Cheapest one-way flights from Las Vegas to London in September from $171

AirHint found the following cheapest one-way flights from Las Vegas (LAS) to London (LGW) in September 2025 (see full year).

One-Way flights

24 Sep Spirit Airlines
26 Sep Spirit Airlines
22 Sep Spirit Airlines
23 Sep Frontier Airlines
20 Sep Spirit Airlines
30 Sep Spirit Airlines
19 Sep Frontier Airlines
16 Sep Spirit Airlines
05 Sep Spirit Airlines
10 Sep Spirit Airlines

Also check the deals for return flights from Las Vegas 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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