Question 1

How long does it take to fly to London Heathrow Airport?

Accepted Answer

If you’re flying from a popular airport in Czech Republic, such as Prague or Ostrava, and flying into London Heathrow Airport, then you can expect flight times to average 2h and 8h 15m, respectively.

Question 2

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

Accepted Answer

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the afternoon. momondo users have found flights departing from Czech Republic to London Heathrow Airport in the afternoon for as low as £120. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £533 on average. Flights to London Heathrow Airport from Czech Republic in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

Question 3

What cabin class options are available on Czech Republic to London Heathrow flights?

Accepted Answer

There are 3 cabin classes available to choose from on Czech Republic to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Question 4

How often are flights from the Czech Republic to London delayed?

Accepted Answer

Historically, on average around 13% of flights between Czech Republic and London have experienced a delay on any given week. The average delay length over the past 12 months has been 109 minutes.

Question 5

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

Accepted Answer

As of January 2026, 42 flights take off from Czech Republic and land in London Heathrow Airport each week. The most common flight departure day for this route is Wed, with 33% of weekly flights taking off on this day.

Question 6

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

Accepted Answer

The number of flights available between Czech Republic and London Heathrow Airport is 6 per day as of January 2026. The most frequent departure time is 10:00, with 72% of daily flights leaving at midday.

Question 7

What is the cheapest month to fly to London Heathrow Airport?

Accepted Answer

In general, January is the cheapest month to fly from Czech Republic to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £93. The month of March is another great option to travel to London Heathrow Airport, with average flight prices from Czech Republic averaging around £97.

Question 8

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. Sunday has historically seen more delays on average compared to the rest of the week.

Question 9

What is the most punctual flight time for the Czech Republic to London 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 10

What is the cheapest day to depart on your flight to London Heathrow Airport?

Accepted Answer

On average, the least expensive day to fly to London Heathrow Airport from Czech Republic is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as £143. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Tuesday is £620.

Question 11

What is the cheapest airline that flies from Czech Republic to London Heathrow?

Accepted Answer

British Airways and LOT are the most popular carriers operating from Czech Republic to London Heathrow

Question 12

What is the cheapest Czech Republic to London Heathrow flight route?

Accepted Answer

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

Question 13

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

Accepted Answer

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 13% of their flights experiencing any sort of delay.

Question 14

How far in advance should I book a flight to London Heathrow Airport?

Accepted Answer

You are more likely to see cheaper flights to London Heathrow Airport from Czech Republic when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £138 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Czech Republic for as low as £93 on momondo.

Question 15

When did momondo last update prices for flights from Czech Republic to London Heathrow Airport?

Accepted Answer

Prices for flights from Czech Republic to London Heathrow Airport are refreshed on a daily basis.

Question 16

How many operators does momondo search for flights from Czech Republic to London Heathrow Airport?

Accepted Answer

The number of operators available for flights from Czech Republic to London Heathrow Airport is 1 as of January 2026.

Question 17

How old do you have to be to fly from Czech Republic to London Heathrow Airport?

Accepted Answer

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Czech Republic to London Heathrow Airport.

Question 18

What documentation or ID do you need to fly to London Heathrow Airport?

Accepted Answer

The travel and health documents you'll need for your trip to London Heathrow 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 license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best price found	£48
Fastest flight time	2h 00m
Direct flights	Every day

Cheap flights from the Czech Republic to London from £42

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the Czech Republic to London departing on 28/2. 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 Czech Republic to London Heathrow Airport

What is the cheapest month to fly to London Heathrow Airport?

What is the cheapest day to depart on your flight to London Heathrow Airport?

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

What is the cheapest Czech Republic to London Heathrow flight route?

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

How far in advance should I book a flight to London Heathrow Airport?

What cabin class options are available on Czech Republic to London Heathrow flights?

There are 3 cabin classes available to choose from on Czech Republic to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

What is the cheapest airline that flies from Czech Republic to London Heathrow?

British Airways and LOT are the most popular carriers operating from Czech Republic to London Heathrow

How often are flights from the Czech Republic to London delayed?

Historically, on average around 13% of flights between Czech Republic and London have experienced a delay on any given week. The average delay length over the past 12 months has been 109 minutes.

What is the most punctual flight time for the Czech Republic to London 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. Sunday has historically seen more delays on average compared to the rest of the week.

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

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 13% of their flights experiencing any sort of delay.

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

The number of flights available between Czech Republic and London Heathrow Airport is 6 per day as of January 2026. The most frequent departure time is 10:00, with 72% of daily flights leaving at midday.

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

As of January 2026, 42 flights take off from Czech Republic and land in London Heathrow Airport each week. The most common flight departure day for this route is Wed, with 33% of weekly flights taking off on this day.

How long does it take to fly to London Heathrow Airport?

If you’re flying from a popular airport in Czech Republic, such as Prague or Ostrava, and flying into London Heathrow Airport, then you can expect flight times to average 2h and 8h 15m, respectively.

Cheap Czech Republic to London Heathrow Airport flight deals and tips

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When did momondo last update prices for flights from Czech Republic to London Heathrow Airport?

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How old do you have to be to fly from Czech Republic to London Heathrow Airport?

What documentation or ID do you need to fly to London Heathrow Airport?

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