Cheap flights from Houston to London
Live fares refreshed hourly. Compare prices across 100+ booking sites.
Typical low
Live only
Updated October 15 at 4:32 PM· via Travelpayouts partner feed
$332 low$342 high
How to get the best price on this route
- Book 6–8 weeks ahead for international routes; 3–4 weeks for short-haul.
- Fly midweek (Tue/Wed) — weekend departures cost 15–25% more.
- Compare across 100+ booking sites. Our partner feed surfaces vendors you’ve never heard of that often beat the majors.
- Set a price alert below to catch the next drop on IAH → London.
Watch this route
Email me when Houston → London drops.
One email per route, only when fares actually move. Set a ceiling if you only want to hear about big drops.
We’ll never share your email. Unsubscribe in any send.
Make it a trip
Stay in London
Bundle flight + hotel to save another 10–20%. Pricing via Expedia.
Other routes from Houston
Flights to London from other US airports
Advertisement