How long is the flight from Czech Republic to London Heathrow Airport?

A quick flight from Czech Republic to London Heathrow Airport can take about 2h 10m. British Airways provides one of the quickest options available for as low as £108. The distance from Czech Republic to London Heathrow Airport is about 648 mi. All flights are typically direct.

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.

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).

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 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 £168, our data indicates the cheapest price to be £51. The most popular route (Václav Havel Prague - London Heathrow), is priced around £97.

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: Cathay Pacific (78%), Japan Airlines (77%), British Airways (75%).

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.

£47+ Cheap Flights from the Czech Republic to London Heathrow Airport

Cheap flight deals from Czech Republic to Heathrow

Enter your travel dates to find the best prices.

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One-way

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 5 October 2026.

Thu 12/1121:30 -

Nonstop2h 10m

Mon 16/1107:15 -

Nonstop2h 00m

Deal found 1/10£96

Sat 17/1020:35 -

Nonstop2h 00m

Tue 20/1006:35 -

Nonstop1h 55m

Deal found 3/10£97

Fri 20/1121:10 -

Nonstop2h 10m

Mon 23/1119:50 -

Nonstop2h 00m

Deal found 1/10£98

Wed 2/1221:30 -

Nonstop2h 10m

Wed 9/1219:50 -

Nonstop2h 00m

Deal found 30/9£99

Tue 20/1017:10 -

Nonstop2h 15m

Mon 26/1019:50 -

Nonstop2h 00m

Deal found 2/10£101

Tue 13/1017:45 -

Nonstop2h 10m

Tue 20/1006:35 -

Nonstop1h 55m

Deal found 30/9£106

Wed 4/1106:50 -

Nonstop2h 25m

Wed 11/1117:35 -

Nonstop2h 00m

Deal found 2/10£107

Find flight deals from Czech Republic to Heathrow

Round-trip from	£96
One-way from	£47
Popular in	December
Cheapest in	January
Average price	£103
Good round-trip deal	£87 or less
Good one-way deal	£100 or less

British Airways
12/11-16/11
Nonstop
4h 10m total
Czech Republic to London

Search Deals

British Airways
21/12-31/12
Nonstop
2h 10m total
Czech Republic to London

Search Deals

High demand for flights, 12% potential price rise

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Cheapest flight prices on average. 2% potential price decrease (£3 potential savings vs. average return price).

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Average for round-trip flights in October 2026

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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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Cheapflights Fare Finder

Use the filters below to find and compare flights from the Czech Republic to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PragueLondon

PRG Václav Havel Prague - LHR London Heathrow

PRGLHR

Václav Havel Prague

Fri 11/12

21:10-22:20

Nonstop2h 10m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£74

PragueLondon

PRG Václav Havel Prague - LHR London Heathrow

PRGLHR

Václav Havel Prague

Thu 3/12

14:30-19:15

1 stop5h 45m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£76

PragueLondon

PRG Václav Havel Prague - LHR London Heathrow

PRGLHR

Václav Havel Prague

Tue 1/12

14:30-20:50

1 stop7h 20m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£76

PragueLondon

PRG Václav Havel Prague - LHR London Heathrow

PRGLHR

Václav Havel Prague

Thu 7/1

06:00-09:00

1 stop4h 00m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£77

PragueLondon

PRG Václav Havel Prague - LHR London Heathrow

PRGLHR

Václav Havel Prague

Wed 31/3

17:15-18:25

Nonstop2h 10m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£85

PragueLondon

PRG Václav Havel Prague - LHR London Heathrow

PRGLHR

Václav Havel Prague

Thu 1/4

14:30-19:25

1 stop5h 55m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£87

PragueLondon

PRG Václav Havel Prague - LHR London Heathrow

PRGLHR

Václav Havel Prague

Fri 15/1

21:10-22:20

Nonstop2h 10m

London Heathrow

Sun 17/1

07:15-10:15

Nonstop2h 00m

£108

PragueLondon

PRG Václav Havel Prague - LHR London Heathrow

PRGLHR

Václav Havel Prague

Thu 31/12

18:15-19:25

Nonstop2h 10m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£110

PragueLondon

PRG Václav Havel Prague - LHR London Heathrow

PRGLHR

Václav Havel Prague

Sat 12/12

19:15-20:25

Nonstop2h 10m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£110

PragueLondon

PRG Václav Havel Prague - LHR London Heathrow

PRGLHR

Václav Havel Prague

Sat 7/11

19:15-20:25

Nonstop2h 10m

London Heathrow

Wed 31/12

00:00-00:00

Nonstop0h 00m

£110

Flights are sorted by cheapest return flights first.

Deals found on 2/10

Showing 1-10 of 23 resultsSorted by cheapest first

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.

PRG-LHR

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

CZ0-LHR

PRG-LHR

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

Currently, March is the cheapest month in which you can book a flight from Czech Republic to London Heathrow Airport (average of £109). Flying from Czech Republic to London Heathrow Airport in July is currently the most expensive (average of £240). 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?

Unlike in the morning, when flights are generally more expensive, you can save up to 69% on flights from Czech Republic to London Heathrow Airport by exploring options for tickets in the evening.

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

About 13% of weekly flights between Czech Republic and London have experienced delays in the past year, with the average delay time being 104 minutes.

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

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

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

Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

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

Over the past year, British Airways have had the lowest number of delays on this route, with just 13% of flights being delayed.

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

The price you pay for your flight from Czech Republic to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 55 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

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

Reviews of airlines servicing Heathrow

See what other customers who have flown with British Airways from the Czech Republic to London Heathrow Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

British Airways

6.7

Okay

8,244 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Anonymous,Sept 2026

LUX - LHR

Cancelled flight extended my travel time by over 10 hours and no one was available to.assist with accommodation during a 15 hour layover.

British Airways

6.7

Okay

8,244 reviews

British Airways

6.7

Okay

8,244 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Anonymous,Sept 2026

LUX - LHR

Cancelled flight extended my travel time by over 10 hours and no one was available to.assist with accommodation during a 15 hour layover.

Related info for your journey

How long is the flight from Czech Republic to London Heathrow Airport?
A quick flight from Czech Republic to London Heathrow Airport can take about 2h 10m. British Airways provides one of the quickest options available for as low as £108. The distance from Czech Republic to London Heathrow Airport is about 648 mi. All flights are typically direct.
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: Cathay Pacific (78%), Japan Airlines (77%), British Airways (75%).
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 £168, our data indicates the cheapest price to be £51. The most popular route (Václav Havel Prague - London Heathrow), is priced around £97.
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, March is the cheapest month in which you can book a flight from Czech Republic to London Heathrow Airport (average of £109). Flying from Czech Republic to London Heathrow Airport in July is currently the most expensive (average of £240). 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.

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Top airline flying from Czech Republic to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£105	Average£176	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

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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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Cheap flights from the Czech Republic to London Heathrow Airport from £47

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Czech Republic to Heathrow

Cheapest flights from Czech Republic to HeathrowExplore 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 5 October 2026.

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 5 October 2026.

Best flights from Czech Republic to HeathrowDiscover carefully curated flight deals from Czech Republic to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 October 2026.

Discover carefully curated flight deals from Czech Republic to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 October 2026.

Direct flights from Czech Republic to HeathrowExplore direct flight options from Czech Republic to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 5 October 2026.

Explore direct flight options from Czech Republic to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 5 October 2026.

Last-minute flights from Czech Republic to HeathrowDiscover last-minute flight deals from Czech Republic to Heathrow. Data last updated 5 October 2026 and is based on user searches.

Discover last-minute flight deals from Czech Republic to Heathrow. Data last updated 5 October 2026 and is based on user searches.

One-way flights from Czech Republic to HeathrowSearch for one-way flight options from Czech Republic to Heathrow. Find affordable one-way fares based on user searches. Data last updated 5 October 2026.

Search for one-way flight options from Czech Republic to Heathrow. Find affordable one-way fares based on user searches. Data last updated 5 October 2026.

Find flight deals from Czech Republic to Heathrow

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Cheapflights Fare Finder

Use the filters below to find and compare flights from the Czech Republic to London Heathrow Airport that are best for you.

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.

Cheapflights Insights

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

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 5 October 2026.

Unlike in the morning, when flights are generally more expensive, you can save up to 69% on flights from Czech Republic to London Heathrow Airport by exploring options for tickets in the evening.

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

About 13% of weekly flights between Czech Republic and London have experienced delays in the past year, with the average delay time being 104 minutes.

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

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

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

Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

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

Over the past year, British Airways have had the lowest number of delays on this route, with just 13% of flights being delayed.

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

The price you pay for your flight from Czech Republic to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 55 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Use this chart to determine the cheapest time to fly return from Czech Republic to Heathrow. Price data was last updated on 3 October 2026.

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

Reviews of airlines servicing Heathrow

See what other customers who have flown with British Airways from the Czech Republic to London Heathrow Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from Czech Republic to London Heathrow Airport?

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

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

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

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

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

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

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

Travelling to a place near London Heathrow Airport?

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 Czech Republic to Heathrow

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Complete your trip

Complete your trip to Heathrow by adding a car hire and/or hotel booking to your travel itinerary.

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Search flights from Czech Republic to Heathrow by cabin class

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Other flights to Heathrow

Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 5 October 2026.

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

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

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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 5 October 2026.

Best flights from Czech Republic to Heathrow
Discover carefully curated flight deals from Czech Republic to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 October 2026.

Direct flights from Czech Republic to Heathrow
Explore direct flight options from Czech Republic to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 5 October 2026.

Last-minute flights from Czech Republic to Heathrow
Discover last-minute flight deals from Czech Republic to Heathrow. Data last updated 5 October 2026 and is based on user searches.

One-way flights from Czech Republic to Heathrow
Search for one-way flight options from Czech Republic to Heathrow. Find affordable one-way fares based on user searches. Data last updated 5 October 2026.