Cheapest return flights from Houston to London in May from $508

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

Return flights

12 May - 19 May Air Canada
12 May - 19 May British Airways direct
07 May - 14 May British Airways direct
08 May - 17 May Air Canada
02 May - 11 May British Airways direct
08 May - 17 May American Airlines direct
20 May - 13 Jun Iberia direct
17 May - 24 May British Airways direct
16 May - 06 Jun Iberia
16 May - 06 Jun British Airways direct
27 May - 17 Jun Iberia direct
27 May - 03 Jun British Airways direct
28 May - 11 Jun British Airways direct
22 May - 13 Jun Air Canada
27 May - 20 Jun Air Canada
27 May - 20 Jun Iberia direct
30 May - 20 Jun Air Canada

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

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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