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British Airways flights from London Heathrow Airport to Istanbul Airport (LHR - IST)

LHR — IST
19 Aug — 26 Aug1
1 adult

Cheapflights users flying from London to Istanbul on British Airways typically fly into Istanbul and depart from London Heathrow. Select your dates above for pricing.

British Airways flights from Heathrow to Istanbul in 2025

Find detailed information about British Airways flights from Heathrow to Istanbul. Explore the options provided by British Airways to plan your journey from Heathrow to Istanbul. Data last updated 14 August 2025.

One-way from

£109

Return from

£103

Popular in

August

Cheapest in

January

Average price (all airlines)

£321
British Airways
  • British Airways
  • 30/9
  • Nonstop
  • 3h 55m total
  • London to Istanbul
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British Airways
  • British Airways
  • 3/9-24/9
  • Nonstop
  • 8h 00m total
  • London to Istanbul
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Highest demand for flights from London Heathrow to Istanbul; 23% potential price increase.
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Best time to find cheap flights from London Heathrow to Istanbul; 4% potential price drop.
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Average price for all London Heathrow to Istanbul flights (one-way and round-trip).
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  • Can I get a flight from London Heathrow Airport to Istanbul Airport on British Airways for under £500?

    British Airways offers 11 flights from London Heathrow Airport to Istanbul Airport for under £500. Prices vary by date and time. To see all prices and select your dates, click here.

  • How do most travelers feel about British Airways?

    Cheapflights users who travel with British Airways (a popular airline from London Heathrow Airport to Istanbul Airport) have rated them a 6.0/10. This rating comes from 145 reviews. If you are looking to travel LHR-IST, search your dates above.

Find British Airways flight deals from Heathrow to Istanbul

Cheapest British Airways flights from Heathrow to Istanbul
Explore the most affordable British Airways flight options available from Heathrow to Istanbul. Find the lowest fares with prices last updated on 14 August 2025.

Sat 13/912:55LHR - IST
Nonstop3h 55mBritish Airways
Tue 25/1118:40IST - LHR
Nonstop4h 15mBritish Airways
Deal found 12/8£153
Wed 10/910:35LHR - IST
Nonstop3h 55mBritish Airways
Wed 15/1017:35IST - LHR
Nonstop4h 00mBritish Airways
Deal found 12/8£154
Fri 26/913:30LHR - IST
Nonstop3h 55mBritish Airways
Fri 3/1017:35IST - LHR
Nonstop4h 00mBritish Airways
Deal found 12/8£157

Travel insights for British Airways flights from Heathrow to Istanbul

Get recent, data-driven insights about British Airways 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 with British Airways?

Use this chart to determine the optimal time to book a return flight from Heathrow to Istanbul. Price data was last updated on 8 August 2025.

Booking with British Airways 67 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 with British Airways?

Currently, the most affordable month to book a British Airways flight from London Heathrow Airport to Istanbul Airport in February, with an average price of £116. Conversely, traveling with British Airways from London Heathrow Airport to Istanbul Airport in July will be the most expensive, with an average cost of £179. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

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 10.0 - 100.0 inches per month. December is typically the wettest month, when rainfall can reach 100.0 mm. July is typically the driest time to visit Istanbul Airport when rainfall is around 10.0 mm.

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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

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.

Browse thousands of different options on Cheapflights for your next trip

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Fly from Heathrow to Istanbul on another airline

Consider alternative airlines that service the Istanbul area. Flight routes are based on user searches made on Cheapflights and were last updated on 14 August 2025.
Turkish Airlines flights from London Heathrow to Istanbul
LOT flights from London Heathrow to Istanbul

See what others are saying about British Airways

Read reviews and see what other travellers are saying about their experiences with British Airways. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing British Airways for your next flight. Reviews last updated 14 August 2025.
British Airways
6.6
Okay
7,266 reviews
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Overview

Entertainment

6.4

Boarding

6.9

Comfort

6.7

Crew

7.6

Food

6.3

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