Cheapest one-way flights from Houston to London in April from $293

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

One-Way flights

16 Apr WestJet
15 Apr WestJet
03 Apr WestJet
15 Apr British Airways direct
11 Apr Spirit Airlines
10 Apr Spirit Airlines
16 Apr British Airways direct
03 Apr British Airways direct
11 Apr United direct
10 Apr United direct

Also check the deals for return flights from Houston to London in April.

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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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