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Cheap flights from London Heathrow Airport to Ostrava from £124

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 14/1. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — OSR
6 Feb — 13 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Ostrava

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Ostrava (OSR). 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 7 January 2026.

Round-trip from

£171

One-way from

£124

Popular in

November

Cheapest in

May

Average price

£78
LOT
  • LOT
  • 20/2-27/2
  • 2 total stops
  • 26h 30m total
  • London to Ostrava
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14/1
  • 14/1
  • 2 total stops
  • 27h 15m total
  • London to Ostrava
Search Deals
Highest demand for flights based on searches. 30% potential increase in price (£33 potential increase over avg. return price).
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Cheapest flight prices on average. 8% potential price decrease (£6 potential savings vs. average return price).
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Average for round-trip flights in January 2026
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Find flight deals from Heathrow to Ostrava

Enter your travel dates to find the best prices.

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 7 January 2026.

Fri 20/206:30LHR - OSR
1 stop6h 40mLOT
Fri 27/214:45OSR - LHR
1 stop19h 50mLOT
Deal found 6/1£171
Sun 15/218:20LHR - OSR
1 stop4h 50mLOT
Fri 20/214:45OSR - LHR
1 stop19h 50mLOT
Deal found 6/1£179
Wed 18/210:35LHR - OSR
1 stop5h 10mLOT
Fri 20/214:45OSR - LHR
1 stop19h 50mLOT
Deal found 6/1£183
Mon 23/218:20LHR - OSR
1 stop18h 50mLOT
Mon 2/305:20OSR - LHR
1 stop5h 15mLOT
Deal found 6/1£187
Mon 23/218:20LHR - OSR
1 stop18h 50mLOT
Fri 27/214:45OSR - LHR
1 stop27h 35mLOT
Deal found 5/1£195
Thu 19/206:30LHR - OSR
1 stop6h 40mLOT
Fri 20/214:45OSR - LHR
1 stop8h 15mLOT
Deal found 6/1£208
Wed 18/310:35LHR - OSR
1 stop5h 10mMultiple Airlines
Fri 20/314:45OSR - LHR
2 stops7h 05mMultiple Airlines
Deal found 6/1£240
Fri 20/206:30LHR - OSR
1 stop6h 40mMultiple Airlines
Fri 27/214:45OSR - LHR
2 stops7h 05mMultiple Airlines
Deal found 6/1£245
Wed 18/210:35LHR - OSR
1 stop5h 10mMultiple Airlines
Fri 20/214:45OSR - LHR
2 stops7h 05mMultiple Airlines
Deal found 6/1£257
Sat 17/120:50LHR - OSR
3 stops26h 20mMultiple Airlines
Mon 19/105:20OSR - LHR
1 stop5h 15mMultiple Airlines
Deal found 5/1£292

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow 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 858,174 searches. Data last updated 7 January 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Ostrava that are best for you.

Fly from

Heathrow

Fly to

Ostrava

Route

Depart

Return

Price

LondonOstrava

LHR - OSR

LHROSR

London Heathrow

Fri 20/2

06:30-14:10

1 stop6h 40m

Ostrava Mosnov

Fri 27/2

14:45-09:35

1 stop19h 50m

£171

LondonOstrava

LHR - OSR

LHROSR

London Heathrow

Sun 15/2

18:20-00:10

1 stop4h 50m

Ostrava Mosnov

Fri 20/2

14:45-09:35

1 stop19h 50m

£179

LondonOstrava

LHR - OSR

LHROSR

London Heathrow

Wed 18/3

10:35-16:45

1 stop5h 10m

Ostrava Mosnov

Fri 20/3

14:45-22:00

1 stop8h 15m

£179

LondonOstrava

LHR - OSR

LHROSR

London Heathrow

Wed 18/2

10:35-16:45

1 stop5h 10m

Ostrava Mosnov

Fri 20/2

14:45-09:35

1 stop19h 50m

£183

LondonOstrava

LHR - OSR

LHROSR

London Heathrow

Fri 13/2

06:30-14:10

1 stop6h 40m

Ostrava Mosnov

Fri 20/2

14:45-09:35

1 stop19h 50m

£195

LondonOstrava

LHR - OSR

LHROSR

London Heathrow

Mon 23/2

10:25-14:10

1 stop26h 45m

Ostrava Mosnov

Fri 27/2

14:45-22:00

1 stop8h 15m

£195

LondonOstrava

LHR - OSR

LHROSR

London Heathrow

Wed 18/3

10:35-16:45

1 stop5h 10m

Ostrava Mosnov

Fri 20/3

14:45-20:50

2 stops7h 05m

£240

LondonOstrava

LHR - OSR

LHROSR

London Heathrow

Wed 18/2

10:35-16:45

1 stop5h 10m

Ostrava Mosnov

Fri 20/2

14:45-20:50

2 stops7h 05m

£257

LondonOstrava

LHR - OSR

LHROSR

London Heathrow

Sat 17/1

20:50-00:10

3 stops26h 20m

Ostrava Mosnov

Mon 19/1

05:20-09:35

1 stop5h 15m

£292

LondonOstrava

LHR - OSR

LHROSR

London Heathrow

Sun 15/2

18:20-00:10

1 stop4h 50m

Ostrava Mosnov

Fri 20/2

14:45-20:50

2 stops7h 05m

£305

Flights are sorted by cheapest return flights first.

Deals found on 6/1

Showing 1-10 of 16 results
1
2

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.
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

Find useful and relevant information for your journey from Heathrow 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 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 6h 40m. 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.

See more FAQs

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Alternative routes for Heathrow to Ostrava

See prices for flight routes from nearby airports that may be better suited for you.
Luton to Ostrava flights
Stansted to Ostrava flights
Gatwick to Ostrava flights
London City to Ostrava flights
Southend to Ostrava flights

Fly with Cheapflights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow to Ostrava. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow to Ostrava for you. Better yet — we are completely free to use.

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

Yes! Cheapflights helps users easily find flights from Heathrow to Ostrava with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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