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Cheap flights from London to Istanbul from ₹ 11,460

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 to Istanbul departing on 16/12. 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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Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
07:00 - 13:55LHR-IST
3h 55mdirect
British Airways Logo
07:35 - 09:05IST-LHR
4h 30mdirect
₹ 18,072British Airways
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Fri, 21 Nov - Tue, 25 Nov
British Airways Logo
17:40 - 00:35LHR-IST
3h 55mdirect
British Airways Logo
21:20 - 22:35IST-LHR
4h 15mdirect
₹ 18,160British Airways
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Sat, 29 Nov - Sun, 7 Dec
Multiple Airlines Logo
06:30 - 16:55LHR-IST
7h 25m1 stop
Multiple Airlines Logo
04:50 - 07:55IST-LHR
6h 05m1 stop
₹ 18,513Multiple Airlines
Find Deal
Mon, 15 Dec - Wed, 17 Dec
Multiple Airlines Logo
06:30 - 16:55LHR-IST
7h 25m1 stop
Multiple Airlines Logo
04:50 - 08:00IST-LHR
6h 10m1 stop
₹ 18,601Multiple Airlines
Find Deal
Thu, 26 Feb - Sun, 1 Mar
Turkish Airlines Logo
11:30 - 18:25LHR-IST
3h 55mdirect
Turkish Airlines Logo
13:50 - 14:55IST-LHR
4h 05mdirect
₹ 19,218Turkish Airlines
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Thu, 20 Nov - Thu, 27 Nov
KLM Logo
06:30 - 16:55LHR-IST
7h 25m1 stop
KLM Logo
17:55 - 07:40IST-LHR
16h 45m1 stop
₹ 19,747KLM
Find Deal
Mon, 19 Jan - Sat, 24 Jan
KLM Logo
06:30 - 16:55LHR-IST
7h 25m1 stop
KLM Logo
17:55 - 20:50IST-LHR
5h 55m1 stop
₹ 20,364KLM
Find Deal
Tue, 2 Dec - Wed, 10 Dec
Turkish Airlines Logo
11:30 - 18:25LHR-IST
3h 55mdirect
Turkish Airlines Logo
15:00 - 16:10IST-LHR
4h 10mdirect
₹ 20,805Turkish Airlines
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Wed, 26 Nov - Sun, 30 Nov
Aegean Airlines Logo
22:15 - 16:00LHR-IST
14h 45m1 stop
Aegean Airlines Logo
11:35 - 17:55IST-LHR
9h 20m1 stop
₹ 21,598Aegean Airlines
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Sat, 22 Nov - Sun, 30 Nov
Aegean Airlines Logo
16:35 - 10:35LHR-IST
15h 00m1 stop
Aegean Airlines Logo
16:50 - 21:15IST-LHR
7h 25m1 stop
₹ 23,537Aegean Airlines
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Mon, 10 Nov - Wed, 12 Nov

Turkish Airlines flights from London to Istanbul

Our best Turkish Airlines deals on London to Istanbul flight tickets
Turkish Airlines
20 Nov
LHR11:30London Heathrow
3h 55m
IST18:25Istanbul
27 Nov
IST13:50Istanbul
4h 05m
LHR14:55London Heathrow
₹ 19,218
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Turkish Airlines
26 Nov
LHR11:30London Heathrow
3h 55m
IST18:25Istanbul
30 Nov
IST15:00Istanbul
4h 10m
LHR16:10London Heathrow
₹ 20,805
Find similar
Turkish Airlines
8 Nov
LHR22:35London Heathrow
3h 50m
IST05:25Istanbul
12 Nov
IST21:25Istanbul
4h 00m
LHR22:25London Heathrow
₹ 21,333
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KLM flights from London to Istanbul

Our best KLM deals on London to Istanbul flight tickets
KLM
19 Jan
LHR06:30London Heathrow
7h 25m
1 stop
IST16:55Istanbul
24 Jan
IST17:55Istanbul
16h 45m
1 stop
LHR07:40London Heathrow
₹ 19,747
Find similar
KLM
2 Dec
LHR06:30London Heathrow
7h 25m
1 stop
IST16:55Istanbul
10 Dec
IST17:55Istanbul
5h 55m
1 stop
LHR20:50London Heathrow
₹ 20,364
Find similar
KLM
2 Dec
LHR06:30London Heathrow
7h 25m
1 stop
IST16:55Istanbul
8 Dec
IST17:55Istanbul
5h 55m
1 stop
LHR20:50London Heathrow
₹ 21,422
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London 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 59,053 searches. Data last updated 16 October 2025.
Use the filters below to find and compare flights from London to Istanbul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Fri 21/11

07:00-13:55

Nonstop3h 55m

Istanbul

Tue 25/11

07:35-09:05

Nonstop4h 30m

₹ 18,072

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Sat 29/11

17:40-00:35

Nonstop3h 55m

Istanbul

Sun 7/12

21:20-22:35

Nonstop4h 15m

₹ 18,160

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Mon 15/12

06:30-16:55

1 stop7h 25m

Istanbul

Wed 17/12

04:50-07:55

1 stop6h 05m

₹ 18,512

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Thu 26/2

06:30-16:55

1 stop7h 25m

Istanbul

Sun 1/3

04:50-08:00

1 stop6h 10m

₹ 18,601

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Thu 20/11

11:30-18:25

Nonstop3h 55m

Istanbul

Thu 27/11

13:50-14:55

Nonstop4h 05m

₹ 19,218

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Mon 19/1

06:30-16:55

1 stop7h 25m

Istanbul

Sat 24/1

17:55-07:40

1 stop16h 45m

₹ 19,747

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Tue 2/12

06:30-16:55

1 stop7h 25m

Istanbul

Wed 10/12

17:55-20:50

1 stop5h 55m

₹ 20,364

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Wed 26/11

11:30-18:25

Nonstop3h 55m

Istanbul

Sun 30/11

15:00-16:10

Nonstop4h 10m

₹ 20,805

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Sat 22/11

22:15-16:00

1 stop14h 45m

Istanbul

Sun 30/11

11:35-17:55

1 stop9h 20m

₹ 21,598

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Mon 10/11

16:35-10:35

1 stop15h 00m

Istanbul

Wed 12/11

16:50-21:15

1 stop7h 25m

₹ 23,537

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 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 cheapest month to fly to Istanbul?

The cheapest month to fly to Istanbul from London is in March. Flight prices, which tend to average around ₹ 8,992, are often lower during this time because this is during the off-season. If you don’t want to visit Istanbul in March, then you should wait until January to fly from London, when ticket prices are also cheap, with an average price of ₹ 9,168.

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

Our data shows that Tuesday is the least expensive day to fly to Istanbul. Tickets to fly out on this day can be as low as ₹ 58,406. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from London to Istanbul for around ₹ 71,905.

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

The cheapest time of day to fly to Istanbul is at midday when flights can be purchased for as low as ₹ 23,641. In contrast, the most expensive time of day to depart to Istanbul is in the morning when prices are around ₹ 69,339.

What is the cheapest London to Istanbul flight route?

Fly from London Gatwick to Istanbul for the best London - 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 when booking weeks ahead of your departure date. In general, you can expect to find flights to Istanbul for around ₹ 26,065 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 for as low as ₹ 23,537 on momondo.

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

There are 2 cabin classes available to choose from on London 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 to Istanbul flight deals and tips

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

Fastest flight time

3h 50m

Direct flights

Every day

Airports in Istanbul

2 airports
The fastest flight from London to Istanbul takes 3h 50m
Direct flights go from London to Istanbul every day.
There are 2 airports near Istanbul: Istanbul Sabiha Gokcen (SAW), Istanbul (IST)
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  • How far is London to Istanbul by plane?

    A flight from London to Istanbul will travel around 2496.9 km. In terms of flight time, this usually takes a little over 3h 50m.

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

    Prices for flights from London to Istanbul refresh daily.

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

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

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

    The travel and health documents required for your trip to Istanbul 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 Istanbul. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from London to Istanbul

Compare and see reviews for airlines that fly from London to Istanbul with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom ₹ 15,786Free CancellationRating
6.7
7,457 reviews
Search British Airways flights
Turkish AirlinesPriceFrom ₹ 19,213Free CancellationRating
7.3
4,010 reviews
Search Turkish Airlines flights

Why use momondo?

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

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 Istanbul from London.

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?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Istanbul from London.

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

Yes. momondo can track prices for London to Istanbul 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 Istanbul trip

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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