Cheap flights from Houston to the United Kingdom from £370

The cheapest month to fly to United Kingdom from Houston is in January. Flight prices, which tend to average around £274, are often lower during this time because this is during the off-season. If you are unable to visit United Kingdom during the month of January, then departing from Houston during the month April is also very affordable. Most momondo users find prices during this month for around £357.

The cheapest time of day to fly to United Kingdom is in the evening when flights can be purchased for as low as £564. Try not to purchase tickets in the afternoon because they tend to be around £574. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Houston George Bush Intcntl to London Heathrow for the best Houston - United Kingdom flight prices

You are more likely to see cheaper flights to United Kingdom from Houston when booking weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around £647 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from Houston for as low as £594 on momondo.

Lufthansa, ITA Airways, and United Airlines are the most popular carriers operating from Houston to United Kingdom

British Airways, United Airlines and Virgin Atlantic are the top three most popular airlines that fly to United Kingdom from Houston according to our data. British Airways is the first choice among our users, with 48% of people opting to fly with this airline when travelling to United Kingdom. Keep in mind that there are 5 different airlines that fly to United Kingdom on a routine basis, so you have a few additional options to choose from.

Historically, on average around 22% of flights between Houston and United Kingdom have experienced a delay on any given week. The average delay length over the past 12 months has been 148 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

Thursday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 17% of their flights experiencing any sort of delay.

The number of flights available between Houston and United Kingdom is 21 per day as of June 2026. The most frequent departure time is 21:00, with 59% of daily flights leaving in the evening.

The number of flights available between Houston and United Kingdom is 147 per week as of June 2026. The most frequent departure day is Mon, with 15% of weekly flights leaving on this day.