Ontario

$506+ Cheap flights from Frankfurt (FRA) to Ontario (ONT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
FRA — ONT
Apr 30 — May 71
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Cheap flight deals from Frankfurt to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Frankfurt (FRA) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 25, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$556
(AirNGo)

One-way from

$506
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$834
Provider with most accurate pricing for Frankfurt am Main-Ontario flight deals.
Provider most trusted by Cheapflights users for Frankfurt am Main-Ontario flights.
From Frankfurt am Main to Ontario
One-way flight from Frankfurt am Main to Ontario
Highest demand for flights based on searches. 17% potential increase in price ($170 potential increase over avg. RT price).
Cheapest flight prices on average. 6% potential price decrease ($46 potential savings vs. average RT price).
Average for round-trip flights in April 2025

Find flight deals from Frankfurt to Ontario

Cheapest flights from Frankfurt to Ontario
Explore the most affordable flight options available from Frankfurt to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2025.

This AirNGo deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/910:40 amFRA - ONT
1 stop20h 45mKLM
Tue 6/247:05 amONT - FRA
1 stop16h 50mKLM
Deal found 4/25$556
This Delta deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/17:00 amFRA - ONT
2 stops24h 36mDelta
Mon 5/510:15 pmONT - FRA
2 stops25h 45mDelta
Deal found 4/24$571
This Gotogate deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1710:55 amFRA - ONT
1 stop21h 48mBritish Airways
Sun 5/256:15 amONT - FRA
1 stop17h 30mBritish Airways
Deal found 4/24$574
This American Airlines deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/139:20 amFRA - ONT
1 stop19h 27mAmerican Airlines
Mon 8/182:59 pmONT - FRA
2 stops22h 26mAmerican Airlines
Deal found 4/24$594
This Iberia deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1610:45 amFRA - ONT
1 stop20h 11mIberia
Sat 10/48:43 amONT - FRA
1 stop15h 02mIberia
Deal found 4/24$618
This United Airlines deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/151:55 pmFRA - ONT
1 stop17h 05mUnited Airlines
Tue 5/203:10 pmONT - FRA
1 stop15h 05mUnited Airlines
Deal found 4/25$630
This Air Canada deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/99:55 amFRA - ONT
2 stops20h 09mMultiple Airlines
Mon 6/166:32 pmONT - FRA
3 stops28h 38mMultiple Airlines
Deal found 4/25$636
This Air Canada deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/95:05 pmFRA - ONT
3 stops28h 26mAir Canada
Mon 6/166:32 pmONT - FRA
3 stops28h 38mAir Canada
Deal found 4/25$643
This Billigflug deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/910:40 amFRA - ONT
1 stop20h 49mAir France
Fri 5/2312:18 pmONT - FRA
1 stop35h 37mAir France
Deal found 4/25$714

Cheapflights Fare Finder

Customize your flight search to find flights from Frankfurt 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, Cheapflights users made 2,558,603 searches. Data last updated April 25, 2025.
Use the filters below to find and compare flights from Frankfurt am Main Airport to Ontario that are best for you.

Fly from

Frankfurt

Fly to

Ontario

Route

Depart

Return

Price

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Mon 6/9

10:40 am-10:25 pm

1 stop20h 45m

Ontario

Tue 6/24

7:05 am-8:55 am

1 stop16h 50m

$556

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Sat 8/30

7:00 am-10:41 pm

2 stops24h 41m

Ontario

Sat 9/20

10:59 pm-9:00 am

2 stops25h 01m

$571

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Sat 5/17

10:55 am-11:43 pm

1 stop21h 48m

Ontario

Sun 5/25

6:15 am-8:45 am

1 stop17h 30m

$574

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Wed 8/13

9:20 am-11:29 pm

2 stops23h 09m

Ontario

Mon 8/18

2:59 pm-10:25 pm

2 stops22h 26m

$594

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Tue 9/16

10:45 am-9:56 pm

1 stop20h 11m

Ontario

Sat 10/4

8:43 am-8:45 am

1 stop15h 02m

$618

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Thu 5/15

1:55 pm-10:00 pm

1 stop17h 05m

Ontario

Tue 5/20

3:10 pm-3:15 pm

1 stop15h 05m

$630

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Mon 6/9

9:55 am-9:04 pm

2 stops20h 09m

Ontario

Mon 6/16

6:32 pm-8:10 am

3 stops28h 38m

$636

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Mon 6/9

5:05 pm-12:31 pm

3 stops28h 26m

Ontario

Mon 6/16

6:32 pm-8:10 am

3 stops28h 38m

$643

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Fri 5/9

10:40 am-10:29 pm

1 stop20h 49m

Ontario

Fri 5/23

12:18 pm-8:55 am

1 stop35h 37m

$714

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

Fri 5/2

3:05 pm-7:24 am

3 stops49h 19m

$506

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/25

Showing 1-10 of 18 results
1
2

Compare providers for flights from Frankfurt to Ontario

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Frankfurt to Ontario in April.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
Thrive TravelPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Frankfurt am Main Airport-Ontario flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Frankfurt am Main Airport-Ontario flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Frankfurt am Main Airport-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Frankfurt am Main Airport-Ontario flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Frankfurt am Main Airport-Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Frankfurt to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Frankfurt with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Frankfurt am Main Airport to Ontario

What is the cheapest month to book a flight from Frankfurt am Main Airport to Ontario?

Currently, August is the cheapest month in which you can book a flight from Frankfurt am Main Airport to Ontario (average of $246). Flying from Frankfurt am Main Airport to Ontario in March is currently the most expensive (average of $328). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated April 25, 2025.
Peruse reviews from past customers who have flown with China Airlines, Delta and KLM from Frankfurt am Main to Ontario to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Food

7.8

Boarding

8.3

Entertainment

8.0

Comfort

8.0

Crew

8.5

Overall

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver

Food

7.8

Boarding

8.3

Entertainment

8.0

Comfort

8.0

Crew

8.5

Overall

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver
8.0
Very good

Food

7.8

Boarding

8.3

Entertainment

8.0

Comfort

8.0

Crew

8.5

Overall

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver

Food

7.8

Boarding

8.3

Entertainment

8.0

Comfort

8.0

Crew

8.5

Overall

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver

Food

7.8

Boarding

8.3

Entertainment

8.0

Comfort

8.0

Crew

8.5

Overall

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver

Food

7.8

Boarding

8.3

Entertainment

8.0

Comfort

8.0

Crew

8.5

Overall

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver

Related info for your journey

Find useful and relevant information for your journey from Frankfurt to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to Ontario from Frankfurt am Main?

    For a flight from Frankfurt am Main to Ontario, you will be flying into Ontario. Ontario (ONT) is just 3.1 mi from the center of the city. Ontario is the only Ontario airport and it handles 0 inbound flights from Frankfurt am Main per day. 1 airline has flights to Ontario from Frankfurt am Main on a regular basis.

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

    Currently priced at $556, KLM will fly you from Frankfurt am Main Airport to Ontario and back. In addition to KLM, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and British Airways - these airlines can fly you to your destination from $571 and $574, respectively. KLM is priced at 28% lower than the current average price of a flight leaving 3 months from now.

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

    For one-way options, check prices for Iberia. According to our data, you can fly for as low as $615. Users have also found prices from $621 and $703 on British Airways and Lufthansa, respectively.

  • Can I find deals for flights from Frankfurt to Ontario that include hotel bookings?

    Yes. In addition to deals on Frankfurt to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Frankfurt to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Frankfurt to Ontario.

  • Can I find deals for business class flights from Frankfurt to Ontario?

    Yes. Cheapflights offers flight deals from Frankfurt to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Frankfurt am Main Airport to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Frankfurt am Main Airport to Ontario (average of $246). Flying from Frankfurt am Main Airport to Ontario in March is currently the most expensive (average of $328). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top airline flying from Frankfurt to Ontario

Discover the top airline that operate flights from Frankfurt to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$668Average$1,382FlexibilityNo cancel feeOn-time69%

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