Search for cheap flights and last-minute deals with Netflights. We've scanned all the flights from London City Airport to St Louis, across the four airlines that offer this route. We've found that 31 / May / 2025 is the cheapest date to travel at the moment, but it's best to go through the results to see which flight suits you.
British Airways is the most popular airline that flies from London City Airport to St Louis. But it's still worth looking at other options, as there are 20 flights to St Louis every week. If you want to broaden your search, look at flights departing from other airports.
The distance between London City Airport to St Louis is 6778 km. Normally, it takes about 18 hrs 50 mins to fly, and you can definitely expect the journey to be at least 17 hrs 30 mins. You can see the various flight times in the results.
You can also search by month, which will reveal the cheapest time of the week to fly.
