Cheapest return flights from London to Istanbul in August from $245
AirHint found the following cheapest return flights from London (LHR) to Istanbul (IST)
in August 2026 (see full year ).
Return flights
29 Aug
- 05 Sep
Air Serbia
$ 245
09 Aug
- 03 Sep
Air Serbia
$ 257
28 Aug
- 14 Sep
British Airways
$ 271
direct
01 Aug
- 15 Aug
Air Serbia
$ 272
09 Aug
- 16 Aug
Air Serbia
$ 272
20 Aug
- 23 Sep
British Airways
$ 272
direct
08 Aug
- 13 Aug
Air Serbia
$ 305
07 Aug
- 13 Aug
Turkish Airlines
$ 307
direct
07 Aug
- 12 Aug
Turkish Airlines
$ 307
direct
28 Aug
- 31 Aug
SWISS
$ 314
26 Aug
- 07 Sep
Air France
$ 315
10 Aug
- 23 Aug
Air Serbia
$ 319
04 Aug
- 07 Aug
Air Serbia
$ 319
26 Aug
- 06 Sep
Air Serbia
$ 319
08 Aug
- 12 Aug
Turkish Airlines
$ 320
direct
08 Aug
- 13 Aug
Turkish Airlines
$ 320
direct
31 Aug
- 06 Sep
Air Serbia
$ 322
26 Aug
- 05 Sep
Lufthansa
$ 325
27 Aug
- 05 Sep
Lufthansa
$ 325
26 Aug
- 07 Sep
British Airways
$ 327
direct
Also check the deals for one-way flights from London to Istanbul in August .
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