£235 Find Cheap Flights from St. Louis to the United Kingdom – Compare and Save

The cheapest ticket to the United Kingdom from St. Louis found in the last 5 days was to London, at £762 return. The most popular route is from St. Louis (STL) to London Heathrow Airport (LHR), and the cheapest return airline ticket found on this route in the last 5 days was £762.

The cheapest time of day to fly to the United Kingdom is generally at night, when retur flights cost £805 on average. The most expensive time of day to fly to the United Kingdom is generally at night, which is peak travel time and where the average cost of a ticket is £805.

Yes, flying with a stopover may cost you more time, but you can also save money on the route, with a 1 stop stopover the cheapest option at £812 on average.

The cheapest month for flights from St. Louis to the United Kingdom is March, when tickets cost £610 (return) on average. On the other hand, the most expensive months are June and July, when the average cost of return tickets is £1,068 and £976 respectively.

When flying from St. Louis to United Kingdom, you should consider leaving on a Wednesday and avoid Tuesdays if you are looking for the best rates. For your return to St. Louis, you’ll find the best rates on Saturdays and the most expensive ones on Sundays.

To get a below-average price on the flight from St. Louis to the United Kingdom, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 24 weeks before departure.

The duration of a flight to the United Kingdom depends on your arrival airport. The shortest routes to the United Kingdom from St. Louis are to Manchester, which takes 12h 20m, London, which takes 12h 59m, and Glasgow, which takes 14h 45m.

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.