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Cheap flights from Prague to London Heathrow Airport from £39

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 4/4. Fares are subject to change and may not be available on all flights or dates of travel.
PRG — LHR
27 Jan — 3 Feb1
1 adult

The best prices from Václav Havel Prague to London Heathrow are usually found in January or February, booked 34 days in advance, depart on a Friday or Thursday and return on a Tuesday

Cheap flight deals from Prague to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Prague (PRG) to Heathrow (LHR). 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 22 January 2025.

Round-trip from

£83

One-way from

£39

Popular in

July

Cheapest in

January

Average price

£112

Good round-trip deal

£159 or less

Good one-way deal

£99 or less
British Airways
  • British Airways
  • 9/7-15/7
  • Nonstop
  • 4h 00m total
  • Prague to London
British Airways
  • British Airways
  • 4/4
  • Nonstop
  • 1h 55m total
  • Prague to London
Highest demand for flights based on searches. 11% potential increase in price (£15 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£3 potential savings vs. average return price).
Average for round-trip flights in January 2025
Price to beat on a round-trip flight from Václav Havel Prague to London Heathrow.
Price to beat on a one-way flight from Václav Havel Prague to London Heathrow.

Find flight deals from Prague to Heathrow

Cheapest flights from Prague to Heathrow
Explore the most affordable flight options available from Prague to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 January 2025.

Thu 2/1021:35PRG - LHR
Nonstop2h 00mBritish Airways
Sun 5/1006:50LHR - PRG
Nonstop2h 00mBritish Airways
Deal found 21/1£78
Thu 13/321:30PRG - LHR
Nonstop2h 10mMultiple Airlines
Mon 17/309:55LHR - PRG
1 stop12h 25mMultiple Airlines
Deal found 22/1£127
Fri 21/314:25PRG - LHR
1 stop3h 35mKLM
Sun 23/311:45LHR - PRG
1 stop4h 55mKLM
Deal found 21/1£152
Sat 15/213:50PRG - LHR
1 stop4h 15mLufthansa
Sun 23/208:45LHR - PRG
1 stop3h 25mLufthansa
Deal found 21/1£156
Wed 7/514:55PRG - LHR
1 stop3h 55mSWISS
Sat 10/506:00LHR - PRG
1 stop11h 25mSWISS
Deal found 21/1£170
Sat 1/211:40PRG - LHR
1 stop10h 10mBrussels Airlines
Wed 12/207:10LHR - PRG
1 stop14h 00mBrussels Airlines
Deal found 21/1£171
Wed 7/516:45PRG - LHR
1 stop5h 55mAustrian Airlines
Mon 12/509:05LHR - PRG
1 stop6h 00mAustrian Airlines
Deal found 21/1£172
Thu 30/109:35PRG - LHR
1 stop25h 00mLOT
Thu 6/210:25LHR - PRG
1 stop5h 50mLOT
Deal found 21/1£176

Find flights from Prague to Heathrow within your budget

Customise your flight search to find flights from Prague 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 22 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

PragueLondon

PRG - LHR

PRGLHR

Václav Havel Prague

Wed 9/7

21:15-22:15

Nonstop2h 00m

London Heathrow

Tue 15/7

06:35-09:35

Nonstop2h 00m

£83

PragueLondon

PRG - LHR

PRGLHR

Václav Havel Prague

Wed 26/3

21:30-22:40

Nonstop2h 10m

London Heathrow

Mon 31/3

09:55-21:00

2 stops10h 05m

£133

PragueLondon

PRG - LHR

PRGLHR

Václav Havel Prague

Fri 21/3

14:25-17:00

1 stop3h 35m

London Heathrow

Sun 23/3

11:45-17:40

1 stop4h 55m

£152

PragueLondon

PRG - LHR

PRGLHR

Václav Havel Prague

Thu 13/2

16:45-19:35

1 stop3h 50m

London Heathrow

Mon 17/3

07:40-13:10

1 stop4h 30m

£155

PragueLondon

PRG - LHR

PRGLHR

Václav Havel Prague

Sat 24/5

18:05-22:00

1 stop4h 55m

London Heathrow

Sat 7/6

10:15-17:20

1 stop6h 05m

£168

PragueLondon

PRG - LHR

PRGLHR

Václav Havel Prague

Wed 7/5

14:55-17:50

1 stop3h 55m

London Heathrow

Sat 10/5

06:00-18:25

1 stop11h 25m

£170

PragueLondon

PRG - LHR

PRGLHR

Václav Havel Prague

Sat 1/2

11:40-20:50

1 stop10h 10m

London Heathrow

Wed 12/2

07:10-22:10

1 stop14h 00m

£171

PragueLondon

PRG - LHR

PRGLHR

Václav Havel Prague

Wed 7/5

16:45-21:40

1 stop5h 55m

London Heathrow

Mon 12/5

09:05-16:05

1 stop6h 00m

£172

PragueLondon

PRG - LHR

PRGLHR

Václav Havel Prague

Tue 13/5

10:25-16:00

1 stop6h 35m

London Heathrow

Tue 13/5

18:40-09:45

1 stop14h 05m

£197

PragueLondon

PRG - LHR

PRGLHR

Václav Havel Prague

Fri 4/4

21:00-21:55

Nonstop1h 55m

£39

Flights are sorted by cheapest return flights first.

Deals found on 21/1

Showing 1-10 of 23 results
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Best time to book a flight from Prague to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Prague 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.

Travel insights for flights from Prague to Heathrow

Get recent, data-driven insights about flights from Prague to Heathrow including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Prague to London Heathrow Airport?

Use this chart to determine the optimal time to book a return flight from Prague to Heathrow. Price data was last updated on 17 January 2025.

Booking 34 days in advance of your planned departure date is, on average, the best time to get cheap flights from Prague to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from Prague to London Heathrow Airport (average of £112). Flying from Prague to London Heathrow Airport in August is currently the most expensive (average of £161). 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 PRG to LHR?

Find hourly flight availability from Prague 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 22 January 2025.

It’s typically best to fly out from Prague to London Heathrow Airport in the evening. Doing so could potentially save you 77% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Prague to London Heathrow Airport?

Use this chart to determine the cheapest time to fly return from Prague to Heathrow. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their Prague to London Heathrow Airport flight should consider departing on Sunday evenings when fares are most often at their lowest. Wednesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 22 January 2025.
To help decide which airline to fly from Prague to London, see what other customers have to say about KLM, Lufthansa and SWISS. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
7.8
Good
1,341 reviews

Crew

8.4

Overall

7.8

Food

7.3

Boarding

7.8

Comfort

7.7

Entertainment

7.2

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

7.8
Good
1,341 reviews
7.8
Good
1,341 reviews

Crew

8.4

Overall

7.8

Food

7.3

Boarding

7.8

Comfort

7.7

Entertainment

7.2

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

7.6
Good
1,117 reviews
7.8
Good
1,341 reviews

Crew

8.4

Overall

7.8

Food

7.3

Boarding

7.8

Comfort

7.7

Entertainment

7.2

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

7.6
Good
1,286 reviews
7.8
Good
1,341 reviews

Crew

8.4

Overall

7.8

Food

7.3

Boarding

7.8

Comfort

7.7

Entertainment

7.2

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

7.6
Good
786 reviews
7.8
Good
1,341 reviews

Crew

8.4

Overall

7.8

Food

7.3

Boarding

7.8

Comfort

7.7

Entertainment

7.2

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

7.5
Good
1,600 reviews
7.8
Good
1,341 reviews

Crew

8.4

Overall

7.8

Food

7.3

Boarding

7.8

Comfort

7.7

Entertainment

7.2

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Related info for your journey

Find useful and relevant information for your journey from Prague to Heathrow. 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 from for flights from Prague to London Heathrow?

    Most people fly from Václav Havel Prague (PRG) if they book a flight from Prague to London Heathrow. On average, Václav Havel Prague has 4 outbound flights to London Heathrow per day from 1 airline. Václav Havel Prague is conveniently located just 6.9 mi from Prague’s city center.

  • What are the cheapest airlines flying from Prague to London Heathrow Airport round-trip?

    British Airways, at £83, was found to be the cheapest airline from Prague to London Heathrow Airport.Alternate airlines flying return to your destination include KLM and Lufthansa. British Airways is priced at 45% lower than the current average price of a flight leaving 3 months from now.

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

    To fly one-way, consider booking your trip with British Airways, which is currently one of the cheapest options available, starting at £39. KLM flights start at £67 while deals on Vueling start at £68 one-way.

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

    No one likes to see their flight delayed. When booking a flight from Prague to London Heathrow Airport consider choosing Japan Airlines (73%), British Airways (71%) or American Airlines (67%) as they are the most reliable in getting you off to your destination on time.

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

    Looking for the cheapest flight from Prague to London Heathrow Airport? While on average our users pay £172, our data indicates the cheapest price to be £44. The most popular route (Václav Havel Prague - London Heathrow), is priced around £73.

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

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

  • How can I find direct flights from Prague to Heathrow?

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

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

    Yes. Cheapflights offers flight deals from Prague 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 Prague to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Prague to London Heathrow Airport (average of £112). Flying from Prague to London Heathrow Airport in August is currently the most expensive (average of £161). 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 Prague?

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Hayes
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Swindon
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Wembley
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Alternative routes for Prague to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Prague to Heathrow

Discover the top airline that operate flights from Prague 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 22 January 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£99Average£173FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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

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

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 Heathrow from Prague.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Prague to Heathrow flexibly with Cheapflights today.

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

Yes! Start tracking prices for Prague to Heathrow 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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