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Cheap flights from London Heathrow Airport to Istanbul from £90

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 10/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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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
17:30 - 00:25LHR-IST
3h 55mdirect
British Airways Logo
14:45 - 16:10IST-LHR
4h 25mdirect
£131British Airways
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Thu, 27 Nov - Wed, 3 Dec
Multiple Airlines Logo
13:20 - 16:50LHR-IST
24h 30m1 stop
Multiple Airlines Logo
14:45 - 16:10IST-LHR
4h 25mdirect
£142Multiple Airlines
Find Deal
Wed, 26 Nov - Wed, 17 Dec
Multiple Airlines Logo
13:20 - 16:50LHR-IST
24h 30m1 stop
Multiple Airlines Logo
14:45 - 16:10IST-LHR
4h 25mdirect
£145Multiple Airlines
Find Deal
Wed, 19 Nov - Wed, 3 Dec
Multiple Airlines Logo
13:20 - 16:50LHR-IST
24h 30m1 stop
Multiple Airlines Logo
14:45 - 16:10IST-LHR
4h 25mdirect
£146Multiple Airlines
Find Deal
Mon, 17 Nov - Wed, 3 Dec
Turkish Airlines Logo
11:30 - 18:25LHR-IST
3h 55mdirect
Turkish Airlines Logo
14:55 - 16:05IST-LHR
4h 10mdirect
£152Turkish Airlines
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Sat, 29 Nov - Wed, 3 Dec
Turkish Airlines Logo
15:15 - 22:20LHR-IST
4h 05mdirect
Turkish Airlines Logo
15:10 - 16:10IST-LHR
4h 00mdirect
£160Turkish Airlines
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Thu, 27 Nov - Tue, 2 Dec
KLM Logo
06:30 - 16:55LHR-IST
7h 25m1 stop
KLM Logo
17:55 - 20:50IST-LHR
5h 55m1 stop
£166KLM
Find Deal
Wed, 3 Dec - Thu, 11 Dec
KLM Logo
17:50 - 16:55LHR-IST
20h 05m1 stop
KLM Logo
17:55 - 07:40IST-LHR
16h 45m1 stop
£169KLM
Find Deal
Thu, 27 Nov - Wed, 3 Dec
Scandinavian Airlines Logo
19:30 - 03:40LHR-IST
6h 10m1 stop
Scandinavian Airlines Logo
04:30 - 09:20IST-LHR
6h 50m1 stop
£181Scandinavian Airlines
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Tue, 28 Apr - Wed, 6 May
Air France Logo
14:45 - 03:50LHR-IST
10h 05m1 stop
Air France Logo
04:50 - 08:00IST-LHR
6h 10m1 stop
£182Air France
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Thu, 19 Mar - Wed, 25 Mar

British Airways flights from London Heathrow Airport to Istanbul

Our best British Airways deals on London Heathrow Airport to Istanbul flight tickets
British Airways
27 Nov
LHR17:30London Heathrow
3h 55m
IST00:25Istanbul
3 Dec
IST14:45Istanbul
4h 25m
LHR16:10London Heathrow
£131
Find similar
British Airways
19 Nov
LHR18:05London Heathrow
3h 55m
IST01:00Istanbul
24 Nov
IST15:15Istanbul
4h 25m
LHR16:40London Heathrow
£150
Find similar
British Airways
12 Nov
LHR18:05London Heathrow
3h 55m
IST01:00Istanbul
16 Dec
IST14:55Istanbul
4h 25m
LHR16:20London Heathrow
£150
Find similar

Turkish Airlines flights from London Heathrow Airport to Istanbul

Our best Turkish Airlines deals on London Heathrow Airport to Istanbul flight tickets
Turkish Airlines
29 Nov
LHR11:30London Heathrow
3h 55m
IST18:25Istanbul
3 Dec
IST14:55Istanbul
4h 10m
LHR16:05London Heathrow
£152
Find similar
Turkish Airlines
6 Nov
LHR15:15London Heathrow
4h 05m
IST22:20Istanbul
13 Nov
IST21:25Istanbul
4h 00m
LHR22:25London Heathrow
£153
Find similar
Turkish Airlines
27 Nov
LHR15:15London Heathrow
4h 05m
IST22:20Istanbul
2 Dec
IST15:10Istanbul
4h 00m
LHR16:10London Heathrow
£160
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 279,928 searches. Data last updated 31 October 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

Thu 27/11

17:30-00:25

Nonstop3h 55m

Istanbul

Wed 3/12

14:45-16:10

Nonstop4h 25m

£131

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Wed 26/11

13:20-16:50

1 stop24h 30m

Istanbul

Wed 17/12

14:45-16:10

Nonstop4h 25m

£142

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Wed 19/11

13:20-16:50

1 stop24h 30m

Istanbul

Wed 3/12

14:45-16:10

Nonstop4h 25m

£145

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Mon 17/11

13:20-16:50

1 stop24h 30m

Istanbul

Wed 3/12

14:45-16:10

Nonstop4h 25m

£146

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Sat 29/11

11:30-18:25

Nonstop3h 55m

Istanbul

Wed 3/12

14:55-16:05

Nonstop4h 10m

£152

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Thu 27/11

15:15-22:20

Nonstop4h 05m

Istanbul

Tue 2/12

15:10-16:10

Nonstop4h 00m

£160

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Wed 3/12

06:30-16:55

1 stop7h 25m

Istanbul

Thu 11/12

17:55-20:50

1 stop5h 55m

£166

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Thu 27/11

17:50-16:55

1 stop20h 05m

Istanbul

Wed 3/12

17:55-07:40

1 stop16h 45m

£169

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Tue 28/4

19:30-03:40

1 stop6h 10m

Istanbul

Wed 6/5

04:30-09:20

1 stop6h 50m

£181

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Thu 19/3

14:45-03:50

1 stop10h 05m

Istanbul

Wed 25/3

04:50-08:00

1 stop6h 10m

£182

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 January is, on average, the cheapest month to fly to Istanbul from London Heathrow Airport, with most prices found around £159. If you aren’t able to travel to Istanbul during the month of January, then flying in March is also cheap. Prices for this month can be found on momondo for an average of £163.

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

On average, the least expensive day to fly to Istanbul from London Heathrow Airport is on a Monday. momondo users have found tickets for Monday departures for as low as £525. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from London Heathrow Airport to Istanbul on a Saturday will generally be more expensive and average around £576. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Flying to Istanbul from London Heathrow Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as £314 when looking at flights departing in the evening. Flights to Istanbul are more costly in the afternoon, with an average ticket price of £544. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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 £225 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 £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.

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)
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  • How far is London Heathrow to Istanbul by plane?

    There are 1564.7 mi between London Heathrow and Istanbul. 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?

    Prices for flights from London Heathrow Airport to Istanbul are updated daily.

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

  • 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 offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify 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 required travel and health documents for your Istanbul 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. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from London Heathrow Airport to Istanbul

Compare and see reviews for airlines that fly from London Heathrow Airport to Istanbul with momondo
Airline
Rating
Free Cancellation
Price
AjetPriceFrom £43Free CancellationRating
6.5
18 reviews
Search Ajet flights
Wizz AirPriceFrom £48Free CancellationRating
6.1
155 reviews
Search Wizz Air flights
Pegasus AirlinesPriceFrom £70Free CancellationRating
6.7
634 reviews
Search Pegasus Airlines flights
Air SerbiaPriceFrom £99Free CancellationRating
6.2
205 reviews
Search Air Serbia flights
Aegean AirlinesPriceFrom £104Free CancellationRating
8.1
814 reviews
Search Aegean Airlines flights
Air FrancePriceFrom £121Free CancellationRating
7.4
1,482 reviews
Search Air France flights
KM Malta AirlinesPriceFrom £129Free CancellationRating
7.1
69 reviews
Search KM Malta Airlines flights
British AirwaysPriceFrom £133Free CancellationRating
6.7
7,488 reviews
Search British Airways flights
KLMPriceFrom £157Free CancellationRating
7.7
1,406 reviews
Search KLM flights
Turkish AirlinesPriceFrom £158Free CancellationRating
7.3
4,033 reviews
Search Turkish Airlines flights

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?

Yes. momondo allows you to filter the results for London to Istanbul flights to just show those with flexible booking policies.

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?

Yes momondo offers price alerts on flights to Istanbul from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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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 20.9 mi from Istanbul
Istanbul Airport
Istanbul Sabiha Gokcen Airport