AirHint found the following cheapest return flights from Houston (HOU) to London (LHR) in October 2026 (see full year).
Return flights
| 21 Oct - 30 Oct | Lufthansa | ||
| 21 Oct - 30 Oct | Austrian Airlines | direct | |
| 18 Oct - 25 Oct | KLM | ||
| 18 Oct - 25 Oct | British Airways | direct | |
| 22 Oct - 01 Nov | Delta | ||
| 22 Oct - 01 Nov | Austrian Airlines | direct |
Also check the deals for one-way flights from Houston to London in October.
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