LHR - IST

€117 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 5/5. 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.
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KAYAK searches hundreds of travel sites at once for deals on flights to Istanbul Airport

 
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
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Cheap Flight Deals from London to Istanbul (LHR-IST)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from London 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.

Recent return flight deals from Heathrow to Istanbul

KAYAK's recommended return flight deals from the most popular airlines that fly from Heathrow to Istanbul.
Discover the best prices for you by selecting your travel dates on KAYAK.
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18:50 - 00:40LHR-IST
3h 50mdirect
20:25 - 22:25IST-LHR
4h 00mdirect
€177British Airways
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Fri, 16 May - Fri, 23 May
18:35 - 00:30LHR-IST
3h 55mdirect
17:35 - 19:35IST-LHR
4h 00mdirect
€190British Airways
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Tue, 24 Jun - Wed, 2 Jul
18:00 - 23:55LHR-IST
3h 55mdirect
20:30 - 22:25IST-LHR
3h 55mdirect
€197Turkish Airlines
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Thu, 8 May - Thu, 15 May
17:35 - 03:25LHR-IST
7h 50m1 stop
17:05 - 10:45IST-LHR
19h 40m1 stop
€202
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Sat, 10 May - Mon, 19 May
22:25 - 04:15LHR-IST
3h 50mdirect
20:30 - 22:25IST-LHR
3h 55mdirect
€203Turkish Airlines
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Thu, 8 May - Thu, 15 May
19:25 - 03:30LHR-IST
6h 05m1 stop
16:35 - 12:30IST-LHR
21h 55m1 stop
€215Air Serbia
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Sun, 21 Sep - Thu, 2 Oct
06:30 - 21:20LHR-IST
12h 50m1 stop
17:55 - 22:10IST-LHR
6h 15m1 stop
€236Lufthansa
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Sun, 15 Jun - Wed, 9 Jul
17:35 - 03:25LHR-IST
7h 50m1 stop
14:45 - 16:40IST-LHR
3h 55mdirect
€249
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Sat, 10 May - Mon, 19 May
08:30 - 21:20LHR-IST
10h 50m1 stop
17:55 - 22:10IST-LHR
6h 15m1 stop
€251Lufthansa
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Tue, 22 Apr - Tue, 29 Apr
19:55 - 03:30LHR-IST
5h 35m1 stop
04:30 - 12:30IST-LHR
10h 00m1 stop
€281Air Serbia
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Sat, 10 May - Mon, 19 May

KAYAK's insights & trends for Heathrow to Istanbul flights

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 round-trip 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 January, where tickets cost €190 (return) on average. On the other hand, the most expensive months are August and July, where the average cost of round-trip tickets is €403 and €373 respectively.

Can I save money by flying with a stopover from London Heathrow Airport to Istanbul Airport?

The average return price for all direct flights, flights with one stopover, and flights with two stopovers for the route found by users searching on KAYAK in the last 2 weeks.
No, with an average price for the route of €964, prices are generally cheapest when you fly direct.

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

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip 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 week.
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 14 weeks before departure.

Good to know

Low season

January

High season

July

Cheapest flight

€117
Best time to beat the crowds (30% less expensive on average)
Most popular time to fly (38% 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.

Flights from Heathrow to Istanbul: the best tips from KAYAK users' own experiences

Insights shared by verified travellers who flew the route from Heathrow to Istanbul 
HUGOFlew with British AirwaysMar 2024
Do not rush through immigration because the language takes forever
LeaFlew with British AirwaysJan 2024
Put all toiletries in your suitcase below plan. London security is super strict about how many toiletries and their size
BenjaminFlew with Turkish AirlinesDec 2023
Istanbul Airport seams very nice. Wish I had more time to explore.

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 €127 for a one-way ticket and €192 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 London Heathrow Airport to Istanbul Airport, which days they fly and book direct flights.

Direct departures

London Heathrow to Istanbul

Monday

Air Canada, American Airlines, Avianca, +10 more

Air Canada, American Airlines, +11 more

Tuesday

Air Canada, American Airlines, Avianca, +10 more

Air Canada, American Airlines, +11 more

Wednesday

Air Canada, American Airlines, Avianca, +10 more

Air Canada, American Airlines, +11 more

Thursday

Air Canada, American Airlines, Avianca, +10 more

Air Canada, American Airlines, +11 more

Friday

Air Canada, American Airlines, Avianca, +10 more

Air Canada, American Airlines, +11 more

Saturday

Air Canada, American Airlines, Avianca, +10 more

Air Canada, American Airlines, +11 more

Sunday

Air Canada, American Airlines, Avianca, +10 more

Air Canada, American Airlines, +11 more

See more direct flights

Direct returns

Istanbul to London Heathrow

Monday

Air Canada, American Airlines, Avianca, +9 more

Air Canada, American Airlines, +10 more

Tuesday

Air Canada, American Airlines, Avianca, +9 more

Air Canada, American Airlines, +10 more

Wednesday

Air Canada, American Airlines, Avianca, +9 more

Air Canada, American Airlines, +10 more

Thursday

Air Canada, American Airlines, Avianca, +9 more

Air Canada, American Airlines, +10 more

Friday

Air Canada, American Airlines, Avianca, +9 more

Air Canada, American Airlines, +10 more

Saturday

Air Canada, American Airlines, Avianca, +9 more

Air Canada, American Airlines, +10 more

Sunday

Air Canada, American Airlines, Avianca, +9 more

Air Canada, American Airlines, +10 more

See more direct flights
See more direct flights

Everything you need to know for your flight from Heathrow to Istanbul

Information on your arrival and departure airports

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