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$121+ Cheap flights from Heathrow (LHR) to Istanbul (IST)

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 6/16. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — IST
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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The best prices from London Heathrow to Istanbul are usually found in January or November, booked 83 days in advance, depart on a Monday or Thursday 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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$182
(British Airways)

One-way from

$121
(British Airways)

Popular in

August

Cheapest in

January

Average price

$223

Good round-trip deal

$277 or less

Good one-way deal

$155 or less
Provider with most accurate pricing for London Heathrow-Istanbul flight deals.
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Provider most trusted by Cheapflights users for London Heathrow-Istanbul flights.
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From London Heathrow to Istanbul
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One-way flight from London Heathrow to Istanbul
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($81 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from London Heathrow to Istanbul.
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Price to beat on a one-way flight from London Heathrow to Istanbul.
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Find flight deals from Heathrow to Istanbul

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 February 20, 2025.

This British Airways deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/105:55 pmLHR - IST
Nonstop4h 00mBritish Airways
Sat 11/156:25 pmIST - LHR
Nonstop4h 20mBritish Airways
Deal found 2/20$170
This Air France deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/217:35 pmLHR - IST
1 stop5h 35mAir France
Mon 3/245:10 amIST - LHR
1 stop16h 10mAir France
Deal found 2/19$195
This KLM deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/196:30 amLHR - IST
1 stop7h 25mKLM
Sat 3/225:55 pmIST - LHR
1 stop16h 45mKLM
Deal found 2/20$196
This Turkish Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/203:15 pmLHR - IST
Nonstop4h 00mTurkish Airlines
Fri 3/141:20 pmIST - LHR
Nonstop4h 25mTurkish Airlines
Deal found 2/19$211
This Air France deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/65:35 pmLHR - IST
1 stop7h 35mMultiple Airlines
Thu 3/135:55 pmIST - LHR
1 stop16h 45mMultiple Airlines
Deal found 2/20$227
This Mytrip deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/156:30 amLHR - IST
1 stop8h 05mLOT
Mon 3/176:30 pmIST - LHR
1 stop6h 30mLOT
Deal found 2/19$245
This Lufthansa deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/236:30 amLHR - IST
1 stop12h 50mLufthansa
Wed 7/165:55 pmIST - LHR
1 stop6h 15mLufthansa
Deal found 2/19$252
This Aegean Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Aegean Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/124:35 pmLHR - IST
1 stop7h 35mAegean Airlines
Thu 3/1312:00 pmIST - LHR
1 stop8h 55mAegean Airlines
Deal found 2/19$257
This Air Serbia deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Serbia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/191:30 pmLHR - IST
1 stop24h 20mAir Serbia
Fri 5/233:40 pmIST - LHR
1 stop22h 50mAir Serbia
Deal found 2/20$264

Find flights from Heathrow to Istanbul within your budget

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 2,558,603 searches. Data last updated February 20, 2025.

Fly from

Heathrow

Fly to

Istanbul

Route

Depart

Return

Price

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Sat 5/10

6:30 pm-12:20 am

Nonstop3h 50m

Istanbul

Fri 5/16

8:25 pm-10:25 pm

Nonstop4h 00m

$182

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Fri 3/21

7:35 pm-4:10 am

1 stop5h 35m

Istanbul

Mon 3/24

5:10 am-6:20 pm

1 stop16h 10m

$195

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Wed 3/19

6:30 am-4:55 pm

1 stop7h 25m

Istanbul

Sat 3/22

5:55 pm-7:40 am

1 stop16h 45m

$196

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Thu 3/20

11:30 am-6:20 pm

Nonstop3h 50m

Istanbul

Thu 3/27

3:00 pm-4:10 pm

Nonstop4h 10m

$199

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Thu 3/13

6:20 am-4:10 am

1 stop18h 50m

Istanbul

Mon 3/17

5:55 pm-8:50 pm

1 stop5h 55m

$211

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Sat 3/15

6:30 am-5:35 pm

1 stop8h 05m

Istanbul

Mon 3/17

6:30 pm-10:00 pm

1 stop6h 30m

$245

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Mon 6/23

6:30 am-9:20 pm

1 stop12h 50m

Istanbul

Wed 7/16

5:55 pm-10:10 pm

1 stop6h 15m

$252

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Wed 3/12

4:35 pm-3:10 am

1 stop7h 35m

Istanbul

Thu 3/13

12:00 pm-5:55 pm

1 stop8h 55m

$257

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Mon 5/19

1:30 pm-3:50 pm

1 stop24h 20m

Istanbul

Fri 5/23

3:40 pm-12:30 pm

1 stop22h 50m

$264

LondonIstanbul

LHR - IST

LHRIST

London Heathrow

Mon 6/16

6:35 pm-12:25 am

Nonstop3h 50m

$121

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 19 results
1
2

Compare providers for flights from Heathrow to Istanbul

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Heathrow to Istanbul in February.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*2 stars
GotogatePrice Accuracy3 starsTrust Score*3 stars
FlightnetworkPrice Accuracy-Trust Score*3 stars
SmartFaresPrice Accuracy1 starTrust Score*3 stars
business-class.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on London Heathrow Airport-Istanbul Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London Heathrow Airport-Istanbul Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London Heathrow Airport-Istanbul Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London Heathrow Airport-Istanbul Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London Heathrow Airport-Istanbul Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

Travel insights for flights from Heathrow to Istanbul

Get recent, data-driven insights about flights from Heathrow to Istanbul including ideal travel times, pricing trends, and 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 round-trip flight from Heathrow to Istanbul. Price data was last updated on February 14, 2025.

Booking 83 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 $923). Flying from London Heathrow Airport to Istanbul Airport in June is currently the most expensive (average of $1,423). 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 February 20, 2025.

A simple way to save on the total cost of your ticket is to fly from London Heathrow Airport to Istanbul Airport at noon. If you’re flexible enough to do this you can expect to save up to 51% on your trip compared to booking a flight in the evening.

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 February 16, 2025.

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

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 February 20, 2025.

The most flights from LHR to IST are scheduled on a Monday (46 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (29 on average).

Rainfall in Istanbul by month

Plan your trip to Istanbul by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Istanbul Airport ranges from 0.4 - 3.9 inches per month. December is typically the wettest month, when rainfall can reach 3.9 in. July is typically the driest time to visit Istanbul Airport when rainfall is around 0.4 in.

Temperature in Istanbul by month

Plan your trip to Istanbul by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Istanbul Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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 February 20, 2025.
See what other customers who have flown with Aegean Airlines, KLM and LOT from London to Istanbul have to say. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aegean Airlines
8.1
Very good
733 reviews

Crew

8.6

Food

7.3

Comfort

7.8

Overall

8.1

Boarding

7.8

Entertainment

6.9

Reviews

1 / 20

10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Aegean Airlines
8.1
Very good
733 reviews
Aegean Airlines
8.1
Very good
733 reviews

Crew

8.6

Food

7.3

Comfort

7.8

Overall

8.1

Boarding

7.8

Entertainment

6.9

Reviews

1 / 20

10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

KLM
7.8
Good
1,333 reviews
Aegean Airlines
8.1
Very good
733 reviews

Crew

8.6

Food

7.3

Comfort

7.8

Overall

8.1

Boarding

7.8

Entertainment

6.9

Reviews

1 / 20

10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

LOT
7.6
Good
1,080 reviews
Aegean Airlines
8.1
Very good
733 reviews

Crew

8.6

Food

7.3

Comfort

7.8

Overall

8.1

Boarding

7.8

Entertainment

6.9

Reviews

1 / 20

10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Air France
7.4
Good
1,449 reviews
Aegean Airlines
8.1
Very good
733 reviews

Crew

8.6

Food

7.3

Comfort

7.8

Overall

8.1

Boarding

7.8

Entertainment

6.9

Reviews

1 / 20

10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Turkish Airlines
7.3
Good
3,832 reviews
Aegean Airlines
8.1
Very good
733 reviews

Crew

8.6

Food

7.3

Comfort

7.8

Overall

8.1

Boarding

7.8

Entertainment

6.9

Reviews

1 / 20

10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

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.

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

    Cheapflights users have booked flights from London Heathrow Airport to Istanbul Airport round-trip from $182. Other airlines that can offer you cheap pricing are Air France, from $195, and KLM, from $196. British Airways is 37% 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 airlines for a one-way flight from London Heathrow Airport to Istanbul Airport are British Airways ($121), KLM ($122), and Air France ($127).

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from London Heathrow Airport to Istanbul Airport on time: Icelandair (92%), British Airways (86%), 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 $1,365, our data indicates the cheapest price to be $133. The most popular route (London Heathrow - Istanbul), is priced around $195.

  • 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, November is the cheapest month in which you can book a flight from London Heathrow Airport to Istanbul Airport (average of $923). Flying from London Heathrow Airport to Istanbul Airport in June is currently the most expensive (average of $1,423). 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

Traveling to a place near London Heathrow Airport?

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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.
London City to Istanbul flights
Gatwick to Istanbul flights
Heathrow to Sabiha Gokcen flights

Top 4 airlines flying from Heathrow to Istanbul

Discover the top 4 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 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Wizz AirCheapest$68Average$182FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$171Average$270FlexibilityNo cancel feeOn-time70%
LOTCheapest$206Average$280FlexibilityNo cancel feeOn-time81%
Turkish AirlinesCheapest$212Average$315FlexibilityNo cancel feeOn-time77%
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