AirHint found the following cheapest return flights from London (LCY) to Lisbon (LIS) in October 2026 (see full year).
Return flights
| 14 Oct - 21 Oct | SWISS | ||
| 15 Oct - 21 Oct | Lufthansa | ||
| 23 Oct - 26 Oct | KLM | ||
| 30 Oct - 03 Nov | KLM | ||
| 02 Oct - 05 Oct | KLM | ||
| 16 Oct - 19 Oct | SWISS | ||
| 15 Oct - 19 Oct | Lufthansa |
Also check the deals for one-way flights from London to Lisbon in October.
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