Using Netflights, you can compare different flights from Houston to London Heathrow. Flights with Virgin Atlantic are often the cheapest. But if you can’t see the dates you want, or the prices are too high, try broadening your search. London Heathrow is just one of the airports in London, so it's worth considering other options.
We compare every airline that flies from Houston to London, so that you can find the best value flights. The most popular airlines are British Airways, Lufthansa & Iberia Airlines. Between them, they cover 84 flights every week from Houston to or via London. The 7769 km journey usually takes around 10 hrs 55 mins.
Prices vary throughout the year but, right now, the cheapest date to fly is 29 / Oct / 2025. If you're looking for a budget break to United Kingdom and are flexible on dates, search for flights by month to find the best offers.
Found your flights? Select the ones you want, then go through to the next stage to complete your booking. If you'd like to add car hire or a hotel for your trip to United Kingdom, you can do that too – simply use the tabs at the top of the page.
