How long is the flight from Czech Republic to Ontario?

United Airlines can get you from Czech Republic to Ontario in just under 24h 18m. Your travel time can differ by up to . The distance between Czech Republic and Ontario is about 5917 mi.

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.

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).

What is the cheapest time of day to fly from CZ to ONT?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Czech Republic to Ontario as you normally would.

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.

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.

$495+ Flights from the Czech Republic to Ontario

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Cheap 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 December 4, 2025.

Thu 12/256:50 amPRG - ONT

2 stops24h 35mUnited Airlines

Fri 1/211:59 pmONT - PRG

2 stops26h 31mUnited Airlines

Deal found 12/3

$1,007

Fri 12/56:15 amPRG - ONT

2 stops20h 22mUnited Airlines

Thu 1/15:05 amONT - PRG

2 stops32h 20mUnited Airlines

Deal found 12/4

$1,050

Mon 12/227:35 amPRG - ONT

2 stops19h 08mUnited Airlines

Fri 1/166:00 amONT - PRG

2 stops23h 05mUnited Airlines

Deal found 12/4

$1,096

Sun 12/217:25 amPRG - ONT

2 stops24h 16mUnited Airlines

Tue 12/3011:59 pmONT - PRG

2 stops37h 26mUnited Airlines

Deal found 12/3

$1,163

Thu 12/256:50 amPRG - ONT

2 stops24h 35mUnited Airlines

Sat 1/310:42 amONT - PRG

2 stops18h 23mUnited Airlines

Deal found 12/3

$1,232

Thu 12/46:15 amPRG - ONT

2 stops20h 22mUnited Airlines

Thu 12/111:34 pmONT - PRG

2 stops16h 06mUnited Airlines

Deal found 12/3

$1,836

Fri 12/267:35 amPRG - ONT

2 stops19h 08mUnited Airlines

Fri 1/210:42 amONT - PRG

2 stops18h 23mUnited Airlines

Deal found 12/3

$1,839

Sun 12/77:25 amPRG - ONT

2 stops19h 12mUnited Airlines

Wed 12/171:34 pmONT - PRG

2 stops17h 31mUnited Airlines

Deal found 12/4

$2,299

Best flights from Czech Republic to Ontario
Discover carefully curated flight deals from Czech Republic to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 4, 2025.

Thu 2/57:35 amPRG - ONT

2 stops24h 18mUnited Airlines

Sun 2/85:05 amONT - PRG

2 stops24h 10mUnited Airlines

Deal found 12/2

$734

Wed 2/41:45 pmPRG - ONT

2 stops18h 08mUnited Airlines

Fri 2/271:45 pmONT - PRG

2 stops17h 20mUnited Airlines

Deal found 12/4

$753

Sat 5/96:00 amPRG - ONT

2 stops20h 47mUnited Airlines

Sat 5/164:15 pmONT - PRG

2 stops20h 10mUnited Airlines

Deal found 12/4

$841

Fri 3/63:15 pmPRG - ONT

2 stops16h 42mUnited Airlines

Sat 3/141:50 pmONT - PRG

2 stops18h 15mUnited Airlines

Deal found 12/3

$906

Mon 12/227:35 amPRG - ONT

2 stops19h 08mUnited Airlines

Fri 1/166:00 amONT - PRG

2 stops23h 05mUnited Airlines

Deal found 12/4

$1,096

Sun 12/217:25 amPRG - ONT

2 stops24h 16mUnited Airlines

Tue 12/3011:59 pmONT - PRG

2 stops37h 26mUnited Airlines

Deal found 12/3

$1,163

Thu 12/256:50 amPRG - ONT

2 stops24h 35mUnited Airlines

Sat 1/310:42 amONT - PRG

2 stops18h 23mUnited Airlines

Deal found 12/3

$1,232

Fri 12/267:35 amPRG - ONT

2 stops19h 08mUnited Airlines

Fri 1/210:42 amONT - PRG

2 stops18h 23mUnited Airlines

Deal found 12/3

$1,839

Fri 3/61:45 pmPRG - ONT

2 stops36h 53mUnited Airlines

Sun 3/155:15 amONT - PRG

2 stops25h 00mUnited Airlines

Deal found 12/2

$2,262

Sat 1/173:10 pmPRG - ONT

2 stops35h 33mUnited Airlines

Sat 1/245:05 amONT - PRG

2 stops21h 25mUnited Airlines

Deal found 12/3

$3,101

Last-minute flights from Czech Republic to Ontario
Discover last-minute flight deals from Czech Republic to Ontario. Data last updated December 4, 2025 and is based on user searches.

Thu 12/46:15 amPRG - ONT

2 stops20h 22mUnited Airlines

Thu 12/111:34 pmONT - PRG

2 stops16h 06mUnited Airlines

Deal found 12/3

$1,836

Fri 12/56:15 amPRG - ONT

2 stops20h 22mUnited Airlines

Thu 1/15:05 amONT - PRG

2 stops32h 20mUnited Airlines

Deal found 12/4

$1,050

Sun 12/77:25 amPRG - ONT

2 stops19h 12mUnited Airlines

Wed 12/171:34 pmONT - PRG

2 stops17h 31mUnited Airlines

Deal found 12/4

$2,299

Sun 12/217:25 amPRG - ONT

2 stops24h 16mUnited Airlines

Tue 12/3011:59 pmONT - PRG

2 stops37h 26mUnited Airlines

Deal found 12/3

$1,163

Mon 12/227:35 amPRG - ONT

2 stops19h 08mUnited Airlines

Fri 1/166:00 amONT - PRG

2 stops23h 05mUnited Airlines

Deal found 12/4

$1,096

Thu 12/256:50 amPRG - ONT

2 stops24h 35mUnited Airlines

Fri 1/211:59 pmONT - PRG

2 stops26h 31mUnited Airlines

Deal found 12/3

$1,007

Thu 12/256:50 amPRG - ONT

2 stops24h 35mUnited Airlines

Sat 1/310:42 amONT - PRG

2 stops18h 23mUnited Airlines

Deal found 12/3

$1,232

Fri 12/267:35 amPRG - ONT

2 stops19h 08mUnited Airlines

Fri 1/210:42 amONT - PRG

2 stops18h 23mUnited Airlines

Deal found 12/3

$1,839

Sat 1/173:10 pmPRG - ONT

2 stops35h 33mUnited Airlines

Sat 1/245:05 amONT - PRG

2 stops21h 25mUnited Airlines

Deal found 12/3

$3,101

One-way flights from Czech Republic to Ontario
Search for one-way flight options from Czech Republic to Ontario. Find affordable one-way fares based on user searches. Data last updated December 4, 2025.

Wed 4/812:55 pmPRG - ONT

2 stops19h 45mMultiple Airlines

Deal found 12/2

$495

Thu 4/97:10 amPRG - ONT

2 stops19h 35mBritish Airways

Deal found 12/2

$649

Fri 4/109:15 amPRG - ONT

2 stops22h 23mMultiple Airlines

Deal found 12/2

$1,040

Wed 12/316:15 amPRG - ONT

2 stops25h 18mUnited Airlines

Deal found 12/3

$1,385

Tue 12/91:45 pmPRG - ONT

2 stops18h 04mUnited Airlines

Deal found 12/3

$1,619

Thu 1/11:45 pmPRG - ONT

2 stops31h 53mUnited Airlines

Deal found 12/3

$1,620

Sat 1/36:15 amPRG - ONT

2 stops25h 10mUnited Airlines

Deal found 12/3

$1,891

Sun 1/48:55 amPRG - ONT

2 stops45h 53mDelta

Deal found 12/3

$2,345

Wed 5/209:10 amPRG - ONT

3 stops22h 16mUnited Airlines

Deal found 12/3

$3,265

Wed 5/2010:40 amPRG - ONT

1 stop40h 20mChina Airlines

Deal found 12/3

$4,516

Wed 4/810:40 amPRG - ONT

1 stop40h 20mChina Airlines

Deal found 12/2

$4,522

Find flight deals from Czech Republic to Ontario

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$734 (United Airlines)
One-way from	$495 (Iberia)
Popular in	August
Cheapest in	February
Average price	$773

Provider with most accurate pricing for Václav Havel Prague-Los Angeles flight deals.

Search Deals

Provider most trusted by Cheapflights users for Václav Havel Prague-Los Angeles flights.

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From Czech Republic to Ontario

Search Deals

One-way flight from Czech Republic to Ontario

Search Deals

Highest demand for flights based on searches. 5% potential increase in price ($44 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from the Czech Republic to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Thu 2/5

7:35 am-10:53 pm

2 stops24h 18m

Ontario

Sun 2/8

5:05 am-2:15 pm

2 stops24h 10m

$734

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Wed 2/4

1:45 pm-10:53 pm

2 stops18h 08m

Ontario

Fri 2/27

1:45 pm-4:05 pm

2 stops17h 20m

$753

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Sat 5/9

6:00 am-5:47 pm

2 stops20h 47m

Ontario

Sat 5/16

4:15 pm-9:25 pm

2 stops20h 10m

$841

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Fri 3/6

3:15 pm-10:57 pm

2 stops16h 42m

Ontario

Sat 3/14

1:50 pm-4:05 pm

2 stops18h 15m

$906

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Mon 12/22

7:35 am-5:43 pm

2 stops19h 08m

Ontario

Fri 1/16

6:00 am-2:05 pm

2 stops23h 05m

$1,096

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Sun 12/21

7:25 am-10:41 pm

2 stops24h 16m

Ontario

Tue 12/30

11:59 pm-10:25 pm

2 stops37h 26m

$1,163

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Thu 12/25

6:50 am-10:25 pm

2 stops24h 35m

Ontario

Sat 1/3

10:42 am-2:05 pm

2 stops18h 23m

$1,232

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Fri 12/26

7:35 am-5:43 pm

2 stops19h 08m

Ontario

Fri 1/2

10:42 am-2:05 pm

2 stops18h 23m

$1,839

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Fri 3/6

1:45 pm-5:38 pm

2 stops36h 53m

Ontario

Sun 3/15

5:15 am-2:15 pm

2 stops25h 00m

$2,262

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Sat 1/17

3:10 pm-5:43 pm

2 stops35h 33m

Ontario

Sat 1/24

5:05 am-11:30 am

2 stops21h 25m

$3,101

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Showing 1-10 of 20 results

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, May is the cheapest month in which you can book a flight from Czech Republic to Ontario (average of $494). Flying from Czech Republic to Ontario in July is currently the most expensive (average of $705). 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.

Related info for your journey

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.
How long is the flight from Czech Republic to Ontario?
United Airlines can get you from Czech Republic to Ontario in just under 24h 18m. Your travel time can differ by up to . The distance between Czech Republic and Ontario is about 5917 mi.
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, May is the cheapest month in which you can book a flight from Czech Republic to Ontario (average of $494). Flying from Czech Republic to Ontario in July is currently the most expensive (average of $705). 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.

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$495+ 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 5/20. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Czech Republic to Ontario with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Czech Republic to Ontario

Cheapest flights from Czech Republic to OntarioExplore 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 December 4, 2025.

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 December 4, 2025.

Find 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 December 4, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from the Czech Republic to Ontario that are best for you.

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.

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?

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?

How long is the flight from Czech Republic to Ontario?

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

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

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

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

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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 December 4, 2025.