The cheapest times to fly from LHR to IST are

  • January 1st to March 25th
  • April 16th to July 1st (except the weeks of April 23rd, May 14th, May 21st, and May 28th)
  • October 29th to December 16th

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 LHR to IST is late January and early February. Prices can be as high as $420 for Sunday flights during early August, or as low as $137 for Wednesday flights around late January and early February.


When to Fly to Istanbul

Flying from London (LHR) to Istanbul (IST) will usually cost between $143 to $313 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late January and early February with an average ticket price of $144. Due to high demand the most expensive time to fly is early August, with an average price of $372. Planning your trip to low-cost times can easily save you $228 on economy flights and even more on first-class flights. Generally, any price below $192 can be considered a good price for a round-trip LHR to IST flight.

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

LHR to IST Flight Prices

Compared to other flights, the LHR to IST flight is much cheaper than the average and costs much less than the average flight leaving from London. The average price per mile (for a direct flight) is $0.08, which is far below average.


Flight Prices by Day of the Week

Wednesday is usually the cheapest day to fly to IST, and Tuesday the cheapest day to fly back into LHR. 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 $22 (10%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Wednesday and returning a week later will cost an average of $193. Return trip prices are from the IST to LHR 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 LHR to IST can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 3 hour 47 minutes may be realistic.


Flight Questions Answered

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

Which airlines fly this route?

You can find 24 major airlines flying this route most often: Aegean, Aeroflot, Air Algerie, Air Astana, Air France, Air Malta, Air Serbia, British Airways, Croatia, EgyptAir, Gol, KLM, LOT, Lufthansa, Malindo Air, MEA, Royal Air Maroc, Royal Jordanian, SAS, Singapore Airlines, Tap Air Portugal, TAROM, Tunisair, Turkish Airlines, and potentially more during busy seasons.

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

The distance between the two airports is roughly 1561 miles or 2512 kilometers.

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

The real-world flight time for a nonstop LHR to IST flight is about 3 hour 47 minutes.

How many flights go between London and Istanbul?

It depends on the day of the week and the date, but a typical day might have around 52 available flights from LHR to IST.


Airport Location Info


Departing Airport

Origination code LHR
Origination airport name London Heathrow Airport
City London
Country the United Kingdom
Latitude 51.5
Longitude -0.5

Return Airport

Destination code IST
Destination airport name Ataturk Airport
City Istanbul
Country Turkey
Latitude 41
Longitude 28.8


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.