Cheapest return flights from Philadelphia to London in October from $486

AirHint found the following cheapest return flights from Philadelphia (PHL) to London (LGW) in October 2025 (see full year).

Return flights

22 Oct - 31 Oct Spirit Airlines
21 Oct - 03 Nov Spirit Airlines
20 Oct - 03 Nov Spirit Airlines
01 Oct - 08 Oct Spirit Airlines
24 Oct - 31 Oct Spirit Airlines
08 Oct - 19 Oct British Airways
08 Oct - 16 Oct Frontier Airlines
15 Oct - 08 Nov Spirit Airlines
10 Oct - 15 Oct Frontier Airlines
08 Oct - 12 Oct British Airways
16 Oct - 23 Oct Spirit Airlines
08 Oct - 14 Oct Spirit Airlines
10 Oct - 01 Nov Frontier Airlines
08 Oct - 13 Oct Spirit Airlines
25 Oct - 08 Nov Spirit Airlines
31 Oct - 03 Nov Spirit Airlines
29 Oct - 05 Nov Air Canada
13 Oct - 08 Nov Spirit Airlines

Also check the deals for one-way flights from Philadelphia to London in October.

Skyscanner

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.

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