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Cheap flights from Illinois to London from £273

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to London departing on 14/1. 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

Enter your travel dates to find the best prices.
Multiple Airlines Logo
22:35 - 16:40ORD-LCY
12h 05m1 stop
Multiple Airlines Logo
09:15 - 16:20LCY-ORD
13h 05m1 stop
£474Multiple Airlines
Find Deal
Sun, 7 Dec - Tue, 16 Dec
Multiple Airlines Logo
22:35 - 16:40ORD-LCY
12h 05m1 stop
Multiple Airlines Logo
09:15 - 16:20LCY-ORD
13h 05m1 stop
£474Multiple Airlines
Find Deal
Sun, 7 Dec - Tue, 16 Dec
SWISS Logo
16:10 - 08:40ORD-LCY
34h 30m1 stop
SWISS Logo
09:15 - 16:20LCY-ORD
13h 05m1 stop
£475SWISS
Find Deal
Sun, 7 Dec - Tue, 16 Dec
SWISS Logo
18:50 - 12:55ORD-LCY
12h 05m1 stop
SWISS Logo
17:50 - 16:20LCY-ORD
28h 30m1 stop
£481SWISS
Find Deal
Wed, 14 Jan - Mon, 19 Jan
SWISS Logo
18:50 - 12:55ORD-LCY
12h 05m1 stop
SWISS Logo
09:20 - 16:20LCY-ORD
13h 00m1 stop
£482SWISS
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Wed, 28 Jan - Fri, 6 Feb
Delta Logo
12:49 - 08:10STL-LCY
13h 21m2 stops
Delta Logo
08:40 - 22:16LCY-STL
19h 36m2 stops
£505Delta
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Mon, 8 Dec - Wed, 24 Dec
Lufthansa Logo
18:42 - 16:40STL-LCY
15h 58m2 stops
Lufthansa Logo
17:15 - 17:03LCY-STL
29h 48m2 stops
£521Lufthansa
Find Deal
Wed, 3 Dec - Wed, 10 Dec
Lufthansa Logo
15:50 - 09:05STL-LCY
11h 15m1 stop
Lufthansa Logo
09:50 - 23:59LCY-STL
20h 09m2 stops
£522Lufthansa
Find Deal
Wed, 14 Jan - Tue, 20 Jan
Delta Logo
17:59 - 13:15MDW-LCY
14h 16m2 stops
Delta Logo
08:40 - 18:34LCY-MDW
14h 54m2 stops
£1,057Delta
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Sat, 21 Mar - Sat, 28 Mar
Virgin Atlantic Logo
11:21 - 09:30MDW-LCY
16h 09m2 stops
Virgin Atlantic Logo
09:20 - 18:36LCY-MDW
39h 16m2 stops
£1,173Virgin Atlantic
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Sun, 18 Jan - Thu, 22 Jan

Delta flights from Illinois to London City Airport

Our best Delta deals on Illinois to London City Airport flight tickets
Delta
3 Dec
ORD16:25Chicago O'Hare Intl
9h 45m
1 stop
LCY08:10London City
24 Dec
LCY09:20London City
11h 00m
1 stop
ORD14:20Chicago O'Hare Intl
£494
Find similar
Delta
30 Nov
ORD16:25Chicago O'Hare Intl
9h 45m
1 stop
LCY08:10London City
24 Dec
LCY08:40London City
18h 54m
2 stops
ORD21:34Chicago O'Hare Intl
£502
Find similar
Delta
8 Dec
STL12:49Lambert-St Louis
13h 21m
2 stops
LCY08:10London City
24 Dec
LCY07:45London City
20h 31m
2 stops
STL22:16Lambert-St Louis
£505
Find similar

British Airways flights from Illinois to London City Airport

Our best British Airways deals on Illinois to London City Airport flight tickets
British Airways
3 Dec
STL10:13Lambert-St Louis
20h 22m
2 stops
LCY12:35London City
15 Dec
LCY17:05London City
33h 33m
2 stops
STL20:38Lambert-St Louis
£581
Find similar
British Airways
2 Mar
STL13:36Lambert-St Louis
15h 14m
2 stops
LCY10:50London City
3 Mar
LCY19:15London City
29h 42m
2 stops
STL18:57Lambert-St Louis
£610
Find similar
British Airways
1 Jan
STL13:59Lambert-St Louis
17h 51m
2 stops
LCY13:50London City
22 Jan
LCY07:50London City
21h 22m
2 stops
STL23:12Lambert-St Louis
£711
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Illinois 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 22 November 2025.
Use the filters below to find and compare flights from Illinois to London City Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

Sun 7/12

22:35-16:40

1 stop12h 05m

London City

Tue 16/12

09:15-16:20

1 stop13h 05m

£474

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

Sun 7/12

22:35-16:40

1 stop12h 05m

London City

Tue 16/12

09:15-16:20

1 stop13h 05m

£474

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

Sun 7/12

16:10-08:40

1 stop34h 30m

London City

Tue 16/12

09:15-16:20

1 stop13h 05m

£475

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

Wed 14/1

18:50-12:55

1 stop12h 05m

London City

Mon 19/1

17:50-16:20

1 stop28h 30m

£481

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

Wed 28/1

18:50-12:55

1 stop12h 05m

London City

Fri 6/2

09:20-16:20

1 stop13h 00m

£482

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

Mon 8/12

12:49-08:10

2 stops13h 21m

London City

Wed 24/12

08:40-22:16

2 stops19h 36m

£505

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

Wed 3/12

18:42-16:40

2 stops15h 58m

London City

Wed 10/12

17:15-17:03

2 stops29h 48m

£521

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

Wed 14/1

15:50-09:05

1 stop11h 15m

London City

Tue 20/1

09:50-23:59

2 stops20h 09m

£522

ChicagoLondon

MDW - LCY

MDWLCY

Chicago Midway

Sat 21/3

17:59-13:15

2 stops14h 16m

London City

Sat 28/3

08:40-18:34

2 stops14h 54m

£1,057

ChicagoLondon

MDW - LCY

MDWLCY

Chicago Midway

Sun 18/1

11:21-09:30

2 stops16h 09m

London City

Thu 22/1

09:20-18:36

2 stops39h 16m

£1,173

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 Illinois 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 Illinois to London City?

SWISS, Delta, and Lufthansa are the most popular carriers operating from Illinois to London City

Cheap Illinois to London City Airport flight deals and tips

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

Direct flights

None
There are no direct flights from Illinois to London City Airport. There are no popular flight routes from Illinois to London City Airport.
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  • When did momondo last update prices for flights from Illinois to London City Airport?

    Prices for flights from Illinois to London City Airport refresh daily.

  • How old do you have to be to fly from Illinois to London City Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois to London City Airport.

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

    The travel and health documents required for your trip to London City Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London City Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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
Canterbury
Southend-on-Sea
Ipswich
Ilford
Guildford
Dover
Colchester
Chelmsford
Hayes
Worthing
Ramsgate
Dartford
Bedford
Winchester

Why use momondo?

Why should I use momondo to find a flight deal from Illinois 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 Illinois to London for you.

Can I find flights from Illinois to London with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to London from Illinois with this policy.

How can momondo help me find flights from Illinois to London?

Once you have performed a search for Illinois to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Illinois 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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