Cheapest one-way flights from Houston to London in January from $149

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

One-Way flights

28 Jan Spirit Airlines
12 Jan Spirit Airlines
11 Jan Frontier Airlines
19 Jan Spirit Airlines
14 Jan Spirit Airlines
05 Jan Spirit Airlines
04 Jan Frontier Airlines
03 Jan Spirit Airlines

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

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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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