oct 27
British Airways Logo
10:55 am - 11:36 pm
FRA
-
ONT
21h 41m
1 stop
British Airways Logo
8:25 am - 8:45 am
ONT
-
FRA
15h 20m
1 stop
$652British Airways
Thu, Sep 10 - Wed, Sep 23
British Airways Logo
10:55 am - 6:57 pm
FRA
-
ONT
17h 02m
1 stop
British Airways Logo
7:20 am - 7:15 am
ONT
-
FRA
15h 55m
1 stop
$653British Airways
Tue, Oct 13 - Tue, Oct 27
British Airways Logo
10:15 am - 6:57 pm
FRA
-
ONT
16h 42m
1 stop
British Airways Logo
7:00 am - 7:15 am
ONT
-
FRA
15h 15m
1 stop
$654British Airways
Thu, Oct 29 - Thu, Nov 12
Multiple Airlines Logo
6:40 am - 6:57 pm
FRA
-
ONT
21h 17m
2 stops
Multiple Airlines Logo
2:22 pm - 6:40 pm
ONT
-
FRA
19h 18m
2 stops
$655Multiple Airlines
Tue, Oct 6 - Wed, Oct 21

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United Airlines flights from Frankfurt am Main Airport to Ontario

Our best United Airlines deals on Frankfurt am Main Airport to Ontario flight tickets
United Airlines
Oct 3
FRA12:20 pmFrankfurt am Main
19h 29m
2 stops
ONT10:49 pmOntario
Oct 17
ONT5:00 amOntario
16h 30m
2 stops
FRA6:30 amFrankfurt am Main
$677
United Airlines
Jul 10
FRA11:25 amFrankfurt am Main
20h 12m
2 stops
ONT10:37 pmOntario
Jul 17
ONT6:39 pmOntario
29h 31m
2 stops
FRA9:10 amFrankfurt am Main
$685
United Airlines
Jul 6
FRA1:55 pmFrankfurt am Main
17h 00m
1 stop
ONT9:55 pmOntario
Jul 14
ONT4:20 pmOntario
13h 55m
1 stop
FRA3:15 pmFrankfurt am Main
$688

Iberia flights from Frankfurt am Main Airport to Ontario

Our best Iberia deals on Frankfurt am Main Airport to Ontario flight tickets
Iberia
Aug 22
FRA12:10 pmFrankfurt am Main
19h 49m
2 stops
ONT10:59 pmOntario
Sep 12
ONT8:25 amOntario
15h 20m
1 stop
FRA8:45 amFrankfurt am Main
$700
Iberia
Jul 1
FRA10:55 amFrankfurt am Main
18h 01m
1 stop
ONT7:56 pmOntario
Jul 24
ONT2:15 pmOntario
19h 45m
2 stops
FRA7:00 pmFrankfurt am Main
$1,024
Iberia
Jul 9
FRA10:55 amFrankfurt am Main
18h 04m
1 stop
ONT7:59 pmOntario
Jul 23
ONT2:15 pmOntario
23h 15m
2 stops
FRA10:30 pmFrankfurt am Main
$1,030

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 28, 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

Mon 10/19

9:20 am-8:04 pm

1 stop19h 44m

Ontario

Fri 10/30

6:00 am-8:55 am

2 stops18h 55m

$625

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Mon 10/19

9:20 am-8:04 pm

1 stop19h 44m

Ontario

Fri 10/30

7:20 am-7:15 am

1 stop15h 55m

$630

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Thu 9/3

10:55 am-6:47 pm

1 stop16h 52m

Ontario

Sat 10/3

8:25 am-8:45 am

1 stop15h 20m

$642

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Fri 9/18

10:55 am-10:37 pm

1 stop20h 42m

Ontario

Sun 9/27

8:25 am-8:45 am

1 stop15h 20m

$645

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Tue 10/13

10:55 am-6:57 pm

1 stop17h 02m

Ontario

Tue 10/27

7:20 am-2:10 pm

2 stops22h 50m

$648

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Tue 10/13

6:40 am-6:57 pm

2 stops21h 17m

Ontario

Tue 10/27

7:20 am-2:10 pm

2 stops22h 50m

$650

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Thu 9/10

10:55 am-11:36 pm

1 stop21h 41m

Ontario

Wed 9/23

8:25 am-8:45 am

1 stop15h 20m

$652

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Tue 10/13

10:55 am-6:57 pm

1 stop17h 02m

Ontario

Tue 10/27

7:20 am-7:15 am

1 stop15h 55m

$653
Quickest round-trip

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Thu 10/29

10:15 am-6:57 pm

1 stop16h 42m

Ontario

Thu 11/12

7:00 am-7:15 am

1 stop15h 15m

$654

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Tue 10/6

6:40 am-6:57 pm

2 stops21h 17m

Ontario

Wed 10/21

2:22 pm-6:40 pm

2 stops19h 18m

$655

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 29m

Direct flights

None
The fastest flight from Frankfurt am Main Airport to Ontario takes 14h 29m
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.
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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 29m.

  • 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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