AirHint found the following cheapest return flights from London (LHR) to Mumbai (BOM) in October 2025 (see full year).

Return flights

02 Oct - 14 Oct	Air India
02 Oct - 12 Oct	Air India
02 Oct - 05 Oct	Air India
07 Oct - 30 Oct	Air India
02 Oct - 11 Oct	Air India
02 Oct - 13 Oct	Air India
07 Oct - 15 Oct	Air India
07 Oct - 14 Oct	Air India
30 Oct - 03 Nov	Air Canada	direct
26 Oct - 11 Nov	Air India
28 Oct - 12 Nov	Air India
26 Oct - 25 Nov	Air India
27 Oct - 24 Nov	Air India
31 Oct - 11 Nov	Air India
30 Oct - 22 Nov	Air India
31 Oct - 13 Nov	Air India
27 Oct - 25 Nov	Air India
31 Oct - 18 Nov	Air India
26 Oct - 30 Oct	Air India
02 Oct - 07 Oct	Air India

Also check the deals for one-way flights from London to Mumbai 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.

Book a cheap hotel in Mumbai

Cheap car rent in Mumbai

Cheapest return flights from London to Mumbai in October from 416€

Return flights