Cheapest return flights from Houston to London in May from $618

AirHint found the following cheapest return flights from Houston (HOU) to London (LTN) in May 2026 (see full year).

Return flights

06 May - 20 May Air Canada
04 May - 08 May Air Canada
09 May - 12 May Air Canada
21 May - 31 May Air Canada
25 May - 02 Jun Air Canada
22 May - 31 May Air Canada
24 May - 31 May Air Canada
21 May - 25 May Air Canada
23 May - 31 May Spirit Airlines
28 May - 03 Jun WestJet
20 May - 29 May Alaska Airlines
15 May - 23 May ITA Airways
25 May - 01 Jun Air France
27 May - 04 Jun Turkish Airlines

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

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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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