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Cheap flights from Ontario to the Czech Republic from $364

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to the Czech Republic departing on 11/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Ontario to the Czech Republic

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
9:01 am - 12:40 pm
ONT
-
PRG
18h 39m
2 stops
United Airlines Logo
9:10 am - 6:16 pm
PRG
-
ONT
18h 06m
2 stops
$727United Airlines
Mon, Aug 17 - Wed, Aug 26
United Airlines Logo
1:13 pm - 4:05 pm
ONT
-
PRG
17h 52m
2 stops
United Airlines Logo
11:30 am - 9:50 pm
PRG
-
ONT
19h 20m
2 stops
$728United Airlines
Mon, Nov 9 - Tue, Nov 17
United Airlines Logo
11:20 am - 2:00 pm
ONT
-
PRG
17h 40m
2 stops
United Airlines Logo
11:30 am - 9:45 pm
PRG
-
ONT
19h 15m
2 stops
$739United Airlines
Tue, Dec 8 - Tue, Dec 22
United Airlines Logo
11:20 am - 2:00 pm
ONT
-
PRG
17h 40m
2 stops
United Airlines Logo
11:30 am - 11:06 pm
PRG
-
ONT
20h 36m
2 stops
$740United Airlines
Tue, Dec 8 - Tue, Dec 22
KLM Logo
5:05 pm - 5:40 pm
ONT
-
PRG
15h 35m
2 stops
KLM Logo
11:00 am - 11:34 pm
PRG
-
ONT
21h 34m
2 stops
$754KLM
Wed, Aug 12 - Wed, Aug 26
United Airlines Logo
1:13 pm - 4:05 pm
ONT
-
PRG
18h 52m
2 stops
United Airlines Logo
7:15 am - 5:55 pm
PRG
-
ONT
19h 40m
2 stops
$777United Airlines
Tue, Oct 27 - Mon, Nov 9
United Airlines Logo
9:00 am - 1:05 pm
ONT
-
PRG
20h 05m
2 stops
United Airlines Logo
11:30 am - 9:50 pm
PRG
-
ONT
19h 20m
2 stops
$778United Airlines
Mon, Oct 26 - Mon, Nov 2
United Airlines Logo
6:10 am - 10:50 am
ONT
-
PRG
19h 40m
2 stops
United Airlines Logo
2:10 pm - 10:59 pm
PRG
-
ONT
17h 49m
2 stops
$779United Airlines
Sun, Aug 9 - Sun, Aug 23
United Airlines Logo
9:00 am - 1:05 pm
ONT
-
PRG
20h 05m
2 stops
United Airlines Logo
1:45 pm - 10:53 pm
PRG
-
ONT
18h 08m
2 stops
$780United Airlines
Mon, Oct 26 - Sun, Nov 1
Multiple Airlines Logo
7:00 am - 9:20 pm
ONT
-
PRG
29h 20m
2 stops
Multiple Airlines Logo
12:30 pm - 10:49 pm
PRG
-
ONT
43h 19m
2 stops
$786Multiple Airlines
Thu, Oct 8 - Wed, Oct 14

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United Airlines flights from Ontario to Czech Republic

Our best United Airlines deals on Ontario to Czech Republic flight tickets
United Airlines
Aug 17
ONT9:01 amOntario
18h 39m
2 stops
PRG12:40 pmVáclav Havel Prague
Aug 26
PRG9:10 amVáclav Havel Prague
18h 06m
2 stops
ONT6:16 pmOntario
$727
United Airlines
Nov 9
ONT1:13 pmOntario
17h 52m
2 stops
PRG4:05 pmVáclav Havel Prague
Nov 17
PRG11:30 amVáclav Havel Prague
19h 20m
2 stops
ONT9:50 pmOntario
$728
United Airlines
Dec 8
ONT11:20 amOntario
17h 40m
2 stops
PRG2:00 pmVáclav Havel Prague
Dec 22
PRG11:30 amVáclav Havel Prague
19h 15m
2 stops
ONT9:45 pmOntario
$739

British Airways flights from Ontario to Czech Republic

Our best British Airways deals on Ontario to Czech Republic flight tickets
British Airways
Nov 11
ONT2:59 pmOntario
17h 31m
2 stops
PRG5:30 pmVáclav Havel Prague
Nov 25
PRG11:00 amVáclav Havel Prague
20h 23m
2 stops
ONT10:23 pmOntario
$945
British Airways
Nov 7
ONT2:59 pmOntario
16h 46m
2 stops
PRG4:45 pmVáclav Havel Prague
Nov 21
PRG10:55 amVáclav Havel Prague
20h 28m
2 stops
ONT10:23 pmOntario
$996
British Airways
Nov 6
ONT12:46 pmOntario
16h 14m
2 stops
PRG2:00 pmVáclav Havel Prague
Nov 20
PRG11:00 amVáclav Havel Prague
20h 23m
2 stops
ONT10:23 pmOntario
$1,069

momondo 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, momondo users made 832,500 searches. Data last updated July 11, 2026.
Use the filters below to find and compare flights from Ontario to the Czech Republic that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Mon 8/17

9:01 am-12:40 pm

2 stops18h 39m

Václav Havel Prague

Wed 8/26

9:10 am-6:16 pm

2 stops18h 06m

$727

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Mon 11/9

1:13 pm-4:05 pm

2 stops17h 52m

Václav Havel Prague

Tue 11/17

11:30 am-9:50 pm

2 stops19h 20m

$728

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Tue 12/8

11:20 am-2:00 pm

2 stops17h 40m

Václav Havel Prague

Tue 12/22

11:30 am-9:45 pm

2 stops19h 15m

$739

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Tue 12/8

11:20 am-2:00 pm

2 stops17h 40m

Václav Havel Prague

Tue 12/22

11:30 am-11:06 pm

2 stops20h 36m

$740

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Wed 8/12

5:05 pm-5:40 pm

2 stops15h 35m

Václav Havel Prague

Wed 8/26

11:00 am-11:34 pm

2 stops21h 34m

$754

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Tue 10/27

1:13 pm-4:05 pm

2 stops18h 52m

Václav Havel Prague

Mon 11/9

7:15 am-5:55 pm

2 stops19h 40m

$777

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Mon 10/26

9:00 am-1:05 pm

2 stops20h 05m

Václav Havel Prague

Mon 11/2

11:30 am-9:50 pm

2 stops19h 20m

$778

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Sun 8/9

6:10 am-10:50 am

2 stops19h 40m

Václav Havel Prague

Sun 8/23

2:10 pm-10:59 pm

2 stops17h 49m

$779

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Mon 10/26

9:00 am-1:05 pm

2 stops20h 05m

Václav Havel Prague

Sun 11/1

1:45 pm-10:53 pm

2 stops18h 08m

$780

OntarioPrague

ONT - PRG

ONTPRG

Ontario

Thu 10/8

7:00 am-9:20 pm

2 stops29h 20m

Václav Havel Prague

Wed 10/14

12:30 pm-10:49 pm

2 stops43h 19m

$786

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to the Czech Republic from

How to get the cheapest flight ticket from Ontario to Czech Republic

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Ontario to Czech Republic?

United Airlines, British Airways, and Delta are the most popular carriers operating from Ontario to Czech Republic

What airlines fly to Czech Republic?

Scandinavian Airlines, Condor and Lufthansa are the top three most popular airlines that fly to Czech Republic from Ontario according to our data. Scandinavian Airlines is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Czech Republic. Keep in mind that there are 15 different airlines that fly to Czech Republic on a routine basis, so you have a few additional options to choose from.

Cheap Ontario to Czech Republic flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Czech Republic

Fastest flight time

17h 40m

Direct flights

None
The fastest flight from Ontario to Czech Republic takes 17h 40m
There are no direct flights from Ontario to Czech Republic. There are no popular flight routes from Ontario to Czech Republic.
Search flight deals

Frequently asked questions about flying from Ontario to the Czech Republic

  • When did momondo last update prices for flights from Ontario Airport to Czech Republic?

    Prices for flights from Ontario Airport to Czech Republic were last updated today.

  • How old do you have to be to fly from Ontario Airport to Czech Republic?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Czech Republic.

  • What documentation or ID do you need to fly to Czech Republic?

    The travel and health documents required for your trip to Czech Republic can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Czech Republic. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Czech Republic?

It is quick and easy to find Ontario to Czech Republic flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Czech Republic that suits you.

Can I find flights from Ontario to Czech Republic with flexible booking policies on momondo?

Flights from Ontario to Czech Republic with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Ontario to Czech Republic?

momondo provides multiple filters to help you find the best flight to Czech Republic from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Ontario to Czech Republic right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Czech Republic from Ontario. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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