AirHint found the following cheapest return flights from London (LHR) to Istanbul (IST)
in October 2025 (see full year ).
Return flights
01 Oct
- 16 Oct
British Airways
$ 168
direct
09 Oct
- 16 Oct
British Airways
$ 168
direct
04 Oct
- 20 Oct
British Airways
$ 171
direct
10 Oct
- 13 Oct
British Airways
$ 171
direct
15 Oct
- 20 Oct
British Airways
$ 171
direct
04 Oct
- 11 Oct
British Airways
$ 173
direct
07 Oct
- 11 Oct
British Airways
$ 173
direct
11 Oct
- 18 Oct
British Airways
$ 173
direct
04 Oct
- 09 Oct
British Airways
$ 173
direct
09 Oct
- 14 Oct
British Airways
$ 173
direct
31 Oct
- 03 Nov
British Airways
$ 194
direct
30 Oct
- 03 Nov
British Airways
$ 194
direct
31 Oct
- 04 Nov
British Airways
$ 198
direct
18 Oct
- 10 Nov
British Airways
$ 203
direct
23 Oct
- 04 Nov
British Airways
$ 207
direct
27 Oct
- 02 Nov
British Airways
$ 269
direct
25 Oct
- 02 Nov
British Airways
$ 292
direct
22 Oct
- 02 Nov
British Airways
$ 297
direct
27 Oct
- 01 Nov
Air France
$ 302
21 Oct
- 01 Nov
LOT
$ 321
Also check the deals for one-way flights from London to Istanbul in October .
The deals are updated regularly. The prices may go up as tickets are purchased by other travellers.
Only the cheapest flights are offered.
Select a price to book and secure these cheap prices.