Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Illinois to London from $370

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 4/20. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Illinois to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
SWISS Logo
2:20 pm - 8:40 am
ORD
-
LCY
12h 20m
1 stop
SWISS Logo
9:15 am - 3:55 pm
LCY
-
ORD
12h 40m
1 stop
$702SWISS
Wed, Apr 15 - Tue, Apr 21
SWISS Logo
7:05 pm - 5:25 pm
ORD
-
LCY
16h 20m
1 stop
SWISS Logo
9:15 am - 3:55 pm
LCY
-
ORD
12h 40m
1 stop
$706SWISS
Wed, May 6 - Tue, May 12
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
$711SWISS
Tue, Aug 25 - Tue, Sep 8
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
$713SWISS
Tue, Apr 14 - Thu, Apr 23
Lufthansa Logo
10:30 pm - 5:55 pm
ORD
-
LCY
13h 25m
1 stop
Lufthansa Logo
9:15 am - 7:55 pm
LCY
-
ORD
16h 40m
1 stop
$722Lufthansa
Tue, Apr 7 - Tue, Apr 14
Lufthansa Logo
10:30 pm - 5:55 pm
ORD
-
LCY
13h 25m
1 stop
Lufthansa Logo
9:15 am - 9:20 pm
LCY
-
ORD
18h 05m
2 stops
$731Lufthansa
Wed, Apr 15 - Wed, Apr 22
Virgin Atlantic Logo
4:50 pm - 5:20 pm
ORD
-
LCY
18h 30m
1 stop
Virgin Atlantic Logo
5:50 pm - 2:15 pm
LCY
-
ORD
26h 25m
1 stop
$732Virgin Atlantic
Wed, Apr 22 - Mon, Apr 27
Delta Logo
6:32 am - 4:40 pm
STL
-
LCY
28h 08m
2 stops
Delta Logo
10:00 am - 2:29 pm
LCY
-
STL
34h 29m
2 stops
$757Delta
Sun, Apr 5 - Tue, Apr 14
Delta Logo
6:32 am - 9:45 am
STL
-
LCY
21h 13m
2 stops
Delta Logo
9:20 am - 11:39 am
LCY
-
STL
56h 19m
2 stops
$763Delta
Sun, Apr 5 - Mon, Apr 13
Iberia Logo
12:55 pm - 8:35 am
STL
-
LCY
37h 40m
2 stops
Iberia Logo
7:15 pm - 10:17 pm
LCY
-
STL
33h 02m
2 stops
$771Iberia
Wed, Apr 15 - Wed, Apr 22

SWISS flights from Illinois to London City Airport

Our best SWISS deals on Illinois to London City Airport flight tickets
SWISS
Apr 15
ORD2:20 pmChicago O'Hare Intl
12h 20m
1 stop
LCY8:40 amLondon City
Apr 21
LCY9:15 amLondon City
12h 40m
1 stop
ORD3:55 pmChicago O'Hare Intl
$702
SWISS
May 6
ORD7:05 pmChicago O'Hare Intl
16h 20m
1 stop
LCY5:25 pmLondon City
May 12
LCY9:15 amLondon City
12h 40m
1 stop
ORD3:55 pmChicago O'Hare Intl
$706
SWISS
Aug 25
ORD7:05 pmChicago O'Hare Intl
11h 30m
1 stop
LCY12:35 pmLondon City
Sep 8
LCY9:15 amLondon City
12h 40m
1 stop
ORD3:55 pmChicago O'Hare Intl
$711

Lufthansa flights from Illinois to London City Airport

Our best Lufthansa deals on Illinois to London City Airport flight tickets
Lufthansa
Apr 7
ORD10:30 pmChicago O'Hare Intl
13h 25m
1 stop
LCY5:55 pmLondon City
Apr 14
LCY9:15 amLondon City
16h 40m
1 stop
ORD7:55 pmChicago O'Hare Intl
$722
Lufthansa
Apr 15
ORD10:30 pmChicago O'Hare Intl
13h 25m
1 stop
LCY5:55 pmLondon City
Apr 22
LCY9:15 amLondon City
18h 05m
2 stops
ORD9:20 pmChicago O'Hare Intl
$731
Lufthansa
Apr 15
ORD9:40 pmChicago O'Hare Intl
14h 15m
2 stops
LCY5:55 pmLondon City
Apr 22
LCY9:15 amLondon City
18h 05m
2 stops
ORD9:20 pmChicago O'Hare Intl
$750

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 March 13, 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

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

Wed 4/15

2:20 pm-8:40 am

1 stop12h 20m

London City

Tue 4/21

9:15 am-3:55 pm

1 stop12h 40m

$702

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

Wed 5/6

7:05 pm-5:25 pm

1 stop16h 20m

London City

Tue 5/12

9:15 am-3:55 pm

1 stop12h 40m

$706
Quickest round-trip

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

Tue 8/25

7:05 pm-12:35 pm

1 stop11h 30m

London City

Tue 9/8

9:15 am-3:55 pm

1 stop12h 40m

$711

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

Tue 4/14

7:05 pm-12:35 pm

1 stop11h 30m

London City

Thu 4/23

9:15 am-3:55 pm

1 stop12h 40m

$713

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

Tue 4/7

10:30 pm-5:55 pm

1 stop13h 25m

London City

Tue 4/14

9:15 am-7:55 pm

1 stop16h 40m

$722

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

Wed 4/15

10:30 pm-5:55 pm

1 stop13h 25m

London City

Wed 4/22

9:15 am-9:20 pm

2 stops18h 05m

$731

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

Wed 4/22

4:50 pm-5:20 pm

1 stop18h 30m

London City

Mon 4/27

5:50 pm-2:15 pm

1 stop26h 25m

$732

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

Sun 4/5

6:32 am-4:40 pm

2 stops28h 08m

London City

Tue 4/14

10:00 am-2:29 pm

2 stops34h 29m

$757

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

Sun 4/5

6:32 am-9:45 am

2 stops21h 13m

London City

Mon 4/13

9:20 am-11:39 am

2 stops56h 19m

$763

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

Wed 4/15

12:55 pm-8:35 am

2 stops37h 40m

London City

Wed 4/22

7:15 pm-10:17 pm

2 stops33h 02m

$771

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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?

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

What airlines fly to London City Airport?

KLM, Delta and Virgin Atlantic are the top three most popular airlines that fly to London City Airport from Illinois according to our data. KLM is the first choice among our users, with 47% of people opting to fly with this airline when traveling to London City Airport. Keep in mind that there are 4 different airlines that fly to London City Airport on a routine basis, so you have a few additional options to choose from.

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 00m

Direct flights

None
The fastest flight from Illinois to London City Airport takes 10h 00m
There are no direct flights from Illinois to London City Airport. There are no popular flight routes from Illinois to London City Airport.
Search flight deals

  • 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
7.5
680 reviews
Search Virgin Atlantic flights
DeltaPriceFrom $730Free CancellationRating
7.9
8,283 reviews
Search Delta flights
KLMPriceFrom $740Free CancellationRating
7.8
1,471 reviews
Search KLM flights
SWISSPriceFrom $757Free CancellationRating
7.5
1,897 reviews
Search SWISS flights

Traveling to a place near London?

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

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.

An easier way to manage your London City Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 4/12
Sun 4/19
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to London

Popular cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo
Flights to London Heathrow Airportfrom $412
Flights to London Gatwick Airportfrom $418
Flights to London Stansted Airportfrom $348
Flights to London Luton Airportfrom $345
Flights to Glasgow Intl Airportfrom $494
Flights to Belfast Intl Airportfrom $621
Flights to London Southend Airportfrom $587
Flights to Belfast City Airportfrom $651