£64 Find Cheap Flights from Istanbul to London Heathrow Airport – Compare and Save

2 airlines operate flights between Istanbul and London Heathrow Airport. The airlines offering direct flights on this route include:

• Turkish Airlines
• British Airways

Flights from Istanbul to London Heathrow Airport may depart from several airports in Istanbul area, including Istanbul (IST) and Istanbul Sabiha Gokcen (SAW). Flights usually arrive at London Heathrow (LHR).

Here are some options for this route, based on selected ticket types and cabin classes:

• Turkish Airlines: a cabin bag and a checked bag in Economy class
• British Airways: a cabin bag and a checked bag in Economy class

Bag allowance can vary by ticket type, cabin class, route, and airline, so travellers should check the fare details before booking.

Two cabin classes are available on flights from Istanbul to London Heathrow Airport:

• Economy class
• Business Class

On this route, stopover flights are cheaper than direct options on average. Stopover fares average £140 return via Athens Eleftherios V. (ATH), compared with £226 for direct.

There is no standard. Checked bag policies vary by airline on this route. Most carriers charge £22–£74 for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

One-stop flights from Istanbul to London Heathrow Airport most commonly connect through:

• Warsaw Frederic Chopin (WAW) – 44% of one-stop connections
• Amsterdam Schiphol (AMS) – 18% of one-stop connections
• Frankfurt am Main (FRA) – 12% of one-stop connections
• Belgrade Nikola Tesla (BEG) – 8% of one-stop connections

Warsaw Frederic Chopin (WAW) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 17% on the Istanbul to London Heathrow Airport route. Thursday is the cheapest departure day at £216 return on average, while Sunday is the most expensive at £260, a difference of £44. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Istanbul to London Heathrow Airport route, 15% of flights were delayed in the past 3 months, with delays averaging 1 hour 44 minutes.

Afternoon is the busiest departure period on Istanbul to London Heathrow Airport flights, with 33% leaving in that window. Evening departures account for 33%, Morning flights for 23%, and Night flights for 11%.

Some of the most popular sights in London Heathrow Airport are London Victoria Station, London Euston Railway Station, and Hyde Park. These are among the most viewed places in London Heathrow Airport on KAYAK.

These are the earliest and latest flight times available from Istanbul to London Heathrow Airport:

• Earliest: departs at 07:40 and lands at 11:45
• Latest: departs at 21:25 and lands at 01:30.

The flight takes about 4h 05m.

Last-minute fares on this route (booked within 2 weeks of departure) run 16% above the route average of £226. Book 19 weeks before departure for the lowest fares.

A direct flight from Istanbul to London Heathrow Airport takes 4h 05m, covering 1,565 miles.

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

One-way fares from Istanbul to London Heathrow Airport are currently lower than usual. Average one-way flight prices are about £77, which is 45% below the typical average for this route.

Evening flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

Flying via Zurich (ZRH) gives the shortest average 1-stop total travel time of 6h 44m, compared to 7h 29m via Athens Eleftherios V. (ATH) and 8h 50m via Hamburg (HAM).

London Heathrow Airport is 2 hours behind Istanbul (British Time vs Turkey Time). Plan for the time shift when scheduling connections or first-day activities.

London Heathrow Airport (LHR) hosts 5 major car hire companies, with daily rates starting from around £5 for economy cars. Top options include:
· GREEN MOTION
· DRIVALIA
· Europcar
· Alamo
· Hertz

Return flights from Istanbul to London Heathrow Airport range from £186 to £289, with an average of £226 over the past 12 months. Anything below £186 counts as a good deal.