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Cheap flights from London City Airport to St. Louis from £726

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
LCY — STL
23 Aug — 30 Aug1
1 adult

Cheap 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 18 August 2025.

Round-trip from

£726

Popular in

December

Cheapest in

March

Average price

£873
United Airlines
  • United Airlines
  • 9/10-16/10
  • 4 total stops
  • 37h 20m total
  • London to St. Louis
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£20 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£22 potential savings vs. average return price).
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Average for round-trip flights in August 2025
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Find flight deals from London City to St. Louis

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 18 August 2025.

Thu 9/1008:45LCY - STL
2 stops19h 15mMultiple Airlines
Thu 16/1012:25STL - LCY
2 stops18h 05mMultiple Airlines
Deal found 17/8£726
Thu 4/1217:15LCY - STL
1 stop26h 40mLufthansa
Mon 8/1211:50STL - LCY
2 stops23h 50mLufthansa
Deal found 17/8£734
Wed 24/908:40LCY - STL
2 stops17h 54mVirgin Atlantic
Mon 29/914:15STL - LCY
2 stops21h 05mVirgin Atlantic
Deal found 16/8£739
Thu 4/1207:45LCY - STL
2 stops14h 55mDelta
Mon 8/1206:45STL - LCY
2 stops19h 25mDelta
Deal found 17/8£788
Sun 14/920:45LCY - STL
2 stops30h 30mMultiple Airlines
Sun 21/912:15STL - LCY
2 stops13h 00mMultiple Airlines
Deal found 17/8£808
Thu 16/1010:00LCY - STL
2 stops19h 41mVirgin Atlantic
Tue 21/1015:59STL - LCY
2 stops18h 41mVirgin Atlantic
Deal found 17/8£851
Mon 15/919:00LCY - STL
2 stops29h 22mBritish Airways
Sat 20/915:59STL - LCY
2 stops36h 46mBritish Airways
Deal found 16/8£894
Wed 15/1006:45LCY - STL
2 stops14h 33mMultiple Airlines
Sun 19/1016:05STL - LCY
2 stops14h 25mMultiple Airlines
Deal found 16/8£957

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 18 August 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

Thu 9/10

08:45-22:00

2 stops19h 15m

Lambert-St Louis

Thu 16/10

12:25-12:30

2 stops18h 05m

£726

LondonSt. Louis

LCY - STL

LCYSTL

London City

Wed 24/9

08:40-20:34

2 stops17h 54m

Lambert-St Louis

Mon 29/9

14:15-17:20

2 stops21h 05m

£739

LondonSt. Louis

LCY - STL

LCYSTL

London City

Thu 4/12

17:15-13:55

1 stop26h 40m

Lambert-St Louis

Mon 8/12

11:50-17:40

2 stops23h 50m

£758

LondonSt. Louis

LCY - STL

LCYSTL

London City

Thu 4/12

07:45-20:35

2 stops18h 50m

Lambert-St Louis

Mon 8/12

10:45-09:30

2 stops16h 45m

£788

LondonSt. Louis

LCY - STL

LCYSTL

London City

Sun 14/9

20:45-21:15

2 stops30h 30m

Lambert-St Louis

Sun 21/9

12:15-07:15

2 stops13h 00m

£808

LondonSt. Louis

LCY - STL

LCYSTL

London City

Thu 16/10

10:00-23:41

2 stops19h 41m

Lambert-St Louis

Tue 21/10

17:15-17:20

2 stops18h 05m

£851

LondonSt. Louis

LCY - STL

LCYSTL

London City

Thu 12/2

08:40-23:10

2 stops20h 30m

Lambert-St Louis

Thu 26/2

11:51-08:50

2 stops14h 59m

£864

LondonSt. Louis

LCY - STL

LCYSTL

London City

Mon 15/9

19:00-18:22

2 stops29h 22m

Lambert-St Louis

Sat 20/9

15:59-10:45

2 stops36h 46m

£894

LondonSt. Louis

LCY - STL

LCYSTL

London City

Mon 15/9

09:05-23:48

2 stops20h 43m

£841

LondonSt. Louis

LCY - STL

LCYSTL

London City

Tue 21/10

13:05-13:30

3 stops30h 25m

£852

Flights are sorted by cheapest return flights first.

Deals found on 17/8

Showing 1-10 of 19 results
1
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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.

  • 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.

  • What is the cheapest month to book a flight from London City Airport to St. Louis?

    Currently, February is the cheapest month in which you can book a flight from London City Airport to St. Louis (average of £722). Flying from London City Airport to St. Louis in December is currently the most expensive (average of £1,033). 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.

See more FAQs

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

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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?

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