How long is the flight from London Heathrow Airport to Ostrava?

Departing from London Heathrow Airport to Ostrava will take you 18h 50m. The distance between London Heathrow Airport and Ostrava is about 821 mi.

In terms of precipitation, rainfall in Ostrava ranges from 30.0 - 100.0 inches per month. June is typically the wettest month, when rainfall can reach 100.0 mm. January is typically the driest time to visit Ostrava when rainfall is around 30.0 mm.

If weather is an important factor for your trip to Ostrava, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -1.0 C).

What is the cheapest time of day to fly from LHR to OSR?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London Heathrow Airport to Ostrava as you normally would.

What airport do you fly into for flights to Ostrava from London Heathrow?

If you book a flight to Ostrava from London Heathrow, you will be flying to Mosnov, which is the city’s only airport. Ostrava Mosnov (OSR) is located 12.2 mi from the center of Ostrava. There are 0 flights from London Heathrow to Mosnov per day from 0 different airlines.

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

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

How can I find direct flights from Heathrow to Ostrava?

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

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

Yes. Cheapflights offers flight deals from Heathrow 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.

£96+ Cheap Flights from London Heathrow Airport to Ostrava

Cheap flight deals from Heathrow to Ostrava

Enter your travel dates to find the best prices.

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

Sat 5/1218:20 -

1 stop18h 50m

Thu 24/1214:45 -

1 stop8h 15m

Deal found 31/10£160

Thu 3/1206:30 -

1 stop6h 40m

Sun 13/1214:45 -

1 stop8h 15m

Deal found 4/11£167

Thu 17/1218:20 -

1 stop18h 50m

Thu 24/1214:45 -

1 stop8h 15m

Deal found 2/11£173

Tue 1/1206:30 -

1 stop6h 40m

Tue 15/1214:45 -

1 stop8h 15m

Deal found 4/11£180

Wed 2/1218:20 -

1 stop18h 50m

Sun 13/1214:45 -

1 stop19h 50m

Deal found 4/11£195

Tue 1/1206:30 -

1 stop6h 40m

Thu 10/1214:45 -

1 stop19h 50m

Deal found 4/11£203

Mon 30/1110:35 -

1 stop26h 35m

Fri 11/1214:45 -

1 stop19h 50m

Deal found 4/11£215

Sat 21/1116:15 -

2 stops20h 55m

Mon 1/220:55 -

2 stops18h 50m

Deal found 1/11£235

Mon 16/1118:20 -

1 stop18h 50m

Mon 23/1120:55 -

3 stops26h 45m

Deal found 31/10£247

Thu 3/1206:30 -

1 stop6h 40m

Tue 15/1214:45 -

2 stops7h 05m

Deal found 4/11£249

Tue 1/1206:30 -

1 stop6h 40m

Tue 15/1214:45 -

2 stops7h 05m

Deal found 4/11£250

Mon 23/1107:50 -

2 stops11h 40m

Mon 30/1120:55 -

2 stops18h 50m

Deal found 1/11£255

Find flight deals from Heathrow to Ostrava

Round-trip from	£160
One-way from	£96

LOT
5/12-24/12
2 total stops
27h 05m total
London to Ostrava

Search Deals

LOT
3/3-31/12
1 total stop
18h 50m total
London to Ostrava

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Ostrava that are best for you.

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Route

Depart

Return

Price

Cheapest return flight

LondonOstrava

LHR London Heathrow - OSR Ostrava Mosnov

LHROSR

London Heathrow

Mon 1/3

10:35-14:10

1 stop26h 35m

Ostrava Mosnov

Wed 31/12

00:00-00:00

Nonstop0h 00m

£109

LondonOstrava

LHR London Heathrow - OSR Ostrava Mosnov

LHROSR

London Heathrow

Sat 5/12

18:20-14:10

1 stop18h 50m

Ostrava Mosnov

Thu 24/12

14:45-22:00

1 stop8h 15m

£160

LondonOstrava

LHR London Heathrow - OSR Ostrava Mosnov

LHROSR

London Heathrow

Sat 12/12

09:55-14:10

3 stops27h 15m

Ostrava Mosnov

Wed 31/12

00:00-00:00

Nonstop0h 00m

£160

Fastest return journey

LondonOstrava

LHR London Heathrow - OSR Ostrava Mosnov

LHROSR

London Heathrow

Fri 13/11

06:30-14:10

1 stop6h 40m

Ostrava Mosnov

Wed 31/12

00:00-00:00

Nonstop0h 00m

£161

LondonOstrava

LHR London Heathrow - OSR Ostrava Mosnov

LHROSR

London Heathrow

Thu 17/12

18:20-14:10

1 stop18h 50m

Ostrava Mosnov

Thu 24/12

14:45-22:00

1 stop8h 15m

£173

LondonOstrava

LHR London Heathrow - OSR Ostrava Mosnov

LHROSR

London Heathrow

Tue 1/12

06:30-14:10

1 stop6h 40m

Ostrava Mosnov

Tue 15/12

14:45-22:00

1 stop8h 15m

£180

LondonOstrava

LHR London Heathrow - OSR Ostrava Mosnov

LHROSR

London Heathrow

Fri 13/11

20:50-14:10

2 stops40h 20m

Ostrava Mosnov

Wed 31/12

00:00-00:00

Nonstop0h 00m

£183

LondonOstrava

LHR London Heathrow - OSR Ostrava Mosnov

LHROSR

London Heathrow

Mon 23/11

18:20-14:10

1 stop18h 50m

Ostrava Mosnov

Wed 31/12

00:00-00:00

Nonstop0h 00m

£188

LondonOstrava

LHR London Heathrow - OSR Ostrava Mosnov

LHROSR

London Heathrow

Fri 18/12

09:55-14:10

2 stops51h 15m

Ostrava Mosnov

Wed 31/12

00:00-00:00

Nonstop0h 00m

£189

LondonOstrava

LHR London Heathrow - OSR Ostrava Mosnov

LHROSR

London Heathrow

Fri 1/1

06:30-14:10

1 stop6h 40m

Ostrava Mosnov

Tue 5/1

14:45-09:35

1 stop19h 50m

£190

Flights are sorted by cheapest return flights first.

Deals found on 2/11

Showing 1-10 of 20 resultsSorted by cheapest first

Best time to book a flight from Heathrow to Ostrava

Have a flexible travel schedule? Discover the best time to fly to Ostrava from Heathrow with our price prediction graph.

LHR-OSR

Estimated return 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.

Related info for your journey

What airport do you fly into for flights to Ostrava from London Heathrow?
If you book a flight to Ostrava from London Heathrow, you will be flying to Mosnov, which is the city’s only airport. Ostrava Mosnov (OSR) is located 12.2 mi from the center of Ostrava. There are 0 flights from London Heathrow to Mosnov per day from 0 different airlines.
How long is the flight from London Heathrow Airport to Ostrava?
Departing from London Heathrow Airport to Ostrava will take you 18h 50m. The distance between London Heathrow Airport and Ostrava is about 821 mi.
Can I find deals for flights from Heathrow to Ostrava that include hotel bookings?
Yes. In addition to deals on Heathrow to Ostrava flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Heathrow to Ostrava?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Ostrava.
Can I find deals for business class flights from Heathrow to Ostrava?
Yes. Cheapflights offers flight deals from Heathrow 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.

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Cheap flights from London Heathrow Airport to Ostrava from £96

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/3. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Heathrow to Ostrava

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

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

Best flights from Heathrow to OstravaDiscover carefully curated flight deals from Heathrow to Ostrava that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 November 2026.

Discover carefully curated flight deals from Heathrow to Ostrava that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 November 2026.

Last-minute flights from Heathrow to OstravaDiscover last-minute flight deals from Heathrow to Ostrava. Data last updated 5 November 2026 and is based on user searches.

Discover last-minute flight deals from Heathrow to Ostrava. Data last updated 5 November 2026 and is based on user searches.

One-way flights from Heathrow to OstravaSearch for one-way flight options from Heathrow to Ostrava. Find affordable one-way fares based on user searches. Data last updated 5 November 2026.

Search for one-way flight options from Heathrow to Ostrava. Find affordable one-way fares based on user searches. Data last updated 5 November 2026.

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Best time to book a flight from Heathrow to Ostrava

Have a flexible travel schedule? Discover the best time to fly to Ostrava from Heathrow with our price prediction graph.

Related info for your journey

What airport do you fly into for flights to Ostrava from London Heathrow?

How long is the flight from London Heathrow Airport to Ostrava?

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

How can I find direct flights from Heathrow to Ostrava?

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Heathrow to Ostrava

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Complete your trip

Complete your trip to Ostrava by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Czech Republic

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

Best flights from Heathrow to Ostrava
Discover carefully curated flight deals from Heathrow to Ostrava that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 November 2026.

Last-minute flights from Heathrow to Ostrava
Discover last-minute flight deals from Heathrow to Ostrava. Data last updated 5 November 2026 and is based on user searches.

One-way flights from Heathrow to Ostrava
Search for one-way flight options from Heathrow to Ostrava. Find affordable one-way fares based on user searches. Data last updated 5 November 2026.