Cheapest one-way flights from Houston to London in December from $319

AirHint found the following cheapest one-way flights from Houston (IAH) to London (LHR) in December 2025 (see full year).

One-Way flights

11 Dec Spirit Airlines
13 Dec Spirit Airlines
01 Dec United direct
15 Dec Spirit Airlines
14 Dec Spirit Airlines
02 Dec Lufthansa
24 Dec United direct
15 Dec United direct
28 Dec United direct
14 Dec United direct

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

Skyscanner

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.

Book a cheap hotel in London

Cheap car rent in London

Feel free to contact us with any feedback or request another flight research.