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Cheap flights from London to Ostrava from £29

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 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
LON — OSR
16 Jul — 23 Jul1
1 adult

Cheap flight deals from London to Ostrava

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) 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 11 July 2025.

Round-trip from

£107

One-way from

£36

Popular in

August

Cheapest in

May

Average price

£123

Good round-trip deal

£75 or less
Ryanair
  • Ryanair
  • 5/9-7/9
  • Nonstop
  • 4h 25m total
  • London to Ostrava
Ryanair
  • Ryanair
  • 7/10
  • Nonstop
  • 2h 10m total
  • London to Ostrava
Highest demand for flights based on searches. 18% potential increase in price (£14 potential increase over avg. return price).
Cheapest flight prices on average. 6% potential price decrease (£4 potential savings vs. average return price).
Average for round-trip flights in July 2025
Price to beat on a round-trip flight from London (LON) to Ostrava Mosnov.

Find flight deals from London to Ostrava

Cheapest flights from London to Ostrava
Explore the most affordable flight options available from London to Ostrava. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Fri 5/915:50STN - OSR
Nonstop2h 10mRyanair
Sun 7/915:50OSR - STN
Nonstop2h 15mRyanair
Deal found 10/7£107
Sun 24/808:25LTN - OSR
1 stop14h 45mMultiple Airlines
Wed 27/821:25OSR - LTN
2 stops24h 20mMultiple Airlines
Deal found 11/7£184
Thu 4/921:50STN - OSR
2 stops15h 20mMultiple Airlines
Sun 7/915:50OSR - STN
Nonstop2h 15mMultiple Airlines
Deal found 10/7£199
Fri 3/1006:30LHR - OSR
1 stop6h 40mLOT
Mon 6/1005:35OSR - LHR
1 stop12h 45mLOT
Deal found 10/7£215
Sun 3/817:00LGW - OSR
1 stop6h 10mMultiple Airlines
Tue 5/814:45OSR - LGW
1 stop8h 50mMultiple Airlines
Deal found 10/7£277
Thu 4/906:30LHR - OSR
1 stop6h 40mMultiple Airlines
Sun 7/908:45OSR - LHR
2 stops14h 55mMultiple Airlines
Deal found 10/7£286
Thu 21/809:20LCY - OSR
2 stops27h 50mMultiple Airlines
Mon 25/805:30OSR - LCY
2 stops38h 00mMultiple Airlines
Deal found 10/7£500
Sat 23/813:40SEN - OSR
1 stop20h 35mMultiple Airlines
Sat 30/805:00OSR - SEN
1 stop19h 15mMultiple Airlines
Deal found 9/7£872

Cheapflights Fare Finder

Customise your flight search to find flights from London 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 11 July 2025.
Use the filters below to find and compare flights from London to Ostrava that are best for you.

Fly from

London

Fly to

Ostrava

Route

Depart

Return

Price

LondonOstrava

STN - OSR

STNOSR

London Stansted

Fri 5/9

15:50-19:00

Nonstop2h 10m

Ostrava Mosnov

Sun 7/9

15:50-17:05

Nonstop2h 15m

£107

LondonOstrava

LTN - OSR

LTNOSR

London Luton

Sun 24/8

08:25-00:10

1 stop14h 45m

Ostrava Mosnov

Wed 27/8

21:25-20:45

2 stops24h 20m

£184

LondonOstrava

STN - OSR

STNOSR

London Stansted

Thu 4/9

21:50-14:10

2 stops15h 20m

Ostrava Mosnov

Sun 7/9

15:50-17:05

Nonstop2h 15m

£199

LondonOstrava

LHR - OSR

LHROSR

London Heathrow

Fri 3/10

06:30-14:10

1 stop6h 40m

Ostrava Mosnov

Mon 6/10

05:35-17:20

1 stop12h 45m

£215

LondonOstrava

LGW - OSR

LGWOSR

London Gatwick

Sun 3/8

17:00-00:10

1 stop6h 10m

Ostrava Mosnov

Tue 5/8

14:45-22:35

1 stop8h 50m

£277

LondonOstrava

LHR - OSR

LHROSR

London Heathrow

Thu 4/9

06:30-14:10

1 stop6h 40m

Ostrava Mosnov

Sun 7/9

08:45-22:40

2 stops14h 55m

£286

LondonOstrava

LCY - OSR

LCYOSR

London City

Thu 21/8

09:20-14:10

2 stops27h 50m

Ostrava Mosnov

Mon 25/8

05:30-18:30

2 stops38h 00m

£500

LondonOstrava

SEN - OSR

SENOSR

London Southend

Sat 23/8

13:40-11:15

1 stop20h 35m

Ostrava Mosnov

Sat 30/8

05:00-23:15

1 stop19h 15m

£872

LondonOstrava

STN - OSR

STNOSR

London Stansted

Fri 10/10

15:50-19:00

Nonstop2h 10m

£29

LondonOstrava

LGW - OSR

LGWOSR

London Gatwick

Wed 27/8

13:55-14:10

1 stop23h 15m

£93

Flights are sorted by cheapest return flights first.

Deals found on 10/7

Showing 1-10 of 20 results
1
2

Best time to book a flight from London to Ostrava

Have a flexible travel schedule? Discover the best time to fly to Ostrava from London 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.

Cheapflights Insights

Everything you need to know about your flight from London to Ostrava

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

Find hourly flight availability from London to Ostrava. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 July 2025.

A simple way to save on the total cost of your ticket is to fly from London to Ostrava in the morning. If you’re flexible enough to do this you can expect to save up to 13% on your trip compared to booking a flight in the afternoon.

How much does it cost for a return flight from London to Ostrava?

Reviews of airlines servicing Ostrava

Get insights into the airlines that provide service to Ostrava. 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 Ostrava. Reviews last updated 11 July 2025.
Get a feel of what it's like to fly with LOT, TAP AIR PORTUGAL, andRyanair from London to Ostrava by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.2

Food

7.2

Overall

7.6

Boarding

7.6

Comfort

7.5

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Hinesh,May 2025

LHR - WAW

Would not recommend this airline flight was delayed baggage was lost bad communication, our bag landed at the destination airport at 12 midday but did not arrive at the hotel till midnight no urgency at all this totally ruined the first 2 days of our trip worst airline I have used.

Crew

8.2

Food

7.2

Overall

7.6

Boarding

7.6

Comfort

7.5

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Hinesh,May 2025

LHR - WAW

Would not recommend this airline flight was delayed baggage was lost bad communication, our bag landed at the destination airport at 12 midday but did not arrive at the hotel till midnight no urgency at all this totally ruined the first 2 days of our trip worst airline I have used.

Crew

8.2

Food

7.2

Overall

7.6

Boarding

7.6

Comfort

7.5

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Hinesh,May 2025

LHR - WAW

Would not recommend this airline flight was delayed baggage was lost bad communication, our bag landed at the destination airport at 12 midday but did not arrive at the hotel till midnight no urgency at all this totally ruined the first 2 days of our trip worst airline I have used.

Crew

8.2

Food

7.2

Overall

7.6

Boarding

7.6

Comfort

7.5

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Hinesh,May 2025

LHR - WAW

Would not recommend this airline flight was delayed baggage was lost bad communication, our bag landed at the destination airport at 12 midday but did not arrive at the hotel till midnight no urgency at all this totally ruined the first 2 days of our trip worst airline I have used.

Related info for your journey

Find useful and relevant information for your journey from London 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?

    Located just 12.2 mi from the city center, Ostrava Mosnov is the airport most travelers will use when flying to Ostrava from London. Booking flights from London to Mosnov (OSR) should be relatively easy as there are 0 daily inbound flights from London from 1 airline.

  • What are the cheapest airlines flying from London to Ostrava round-trip?

    Cheapflights users have booked flights from London to Ostrava round-trip from £107. Another airline that can offer you cheap pricing is LOT.

  • What are the cheapest airlines to fly from London to Ostrava one-way?

    To fly one-way, consider booking your trip with Ryanair, which is currently one of the cheapest options available, starting at £36. LOT flights start at £141 while deals on TAP AIR PORTUGAL start at £342 one-way.

  • What are the most popular routes from London to Ostrava?

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

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

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

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

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

    Yes. Cheapflights offers flight deals from London 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

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from London to Ostrava

Discover the top airline that operate flights from London to Ostrava. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 11 July 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£31Average£80FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights

Fly with Cheapflights

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

Deals for London to Ostrava flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

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

Need flexible booking options for your flight to Ostrava from London? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes! Start tracking prices for London to Ostrava flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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