Cheap flights from Ontario (ONT) to Frankfurt (FRA) from $603

This is the cheapest one-way flight price, found on 9/21. Prices may vary by date and flight preferences.
ONT — FRA
Sep 26 — Oct 31

How to find the cheapest flight from Ontario (ONT) to Frankfurt (FRA)

All the information you need to plan the best ONT to FRA flight in 2023: compare Ontario to Frankfurt flight prices with the expected peak season, weather and rainfall in Frankfurt.

Popular in

August

Cheapest in

January

Average price

$1,234

Round-trip from

$764
High demand for flights, 35% potential price rise
Best time to find cheap flights, 43% potential price drop
Average for round-trip flights in September 2023
From Ontario to Frankfurt am Main

ONT - FRA

Price

$764 - $1,505

FRA

Temperature

33.8 - 64.4 °F

FRA

Rainfall

1.6 - 2.8 inches

How far in advance should I book a flight from Ontario to Frankfurt am Main Airport?

Travelers have found it’s best to book a flight 55 days in advance to save up to 9% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 55 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Ontario to Frankfurt am Main Airport 1-2 weeks in advance for as low as $1,055, or $1,055 for flights within the next 24 hours.

What is the cheapest month to fly from Ontario to Frankfurt am Main Airport?

Due to multiple factors, expect to potentially pay more when booking in July. For low rates, February can be a great choice for travel to Frankfurt am Main Airport. Flights to Frankfurt am Main Airport from Ontario in February are about $960 on average during February, but can be found for as low as $519.

When is the cheapest time to fly from Ontario to Frankfurt am Main Airport (ONT - FRA)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Frankfurt am Main Airport as you normally would.

Cheap Delta flights from Ontario to Frankfurt

Check out some of the cheapest Delta flights we've come across from Ontario to Frankfurt am Main. Make sure to double check the flight details before booking.

Cheap British Airways flights from Ontario to Frankfurt

Some of the lowest-priced British Airways flights we've found at this time heading from Ontario to Frankfurt am Main. Ensure the flight price, dates, time, and airline match your criteria before you book.

Cheap Ontario to Frankfurt flights in September & October 2023

The best prices found for ONT to FRA flights for September, October
Check out some of the best flight deals from Ontario to Frankfurt am Main in 2023. Check back regularly for other flight deals.

Ontario to Frankfurt 2023 flight deals

Cheap flights to Frankfurt from Ontario found for this year
Check out some of the best flight deals from Ontario to Frankfurt am Main in 2023. Check back regularly for other flight deals.

Ontario to Frankfurt flights leaving soon

Late deals on return flights to Frankfurt from Ontario, departing today and this week
Users seeking a last-minute flight from Ontario to Frankfurt am Main should consider booking one of these fares. It's wise to confirm all flight details are correct before booking.

One-way flights to Frankfurt from Ontario

The cheapest one-way flights from Ontario to Frankfurt
If you're seeking multiple options on one-way flights from Ontario to Frankfurt am Main, be sure to check out these deals, which are updated often. Those needing a return flight from Ontario to Frankfurt am Main can use the search form above.

Find flights from Ontario to Frankfurt within your budget

Use the slider to find flights from Ontario to Frankfurt that fit your budget.

Fly from

Any airport

Fly to

Any airport

Budget

$767 - $1,322

Route

Depart

Return

Price

OntarioFrankfurt am Main

ONT - FRA

ONTFRA

Ontario

Wed 11/29

1 stop18h 55m

Frankfurt am Main

Wed 12/6

1 stop23h 07m

OntarioFrankfurt am Main

ONT - FRA

ONTFRA

Ontario

Wed 12/6

1 stop13h 10m

Frankfurt am Main

Wed 12/13

1 stop16h 31m

OntarioFrankfurt am Main

ONT - FRA

ONTFRA

Ontario

Wed 10/11

1 stop17h 15m

Frankfurt am Main

Wed 10/25

1 stop21h 59m

OntarioFrankfurt am Main

ONT - FRA

ONTFRA

Ontario

Tue 10/24

1 stop17h 45m

Frankfurt am Main

Mon 10/30

2 stops18h 59m

OntarioFrankfurt am Main

ONT - FRA

ONTFRA

Ontario

Wed 10/18

2 stops20h 10m

Frankfurt am Main

Mon 10/23

2 stops31h 38m

OntarioFrankfurt am Main

ONT - FRA

ONTFRA

Ontario

Wed 10/25

2 stops19h 14m

Frankfurt am Main

Mon 10/30

2 stops31h 29m

OntarioFrankfurt am Main

ONT - FRA

ONTFRA

Ontario

Wed 10/11

1 stop22h 46m

Frankfurt am Main

Thu 10/26

1 stop20h 38m

OntarioFrankfurt am Main

ONT - FRA

ONTFRA

Ontario

Thu 10/19

1 stop17h 45m

Frankfurt am Main

Fri 10/27

1 stop17h 07m

OntarioFrankfurt am Main

ONT - FRA

ONTFRA

Ontario

Mon 12/25

1 stop17h 40m

Frankfurt am Main

Mon 1/8

1 stop18h 05m

Flights are sorted by cheapest first

Deals found on 9/20

Reviews of airlines servicing Frankfurt

See what other customers who have flown with Delta, British Airways and American Airlines from Ontario to Frankfurt am Main have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
China Airlines
8.3
Very good
121 reviews

Entertainment

8.2

Boarding

8.3

Food

8.1

Comfort

8.1

Crew

8.4

Overall

8.3

Reviews

1 / 10

Good selection of movies, bathrooms noisy, crew stressed, nobody smiling, seats hard on my back

China Airlines
8.3
Very good
121 reviews
China Airlines
8.3
Very good
121 reviews

Entertainment

8.2

Boarding

8.3

Food

8.1

Comfort

8.1

Crew

8.4

Overall

8.3

Reviews

1 / 10

Good selection of movies, bathrooms noisy, crew stressed, nobody smiling, seats hard on my back

Delta
7.9
Good
3,016 reviews
China Airlines
8.3
Very good
121 reviews

Entertainment

8.2

Boarding

8.3

Food

8.1

Comfort

8.1

Crew

8.4

Overall

8.3

Reviews

1 / 10

Good selection of movies, bathrooms noisy, crew stressed, nobody smiling, seats hard on my back

Air France
7.6
Good
274 reviews
China Airlines
8.3
Very good
121 reviews

Entertainment

8.2

Boarding

8.3

Food

8.1

Comfort

8.1

Crew

8.4

Overall

8.3

Reviews

1 / 10

Good selection of movies, bathrooms noisy, crew stressed, nobody smiling, seats hard on my back

KLM
7.5
Good
196 reviews
China Airlines
8.3
Very good
121 reviews

Entertainment

8.2

Boarding

8.3

Food

8.1

Comfort

8.1

Crew

8.4

Overall

8.3

Reviews

1 / 10

Good selection of movies, bathrooms noisy, crew stressed, nobody smiling, seats hard on my back

United Airlines
7.4
Good
1,887 reviews
China Airlines
8.3
Very good
121 reviews

Entertainment

8.2

Boarding

8.3

Food

8.1

Comfort

8.1

Crew

8.4

Overall

8.3

Reviews

1 / 10

Good selection of movies, bathrooms noisy, crew stressed, nobody smiling, seats hard on my back

Related info for your journey

Useful info, stats and facts about Ontario to Frankfurt flights.

What airport do you fly from for flights from Ontario to Frankfurt am Main?

Ontario (ONT), located 3.1 mi from the city center, is the airport you fly out of when you book flights from Ontario to Frankfurt am Main. 3 airlines have flights from Ontario to Frankfurt am Main on a regular basis. Booking flights from Ontario to Frankfurt am Main should not be difficult; the airport handles an average of 0 outbound flights to Frankfurt am Main per day.

Can I find flights from Ontario to Frankfurt am Main Airport for under $800 on Cheapflights?

Yes, there are multiple flights from Ontario to Frankfurt am Main Airport for under $800. The cheapest flight booked recently is on Multiple Airlines for just $767, but on average you can expect to pay $852.

Are there last-minute flights available from Ontario to Frankfurt am Main Airport for under $1,700?

There are currently 16+ open flights from Ontario to Frankfurt am Main Airport within the next 7 days for less than $1,700.

What are the cheapest airlines flying from Ontario to Frankfurt am Main Airport round-trip?

United Airlines, at $802, was found to be the cheapest airline from Ontario to Frankfurt am Main Airport.Alternate airlines to your destination round-trip include Iberia and Delta. These flights start at 38% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Ontario to Frankfurt am Main Airport one-way?

For one-way options, check prices for Iberia. According to our data, you can fly for as low as $668. Users have also found prices from $679 and $788 on American Airlines and United Airlines, respectively.

What are the most popular airlines that fly from Ontario to Frankfurt am Main Airport?

What does ONT to FRA mean?

ONT and FRA are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. ONT to FRA refers to a flight route from Ontario Airport to Frankfurt am Main Airport.

Alternative routes for Ontario to Frankfurt

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Ontario to Frankfurt

The chart below displays the airlines Cheapflights users traveling from Ontario to Frankfurt choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$933Average$1,404FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$1,113Average$1,489FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
British AirwaysCheapest$1,125Average$1,141FlexibilityNo cancel feeOn-time70%
Search British Airways flights
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