Cheapest return flights from Pittsburgh to London in September from $442

AirHint found the following cheapest return flights from Pittsburgh (PIT) to London (LGW) in September 2025 (see full year).

Return flights

08 Sep - 15 Sep Spirit Airlines
09 Sep - 20 Sep Spirit Airlines
09 Sep - 21 Sep Spirit Airlines
10 Sep - 21 Sep Spirit Airlines
04 Sep - 18 Sep Spirit Airlines
25 Sep - 05 Oct Spirit Airlines
02 Sep - 19 Sep jetBlue

Also check the deals for one-way flights from Pittsburgh to London in September.

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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