Question 1

How far in advance should I book a flight to Prague?

Accepted Answer

You are more likely to see cheaper flights to Prague from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Prague for around $336 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Prague from London Heathrow Airport for as low as $255 on momondo.

Question 2

What is the most punctual flight time for London to Prague flights?

Accepted Answer

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Question 3

How have London Heathrow Airport to Prague flight prices changed over time?

Accepted Answer

As of December 2025, prices for London Heathrow Airport to Prague flights are approximately 45% more expensive when compared to flights at the same time last year.

Question 4

What cabin class options are available on London Heathrow to Václav Havel Prague flights?

Accepted Answer

There are 2 cabin classes available to choose from on London Heathrow to Václav Havel Prague flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Question 5

What is the cheapest day to depart on your flight to Prague?

Accepted Answer

According to our data, Monday is the cheapest day to fly to Prague from London Heathrow Airport. The lowest ticket price found for a Monday departure recently was $142. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $419. These prices are subject to change though, so be sure to set up a Price Alert for flights to Prague.

Question 6

Which airline has the best punctuality record on London to Prague flights?

Accepted Answer

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 16% of their flights experiencing any sort of delay.

Question 7

What is the cheapest London Heathrow to Václav Havel Prague flight route?

Accepted Answer

Fly from London Heathrow to Václav Havel Prague for the best London Heathrow - Václav Havel Prague flight prices

Question 8

How many flights depart from London Heathrow Airport to Prague on average per day?

Accepted Answer

7 flights are operational daily from London Heathrow Airport to Prague as of December 2025. The most popular departure time for this route is 07:00, with 50% of flights per day taking off at midday.

Question 9

How often are flights from London to Prague delayed?

Accepted Answer

Historically, on average around 16% of flights between London and Prague have experienced a delay on any given week. The average delay length over the past 12 months has been 103 minutes.

Question 10

What is the cheapest month to fly to Prague?

Accepted Answer

The month of January is, on average, the cheapest month to fly to Prague from London Heathrow Airport, with most prices found around $240. If you’re not able to fly to Prague in January, then February is your next best option. Flight prices from London Heathrow Airport to Prague during February average around $282.

Question 11

What is the cheapest time of day to depart on your flight to Prague?

Accepted Answer

Our most recent data shows that the best time of day to fly to Prague is at midday. Flights from London Heathrow Airport to Prague during this time can be as low as $218. Flights to Prague are more costly in the morning, with an average ticket price of $241. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Question 12

What is the cheapest airline that flies from London Heathrow to Václav Havel Prague?

Accepted Answer

British Airways is the most popular carrier operating from London Heathrow to Václav Havel Prague

Question 13

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

Question 14

How many flights depart from London Heathrow Airport to Prague on average per week?

Accepted Answer

The number of flights available between London Heathrow Airport and Prague is 54 per week as of December 2025. The most frequent departure day is Wed, with 28% of weekly flights leaving on this day.

Question 15

When did momondo last update prices for flights from London Heathrow Airport to Václav Havel Prague Airport?

Accepted Answer

Prices for flights from London Heathrow Airport to Václav Havel Prague Airport are updated daily.

Question 16

How old do you have to be to fly from London Heathrow Airport to Václav Havel Prague Airport?

Accepted Answer

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Václav Havel Prague Airport.

Question 17

What documentation or ID do you need to fly to Václav Havel Prague Airport?

Accepted Answer

The travel and health documents you'll need for your trip to Václav Havel Prague Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Václav Havel Prague Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Fastest flight time	2h 00m
Direct flights	Every day
Airports in Prague	1 airport

Cheap flights from London Heathrow Airport to Prague from $127

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Prague departing on 22/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from London Heathrow Airport to Prague

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What is the cheapest month to fly to Prague?

What is the cheapest day to depart on your flight to Prague?

What is the cheapest time of day to depart on your flight to Prague?

What is the cheapest London Heathrow to Václav Havel Prague flight route?

Fly from London Heathrow to Václav Havel Prague for the best London Heathrow - Václav Havel Prague flight prices

How far in advance should I book a flight to Prague?

What cabin class options are available on London Heathrow to Václav Havel Prague flights?

There are 2 cabin classes available to choose from on London Heathrow to Václav Havel Prague flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have London Heathrow Airport to Prague flight prices changed over time?

As of December 2025, prices for London Heathrow Airport to Prague flights are approximately 45% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from London Heathrow to Václav Havel Prague?

British Airways is the most popular carrier operating from London Heathrow to Václav Havel Prague

How often are flights from London to Prague delayed?

Historically, on average around 16% of flights between London and Prague have experienced a delay on any given week. The average delay length over the past 12 months has been 103 minutes.

What is the most punctual flight time for London to Prague flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on London to Prague flights?

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 16% of their flights experiencing any sort of delay.

How many flights depart from London Heathrow Airport to Prague on average per day?

7 flights are operational daily from London Heathrow Airport to Prague as of December 2025. The most popular departure time for this route is 07:00, with 50% of flights per day taking off at midday.

How many flights depart from London Heathrow Airport to Prague on average per week?

The number of flights available between London Heathrow Airport and Prague is 54 per week as of December 2025. The most frequent departure day is Wed, with 28% of weekly flights leaving on this day.

When to book flights from London Heathrow Airport to Prague

Cheap London Heathrow Airport to Prague (LHR to PRG) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Prague

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How far is London Heathrow to Václav Havel Prague by plane?

When did momondo last update prices for flights from London Heathrow Airport to Václav Havel Prague Airport?

How old do you have to be to fly from London Heathrow Airport to Václav Havel Prague Airport?

What documentation or ID do you need to fly to Václav Havel Prague Airport?

What is the most popular plane model from London Heathrow Airport to Prague?

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Cabin classes currently available on flights to Prague

List of cabin classes available on flights landing in Prague. Availability may vary depending on flight origin and airline.