Cheap flights from St. Louis to London from £330

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 1/5. 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
1 adult, Economy, 0 bags
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Cheap return flights

Enter your travel dates to find the best prices.
Lufthansa Logo
15:30 - 17:55
STL
-
LCY
20h 25m
1 stop
Lufthansa Logo
09:15 - 23:00
LCY
-
STL
19h 45m
2 stops
£586Lufthansa
Wed, 19 Aug - Fri, 28 Aug
Lufthansa Logo
15:30 - 17:55
STL
-
LCY
20h 25m
1 stop
Lufthansa Logo
09:15 - 23:00
LCY
-
STL
19h 45m
2 stops
£587Lufthansa
Wed, 19 Aug - Fri, 28 Aug
Lufthansa Logo
15:30 - 17:55
STL
-
LCY
20h 25m
1 stop
Lufthansa Logo
09:15 - 23:00
LCY
-
STL
19h 45m
2 stops
£587Lufthansa
Wed, 19 Aug - Fri, 28 Aug
Lufthansa Logo
19:09 - 17:55
STL
-
LCY
16h 46m
2 stops
Lufthansa Logo
09:15 - 22:56
LCY
-
STL
19h 41m
2 stops
£589Lufthansa
Tue, 5 May - Tue, 19 May
Lufthansa Logo
18:35 - 17:55
STL
-
LCY
17h 20m
2 stops
Lufthansa Logo
09:15 - 23:11
LCY
-
STL
19h 56m
2 stops
£590Lufthansa
Mon, 30 Mar - Wed, 8 Apr
Lufthansa Logo
19:09 - 17:55
STL
-
LCY
16h 46m
2 stops
Lufthansa Logo
09:15 - 22:56
LCY
-
STL
19h 41m
2 stops
£590Lufthansa
Tue, 5 May - Tue, 19 May
Iberia Logo
14:33 - 08:35
STL
-
LCY
36h 02m
2 stops
Iberia Logo
19:15 - 19:33
LCY
-
STL
30h 18m
2 stops
£600Iberia
Wed, 22 Apr - Mon, 27 Apr
Delta Logo
13:46 - 08:50
STL
-
LCY
37h 04m
2 stops
Delta Logo
09:20 - 23:13
LCY
-
STL
19h 53m
2 stops
£608Delta
Wed, 22 Apr - Wed, 29 Apr
Delta Logo
10:50 - 08:50
STL
-
LCY
40h 00m
2 stops
Delta Logo
10:00 - 23:13
LCY
-
STL
43h 13m
2 stops
£608Delta
Wed, 22 Apr - Thu, 30 Apr
Delta Logo
14:18 - 09:30
STL
-
LCY
13h 12m
2 stops
Delta Logo
07:45 - 16:45
LCY
-
STL
15h 00m
2 stops
£609Delta
Wed, 19 Aug - Fri, 28 Aug

Delta flights from St. Louis to London City Airport

Our best Delta deals on St. Louis to London City Airport flight tickets
Delta
22 Apr
STL13:46Lambert-St Louis
37h 04m
2 stops
LCY08:50London City
29 Apr
LCY09:20London City
19h 53m
2 stops
STL23:13Lambert-St Louis
£608
Delta
22 Apr
STL10:50Lambert-St Louis
40h 00m
2 stops
LCY08:50London City
30 Apr
LCY10:00London City
43h 13m
2 stops
STL23:13Lambert-St Louis
£608
Delta
19 Aug
STL14:18Lambert-St Louis
13h 12m
2 stops
LCY09:30London City
28 Aug
LCY07:45London City
15h 00m
2 stops
STL16:45Lambert-St Louis
£609

Lufthansa flights from St. Louis to London City Airport

Our best Lufthansa deals on St. Louis to London City Airport flight tickets
Lufthansa
19 Aug
STL15:30Lambert-St Louis
20h 25m
1 stop
LCY17:55London City
28 Aug
LCY09:15London City
19h 45m
2 stops
STL23:00Lambert-St Louis
£586
Lufthansa
19 Aug
STL15:30Lambert-St Louis
20h 25m
1 stop
LCY17:55London City
28 Aug
LCY09:15London City
19h 45m
2 stops
STL23:00Lambert-St Louis
£587
Lufthansa
19 Aug
STL15:30Lambert-St Louis
20h 25m
1 stop
LCY17:55London City
28 Aug
LCY09:15London City
19h 45m
2 stops
STL23:00Lambert-St Louis
£587

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 14 March 2026.
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

Cheapest return flight

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

Wed 19/8

15:30-17:55

1 stop20h 25m

London City

Fri 28/8

09:15-23:00

2 stops19h 45m

£586

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

Wed 19/8

15:30-17:55

1 stop20h 25m

London City

Fri 28/8

09:15-23:00

2 stops19h 45m

£587

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

Wed 19/8

15:30-17:55

1 stop20h 25m

London City

Fri 28/8

09:15-23:00

2 stops19h 45m

£587

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

Tue 5/5

19:09-17:55

2 stops16h 46m

London City

Tue 19/5

09:15-22:56

2 stops19h 41m

£589

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

Mon 30/3

18:35-17:55

2 stops17h 20m

London City

Wed 8/4

09:15-23:11

2 stops19h 56m

£590

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

Tue 5/5

19:09-17:55

2 stops16h 46m

London City

Tue 19/5

09:15-22:56

2 stops19h 41m

£590

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

Wed 22/4

14:33-08:35

2 stops36h 02m

London City

Mon 27/4

19:15-19:33

2 stops30h 18m

£600

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

Wed 22/4

13:46-08:50

2 stops37h 04m

London City

Wed 29/4

09:20-23:13

2 stops19h 53m

£608

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

Wed 22/4

10:50-08:50

2 stops40h 00m

London City

Thu 30/4

10:00-23:13

2 stops43h 13m

£608
Fastest return journey

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

Wed 19/8

14:18-09:30

2 stops13h 12m

London City

Fri 28/8

07:45-16:45

2 stops15h 00m

£609

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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2

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?

Aer Lingus is the most popular carrier 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

Fastest flight time

13h 25m

Direct flights

None
The fastest flight from St. Louis to London City Airport takes 13h 25m
There are no direct flights from St. Louis to London City Airport. There are no popular flight routes from St. Louis to 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 13h 25m.

  • 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
Gatwick
Maidstone
Slough
Southend-on-Sea
Ipswich
Canterbury
Ilford
Wembley
Guildford
Chelmsford
Hayes
Dover
Folkestone
Ramsgate
Worthing
Colchester
Chichester

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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1 adult
Mon 13/4
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