You’ve searched for flights from Southampton to St Louis. 24 flights go to or via St Louis every week, and we've searched them all to make it easy for you to compare your flight options. On average, Virgin Atlantic has the cheapest flights, so look out for them in your search results.
When you fly from Southampton to St Louis, you'll have two airlines to choose from for your 6717 km journey. If you're planning to fly in peak season, make sure you book in advance to get a reasonable price. Or you could hold on and try to get a last-minute bargain.
Virgin Atlantic & Aer Lingus are the most popular airlines for flying from Southampton to St Louis, so look out for their deals and offers. To find the best price, try searching by month. Or, if you want to bag a last-minute offer, keep an eye on Netflights to monitor the prices.
Flights from Southampton to St Louis usually take about 16 hrs 40 mins. Once you've selected your flight, you'll need to fill out your details to book. And don’t forget to look at Netflights’ hotels and car hire – you could save even more money on your trip when you book everything in one go.