HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$591+ 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 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
FRA — ONT
feb. 9 — feb. 161
dom. 2/9
dom. 2/16
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Frankfurt to Ontario with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 febrero 4, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$599
(Expedia)

One-way from

$591
(Mytrip)

Popular in

December

Cheapest in

January

Average price

$635
Provider with most accurate pricing for Frankfurt am Main-Ontario flight deals.
Search Deals
Provider most trusted by Cheapflights users for Frankfurt am Main-Ontario flights.
Search Deals
From Frankfurt am Main to Ontario
Search Deals
One-way flight from Frankfurt am Main to Ontario
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($84 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($45 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
Search Deals

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 febrero 4, 2025.

This Expedia deal was found by Cheapflights users on 2/4. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 2/2110:50 amFRA - ONT
1 stop16h 45mBritish Airways
sáb. 3/16:05 amONT - FRA
1 stop16h 10mBritish Airways
Deal found 2/4$599
This Billigflug deal was found by Cheapflights users on 2/4. 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.
jue. 2/1310:50 amFRA - ONT
1 stop22h 03mMultiple Airlines
lun. 2/1711:59 pmONT - FRA
2 stops29h 11mMultiple Airlines
Deal found 2/4$600
This American Airlines deal was found by Cheapflights users on 2/4. 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.
mar. 2/1810:50 amFRA - ONT
1 stop20h 26mAmerican Airlines
mié. 3/56:59 amONT - FRA
1 stop15h 16mAmerican Airlines
Deal found 2/4$617
This Iberia deal was found by Cheapflights users on 2/3. 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.
dom. 2/1610:50 amFRA - ONT
1 stop22h 03mIberia
dom. 3/26:59 amONT - FRA
1 stop15h 16mIberia
Deal found 2/3$621
This United Airlines deal was found by Cheapflights users on 2/3. 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.
mar. 4/297:55 amFRA - ONT
2 stops21h 26mUnited Airlines
mar. 5/201:45 pmONT - FRA
1 stop16h 30mUnited Airlines
Deal found 2/3$625
This Delta deal was found by Cheapflights users on 2/3. 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.
sáb. 3/86:55 amFRA - ONT
2 stops17h 30mDelta
jue. 3/206:00 amONT - FRA
2 stops17h 50mDelta
Deal found 2/3$634
This KLM deal was found by Cheapflights users on 2/4. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/1711:40 amFRA - ONT
1 stop20h 12mKLM
mar. 3/47:05 amONT - FRA
1 stop16h 35mKLM
Deal found 2/4$637
This Air Canada deal was found by Cheapflights users on 2/3. 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.
jue. 5/15:05 pmFRA - ONT
3 stops28h 33mAir Canada
jue. 5/225:10 amONT - FRA
3 stops18h 00mAir Canada
Deal found 2/3$878

Find flights from Frankfurt to Ontario within your budget

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 febrero 4, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

vie. 2/21

10:50 am-6:35 pm

1 stop16h 45m

Ontario

sáb. 3/1

6:05 am-7:15 am

1 stop16h 10m

$599

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

vie. 2/21

10:50 am-11:53 pm

1 stop22h 03m

Ontario

sáb. 3/1

2:54 pm-10:00 pm

2 stops22h 06m

$607

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

mar. 2/18

10:50 am-6:35 pm

1 stop16h 45m

Ontario

mar. 3/4

6:59 am-7:15 am

1 stop15h 16m

$617

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

dom. 2/16

10:50 am-11:53 pm

1 stop22h 03m

Ontario

dom. 3/2

6:59 am-7:15 am

1 stop15h 16m

$621

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

mar. 4/29

7:55 am-8:21 pm

2 stops21h 26m

Ontario

mar. 5/20

1:45 pm-3:15 pm

1 stop16h 30m

$625

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

sáb. 3/8

6:55 am-3:25 pm

2 stops17h 30m

Ontario

jue. 3/20

6:00 am-7:50 am

2 stops17h 50m

$634

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

lun. 2/17

11:40 am-10:52 pm

1 stop20h 12m

Ontario

lun. 3/3

7:05 am-8:40 am

1 stop16h 35m

$637

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

jue. 5/1

5:05 pm-12:38 pm

3 stops28h 33m

Ontario

jue. 5/22

5:10 am-8:10 am

3 stops18h 00m

$878

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

mié. 2/19

11:50 am-9:15 am

2 stops30h 25m

$591

Frankfurt am MainOntario

FRA - ONT

FRAONT

Frankfurt am Main

mar. 2/11

10:50 am-6:37 pm

1 stop16h 47m

$675

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/4

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 February.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Frankfurt am Main Airport-Ontario flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.

Travel insights for flights from Frankfurt to Ontario

Get recent, data-driven insights about flights from Frankfurt to Ontario including ideal travel times, pricing trends, and more.

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 $315). 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 febrero 4, 2025.
Peruse reviews from past customers who have flown with Delta, KLM and United Airlines 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.
Delta
8.0
Very good
8,408 reviews

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,408 reviews
Delta
8.0
Very good
8,408 reviews

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM
7.8
Good
1,334 reviews
Delta
8.0
Very good
8,408 reviews

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
8,887 reviews
Delta
8.0
Very good
8,408 reviews

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,408 reviews

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

WestJet
7.2
Good
2,814 reviews
Delta
8.0
Very good
8,408 reviews

Overall

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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 $599, British Airways will fly you from Frankfurt am Main Airport to Ontario and back. In addition to British Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Iberia - these airlines can fly you to your destination from $617 and $621, respectively. British Airways 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 British Airways. According to our data, you can fly for as low as $675. Users have also found prices from $684 and $801 on Lufthansa and Iberia, 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 $315). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 febrero 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$668Average$1,382FlexibilityNo cancel feeOn-time69%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.