Cheapest return flights from Las Vegas to London in May from $638

AirHint found the following cheapest return flights from Las Vegas (LAS) to London (LHR) in May 2026 (see full year).

Return flights

13 May - 20 May SWISS
01 May - 15 May Air Canada
10 May - 16 May Air Canada
09 May - 18 May KLM
08 May - 11 May Finnair
13 May - 26 May Air Canada
13 May - 24 May Air Canada
11 May - 14 Jun Air Canada
06 May - 06 Jun Air Canada
06 May - 06 Jun Air France direct
27 May - 05 Jun jetBlue
18 May - 01 Jun Air Canada
21 May - 29 May Frontier Airlines
18 May - 28 May American Airlines direct
09 May - 11 May Air France
18 May - 01 Jun Air France direct
27 May - 05 Jun Air France direct
25 May - 08 Jun American Airlines

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

Powered by

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.

Book a cheap hotel in London

Cheap car rent in London

Feel free to contact us with any feedback or request another flight research.