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Cheap flights from the United Kingdom to Illinois from $378

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from the United Kingdom to Illinois

Recent round-trip flight deals from the United Kingdom to Illinois

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:15 pm - 5:20 pmMAN  Manchester-ORD Chicago O'Hare Intl
29h 05m2 stops Kastrup Copenhagen Reykjavik Keflavik Intl
Multiple Airlines Logo
6:30 pm - 10:40 pmORD  Chicago O'Hare Intl-MAN Manchester
22h 10m2 stops Reykjavik Keflavik Intl Kastrup Copenhagen
$656Multiple Airlines
Thu, Nov 19 - Mon, Nov 23
Multiple Airlines Logo
6:55 am - 5:20 pmMAN  Manchester-ORD Chicago O'Hare Intl
16h 25m2 stops Dublin Reykjavik Keflavik Intl
Multiple Airlines Logo
6:30 pm - 1:40 pmORD  Chicago O'Hare Intl-MAN Manchester
13h 10m2 stops Reykjavik Keflavik Intl Dublin
$668Multiple Airlines
Fri, Jan 8 - Tue, Jan 12
United Airlines Logo
6:10 am - 2:40 pmMAN  Manchester-ORD Chicago O'Hare Intl
38h 30m2 stops Brussels Bruxelles-National Washington, D.C. Dulles Intl
United Airlines Logo
6:15 pm - 8:45 amORD  Chicago O'Hare Intl-MAN Manchester
32h 30m2 stops Atlanta Hartsfield-Jackson Toronto Pearson Intl
$672United Airlines
Fri, Nov 20 - Sat, Nov 21
British Airways Logo
11:00 am - 1:45 pmLHR  London Heathrow-ORD Chicago O'Hare Intl
8h 45mnonstop
British Airways Logo
9:50 pm - 11:35 amORD  Chicago O'Hare Intl-LHR London Heathrow
7h 45mnonstop
$691British Airways
Thu, Nov 19 - Mon, Nov 30
TAP AIR PORTUGAL Logo
4:00 pm - 3:30 pmLGW  London Gatwick-ORD Chicago O'Hare Intl
29h 30m1 stop Lisbon Humberto Delgado
TAP AIR PORTUGAL Logo
8:10 pm - 8:20 amORD  Chicago O'Hare Intl-LGW London Gatwick
30h 10m2 stops Lisbon Humberto Delgado Porto
$692TAP AIR PORTUGAL
Thu, Dec 3 - Fri, Dec 11
British Airways Logo
11:00 am - 1:45 pmLHR  London Heathrow-ORD Chicago O'Hare Intl
8h 45mnonstop
British Airways Logo
5:10 pm - 6:55 amORD  Chicago O'Hare Intl-LHR London Heathrow
7h 45mnonstop
$694British Airways
Mon, Nov 23 - Fri, Nov 27
TAP AIR PORTUGAL Logo
9:35 pm - 3:30 pmLGW  London Gatwick-ORD Chicago O'Hare Intl
47h 55m2 stops Porto Lisbon Humberto Delgado
TAP AIR PORTUGAL Logo
7:00 pm - 3:05 pmORD  Chicago O'Hare Intl-LGW London Gatwick
14h 05m1 stop Lisbon Humberto Delgado
$695TAP AIR PORTUGAL
Mon, Nov 9 - Wed, Nov 18
United Airlines Logo
1:45 pm - 4:15 pmLHR  London Heathrow-ORD Chicago O'Hare Intl
32h 30m1 stop Zurich
United Airlines Logo
6:17 pm - 8:30 amORD  Chicago O'Hare Intl-LHR London Heathrow
32h 13m1 stop Toronto Pearson Intl
$697United Airlines
Fri, Nov 6 - Sat, Nov 7
Aer Lingus Logo
9:10 am - 6:20 pmBHX  Birmingham-ORD Chicago O'Hare Intl
15h 10m1 stop Dublin
Aer Lingus Logo
3:55 pm - 10:50 amORD  Chicago O'Hare Intl-BHX Birmingham
12h 55m1 stop Dublin
$738Aer Lingus
Fri, Nov 6 - Thu, Nov 12
Aer Lingus Logo
8:10 am - 2:10 pmMAN  Manchester-ORD Chicago O'Hare Intl
12h 00m1 stop Dublin
Aer Lingus Logo
3:55 pm - 7:35 amORD  Chicago O'Hare Intl-MAN Manchester
9h 40m1 stop Dublin
$741Aer Lingus
Wed, Nov 11 - Wed, Nov 18

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Icelandair flights from United Kingdom to Illinois

Our best Icelandair deals on United Kingdom to Illinois flight tickets
Icelandair
Dec 1
MAN11:55 amManchester
11h 25m
1 stop
ORD5:20 pmChicago O'Hare Intl
Dec 7
ORD6:30 pmChicago O'Hare Intl
10h 15m
1 stop
MAN10:45 amManchester
$721
Icelandair
Dec 3
MAN11:55 amManchester
11h 25m
1 stop
ORD5:20 pmChicago O'Hare Intl
Dec 8
ORD6:30 pmChicago O'Hare Intl
10h 15m
1 stop
MAN10:45 amManchester
$760
Icelandair
Nov 4
LGW11:55 amLondon Gatwick
11h 25m
1 stop
ORD5:20 pmChicago O'Hare Intl
Nov 12
ORD6:30 pmChicago O'Hare Intl
10h 25m
1 stop
LGW10:55 amLondon Gatwick
$761

Air France flights from United Kingdom to Illinois

Our best Air France deals on United Kingdom to Illinois flight tickets
Air France
Nov 21
BHX6:00 amBirmingham
16h 15m
1 stop
ORD4:15 pmChicago O'Hare Intl
Dec 4
ORD6:25 pmChicago O'Hare Intl
13h 10m
1 stop
BHX1:35 pmBirmingham
$808
Air France
Nov 26
BHX6:00 amBirmingham
19h 05m
2 stops
ORD7:05 pmChicago O'Hare Intl
Dec 9
ORD2:41 pmChicago O'Hare Intl
13h 04m
2 stops
BHX9:45 amBirmingham
$835
Air France
Nov 21
NCL6:20 amNewcastle upon Tyne
15h 55m
1 stop
ORD4:15 pmChicago O'Hare Intl
Nov 28
ORD7:05 amChicago O'Hare Intl
21h 25m
2 stops
NCL10:30 amNewcastle upon Tyne
$900

momondo Fare Finder

 
Use the filters below to find and compare flights from the United Kingdom to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ManchesterChicago

MAN Manchester - ORD Chicago O'Hare Intl

MANORD

Manchester

Thu 11/19

6:15 pm-5:20 pm

2 stops29h 05m

Chicago O'Hare Intl

Mon 11/23

6:30 pm-10:40 pm

2 stops22h 10m

$656

ManchesterChicago

MAN Manchester - ORD Chicago O'Hare Intl

MANORD

Manchester

Fri 1/8

6:55 am-5:20 pm

2 stops16h 25m

Chicago O'Hare Intl

Tue 1/12

6:30 pm-1:40 pm

2 stops13h 10m

$668

ManchesterChicago

MAN Manchester - ORD Chicago O'Hare Intl

MANORD

Manchester

Fri 11/20

6:10 am-2:40 pm

2 stops38h 30m

Chicago O'Hare Intl

Sat 11/21

6:15 pm-8:45 am

2 stops32h 30m

$672
Quickest round-trip

LondonChicago

LHR London Heathrow - ORD Chicago O'Hare Intl

LHRORD

London Heathrow

Thu 11/19

11:00 am-1:45 pm

Nonstop8h 45m

Chicago O'Hare Intl

Mon 11/30

9:50 pm-11:35 am

Nonstop7h 45m

$691

LondonChicago

LGW London Gatwick - ORD Chicago O'Hare Intl

LGWORD

London Gatwick

Thu 12/3

4:00 pm-3:30 pm

1 stop29h 30m

Chicago O'Hare Intl

Fri 12/11

8:10 pm-8:20 am

2 stops30h 10m

$692

LondonChicago

LHR London Heathrow - ORD Chicago O'Hare Intl

LHRORD

London Heathrow

Mon 11/23

11:00 am-1:45 pm

Nonstop8h 45m

Chicago O'Hare Intl

Fri 11/27

5:10 pm-6:55 am

Nonstop7h 45m

$694

LondonChicago

LGW London Gatwick - ORD Chicago O'Hare Intl

LGWORD

London Gatwick

Mon 11/9

9:35 pm-3:30 pm

2 stops47h 55m

Chicago O'Hare Intl

Wed 11/18

7:00 pm-3:05 pm

1 stop14h 05m

$695

LondonChicago

LHR London Heathrow - ORD Chicago O'Hare Intl

LHRORD

London Heathrow

Fri 11/6

1:45 pm-4:15 pm

1 stop32h 30m

Chicago O'Hare Intl

Sat 11/7

6:17 pm-8:30 am

1 stop32h 13m

$697

BirminghamChicago

BHX Birmingham - ORD Chicago O'Hare Intl

BHXORD

Birmingham

Fri 11/6

9:10 am-6:20 pm

1 stop15h 10m

Chicago O'Hare Intl

Thu 11/12

3:55 pm-10:50 am

1 stop12h 55m

$738

ManchesterChicago

MAN Manchester - ORD Chicago O'Hare Intl

MANORD

Manchester

Wed 11/11

8:10 am-2:10 pm

1 stop12h 00m

Chicago O'Hare Intl

Wed 11/18

3:55 pm-7:35 am

1 stop9h 40m

$741

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 Illinois from

How to get the cheapest flight ticket from United Kingdom to Illinois

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 month to fly to Illinois?

The cheapest month to fly to Illinois from United Kingdom is in February. Flight prices, which tend to average around $677, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $749.

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from United Kingdom to Illinois is on a Friday when prices can be found for as low as $892. Flights from United Kingdom to Illinois on a Sunday will generally be more expensive and average around $1,126. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is at noon. Flights from United Kingdom to Illinois during this time can be as low as $925. Flights in the afternoon are often more expensive with an average ticket price of $1,023.

What is the cheapest United Kingdom to Illinois flight route?

Fly from London Heathrow to Chicago O'Hare Intl for the best United Kingdom - Illinois flight prices

How far in advance should I book a flight from the United Kingdom to Illinois?

You are more likely to see cheaper flights to Illinois from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $899 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from United Kingdom for as low as $809 on momondo.

What cabin class options are available on United Kingdom to Illinois flights?

There are 4 cabin classes available to choose from on United Kingdom to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on United Kingdom to Illinois flights?

You could potentially save up to 11% on your flight if you consider stops on a United Kingdom to Illinois flight.

Cheap United Kingdom to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United Kingdom to Illinois

Best Price Found

$378

Fastest flight time

8h 40m

Direct flights

Every day

Airports in Illinois

98 airports
The best one-way flight to Illinois from United Kingdom in the past 72 hours is $378. The best round-trip flight deal from United Kingdom to Illinois found on momondo in the last 72 hours is $656.
The fastest flight from United Kingdom to Illinois takes 8h 40m
Direct flights go from United Kingdom to Illinois every day.
There are 98 airports in Illinois. From United Kingdom there are direct flights to Chicago O'Hare Intl (ORD).
Search flight deals

Frequently asked questions about flying from the United Kingdom to Illinois

  • When did momondo last update prices for flights from United Kingdom to Illinois?

    Prices for flights from United Kingdom to Illinois are updated daily.

  • How many operators does momondo search for flights from United Kingdom to Illinois?

  • How old do you have to be to fly from United Kingdom to Illinois?

    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 United Kingdom to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from United Kingdom to Illinois?

Best airlines flying from United Kingdom to Illinois

Compare and see reviews for airlines that fly from United Kingdom to Illinois with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $421Free CancellationRating
7.0
766 reviews
Search Icelandair flights
British AirwaysPriceFrom $598Free CancellationRating
6.7
8,273 reviews
Search British Airways flights
American AirlinesPriceFrom $614Free CancellationRating
7.0
12,193 reviews
Search American Airlines flights
Aer LingusPriceFrom $655Free CancellationRating
7.3
1,863 reviews
Search Aer Lingus flights
TAP AIR PORTUGALPriceFrom $666Free CancellationRating
7.2
2,386 reviews
Search TAP AIR PORTUGAL flights
LufthansaPriceFrom $703Free CancellationRating
6.8
8,294 reviews
Search Lufthansa flights
United AirlinesPriceFrom $895Free CancellationRating
7.3
10,443 reviews
Search United Airlines flights

Why use momondo?

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

Finding the right flight to Illinois from United Kingdom is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Illinois quick and easy, saving you time and money.

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

Flights from United Kingdom to Illinois with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from United Kingdom to Illinois?

momondo helps you find the best flight between United Kingdom and Illinois by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of United Kingdom to Illinois flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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