Find flights
When to book
FAQs

Cheap flights from Ontario to Ostrava from C$ 1,551

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 23/6. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — OSR
4 Jun — 11 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Ostrava

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Ostrava
Explore the most affordable flight options available from Ontario to Ostrava. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 May 2026.

Tue 23/67:20 p.m.
YYZ
-
OSR
1 stop12h 50m
LOT
Tue 30/62:45 p.m.
OSR
-
YYZ
1 stop11h 35m
LOT
Deal found 30/4C$ 1,551
Tue 23/610:45 p.m.
YYZ
-
OSR
2 stops20h 20m
Multiple Airlines
Tue 30/62:45 p.m.
OSR
-
YYZ
3 stops29h 15m
Multiple Airlines
Deal found 4/5C$ 1,800

Find flight deals from Ontario to Ostrava

Keep the following information in mind while searching for Ontario to Ostrava flight deals. Data was last updated 5 May 2026.

Round-trip from

C$ 1,551
LOT
  • LOT
  • 23/6-30/6
  • 2 total stops
  • 24h 25m total
  • Ontario to Ostrava
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Ostrava 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 629,999 searches. Data last updated 5 May 2026.
Use the filters below to find and compare flights from Ontario to Ostrava that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

TorontoOstrava

YYZ - OSR

YYZOSR

Toronto Pearson Intl

Tue 23/6

7:20 p.m.-2:10 p.m.

1 stop12h 50m

Ostrava Mosnov

Tue 30/6

2:45 p.m.-8:20 p.m.

1 stop11h 35m

C$ 1,551

TorontoOstrava

YYZ - OSR

YYZOSR

Toronto Pearson Intl

Tue 23/6

10:45 p.m.-1:05 a.m.

2 stops20h 20m

Ostrava Mosnov

Tue 30/6

2:45 p.m.-2:00 p.m.

3 stops29h 15m

C$ 1,800
Cheapest one-way

TorontoOstrava

YYZ - OSR

YYZOSR

Toronto Pearson Intl

Sat 30/5

12:45 p.m.-6:15 p.m.

3 stops23h 30m

C$ 2,322

TorontoOstrava

YYZ - OSR

YYZOSR

Toronto Pearson Intl

Sat 30/5

5:35 p.m.-2:10 p.m.

2 stops14h 35m

C$ 3,254
Quickest one-way

TorontoOstrava

YYZ - OSR

YYZOSR

Toronto Pearson Intl

Sat 30/5

7:20 p.m.-2:10 p.m.

1 stop12h 50m

C$ 4,079

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/4

Sorted by cheapest first

Best time to book a flight from Ontario to Ostrava

Have a flexible travel schedule? Discover the best time to fly to Ostrava 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 Ostrava
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Ostrava. 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 Ostrava from Ontario?

    Located just 19.7 km from the city centre, Ostrava Mosnov (OSR) is the airport most travelers will use when flying to Ostrava from Ontario.

  • How long is the flight from Region of Ontario to Ostrava?

    Airlines like LOT fly from Region of Ontario to Ostrava in about 12h 50m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 6930 km.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Ostrava by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near Ostrava?

Book flights to Ostrava if you plan to visit one of these locations
Olomouc

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Complete your trip

Complete your trip to Ostrava by adding a car rental and/or hotel reservation to your travel itinerary.
Ostrava car rentals
Ostrava Mosnov Airport car rentals
Brno Turany Airport car rentals

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario to Ostrava?

Cheapflights makes it easy to find Ontario to Ostrava flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Ostrava?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ostrava from Ontario.

Can Cheapflights find flights from Ontario to Ostrava with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Ontario to Ostrava, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Ontario to Ostrava become cheaper?

Yes, Cheapflights offers price alerts on Ontario to Ostrava flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.