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Cheap flights from the Czech Republic to London Heathrow Airport from £42

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 14/5. Fares are subject to change and may not be available on all flights or dates of travel.
PRG — LHR
3 Apr — 10 Apr1
1 adult

Cheap flight deals from Czech Republic to Heathrow

Keep the following information in mind while searching for Czech Republic to Heathrow flight deals. Data was last updated 29 March 2025.

Round-trip from

£80

One-way from

£42

Popular in

August

Cheapest in

January

Average price

£55

Good round-trip deal

£124 or less

Good one-way deal

£73 or less
British Airways
  • British Airways
  • 25/9-29/9
  • Nonstop
  • 4h 00m total
  • Czech Republic to London
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British Airways
  • British Airways
  • 14/5
  • Nonstop
  • 2h 00m total
  • Czech Republic to London
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£10 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£3 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Czech Republic to London Heathrow.
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Price to beat on a one-way flight from Czech Republic to London Heathrow.
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Find flight deals from Czech Republic to Heathrow

Cheapest flights from Czech Republic to Heathrow
Explore the most affordable flight options available from Czech Republic to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 March 2025.

Thu 25/921:35PRG - LHR
Nonstop2h 00mBritish Airways
Mon 29/920:25LHR - PRG
Nonstop2h 00mBritish Airways
Deal found 28/3£80
Tue 13/510:25PRG - LHR
1 stop8h 15mScandinavian Airlines
Tue 20/518:05LHR - PRG
1 stop14h 35mScandinavian Airlines
Deal found 29/3£139
Fri 14/1114:45OSR - LHR
1 stop19h 50mLOT
Mon 17/1118:10LHR - OSR
1 stop19h 00mLOT
Deal found 28/3£149
Thu 30/1007:15PRG - LHR
1 stop15h 45mLOT
Mon 3/1118:10LHR - PRG
1 stop13h 40mLOT
Deal found 28/3£150
Wed 14/509:35PRG - LHR
1 stop7h 05mLufthansa
Mon 19/507:25LHR - PRG
1 stop12h 55mLufthansa
Deal found 28/3£158
Thu 10/411:50PRG - LHR
1 stop10h 45mMultiple Airlines
Sun 13/407:25LHR - PRG
1 stop12h 55mMultiple Airlines
Deal found 28/3£164
Sat 26/406:50PRG - LHR
1 stop15h 05mBrussels Airlines
Sun 27/411:05LHR - PRG
1 stop10h 20mBrussels Airlines
Deal found 28/3£167
Mon 7/416:45PRG - LHR
1 stop26h 55mAustrian Airlines
Tue 15/406:00LHR - PRG
1 stop3h 35mAustrian Airlines
Deal found 28/3£171
Fri 25/406:20PRG - LHR
2 stops11h 15mSWISS
Tue 29/406:00LHR - PRG
1 stop11h 25mSWISS
Deal found 29/3£198
Sat 29/312:25PRG - LHR
1 stop5h 10mAir France
Sat 29/319:35LHR - PRG
1 stop14h 10mAir France
Deal found 29/3£201
Mon 2/610:00OSR - LHR
2 stops33h 00mMultiple Airlines
Sun 8/618:10LHR - OSR
1 stop5h 00mMultiple Airlines
Deal found 28/3£263
Thu 12/613:30BRQ - LHR
2 stops30h 50mMultiple Airlines
Sat 14/612:10LHR - BRQ
2 stops22h 10mMultiple Airlines
Deal found 28/3£378

Cheapflights Fare Finder

Customise your flight search to find flights from Czech Republic to Heathrow 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 29 March 2025.
Use the filters below to find and compare flights from the Czech Republic to London Heathrow Airport that are best for you.

Fly from

Czech Republic

Fly to

Heathrow

Route

Depart

Return

Price

PragueLondon

PRG - LHR

PRGLHR

Václav Havel Prague

Thu 25/9

21:35-22:35

Nonstop2h 00m

London Heathrow

Mon 29/9

20:25-23:25

Nonstop2h 00m

£80

PragueLondon

PRG - LHR

PRGLHR

Václav Havel Prague

Tue 13/5

10:25-17:40

1 stop8h 15m

London Heathrow

Tue 20/5

18:05-09:40

1 stop14h 35m

£139

PragueLondon

PRG - LHR

PRGLHR

Václav Havel Prague

Tue 8/4

16:40-20:45

1 stop5h 05m

London Heathrow

Tue 15/4

16:25-21:20

1 stop3h 55m

£157

PragueLondon

PRG - LHR

PRGLHR

Václav Havel Prague

Tue 24/6

19:40-09:20

1 stop14h 40m

London Heathrow

Sun 6/7

06:30-19:00

1 stop11h 30m

£162

PragueLondon

PRG - LHR

PRGLHR

Václav Havel Prague

Thu 10/4

11:50-21:35

1 stop10h 45m

London Heathrow

Sun 13/4

07:25-21:20

1 stop12h 55m

£164

OstravaLondon

OSR - LHR

OSRLHR

Ostrava Mosnov

Fri 8/8

14:45-22:00

1 stop8h 15m

London Heathrow

Sun 17/8

06:30-00:10

1 stop16h 40m

£165

PragueLondon

PRG - LHR

PRGLHR

Václav Havel Prague

Sat 26/4

06:50-20:55

1 stop15h 05m

London Heathrow

Sun 27/4

11:05-22:25

1 stop10h 20m

£167

PragueLondon

PRG - LHR

PRGLHR

Václav Havel Prague

Tue 8/4

07:30-08:20

1 stop25h 50m

London Heathrow

Sat 12/4

06:00-16:05

1 stop9h 05m

£171

PragueLondon

PRG - LHR

PRGLHR

Václav Havel Prague

Fri 25/4

06:20-16:35

2 stops11h 15m

London Heathrow

Tue 29/4

06:00-18:25

1 stop11h 25m

£198

OstravaLondon

OSR - LHR

OSRLHR

Ostrava Mosnov

Mon 2/6

10:00-18:00

2 stops33h 00m

London Heathrow

Sun 8/6

18:10-00:10

1 stop5h 00m

£263

Flights are sorted by cheapest return flights first.

Deals found on 28/3

Showing 1-10 of 25 results
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2
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Best time to book a flight from Czech Republic to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Czech Republic 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 the Czech Republic to London Heathrow Airport

What is the cheapest month to book a flight from Czech Republic to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from Czech Republic to London Heathrow Airport (average of £112). Flying from Czech Republic to London Heathrow Airport in August is currently the most expensive (average of £164). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Find hourly flight availability from Czech Republic to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 March 2025.

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

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, 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 4.0 C).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 29 March 2025.
To help decide which airline to fly from Czech Republic to London, see what other customers have to say about KLM, LOT and Finnair. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,321 reviews
Check prices

Boarding

7.8

Food

7.3

Overall

7.8

Entertainment

7.1

Comfort

7.7

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
KLM
7.8
Good
1,321 reviews
KLM
7.8
Good
1,321 reviews
Check prices

Boarding

7.8

Food

7.3

Overall

7.8

Entertainment

7.1

Comfort

7.7

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
LOT
7.6
Good
1,063 reviews
KLM
7.8
Good
1,321 reviews
Check prices

Boarding

7.8

Food

7.3

Overall

7.8

Entertainment

7.1

Comfort

7.7

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Finnair
7.6
Good
1,267 reviews
KLM
7.8
Good
1,321 reviews
Check prices

Boarding

7.8

Food

7.3

Overall

7.8

Entertainment

7.1

Comfort

7.7

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Austrian Airlines
7.5
Good
769 reviews
KLM
7.8
Good
1,321 reviews
Check prices

Boarding

7.8

Food

7.3

Overall

7.8

Entertainment

7.1

Comfort

7.7

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
SWISS
7.5
Good
1,570 reviews
KLM
7.8
Good
1,321 reviews
Check prices

Boarding

7.8

Food

7.3

Overall

7.8

Entertainment

7.1

Comfort

7.7

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

Related info for your journey

Find useful and relevant information for your journey from Czech Republic to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Czech Republic to London Heathrow Airport one-way?

    One-way options have recently been found by users for as low as £42 on British Airways. Other airlines that offer cheap prices include Scandinavian Airlines from £62 and LOT from £93 one-way.

  • What are the most popular routes from Czech Republic to London Heathrow Airport?

    When deciding which route to take from Czech Republic to London Heathrow Airport consider Václav Havel Prague - London Heathrow, Ostrava Mosnov - London Heathrow or Brno Turany - London Heathrow as they are the most popular.

  • What are the most reliable airlines from Czech Republic to London Heathrow Airport?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Czech Republic to London Heathrow Airport on time: British Airways (89%), American Airlines (87%), Japan Airlines (86%).

  • What are the cheapest flights from Czech Republic to London Heathrow Airport?

    Looking for the cheapest flight from Czech Republic to London Heathrow Airport? While on average our users pay £165, our data indicates the cheapest price to be £41. The most popular route (Václav Havel Prague - London Heathrow), is priced around £77.

  • Can I find deals for flights from Czech Republic to Heathrow that include hotel bookings?

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

  • How can I find direct flights from Czech Republic to Heathrow?

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

  • Can I find deals for business class flights from Czech Republic to Heathrow?

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

  • What is the cheapest month to book a flight from Czech Republic to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Czech Republic to London Heathrow Airport (average of £112). Flying from Czech Republic to London Heathrow Airport in August is currently the most expensive (average of £164). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near the Czech Republic?

Book flights to the Czech Republic if you plan to visit one of these locations
Hounslow
Deal
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Watford
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See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Czech Republic to Heathrow

Discover the top airline that operate flights from Czech Republic to Heathrow. 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 29 March 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£89Average£163FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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

How does Cheapflights help users find flights from Czech Republic to Heathrow?

Deals for Czech Republic to Heathrow 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 Czech Republic to Heathrow?

Cheapflights helps you find that perfect flight to Heathrow from Czech Republic by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

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

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Heathrow from Czech Republic today and book when prices fit your budget.

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