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Cheap flights from London to Prague from C$ 128

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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
LON — PRG
29 May — 5 Jun1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London to Václav Havel Prague are usually found in June or September, booked 27 days in advance, depart on a Monday or Tuesday and return on a Monday

Cheap flight deals from London to Prague

Enter your travel dates to find the best prices.

Cheapest flights from London to Prague
Explore the most affordable flight options available from London to Prague. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 April 2026.

Wed 7/108:35 p.m.
LHR
-
PRG
Nonstop1h 50m
British Airways
Sat 10/108:35 p.m.
PRG
-
LHR
Nonstop2h 00m
British Airways
Deal found 27/4C$ 209
Thu 1/108:05 p.m.
LHR
-
PRG
Nonstop1h 50m
British Airways
Mon 5/108:55 p.m.
PRG
-
LHR
Nonstop2h 00m
British Airways
Deal found 25/4C$ 212
Sat 9/57:15 a.m.
LHR
-
PRG
Nonstop1h 55m
British Airways
Mon 11/58:15 p.m.
PRG
-
LHR
Nonstop2h 00m
British Airways
Deal found 24/4C$ 214
Sat 21/117:05 a.m.
LHR
-
PRG
Nonstop2h 00m
British Airways
Sat 21/117:15 p.m.
PRG
-
LHR
Nonstop2h 10m
British Airways
Deal found 26/4C$ 221
Fri 2/108:30 p.m.
LHR
-
PRG
Nonstop1h 50m
British Airways
Mon 5/108:55 p.m.
PRG
-
LHR
Nonstop2h 00m
British Airways
Deal found 24/4C$ 223
Mon 14/98:25 p.m.
LHR
-
PRG
Nonstop1h 50m
British Airways
Fri 18/98:55 p.m.
PRG
-
LHR
Nonstop2h 00m
British Airways
Deal found 27/4C$ 224
Sun 15/114:45 p.m.
LHR
-
PRG
Nonstop2h 05m
British Airways
Thu 19/116:35 p.m.
PRG
-
LHR
Nonstop2h 10m
British Airways
Deal found 25/4C$ 234

Find flight deals from London to Prague

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) 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 29 April 2026.

Round-trip from

C$ 209

One-way from

C$ 128

Popular in

December

Cheapest in

June

Average price

C$ 210

Good one-way deal

C$ 144 or less
British Airways
  • British Airways
  • 7/10-10/10
  • Nonstop
  • 3h 50m total
  • London to Prague
Search Deals
British Airways
  • British Airways
  • 7/10
  • Nonstop
  • 1h 50m total
  • London to Prague
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (C$ 31 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (C$ 14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a one-way flight from London (LON) to Václav Havel Prague.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from London 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 629,999 searches. Data last updated 29 April 2026.
Use the filters below to find and compare flights from London 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

Sun 31/5

8:20 p.m.-11:10 p.m.

Nonstop1h 50m

Václav Havel Prague

Fri 5/6

8:55 p.m.-9:55 p.m.

Nonstop2h 00m

C$ 280

LondonPrague

LHR - PRG

LHRPRG

London Heathrow

Thu 3/9

8:05 p.m.-10:55 p.m.

Nonstop1h 50m

Václav Havel Prague

Mon 7/9

8:55 p.m.-9:55 p.m.

Nonstop2h 00m

C$ 294

LondonPrague

LHR - PRG

LHRPRG

London Heathrow

Tue 2/6

11:45 a.m.-5:40 p.m.

1 stop4h 55m

Václav Havel Prague

Tue 9/6

6:00 a.m.-9:00 a.m.

1 stop4h 00m

C$ 307

LondonPrague

LHR - PRG

LHRPRG

London Heathrow

Sun 30/8

6:50 a.m.-9:45 a.m.

Nonstop1h 55m

Václav Havel Prague

Sun 6/9

9:20 p.m.-10:20 p.m.

Nonstop2h 00m

C$ 314

LondonPrague

LHR - PRG

LHRPRG

London Heathrow

Mon 10/8

6:35 a.m.-9:30 a.m.

Nonstop1h 55m

Václav Havel Prague

Thu 13/8

9:35 p.m.-10:35 p.m.

Nonstop2h 00m

C$ 314

LondonPrague

LHR - PRG

LHRPRG

London Heathrow

Sat 27/6

7:15 a.m.-10:10 a.m.

Nonstop1h 55m

Václav Havel Prague

Thu 2/7

9:35 p.m.-10:35 p.m.

Nonstop2h 00m

C$ 314

LondonPrague

LHR - PRG

LHRPRG

London Heathrow

Fri 5/6

2:45 p.m.-10:35 p.m.

1 stop6h 50m

Václav Havel Prague

Sun 7/6

6:00 a.m.-10:45 a.m.

1 stop5h 45m

C$ 355

LondonPrague

LHR - PRG

LHRPRG

London Heathrow

Wed 12/8

6:35 a.m.-9:30 a.m.

Nonstop1h 55m

Václav Havel Prague

Wed 12/8

5:15 p.m.-6:25 p.m.

Nonstop2h 10m

C$ 362

LondonPrague

LHR - PRG

LHRPRG

London Heathrow

Thu 4/6

11:45 a.m.-5:40 p.m.

1 stop4h 55m

Václav Havel Prague

Sun 7/6

6:00 a.m.-10:45 a.m.

1 stop5h 45m

C$ 377

LondonPrague

LHR - PRG

LHRPRG

London Heathrow

Fri 31/7

6:25 a.m.-9:20 a.m.

Nonstop1h 55m

Václav Havel Prague

Sun 2/8

9:20 p.m.-10:20 p.m.

Nonstop2h 00m

C$ 385

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/4

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

Best time to book a flight from London to Prague

Have a flexible travel schedule? Discover the best time to fly to Prague from London 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 to Prague

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

To ensure you get the cheapest price possible for a flight from London to Prague, you should look to book at least 26 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, June is the cheapest month in which you can book a flight from London to Prague (average of C$ 98). Flying from London to Prague in December is currently the most expensive (average of C$ 331). 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 LON to PRG?

Find hourly flight availability from London 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 29 April 2026.

When flying from London to Prague, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 28% versus a flight in the afternoon.

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

Use this chart to determine the cheapest time to fly round-trip from London to Prague. Price data was last updated on 14 September 2025.

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

Weekly flight availability from London to Prague

Explore weekly flight availability from London to Prague. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 29 April 2026.

The most flights from LON to PRG are scheduled on a Tuesday (16 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (1 on average).

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

How often are flights from London to Prague delayed?

About 17% of weekly flights between London and Prague have experienced delays in the past year, with the average delay time being 112 minutes.

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

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening 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 London to Prague flights?

Over the past year, Wizz Air has had the lowest number of delays on this route, with just 15% of flights being delayed.

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 29 April 2026.
See what other customers who have flown with Ryanair and Wizz Air from London to Prague have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Ryanair
6.9
Okay
5,354 reviews
Check prices

Comfort

6.5

Crew

7.5

Entertainment

5.6

Food

6.0

Boarding

6.7

Overall

6.9

Reviews

1 / 20
2.0
Mediocre

Nadia,Mar 2026

STN - TLL

Terrible they overbooked a didn't let 2 of our friends on, absolute shambles
Ryanair
6.9
Okay
5,354 reviews
Ryanair
6.9
Okay
5,354 reviews
Check prices

Comfort

6.5

Crew

7.5

Entertainment

5.6

Food

6.0

Boarding

6.7

Overall

6.9

Reviews

1 / 20
2.0
Mediocre

Nadia,Mar 2026

STN - TLL

Terrible they overbooked a didn't let 2 of our friends on, absolute shambles
Wizz Air
6.2
Okay
166 reviews
Ryanair
6.9
Okay
5,354 reviews
Check prices

Comfort

6.5

Crew

7.5

Entertainment

5.6

Food

6.0

Boarding

6.7

Overall

6.9

Reviews

1 / 20
2.0
Mediocre

Nadia,Mar 2026

STN - TLL

Terrible they overbooked a didn't let 2 of our friends on, absolute shambles

Related info for your journey

Find useful and relevant information for your journey from London 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?

    Václav Havel Prague (PRG), located 11.2 km from the city centre, is the airport you fly into when you book flights from London to Prague. 1 airline have flights to Václav Havel Prague from London on a regular basis. Booking flights from London to Václav Havel Prague should not be difficult; the airport handles an average of 5 inbound flights from London per day.

  • How long is the flight from London to Prague?

    Departing from London to Prague will take you 1h 55m. The distance from London to Prague is about 1043 km. This flight may include one or multiple stops.

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

    Cheapflights users have booked flights from London to Prague round-trip from C$ 90. Wizz Air is priced at 48% lower than the current average price of a flight leaving 3 months from now.

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

    No one likes to see their flight delayed. When booking a flight from London to Prague consider choosing LATAM Airlines (90%), British Airways (89%) or Cathay Pacific (88%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from London to Prague?

    Looking at all options, your cheapest flight can be booked for C$ 306. While the most popular route (London Heathrow - Václav Havel Prague) can be booked for C$ 310 on average, our data indicates C$ 310 when flying from London to Prague.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from London 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 to Prague?

    Currently, June is the cheapest month in which you can book a flight from London to Prague (average of C$ 98). Flying from London to Prague in December is currently the most expensive (average of C$ 331). 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

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Alternative routes for London to Prague

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

Top airline flying from London to Prague

Discover the top airline that operate flights from London 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 629,999 searches. Data last updated 29 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Wizz AirCheapestC$ 90AverageC$ 173FlexibilityNo cancel feeOn-timeN/A
Search Wizz Air flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from London to Prague?

Cheapflights helps you search for flights from London to Prague via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from London to Prague?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from London to Prague.

Can Cheapflights find flights from London to Prague with no change fees?

Need flexible booking options for your flight to Prague from London? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from London to Prague become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Prague from London today and book when prices fit your budget.

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