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Cheap flights from London Heathrow Airport to Istanbul Airport from £87

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Istanbul Airport departing on 21/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from London Heathrow Airport to Istanbul

Cheap return flights

KAYAK's recommended return flight deals from the most popular airlines that fly from London Heathrow Airport to Istanbul.
British Airways Logo
18:30 - 00:20LHR-IST
3h 50mdirect
British Airways Logo
19:55 - 21:55IST-LHR
4h 00mdirect
£135British Airways
Find Deal
Sat, 20 Sep - Thu, 2 Oct
British Airways Logo
18:35 - 00:30LHR-IST
3h 55mdirect
British Airways Logo
17:00 - 19:00IST-LHR
4h 00mdirect
£141British Airways
Find Deal
Tue, 3 Jun - Tue, 17 Jun
British Airways Logo
18:35 - 00:30LHR-IST
3h 55mdirect
British Airways Logo
20:25 - 22:25IST-LHR
4h 00mdirect
£142British Airways
Find Deal
Tue, 30 Sep - Fri, 3 Oct
Turkish Airlines Logo
16:40 - 22:40LHR-IST
4h 00mdirect
Turkish Airlines Logo
20:30 - 22:25IST-LHR
3h 55mdirect
£163Turkish Airlines
Find Deal
Wed, 7 May - Thu, 22 May
Turkish Airlines Logo
18:30 - 00:20LHR-IST
3h 50mdirect
Turkish Airlines Logo
13:55 - 16:00IST-LHR
4h 05mdirect
£166Turkish Airlines
Find Deal
Fri, 16 May - Thu, 22 May
Lufthansa Logo
11:30 - 21:20LHR-IST
7h 50m1 stop
Lufthansa Logo
17:55 - 22:10IST-LHR
6h 15m1 stop
£178Lufthansa
Find Deal
Sat, 7 Jun - Sat, 14 Jun
Lufthansa Logo
10:30 - 21:20LHR-IST
8h 50m1 stop
Lufthansa Logo
17:55 - 22:10IST-LHR
6h 15m1 stop
£193Lufthansa
Find Deal
Tue, 13 May - Thu, 15 May
LOT Logo
18:10 - 13:05LHR-IST
16h 55m1 stop
LOT Logo
07:00 - 22:00IST-LHR
17h 00m1 stop
£232LOT
Find Deal
Mon, 12 May - Fri, 16 May
Aegean Airlines Logo
22:15 - 02:20LHR-IST
26h 05m1 stop
Aegean Airlines Logo
04:35 - 11:15IST-LHR
8h 40m1 stop
£239Aegean Airlines
Find Deal
Tue, 6 May - Fri, 9 May
LOT Logo
06:30 - 23:50LHR-IST
15h 20m1 stop
LOT Logo
13:55 - 09:20IST-LHR
21h 25m1 stop
£245LOT
Find Deal
Thu, 22 May - Mon, 26 May

Lufthansa flights from London Heathrow Airport to Istanbul Airport

Our best Lufthansa deals on London Heathrow Airport to Istanbul Airport flight tickets
Lufthansa
7 Jun
LHR11:30London Heathrow
7h 50m
1 stop
IST21:20Istanbul
14 Jun
IST17:55Istanbul
6h 15m
1 stop
LHR22:10London Heathrow
Lufthansa
13 May
LHR10:30London Heathrow
8h 50m
1 stop
IST21:20Istanbul
15 May
IST17:55Istanbul
6h 15m
1 stop
LHR22:10London Heathrow
Lufthansa
2 Jun
LHR08:30London Heathrow
10h 50m
1 stop
IST21:20Istanbul
8 Jun
IST17:55Istanbul
6h 15m
1 stop
LHR22:10London Heathrow

Turkish Airlines flights from London Heathrow Airport to Istanbul Airport

Our best Turkish Airlines deals on London Heathrow Airport to Istanbul Airport flight tickets
Turkish Airlines
7 May
LHR16:40London Heathrow
4h 00m
IST22:40Istanbul
22 May
IST20:30Istanbul
3h 55m
LHR22:25London Heathrow
Turkish Airlines
16 May
LHR18:30London Heathrow
3h 50m
IST00:20Istanbul
22 May
IST13:55Istanbul
4h 05m
LHR16:00London Heathrow
Turkish Airlines
3 Jun
LHR16:40London Heathrow
4h 00m
IST22:40Istanbul
11 Jun
IST13:45Istanbul
4h 10m
LHR15:55London Heathrow

See travel insights to Istanbul from

How to get the cheapest flight ticket from London Heathrow Airport to Istanbul Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between London Heathrow Airport and Istanbul Airport?

What is the cheapest month to fly to Istanbul Airport?

In general, January is the cheapest month to fly from London Heathrow Airport to Istanbul Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £155. If you are unable to visit Istanbul Airport during the month of January, then departing from London Heathrow Airport during the month March is also very affordable. Most momondo users find prices during this month for around £160.

What is the cheapest day to depart on your flight to Istanbul Airport?

The cheapest day to depart from London Heathrow Airport to Istanbul Airport is on a Sunday. Travellers who choose to depart for Istanbul Airport on a Sunday will often find tickets for as low as £485. The most expensive day to fly to Istanbul Airport is Saturday, with ticket prices averaging around £557.

What is the cheapest time of day to depart on your flight to Istanbul Airport?

Flying to Istanbul Airport from London Heathrow Airport at midday is the least expensive time of day to depart. momondo users have found prices as low as £323 when looking at flights departing at midday. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are £473 on average. Flights to Istanbul Airport from London Heathrow Airport in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest London Heathrow to Istanbul flight route?

Fly from London Heathrow to Istanbul for the best London Heathrow - Istanbul flight prices

How far in advance should I book a flight to Istanbul Airport?

You are more likely to see cheaper flights to Istanbul Airport from London Heathrow Airport when booking 22 weeks ahead of your departure date. In general, you can expect to find flights to Istanbul Airport for around £218 when searching 22 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Istanbul Airport from London Heathrow Airport for as low as £203 on momondo.

What cabin class options are available on London Heathrow to Istanbul flights?

There are 3 cabin classes available to choose from on London Heathrow to Istanbul flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have London Heathrow Airport to Istanbul Airport flight prices changed over time?

As of April 2025, prices for London Heathrow Airport to Istanbul Airport flights are approximately 19% cheaper when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Istanbul Airport

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to Istanbul Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London Heathrow Airport to Istanbul Airport (LHR to IST) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Istanbul Airport

Best price found

£87

Fastest flight time

3h 50m

Direct flights

Every day
The best one-way flight to Istanbul Airport from London Heathrow Airport in the past 72 hours is £87. The best return flight deal from London Heathrow Airport to Istanbul Airport found on momondo in the last 72 hours is £135.
The fastest flight from London Heathrow Airport to Istanbul Airport takes 3h 50m
Direct flights go from London Heathrow Airport to Istanbul Airport every day.

  • How far is London Heathrow to Istanbul by plane?

    The straight-line distance from London Heathrow to Istanbul is 1544.7 mi. Flights usually cover this in 3h 50m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from London Heathrow Airport to Istanbul Airport?

    Prices for flights from London Heathrow Airport to Istanbul Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from London Heathrow Airport to Istanbul Airport?

  • How old do you have to be to fly from London Heathrow Airport to Istanbul Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Heathrow Airport to Istanbul Airport.

  • What documentation or ID do you need to fly to Istanbul Airport?

    The required travel and health documents for your Istanbul Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Istanbul Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from London Heathrow Airport to Istanbul Airport?

  • What is the most popular airline from London Heathrow Airport to Istanbul Airport?


Best airlines flying from London Heathrow Airport to Istanbul Airport

Compare and see reviews for airlines that fly from London Heathrow Airport to Istanbul Airport with momondo
Airline
Rating
Free Cancellation
Price
Wizz AirPriceFrom £55Free CancellationRating
5.9
140 reviews
Search Wizz Air flights
Pegasus AirlinesPriceFrom £69Free CancellationRating
6.7
618 reviews
Search Pegasus Airlines flights
TAROMPriceFrom £89Free CancellationRating
6.5
71 reviews
Search TAROM flights
AjetPriceFrom £98Free CancellationRating
4.2
8 reviews
Search Ajet flights
Air FrancePriceFrom £120Free CancellationRating
7.4
1,444 reviews
Search Air France flights
British AirwaysPriceFrom £126Free CancellationRating
6.6
6,809 reviews
Search British Airways flights
Air SerbiaPriceFrom £137Free CancellationRating
6.3
196 reviews
Search Air Serbia flights
LOTPriceFrom £143Free CancellationRating
7.6
1,066 reviews
Search LOT flights
LufthansaPriceFrom £155Free CancellationRating
6.7
7,030 reviews
Search Lufthansa flights
Aegean AirlinesPriceFrom £159Free CancellationRating
8.1
737 reviews
Search Aegean Airlines flights
  • Turkish Airlines Flights From London Heathrow Airport to Istanbul Airport

    Turkish Airlines is one of the most popular airlines flying from London Heathrow Airport to Istanbul Airport, operating 36 flights/week on average for this route. A good Turkish Airlines flight deal for London Heathrow Airport to Istanbul Airport starts from £215 round-trip, up to an average price of £321. Our users have rated Turkish Airlines at 7.3/10.

  • British Airways Flights From London Heathrow Airport to Istanbul Airport

    British Airways (6.6/10 from 6,806 reviews) operates around 2 flights from London Heathrow Airport to Istanbul Airport in any given week. The average British Airways airfare for this route is around £276, with deals from around £168 rare but found on momondo. Referenced prices are for round-trip London Heathrow Airport to Istanbul Airport flight searches in the last 72 hours.


Travelling to a place near Istanbul?

Book flights to Istanbul if you plan to visit one of these locations
Yalova

Why use momondo?

Why should I use momondo to find a flight deal from London to Istanbul?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Istanbul for you.

Can I find flights from London to Istanbul with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Istanbul from London with this policy.

How can momondo help me find flights from London to Istanbul?

momondo helps you find the best flight between London and Istanbul by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from London to Istanbul right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of London to Istanbul flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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