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Cheap flights from Istanbul Airport to London from £53

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Istanbul Airport to London departing on 10/3. 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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Cheap return flights

British Airways Logo
18:40 - 19:55IST-LHR
4h 15mdirect
British Airways Logo
17:10 - 00:05LHR-IST
3h 55mdirect
£150British Airways
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Mon, 24 Nov - Tue, 2 Dec
British Airways Logo
18:45 - 20:00IST-LHR
4h 15mdirect
British Airways Logo
10:30 - 17:25LHR-IST
3h 55mdirect
£151British Airways
Find Deal
Wed, 25 Feb - Sun, 8 Mar
British Airways Logo
15:15 - 16:40IST-LHR
4h 25mdirect
British Airways Logo
17:55 - 00:50LHR-IST
3h 55mdirect
£152British Airways
Find Deal
Mon, 19 Jan - Mon, 26 Jan
British Airways Logo
15:15 - 16:40IST-LHR
4h 25mdirect
British Airways Logo
17:55 - 00:50LHR-IST
3h 55mdirect
£152British Airways
Find Deal
Mon, 19 Jan - Mon, 26 Jan
Multiple Airlines Logo
04:50 - 07:55IST-LHR
6h 05m1 stop
Multiple Airlines Logo
06:30 - 16:55LHR-IST
7h 25m1 stop
£153Multiple Airlines
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Tue, 23 Dec - Tue, 6 Jan
Multiple Airlines Logo
04:50 - 07:55IST-LHR
6h 05m1 stop
Multiple Airlines Logo
06:30 - 16:55LHR-IST
7h 25m1 stop
£155Multiple Airlines
Find Deal
Wed, 25 Feb - Fri, 6 Mar
KLM Logo
17:55 - 20:50IST-LHR
5h 55m1 stop
KLM Logo
06:30 - 16:55LHR-IST
7h 25m1 stop
£157KLM
Find Deal
Fri, 7 Nov - Tue, 18 Nov
KLM Logo
17:55 - 20:50IST-LHR
5h 55m1 stop
KLM Logo
17:50 - 16:55LHR-IST
20h 05m1 stop
£158KLM
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Fri, 7 Nov - Sat, 15 Nov
Air France Logo
04:50 - 13:45IST-LHR
11h 55m1 stop
Air France Logo
15:00 - 03:50LHR-IST
9h 50m1 stop
£158Air France
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Wed, 25 Feb - Sat, 7 Mar
Turkish Airlines Logo
14:45 - 16:40IST-LHR
3h 55mdirect
Turkish Airlines Logo
18:30 - 00:20LHR-IST
3h 50mdirect
£181Turkish Airlines
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Fri, 10 Oct - Tue, 14 Oct

Turkish Airlines flights from Istanbul Airport to London Heathrow Airport

Our best Turkish Airlines deals on Istanbul Airport to London Heathrow Airport flight tickets
Turkish Airlines
10 Oct
IST14:45Istanbul
3h 55m
LHR16:40London Heathrow
14 Oct
LHR18:30London Heathrow
3h 50m
IST00:20Istanbul
£181
Find similar
Turkish Airlines
1 Oct
IST20:30Istanbul
3h 55m
LHR22:25London Heathrow
10 Oct
LHR18:30London Heathrow
3h 50m
IST00:20Istanbul
£197
Find similar
Turkish Airlines
1 Oct
IST20:30Istanbul
3h 55m
LHR22:25London Heathrow
4 Oct
LHR18:30London Heathrow
3h 50m
IST00:20Istanbul
£199
Find similar

LOT flights from Istanbul Airport to London Heathrow Airport

Our best LOT deals on Istanbul Airport to London Heathrow Airport flight tickets
LOT
8 Oct
IST07:00Istanbul
17h 00m
1 stop
LHR22:00London Heathrow
5 Nov
LHR10:35London Heathrow
28h 00m
1 stop
IST17:35Istanbul
£169
Find similar
LOT
2 Oct
IST07:00Istanbul
12h 20m
1 stop
LHR17:20London Heathrow
5 Oct
LHR10:15London Heathrow
11h 35m
1 stop
IST23:50Istanbul
£170
Find similar
LOT
15 Oct
IST07:00Istanbul
28h 20m
1 stop
LHR09:20London Heathrow
22 Oct
LHR18:10London Heathrow
27h 40m
1 stop
IST23:50Istanbul
£171
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Istanbul Airport to London Heathrow Airport 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 18 September 2025.
Use the filters below to find and compare flights from Istanbul Airport to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Mon 24/11

18:40-19:55

Nonstop4h 15m

London Heathrow

Tue 2/12

17:10-00:05

Nonstop3h 55m

£150

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Wed 25/2

18:45-20:00

Nonstop4h 15m

London Heathrow

Sun 8/3

10:30-17:25

Nonstop3h 55m

£151

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Mon 19/1

15:15-16:40

Nonstop4h 25m

London Heathrow

Mon 26/1

17:55-00:50

Nonstop3h 55m

£152

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Mon 19/1

15:15-16:40

Nonstop4h 25m

London Heathrow

Mon 26/1

17:55-00:50

Nonstop3h 55m

£152

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Tue 23/12

04:50-07:55

1 stop6h 05m

London Heathrow

Tue 6/1

06:30-16:55

1 stop7h 25m

£153

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Wed 25/2

04:50-07:55

1 stop6h 05m

London Heathrow

Fri 6/3

06:30-16:55

1 stop7h 25m

£155

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Fri 7/11

17:55-20:50

1 stop5h 55m

London Heathrow

Tue 18/11

06:30-16:55

1 stop7h 25m

£157

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Fri 7/11

17:55-20:50

1 stop5h 55m

London Heathrow

Sat 15/11

17:50-16:55

1 stop20h 05m

£158

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Wed 25/2

04:50-13:45

1 stop11h 55m

London Heathrow

Sat 7/3

15:00-03:50

1 stop9h 50m

£158

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Fri 10/10

14:45-16:40

Nonstop3h 55m

London Heathrow

Tue 14/10

18:30-00:20

Nonstop3h 50m

£181

Flights are sorted by cheapest return flights first.

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

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

What is the cheapest month to fly to London Heathrow Airport?

In general, March is the cheapest month to fly from Istanbul Airport to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £158. The month of December is another great option to travel to London Heathrow Airport, with average flight prices from Istanbul Airport averaging around £158.

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

On average, the least expensive day to fly to London Heathrow Airport from Istanbul Airport is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as £335. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Saturday is £381.

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

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the evening. momondo users have found flights departing from Istanbul Airport to London Heathrow Airport in the evening for as low as £170. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £384 on average. Flights to London Heathrow Airport from Istanbul Airport in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Istanbul to London Heathrow flight route?

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

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

You are more likely to see cheaper flights to London Heathrow Airport from Istanbul Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £216 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Istanbul Airport for as low as £167 on momondo.

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

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

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

As of September 2025, prices for Istanbul Airport to London Heathrow Airport flights are approximately 17% cheaper when compared to flights at the same time last year.

When to book flights from Istanbul Airport to London Heathrow Airport

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

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

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

Best price found

£111

Fastest flight time

3h 55m

Direct flights

Every day
The best one-way flight to London Heathrow Airport from Istanbul Airport in the past 72 hours is £111. The best return flight deal from Istanbul Airport to London Heathrow Airport found on momondo in the last 72 hours is £202.
The fastest flight from Istanbul Airport to London Heathrow Airport takes 3h 55m
Direct flights go from Istanbul Airport to London Heathrow Airport every day.
Search flight deals

  • How far is Istanbul to London Heathrow by plane?

    There are 1544.7 mi between Istanbul and London Heathrow. A reasonable flight in good conditions will take 3h 55m.

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

    Prices for flights from Istanbul Airport to London Heathrow Airport were last updated today.

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

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

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

    The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

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

Best airlines flying from Istanbul Airport to London Heathrow Airport

Compare and see reviews for airlines that fly from Istanbul Airport to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom £129Free CancellationRating
6.7
7,367 reviews
Search British Airways flights
Turkish AirlinesPriceFrom £178Free CancellationRating
7.3
3,965 reviews
Search Turkish Airlines flights

  • Turkish Airlines Flights From Istanbul Airport to London Heathrow Airport

    Across 32 Turkish Airlines flights from Istanbul Airport to London Heathrow Airport this week, the average price was £360, with the best Turkish Airlines deals starting from £243 round-trip. 3,965 users have rated Turkish Airlines on momondo, with an average score of 7.3/10.

  • British Airways Flights From Istanbul Airport to London Heathrow Airport

    £176 is the best British Airways flight deal from Istanbul Airport to London Heathrow Airport found on momondo over the last 72 hours. The average British Airways ticket price found was closer to £238, however, with flight time and availability significantly affecting the price. British Airways (6.7/10 from 7,367 user reviews) flies into London Heathrow Airport from Istanbul Airport 9 times in an average week so prices can vary.

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Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Istanbul.

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

Flights from Istanbul to London 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 Istanbul to London?

momondo helps you find the best flight between Istanbul and London 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 Istanbul to London right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Istanbul to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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