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$675+ Cheap flights from the Czech Republic 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 8/23. Fares are subject to change and may not be available on all flights or dates of travel.
PRG — ONT
Jun 22 — Jun 291
Sun 6/22
Sun 6/29
1 adult, Economy
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Cheap flight deals from Czech Republic to Ontario

Keep the following information in mind while searching for Czech Republic to Ontario flight deals. Data was last updated June 17, 2025.

Round-trip from

$705
(United Airlines)

One-way from

$675
(Booking.com)

Popular in

August

Cheapest in

May

Average price

$716
From Czech Republic to Ontario
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One-way flight from Czech Republic to Ontario
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Highest demand for flights based on searches. 7% potential increase in price ($63 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Czech Republic to Ontario

Cheapest flights from Czech Republic to Ontario
Explore the most affordable flight options available from Czech Republic to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 17, 2025.

This United Airlines deal was found by Cheapflights users on 6/16. 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 9/1111:40 amPRG - ONT
2 stops18h 45mUnited Airlines
Sun 9/215:10 amONT - PRG
2 stops22h 00mUnited Airlines
Deal found 6/16$705
This Kissandfly.com deal was found by Cheapflights users on 6/16. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/67:40 amPRG - ONT
2 stops21h 37mLufthansa
Thu 11/137:00 amONT - PRG
2 stops19h 15mLufthansa
Deal found 6/16$874
This Cheapflightsfares deal was found by Cheapflights users on 6/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/19:10 pmPRG - ONT
2 stops30h 51mBritish Airways
Thu 7/2412:59 amONT - PRG
2 stops27h 16mBritish Airways
Deal found 6/17$1,248
This Iberia deal was found by Cheapflights users on 6/17. 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.
Sat 12/273:45 pmPRG - ONT
2 stops28h 45mIberia
Wed 1/710:57 amONT - PRG
2 stops19h 03mIberia
Deal found 6/17$1,481
This Air Canada deal was found by Cheapflights users on 6/16. 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.
Wed 7/21:40 pmPRG - ONT
2 stops31h 52mMultiple Airlines
Sun 7/65:05 amONT - PRG
3 stops19h 35mMultiple Airlines
Deal found 6/16$1,914

Cheapflights Fare Finder

Customize your flight search to find flights from Czech Republic 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 June 17, 2025.
Use the filters below to find and compare flights from the Czech Republic to Ontario that are best for you.

Fly from

Czech Republic

Fly to

Ontario

Route

Depart

Return

Price

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Thu 9/11

11:40 am-9:25 pm

2 stops18h 45m

Ontario

Sun 9/21

5:10 am-12:10 pm

2 stops22h 00m

$705

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Thu 11/6

7:40 am-8:17 pm

2 stops21h 37m

Ontario

Thu 11/13

7:00 am-11:15 am

2 stops19h 15m

$874

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Tue 7/1

11:35 am-11:59 pm

2 stops45h 24m

Ontario

Thu 7/24

12:59 am-1:15 pm

2 stops27h 16m

$1,437

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Wed 7/2

1:40 pm-12:32 pm

2 stops31h 52m

Ontario

Sun 7/6

5:05 am-9:40 am

3 stops19h 35m

$1,914

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Fri 7/18

3:35 pm-6:53 pm

2 stops36h 18m

Ontario

Sat 8/9

10:50 am-2:50 pm

2 stops19h 00m

$5,175

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Sat 8/23

8:10 am-6:24 pm

2 stops19h 14m

$675

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Tue 10/7

6:00 am-5:17 pm

2 stops20h 17m

$737

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Tue 7/29

9:40 am-6:27 pm

3 stops41h 47m

$771

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Sat 7/19

7:45 pm-6:53 pm

2 stops32h 08m

$860

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Fri 11/28

6:50 am-10:45 pm

3 stops24h 55m

$1,143

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/14

Showing 1-10 of 11 results
1
2

Best time to book a flight from Czech Republic to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Czech Republic 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 the Czech Republic to Ontario

What is the cheapest month to book a flight from Czech Republic to Ontario?

Currently, August is the cheapest month in which you can book a flight from Czech Republic to Ontario (average of $246). Flying from Czech Republic 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 June 17, 2025.
China Airlines
8.3
Very good
742 reviews

Crew

8.5

Comfort

8.0

Overall

8.3

Food

7.8

Boarding

8.3

Entertainment

8.0

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
China Airlines
8.3
Very good
742 reviews
China Airlines
8.3
Very good
742 reviews

Crew

8.5

Comfort

8.0

Overall

8.3

Food

7.8

Boarding

8.3

Entertainment

8.0

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
Delta
8.0
Very good
7,963 reviews
China Airlines
8.3
Very good
742 reviews

Crew

8.5

Comfort

8.0

Overall

8.3

Food

7.8

Boarding

8.3

Entertainment

8.0

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
United Airlines
7.4
Good
8,801 reviews
China Airlines
8.3
Very good
742 reviews

Crew

8.5

Comfort

8.0

Overall

8.3

Food

7.8

Boarding

8.3

Entertainment

8.0

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
Iberia
7.0
Good
2,778 reviews
China Airlines
8.3
Very good
742 reviews

Crew

8.5

Comfort

8.0

Overall

8.3

Food

7.8

Boarding

8.3

Entertainment

8.0

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
Lufthansa
6.8
Okay
7,152 reviews
China Airlines
8.3
Very good
742 reviews

Crew

8.5

Comfort

8.0

Overall

8.3

Food

7.8

Boarding

8.3

Entertainment

8.0

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 Czech Republic 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 Czech Republic?

    Ontario (ONT) is the airport you will fly into if you book a flight from Czech Republic to Ontario. It is only a 3.1 mi journey from Ontario (ONT) to Ontario’s city center.

  • What are the cheapest airlines to fly from Czech Republic to Ontario one-way?

    To fly one-way, consider booking your trip with British Airways, which is currently one of the cheapest options available, starting at $675. Delta flights start at $737 while deals on Iberia start at $860 one-way.

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

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

  • How can I find direct flights from Czech Republic to Ontario?

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

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

    Yes. Cheapflights offers flight deals from Czech Republic 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 Czech Republic to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Czech Republic to Ontario (average of $246). Flying from Czech Republic 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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