Find a good deal on your flight from London to St Louis with Netflights. 217 flights go via this route every week, and we've collected them all to help you find the best deal. If you want to keep your options open, take a look at flights from another airport in London.
Generally, London Heathrow (LHR) is the most popular choice for flights to St Louis. And the most popular airlines are British Airways, Virgin Atlantic & Lufthansa. But when you fly is just as important as who you fly with. If you're flexible on dates, try searching by month to see when the cheapest flights are.
Last-minute deals can be cheaper, but it's risky. It's best to book flights to St Louis in advance to avoid disappointment. Finnair usually have the lowest prices, so keep an eye out for their flights. Flights from London to St Louis generally take about 17 hrs 45 mins.
Today, we’ve scanned 1,081 flights, to help you see all the options for your trip to St Louis. Once you’ve chosen your flight, why not check out our deals on accommodation and car hire? You’ll find lots of hotels in the USA, including some close to the airport – perfect if you're arriving late or leaving early.