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€107 Find cheap flights from London to Istanbul

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Heathrow to Istanbul departing on 9/9. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Tue 4/6
Tue 11/6

Search hundreds of travel sites at once for deals on flights to Istanbul

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from London to Istanbul, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from London to Istanbul, as well as popular online travel agencies
In the last 7 days, travellers have searched 42,830,901 times on KAYAK, and here's why:

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Cheap flight deals from Heathrow to Istanbul (LHR-IST)

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Heathrow to Istanbul that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
06:55 - 13:55LHR-IST
4h 00mdirect
14:55 - 16:00IST-LHR
4h 05mdirect
€140British Airways
Find Deal
Mon, 28 Oct - Thu, 7 Nov
18:30 - 00:25LHR-IST
3h 55mdirect
19:55 - 21:55IST-LHR
4h 00mdirect
€178British Airways
Find Deal
Tue, 8 Oct - Tue, 15 Oct
13:30 - 09:40LHR-IST
18h 10m1 stop
16:35 - 12:30IST-LHR
21h 55m1 stop
€212Air Serbia
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Thu, 3 Oct - Mon, 7 Oct
19:00 - 09:50LHR-IST
12h 50m1 stop
15:50 - 21:10IST-LHR
7h 20m1 stop
€234Aegean Airlines
Find Deal
Fri, 27 Sep - Fri, 4 Oct
22:15 - 15:00LHR-IST
14h 45m1 stop
15:50 - 21:10IST-LHR
7h 20m1 stop
€235Aegean Airlines
Find Deal
Thu, 10 Oct - Tue, 15 Oct
18:30 - 00:15LHR-IST
3h 45mdirect
14:55 - 16:50IST-LHR
3h 55mdirect
€236Turkish Airlines
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Tue, 21 May - Thu, 6 Jun
13:30 - 09:40LHR-IST
18h 10m1 stop
14:10 - 18:10IST-LHR
6h 00m1 stop
€253Air Serbia
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Thu, 17 Oct - Sun, 20 Oct
18:30 - 00:15LHR-IST
3h 45mdirect
13:10 - 15:05IST-LHR
3h 55mdirect
€258Turkish Airlines
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Wed, 12 Jun - Tue, 18 Jun
08:30 - 21:20LHR-IST
10h 50m1 stop
14:00 - 20:40IST-LHR
8h 40m1 stop
€263Lufthansa
Find Deal
Fri, 6 Sep - Tue, 10 Sep
09:00 - 21:20LHR-IST
10h 20m2 stops
14:00 - 18:40IST-LHR
6h 40m1 stop
€264Lufthansa
Find Deal
Tue, 17 Sep - Tue, 1 Oct

Flights from Heathrow to Istanbul - Travel Insights & Trends

Get data-powered insights and trends into flights from Heathrow to Istanbul to help you find the cheapest flights, the best time to fly and much more.

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from London Heathrow Airport to Istanbul Airport, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from London Heathrow Airport to Istanbul Airport is June, where tickets cost €181 on average. On the other hand, the most expensive months are August and July, where the average cost of tickets is €396 and €381 respectively.

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

To calculate daily average prices, KAYAK takes all prices for each day before departure over the last year for flights from London Heathrow Airport to Istanbul Airport, removes the top 0.1% to account for outliers, and then takes the average of all the values for each month.
To get a below average price on the flight from London Heathrow Airport to Istanbul Airport, you should book around 5 weeks before departure. For the absolute cheapest price, our data suggests you should book 74 days before departure.

Which airlines provide the cheapest flights from London to Istanbul?

The cheapest price for the route for each airline clicked by KAYAK users in the last 72 hours.
The cheapest return flight ticket from London to Istanbul found by KAYAK users in the last 72 hours was for €140 on British Airways, followed by Air Serbia (€212). One-way flight deals have also been found from as low as €107 on British Airways and from €115 on Air Serbia.

How many flights are there between London Heathrow Airport and Istanbul Airport per day?

Each day, there are between 8 and 10 nonstop flights that take off from London Heathrow Airport and land in Istanbul Airport, with an average flight time of 3h 54m. The most common departure time is 18:00 and most flights take off in the morning. Each week, there are 65 flights. The most frequent day of departure is Saturday, when 15% of all weekly flights depart. The fewest flights depart on a Wednesday.

How long does a flight from London to Istanbul take?

A direct flight to Istanbul will take on average 3h 45m to travel the 4,001 km flying distance from London.

What’s the earliest departure time from London to Istanbul?

Early birds can take the earliest flight from London Heathrow Airport at 06:15 and will be landing in Istanbul Airport at 12:15.

What’s the latest departure time from London to Istanbul?

If you prefer to fly at night, the latest flight from London Heathrow Airport to Istanbul Airport jets off at 22:30 and lands at 04:20.

Good to know

Low season

November

High season

August

Cheapest flight

€107
Best time to beat the crowds (30% less expensive on average)
Most popular time to fly (65% more expensive on average)
Flight from London to Istanbul

When to book flights from Heathrow to Istanbul

Are your dates flexible? Find out the best times to travel from Heathrow to Istanbul based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking London to Istanbul flights

  • What is the cheapest flight from London Heathrow Airport to Istanbul Airport?

    In the last 3 days, the lowest price for a flight from London Heathrow Airport to Istanbul Airport was €115 for a one-way ticket and €151 for a return.

  • Which aircraft models fly most regularly from London to Istanbul?

    The Airbus A321neo is the aircraft model that flies most regularly on the London to Istanbul flight route.

  • Which airline alliances offer flights from London to Istanbul?

    oneworld, and Star Alliance are the airline alliances operating flights between London and Istanbul, with Star Alliance being the most commonly used for this route.

  • On which days can I fly direct from London to Istanbul?

    There are direct flights from London to Istanbul on a daily basis.

  • How does KAYAK find such low prices on flights from London to Istanbul?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from London to Istanbul.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from London to Istanbul?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Istanbul from London is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from London to Istanbul?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Istanbul with an airline and back to London with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from London to Istanbul?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Istanbul from London up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly direct from London Heathrow to Istanbul?

Find which airlines fly direct from Heathrow to Istanbul, which days they fly and book direct flights.

Direct departures

London Heathrow to Istanbul

Monday

Air Canada, American Airlines, Avianca, +8 more

Air Canada, American Airlines, +9 more

Tuesday

Air Canada, American Airlines, Avianca, +8 more

Air Canada, American Airlines, +9 more

Wednesday

Air Canada, American Airlines, Avianca, +8 more

Air Canada, American Airlines, +9 more

Thursday

Air Canada, American Airlines, Avianca, +8 more

Air Canada, American Airlines, +9 more

Friday

Air Canada, American Airlines, Avianca, +8 more

Air Canada, American Airlines, +9 more

Saturday

Air Canada, American Airlines, Avianca, +8 more

Air Canada, American Airlines, +9 more

Sunday

Air Canada, American Airlines, Avianca, +8 more

Air Canada, American Airlines, +9 more

See more direct flights

Direct returns

Istanbul to London Heathrow

Monday

Air Canada, American Airlines, Avianca, +8 more

Air Canada, American Airlines, +9 more

Tuesday

Air Canada, American Airlines, Avianca, +8 more

Air Canada, American Airlines, +9 more

Wednesday

Air Canada, American Airlines, Avianca, +8 more

Air Canada, American Airlines, +9 more

Thursday

Air Canada, American Airlines, Avianca, +8 more

Air Canada, American Airlines, +9 more

Friday

Air Canada, American Airlines, Avianca, +8 more

Air Canada, American Airlines, +9 more

Saturday

Air Canada, American Airlines, Avianca, +8 more

Air Canada, American Airlines, +9 more

Sunday

Air Canada, American Airlines, Avianca, +8 more

Air Canada, American Airlines, +9 more

See more direct flights
See more direct flights

Book cheap flights from London to Istanbul

Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from London to Istanbul found on KAYAK in the last 72 hours.
9/9Mon
directBritish Airways
3h 55mLHR-IST
€107
27/9Fri
directBritish Airways
3h 55mLHR-IST
€110
14/9Sat
1 stopAir Serbia
5h 30mLHR-IST
€115
17/9Tue
1 stopAir Serbia
23h 20mLHR-IST
€116
9/9Mon
1 stopAegean Airlines
9h 35mLHR-IST
€126
28/10Mon
1 stopLufthansa
10h 05mLHR-IST
€139
26/8Mon
1 stopLufthansa
10h 50mLHR-IST
€141
10/6Mon
1 stopAegean Airlines
7h 35mLHR-IST
€151
7/6Fri
directTurkish Airlines
3h 55mLHR-IST
€167
9/8Fri
directTurkish Airlines
3h 50mLHR-IST
€218

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Last minute flights from Heathrow to Istanbul

Last minute flight, train and bus deals

 
These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from London to Istanbul that are departing in the next 10 days.
8/5Wed
directBritish Airways
3h 55mLHR-IST
20/5Mon
directBritish Airways
4h 00mIST-LHR
€222
7/5Tue
directBritish Airways
3h 55mLHR-IST
13/5Mon
directBritish Airways
4h 00mIST-LHR
€242
7/5Tue
multi-stopLufthansa
8h 30mLHR-IST
9/5Thu
multi-stopLufthansa
6h 40mIST-LHR
€393
6/5Mon
multi-stopLufthansa
5h 50mLHR-IST
10/5Fri
multi-stopLufthansa
10h 10mIST-LHR
€413
10/5Fri
multi-stopAegean Airlines
12h 50mLHR-IST
19/5Sun
multi-stopAegean Airlines
11h 35mIST-LHR
€550
7/5Tue
multi-stopAegean Airlines
14h 45mLHR-IST
21/5Tue
multi-stopAegean Airlines
11h 35mIST-LHR
€556
7/5Tue
multi-stopAir Serbia
27h 10mLHR-IST
14/5Tue
multi-stopAir Serbia
36h 30mIST-LHR
€629
7/5Tue
multi-stopAir Algerie
10h 45mLHR-IST
13/5Mon
multi-stopAir Algerie
14h 00mIST-LHR
€669
10/5Fri
multi-stopAir Algerie
10h 45mLHR-IST
12/5Sun
multi-stopAir Algerie
17h 30mIST-LHR
€678
10/5Fri
multi-stopAir Serbia
32h 55mLHR-IST
12/5Sun
multi-stopAir Serbia
24h 20mIST-LHR
€718

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Search by price

London - Istanbul Flights

Departure:

London (LHR)United Kingdom

Destination:

Istanbul (IST)Türkiye

Cabin classes:

€375

Browse origins:

  • Flights » 
  • London » 
  • London Heathrow Airport

Browse destinations:

  • Flights » 
  • Istanbul Airport