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Cheap flights from Frankfurt am Main Airport to Los Angeles from $437

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 10/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Frankfurt am Main Airport to Los Angeles

Cheap round-trip flights

Logo
10:15 am - 10:18 pmFRA-ONT
20h 03m1 stop
Logo
2:59 pm - 5:10 pmONT-FRA
17h 11m2 stops
$601
Find Deal
Thu, Oct 30 - Thu, Nov 6
Logo
7:20 am - 6:52 pmFRA-ONT
19h 32m2 stops
Logo
12:46 pm - 7:40 pmONT-FRA
21h 54m2 stops
$608
Find Deal
Tue, Oct 28 - Tue, Nov 4
British Airways Logo
10:55 am - 7:02 pmFRA-ONT
17h 07m1 stop
British Airways Logo
8:15 am - 8:45 amONT-FRA
15h 30m1 stop
$616British Airways
Find Deal
Thu, Oct 9 - Wed, Oct 22
British Airways Logo
10:50 am - 9:36 pmFRA-ONT
18h 46m1 stop
British Airways Logo
10:47 am - 2:10 pmONT-FRA
18h 23m2 stops
$620British Airways
Find Deal
Tue, Oct 28 - Tue, Nov 4
American Airlines Logo
9:20 am - 6:54 pmFRA-ONT
18h 34m2 stops
American Airlines Logo
4:49 pm - 10:40 pmONT-FRA
20h 51m2 stops
$625American Airlines
Find Deal
Wed, Oct 1 - Tue, Oct 7
KLM Logo
10:40 am - 8:19 pmFRA-ONT
18h 39m1 stop
KLM Logo
10:00 pm - 8:55 amONT-FRA
25h 55m1 stop
$626KLM
Find Deal
Thu, Oct 9 - Wed, Oct 22
British Airways Logo
10:55 am - 7:02 pmFRA-ONT
17h 07m1 stop
British Airways Logo
8:15 am - 8:45 amONT-FRA
15h 30m1 stop
$628British Airways
Find Deal
Thu, Oct 9 - Sun, Oct 12
American Airlines Logo
5:05 pm - 6:54 pmFRA-ONT
34h 49m2 stops
American Airlines Logo
2:51 pm - 10:45 pmONT-FRA
22h 54m2 stops
$632American Airlines
Find Deal
Tue, Sep 30 - Wed, Oct 8
United Airlines Logo
8:15 am - 5:23 pmFRA-ONT
18h 08m2 stops
United Airlines Logo
7:02 am - 6:30 amONT-FRA
14h 28m1 stop
$672United Airlines
Find Deal
Thu, Oct 2 - Tue, Oct 21
United Airlines Logo
5:30 pm - 10:52 pmFRA-ONT
14h 22m1 stop
United Airlines Logo
9:36 am - 9:10 amONT-FRA
14h 34m1 stop
$674United Airlines
Find Deal
Sun, Sep 28 - Sun, Oct 5

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
Oct 9
FRA10:55 amFrankfurt am Main
17h 07m
1 stop
ONT7:02 pmOntario
Oct 22
ONT8:15 amOntario
15h 30m
1 stop
FRA8:45 amFrankfurt am Main
$616
Find similar
British Airways
Oct 28
FRA10:50 amFrankfurt am Main
18h 46m
1 stop
ONT9:36 pmOntario
Nov 4
ONT10:47 amOntario
18h 23m
2 stops
FRA2:10 pmFrankfurt am Main
$620
Find similar
British Airways
Oct 9
FRA10:55 amFrankfurt am Main
17h 07m
1 stop
ONT7:02 pmOntario
Oct 12
ONT8:15 amOntario
15h 30m
1 stop
FRA8:45 amFrankfurt am Main
$628
Find similar

Iberia flights from Frankfurt am Main Airport to Ontario

Our best Iberia deals on Frankfurt am Main Airport to Ontario flight tickets
Iberia
Oct 9
FRA10:55 amFrankfurt am Main
17h 07m
1 stop
ONT7:02 pmOntario
Oct 22
ONT8:15 amOntario
15h 30m
1 stop
FRA8:45 amFrankfurt am Main
$639
Find similar
Iberia
Feb 16
FRA10:15 amFrankfurt am Main
20h 42m
1 stop
ONT9:57 pmOntario
Feb 28
ONT6:47 amOntario
15h 28m
1 stop
FRA7:15 amFrankfurt am Main
$673
Find similar
Iberia
Sep 22
FRA10:55 amFrankfurt am Main
20h 38m
1 stop
ONT10:33 pmOntario
Sep 30
ONT8:15 amOntario
15h 30m
1 stop
FRA8:45 amFrankfurt am Main
$696
Find similar

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 September 15, 2025.
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

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Thu 10/30

10:15 am-10:18 pm

1 stop20h 03m

Ontario

Thu 11/6

2:59 pm-5:10 pm

2 stops17h 11m

$601

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Tue 10/28

7:20 am-6:52 pm

2 stops19h 32m

Ontario

Tue 11/4

12:46 pm-7:40 pm

2 stops21h 54m

$608

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Thu 10/9

10:55 am-7:02 pm

1 stop17h 07m

Ontario

Wed 10/22

8:15 am-8:45 am

1 stop15h 30m

$616

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Tue 10/28

10:50 am-9:36 pm

1 stop18h 46m

Ontario

Tue 11/4

10:47 am-2:10 pm

2 stops18h 23m

$620

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Wed 10/1

9:20 am-6:54 pm

2 stops18h 34m

Ontario

Tue 10/7

4:49 pm-10:40 pm

2 stops20h 51m

$625

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Thu 10/9

10:40 am-8:19 pm

1 stop18h 39m

Ontario

Wed 10/22

10:00 pm-8:55 am

1 stop25h 55m

$626

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Thu 10/9

10:55 am-7:02 pm

1 stop17h 07m

Ontario

Sun 10/12

8:15 am-8:45 am

1 stop15h 30m

$628

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Tue 9/30

5:05 pm-6:54 pm

2 stops34h 49m

Ontario

Wed 10/8

2:51 pm-10:45 pm

2 stops22h 54m

$632

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Thu 10/2

8:15 am-5:23 pm

2 stops18h 08m

Ontario

Tue 10/21

7:02 am-6:30 am

1 stop14h 28m

$672

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Sun 9/28

5:30 pm-10:52 pm

1 stop14h 22m

Ontario

Sun 10/5

9:36 am-9:10 am

1 stop14h 34m

$674

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 day to depart on your flight to Ontario?

The cheapest day to depart on your flight to Ontario is on a Friday when prices can be found for as low as $631. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Frankfurt am Main Airport to Ontario for around $1,397.

What is the cheapest time of day to depart on your flight to Ontario?

In the morning is the cheapest time of day to fly from Frankfurt am Main Airport to Ontario when you can find flight prices for as low as $694. Flying to Ontario in the morning is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,407 on average. Flights to Ontario from Frankfurt am Main Airport in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

Direct flights

None
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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  • 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 22m.

  • 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 many operators does momondo search for flights from Frankfurt am Main Airport to Ontario Airport?

  • 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.

  • What is the most popular airline from Frankfurt am Main Airport to Ontario?

Best airlines flying from Frankfurt am Main Airport to Ontario

Compare and see reviews for airlines that fly from Frankfurt am Main Airport to Ontario with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $694Free CancellationRating
7.4
8,929 reviews
Search United Airlines flights

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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