AirHint found the following cheapest one-way flights from Houston (IAH) to London (LGW) in July 2026 (see full year).
One-Way flights
| 15 Jul | Spirit Airlines | ||
| 12 Jul | Spirit Airlines | ||
| 16 Jul | Spirit Airlines | ||
| 21 Jul | jetBlue | ||
| 14 Jul | Spirit Airlines | ||
| 10 Jul | Spirit Airlines | ||
| 13 Jul | Spirit Airlines | ||
| 05 Jul | KLM | ||
| 07 Jul | Air France | ||
| 01 Jul | TAP |
Also check the deals for return flights from Houston to London in July.
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