Cheap flights from London Heathrow Airport to Istanbul Airport from £82
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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — IST
19 Sep — 26 Sep1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Heathrow to Istanbul are usually found in November or January, booked 33 days in advance, depart on a Tuesday or Sunday and return on a Tuesday
Cheap flight deals from Heathrow to Istanbul
Enter your travel dates to find the best prices.
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Best
Direct
Last-minute
One-way
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 20 August 2026.
Tue 3/1117:50 -
1 stop6h 00m
Tue 10/1119:05 -
1 stop6h 15m
Deal found 17/8£146
Thu 8/1016:25 -
1 stop7h 40m
Fri 16/1003:45 -
1 stop6h 30m
Deal found 16/8£147
Tue 6/1017:50 -
1 stop6h 15m
Wed 7/1003:45 -
1 stop6h 30m
Deal found 16/8£149
Thu 8/1018:35 -
Nonstop3h 50m
Sat 17/1019:55 -
Nonstop4h 00m
Deal found 16/8£152
Wed 2/917:50 -
1 stop6h 15m
Sat 28/1104:30 -
1 stop8h 55m
Deal found 16/8£153
Thu 8/1017:50 -
1 stop6h 15m
Sun 11/1003:45 -
1 stop6h 30m
Deal found 16/8£155
Tue 17/1117:50 -
1 stop6h 00m
Fri 27/1104:30 -
1 stop6h 35m
Deal found 18/8£156
Tue 13/1017:50 -
1 stop6h 15m
Mon 19/1003:45 -
1 stop8h 10m
Deal found 19/8£158
Best flights from Heathrow to Istanbul
Discover carefully curated flight deals from Heathrow to Istanbul that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 August 2026.
Sat 21/1111:10 -
1 stop12h 40m
Mon 23/1104:30 -
1 stop6h 35m
Deal found 17/8£161
Sun 7/213:20 -
Nonstop4h 00m
Sat 13/214:55 -
Nonstop4h 15m
Deal found 19/8£169
Sun 15/1113:20 -
1 stop12h 20m
Sun 6/1216:40 -
1 stop22h 40m
Deal found 15/8£184
Wed 7/1016:45 -
Nonstop3h 50m
Wed 14/1013:15 -
Nonstop3h 55m
Deal found 19/8£189
Tue 27/1019:30 -
1 stop6h 10m
Fri 30/1005:30 -
1 stop13h 30m
Deal found 17/8£202
Thu 19/1117:30 -
Nonstop3h 55m
Tue 23/207:40 -
Nonstop4h 25m
Deal found 18/8£175
Thu 5/1117:30 -
Nonstop3h 55m
Fri 20/1114:55 -
Nonstop4h 15m
Deal found 18/8£175
Tue 22/922:40 -
Nonstop3h 40m
Sun 27/909:40 -
Nonstop4h 00m
Deal found 17/8£199
Mon 11/107:25 -
Nonstop3h 55m
Thu 21/118:35 -
Nonstop4h 10m
Deal found 20/8£175
Fri 25/918:50 -
Nonstop3h 50m
Tue 29/919:55 -
Nonstop4h 00m
Deal found 15/8£201
Mon 28/913:10 -
Nonstop4h 05m
Tue 29/919:55 -
Nonstop4h 00m
Deal found 15/8£213
Direct flights from Heathrow to Istanbul
Explore direct flight options from Heathrow to Istanbul based on user searches, and compare prices and availability for your desired travel dates. Data last updated 20 August 2026.
Thu 4/210:30 -
Nonstop4h 00m
Thu 11/218:35 -
Nonstop4h 10m
Deal found 19/8£138
Thu 8/1018:35 -
Nonstop3h 50m
Sat 17/1019:55 -
Nonstop4h 00m
Deal found 16/8£152
Thu 15/1018:35 -
Nonstop3h 50m
Sat 17/1018:30 -
Nonstop4h 00m
Deal found 19/8£153
Mon 21/918:35 -
Nonstop3h 50m
Tue 29/917:45 -
Nonstop4h 10m
Deal found 19/8£159
Thu 12/1117:30 -
Nonstop3h 55m
Wed 18/1118:50 -
Nonstop4h 10m
Deal found 17/8£160
Thu 14/117:30 -
Nonstop3h 55m
Thu 21/118:35 -
Nonstop4h 10m
Deal found 16/8£161
Tue 17/1117:10 -
Nonstop3h 55m
Wed 25/1115:00 -
Nonstop4h 15m
Deal found 16/8£161
Fri 20/1118:15 -
Nonstop3h 55m
Sun 22/1121:25 -
Nonstop4h 10m
Deal found 17/8£162
Sun 20/919:05 -
Nonstop3h 50m
Tue 29/917:45 -
Nonstop4h 10m
Deal found 19/8£163
Thu 5/1117:30 -
Nonstop3h 55m
Tue 10/1118:35 -
Nonstop4h 10m
Deal found 17/8£164
Sun 15/1118:15 -
Nonstop3h 55m
Thu 19/1107:40 -
Nonstop4h 25m
Deal found 16/8£164
Last-minute flights from Heathrow to Istanbul
Discover last-minute flight deals from Heathrow to Istanbul. Data last updated 20 August 2026 and is based on user searches.
Wed 26/811:30 -
1 stop7h 45m
Wed 16/917:50 -
1 stop6h 20m
Deal found 19/8£232
Fri 28/806:05 -
Nonstop3h 50m
Fri 16/1020:30 -
Nonstop4h 00m
Deal found 18/8£200
Fri 28/809:30 -
1 stop10h 05m
Thu 15/1003:45 -
1 stop6h 30m
Deal found 18/8£203
Fri 28/809:30 -
1 stop10h 05m
Fri 18/917:50 -
1 stop6h 20m
Deal found 19/8£212
Fri 28/808:30 -
1 stop6h 25m
Wed 16/903:45 -
1 stop6h 30m
Deal found 19/8£224
Fri 28/818:30 -
Nonstop3h 45m
Mon 21/914:50 -
Nonstop3h 50m
Deal found 19/8£230
Sat 29/817:50 -
1 stop6h 15m
Fri 18/917:50 -
1 stop6h 20m
Deal found 19/8£206
Sat 29/819:45 -
1 stop5h 45m
Thu 17/917:20 -
1 stop5h 35m
Deal found 19/8£227
Sat 29/808:30 -
1 stop10h 55m
Fri 18/903:45 -
1 stop6h 30m
Deal found 19/8£231
Sun 30/817:50 -
1 stop6h 15m
Fri 18/917:50 -
1 stop6h 20m
Deal found 15/8£190
Sun 30/811:45 -
1 stop11h 35m
Sat 19/917:20 -
1 stop5h 35m
Deal found 19/8£220
One-way flights from Heathrow to Istanbul
Search for one-way flight options from Heathrow to Istanbul. Find affordable one-way fares based on user searches. Data last updated 20 August 2026.
Thu 8/1018:35 -
Nonstop3h 50m
Deal found 15/8£82
Fri 9/1018:50 -
Nonstop3h 50m
Deal found 15/8£83
Tue 29/915:00 -
1 stop7h 05m
Deal found 17/8£87
Fri 2/1018:50 -
Nonstop3h 50m
Deal found 20/8£89
Thu 3/1206:30 -
1 stop7h 25m
Deal found 19/8£91
Tue 3/1120:25 -
1 stop17h 30m
Deal found 18/8£92
Sat 23/106:30 -
1 stop7h 25m
Deal found 19/8£93
Wed 18/1117:50 -
1 stop20h 05m
Deal found 16/8£94
Sat 26/914:45 -
1 stop8h 35m
Deal found 17/8£96
Thu 8/1008:40 -
1 stop14h 40m
Deal found 16/8£97
Mon 28/914:45 -
1 stop8h 35m
Deal found 16/8£99
Wed 7/1014:45 -
1 stop8h 35m
Deal found 17/8£99
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 20 August 2026.
Customise 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 7,457,451 searches. Data last updated 20 August 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Istanbul Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest return flight
LondonIstanbul
LHR London Heathrow - IST Istanbul
LHRIST
London Heathrow
Sat 21/11
11:10-02:50
1 stop12h 40m
Istanbul
Mon 23/11
04:30-08:05
1 stop6h 35m
£161
LondonIstanbul
LHR London Heathrow - IST Istanbul
LHRIST
London Heathrow
Sun 7/2
13:20-20:20
Nonstop4h 00m
Istanbul
Sat 13/2
14:55-16:10
Nonstop4h 15m
£169
LondonIstanbul
LHR London Heathrow - IST Istanbul
LHRIST
London Heathrow
Thu 19/11
17:30-00:25
Nonstop3h 55m
Istanbul
Tue 23/2
07:40-09:05
Nonstop4h 25m
£175
LondonIstanbul
LHR London Heathrow - IST Istanbul
LHRIST
London Heathrow
Thu 5/11
17:30-00:25
Nonstop3h 55m
Istanbul
Fri 20/11
14:55-16:10
Nonstop4h 15m
£175
LondonIstanbul
LHR London Heathrow - IST Istanbul
LHRIST
London Heathrow
Mon 11/1
07:25-14:20
Nonstop3h 55m
Istanbul
Thu 21/1
18:35-19:45
Nonstop4h 10m
£175
LondonIstanbul
LHR London Heathrow - IST Istanbul
LHRIST
London Heathrow
Sun 15/11
13:20-04:40
1 stop12h 20m
Istanbul
Sun 6/12
16:40-12:20
1 stop22h 40m
£184
LondonIstanbul
LHR London Heathrow - IST Istanbul
LHRIST
London Heathrow
Wed 7/10
16:45-22:35
Nonstop3h 50m
Istanbul
Wed 14/10
13:15-15:10
Nonstop3h 55m
£189
Fastest return journey
LondonIstanbul
LHR London Heathrow - IST Istanbul
LHRIST
London Heathrow
Tue 22/9
22:40-04:20
Nonstop3h 40m
Istanbul
Sun 27/9
09:40-11:40
Nonstop4h 00m
£199
LondonIstanbul
LHR London Heathrow - IST Istanbul
LHRIST
London Heathrow
Fri 25/9
18:50-00:40
Nonstop3h 50m
Istanbul
Tue 29/9
19:55-21:55
Nonstop4h 00m
£201
LondonIstanbul
LHR London Heathrow - IST Istanbul
LHRIST
London Heathrow
Tue 27/10
19:30-04:40
1 stop6h 10m
Istanbul
Fri 30/10
05:30-16:00
1 stop13h 30m
£202
Flights are sorted by cheapest return flights first.
Deals found on 16/8
Showing 1-10 of 22 resultsSorted by cheapest first
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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.
LHR-IST
Estimated return 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
Prices
Airlines
Delays
More
How far ahead should I book a flight from London Heathrow Airport to Istanbul Airport?
Booking 32 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, November is the cheapest month in which you can book a flight from London Heathrow Airport to Istanbul Airport (average of £182). Flying from London Heathrow Airport to Istanbul Airport in July is currently the most expensive (average of £344). 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 20 August 2026.
A simple way to save on the total cost of your ticket is to fly from London Heathrow Airport to Istanbul Airport in the evening. If you’re flexible enough to do this you can expect to save up to 20% on your trip compared to booking a flight in the afternoon.
What is the cheapest day to fly from London Heathrow Airport to Istanbul Airport?
Use this chart to determine the cheapest time to fly return from Heathrow to Istanbul. Price data was last updated on 15 August 2026.
Travellers seeking maximum savings on their London Heathrow Airport to Istanbul Airport flight should consider departing on Friday at midday when fares are most often at their lowest. Tuesday at midday flights should be avoided if possible as fares are typically the most expensive at this time.
How much does it cost for a return flight from London Heathrow Airport to Istanbul Airport?
Airfare is below average for this route at the moment.
London Heathrow Airport to Istanbul Airport flights typically cost between £224 and £309 in February.The cheapest return price found within the last 5 days was £138 on British Airways (4 Feb–11 Feb).
Weekly flight availability from London Heathrow Airport to Istanbul Airport
Explore weekly flight availability from Heathrow to Istanbul. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 20 August 2026.
The most flights from LHR to IST are scheduled on a Wednesday (40 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (9 on average).
How often are flights from London to Istanbul delayed?
About 9% of weekly flights between London and Istanbul have experienced delays in the past year, with the average delay time being 126 minutes.
What is the most punctual flight time for London to Istanbul flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on London to Istanbul flights?
Over the past year, Turkish Airlines have had the lowest number of delays on this route, with just 9% of flights being delayed.
What’s the top stopover airport for flights from London Heathrow Airport to Istanbul Airport?
Share of one-stop return flights from London Heathrow Airport to Istanbul Airport chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Munich (MUC) – chosen by Cheapflights users on 25% of one-stop itineraries from London Heathrow Airport to Istanbul Airport on Cheapflights.
What’s the cheapest stopover airport for flights from London Heathrow Airport to Istanbul Airport?
Average return fare for one-stop flights from London Heathrow Airport to Istanbul Airport, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Belgrade (BEG) is the most affordable one-stop option, with an average return flight price of £185.
What’s the fastest stopover option from London Heathrow Airport to Istanbul Airport?
Shortest average travel time for one-stop one-way flights from London Heathrow Airport to Istanbul Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Copenhagen (CPH) have the shortest average one-way travel time for one-stop routes: 6h 57m.
Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Istanbul Airport?
Average stopover duration for one-stop one-way flights from London Heathrow Airport to Istanbul Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Paris (CDG) offer the fastest connection on this route, with an average stopover time of 1h 41m.
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 20 August 2026.
Read through reviews of airlines operating flights from London Heathrow Airport to Istanbul Airport, such as KLM,Turkish Airlines, andLufthansa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.
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?
Lufthansa and British Airways can get you from London Heathrow Airport to Istanbul Airport in just under 4h. Your travel time can differ by up to 8h 40m. London Heathrow Airport and Istanbul Airport are separated by a distance of 1545 mi. This flight may include one or multiple stops.
What are the cheapest airlines flying from London Heathrow Airport to Istanbul Airport round-trip?
Flying on Ajet is currently your cheapest option to Istanbul Airport, with prices starting at £37. Additional return tickets that might be worth considering are offered by Pegasus Airlines and Wizz Air, with the lowest prices starting at £40 and £54, respectively. Ajet is 84% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from London Heathrow Airport to Istanbul Airport one-way?
The cheapest airline one-way is Wizz Air, with whom users have recently found tickets for as low as £31. However, be on the lookout for offers from Ajet and Air Serbia, as they are both options that can get you from London Heathrow Airport to Istanbul Airport for a low price.
What are the most reliable airlines from London Heathrow Airport to Istanbul Airport?
The top 3 most reliable airlines when flying from London Heathrow Airport to Istanbul Airport are Icelandair (85%), British Airways (83%) and American Airlines (81%).
What are the cheapest flights from London Heathrow Airport to Istanbul Airport?
Looking for the cheapest flight from London Heathrow Airport to Istanbul Airport? While on average our users pay £1,317, our data indicates the cheapest price to be £144. The most popular route (London Heathrow - Istanbul), is priced around £159.
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, November is the cheapest month in which you can book a flight from London Heathrow Airport to Istanbul Airport (average of £182). Flying from London Heathrow Airport to Istanbul Airport in July is currently the most expensive (average of £344). 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.
Book flights to Istanbul Airport if you plan to visit one of these locations
Yalova
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Fly from Heathrow to Istanbul on these airlines
Choose from the following airlines for your flight from Heathrow to Istanbul. Flights are based on user searches made on Cheapflights and were last updated on 20 August 2026.
Explore flights to Istanbul departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 20 August 2026.
Discover the top 10 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 7,457,451 searches. Data last updated 20 August 2026.
Find the best flight deals on Cheapflights, where travellers 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?
Deals for Heathrow to Istanbul flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
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?
Yes, we can. To see specific flights from Heathrow to Istanbul with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Can Cheapflights notify me if prices for flights from Heathrow to Istanbul become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Istanbul from Heathrow today and book when prices fit your budget.
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