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Cheap flights from Frankfurt am Main Airport to Los Angeles from $477

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 9/17. 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
10:55 am - 6:53 pm
FRA
-
ONT
16h 58m
1 stop
British Airways Logo
8:25 am - 8:45 am
ONT
-
FRA
15h 20m
1 stop
$635British Airways
Thu, Sep 10 - Sat, Sep 19
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
$640British Airways
Thu, Sep 3 - Thu, Sep 24
British Airways Logo
10:15 am - 11:52 pm
FRA
-
ONT
21h 37m
1 stop
British Airways Logo
12:55 pm - 9:50 am
ONT
-
FRA
35h 55m
2 stops
$643British Airways
Sat, Oct 31 - Fri, Nov 13
Multiple Airlines Logo
10:55 am - 8:07 pm
FRA
-
ONT
18h 12m
1 stop
Multiple Airlines Logo
2:22 pm - 10:40 pm
ONT
-
FRA
23h 18m
2 stops
$645Multiple Airlines
Fri, Sep 11 - Thu, Oct 1
Air Canada Logo
1:20 pm - 10:59 pm
FRA
-
ONT
42h 39m
2 stops
Air Canada Logo
5:00 am - 7:10 am
ONT
-
FRA
17h 10m
2 stops
$647Air Canada
Tue, Sep 29 - Thu, Oct 15
Multiple Airlines Logo
9:20 am - 6:15 pm
FRA
-
ONT
17h 55m
2 stops
Multiple Airlines Logo
7:20 am - 8:45 am
ONT
-
FRA
16h 25m
1 stop
$648Multiple Airlines
Wed, Sep 2 - Wed, Sep 9
British Airways Logo
9:20 am - 12:03 pm
FRA
-
ONT
35h 43m
2 stops
British Airways Logo
10:29 am - 7:20 am
ONT
-
FRA
35h 51m
2 stops
$649British Airways
Thu, Aug 13 - Mon, Aug 17
United Airlines Logo
4:30 pm - 8:01 pm
FRA
-
ONT
36h 31m
2 stops
United Airlines Logo
7:00 am - 6:30 am
ONT
-
FRA
14h 30m
1 stop
$650United Airlines
Wed, Aug 12 - Tue, Aug 25
Multiple Airlines Logo
6:10 am - 8:07 pm
FRA
-
ONT
22h 57m
2 stops
Multiple Airlines Logo
2:22 pm - 10:40 pm
ONT
-
FRA
23h 18m
2 stops
$651Multiple Airlines
Fri, Sep 11 - Thu, Oct 1
Multiple Airlines Logo
10:55 am - 6:47 pm
FRA
-
ONT
16h 52m
1 stop
Multiple Airlines Logo
7:20 am - 8:45 am
ONT
-
FRA
16h 25m
1 stop
$652Multiple Airlines
Wed, Sep 2 - Wed, Sep 9

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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
Aug 12
FRA4:30 pmFrankfurt am Main
36h 31m
2 stops
ONT8:01 pmOntario
Aug 25
ONT7:00 amOntario
14h 30m
1 stop
FRA6:30 amFrankfurt am Main
$650
United Airlines
Sep 17
FRA8:15 amFrankfurt am Main
18h 56m
2 stops
ONT6:11 pmOntario
Sep 21
ONT5:00 amOntario
19h 55m
2 stops
FRA9:55 amFrankfurt am Main
$653
United Airlines
Nov 30
FRA1:15 pmFrankfurt am Main
18h 38m
2 stops
ONT10:53 pmOntario
Feb 24
ONT5:00 amOntario
16h 35m
2 stops
FRA6:35 amFrankfurt am Main
$654

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 11
FRA12:10 pmFrankfurt am Main
30h 24m
2 stops
ONT9:34 amOntario
Aug 30
ONT10:29 amOntario
35h 51m
2 stops
FRA7:20 amFrankfurt am Main
$664
American Airlines
Aug 15
FRA6:40 amFrankfurt am Main
21h 18m
2 stops
ONT6:58 pmOntario
Aug 25
ONT6:00 amOntario
16h 20m
2 stops
FRA7:20 amFrankfurt am Main
$683
American Airlines
Aug 13
FRA9:20 amFrankfurt am Main
22h 39m
2 stops
ONT10:59 pmOntario
Aug 29
ONT6:15 amOntario
17h 30m
2 stops
FRA8:45 amFrankfurt am Main
$688

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 July 23, 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

Thu 9/10

10:55 am-6:53 pm

1 stop16h 58m

Ontario

Sat 9/19

8:25 am-8:45 am

1 stop15h 20m

$635
Quickest round-trip

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Thu 9/3

10:55 am-6:47 pm

1 stop16h 52m

Ontario

Thu 9/24

8:25 am-8:45 am

1 stop15h 20m

$640

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Sat 10/31

10:15 am-11:52 pm

1 stop21h 37m

Ontario

Fri 11/13

12:55 pm-9:50 am

2 stops35h 55m

$643

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Fri 9/11

10:55 am-8:07 pm

1 stop18h 12m

Ontario

Thu 10/1

2:22 pm-10:40 pm

2 stops23h 18m

$645

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Tue 9/29

1:20 pm-10:59 pm

2 stops42h 39m

Ontario

Thu 10/15

5:00 am-7:10 am

2 stops17h 10m

$647

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Wed 9/2

9:20 am-6:15 pm

2 stops17h 55m

Ontario

Wed 9/9

7:20 am-8:45 am

1 stop16h 25m

$648

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Thu 8/13

9:20 am-12:03 pm

2 stops35h 43m

Ontario

Mon 8/17

10:29 am-7:20 am

2 stops35h 51m

$649

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Wed 8/12

4:30 pm-8:01 pm

2 stops36h 31m

Ontario

Tue 8/25

7:00 am-6:30 am

1 stop14h 30m

$650

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Fri 9/11

6:10 am-8:07 pm

2 stops22h 57m

Ontario

Thu 10/1

2:22 pm-10:40 pm

2 stops23h 18m

$651

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Wed 9/2

10:55 am-6:47 pm

1 stop16h 52m

Ontario

Wed 9/9

7:20 am-8:45 am

1 stop16h 25m

$652

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 typical price of a round-trip flight between Frankfurt am Main Airport and Ontario?

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

15h 36m

Direct flights

None
The fastest flight from Frankfurt am Main Airport to Ontario takes 15h 36m
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 15h 36m.

  • 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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