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$552+ 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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — PRG
May 6 — May 131
Tue 5/6
Tue 5/13
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 May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$623
(United Airlines)

One-way from

$552
(United Airlines)

Popular in

June

Cheapest in

February

Average price

$832
Provider with most accurate pricing for Los Angeles-Václav Havel Prague flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-Václav Havel Prague flights.
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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. 11% potential increase in price ($108 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in May 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 May 1, 2025.

This United Airlines deal was found by Cheapflights users on 4/30. 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 8/197:00 amONT - PRG
2 stops20h 10mUnited Airlines
Wed 12/1010:15 amPRG - ONT
2 stops20h 06mUnited Airlines
Deal found 4/30$623
This British Airways deal was found by Cheapflights users on 4/30. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/305:02 pmONT - PRG
2 stops17h 03mBritish Airways
Thu 11/132:00 pmPRG - ONT
2 stops18h 45mBritish Airways
Deal found 4/30$633
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/237:00 amONT - PRG
2 stops16h 20mDelta
Tue 12/26:30 amPRG - ONT
2 stops19h 47mDelta
Deal found 4/30$740
This American Airlines deal was found by Cheapflights users on 4/29. 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 8/212:31 pmONT - PRG
2 stops19h 14mAmerican Airlines
Sun 9/76:55 amPRG - ONT
2 stops23h 45mAmerican Airlines
Deal found 4/29$832
This Iberia deal was found by Cheapflights users on 4/30. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/288:44 amONT - PRG
2 stops22h 16mIberia
Wed 11/123:45 pmPRG - ONT
2 stops39h 15mIberia
Deal found 4/30$841
This Iberia deal was found by Cheapflights users on 5/1. 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 12/2411:00 amONT - PRG
2 stops19h 00mMultiple Airlines
Wed 1/711:00 amPRG - ONT
2 stops20h 02mMultiple Airlines
Deal found 5/1$1,055
This Air Canada deal was found by Cheapflights users on 4/29. 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 6/255:10 amONT - PRG
3 stops20h 45mAir Canada
Mon 6/3011:40 amPRG - ONT
3 stops33h 52mAir Canada
Deal found 4/29$1,308
This oojo deal was found by Cheapflights users on 5/1. 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.
Sun 5/412:10 amONT - PRG
1 stop46h 25mChina Airlines
Wed 5/710:40 amPRG - ONT
1 stop40h 20mChina Airlines
Deal found 5/1$8,976

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 May 1, 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 8/19

7:00 am-12:10 pm

2 stops20h 10m

Václav Havel Prague

Wed 12/10

10:15 am-9:21 pm

2 stops20h 06m

$623

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Thu 8/21

2:31 pm-6:45 pm

2 stops19h 14m

Václav Havel Prague

Sun 9/7

6:55 am-9:40 pm

2 stops23h 45m

$832

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Tue 10/28

8:44 am-3:00 pm

2 stops22h 16m

Václav Havel Prague

Wed 11/12

3:45 pm-10:00 pm

2 stops39h 15m

$841

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Wed 5/28

11:44 am-9:45 pm

2 stops25h 01m

Václav Havel Prague

Wed 6/4

11:00 am-11:04 am

2 stops33h 04m

$939

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Sun 9/28

11:39 am-1:05 pm

2 stops16h 26m

Václav Havel Prague

Sun 10/12

2:00 pm-10:37 pm

2 stops17h 37m

$1,219

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Wed 6/25

5:10 am-10:55 am

3 stops20h 45m

Václav Havel Prague

Mon 6/30

11:40 am-12:32 pm

3 stops33h 52m

$1,308

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Wed 5/21

2:44 pm-5:00 pm

2 stops17h 16m

Václav Havel Prague

Wed 6/4

12:55 pm-9:57 pm

2 stops18h 02m

$1,771

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Sat 5/10

4:15 pm-1:40 pm

2 stops36h 25m

$552

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Wed 6/18

11:59 pm-8:25 am

2 stops23h 26m

$712

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Fri 10/17

3:00 pm-6:55 pm

2 stops18h 55m

$757

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 12 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 $1,179). 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 Czech Republic by month

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

In terms of precipitation, rainfall in Czech Republic ranges from 0.4 - 2.4 inches per month. June is typically the wettest month, when rainfall can reach 2.4 in. February is typically the driest time to visit Czech Republic when rainfall is around 0.4 in.

Temperature in Czech Republic by month

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

If weather is an important factor for your trip to Czech Republic, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 May 1, 2025.
Read through reviews of airlines operating flights from Ontario to Czech Republic, such as China Airlines, Delta and United Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
China Airlines
8.3
Very good
732 reviews

Overall

8.3

Crew

8.5

Comfort

8.0

Food

7.8

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
732 reviews
China Airlines
8.3
Very good
732 reviews

Overall

8.3

Crew

8.5

Comfort

8.0

Food

7.8

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
7,934 reviews
China Airlines
8.3
Very good
732 reviews

Overall

8.3

Crew

8.5

Comfort

8.0

Food

7.8

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
8,696 reviews
China Airlines
8.3
Very good
732 reviews

Overall

8.3

Crew

8.5

Comfort

8.0

Food

7.8

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
732 reviews

Overall

8.3

Crew

8.5

Comfort

8.0

Food

7.8

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
7.0
Good
9,254 reviews
China Airlines
8.3
Very good
732 reviews

Overall

8.3

Crew

8.5

Comfort

8.0

Food

7.8

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?

    $552 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 Iberia and British Airways, with prices starting from $757 and $902, 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 $1,179). 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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