Cheap flights from London Heathrow Airport to Istanbul Airport from £69
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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — IST
8 Dec — 15 Dec1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Heathrow to Istanbul are usually found in January or March, booked 52 days in advance, depart on a Tuesday or Monday and return on a Tuesday
Cheap 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 8 November 2025.
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 8 November 2025.
Thu 20/1117:30LHR - IST
Nonstop3h 55mBritish Airways
Sat 29/1118:40IST - LHR
Nonstop4h 15mBritish Airways
Deal found 6/11£123
Tue 25/1106:55LHR - IST
Nonstop3h 55mBritish Airways
Sun 7/1221:20IST - LHR
Nonstop4h 15mBritish Airways
Deal found 7/11£142
Fri 21/1107:00LHR - IST
Nonstop3h 55mBritish Airways
Mon 24/1115:15IST - LHR
Nonstop4h 25mBritish Airways
Deal found 7/11£144
Mon 1/1213:20LHR - IST
1 stop24h 30mMultiple Airlines
Sun 14/1221:20IST - LHR
Nonstop4h 15mMultiple Airlines
Deal found 7/11£146
Tue 25/1117:10LHR - IST
Nonstop3h 55mBritish Airways
Wed 10/1214:45IST - LHR
Nonstop4h 25mBritish Airways
Deal found 7/11£148
Sat 6/1207:00LHR - IST
Nonstop3h 55mBritish Airways
Sat 13/1218:40IST - LHR
Nonstop4h 15mBritish Airways
Deal found 6/11£148
Sat 22/1107:00LHR - IST
Nonstop3h 55mBritish Airways
Sat 29/1118:40IST - LHR
Nonstop4h 15mBritish Airways
Deal found 6/11£150
Wed 12/1119:55LHR - IST
Nonstop3h 55mTurkish Airlines
Wed 19/1114:55IST - LHR
Nonstop4h 10mTurkish Airlines
Deal found 7/11£151
Sat 22/1107:00LHR - IST
Nonstop3h 55mBritish Airways
Tue 25/1118:40IST - LHR
Nonstop4h 15mBritish Airways
Deal found 7/11£152
Fri 28/1107:00LHR - IST
Nonstop3h 55mBritish Airways
Tue 2/1214:55IST - LHR
Nonstop4h 25mBritish Airways
Deal found 6/11£153
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 8 November 2025.
Sat 29/1117:40LHR - IST
Nonstop3h 55mBritish Airways
Tue 2/1214:55IST - LHR
Nonstop4h 25mBritish Airways
Deal found 7/11£154
Wed 26/1106:30LHR - IST
1 stop7h 25mKLM
Mon 1/1217:55IST - LHR
1 stop5h 55mKLM
Deal found 6/11£166
Thu 2/413:30LHR - IST
1 stop12h 05mAir Serbia
Fri 10/415:40IST - LHR
1 stop22h 55mAir Serbia
Deal found 7/11£167
Sat 17/107:00LHR - IST
Nonstop3h 55mBritish Airways
Sat 24/118:40IST - LHR
Nonstop4h 15mBritish Airways
Deal found 6/11£154
Mon 2/317:55LHR - IST
Nonstop3h 55mBritish Airways
Sun 8/308:20IST - LHR
Nonstop4h 30mBritish Airways
Deal found 6/11£160
Thu 26/217:30LHR - IST
Nonstop3h 55mBritish Airways
Sun 1/308:20IST - LHR
Nonstop4h 30mBritish Airways
Deal found 7/11£161
Fri 6/207:00LHR - IST
Nonstop3h 55mBritish Airways
Mon 9/208:15IST - LHR
Nonstop4h 30mBritish Airways
Deal found 7/11£162
Fri 13/307:00LHR - IST
Nonstop3h 55mBritish Airways
Mon 16/318:40IST - LHR
Nonstop4h 15mBritish Airways
Deal found 7/11£164
Thu 20/1117:30LHR - IST
Nonstop3h 55mBritish Airways
Wed 26/1107:35IST - LHR
Nonstop4h 30mBritish Airways
Deal found 7/11£166
Sat 24/107:00LHR - IST
Nonstop3h 55mBritish Airways
Sat 24/118:40IST - LHR
Nonstop4h 15mBritish Airways
Deal found 6/11£173
Tue 9/1206:55LHR - IST
Nonstop3h 55mBritish Airways
Fri 12/1208:10IST - LHR
Nonstop4h 30mBritish Airways
Deal found 7/11£177
Wed 26/1118:05LHR - IST
Nonstop3h 55mBritish Airways
Sun 30/1108:20IST - LHR
Nonstop4h 30mBritish Airways
Deal found 7/11£177
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 8 November 2025.
Thu 20/1117:30LHR - IST
Nonstop3h 55mBritish Airways
Sat 29/1118:40IST - LHR
Nonstop4h 15mBritish Airways
Deal found 6/11£123
Tue 25/1106:55LHR - IST
Nonstop3h 55mBritish Airways
Sun 7/1221:20IST - LHR
Nonstop4h 15mBritish Airways
Deal found 7/11£142
Fri 21/1107:00LHR - IST
Nonstop3h 55mBritish Airways
Mon 24/1115:15IST - LHR
Nonstop4h 25mBritish Airways
Deal found 7/11£144
Tue 25/1117:10LHR - IST
Nonstop3h 55mBritish Airways
Wed 10/1214:45IST - LHR
Nonstop4h 25mBritish Airways
Deal found 7/11£148
Sat 6/1207:00LHR - IST
Nonstop3h 55mBritish Airways
Sat 13/1218:40IST - LHR
Nonstop4h 15mBritish Airways
Deal found 6/11£148
Mon 19/117:55LHR - IST
Nonstop3h 55mBritish Airways
Sun 25/121:20IST - LHR
Nonstop4h 15mBritish Airways
Deal found 7/11£149
Sat 22/1107:00LHR - IST
Nonstop3h 55mBritish Airways
Sat 29/1118:40IST - LHR
Nonstop4h 15mBritish Airways
Deal found 6/11£150
Sat 10/107:00LHR - IST
Nonstop3h 55mBritish Airways
Sat 7/218:40IST - LHR
Nonstop4h 15mBritish Airways
Deal found 8/11£151
Sat 22/1107:00LHR - IST
Nonstop3h 55mBritish Airways
Tue 25/1118:40IST - LHR
Nonstop4h 15mBritish Airways
Deal found 7/11£152
Thu 20/1117:30LHR - IST
Nonstop3h 55mBritish Airways
Mon 24/1115:15IST - LHR
Nonstop4h 25mBritish Airways
Deal found 6/11£153
Fri 5/1207:00LHR - IST
Nonstop3h 55mBritish Airways
Wed 17/1214:45IST - LHR
Nonstop4h 25mBritish Airways
Deal found 7/11£154
Last-minute flights from Heathrow to Istanbul
Discover last-minute flight deals from Heathrow to Istanbul. Data last updated 8 November 2025 and is based on user searches.
Wed 12/1119:55LHR - IST
Nonstop3h 55mTurkish Airlines
Wed 19/1114:55IST - LHR
Nonstop4h 10mTurkish Airlines
Deal found 7/11£151
Thu 20/1117:30LHR - IST
Nonstop3h 55mBritish Airways
Sat 29/1118:40IST - LHR
Nonstop4h 15mBritish Airways
Deal found 6/11£123
Fri 21/1107:00LHR - IST
Nonstop3h 55mBritish Airways
Mon 24/1115:15IST - LHR
Nonstop4h 25mBritish Airways
Deal found 7/11£144
Sat 22/1107:00LHR - IST
Nonstop3h 55mBritish Airways
Sat 29/1118:40IST - LHR
Nonstop4h 15mBritish Airways
Deal found 6/11£150
Sat 22/1107:00LHR - IST
Nonstop3h 55mBritish Airways
Tue 25/1118:40IST - LHR
Nonstop4h 15mBritish Airways
Deal found 7/11£152
Tue 25/1106:55LHR - IST
Nonstop3h 55mBritish Airways
Sun 7/1221:20IST - LHR
Nonstop4h 15mBritish Airways
Deal found 7/11£142
Tue 25/1117:10LHR - IST
Nonstop3h 55mBritish Airways
Wed 10/1214:45IST - LHR
Nonstop4h 25mBritish Airways
Deal found 7/11£148
Fri 28/1107:00LHR - IST
Nonstop3h 55mBritish Airways
Tue 2/1214:55IST - LHR
Nonstop4h 25mBritish Airways
Deal found 6/11£153
Mon 1/1213:20LHR - IST
1 stop24h 30mMultiple Airlines
Sun 14/1221:20IST - LHR
Nonstop4h 15mMultiple Airlines
Deal found 7/11£146
Sat 6/1207:00LHR - IST
Nonstop3h 55mBritish Airways
Sat 13/1218:40IST - LHR
Nonstop4h 15mBritish Airways
Deal found 6/11£148
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 8 November 2025.
Fri 5/1219:00LHR - IST
1 stop18h 00mAegean Airlines
Deal found 6/11£69
Thu 4/1219:00LHR - IST
1 stop23h 00mAegean Airlines
Deal found 6/11£81
Wed 22/413:30LHR - IST
1 stop24h 25mAir Serbia
Deal found 8/11£86
Sun 23/1113:20LHR - IST
1 stop23h 35mAir Serbia
Deal found 6/11£89
Mon 24/1113:20LHR - IST
1 stop24h 30mAir Serbia
Deal found 7/11£91
Sun 5/419:25LHR - IST
1 stop6h 10mAir Serbia
Deal found 6/11£92
Sat 22/1122:15LHR - IST
1 stop9h 20mAegean Airlines
Deal found 6/11£93
Fri 28/1122:15LHR - IST
1 stop14h 45mAegean Airlines
Deal found 6/11£94
Thu 1/106:30LHR - IST
1 stop7h 25mKLM
Deal found 7/11£94
Tue 18/1113:20LHR - IST
1 stop23h 35mAir Serbia
Deal found 7/11£95
Cheapflights Fare Finder
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 858,174 searches. Data last updated 8 November 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
Sat 29/11
17:40-00:35
Nonstop3h 55m
Istanbul
Tue 2/12
14:55-16:20
Nonstop4h 25m
£154
LondonIstanbul
LHR - IST
LHRIST
London Heathrow
Sat 17/1
07:00-13:55
Nonstop3h 55m
Istanbul
Sat 24/1
18:40-19:55
Nonstop4h 15m
£154
LondonIstanbul
LHR - IST
LHRIST
London Heathrow
Mon 2/3
17:55-00:50
Nonstop3h 55m
Istanbul
Sun 8/3
08:20-09:50
Nonstop4h 30m
£160
LondonIstanbul
LHR - IST
LHRIST
London Heathrow
Thu 26/2
17:30-00:25
Nonstop3h 55m
Istanbul
Sun 1/3
08:20-09:50
Nonstop4h 30m
£161
LondonIstanbul
LHR - IST
LHRIST
London Heathrow
Fri 6/2
07:00-13:55
Nonstop3h 55m
Istanbul
Mon 9/2
08:15-09:45
Nonstop4h 30m
£162
LondonIstanbul
LHR - IST
LHRIST
London Heathrow
Fri 13/3
07:00-13:55
Nonstop3h 55m
Istanbul
Mon 16/3
18:40-19:55
Nonstop4h 15m
£164
LondonIstanbul
LHR - IST
LHRIST
London Heathrow
Wed 26/11
06:30-16:55
1 stop7h 25m
Istanbul
Mon 1/12
17:55-20:50
1 stop5h 55m
£166
LondonIstanbul
LHR - IST
LHRIST
London Heathrow
Thu 20/11
17:30-00:25
Nonstop3h 55m
Istanbul
Wed 26/11
07:35-09:05
Nonstop4h 30m
£166
LondonIstanbul
LHR - IST
LHRIST
London Heathrow
Thu 2/4
13:30-03:35
1 stop12h 05m
Istanbul
Fri 10/4
15:40-12:35
1 stop22h 55m
£167
LondonIstanbul
LHR - IST
LHRIST
London Heathrow
Sat 24/1
07:00-13:55
Nonstop3h 55m
Istanbul
Sat 24/1
18:40-19:55
Nonstop4h 15m
£173
Flights are sorted by cheapest return flights first.
Deals found on 6/11
Showing 1-10 of 22 results
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2
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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 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?
Use this chart to determine the optimal time to book a return flight from Heathrow to Istanbul. Price data was last updated on 31 October 2025.
Booking 52 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 £120). Flying from London Heathrow Airport to Istanbul Airport in July is currently the most expensive (average of £182). 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 8 November 2025.
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 6% 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 2 November 2025.
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?
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 8 November 2025.
The most flights from LHR to IST are scheduled on a Thursday (44 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (27 on average).
How often are flights from London to Istanbul delayed?
About 12% of weekly flights between London and Istanbul have experienced delays in the past year, with the average delay time being 133 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 Sunday 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, Icelandair have had the lowest number of delays on this route, with just 4% 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.
Warsaw (WAW) – chosen by Cheapflights users on 38% of one-stop itineraries from London Heathrow Airport to Istanbul Airport on Cheapflights.
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 10m.
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 10m.
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 Copenhagen (CPH) offer the fastest connection on this route, with an average stopover time of 1h 05m.
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 8 November 2025.
Read through reviews of airlines operating flights from London Heathrow Airport to Istanbul Airport, such as LOT, Turkish Airlines, andLufthansa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
The second leg. Very tight seats No WiFi on both flights
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?
British Airways can get you from London Heathrow Airport to Istanbul Airport in just under 3h 55m. Your travel time will be generally consistent. London Heathrow Airport and Istanbul Airport are separated by a distance of 1545 mi. All flights are typically direct.
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 £40. Additional return tickets that might be worth considering are offered by Wizz Air and Pegasus Airlines, with the lowest prices starting at £48 and £70, respectively. Ajet is 82% cheaper than the average price of flights available within the next 90 days to this destination.
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 (88%), American Airlines (84%) and Avianca (84%).
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 £800, our data indicates the cheapest price to be £129. The most popular route (London Heathrow - Istanbul), is priced around £148.
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 £120). Flying from London Heathrow Airport to Istanbul Airport in July is currently the most expensive (average of £182). 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 8 November 2025.
Explore flights to Istanbul departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 8 November 2025.
Browse through other flights departing from Heathrow. Flights are based on user searches made on Cheapflights and were last updated on 8 November 2025.
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 858,174 searches. Data last updated 8 November 2025.
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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