Cheapest one-way flights from Philadelphia to London in October from $304

AirHint found the following cheapest one-way flights from Philadelphia (PHL) to London (LHR) in October 2025 (see full year).

One-Way flights

13 Oct Spirit Airlines
01 Oct Spirit Airlines
10 Oct jetBlue
29 Oct United
21 Oct British Airways direct
26 Oct British Airways direct
06 Oct British Airways direct
29 Oct British Airways direct
13 Oct British Airways direct
11 Oct British Airways direct

Also check the deals for return 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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