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Prague

$419+ Cheap flights from Ontario (ONT) to Prague (PRG)

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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — PRG
Jul 5 — Jul 121
Sat 7/5
Sat 7/12
1 adult, Economy
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Cheap flight deals from Ontario to Prague

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Prague (PRG). 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 June 30, 2025.

Round-trip from

$611
(United Airlines)

One-way from

$419
(United Airlines)

Popular in

June

Cheapest in

February

Average price

$1,013
From Ontario to Václav Havel Prague
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One-way flight from Ontario to Václav Havel Prague
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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 June 2025
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Find flight deals from Ontario to Prague

Cheapest flights from Ontario to Prague
Explore the most affordable flight options available from Ontario to Prague. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.

This United Airlines deal was found by Cheapflights users on 6/28. 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 8/125:05 amONT - PRG
2 stops22h 05mUnited Airlines
Tue 8/196:00 amPRG - ONT
2 stops23h 33mUnited Airlines
Deal found 6/28$611
This British Airways 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/271:31 pmONT - PRG
2 stops19h 34mBritish Airways
Fri 12/511:00 amPRG - ONT
2 stops19h 58mBritish Airways
Deal found 6/30$675
This Delta deal was found by Cheapflights users on 6/28. 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.
Fri 8/221:15 pmONT - PRG
2 stops15h 30mDelta
Thu 8/286:30 amPRG - ONT
2 stops18h 38mDelta
Deal found 6/28$802
This oojo deal was found by Cheapflights users on 6/28. 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 8/1712:00 pmONT - PRG
2 stops18h 50mCondor
Sun 8/318:50 amPRG - ONT
2 stops24h 09mCondor
Deal found 6/28$1,025
This Icelandair 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2811:39 amONT - PRG
2 stops16h 26mMultiple Airlines
Sun 10/122:00 pmPRG - ONT
2 stops18h 49mMultiple Airlines
Deal found 6/30$1,067
This Iberia deal was found by Cheapflights users on 6/28. 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 12/1010:57 amONT - PRG
2 stops19h 03mIberia
Wed 12/173:45 pmPRG - ONT
2 stops28h 45mIberia
Deal found 6/28$1,481

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to Prague 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 30, 2025.
Use the filters below to find and compare flights from Ontario to Prague that are best for you.

Fly from

Ontario

Fly to

Prague

Route

Depart

Return

Price

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Tue 8/12

5:05 am-12:10 pm

2 stops22h 05m

Václav Havel Prague

Tue 8/19

6:00 am-8:33 pm

2 stops23h 33m

$611

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Thu 11/27

1:31 pm-6:05 pm

2 stops19h 34m

Václav Havel Prague

Fri 12/5

11:00 am-9:58 pm

2 stops19h 58m

$675

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Fri 8/22

1:15 pm-1:45 pm

2 stops15h 30m

Václav Havel Prague

Thu 8/28

6:30 am-4:08 pm

2 stops18h 38m

$802

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Sun 8/17

12:00 pm-3:50 pm

2 stops18h 50m

Václav Havel Prague

Sun 8/31

8:50 am-11:59 pm

2 stops24h 09m

$1,025

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-11:49 pm

2 stops18h 49m

$1,067

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Wed 12/10

10:57 am-3:00 pm

2 stops19h 03m

Václav Havel Prague

Wed 12/17

3:45 pm-11:30 am

2 stops28h 45m

$1,481

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Tue 9/2

7:00 am-12:10 pm

2 stops20h 10m

$419

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Wed 12/10

3:05 pm-5:40 pm

2 stops17h 35m

$473

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Tue 7/8

5:05 am-12:10 pm

2 stops22h 05m

$615

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Fri 7/18

11:59 pm-8:25 am

2 stops23h 26m

$837

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/29

Showing 1-10 of 14 results
1
2

Best time to book a flight from Ontario to Prague

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

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

Currently, November is the cheapest month in which you can book a flight from Ontario to Prague (average of $651). Flying from Ontario to Prague 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 Prague

Get insights into the airlines that provide service to Prague. 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 Prague. Reviews last updated June 30, 2025.
Get a feel of what it's like to fly with China Airlines, Delta, and United Airlines from Ontario to Prague by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
China Airlines
8.3
Very good
745 reviews

Comfort

8.0

Entertainment

8.0

Overall

8.3

Boarding

8.3

Food

7.8

Crew

8.5

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
745 reviews
China Airlines
8.3
Very good
745 reviews

Comfort

8.0

Entertainment

8.0

Overall

8.3

Boarding

8.3

Food

7.8

Crew

8.5

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
7,973 reviews
China Airlines
8.3
Very good
745 reviews

Comfort

8.0

Entertainment

8.0

Overall

8.3

Boarding

8.3

Food

7.8

Crew

8.5

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
8,852 reviews
China Airlines
8.3
Very good
745 reviews

Comfort

8.0

Entertainment

8.0

Overall

8.3

Boarding

8.3

Food

7.8

Crew

8.5

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
745 reviews

Comfort

8.0

Entertainment

8.0

Overall

8.3

Boarding

8.3

Food

7.8

Crew

8.5

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
9,654 reviews
China Airlines
8.3
Very good
745 reviews

Comfort

8.0

Entertainment

8.0

Overall

8.3

Boarding

8.3

Food

7.8

Crew

8.5

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 Prague. 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 Ontario to Prague round-trip?

    Cheapflights users have booked flights from Ontario to Prague round-trip from $611. Other airlines that can offer you cheap pricing are British Airways, from $675, and Delta, from $802.

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

    One-way options have recently been found by users for as low as $419 on United Airlines. Other airlines that offer cheap prices include British Airways from $473 and Air Canada from $615 one-way.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Ontario to Prague (average of $651). Flying from Ontario to Prague 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.

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