Flights from London to Istanbul

Our cheapest offers for flights from London to Istanbul

Here you can compare cheap flights from London (LON) to Istanbul (IST) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Istanbul. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
London
Istanbul
Outbound
04/03/26
1 Stopover (BEG)
JU0211, JU0426
12h 05min
Return
04/16/26
1 Stopover (BEG)
JU0423, JU0210
22h 00min
Air Serbia ?
$233
Best option
London
Istanbul
Outbound
04/03/26
direct
BA0720
03h 50min
Return
04/16/26
direct
BA0719
04h 00min
British Airways ?
$325
London
Istanbul
Outbound
04/03/26
1 Stopover (BEG)
JU0211, JU0426
12h 05min
Return
04/16/26
1 Stopover (BEG)
JU0427, JU0210
10h 15min
Air Serbia
$240
London
Istanbul
Outbound
04/03/26
1 Stopover (BEG)
JU0211, JU0426
12h 05min
Return
04/16/26
1 Stopover (BEG)
JU0427, JU0210
10h 15min
Air Serbia
$247
London
Istanbul
Outbound
04/03/26
1 Stopover (BEG)
JU0211, JU0426
12h 05min
Return
04/16/26
1 Stopover (BEG)
JU0427, JU0210
10h 15min
Air Serbia
$265
London
Istanbul
Outbound
04/03/26
direct
BA0720
03h 50min
Return
04/16/26
direct
BA0719
04h 00min
British Airways ?
$342
London
Istanbul
Outbound
04/03/26
1 Stopover (WAW)
LO0286, LO0135
08h 10min
Return
04/16/26
1 Stopover (BEG)
JU0427, JU0210
10h 15min
Polskie Linie Lotnicze LOT ?
$398
London
Istanbul
Outbound
12/31/25
direct
BA0678
03h 55min
Return
01/05/26
1 Stopover (MLA)
KM0785, KM0100
25h 50min
British Airways ?
$418
London
Istanbul
Outbound
12/31/25
direct
BA0676
03h 55min
Return
01/05/26
1 Stopover (MLA)
KM0785, KM0100
25h 50min
British Airways ?
$428
London
Istanbul
Outbound
12/31/25
1 Stopover (AMS)
KL1000, KL1959
07h 25min
Return
01/05/26
1 Stopover (MLA)
KM0785, KM0102
10h 50min
KLM ?
$536
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from London to Istanbul

Favorite airline: PLL LOT
Most travelers looking for flights on the route from London to Istanbul decide to book flights with PLL LOT.
PLL LOT
47 %
Air Serbia
33 %
British Airways
16 %
Cheapest weekday: Tuesday
Flight tickets are cheapest on Tuesday. Flights on these weekdays cost up to 29 % less.
Direct flights are cheaper
Flights with a stopover are on average $53.00 more expensive than direct flights.
non stop flight
1 stop
03h 55min
20h 35min
173 US$
226 US$
Favourite connection: via Warsaw
When booking flights from London to Istanbul 48 % of travelers prefer to fly via Warsaw.
Route
bookings
1 stopover Warsaw
20h 35min, from 226 US$
48 %
1 stopover Belgrade (Beograd)
26h 50min, from 282 US$
34 %
Direct flights
03h 55min, from 173 US$
16 %

Important flight information

Flight information: London - Istanbul

Roundtrip from 233,00 US$
Flight duration min. 03:35 / max. 04:00
Return flight duration min. 04:05/ max. 04:30
Distance 2497 km
Flights per week 78
Departure airport Airport London, all Airports (LON)
Departure country Flights from United Kingdom
Arrival airport Airport Istanbul (IST)
Destination country Flights to Turkey
Alternative flights to Istanbul
Flight destinations with a similar price
Flight destinations with a similar price