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$419+ Cheap flights from Ontario (ONT) to the Czech Republic

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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — PRG
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap flight deals from Ontario to Czech Republic

Keep the following information in mind while searching for Ontario to Czech Republic flight deals. Data was last updated July 3, 2025.

Round-trip from

$631
(United Airlines)

One-way from

$419
(United Airlines)

Popular in

June

Cheapest in

February

Average price

$923
From Ontario to Czech Republic
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One-way flight from Ontario to Czech Republic
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Highest demand for flights based on searches. 8% potential increase in price ($75 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Ontario to Czech Republic

Cheapest flights from Ontario to Czech Republic
Explore the most affordable flight options available from Ontario to Czech Republic. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This United Airlines deal was found by Cheapflights users on 6/30. 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.
Tue 10/281:00 pmONT - PRG
2 stops17h 05mUnited Airlines
Tue 11/117:20 amPRG - ONT
2 stops19h 14mUnited Airlines
Deal found 6/30$631
This American Airlines deal was found by Cheapflights users on 7/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2710:31 amONT - PRG
2 stops22h 34mAmerican Airlines
Fri 12/56:00 amPRG - ONT
2 stops23h 12mAmerican Airlines
Deal found 7/3$674
This British Airways deal was found by Cheapflights users on 7/2. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/276:38 amONT - PRG
2 stops26h 27mBritish Airways
Fri 12/56:00 amPRG - ONT
2 stops24h 37mBritish Airways
Deal found 7/2$675
This Iberia deal was found by Cheapflights users on 7/2. 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.
Wed 8/278:14 amONT - PRG
2 stops21h 36mIberia
Sat 11/223:45 pmPRG - ONT
2 stops28h 51mIberia
Deal found 7/2$773
This oojo deal was found by Cheapflights users on 7/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/26:51 pmONT - PRG
2 stops35h 59mCondor
Sat 8/165:50 pmPRG - ONT
2 stops39h 25mCondor
Deal found 7/2$1,056
This Icelandair deal was found by Cheapflights users on 7/2. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/1512:00 pmONT - PRG
2 stops16h 05mMultiple Airlines
Wed 9/172:00 pmPRG - ONT
2 stops17h 05mMultiple Airlines
Deal found 7/2$1,279

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to Czech Republic 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 July 3, 2025.
Use the filters below to find and compare flights from Ontario to the Czech Republic that are best for you.

Fly from

Ontario

Fly to

Czech Republic

Route

Depart

Return

Price

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Tue 10/28

1:00 pm-2:05 pm

2 stops17h 05m

Václav Havel Prague

Tue 11/11

7:20 am-5:34 pm

2 stops19h 14m

$631

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Thu 11/27

10:31 am-6:05 pm

2 stops22h 34m

Václav Havel Prague

Fri 12/5

6:00 am-8:12 pm

2 stops23h 12m

$674

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Thu 11/27

6:38 am-6:05 pm

2 stops26h 27m

Václav Havel Prague

Fri 12/5

6:00 am-9:37 pm

2 stops24h 37m

$675

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Wed 8/27

8:14 am-2:50 pm

2 stops21h 36m

Václav Havel Prague

Sat 11/22

3:45 pm-11:36 am

2 stops28h 51m

$773

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Sat 8/2

6:51 pm-3:50 pm

2 stops35h 59m

Václav Havel Prague

Sat 8/16

5:50 pm-12:15 am

2 stops39h 25m

$1,056

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Tue 7/15

12:00 pm-1:05 pm

2 stops16h 05m

Václav Havel Prague

Wed 9/17

2:00 pm-10:05 pm

2 stops17h 05m

$1,279

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Tue 8/12

7:00 am-12:10 pm

2 stops20h 10m

$419

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Mon 8/25

1:15 pm-12:10 pm

2 stops37h 55m

$431

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Fri 11/28

3:05 pm-6:25 pm

2 stops18h 20m

$523

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Fri 7/25

8:15 am-2:50 pm

2 stops21h 35m

$532

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Showing 1-10 of 14 results
1
2

Best time to book a flight from Ontario to Czech Republic

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

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

Currently, November is the cheapest month in which you can book a flight from Ontario to Czech Republic (average of $651). Flying from Ontario to Czech Republic in June is currently the most expensive (average of $1,119). 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.

Reviews of airlines servicing Czech Republic

Get insights into the airlines that provide service to Czech Republic. 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 Czech Republic. Reviews last updated July 3, 2025.
Read through reviews of airlines operating flights from Ontario to the Czech Republic, such as China Airlines, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
China Airlines
8.3
Very good
744 reviews

Comfort

8.0

Food

7.8

Overall

8.3

Crew

8.5

Entertainment

8.0

Boarding

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
China Airlines
8.3
Very good
744 reviews
China Airlines
8.3
Very good
744 reviews

Comfort

8.0

Food

7.8

Overall

8.3

Crew

8.5

Entertainment

8.0

Boarding

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
Delta
8.0
Very good
7,982 reviews
China Airlines
8.3
Very good
744 reviews

Comfort

8.0

Food

7.8

Overall

8.3

Crew

8.5

Entertainment

8.0

Boarding

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
United Airlines
7.4
Good
8,861 reviews
China Airlines
8.3
Very good
744 reviews

Comfort

8.0

Food

7.8

Overall

8.3

Crew

8.5

Entertainment

8.0

Boarding

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
American Airlines
7.2
Good
10,000 reviews
China Airlines
8.3
Very good
744 reviews

Comfort

8.0

Food

7.8

Overall

8.3

Crew

8.5

Entertainment

8.0

Boarding

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
Air Canada
7.1
Good
9,681 reviews
China Airlines
8.3
Very good
744 reviews

Comfort

8.0

Food

7.8

Overall

8.3

Crew

8.5

Entertainment

8.0

Boarding

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 Ontario to Czech Republic. 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 from for flights from Ontario to Czech Republic?

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

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

    $419 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Air Canada and British Airways, with prices starting from $431 and $523, respectively.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Ontario to Czech Republic (average of $651). Flying from Ontario to Czech Republic in June is currently the most expensive (average of $1,119). 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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