£243 Find Cheap Flights from Houston to London – Compare and Save

The cheapest return flight from Houston to London Heathrow Airport costs £274 on the route between Houston George Bush Intcntl Airport (IAH) and London Heathrow Airport (LHR). It is also the most popular route.

Your flight ticket price will generally be cheaper if you fly to London on a Monday and more expensive on a Wednesday. On your return trip to Houston, you should consider flying back on a Thursday, and avoid Mondays for better deals.

The cheapest month for flights from Houston to London Heathrow Airport is January, where tickets cost £517 (return) on average. On the other hand, the most expensive months are June and July, where the average cost of round-trip tickets is £1,031 and £902 respectively.

To get a below average price on the flight from Houston to London Heathrow Airport, you should book around 2 weeks before departure, which saves you about 17% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 6 weeks before departure.

In the past 5 days, the cheapest return tickets from Houston to London were found on Delta (£653) and JetBlue (£654).

There are 2 airlines that fly direct from Houston to London Heathrow Airport. They are British Airways and United Airlines. The cheapest airline for this route is British Airways, with the best return deal found costing £430. On average, the best prices for this route can be found at British Airways.

Weekly flights between Houston and London historically see delays in approximately 21% of cases, with the average delay over the past year being 148 minutes.

Typically, flights leaving at night tend to face fewer delays, whereas flights in the evening have historically encountered delays more often.

Statistically, Saturday is the day of the week with the fewest delays on this flight route, while Friday has typically experienced more delays than other days.

Based on our data, British Airways have experienced the fewest delays on this route in the past 12 months, with only about 15% of their flights encountering any delays.

There are 2 cabin class options for the route. These are Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Each day, there are 4 direct flights that take off from Houston and land in London Heathrow Airport, with an average flight time of 9h 17m. The most common departure time is 16:00 and most flights take off in the afternoon. Each week, there are 28 flights and there are the same number of flights each day (4).