£324 Cheap Flights from St. Louis (STL) to London (LCY)

View £324 flight on Sun, 9 Nov 2025Opens in a new window

Popular airlines from Lambert-St. Louis International Airport (STL) to London City Airport (LCY)

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Cheap Flights from St. Louis (STL) to London (LCY)

Prices were available within the past 7 days and start at £324 for one-way flights and £435 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Wed, 6 Aug - Mon, 11 Aug
STL
St. Louis
LCY
London
£435 Return, found 3 days ago
£435
Return
found 3 days ago
Select British Airways flight, departing Wed, 6 Aug from St. Louis to London, returning Mon, 11 Aug, priced at £435 found 3 days ago
Virgin Atlantic
Wed, 6 Aug - Mon, 11 Aug
STL
St. Louis
LCY
London
£443 Return, found 3 days ago
£443
Return
found 3 days ago
Select Virgin Atlantic flight, departing Wed, 6 Aug from St. Louis to London, returning Mon, 11 Aug, priced at £443 found 3 days ago
KLM
Wed, 20 Aug - Wed, 27 Aug
STL
St. Louis
LCY
London
£462 Return, found 2 days ago
£462
Return
found 2 days ago
Select KLM flight, departing Wed, 20 Aug from St. Louis to London, returning Wed, 27 Aug, priced at £462 found 2 days ago
Virgin Atlantic
Wed, 6 Aug - Mon, 11 Aug
STL
St. Louis
LCY
London
£480 Return, found 3 days ago
£480
Return
found 3 days ago
Select Virgin Atlantic flight, departing Wed, 6 Aug from St. Louis to London, returning Mon, 11 Aug, priced at £480 found 3 days ago
KLM
Wed, 6 Aug - Mon, 11 Aug
STL
St. Louis
LCY
London
£499 Return, found 3 days ago
£499
Return
found 3 days ago
Select KLM flight, departing Wed, 6 Aug from St. Louis to London, returning Mon, 11 Aug, priced at £499 found 3 days ago
KLM
Fri, 8 Aug - Fri, 15 Aug
STL
St. Louis
LCY
London
£502 Return, found 14 hours ago
£502
Return
found 14 hours ago
Select KLM flight, departing Fri, 8 Aug from St. Louis to London, returning Fri, 15 Aug, priced at £502 found 14 hours ago
British Airways
Wed, 6 Aug - Mon, 11 Aug
STL
St. Louis
LCY
London
£503 Return, found 3 days ago
£503
Return
found 3 days ago
Select British Airways flight, departing Wed, 6 Aug from St. Louis to London, returning Mon, 11 Aug, priced at £503 found 3 days ago
British Airways
Wed, 6 Aug - Mon, 11 Aug
STL
St. Louis
LCY
London
£506 Return, found 3 days ago
£506
Return
found 3 days ago
Select British Airways flight, departing Wed, 6 Aug from St. Louis to London, returning Mon, 11 Aug, priced at £506 found 3 days ago
Lufthansa
Tue, 6 Jan - Tue, 13 Jan
STL
St. Louis
LCY
London
£664 Return, found 9 hours ago
£664
Return
found 9 hours ago
Select Lufthansa flight, departing Tue, 6 Jan from St. Louis to London, returning Tue, 13 Jan, priced at £664 found 9 hours ago
Air Canada
Wed, 6 Aug - Mon, 11 Aug
STL
St. Louis
LCY
London
£737 Return, found 3 days ago
£737
Return
found 3 days ago
Select Air Canada flight, departing Wed, 6 Aug from St. Louis to London, returning Mon, 11 Aug, priced at £737 found 3 days ago
Flight from St. Louis to London route information
Origin airport
Lambert-St. Louis Intl.
Destination airport
London City
Return price
£434
Distance
6732 km

Compare flights from St. Louis to London easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from St. Louis to London. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to London City in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Lambert-St. Louis Intl. to London City.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Lambert-St. Louis Intl. (STL) to London City (LCY)

The easiest way to view the best deals on flights from St. Louis to London today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Lambert-St. Louis Intl. to London City start at just £435 and range up to £737.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near St. Louis and London
  • booking your flight during August, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your St. Louis to London flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Lambert-St. Louis Intl. to London City for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from STL to London City Airport (LCY)?
If you're planning on travelling between STL and London City Airport, round-trip flights start from £435. This price is based on airfares advertised within the last 7 days on Expedia for flights departing within the next year, so don't hang around. Book now and save yourself both money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from St. Louis Lambert International Airport to LCY?
Most flights can be cancelled online, but each airline has its own terms and conditions. If you do decide to cancel your flight, go to our Customer Service Portal and follow the instructions.
How do I find cheap flights from Lambert Field to London City Airport (LCY) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Lambert-St. Louis Intl. Airport (STL) to London City Airport (LCY) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from St. Louis Lambert International Airport to London City Airport?
With around 6,800 kilometres separating St. Louis Lambert International Airport and London City Airport, your flight will be a long one. Pack wisely and make your time in the air comfortable. Things like an extra pair of socks and a good travel pillow should be in your hand luggage.
Which airlines fly direct from St. Louis Lambert International Airport to LCY?
Direct flights aren't available, so you'll need to make at least one stop between STL and LCY. Use the layover time to stretch your legs and grab a coffee.
Are Lambert Field to LCY flight tickets cheaper when they're purchased at the last minute?
It is possible to pick up a great last-minute deal from Lambert Field to London City Airport (LCY), but it can also be hit-or-miss. As many airlines publish prices up to a year in advance, it's worth keeping an eye on fares early and being ready to book when you see a bargain. Expedia compares carrier prices and updates flight deals all the time, so you can be certain you're always getting the latest offers.

Explore a world of travel with Expedia

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