Currently, November is the cheapest month in which you can book a flight from Southampton to St. Louis (average of £651). Flying from Southampton to St. Louis in August is currently the most expensive (average of £939). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
In terms of precipitation, rainfall in St. Louis ranges from 56.0 - 119.0 inches per month. May is typically the wettest month, when rainfall can reach 119.0 mm. February is typically the driest time to visit St. Louis when rainfall is around 56.0 mm.
If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 0.0 C).
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Southampton to St. Louis. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Southampton to St. Louis for you. Better yet — we are completely free to use.
Cheapflights does show flights with no change fees to all users. To see these options for flights from Southampton to St. Louis, users can toggle the no change fees filter when performing a flight search.
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