Cheapest one-way flights from Houston to London in May from $304

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

One-Way flights

05 May Spirit Airlines
12 May Spirit Airlines
09 May Spirit Airlines
30 May WestJet
31 May WestJet
14 May Spirit Airlines
01 May WestJet
05 May British Airways direct
12 May British Airways direct
27 May Spirit Airlines

Also check the deals for return 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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