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$67+ Cheap flights from Istanbul (IST) to Heathrow (LHR)

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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
IST — LHR
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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The best prices from Istanbul to London Heathrow are usually found in March or December, booked 87 days in advance, depart on a Tuesday or Friday and return on a Monday

Cheap flight deals from Istanbul to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Istanbul (IST) to Heathrow (LHR). 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

$190
(British Airways)

One-way from

$67
(British Airways)

Popular in

August

Cheapest in

March

Average price

$228

Good round-trip deal

$533 or less

Good one-way deal

$359 or less
Provider with most accurate pricing for Istanbul-London Heathrow flight deals.
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Provider most trusted by Cheapflights users for Istanbul-London Heathrow flights.
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From Istanbul to London Heathrow
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One-way flight from Istanbul to London Heathrow
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($66 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($11 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 Istanbul to London Heathrow.
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Price to beat on a one-way flight from Istanbul to London Heathrow.
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Find flight deals from Istanbul to Heathrow

Cheapest flights from Istanbul to Heathrow
Explore the most affordable flight options available from Istanbul to Heathrow. 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 2/19. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/168:25 pmIST - LHR
Nonstop4h 00mBritish Airways
Mon 5/191:20 pmLHR - IST
Nonstop3h 55mBritish Airways
Deal found 2/19$190
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.
Sat 3/225:10 amIST - LHR
1 stop14h 25mMultiple Airlines
Thu 3/276:30 amLHR - IST
1 stop7h 25mMultiple Airlines
Deal found 2/20$204
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.
Thu 3/205:55 pmIST - LHR
1 stop16h 45mKLM
Thu 3/276:30 amLHR - IST
1 stop7h 25mKLM
Deal found 2/20$209
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.
Sat 3/225:10 amIST - LHR
1 stop14h 25mAir France
Sat 3/227:35 pmLHR - IST
1 stop5h 35mAir France
Deal found 2/20$212
This Air Serbia deal was found by Cheapflights users on 2/18. 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.
Sun 10/54:30 amIST - LHR
1 stop16h 35mAir Serbia
Sun 10/121:30 pmLHR - IST
1 stop12h 00mAir Serbia
Deal found 2/18$215
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/217:00 pmIST - LHR
1 stop6h 15mLufthansa
Fri 3/2811:30 amLHR - IST
1 stop8h 15mLufthansa
Deal found 2/19$240
This Booking.com 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1212:00 pmIST - LHR
1 stop8h 55mAegean Airlines
Thu 3/134:35 pmLHR - IST
1 stop7h 35mAegean Airlines
Deal found 2/19$252
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/251:45 pmIST - LHR
Nonstop4h 10mTurkish Airlines
Fri 3/284:45 pmLHR - IST
Nonstop4h 00mTurkish Airlines
Deal found 2/19$260
This Booking.com 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/307:00 amIST - LHR
1 stop12h 20mLOT
Tue 4/16:10 pmLHR - IST
1 stop20h 30mLOT
Deal found 2/19$292

Find flights from Istanbul to Heathrow within your budget

Customize your flight search to find flights from Istanbul to Heathrow 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

Istanbul

Fly to

Heathrow

Route

Depart

Return

Price

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Fri 5/16

8:25 pm-10:25 pm

Nonstop4h 00m

London Heathrow

Mon 5/19

1:20 pm-7:15 pm

Nonstop3h 55m

$190

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Sat 3/22

5:10 am-4:35 pm

1 stop14h 25m

London Heathrow

Thu 3/27

6:30 am-4:55 pm

1 stop7h 25m

$204

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Thu 3/20

5:55 pm-7:40 am

1 stop16h 45m

London Heathrow

Thu 3/27

6:30 am-4:55 pm

1 stop7h 25m

$209

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Sat 3/22

5:10 am-4:35 pm

1 stop14h 25m

London Heathrow

Sat 3/22

7:35 pm-4:10 am

1 stop5h 35m

$212

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Fri 3/21

7:00 pm-10:15 pm

1 stop6h 15m

London Heathrow

Fri 3/28

11:30 am-10:45 pm

1 stop8h 15m

$240

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Tue 4/1

4:30 am-12:30 pm

1 stop10h 00m

London Heathrow

Wed 4/30

1:30 pm-3:30 am

1 stop12h 00m

$247

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Wed 3/12

12:00 pm-5:55 pm

1 stop8h 55m

London Heathrow

Thu 3/13

4:35 pm-3:10 am

1 stop7h 35m

$252

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Tue 3/25

1:45 pm-2:55 pm

Nonstop4h 10m

London Heathrow

Fri 3/28

4:45 pm-11:45 pm

Nonstop4h 00m

$260

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Sun 3/30

7:00 am-5:20 pm

1 stop12h 20m

London Heathrow

Tue 4/1

6:10 pm-4:40 pm

1 stop20h 30m

$292

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Fri 5/2

8:25 pm-10:25 pm

Nonstop4h 00m

$67

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 20 results
1
2

Compare providers for flights from Istanbul to Heathrow

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 Istanbul to Heathrow in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
OneTravelPrice Accuracy2 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy3 starsTrust Score*3 stars
SmartFaresPrice Accuracy1 starTrust 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 Istanbul Airport-London Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Istanbul Airport-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Istanbul Airport-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Istanbul Airport-London Heathrow 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 Istanbul Airport-London Heathrow 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 Istanbul to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Istanbul 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 Istanbul to Heathrow

Get recent, data-driven insights about flights from Istanbul to Heathrow including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Istanbul to Heathrow. Price data was last updated on February 14, 2025.

The best time to book flights from Istanbul Airport to London Heathrow Airport is 87 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, November is the cheapest month in which you can book a flight from Istanbul Airport to London Heathrow Airport (average of $661). Flying from Istanbul Airport to London Heathrow Airport in June is currently the most expensive (average of $1,136). 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 IST to LHR?

Find hourly flight availability from Istanbul to Heathrow. 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 Istanbul Airport to London Heathrow Airport at noon. If you’re flexible enough to do this you can expect to save up to 9% on your trip compared to booking a flight in the morning.

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

Use this chart to determine the cheapest time to fly round-trip from Istanbul to Heathrow. Price data was last updated on February 16, 2025.

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

Weekly flight availability from Istanbul Airport to London Heathrow Airport

Explore weekly flight availability from Istanbul to Heathrow. 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 IST to LHR are scheduled on a Thursday (51 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (32 on average).

Rainfall in Heathrow by month

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

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

Temperature in Heathrow by month

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

If weather is an important factor for your trip to London Heathrow 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated February 20, 2025.
Get a feel of what it's like to fly with Aegean Airlines, KLM and LOT from Istanbul to London by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aegean Airlines
8.1
Very good
733 reviews

Boarding

7.8

Comfort

7.8

Food

7.3

Entertainment

6.9

Overall

8.1

Crew

8.6

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

Boarding

7.8

Comfort

7.8

Food

7.3

Entertainment

6.9

Overall

8.1

Crew

8.6

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

Boarding

7.8

Comfort

7.8

Food

7.3

Entertainment

6.9

Overall

8.1

Crew

8.6

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
1,078 reviews
Aegean Airlines
8.1
Very good
733 reviews

Boarding

7.8

Comfort

7.8

Food

7.3

Entertainment

6.9

Overall

8.1

Crew

8.6

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
1,452 reviews
Aegean Airlines
8.1
Very good
733 reviews

Boarding

7.8

Comfort

7.8

Food

7.3

Entertainment

6.9

Overall

8.1

Crew

8.6

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
3,835 reviews
Aegean Airlines
8.1
Very good
733 reviews

Boarding

7.8

Comfort

7.8

Food

7.3

Entertainment

6.9

Overall

8.1

Crew

8.6

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 Istanbul to Heathrow. 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 Istanbul Airport to London Heathrow Airport round-trip?

    British Airways, at $190, was found to be the cheapest airline from Istanbul Airport to London Heathrow Airport.Alternate airlines to your destination round-trip include KLM and Air France. British Airways is priced at 31% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Istanbul Airport to London Heathrow Airport one-way?

    To fly one-way, consider booking your trip with British Airways, which is currently one of the cheapest options available, starting at $67. KLM flights start at $103 while deals on Aegean Airlines start at $111 one-way.

  • What are the most reliable airlines from Istanbul Airport to London Heathrow 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 Istanbul Airport to London Heathrow Airport on time: RwandAir (85%), American Airlines (83%), British Airways (82%).

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

    Looking for the cheapest flight from Istanbul Airport to London Heathrow Airport? While on average our users pay $2,497, our data indicates the cheapest price to be $112. The most popular route (Istanbul - London Heathrow), is priced around $201.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Istanbul to Heathrow 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 Istanbul Airport to London Heathrow Airport?

    Currently, November is the cheapest month in which you can book a flight from Istanbul Airport to London Heathrow Airport (average of $661). Flying from Istanbul Airport to London Heathrow Airport in June is currently the most expensive (average of $1,136). 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 Istanbul Airport?

Book flights to Istanbul Airport if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Harrow
Luton
Wembley
Horley
Canterbury
Northampton
Gatwick
Milton Keynes
Dover
Orpington
Watford
Stratford-upon-Avon
Croydon
Borehamwood
Bromley
Folkestone
Ilford

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Istanbul to Heathrow

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

Top 3 airlines flying from Istanbul to Heathrow

Discover the top 3 airlines that operate flights from Istanbul to Heathrow. 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$100Average$228FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$174Average$264FlexibilityNo cancel feeOn-time70%
Turkish AirlinesCheapest$263Average$359FlexibilityNo cancel feeOn-time77%
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