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Cheap flights from London Heathrow Airport to Prague from C$ 132

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 20/6. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — PRG
11 Apr — 18 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Prague

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Prague
Explore the most affordable flight options available from Heathrow to Prague. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 March 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 9/3C$ 202
Thu 15/108:05 p.m.
LHR
-
PRG
Nonstop1h 50m
British Airways
Mon 19/108:15 p.m.
PRG
-
LHR
Nonstop2h 00m
British Airways
Deal found 9/3C$ 205
Sun 15/37:05 a.m.
LHR
-
PRG
Nonstop2h 00m
British Airways
Tue 24/32:50 p.m.
PRG
-
LHR
Nonstop2h 15m
British Airways
Deal found 8/3C$ 208
Sun 22/117:05 a.m.
LHR
-
PRG
Nonstop2h 00m
British Airways
Thu 26/119:30 p.m.
PRG
-
LHR
Nonstop2h 10m
British Airways
Deal found 11/3C$ 209
Mon 8/68:25 p.m.
LHR
-
PRG
Nonstop1h 50m
British Airways
Thu 11/69:35 p.m.
PRG
-
LHR
Nonstop2h 00m
British Airways
Deal found 10/3C$ 213
Sun 17/56:50 a.m.
LHR
-
PRG
Nonstop1h 55m
British Airways
Thu 21/59:35 p.m.
PRG
-
LHR
Nonstop2h 00m
British Airways
Deal found 9/3C$ 219
Thu 3/96:15 a.m.
LHR
-
PRG
Nonstop1h 55m
British Airways
Mon 7/98:55 p.m.
PRG
-
LHR
Nonstop2h 00m
British Airways
Deal found 9/3C$ 221

Find flight deals from Heathrow to Prague

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) 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 12 March 2026.

Round-trip from

C$ 213

One-way from

C$ 132

Popular in

May

Cheapest in

February

Average price

C$ 291
British Airways
  • British Airways
  • 8/6-11/6
  • Nonstop
  • 3h 50m total
  • London to Prague
Search Deals
British Airways
  • British Airways
  • 20/6
  • Nonstop
  • 1h 55m total
  • London to Prague
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (C$ 65 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Heathrow 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 12 March 2026.
Use the filters below to find and compare flights from London Heathrow Airport 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

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$ 229

LondonPrague

LHR - PRG

LHRPRG

London Heathrow

Thu 18/6

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

Nonstop1h 50m

Václav Havel Prague

Sun 21/6

6:50 a.m.-8:05 a.m.

Nonstop2h 15m

C$ 266

LondonPrague

LHR - PRG

LHRPRG

London Heathrow

Fri 10/7

8:30 p.m.-11:20 p.m.

Nonstop1h 50m

Václav Havel Prague

Sun 12/7

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

Nonstop2h 00m

C$ 281

LondonPrague

LHR - PRG

LHRPRG

London Heathrow

Thu 16/7

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

Nonstop1h 50m

Václav Havel Prague

Sat 18/7

7:20 a.m.-8:35 a.m.

Nonstop2h 15m

C$ 293

LondonPrague

LHR - PRG

LHRPRG

London Heathrow

Wed 15/7

8:35 p.m.-11:25 p.m.

Nonstop1h 50m

Václav Havel Prague

Sat 18/7

7:20 a.m.-8:35 a.m.

Nonstop2h 15m

C$ 293

LondonPrague

LHR - PRG

LHRPRG

London Heathrow

Mon 11/5

1:30 p.m.-8:05 a.m.

1 stop17h 35m

Václav Havel Prague

Thu 14/5

8:35 p.m.-12:30 p.m.

1 stop16h 55m

C$ 304

LondonPrague

LHR - PRG

LHRPRG

London Heathrow

Mon 20/4

8:25 p.m.-11:15 p.m.

Nonstop1h 50m

Václav Havel Prague

Wed 22/4

6:30 a.m.-7:45 a.m.

Nonstop2h 15m

C$ 307

LondonPrague

LHR - PRG

LHRPRG

London Heathrow

Fri 29/5

5:50 p.m.-10:25 p.m.

1 stop3h 35m

Václav Havel Prague

Wed 1/7

11:50 a.m.-9:35 p.m.

1 stop10h 45m

C$ 318

LondonPrague

LHR - PRG

LHRPRG

London Heathrow

Sat 2/5

6:00 a.m.-10:35 a.m.

1 stop3h 35m

Václav Havel Prague

Thu 7/5

7:30 a.m.-9:40 p.m.

1 stop15h 10m

C$ 319

LondonPrague

LHR - PRG

LHRPRG

London Heathrow

Thu 25/6

11:05 a.m.-8:25 p.m.

1 stop8h 20m

Václav Havel Prague

Sat 27/6

6:50 a.m.-9:35 p.m.

1 stop15h 45m

C$ 319

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

Showing 1-10 of 22 resultsSorted by cheapest first
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Best time to book a flight from Heathrow to Prague

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

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

Use this chart to determine the optimal time to book a round-trip flight from Heathrow to Prague. Price data was last updated on 6 March 2026.

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Prague, you should look to book at least 84 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 Heathrow Airport to Prague?

Currently, June is the cheapest month in which you can book a flight from London Heathrow Airport to Prague (average of C$ 86). Flying from London Heathrow Airport to Prague in July is currently the most expensive (average of C$ 205). 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 LHR to PRG?

Find hourly flight availability from Heathrow 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 12 March 2026.

A simple way to save on the total cost of your ticket is to fly from London Heathrow Airport to Prague in the evening. If you’re flexible enough to do this you can expect to save up to 51% on your trip compared to booking a flight in the afternoon.

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

Related info for your journey

Find useful and relevant information for your journey from Heathrow 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 Heathrow?

    For a flight from London Heathrow to Prague, you will be flying into Václav Havel Prague. Václav Havel Prague (PRG) is just 11.2 km from the centre of the city. Václav Havel Prague is the only Prague airport and it handles 6 inbound flights from London Heathrow per day. 0 airlines have flights to Václav Havel Prague from London Heathrow on a regular basis.

  • How long is the flight from London Heathrow Airport to Prague?

    For as low as C$ 229, British Airways can have you in Prague from London Heathrow Airport in 1h 50m. There are 1043 km between London Heathrow Airport and Prague. Generally, flights for this route are direct.

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

    Before booking your flight to Prague from London Heathrow Airport, check out the most reliable airlines to get you to your destination on time: Japan Airlines (86%), Cathay Pacific (86%), American Airlines( 77%).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow 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 Heathrow Airport to Prague?

    Currently, June is the cheapest month in which you can book a flight from London Heathrow Airport to Prague (average of C$ 86). Flying from London Heathrow Airport to Prague in July is currently the most expensive (average of C$ 205). 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

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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 Heathrow to Prague.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Heathrow to Prague flexibly with Cheapflights today.

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

Yes, Cheapflights offers price alerts on Heathrow to Prague flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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