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Cheap flights from Istanbul to London from £54

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 to London departing on 14/1. 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
15:15 - 16:40IST-LHR
4h 25mdirect
British Airways Logo
06:50 - 13:45LHR-IST
3h 55mdirect
£151British Airways
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Mon, 24 Nov - Wed, 3 Dec
British Airways Logo
18:40 - 19:55IST-LHR
4h 15mdirect
British Airways Logo
07:25 - 14:20LHR-IST
3h 55mdirect
£152British Airways
Find Deal
Mon, 19 Jan - Mon, 26 Jan
Turkish Airlines Logo
15:10 - 16:10IST-LHR
4h 00mdirect
Turkish Airlines Logo
19:55 - 02:50LHR-IST
3h 55mdirect
£152Turkish Airlines
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Thu, 6 Nov - Wed, 12 Nov
British Airways Logo
20:15 - 22:15IST-LHR
4h 00mdirect
British Airways Logo
18:50 - 00:40LHR-IST
3h 50mdirect
£154British Airways
Find Deal
Mon, 6 Oct - Fri, 10 Oct
KLM Logo
17:55 - 20:50IST-LHR
5h 55m1 stop
KLM Logo
06:30 - 16:55LHR-IST
7h 25m1 stop
£157KLM
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Mon, 17 Nov - Tue, 25 Nov
KLM Logo
17:55 - 20:50IST-LHR
5h 55m1 stop
KLM Logo
17:50 - 16:55LHR-IST
20h 05m1 stop
£158KLM
Find Deal
Fri, 7 Nov - Sat, 15 Nov
Logo
17:55 - 20:50IST-LHR
5h 55m1 stop
Logo
17:35 - 03:50LHR-IST
7h 15m1 stop
£161
Find Deal
Sun, 21 Dec - Mon, 5 Jan
LOT Logo
07:00 - 17:20IST-LHR
12h 20m1 stop
LOT Logo
06:30 - 17:35LHR-IST
8h 05m1 stop
£164LOT
Find Deal
Tue, 7 Oct - Tue, 2 Dec
LOT Logo
07:00 - 17:20IST-LHR
12h 20m1 stop
LOT Logo
18:20 - 17:35LHR-IST
20h 15m1 stop
£168LOT
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Tue, 7 Oct - Mon, 1 Dec
Logo
09:25 - 17:00SAW-LHR
9h 35m1 stop
Logo
19:30 - 16:40LHR-SAW
18h 10m1 stop
£177
Find Deal
Tue, 7 Oct - Tue, 2 Dec

LOT flights from Istanbul to London Heathrow Airport

Our best LOT deals on Istanbul to London Heathrow Airport flight tickets
LOT
7 Oct
IST07:00Istanbul
12h 20m
1 stop
LHR17:20London Heathrow
2 Dec
LHR06:30London Heathrow
8h 05m
1 stop
IST17:35Istanbul
£164
Find similar
LOT
7 Oct
IST07:00Istanbul
12h 20m
1 stop
LHR17:20London Heathrow
1 Dec
LHR18:20London Heathrow
20h 15m
1 stop
IST17:35Istanbul
£168
Find similar
LOT
3 Oct
IST07:00Istanbul
28h 20m
1 stop
LHR09:20London Heathrow
6 Oct
LHR18:10London Heathrow
16h 55m
1 stop
IST13:05Istanbul
£171
Find similar

Air Serbia flights from Istanbul to London Heathrow Airport

Our best Air Serbia deals on Istanbul to London Heathrow Airport flight tickets
Air Serbia
13 Oct
IST16:35Istanbul
21h 55m
1 stop
LHR12:30London Heathrow
18 Oct
LHR19:55London Heathrow
17h 00m
1 stop
IST14:55Istanbul
£166
Find similar
Air Serbia
6 Oct
IST16:35Istanbul
21h 55m
1 stop
LHR12:30London Heathrow
12 Oct
LHR19:25London Heathrow
18h 25m
1 stop
IST15:50Istanbul
£167
Find similar
Air Serbia
1 Oct
IST15:40Istanbul
22h 50m
1 stop
LHR12:30London Heathrow
4 Oct
LHR19:55London Heathrow
17h 00m
1 stop
IST14:55Istanbul
£178
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Istanbul 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 16 September 2025.
Use the filters below to find and compare flights from Istanbul 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

15:15-16:40

Nonstop4h 25m

London Heathrow

Wed 3/12

06:50-13:45

Nonstop3h 55m

£151

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Mon 19/1

18:40-19:55

Nonstop4h 15m

London Heathrow

Mon 26/1

07:25-14:20

Nonstop3h 55m

£152

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Thu 6/11

15:10-16:10

Nonstop4h 00m

London Heathrow

Wed 12/11

19:55-02:50

Nonstop3h 55m

£152

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Mon 6/10

20:15-22:15

Nonstop4h 00m

London Heathrow

Fri 10/10

18:50-00:40

Nonstop3h 50m

£154

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Mon 17/11

17:55-20:50

1 stop5h 55m

London Heathrow

Tue 25/11

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

Sun 21/12

17:55-20:50

1 stop5h 55m

London Heathrow

Mon 5/1

17:35-03:50

1 stop7h 15m

£161

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Tue 7/10

07:00-17:20

1 stop12h 20m

London Heathrow

Tue 2/12

06:30-17:35

1 stop8h 05m

£164

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Tue 7/10

07:00-17:20

1 stop12h 20m

London Heathrow

Mon 1/12

18:20-17:35

1 stop20h 15m

£168

IstanbulLondon

SAW - LHR

SAWLHR

Istanbul Sabiha Gokcen

Tue 7/10

09:25-17:00

1 stop9h 35m

London Heathrow

Tue 2/12

19:30-16:40

1 stop18h 10m

£177

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Istanbul 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 cheapest month to fly to London Heathrow Airport?

In general, March is the cheapest month to fly from Istanbul 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 averaging around £159.

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 is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as £336. 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 £383.

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 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 £386 on average. Flights to London Heathrow Airport from Istanbul 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 Sabiha Gokcen 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 when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £217 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 for as low as £168 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.

Cheap Istanbul to London Heathrow Airport flight deals and tips

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

Fastest flight time

3h 55m

Direct flights

Every day
The fastest flight from Istanbul to London Heathrow Airport takes 3h 55m
Direct flights go from Istanbul to London Heathrow Airport every day.
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  • How far is Istanbul to London Heathrow by plane?

    The straight-line distance from Istanbul to London Heathrow is 1564.7 mi. In terms of flight time, this usually takes a little over 3h 55m.

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

    Prices for flights from Istanbul to London Heathrow Airport refresh daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Istanbul 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.

Best airlines flying from Istanbul to London Heathrow Airport

Compare and see reviews for airlines that fly from Istanbul to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom £117Free CancellationRating
6.6
7,361 reviews
Search British Airways flights
Turkish AirlinesPriceFrom £179Free CancellationRating
7.3
3,968 reviews
Search Turkish Airlines flights

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Why use momondo?

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

Finding the right flight to London from Istanbul is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

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

All flight searches from Istanbul to London on momondo can be filtered to show those which offer flexible booking policies.

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

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 Istanbul to London.

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.

An easier way to manage your London Heathrow Airport trip

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