Cheapest return flights from Las Vegas to London in September from $619

Best time to book flights for Las Vegas (LAS) to London (LGW) flights at AirHint

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

Return flights

30 Sep - 03 Oct Spirit Airlines
23 Sep - 26 Sep Spirit Airlines
21 Sep - 24 Sep Alaska Airlines
09 Sep - 12 Sep Spirit Airlines
07 Sep - 10 Sep Alaska Airlines
02 Sep - 09 Sep British Airways direct
11 Sep - 14 Sep Alaska Airlines
23 Sep - 14 Oct jetBlue
25 Sep - 28 Sep Alaska Airlines
26 Sep - 29 Sep Alaska Airlines
04 Sep - 07 Sep Alaska Airlines
08 Sep - 11 Sep jetBlue
28 Sep - 01 Oct Hawaiian Airlines
23 Sep - 14 Oct British Airways direct
18 Sep - 04 Oct Spirit Airlines
29 Sep - 02 Oct jetBlue
18 Sep - 04 Oct British Airways direct

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

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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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