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Cheap flights from London City Airport to St. Louis from £348

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/2. Fares are subject to change and may not be available on all flights or dates of travel.
LCY — STL
30 Jan — 6 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London City to St. Louis

Enter your travel dates to find the best prices.

Cheapest flights from London City to St. Louis
Explore the most affordable flight options available from London City to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 December 2025.

Tue 30/1209:20LCY - STL
2 stops17h 21mDelta
Tue 6/112:00STL - LCY
2 stops13h 15mDelta
Deal found 28/12£1,172
Wed 31/1209:50LCY - STL
2 stops35h 39mMultiple Airlines
Tue 6/116:05STL - LCY
2 stops14h 50mMultiple Airlines
Deal found 31/12£1,421
Wed 31/1209:50LCY - STL
2 stops35h 39mMultiple Airlines
Wed 7/116:05STL - LCY
2 stops14h 50mMultiple Airlines
Deal found 28/12£1,584
Tue 30/1219:05LCY - STL
2 stops24h 50mMultiple Airlines
Mon 5/116:05STL - LCY
2 stops18h 30mMultiple Airlines
Deal found 30/12£2,106

Find flight deals from London City to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from London City (LCY) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 31 December 2025.

Round-trip from

£497

One-way from

£348

Popular in

December

Cheapest in

March

Average price

£1,014
26/1-2/2
  • 26/1-2/2
  • 4 total stops
  • 79h 09m total
  • London to St. Louis
Search Deals
British Airways
  • British Airways
  • 18/2
  • 2 total stops
  • 21h 14m total
  • London to St. Louis
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£30 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£20 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customise your flight search to find flights from London City to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 31 December 2025.
Use the filters below to find and compare flights from London City Airport to St. Louis that are best for you.

Fly from

London City

Fly to

St. Louis

Route

Depart

Return

Price

LondonSt. Louis

LCY - STL

LCYSTL

London City

Mon 26/1

09:50-15:29

2 stops35h 39m

Lambert-St Louis

Mon 2/2

16:05-17:35

2 stops43h 30m

£497

LondonSt. Louis

LCY - STL

LCYSTL

London City

Thu 15/1

08:40-22:44

2 stops20h 04m

Lambert-St Louis

Sun 15/2

18:57-08:50

2 stops31h 53m

£539

LondonSt. Louis

LCY - STL

LCYSTL

London City

Sat 17/1

08:40-22:44

2 stops20h 04m

Lambert-St Louis

Sun 15/2

18:57-08:50

2 stops31h 53m

£539

LondonSt. Louis

LCY - STL

LCYSTL

London City

Tue 27/1

10:00-23:37

2 stops19h 37m

Lambert-St Louis

Tue 3/2

09:59-07:15

2 stops15h 16m

£551

LondonSt. Louis

LCY - STL

LCYSTL

London City

Fri 6/2

07:50-23:12

2 stops21h 22m

Lambert-St Louis

Sat 14/2

18:53-14:35

2 stops37h 42m

£557

LondonSt. Louis

LCY - STL

LCYSTL

London City

Thu 19/2

07:50-23:28

2 stops21h 38m

Lambert-St Louis

Mon 23/2

14:19-14:35

2 stops18h 16m

£557

LondonSt. Louis

LCY - STL

LCYSTL

London City

Wed 22/4

13:35-19:27

2 stops35h 52m

Lambert-St Louis

Wed 13/5

07:05-13:10

2 stops24h 05m

£665

LondonSt. Louis

LCY - STL

LCYSTL

London City

Fri 5/6

09:15-20:05

2 stops16h 50m

Lambert-St Louis

Mon 8/6

13:00-08:40

2 stops13h 40m

£711

LondonSt. Louis

LCY - STL

LCYSTL

London City

Wed 28/1

09:20-15:29

2 stops36h 09m

Lambert-St Louis

Wed 4/2

16:05-12:55

2 stops14h 50m

£812

LondonSt. Louis

LCY - STL

LCYSTL

London City

Sat 10/1

08:40-22:44

2 stops20h 04m

Lambert-St Louis

Fri 16/1

15:54-18:30

2 stops44h 36m

£1,038

Flights are sorted by cheapest return flights first.

Deals found on 29/12

Showing 1-10 of 22 results
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Best time to book a flight from London City to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from London City with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from London City to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to St. Louis from London City?

    If you book a flight to St. Louis from London City, you will be flying to Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis. There are 0 flights from London City to Lambert-St Louis per day from 0 different airlines.

  • How long is the flight from London City Airport to St. Louis?

    A quick flight from London City Airport to St. Louis can take about 19h 37m. British Airways provides one of the quickest options available for as low as £551. Airlines will cover a distance of 4205 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from London City to St. Louis that include hotel bookings?

    Yes. In addition to deals on London City to St. Louis flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London City to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London City to St. Louis.

  • Can I find deals for business class flights from London City to St. Louis?

    Yes. Cheapflights offers flight deals from London City to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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How does Cheapflights help users find flights from London City to St. Louis?

Cheapflights makes it easy to find London City to St. Louis flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from London City to St. Louis?

Cheapflights helps you find that perfect flight to St. Louis from London City by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from London City to St. Louis with no change fees?

Yes, we can. To see specific flights from London City to St. Louis with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from London City to St. Louis become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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