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$666+ Cheap flights from Prague (PRG) 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 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
PRG — ONT
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Prague to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Prague (PRG) 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 May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$710
(United Airlines)

One-way from

$666
(British Airways)

Popular in

August

Cheapest in

February

Average price

$708
Provider with most accurate pricing for Václav Havel Prague-Los Angeles flight deals.
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Provider most trusted by Cheapflights users for Václav Havel Prague-Los Angeles flights.
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From Václav Havel Prague to Ontario
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One-way flight from Václav Havel Prague to Ontario
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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 ($17 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 Prague to Ontario

Cheapest flights from Prague to Ontario
Explore the most affordable flight options available from Prague to Ontario. 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.
Fri 7/46:00 amPRG - ONT
2 stops21h 30mUnited Airlines
Tue 8/51:34 pmONT - PRG
2 stops15h 06mUnited Airlines
Deal found 4/30$710
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.
Fri 5/163:35 pmPRG - ONT
2 stops36h 01mIberia
Tue 5/2010:53 amONT - PRG
2 stops18h 57mIberia
Deal found 4/30$1,464
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/410:40 amPRG - ONT
1 stop40h 20mChina Airlines
Sun 5/1812:10 amONT - PRG
1 stop46h 25mChina Airlines
Deal found 4/30$8,674

Cheapflights Fare Finder

Customize your flight search to find flights from Prague 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 May 1, 2025.
Use the filters below to find and compare flights from Prague to Ontario that are best for you.

Fly from

Prague

Fly to

Ontario

Route

Depart

Return

Price

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Fri 7/4

6:00 am-6:30 pm

2 stops21h 30m

Ontario

Tue 8/5

1:34 pm-1:40 pm

2 stops15h 06m

$710

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Fri 5/16

3:35 pm-6:36 pm

2 stops36h 01m

Ontario

Tue 5/20

10:53 am-2:50 pm

2 stops18h 57m

$1,464

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Thu 5/29

8:10 am-6:36 pm

2 stops19h 26m

$666

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Tue 6/10

6:40 am-11:02 pm

2 stops25h 22m

$683

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Tue 7/1

7:40 pm-7:01 pm

2 stops32h 21m

$698

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Mon 6/30

12:35 pm-10:46 pm

2 stops19h 11m

$863

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Sun 5/18

9:20 am-10:46 pm

2 stops22h 26m

$972

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Tue 7/1

6:50 am-10:11 pm

3 stops24h 21m

$1,125

PragueOntario

PRG - ONT

PRGONT

Václav Havel Prague

Wed 5/28

10:40 am-6:00 pm

1 stop40h 20m

$4,365

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Best time to book a flight from Prague to Ontario

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

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

Currently, August is the cheapest month in which you can book a flight from Prague to Ontario (average of $246). Flying from Prague 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 May 1, 2025.
China Airlines
8.3
Very good
732 reviews

Boarding

8.3

Comfort

8.0

Food

7.8

Entertainment

8.0

Crew

8.5

Overall

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

Boarding

8.3

Comfort

8.0

Food

7.8

Entertainment

8.0

Crew

8.5

Overall

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

Boarding

8.3

Comfort

8.0

Food

7.8

Entertainment

8.0

Crew

8.5

Overall

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

Boarding

8.3

Comfort

8.0

Food

7.8

Entertainment

8.0

Crew

8.5

Overall

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

Boarding

8.3

Comfort

8.0

Food

7.8

Entertainment

8.0

Crew

8.5

Overall

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
Iberia
7.0
Good
2,701 reviews
China Airlines
8.3
Very good
732 reviews

Boarding

8.3

Comfort

8.0

Food

7.8

Entertainment

8.0

Crew

8.5

Overall

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 Prague to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Prague to Ontario round-trip?

    Our cheapest airline available from Prague to Ontario is United Airlines. Our recent data shows that you can find tickets from as low as $710 on this airline. An additional option worth looking into is Iberia, starting at $1,464.

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

    The cheapest airline one-way is British Airways, with whom users have recently found tickets for as low as $666. However, be on the lookout for offers from American Airlines and Iberia, as they are both options that can get you from Prague to Ontario for a low price.

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

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

  • How can I find direct flights from Prague to Ontario?

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

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

    Yes. Cheapflights offers flight deals from Prague 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 Prague to Ontario?

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