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

Return flights

01 Oct - 31 Oct	Delta
29 Oct - 05 Nov	United
07 Oct - 14 Oct	United
13 Oct - 20 Oct	United
24 Oct - 31 Oct	United
10 Oct - 17 Oct	United
16 Oct - 23 Oct	British Airways
19 Oct - 26 Oct	British Airways
04 Oct - 11 Oct	British Airways

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

Cheap car rent in London

Cheapest return flights from Tucson to London in October from 500€

Return flights