The cheapest times to fly from PRG to LHR are

  • January 8th to July 8th (except the weeks of February 5th, February 19th, March 26th, April 9th, May 14th, and June 25th)
  • September 3rd to September 30th
  • November 5th to November 18th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from PRG to LHR is early March. Prices can be as high as $197 for Sunday flights during mid July, or as low as $85 for Tuesday flights around early March.


When to Fly to London

Flying from Prague (PRG) to London (LHR) will usually cost between $89 to $163 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early March with an average ticket price of $93. Due to high demand the most expensive time to fly is mid July, with an average price of $157. Planning your trip to low-cost times can easily save you $64 on economy flights and even more on first-class flights. Generally, any price below $101 can be considered a good price for a round-trip PRG to LHR flight.

See below for a graph of average weekly prices for the PRG to LHR route. All prices are for round-trip tickets in USD.

PRG to LHR Flight Prices

Compared to other flights, the PRG to LHR flight is much cheaper than the average and costs much less than the average flight leaving from Prague. The average price per mile (for a direct flight) is $0.1, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $42 (29%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $96. Return trip prices are from the LHR to PRG flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from PRG to LHR can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 2 hour 9 minutes may be realistic.


Flight Questions Answered

Still have questions about flying from PRG to LHR? We’ve got answers.

Which airlines fly this route?

You can find 36 major airlines flying this route most often: Aegean, Aer Lingus, Aeroflot, Air Austral, Air France, Air Malta, Air Serbia, Alitalia, American, Austrian, British Airways, Brussels Airlines, Bulgaria Air, China Airlines, China Eastern, China Southern, Croatia, CSA, Eurowings, Finnair, Garuda Indonesia, Hainan, Iberia, JAL, KLM, LOT, Lufthansa, Oman Air, SAS, Singapore Airlines, SWISS, Tap Air Portugal, TAROM, Turkish Airlines, United, Vietnam Airlines, and potentially more during busy seasons.

How far away is it from London Heathrow Airport to Ruzyne Airport?

The distance between the two airports is roughly 649 miles or 1044 kilometers.

How long does it take to fly from PRG to LHR?

The real-world flight time for a nonstop PRG to LHR flight is about 2 hour 9 minutes.

How many flights go between Prague and London?

It depends on the day of the week and the date, but a typical day might have around 70 available flights from PRG to LHR.


Airport Location Info


Departing Airport

Origination codePRG
Origination airport nameRuzyne Airport

Return Airport

Destination codeLHR
Destination airport nameLondon Heathrow Airport
Countrythe United Kingdom


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.