$72+ Cheap flights from Prague (PRG) to Heathrow (LHR)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
PRG — LHR
Oct 15 — Oct 221
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Prague to Heathrow with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Václav Havel Prague to London Heathrow are usually found in March or January, booked 60 days in advance, depart on a Monday or Thursday and return on a Sunday
Cheap flight deals from Prague to Heathrow
Cheapest
Best
Last-minute
One-way
Cheapest flights from Prague to HeathrowExplore 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 September 15, 2026.
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 September 15, 2026.
This Booking.com deal was found by Cheapflights users on 9/15. 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.
Mon 9/287:15 am -
Nonstop2h 15m
Mon 10/58:25 pm -
Nonstop1h 50m
Deal found 9/15![British Airways logo]()
$143
This Expedia deal was found by Cheapflights users on 9/15. 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.
Mon 10/128:15 pm -
Nonstop2h 00m
Sun 10/188:20 pm -
Nonstop1h 50m
Deal found 9/15![British Airways logo]()
$145
This British Airways deal was found by Cheapflights users on 9/14. 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 10/154:45 pm -
Nonstop2h 10m
Sun 10/188:20 pm -
Nonstop1h 50m
Deal found 9/14![British Airways logo]()
$150
This British Airways deal was found by Cheapflights users on 9/15. 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 9/247:05 am -
Nonstop2h 15m
Wed 9/306:35 am -
Nonstop1h 55m
Deal found 9/15![British Airways logo]()
$153
This Travelocity deal was found by Cheapflights users on 9/13. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/197:20 am -
Nonstop2h 15m
Mon 9/216:35 am -
Nonstop1h 55m
Deal found 9/13![British Airways logo]()
$155
This British Airways deal was found by Cheapflights users on 9/12. 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.
Mon 11/29:35 pm -
Nonstop2h 10m
Sun 11/87:15 am -
Nonstop2h 00m
Deal found 9/12![British Airways logo]()
$156
This British Airways deal was found by Cheapflights users on 9/15. 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 10/229:35 pm -
Nonstop2h 00m
Mon 10/267:50 pm -
Nonstop2h 00m
Deal found 9/15![British Airways logo]()
$157
This Expedia deal was found by Cheapflights users on 9/14. 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.
Wed 11/186:30 pm -
Nonstop2h 10m
Fri 11/205:20 pm -
Nonstop2h 00m
Deal found 9/14![British Airways logo]()
$158
This British Airways deal was found by Cheapflights users on 9/11. 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 11/136:00 am -
Nonstop2h 25m
Sun 11/154:45 pm -
Nonstop2h 05m
Deal found 9/11![British Airways logo]()
$160
Best flights from Prague to HeathrowDiscover carefully curated flight deals from Prague to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
Discover carefully curated flight deals from Prague to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
This British Airways deal was found by Cheapflights users on 9/12. 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 1/159:10 pm -
Nonstop2h 10m
Sun 1/177:15 am -
Nonstop2h 00m
Deal found 9/12![British Airways logo]()
$149
This KLM deal was found by Cheapflights users on 9/13. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/156:00 am -
1 stop4h 00m
Sun 1/175:35 pm -
1 stop4h 05m
Deal found 9/13![Multiple Airlines logo]()
$214
This British Airways deal was found by Cheapflights users on 9/15. 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 11/186:30 pm -
Nonstop2h 10m
Fri 11/205:20 pm -
Nonstop2h 00m
Deal found 9/15![British Airways logo]()
$159
This British Airways deal was found by Cheapflights users on 9/11. 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 10/225:50 pm -
Nonstop2h 10m
Mon 10/267:50 pm -
Nonstop2h 00m
Deal found 9/11![British Airways logo]()
$170
This British Airways deal was found by Cheapflights users on 9/13. 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 10/27:05 am -
Nonstop2h 15m
Sun 10/48:20 pm -
Nonstop1h 50m
Deal found 9/13![British Airways logo]()
$180
This British Airways deal was found by Cheapflights users on 9/11. 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 10/167:05 am -
Nonstop2h 15m
Sun 10/188:20 pm -
Nonstop1h 50m
Deal found 9/11![British Airways logo]()
$192
This British Airways deal was found by Cheapflights users on 9/15. 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 10/84:45 pm -
Nonstop2h 10m
Sun 10/118:20 pm -
Nonstop1h 50m
Deal found 9/15![British Airways logo]()
$194
This British Airways deal was found by Cheapflights users on 9/14. 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 11/206:00 am -
Nonstop2h 25m
Sun 11/297:15 am -
Nonstop2h 00m
Deal found 9/14![British Airways logo]()
$196
This British Airways deal was found by Cheapflights users on 9/13. 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 12/36:40 pm -
Nonstop2h 10m
Sun 12/67:15 am -
Nonstop2h 00m
Deal found 9/13![British Airways logo]()
$210
Last-minute flights from Prague to HeathrowDiscover last-minute flight deals from Prague to Heathrow. Data last updated September 15, 2026 and is based on user searches.
Discover last-minute flight deals from Prague to Heathrow. Data last updated September 15, 2026 and is based on user searches.
This Travelocity deal was found by Cheapflights users on 9/13. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/197:20 am -
Nonstop2h 15m
Mon 9/216:35 am -
Nonstop1h 55m
Deal found 9/13![British Airways logo]()
$155
This Expedia deal was found by Cheapflights users on 9/14. 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.
Mon 9/217:15 am -
Nonstop2h 15m
Mon 10/198:25 pm -
Nonstop1h 50m
Deal found 9/14![British Airways logo]()
$161
This British Airways deal was found by Cheapflights users on 9/15. 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 9/247:05 am -
Nonstop2h 15m
Wed 9/306:35 am -
Nonstop1h 55m
Deal found 9/15![British Airways logo]()
$153
This Booking.com deal was found by Cheapflights users on 9/15. 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.
Mon 9/287:15 am -
Nonstop2h 15m
Mon 10/58:25 pm -
Nonstop1h 50m
Deal found 9/15![British Airways logo]()
$143
This Expedia deal was found by Cheapflights users on 9/15. 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.
Mon 10/128:15 pm -
Nonstop2h 00m
Sun 10/188:20 pm -
Nonstop1h 50m
Deal found 9/15![British Airways logo]()
$145
This British Airways deal was found by Cheapflights users on 9/14. 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 10/154:45 pm -
Nonstop2h 10m
Sun 10/188:20 pm -
Nonstop1h 50m
Deal found 9/14![British Airways logo]()
$150
This British Airways deal was found by Cheapflights users on 9/15. 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 10/229:35 pm -
Nonstop2h 00m
Mon 10/267:50 pm -
Nonstop2h 00m
Deal found 9/15![British Airways logo]()
$157
This British Airways deal was found by Cheapflights users on 9/15. 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 10/229:35 pm -
Nonstop2h 00m
Thu 10/297:50 pm -
Nonstop2h 00m
Deal found 9/15![British Airways logo]()
$162
This British Airways deal was found by Cheapflights users on 9/14. 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 10/229:35 pm -
Nonstop2h 00m
Mon 11/27:50 pm -
Nonstop2h 00m
Deal found 9/14![British Airways logo]()
$163
One-way flights from Prague to HeathrowSearch for one-way flight options from Prague to Heathrow. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
Search for one-way flight options from Prague to Heathrow. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
This Expedia deal was found by Cheapflights users on 9/14. 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 12/16:35 am -
Nonstop2h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![British Airways logo]()
$72
This British Airways deal was found by Cheapflights users on 9/11. 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.
Tue 12/226:35 am -
Nonstop2h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![British Airways logo]()
$74
This British Airways deal was found by Cheapflights users on 9/11. 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 12/239:30 pm -
Nonstop2h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![British Airways logo]()
$75
This Expedia deal was found by Cheapflights users on 9/11. 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 11/109:20 pm -
Nonstop2h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![British Airways logo]()
$76
This Expedia deal was found by Cheapflights users on 9/11. 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.
Wed 10/216:30 am -
Nonstop2h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![British Airways logo]()
$79
This British Airways deal was found by Cheapflights users on 9/12. 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.
Mon 10/58:55 pm -
Nonstop2h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![British Airways logo]()
$80
This Mytrip deal was found by Cheapflights users on 9/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:45 pm -
Nonstop2h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![British Airways logo]()
$82
This Travelocity deal was found by Cheapflights users on 9/10. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/137:15 pm -
Nonstop2h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![British Airways logo]()
$83
This British Airways deal was found by Cheapflights users on 9/11. 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.
Mon 11/29:35 pm -
Nonstop2h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![British Airways logo]()
$84
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:40 am -
1 stop8h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$87
Find 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 September 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $145 (Expedia) |
One-way from | $72 (Expedia) |
Popular in | July |
Cheapest in | March |
Average price | $185 |
Good round-trip deal | $419 or less |
Good one-way deal | $238 or less |
Cheapflights Fare Finder
Customize 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 7,457,451 searches. Data last updated September 15, 2026.
Use the filters below to find and compare flights from Prague to London Heathrow Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PragueLondon
PRG Václav Havel Prague - LHR London Heathrow
PRGLHR
Václav Havel Prague
Tue 12/22
6:35 am-8:00 am
Nonstop2h 25m
London Heathrow
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$75
Quickest round-trip
PragueLondon
PRG Václav Havel Prague - LHR London Heathrow
PRGLHR
Václav Havel Prague
Fri 11/6
9:10 pm-10:20 pm
Nonstop2h 10m
London Heathrow
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$84
PragueLondon
PRG Václav Havel Prague - LHR London Heathrow
PRGLHR
Václav Havel Prague
Sun 11/15
6:35 am-8:00 am
Nonstop2h 25m
London Heathrow
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$84
PragueLondon
PRG Václav Havel Prague - LHR London Heathrow
PRGLHR
Václav Havel Prague
Mon 11/16
9:35 pm-10:45 pm
Nonstop2h 10m
London Heathrow
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$84
PragueLondon
PRG Václav Havel Prague - LHR London Heathrow
PRGLHR
Václav Havel Prague
Wed 11/11
9:30 pm-10:40 pm
Nonstop2h 10m
London Heathrow
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$84
PragueLondon
PRG Václav Havel Prague - LHR London Heathrow
PRGLHR
Václav Havel Prague
Mon 11/9
9:35 pm-10:45 pm
Nonstop2h 10m
London Heathrow
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$84
PragueLondon
PRG Václav Havel Prague - LHR London Heathrow
PRGLHR
Václav Havel Prague
Wed 11/11
2:30 pm-7:15 pm
1 stop5h 45m
London Heathrow
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$104
PragueLondon
PRG Václav Havel Prague - LHR London Heathrow
PRGLHR
Václav Havel Prague
Fri 3/12
2:30 pm-7:15 pm
1 stop5h 45m
London Heathrow
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$105
PragueLondon
PRG Václav Havel Prague - LHR London Heathrow
PRGLHR
Václav Havel Prague
Tue 11/10
11:35 am-5:00 pm
1 stop6h 25m
London Heathrow
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$105
PragueLondon
PRG Václav Havel Prague - LHR London Heathrow
PRGLHR
Václav Havel Prague
Thu 3/11
6:00 am-10:45 am
1 stop5h 45m
London Heathrow
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$105
Showing 1-10 of 20 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on Prague-London Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Prague-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Prague-London Heathrow Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Prague-London Heathrow Airport 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 Prague-London Heathrow Airport 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 Prague to Heathrow
Have a flexible travel schedule? Discover the best time to fly to Heathrow from Prague with our price prediction graph.
PRG-LHR
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 Prague to London Heathrow Airport
Prices
Delays
How far ahead should I book a flight from Prague to London Heathrow Airport?
The best time to book flights from Prague to London Heathrow Airport is 59 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 Prague to London Heathrow Airport?
Currently, March is the cheapest month in which you can book a flight from Prague to London Heathrow Airport (average of $144). Flying from Prague to London Heathrow Airport in July is currently the most expensive (average of $318). 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 September 15, 2026.
One of the essential ways to save on airfare from Prague to London Heathrow Airport is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 76% on airfare.
What is the cheapest day to fly from Prague to London Heathrow Airport?
Use this chart to determine the cheapest time to fly round-trip from Prague to Heathrow. Price data was last updated on September 12, 2026.
Travelers seeking maximum savings on their Prague to London Heathrow Airport flight should consider departing on Thursday evenings when fares are most often at their lowest. Tuesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
How often are flights from Prague to London delayed?
About 13% of weekly flights between Prague 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 Prague 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 Prague to London flights?
Over the last year, British Airways have had the lowest number of delays on this route, with just 13% of flights being delayed.
The best insider tips for Prague to London Heathrow Airport 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 Prague to London Heathrow Airport trip
Our travel experts
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 September 15, 2026.
Read through reviews of airlines operating flights from Prague to London Heathrow Airport, such as British Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
6.8
Crew
7.7
Boarding
7.0
Food
6.4
Overall
6.7
Entertainment
6.5
Reviews
1 / 20
2.0
MediocreAnonymous,Jul 2026
BUD - LHR
Comfort
6.8
Crew
7.7
Boarding
7.0
Food
6.4
Overall
6.7
Entertainment
6.5
Reviews
1 / 20
2.0
MediocreAnonymous,Jul 2026
BUD - LHR
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.
Traveling to a place near London Heathrow Airport?
Book flights to London Heathrow Airport if you plan to visit one of these locationsIlford
Dorking
Gatwick
Hounslow
Harrow
Wembley
Southend-on-Sea
Basingstoke
Watford
Northampton
Dartford
Winchester
Croydon
Chipping Norton
Kingston upon Thames
Eastbourne
Slough
Stansted
Sutton
Luton
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
Complete your trip
Flights by cabin class
Heathrow flight routes
Other flight options
Other flights from Prague
Popular flights
Alternative routes for Prague to Heathrow
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Heathrow by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Prague to Heathrow by cabin class
Find flights from Prague to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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 September 15, 2026.
Prague and Heathrow flights
Browse other Prague and Heathrow flight options. Last updated on September 15, 2026.
Other flights from Prague
Browse through other flights departing from Prague. Flights are based on user searches made on Cheapflights and were last updated on September 15, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 7,457,451 searches. Data last updated September 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$154 | Average$221 | FlexibilityNo cancel fee | On-time70% |