₩155,800 Cheap Flights from Istanbul (IST) to London (LHR)

View ₩155,800 flight on Thu, Dec 4, 2025Opens in a new window

Popular airlines from Istanbul Airport (IST) to Heathrow Airport (LHR)

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Cheap Flights from Istanbul to London (IST-LHR)

Prices were available within the past 7 days and start at ₩155,800 for one-way flights and ₩361,400 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Thu, Nov 27 - Wed, Dec 3
IST
Istanbul
LHR
London
₩361,400 Roundtrip, found 3 days ago
₩361,400
Roundtrip
found 3 days ago
Select British Airways flight, departing Thu, Nov 27 from Istanbul to London, returning Wed, Dec 3, priced at ₩361,400 found 3 days ago
British Airways
Thu, Nov 13 - Wed, Nov 19
IST
Istanbul
LHR
London
₩362,100 Roundtrip, found 2 hours ago
₩362,100
Roundtrip
found 2 hours ago
Select British Airways flight, departing Thu, Nov 13 from Istanbul to London, returning Wed, Nov 19, priced at ₩362,100 found 2 hours ago
Air France
Thu, Dec 18 - Thu, Jan 1
IST
Istanbul
LHR
London
₩367,900 Roundtrip, found 3 days ago
₩367,900
Roundtrip
found 3 days ago
Select Air France flight, departing Thu, Dec 18 from Istanbul to London, returning Thu, Jan 1, priced at ₩367,900 found 3 days ago
Air France
Thu, Dec 18 - Thu, Jan 1
IST
Istanbul
LHR
London
₩370,800 Roundtrip, found 3 days ago
₩370,800
Roundtrip
found 3 days ago
Select Air France flight, departing Thu, Dec 18 from Istanbul to London, returning Thu, Jan 1, priced at ₩370,800 found 3 days ago
British Airways
Thu, Nov 13 - Wed, Nov 19
IST
Istanbul
LHR
London
₩373,400 Roundtrip, found 2 hours ago
₩373,400
Roundtrip
found 2 hours ago
Select British Airways flight, departing Thu, Nov 13 from Istanbul to London, returning Wed, Nov 19, priced at ₩373,400 found 2 hours ago
Air France
Thu, Dec 18 - Thu, Jan 1
IST
Istanbul
LHR
London
₩374,900 Roundtrip, found 3 days ago
₩374,900
Roundtrip
found 3 days ago
Select Air France flight, departing Thu, Dec 18 from Istanbul to London, returning Thu, Jan 1, priced at ₩374,900 found 3 days ago
KLM
Thu, Dec 18 - Thu, Jan 1
IST
Istanbul
LHR
London
₩375,100 Roundtrip, found 3 days ago
₩375,100
Roundtrip
found 3 days ago
Select KLM flight, departing Thu, Dec 18 from Istanbul to London, returning Thu, Jan 1, priced at ₩375,100 found 3 days ago
LOT-Polish Airlines
Thu, Dec 18 - Thu, Jan 1
IST
Istanbul
LHR
London
₩376,200 Roundtrip, found 3 days ago
₩376,200
Roundtrip
found 3 days ago
Select LOT-Polish Airlines flight, departing Thu, Dec 18 from Istanbul to London, returning Thu, Jan 1, priced at ₩376,200 found 3 days ago
Air France
Thu, Dec 18 - Thu, Jan 1
IST
Istanbul
LHR
London
₩377,800 Roundtrip, found 3 days ago
₩377,800
Roundtrip
found 3 days ago
Select Air France flight, departing Thu, Dec 18 from Istanbul to London, returning Thu, Jan 1, priced at ₩377,800 found 3 days ago
Turkish Airlines
Thu, Dec 18 - Thu, Jan 1
IST
Istanbul
LHR
London
₩425,900 Roundtrip, found 3 days ago
₩425,900
Roundtrip
found 3 days ago
Select Turkish Airlines flight, departing Thu, Dec 18 from Istanbul to London, returning Thu, Jan 1, priced at ₩425,900 found 3 days ago

Find the cheapest month to fly from Istanbul (IST) to London (LHR)

February is typically the cheapest month to fly

From ₩234,594 - ₩393,086 per traveler.
Flights from Istanbul (IST) to London (LHR)
Origin airport
Istanbul
Destination airport
Heathrow
Airlines serving
Air France, British Airways, KLM, LOT-Polish Airlines, Lufthansa, Saudia, Turkish Airlines
Roundtrip price
₩361,400
Distance
2473 km
Average flight time
2 hours 2 mins

Istanbul to London Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Istanbul to London will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring London.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with IST to LHR flights that won’t make your bank account wince. Ready to temporarily leave behind Istanbul for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to LHR with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Frequently asked questions

How much is a flight from IST to London Heathrow?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price listed for a round-trip flight from Istanbul Airport to London Heathrow was ₩361,400. Cheap fares don't hang around forever, so book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from IST to LHR?
When it comes to cancellation fees, each airline has its own terms and conditions. If you decide to cancel your vacation, head to our Customer Service Portal.
Can I fly from IST to Heathrow Airport (LHR) right now?
To see what travel restrictions and quarantine requirements are in place for different citizens flying from IST to Heathrow Airport (LHR) please visit our COVID 19 travel advisor portal link.
How do I find cheap flights from IST to London Heathrow that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Istanbul Airport to Heathrow Airport (LHR) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Istanbul Airport to Heathrow Airport?
The flying distance between Istanbul Airport (IST) and London Heathrow (LHR) is 2,500 kilometers. Sneak in a nap or read a good book and the trip will zip by.
Which airlines fly direct from IST to London Heathrow?
Unfortunately, there aren't any airlines that fly direct between IST and Heathrow Airport. You'll need to book a flight with one or more stops.
Are IST to Heathrow Airport (LHR) flight tickets cheaper when they're purchased at the last minute?
Flight prices fluctuate, so it's no sure thing. While last-minute deals between Istanbul Airport and London Heathrow are of course possible, it also makes sense to monitor prices well before you fly. In fact, some carriers publicize their prices up to a year before the departure date. Expedia is continuously updating the biggest bargains around, so keep checking back and be ready to grab your seat when the price is low.

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