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Cheap flights from Illinois to London from $337

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 9/15. 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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Find the cheapest flights from Illinois to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Virgin Atlantic Logo
4:20 pm - 8:50 am
ORD
-
LCY
10h 30m
1 stop
Virgin Atlantic Logo
8:25 am - 2:30 pm
LCY
-
ORD
12h 05m
1 stop
$783Virgin Atlantic
sø., aug. 23 - on., sep. 2
Virgin Atlantic Logo
4:20 pm - 8:50 am
ORD
-
LCY
10h 30m
1 stop
Virgin Atlantic Logo
8:25 am - 2:30 pm
LCY
-
ORD
12h 05m
1 stop
$784Virgin Atlantic
sø., aug. 23 - on., sep. 2
SWISS Logo
7:05 pm - 12:35 pm
ORD
-
LCY
11h 30m
1 stop
SWISS Logo
9:15 am - 3:55 pm
LCY
-
ORD
12h 40m
1 stop
$837SWISS
ma., jul. 20 - ti., aug. 25
SWISS Logo
7:05 pm - 12:35 pm
ORD
-
LCY
11h 30m
1 stop
SWISS Logo
7:15 pm - 12:35 pm
LCY
-
ORD
23h 20m
1 stop
$841SWISS
ti., aug. 18 - ma., aug. 31
SWISS Logo
2:20 pm - 8:40 am
ORD
-
LCY
12h 20m
1 stop
SWISS Logo
7:15 pm - 12:35 pm
LCY
-
ORD
23h 20m
1 stop
$842SWISS
on., sep. 16 - ma., sep. 28
Delta Logo
10:45 am - 7:55 am
STL
-
LCY
15h 10m
2 stops
Delta Logo
10:00 am - 8:31 pm
LCY
-
STL
16h 31m
2 stops
$897Delta
sø., sep. 6 - to., sep. 17
Delta Logo
1:30 pm - 8:50 am
STL
-
LCY
13h 20m
2 stops
Delta Logo
9:20 am - 8:50 pm
LCY
-
STL
17h 30m
2 stops
$898Delta
on., sep. 2 - fr., sep. 11
Lufthansa Logo
3:30 pm - 5:55 pm
STL
-
LCY
20h 25m
1 stop
Lufthansa Logo
9:15 am - 11:00 pm
LCY
-
STL
19h 45m
2 stops
$1,034Lufthansa
on., aug. 19 - fr., aug. 28
Lufthansa Logo
3:30 pm - 5:55 pm
STL
-
LCY
20h 25m
1 stop
Lufthansa Logo
9:15 am - 11:00 pm
LCY
-
STL
19h 45m
2 stops
$1,035Lufthansa
ti., sep. 1 - to., sep. 10
Multiple Airlines Logo
8:30 pm - 5:55 pm
PIA
-
LCY
15h 25m
2 stops
Multiple Airlines Logo
9:15 am - 10:52 pm
LCY
-
PIA
19h 37m
2 stops
$1,286Multiple Airlines
ti., aug. 25 - to., sep. 3

SWISS flights from Illinois to London City Airport

Our best SWISS deals on Illinois to London City Airport flight tickets
SWISS
Jul 20
ORD7:05 pmChicago O'Hare Intl
11h 30m
1 stop
LCY12:35 pmLondon City
Aug 25
LCY9:15 amLondon City
12h 40m
1 stop
ORD3:55 pmChicago O'Hare Intl
$837
SWISS
May 6
ORD2:20 pmChicago O'Hare Intl
12h 20m
1 stop
LCY8:40 amLondon City
May 19
LCY9:15 amLondon City
12h 40m
1 stop
ORD3:55 pmChicago O'Hare Intl
$838
SWISS
May 6
ORD2:20 pmChicago O'Hare Intl
12h 20m
1 stop
LCY8:40 amLondon City
May 19
LCY9:15 amLondon City
12h 40m
1 stop
ORD3:55 pmChicago O'Hare Intl
$839

KLM flights from Illinois to London City Airport

Our best KLM deals on Illinois to London City Airport flight tickets
KLM
Sep 8
ORD4:20 pmChicago O'Hare Intl
10h 30m
1 stop
LCY8:50 amLondon City
Sep 16
LCY9:20 amLondon City
11h 10m
1 stop
ORD2:30 pmChicago O'Hare Intl
$889
KLM
May 3
ORD4:20 pmChicago O'Hare Intl
10h 50m
1 stop
LCY9:10 amLondon City
May 12
LCY8:25 amLondon City
11h 50m
1 stop
ORD2:15 pmChicago O'Hare Intl
$890
KLM
May 3
ORD4:20 pmChicago O'Hare Intl
10h 50m
1 stop
LCY9:10 amLondon City
May 20
LCY10:00 amLondon City
10h 30m
1 stop
ORD2:30 pmChicago O'Hare Intl
$891

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated april 30, 2026.
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

Cheapest round-trip
Quickest round-trip

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

sø. 8/23

4:20 pm-8:50 am

1 stop10h 30m

London City

on. 9/2

8:25 am-2:30 pm

1 stop12h 05m

$783

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

sø. 8/23

4:20 pm-8:50 am

1 stop10h 30m

London City

on. 9/2

8:25 am-2:30 pm

1 stop12h 05m

$784

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

ma. 7/20

7:05 pm-12:35 pm

1 stop11h 30m

London City

ti. 8/25

9:15 am-3:55 pm

1 stop12h 40m

$837

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

ti. 8/18

7:05 pm-12:35 pm

1 stop11h 30m

London City

ma. 8/31

7:15 pm-12:35 pm

1 stop23h 20m

$841

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

on. 9/16

2:20 pm-8:40 am

1 stop12h 20m

London City

ma. 9/28

7:15 pm-12:35 pm

1 stop23h 20m

$842

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

sø. 9/6

10:45 am-7:55 am

2 stops15h 10m

London City

to. 9/17

10:00 am-8:31 pm

2 stops16h 31m

$897

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

on. 9/2

1:30 pm-8:50 am

2 stops13h 20m

London City

fr. 9/11

9:20 am-8:50 pm

2 stops17h 30m

$898

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

on. 8/19

3:30 pm-5:55 pm

1 stop20h 25m

London City

fr. 8/28

9:15 am-11:00 pm

2 stops19h 45m

$1,034

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

ti. 9/1

3:30 pm-5:55 pm

1 stop20h 25m

London City

to. 9/10

9:15 am-11:00 pm

2 stops19h 45m

$1,035

PeoriaLondon

PIA - LCY

PIALCY

Greater Peoria

ti. 8/25

8:30 pm-5:55 pm

2 stops15h 25m

London City

to. 9/3

9:15 am-10:52 pm

2 stops19h 37m

$1,286

Flights are sorted by cheapest round-trip 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

Can stopping save me money on Illinois to London City Airport flights?

You could potentially save up to 5% on your flight if you consider stops on a Illinois to London City Airport flight.

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

Fastest flight time

10h 30m

Direct flights

None
The fastest flight from Illinois to London City Airport takes 10h 30m
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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Frequently asked questions about flying from Illinois to London City Airport

  • When did momondo last update prices for flights from Illinois to London City Airport?

    Prices for flights from Illinois to London City Airport were last updated today.

  • How many operators does momondo search for flights from Illinois to London City Airport?

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for 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 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.

Best airlines flying from Illinois to London City Airport

Compare and see reviews for airlines that fly from Illinois to London City Airport with momondo
Airline
Rating
Free Cancellation
Price
Virgin AtlanticPriceFrom $730Free CancellationRating
7.4
688 reviews
Search Virgin Atlantic flights
DeltaPriceFrom $730Free CancellationRating
7.9
8,465 reviews
Search Delta flights
KLMPriceFrom $740Free CancellationRating
7.8
1,512 reviews
Search KLM flights
SWISSPriceFrom $757Free CancellationRating
7.5
1,924 reviews
Search SWISS flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Gatwick
Milton Keynes
Dover
Luton
Hayes
Crawley
Slough
Wembley
Stansted
Watford
Croydon
Uxbridge
Brentwood
Dartford
Cobham
Folkestone
Romford
Harrow
Guildford

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to London?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Illinois to London. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Illinois to London flights to just show those with flexible booking policies.

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

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

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

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Illinois and alert you when they change.

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