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Cheap flights from London Heathrow Airport to Istanbul from €104

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 departing on 1/12. 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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Find the cheapest flights from London Heathrow Airport to Istanbul

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
18:15 - 01:10LHR-IST
3h 55mdirect
British Airways Logo
21:20 - 22:35IST-LHR
4h 15mdirect
€174British Airways
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Sun, 7 Dec - Sun, 14 Dec
British Airways Logo
18:05 - 01:00LHR-IST
3h 55mdirect
British Airways Logo
07:35 - 09:05IST-LHR
4h 30mdirect
€175British Airways
Find Deal
Wed, 26 Nov - Sat, 6 Dec
British Airways Logo
06:40 - 13:35LHR-IST
3h 55mdirect
British Airways Logo
18:40 - 19:55IST-LHR
4h 15mdirect
€176British Airways
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Thu, 15 Jan - Thu, 12 Feb
Multiple Airlines Logo
06:30 - 16:55LHR-IST
7h 25m1 stop
Multiple Airlines Logo
04:50 - 07:55IST-LHR
6h 05m1 stop
€180Multiple Airlines
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Tue, 3 Feb - Thu, 5 Feb
British Airways Logo
06:55 - 13:50LHR-IST
3h 55mdirect
British Airways Logo
07:35 - 09:05IST-LHR
4h 30mdirect
€181British Airways
Find Deal
Tue, 10 Mar - Wed, 18 Mar
British Airways Logo
17:30 - 00:25LHR-IST
3h 55mdirect
British Airways Logo
14:45 - 16:10IST-LHR
4h 25mdirect
€182British Airways
Find Deal
Thu, 27 Nov - Wed, 3 Dec
British Airways Logo
06:50 - 13:45LHR-IST
3h 55mdirect
British Airways Logo
18:40 - 19:55IST-LHR
4h 15mdirect
€183British Airways
Find Deal
Wed, 7 Jan - Sat, 17 Jan
British Airways Logo
17:30 - 00:25LHR-IST
3h 55mdirect
British Airways Logo
08:20 - 09:50IST-LHR
4h 30mdirect
€184British Airways
Find Deal
Thu, 26 Feb - Sun, 1 Mar
Turkish Airlines Logo
22:35 - 05:25LHR-IST
3h 50mdirect
Turkish Airlines Logo
21:25 - 22:25IST-LHR
4h 00mdirect
€185Turkish Airlines
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Tue, 2 Dec - Tue, 9 Dec
British Airways Logo
07:00 - 13:55LHR-IST
3h 55mdirect
British Airways Logo
21:20 - 22:35IST-LHR
4h 15mdirect
€186British Airways
Find Deal
Sat, 3 Jan - Sun, 18 Jan

KLM flights from London Heathrow Airport to Istanbul

Our best KLM deals on London Heathrow Airport to Istanbul flight tickets
KLM
27 Nov
LHR06:30London Heathrow
7h 25m
1 stop
IST16:55Istanbul
4 Dec
IST17:55Istanbul
5h 55m
1 stop
LHR20:50London Heathrow
€190
Find similar
KLM
27 Nov
LHR06:30London Heathrow
7h 25m
1 stop
IST16:55Istanbul
3 Dec
IST17:55Istanbul
5h 55m
1 stop
LHR20:50London Heathrow
€191
Find similar
KLM
27 Nov
LHR06:30London Heathrow
7h 25m
1 stop
IST16:55Istanbul
3 Dec
IST17:55Istanbul
5h 55m
1 stop
LHR20:50London Heathrow
€193
Find similar

British Airways flights from London Heathrow Airport to Istanbul

Our best British Airways deals on London Heathrow Airport to Istanbul flight tickets
British Airways
31 Jan
LHR07:00London Heathrow
3h 55m
IST13:55Istanbul
6 Feb
IST18:40Istanbul
4h 15m
LHR19:55London Heathrow
€174
Find similar
British Airways
26 Nov
LHR18:05London Heathrow
3h 55m
IST01:00Istanbul
9 Dec
IST14:55Istanbul
4h 25m
LHR16:20London Heathrow
€175
Find similar
British Airways
1 Feb
LHR18:15London Heathrow
3h 55m
IST01:10Istanbul
13 Feb
IST18:40Istanbul
4h 15m
LHR19:55London Heathrow
€176
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport to Istanbul 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, momondo users made 13,528 searches. Data last updated 13 November 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Istanbul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Sun 7/12

18:15-01:10

Nonstop3h 55m

Istanbul

Sun 14/12

21:20-22:35

Nonstop4h 15m

€174

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Wed 26/11

18:05-01:00

Nonstop3h 55m

Istanbul

Sat 6/12

07:35-09:05

Nonstop4h 30m

€175

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Thu 15/1

06:40-13:35

Nonstop3h 55m

Istanbul

Thu 12/2

18:40-19:55

Nonstop4h 15m

€176

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Tue 3/2

06:30-16:55

1 stop7h 25m

Istanbul

Thu 5/2

04:50-07:55

1 stop6h 05m

€180

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Tue 10/3

06:55-13:50

Nonstop3h 55m

Istanbul

Wed 18/3

07:35-09:05

Nonstop4h 30m

€181

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Thu 27/11

17:30-00:25

Nonstop3h 55m

Istanbul

Wed 3/12

14:45-16:10

Nonstop4h 25m

€182

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Wed 7/1

06:50-13:45

Nonstop3h 55m

Istanbul

Sat 17/1

18:40-19:55

Nonstop4h 15m

€183

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Thu 26/2

17:30-00:25

Nonstop3h 55m

Istanbul

Sun 1/3

08:20-09:50

Nonstop4h 30m

€184

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Tue 2/12

22:35-05:25

Nonstop3h 50m

Istanbul

Tue 9/12

21:25-22:25

Nonstop4h 00m

€185

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Sat 3/1

07:00-13:55

Nonstop3h 55m

Istanbul

Sun 18/1

21:20-22:35

Nonstop4h 15m

€186

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Istanbul from

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

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?

What is the cheapest month to fly to Istanbul?

The month of March is another great option to travel to Istanbul, with average flight prices from London Heathrow Airport averaging around €186.

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

The cheapest day to depart from London Heathrow Airport to Istanbul is on a Monday. Travellers who choose to depart for Istanbul on a Monday will often find tickets for as low as €97. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from London Heathrow Airport to Istanbul for around €995.

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

Our most recent data shows that the best time of day to fly to Istanbul is in the evening. Flights from London Heathrow Airport to Istanbul during this time can be as low as €260. Try not to purchase tickets in the afternoon because they tend to be around €606. Of course, these prices can vary depending on the time of year and what airport you fly to.

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?

You are more likely to see cheaper flights to Istanbul from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Istanbul for around €255 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Istanbul from London Heathrow Airport for as low as €233 on momondo.

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

There are 2 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.

Cheap London Heathrow Airport to Istanbul flight deals and tips

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

Fastest flight time

3h 50m

Direct flights

Every day

Airports in Istanbul

1 airport
The fastest flight from London Heathrow Airport to Istanbul takes 3h 50m
Direct flights go from London Heathrow Airport to Istanbul every day.
There is 1 airport near Istanbul: Istanbul (IST)
Search flight deals

  • How far is London Heathrow to Istanbul by plane?

    A flight from London Heathrow to Istanbul will travel around 2518.1 km. 3h 50m is a normal flight duration for this route.

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Heathrow Airport to Istanbul.

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

    The travel and health documents you'll need for your trip to Istanbul may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Istanbul. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Istanbul . Millions of users trust and use momondo every year so you are in good hands.

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

Flights from London to Istanbul with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Istanbul.

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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Find better results for your trip to Turkey

Fly into one of these airports located in Istanbul

Airports listed have a maximum distance of 33.6 km from Istanbul
Istanbul Airport
Istanbul Sabiha Gokcen Airport