Cheap flights from St. Louis to London from £310

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to London departing on 16/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Cheap return flights

 Logo
16:05 - 12:50STL-LCY
14h 45m2 stops
 Logo
09:50 - 15:29LCY-STL
35h 39m2 stops
Wed, 14 Jan - Wed, 21 Jan
Lufthansa Logo
15:50 - 09:05STL-LCY
11h 15m1 stop
Lufthansa Logo
18:15 - 13:55LCY-STL
25h 40m1 stop
£456Lufthansa
Find Deal
Wed, 5 Nov - Thu, 13 Nov
 Logo
16:05 - 12:50STL-LCY
14h 45m2 stops
 Logo
09:50 - 15:29LCY-STL
35h 39m2 stops
Wed, 28 Jan - Wed, 4 Feb
British Airways Logo
17:32 - 11:55STL-LCY
36h 23m2 stops
British Airways Logo
16:05 - 20:48LCY-STL
34h 43m2 stops
£476British Airways
Find Deal
Sun, 24 Aug - Fri, 5 Sep
Lufthansa Logo
15:30 - 18:35STL-LCY
21h 05m1 stop
Lufthansa Logo
09:50 - 23:44LCY-STL
18h 54m2 stops
£485Lufthansa
Find Deal
Wed, 15 Oct - Wed, 29 Oct
Lufthansa Logo
17:30 - 16:25STL-LCY
16h 55m2 stops
Lufthansa Logo
19:10 - 15:44LCY-STL
26h 34m2 stops
£496Lufthansa
Find Deal
Mon, 25 Aug - Tue, 16 Sep
 Logo
15:20 - 12:30STL-LCY
15h 10m2 stops
 Logo
08:45 - 18:23LCY-STL
15h 38m2 stops
Tue, 9 Sep - Tue, 16 Sep
 Logo
11:27 - 12:30STL-LCY
19h 03m2 stops
 Logo
08:45 - 18:23LCY-STL
15h 38m2 stops
Tue, 9 Sep - Tue, 16 Sep
Delta Logo
11:29 - 07:15STL-LCY
13h 46m2 stops
Delta Logo
10:00 - 19:00LCY-STL
15h 00m2 stops
£545Delta
Find Deal
Wed, 27 Aug - Mon, 8 Sep
Delta Logo
13:26 - 09:30STL-LCY
14h 04m2 stops
Delta Logo
10:00 - 21:15LCY-STL
17h 15m2 stops
£582Delta
Find Deal
Thu, 25 Sep - Mon, 29 Sep

Delta flights from St. Louis to London City Airport

Our best Delta deals on St. Louis to London City Airport flight tickets
Delta
27 Aug
STL11:29Lambert-St Louis
13h 46m
2 stops
LCY07:15London City
8 Sept
LCY10:00London City
15h 00m
2 stops
STL19:00Lambert-St Louis
Delta
25 Sept
STL13:26Lambert-St Louis
14h 04m
2 stops
LCY09:30London City
29 Sept
LCY10:00London City
17h 15m
2 stops
STL21:15Lambert-St Louis
Delta
19 Aug
STL14:15Lambert-St Louis
13h 15m
2 stops
LCY09:30London City
26 Aug
LCY07:45London City
17h 16m
2 stops
STL19:01Lambert-St Louis

Lufthansa flights from St. Louis to London City Airport

Our best Lufthansa deals on St. Louis to London City Airport flight tickets
Lufthansa
5 Nov
STL15:50Lambert-St Louis
11h 15m
1 stop
LCY09:05London City
13 Nov
LCY18:15London City
25h 40m
1 stop
STL13:55Lambert-St Louis
Lufthansa
15 Oct
STL15:30Lambert-St Louis
21h 05m
1 stop
LCY18:35London City
29 Oct
LCY09:50London City
18h 54m
2 stops
STL23:44Lambert-St Louis
Lufthansa
25 Aug
STL17:30Lambert-St Louis
16h 55m
2 stops
LCY16:25London City
16 Sept
LCY19:10London City
26h 34m
2 stops
STL15:44Lambert-St Louis

momondo Fare Finder

 
Customise your flight search to find flights from St. Louis to London City Airport 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, momondo users made 279,928 searches. Data last updated 15 August 2025.
Use the filters below to find and compare flights from St. Louis to London City Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

Wed 14/1

16:05-12:50

2 stops14h 45m

London City

Wed 21/1

09:50-15:29

2 stops35h 39m

£428

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

Wed 5/11

15:50-09:05

1 stop11h 15m

London City

Thu 13/11

18:15-13:55

1 stop25h 40m

£456

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

Wed 28/1

16:05-12:50

2 stops14h 45m

London City

Wed 4/2

09:50-15:29

2 stops35h 39m

£473

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

Sun 24/8

17:32-11:55

2 stops36h 23m

London City

Fri 5/9

16:05-20:48

2 stops34h 43m

£476

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

Wed 15/10

15:30-18:35

1 stop21h 05m

London City

Wed 29/10

09:50-23:44

2 stops18h 54m

£485

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

Mon 25/8

17:30-16:25

2 stops16h 55m

London City

Tue 16/9

19:10-15:44

2 stops26h 34m

£496

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

Tue 9/9

15:20-12:30

2 stops15h 10m

London City

Tue 16/9

08:45-18:23

2 stops15h 38m

£504

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

Tue 9/9

11:27-12:30

2 stops19h 03m

London City

Tue 16/9

08:45-18:23

2 stops15h 38m

£504

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

Wed 27/8

11:29-07:15

2 stops13h 46m

London City

Mon 8/9

10:00-19:00

2 stops15h 00m

£545

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

Thu 25/9

13:26-09:30

2 stops14h 04m

London City

Mon 29/9

10:00-21:15

2 stops17h 15m

£582

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from St. Louis to London City Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Lambert-St Louis to London City?

Lufthansa, British Airways, and Delta are the most popular carriers operating from Lambert-St Louis to London City

When to book flights from St. Louis to London City Airport

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to London City Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap St. Louis to London City Airport (STL to LCY) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to London City Airport

Best price found

£310

Fastest flight time

11h 15m

Direct flights

None
The best one-way flight to London City Airport from St. Louis in the past 72 hours is £310. The best return flight deal from St. Louis to London City Airport found on momondo in the last 72 hours is £428.
The fastest flight from St. Louis to London City Airport takes 11h 15m
There are no direct flights from St. Louis to London City Airport. Popular non-direct route for this connection is Lambert-St Louis Airport - London City Airport.
  • How far is Lambert-St Louis to London City by plane?

    Lambert-St Louis and London City are 4204.2 mi apart from one another. A reasonable flight in good conditions will take 11h 15m.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to London City Airport?

    Prices for flights from Lambert-St Louis Airport to London City Airport were last updated today.

  • How old do you have to be to fly from Lambert-St Louis Airport to London City Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Lambert-St Louis Airport to London City Airport.

  • What documentation or ID do you need to fly to London City Airport?

    The travel and health documents you'll need for your trip to London City Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London City Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Slough
Maidstone
Gatwick
Southend-on-Sea
Canterbury
Ipswich
Ilford
Guildford
Colchester
Worthing
Hounslow
Dartford
Dover
Chelmsford
Hayes
Bedford
Winchester

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to London?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from St. Louis to London for you.

Can I find flights from St. Louis to London with flexible booking policies on momondo?

All flight searches from St. Louis to London on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from St. Louis to London?

momondo provides multiple filters to help you find the best flight to London from St. Louis. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from St. Louis to London right now. Can momondo alert me if prices change?

Yes. momondo can track prices for St. Louis to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Wed 20/8
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