When flying from St. Louis to London Stansted Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 56 days in advance, which can save you up to 94% on flights from St. Louis to London Stansted Airport compared to booking the week you need them. Waiting 56 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $1,133. For sooner than that we have options available in the next 3 days from $1,770.
Our data shows that February tends to be the cheapest month to fly to London Stansted Airport from St. Louis. Users have commonly found prices around $847 for the month, but tickets can be as low as $613. Due to multiple factors, prepare for potentially higher prices in July.