Cheap flights from London-London City to St. Louis
Cheap return flights from London-London City to St. Louis
Find the best deals
All prices shown are per person based on return flights only. Prices found in the last 48 hours.
St. Louis flight facts
What you need to know
What are the cheapest airlines?
- American Airlines
- British Airways
- United Airlines
These airlines usually offer the cheapest flights from London-London City to St. Louis.
What airlines fly indirectly?
- Delta Airlines
- Air France
- KLM
These airlines fly from London-London City to St. Louis, but you’ll have at least one layover.
How long is the flight?
13 hours 45 minutes
This is the shortest flight time from London-London City to St. Louis.
Alternative flights from the UK to St. Louis
Check out prices for other routes
Alternative flights from London-London City
You might find cheaper flights nearby
Today alone, Netflights has searched over five flights. 05 / Feb / 2026 is currently the lowest priced day of the year to fly the London-London City/St. Louis route. There are around 35 flights on any given week from the UK to St. Louis and the cheapest month to fly right now is February. Not suitable? Try running another search or viewing all cheap flight deals.
How to get cheap flights from London-London City to St. Louis
Tips and advice from our flight experts
You've searched for flights from London City to St. Louis. We've found 25 flights and compared them to give you the best offers. American Airlines is usually the cheapest for this route, so keep an eye on them. The cheapest offer we've found is a one-way ticket for the route from London City to St. Louis on 02/06/2026 at 21:05 for £63.
We've scanned hundreds of airfares from dozens of airlines across the globe. In total, we've found 10 airlines that operate the 7,200 km flight from London City to St. Louis.
To find the best offers, consider booking 2-3 months in advance or looking for last-minute deals. Try American Airlines for a budget-friendly option. The average flight duration is about 13 hours 45 minutes. After selecting an offer, fill out your information and proceed to payment. Don't forget to check our flight + hotel service to save time and money!
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Where other people are flying to
