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$84+ Cheap flights from Heathrow (LHR) to Prague (PRG)

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 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — PRG
Apr 26 — May 31
Sun 4/26
Sun 5/3
1 adult, Economy
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Cheapflights Tip: The best prices from London Heathrow to Václav Havel Prague are usually found in February or January, booked 84 days in advance, depart on a Monday or Saturday and return on a Thursday

Cheap flight deals from Heathrow to Prague

Cheapest flights from Heathrow to Prague
Explore the most affordable flight options available from Heathrow to Prague. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 27, 2026.

This deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/247:50 pm
LHR
-
PRG
Nonstop2h 00m
British Airways
Wed 3/2511:00 am
PRG
-
LHR
Nonstop2h 20m
British Airways
Deal found 3/23$140
This Expedia deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:35 am
LHR
-
PRG
Nonstop1h 55m
British Airways
Thu 5/149:35 pm
PRG
-
LHR
Nonstop2h 00m
British Airways
Deal found 3/26$141
This British Airways deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/248:30 pm
LHR
-
PRG
Nonstop1h 50m
British Airways
Sat 5/28:35 pm
PRG
-
LHR
Nonstop2h 00m
British Airways
Deal found 3/23$146
This Booking.com deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/296:35 am
LHR
-
PRG
Nonstop1h 55m
British Airways
Mon 8/38:55 pm
PRG
-
LHR
Nonstop2h 00m
British Airways
Deal found 3/23$149
This British Airways deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/78:35 pm
LHR
-
PRG
Nonstop1h 50m
British Airways
Sat 10/108:35 pm
PRG
-
LHR
Nonstop2h 00m
British Airways
Deal found 3/25$150
This British Airways deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:05 pm
LHR
-
PRG
Nonstop1h 50m
British Airways
Mon 10/58:55 pm
PRG
-
LHR
Nonstop2h 00m
British Airways
Deal found 3/24$151
This British Airways deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/227:05 am
LHR
-
PRG
Nonstop2h 00m
British Airways
Thu 11/269:30 pm
PRG
-
LHR
Nonstop2h 10m
British Airways
Deal found 3/25$154
This British Airways deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/248:05 pm
LHR
-
PRG
Nonstop1h 50m
British Airways
Thu 10/89:35 pm
PRG
-
LHR
Nonstop2h 00m
British Airways
Deal found 3/26$155
This British Airways deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/178:30 pm
LHR
-
PRG
Nonstop1h 50m
British Airways
Tue 4/215:10 pm
PRG
-
LHR
Nonstop2h 15m
British Airways
Deal found 3/24$160

Find flight deals from Heathrow to Prague

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Prague (PRG). 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 March 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$141
(Expedia)

One-way from

$84

Popular in

May

Cheapest in

February

Average price

$220

Good round-trip deal

$273 or less

Good one-way deal

$135 or less
Provider with most accurate pricing for London Heathrow-Václav Havel Prague flight deals.
Search Deals
Provider most trusted by Cheapflights users for London Heathrow-Václav Havel Prague flights.
Search Deals
From London Heathrow to Václav Havel Prague
Search Deals
One-way flight from London Heathrow to Václav Havel Prague
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from London Heathrow to Václav Havel Prague.
Search Deals
Price to beat on a one-way flight from London Heathrow to Václav Havel Prague.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Heathrow to Prague 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 2,558,603 searches. Data last updated March 27, 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Prague that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

LondonPrague

LHR - PRG

LHRPRG

London Heathrow

Thu 9/3

8:05 pm-10:55 pm

Nonstop1h 50m

Václav Havel Prague

Mon 9/7

8:55 pm-9:55 pm

Nonstop2h 00m

$169

LondonPrague

LHR - PRG

LHRPRG

London Heathrow

Wed 6/3

8:35 pm-11:25 pm

Nonstop1h 50m

Václav Havel Prague

Wed 6/10

5:15 pm-6:25 pm

Nonstop2h 10m

$205

LondonPrague

LHR - PRG

LHRPRG

London Heathrow

Wed 5/6

2:45 pm-7:50 pm

1 stop4h 05m

Václav Havel Prague

Wed 5/13

6:00 am-10:45 am

1 stop5h 45m

$213

LondonPrague

LHR - PRG

LHRPRG

London Heathrow

Wed 4/15

5:10 pm-10:35 pm

1 stop4h 25m

Václav Havel Prague

Wed 5/6

6:00 am-9:00 am

1 stop4h 00m

$215

LondonPrague

LHR - PRG

LHRPRG

London Heathrow

Fri 4/10

8:30 pm-11:20 pm

Nonstop1h 50m

Václav Havel Prague

Tue 4/14

5:45 pm-6:55 pm

Nonstop2h 10m

$226

LondonPrague

LHR - PRG

LHRPRG

London Heathrow

Mon 4/20

6:50 am-8:25 pm

1 stop12h 35m

Václav Havel Prague

Mon 4/27

6:50 am-5:05 pm

1 stop11h 15m

$233

LondonPrague

LHR - PRG

LHRPRG

London Heathrow

Tue 5/19

11:05 am-10:25 pm

1 stop10h 20m

Václav Havel Prague

Sat 5/23

6:50 am-9:35 pm

1 stop15h 45m

$233

LondonPrague

LHR - PRG

LHRPRG

London Heathrow

Mon 5/4

5:50 pm-10:25 pm

1 stop3h 35m

Václav Havel Prague

Sat 5/9

6:50 am-9:35 pm

1 stop15h 45m

$233

LondonPrague

LHR - PRG

LHRPRG

London Heathrow

Mon 5/18

8:25 pm-11:15 pm

Nonstop1h 50m

Václav Havel Prague

Wed 5/20

6:30 am-7:45 am

Nonstop2h 15m

$233

LondonPrague

LHR - PRG

LHRPRG

London Heathrow

Wed 5/6

4:25 pm-9:20 pm

1 stop3h 55m

Václav Havel Prague

Sun 5/10

6:15 am-9:55 am

1 stop4h 40m

$234

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Compare providers for flights from Heathrow to Prague

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Heathrow to Prague in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on London Heathrow Airport-Prague flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London Heathrow Airport-Prague flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London Heathrow Airport-Prague flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London Heathrow Airport-Prague flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London Heathrow Airport-Prague flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Heathrow to Prague

Have a flexible travel schedule? Discover the best time to fly to Prague from Heathrow with our price prediction graph.
Estimated round-trip 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 Heathrow Airport to Prague

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

Use this chart to determine the optimal time to book a round-trip flight from Heathrow to Prague. Price data was last updated on March 13, 2026.

The best time to book flights from London Heathrow Airport to Prague is 84 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, June is the cheapest month in which you can book a flight from London Heathrow Airport to Prague (average of $68). Flying from London Heathrow Airport to Prague in July is currently the most expensive (average of $149). 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 LHR to PRG?

Find hourly flight availability from Heathrow to Prague. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 27, 2026.

It’s typically best to fly out from London Heathrow Airport to Prague in the evening. Doing so could potentially save you 34% on the flight price compared to flying at noon, which is usually more expensive.

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

Use this chart to determine the cheapest time to fly round-trip from Heathrow to Prague. Price data was last updated on March 23, 2026.

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

How much does it cost to fly round-trip from London Heathrow Airport to Prague?

The best insider tips for London Heathrow Airport to Prague flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your London Heathrow Airport to Prague trip
Our travel experts
Marisa Garcia

Marisa Garcia

Expert on PRG

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on LHR

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Reviews of airlines servicing Prague

Get insights into the airlines that provide service to Prague. 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 Prague. Reviews last updated March 27, 2026.
Peruse reviews from past customers who have flown with British Airways from London Heathrow Airport to Prague to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,822 reviews

Food

6.4

Comfort

6.8

Crew

7.6

Overall

6.7

Boarding

6.9

Entertainment

6.4

Reviews

1 / 20
6.0
Good

David,Jan 2026

LHR - MAD

It was a very old and tried plane. Lots of duck tape holding things together. Staff and food very good. Boarding was chaos at Madrid. Arrival in Lima swift and effective.
British Airways
6.7
Okay
7,822 reviews
British Airways
6.7
Okay
7,822 reviews

Food

6.4

Comfort

6.8

Crew

7.6

Overall

6.7

Boarding

6.9

Entertainment

6.4

Reviews

1 / 20
6.0
Good

David,Jan 2026

LHR - MAD

It was a very old and tried plane. Lots of duck tape holding things together. Staff and food very good. Boarding was chaos at Madrid. Arrival in Lima swift and effective.

Related info for your journey

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

    Located just 6.9 mi from the city center, Václav Havel Prague is the airport most travelers will use when flying to Prague from London Heathrow. Booking flights from London Heathrow to Václav Havel Prague (PRG) should be relatively easy as there are 2 daily inbound flights from London Heathrow from 1 airline.

  • How long is the flight from London Heathrow Airport to Prague?

    British Airways can get you from London Heathrow Airport to Prague in just under 1h 55m. Your travel time will be generally consistent. The distance between London Heathrow Airport and Prague is about 648 mi. Generally, flights for this route are nonstop.

  • What is the cheapest airline to fly from London Heathrow Airport to Prague round-trip?

    Currently priced at $149, British Airways will fly you from London Heathrow Airport to Prague and back. In addition to British Airways, many other airlines offer competitively priced options for your trip. You may be able to fly from London Heathrow Airport to Prague for 35% less than the average price by searching for this airline.

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

    To fly one-way, consider booking your trip with Wizz Air, which is currently one of the cheapest options available, starting at $25. British Airways flights start at $91 while deals on KLM start at $126 one-way.

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

    Before booking your flight to Prague from London Heathrow Airport, check out the most reliable airlines to get you to your destination on time: LATAM Airlines (100%), British Airways (88%), Cathay Pacific( 88%).

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

    The cheapest flight price from London Heathrow Airport to Prague is $97. On average you can expect to pay $288. The most popular route, (London Heathrow - Václav Havel Prague), can usually be booked for $140.

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

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

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

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

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

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

    Currently, June is the cheapest month in which you can book a flight from London Heathrow Airport to Prague (average of $68). Flying from London Heathrow Airport to Prague in July is currently the most expensive (average of $149). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Heathrow to Prague

See prices for flight routes from nearby airports that may be better suited for you.
Luton to Prague flights
Gatwick to Prague flights

Top airline flying from Heathrow to Prague

Discover the top airline that operate flights from Heathrow to Prague. 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 2,558,603 searches. Data last updated March 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$149Average$287FlexibilityNo cancel feeOn-time70%

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