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Cheap flights from London Heathrow Airport to Istanbul Airport from C$ 167

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/2. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — IST
11 Jan — 18 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from London Heathrow to Istanbul are usually found in January or March, booked 54 days in advance, depart on a Monday or Saturday and return on a Tuesday

Cheap flight deals from Heathrow to Istanbul

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Istanbul
Explore the most affordable flight options available from Heathrow to Istanbul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 December 2025.

Sun 14/128:30 p.m.LHR - IST
1 stop11h 05mMultiple Airlines
Sat 20/126:40 p.m.IST - LHR
Nonstop4h 15mMultiple Airlines
Deal found 11/12C$ 415
Sun 14/128:30 p.m.LHR - IST
1 stop11h 05mKM Malta Airlines
Sun 21/1211:35 a.m.IST - LHR
1 stop10h 50mKM Malta Airlines
Deal found 11/12C$ 437
Mon 29/125:45 p.m.LHR - IST
Nonstop3h 50mTurkish Airlines
Fri 9/19:25 p.m.IST - LHR
Nonstop4h 00mTurkish Airlines
Deal found 10/12C$ 465
Sun 28/128:30 p.m.LHR - IST
1 stop11h 05mKM Malta Airlines
Tue 30/1211:35 a.m.IST - LHR
1 stop25h 50mKM Malta Airlines
Deal found 11/12C$ 472
Wed 31/125:45 p.m.LHR - IST
Nonstop3h 50mTurkish Airlines
Thu 8/13:10 p.m.IST - LHR
Nonstop4h 00mTurkish Airlines
Deal found 9/12C$ 501
Thu 11/128:30 p.m.LHR - IST
1 stop11h 05mMultiple Airlines
Fri 12/129:25 p.m.IST - LHR
Nonstop4h 00mMultiple Airlines
Deal found 11/12C$ 534
Thu 25/125:45 p.m.LHR - IST
Nonstop3h 50mTurkish Airlines
Fri 30/11:40 p.m.IST - LHR
Nonstop4h 05mTurkish Airlines
Deal found 10/12C$ 536
Sun 28/126:15 p.m.LHR - IST
Nonstop3h 55mBritish Airways
Mon 29/128:15 a.m.IST - LHR
Nonstop4h 30mBritish Airways
Deal found 10/12C$ 545
Wed 10/128:30 a.m.LHR - IST
1 stop6h 15mLufthansa
Sun 14/126:30 a.m.IST - LHR
1 stop12h 20mLufthansa
Deal found 10/12C$ 546
Thu 11/126:35 a.m.LHR - IST
2 stops8h 30mLufthansa
Thu 18/126:30 a.m.IST - LHR
1 stop7h 15mLufthansa
Deal found 10/12C$ 550
Thu 11/126:30 a.m.LHR - IST
1 stop13h 15mLufthansa
Tue 23/126:30 a.m.IST - LHR
1 stop6h 15mLufthansa
Deal found 9/12C$ 552

Find flight deals from Heathrow to Istanbul

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Istanbul (IST). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 12 December 2025.

Round-trip from

C$ 274

One-way from

C$ 167

Popular in

July

Cheapest in

January

Average price

C$ 528

Good round-trip deal

C$ 489 or less

Good one-way deal

C$ 301 or less
Turkish Airlines
  • Turkish Airlines
  • 6/2-9/2
  • Nonstop
  • 7h 50m total
  • London to Istanbul
Search Deals
Air Serbia
  • Air Serbia
  • 4/2
  • 1 total stop
  • 11h 50m total
  • London to Istanbul
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (C$ 144 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from London Heathrow to Istanbul.
Search Deals
Price to beat on a one-way flight from London Heathrow to Istanbul.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Heathrow 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, Cheapflights users made 629,999 searches. Data last updated 12 December 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Istanbul Airport that are best for you.

Fly from

Heathrow

Fly to

Istanbul

Route

Depart

Return

Price

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Wed 11/2

6:05 p.m.-1:00 a.m.

Nonstop3h 55m

Istanbul

Wed 25/2

2:45 p.m.-4:10 p.m.

Nonstop4h 25m

C$ 283

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Sat 28/2

7:00 a.m.-1:55 p.m.

Nonstop3h 55m

Istanbul

Wed 4/3

7:35 a.m.-9:05 a.m.

Nonstop4h 30m

C$ 283

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Thu 15/1

5:30 p.m.-12:25 a.m.

Nonstop3h 55m

Istanbul

Thu 12/2

6:40 p.m.-7:55 p.m.

Nonstop4h 15m

C$ 294

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Tue 10/3

10:35 p.m.-5:25 a.m.

Nonstop3h 50m

Istanbul

Tue 17/3

1:50 p.m.-2:55 p.m.

Nonstop4h 05m

C$ 298

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Mon 2/3

7:25 a.m.-2:20 p.m.

Nonstop3h 55m

Istanbul

Sun 8/3

6:40 p.m.-7:55 p.m.

Nonstop4h 15m

C$ 302

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Fri 6/3

6:30 a.m.-4:55 p.m.

1 stop7h 25m

Istanbul

Wed 11/3

5:55 p.m.-8:50 p.m.

1 stop5h 55m

C$ 306

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Sat 11/4

7:55 p.m.-3:35 a.m.

1 stop5h 40m

Istanbul

Mon 27/4

4:35 p.m.-12:35 p.m.

1 stop22h 00m

C$ 308

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Mon 6/4

1:30 p.m.-3:35 a.m.

1 stop12h 05m

Istanbul

Sat 11/4

4:20 a.m.-7:10 p.m.

1 stop16h 50m

C$ 308

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Sat 4/4

7:55 p.m.-3:35 a.m.

1 stop5h 40m

Istanbul

Sat 11/4

4:20 a.m.-7:10 p.m.

1 stop16h 50m

C$ 308

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Fri 10/4

1:30 p.m.-3:35 a.m.

1 stop12h 05m

Istanbul

Sun 12/4

4:20 a.m.-12:35 p.m.

1 stop10h 15m

C$ 308

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/12

Showing 1-10 of 22 results
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Best time to book a flight from Heathrow to Istanbul

Have a flexible travel schedule? Discover the best time to fly to Istanbul from Heathrow with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Istanbul Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Heathrow to Istanbul. Price data was last updated on 5 December 2025.

Booking 54 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Istanbul Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from London Heathrow Airport to Istanbul Airport?

Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to Istanbul Airport (average of C$ 219). Flying from London Heathrow Airport to Istanbul Airport in July is currently the most expensive (average of C$ 331). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LHR to IST?

Find hourly flight availability from Heathrow to Istanbul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 December 2025.

One of the essential ways to save on airfare from London Heathrow Airport to Istanbul Airport is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 45% on airfare.

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

Use this chart to determine the cheapest time to fly round-trip from Heathrow to Istanbul. Price data was last updated on 6 December 2025.

Travelers seeking maximum savings on their London Heathrow Airport to Istanbul Airport flight should consider departing on Sunday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Istanbul

Get insights into the airlines that provide service to Istanbul. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Istanbul. Reviews last updated 12 December 2025.
Read through reviews of airlines operating flights from London Heathrow Airport to Istanbul Airport, such as Turkish Airlines and British Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Turkish Airlines
7.3
Good
4,089 reviews
Check prices

Comfort

7.3

Crew

7.8

Overall

7.3

Entertainment

7.4

Food

7.4

Boarding

7.3

Reviews

1 / 20
6.0
Good

Chandra,Nov 2025

ATL - IST

TV was not available in Indigo from Istanbul to Delhi. Seat was not moving back. It was jammed.
Turkish Airlines
7.3
Good
4,089 reviews
Turkish Airlines
7.3
Good
4,089 reviews
Check prices

Comfort

7.3

Crew

7.8

Overall

7.3

Entertainment

7.4

Food

7.4

Boarding

7.3

Reviews

1 / 20
6.0
Good

Chandra,Nov 2025

ATL - IST

TV was not available in Indigo from Istanbul to Delhi. Seat was not moving back. It was jammed.
British Airways
6.7
Okay
7,571 reviews
Turkish Airlines
7.3
Good
4,089 reviews
Check prices

Comfort

7.3

Crew

7.8

Overall

7.3

Entertainment

7.4

Food

7.4

Boarding

7.3

Reviews

1 / 20
6.0
Good

Chandra,Nov 2025

ATL - IST

TV was not available in Indigo from Istanbul to Delhi. Seat was not moving back. It was jammed.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Istanbul. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from London Heathrow Airport to Istanbul Airport?

    A quick flight from London Heathrow Airport to Istanbul Airport can take about 3h 50m. British Airways provides one of the quickest options available for as low as C$ 298. The distance from London Heathrow Airport to Istanbul Airport is about 2486 km. All flights are typically direct.

  • What are the cheapest airlines flying from London Heathrow Airport to Istanbul Airport round-trip?

    British Airways, at C$ 257, was found to be the cheapest airline from London Heathrow Airport to Istanbul Airport. An alternate airline flying to your destination would be Turkish Airlines. These flights start at 37% lower than the current average price 3 months from now.

  • What are the most reliable airlines from London Heathrow Airport to Istanbul Airport?

    Before booking your flight to Istanbul Airport from London Heathrow Airport, check out the most reliable airlines to get you to your destination on time: Icelandair (93%), Avianca (91%), British Airways( 85%).

  • What are the cheapest flights from London Heathrow Airport to Istanbul Airport?

    Looking at all options, your cheapest flight can be booked for C$ 207. While the most popular route (London Heathrow - Istanbul) can be booked for C$ 901 on average, our data indicates C$ 489 when flying from London Heathrow Airport to Istanbul Airport.

  • Can I find deals for flights from Heathrow to Istanbul that include hotel bookings?

    Yes. In addition to deals on Heathrow to Istanbul flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Istanbul?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Istanbul.

  • Can I find deals for business class flights from Heathrow to Istanbul?

    Yes. Cheapflights offers flight deals from Heathrow to Istanbul by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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

    Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to Istanbul Airport (average of C$ 219). Flying from London Heathrow Airport to Istanbul Airport in July is currently the most expensive (average of C$ 331). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Istanbul Airport?

Book flights to Istanbul Airport if you plan to visit one of these locations
Yalova

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Alternative routes for Heathrow to Istanbul

See prices for flight routes from nearby airports that may be better suited for you.
Gatwick to Istanbul flights

Top 2 airlines flying from Heathrow to Istanbul

Discover the top 2 airlines that operate flights from Heathrow to Istanbul. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 12 December 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapestC$ 257AverageC$ 317FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Turkish AirlinesCheapestC$ 279AverageC$ 326FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Heathrow to Istanbul?

When you search for this flight from Heathrow to Istanbul, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Istanbul?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow to Istanbul for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Heathrow to Istanbul with no change fees?

Certainly. Search results for flights to Istanbul from Heathrow shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Heathrow to Istanbul become cheaper?

Yes! Start tracking prices for Heathrow to Istanbul flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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