Cheapest return flights from Houston to London in May from 491€

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

Return flights

05 May - 16 May Air Canada
05 May - 16 May Iberia direct
11 May - 22 May Air Canada
06 May - 30 May Air Canada
06 May - 30 May British Airways direct
07 May - 24 May Air Canada
07 May - 24 May British Airways direct
07 May - 30 May British Airways direct
26 May - 05 Jun Air Canada
26 May - 05 Jun British Airways direct
26 May - 02 Jun British Airways direct
28 May - 11 Jun Air Canada
28 May - 11 Jun Iberia direct
23 May - 31 May British Airways direct
22 May - 07 Jun British Airways direct
27 May - 08 Jun WestJet
11 May - 22 May British Airways direct
27 May - 08 Jun Austrian Airlines direct

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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