Find flights
When to book
FAQs

Cheap flights from London City Airport to St. Louis from £663

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
LCY — STL
17 Oct — 24 Oct1
1 adult
1 adult, Economy

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 17 September 2025.

Round-trip from

£663

Popular in

December

Cheapest in

March

Average price

£686
United Airlines
  • United Airlines
  • 7/10-22/10
  • 4 total stops
  • 37h 20m total
  • London to St. Louis
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£31 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£22 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

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 17 September 2025.

Tue 7/1008:45LCY - STL
2 stops19h 15mMultiple Airlines
Wed 22/1012:25STL - LCY
2 stops18h 05mMultiple Airlines
Deal found 15/9£663
Thu 4/1217:15LCY - STL
1 stop26h 40mLufthansa
Mon 8/1211:50STL - LCY
2 stops23h 50mLufthansa
Deal found 13/9£678
Wed 29/1008:40LCY - STL
2 stops18h 24mVirgin Atlantic
Wed 5/1111:36STL - LCY
2 stops13h 39mVirgin Atlantic
Deal found 14/9£683
Thu 4/1208:40LCY - STL
2 stops20h 48mVirgin Atlantic
Mon 8/1210:45STL - LCY
2 stops14h 30mVirgin Atlantic
Deal found 14/9£732
Sat 8/1108:40LCY - STL
2 stops20h 27mVirgin Atlantic
Sat 22/1110:45STL - LCY
2 stops24h 35mVirgin Atlantic
Deal found 14/9£743
Fri 31/1017:15LCY - STL
2 stops27h 31mMultiple Airlines
Fri 7/1111:49STL - LCY
2 stops17h 51mMultiple Airlines
Deal found 16/9£762
Thu 16/1008:40LCY - STL
2 stops21h 01mVirgin Atlantic
Tue 21/1017:15STL - LCY
2 stops18h 05mVirgin Atlantic
Deal found 15/9£804
Wed 26/1108:40LCY - STL
2 stops20h 43mVirgin Atlantic
Sun 30/1110:45STL - LCY
2 stops14h 30mVirgin Atlantic
Deal found 16/9£810
Thu 2/1008:45LCY - STL
2 stops19h 15mMultiple Airlines
Thu 16/1009:20STL - LCY
2 stops17h 00mMultiple Airlines
Deal found 16/9£819
Mon 24/1109:20LCY - STL
2 stops17h 26mVirgin Atlantic
Mon 1/1219:02STL - LCY
2 stops18h 33mVirgin Atlantic
Deal found 15/9£845

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 17 September 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

Tue 7/10

08:45-22:00

2 stops19h 15m

Lambert-St Louis

Wed 22/10

12:25-12:30

2 stops18h 05m

£663

LondonSt. Louis

LCY - STL

LCYSTL

London City

Mon 12/1

10:00-23:40

2 stops19h 40m

Lambert-St Louis

Mon 26/1

10:45-08:10

2 stops15h 25m

£675

LondonSt. Louis

LCY - STL

LCYSTL

London City

Mon 12/1

09:50-22:00

2 stops18h 10m

Lambert-St Louis

Mon 26/1

09:57-09:15

2 stops17h 18m

£703

LondonSt. Louis

LCY - STL

LCYSTL

London City

Thu 4/12

08:40-23:28

2 stops20h 48m

Lambert-St Louis

Mon 8/12

10:45-07:15

2 stops14h 30m

£732

LondonSt. Louis

LCY - STL

LCYSTL

London City

Sat 8/11

08:40-22:04

2 stops19h 24m

Lambert-St Louis

Sat 22/11

10:45-17:20

2 stops24h 35m

£743

LondonSt. Louis

LCY - STL

LCYSTL

London City

Fri 31/10

17:15-15:46

2 stops27h 31m

Lambert-St Louis

Fri 7/11

11:49-11:40

2 stops17h 51m

£762

LondonSt. Louis

LCY - STL

LCYSTL

London City

Thu 1/1

09:40-15:29

2 stops35h 49m

Lambert-St Louis

Thu 29/1

16:05-12:50

2 stops14h 45m

£780

LondonSt. Louis

LCY - STL

LCYSTL

London City

Thu 4/12

18:15-13:55

1 stop25h 40m

Lambert-St Louis

Mon 8/12

11:50-09:15

2 stops15h 25m

£798

LondonSt. Louis

LCY - STL

LCYSTL

London City

Wed 26/11

08:40-23:23

2 stops20h 43m

Lambert-St Louis

Sun 30/11

10:45-07:15

2 stops14h 30m

£810

LondonSt. Louis

LCY - STL

LCYSTL

London City

Thu 16/10

08:45-19:42

2 stops16h 57m

Lambert-St Louis

Thu 23/10

11:39-12:30

2 stops18h 51m

£814

Flights are sorted by cheapest return flights first.

Deals found on 13/9

Showing 1-10 of 18 results
1
2

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 40m. Virgin Atlantic provides one of the quickest options available for as low as £675. Airlines will cover a distance of 4205 mi.

  • What are the cheapest airlines to fly from London City Airport to St. Louis one-way?

    The cheapet airlines for a one-way flight from London City Airport to St. Louis are Iberia (£841), Virgin Atlantic (£952), and Delta (£1,207).

  • 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.