What is the cheapest airline that flies from London Gatwick to Illinois?

SWISS, Delta, and JetBlue are the most popular carriers operating from London Gatwick to Illinois

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

There are 2 operators available for flights from London Gatwick Airport to Illinois as of March 2026.

How old do you have to be to fly from London Gatwick Airport 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 London Gatwick Airport to Illinois.

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

The travel and health documents you'll need for your trip to Illinois 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 Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£289 Cheap Flights from London Gatwick Airport to Illinois in 2026

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Find the cheapest flights from London Gatwick Airport to Illinois

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

15:40 - 18:15

LGW

ORD

32h 35m

1 stop

22:25 - 14:40

ORD

LGW

10h 15m

1 stop

£443Icelandair

Wed, 15 Apr - Sun, 19 Apr

15:40 - 18:15

LGW

ORD

32h 35m

1 stop

19:25 - 14:40

ORD

LGW

13h 15m

1 stop

£447Icelandair

Tue, 14 Apr - Wed, 22 Apr

15:40 - 21:25

LGW

ORD

11h 45m

1 stop

19:25 - 14:40

ORD

LGW

13h 15m

1 stop

£447Icelandair

Fri, 24 Apr - Mon, 27 Apr

15:40 - 18:15

LGW

ORD

32h 35m

1 stop

19:25 - 14:40

ORD

LGW

13h 15m

1 stop

£449Icelandair

Mon, 20 Apr - Mon, 27 Apr

14:00 - 08:04

LGW

MDW

24h 04m

1 stop

14:00 - 10:00

MDW

LGW

14h 00m

1 stop

£551Multiple Airlines

Sun, 19 Apr - Sun, 26 Apr

14:00 - 22:19

LGW

MDW

38h 19m

2 stops

07:30 - 06:20

MDW

LGW

16h 50m

1 stop

£557Multiple Airlines

Sun, 19 Apr - Sun, 26 Apr

10:25 - 22:28

LGW

MDW

18h 03m

2 stops

12:52 - 09:25

MDW

LGW

14h 33m

2 stops

£599Air France

Wed, 22 Apr - Wed, 29 Apr

20:40 - 18:28

LGW

CMI

27h 48m

2 stops

14:28 - 10:50

CMI

LGW

14h 22m

2 stops

£923Iberia

Mon, 4 May - Mon, 11 May

20:40 - 17:46

LGW

CMI

27h 06m

2 stops

20:20 - 20:00

CMI

LGW

41h 40m

2 stops

£980Iberia

Wed, 16 Sep - Sun, 20 Sep

10:25 - 21:44

LGW

EVV

17h 19m

2 stops

17:55 - 16:00

EVV

LGW

16h 05m

2 stops

£5,264Delta

Thu, 7 May - Thu, 14 May

Icelandair flights from London Gatwick Airport to Illinois

Our best Icelandair deals on London Gatwick Airport to Illinois flight tickets

Icelandair

15 Apr

LGW15:40London Gatwick

32h 35m

1 stop

ORD18:15Chicago O'Hare Intl

19 Apr

ORD22:25Chicago O'Hare Intl

10h 15m

1 stop

LGW14:40London Gatwick

£443

Icelandair

14 Apr

LGW15:40London Gatwick

32h 35m

1 stop

ORD18:15Chicago O'Hare Intl

22 Apr

ORD19:25Chicago O'Hare Intl

13h 15m

1 stop

LGW14:40London Gatwick

£447

Icelandair

24 Apr

LGW15:40London Gatwick

11h 45m

1 stop

ORD21:25Chicago O'Hare Intl

27 Apr

ORD19:25Chicago O'Hare Intl

13h 15m

1 stop

LGW14:40London Gatwick

£447

TAP AIR PORTUGAL flights from London Gatwick Airport to Illinois

Our best TAP AIR PORTUGAL deals on London Gatwick Airport to Illinois flight tickets

TAP AIR PORTUGAL

30 Apr

LGW14:50London Gatwick

31h 10m

1 stop

ORD16:00Chicago O'Hare Intl

9 May

ORD18:05Chicago O'Hare Intl

33h 40m

1 stop

LGW09:45London Gatwick

£462

TAP AIR PORTUGAL

31 Mar

LGW10:35London Gatwick

35h 25m

1 stop

ORD16:00Chicago O'Hare Intl

12 Apr

ORD18:00Chicago O'Hare Intl

20h 25m

2 stops

LGW20:25London Gatwick

£632

TAP AIR PORTUGAL

31 Mar

LGW21:15London Gatwick

24h 45m

2 stops

ORD16:00Chicago O'Hare Intl

12 Apr

ORD18:00Chicago O'Hare Intl

20h 25m

2 stops

LGW20:25London Gatwick

£653

momondo Fare Finder

Use the filters below to find and compare flights from London Gatwick Airport to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Wed 15/4

15:40-18:15

1 stop32h 35m

Chicago O'Hare Intl

Sun 19/4

22:25-14:40

1 stop10h 15m

£443

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Tue 14/4

15:40-18:15

1 stop32h 35m

Chicago O'Hare Intl

Wed 22/4

19:25-14:40

1 stop13h 15m

£447

Fastest return journey

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Fri 24/4

15:40-21:25

1 stop11h 45m

Chicago O'Hare Intl

Mon 27/4

19:25-14:40

1 stop13h 15m

£447

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Mon 20/4

15:40-18:15

1 stop32h 35m

Chicago O'Hare Intl

Mon 27/4

19:25-14:40

1 stop13h 15m

£449

LondonChicago

LGW - MDW

LGWMDW

London Gatwick

Sun 19/4

14:00-08:04

1 stop24h 04m

Chicago Midway

Sun 26/4

14:00-10:00

1 stop14h 00m

£551

LondonChicago

LGW - MDW

LGWMDW

London Gatwick

Sun 19/4

14:00-22:19

2 stops38h 19m

Chicago Midway

Sun 26/4

07:30-06:20

1 stop16h 50m

£557

LondonChicago

LGW - MDW

LGWMDW

London Gatwick

Wed 22/4

10:25-22:28

2 stops18h 03m

Chicago Midway

Wed 29/4

12:52-09:25

2 stops14h 33m

£599

LondonChampaign

LGW - CMI

LGWCMI

London Gatwick

Mon 4/5

20:40-18:28

2 stops27h 48m

Champaign University-Willard

Mon 11/5

14:28-10:50

2 stops14h 22m

£923

LondonChampaign

LGW - CMI

LGWCMI

London Gatwick

Wed 16/9

20:40-17:46

2 stops27h 06m

Champaign University-Willard

Sun 20/9

20:20-20:00

2 stops41h 40m

£980

LondonEvansville

LGW - EVV

LGWEVV

London Gatwick

Thu 7/5

10:25-21:44

2 stops17h 19m

Evansville Dress Regional

Thu 14/5

17:55-16:00

2 stops16h 05m

£5,264

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London Gatwick Airport 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

Prices

Airlines

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

You could potentially save up to 72% on your flight if you consider stops on a London Gatwick Airport to Illinois flight.

Cheap London Gatwick Airport to Illinois flight deals and tips

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

Fastest flight time	11h 45m
Direct flights	None

The fastest flight from London Gatwick Airport to Illinois takes 11h 45m

There are no direct flights from London Gatwick Airport to Illinois. There are no popular flight routes from London Gatwick Airport to Illinois.

Search flight deals

When did momondo last update prices for flights from London Gatwick Airport to Illinois?
Prices for flights from London Gatwick Airport to Illinois refresh daily.
How many operators does momondo search for flights from London Gatwick Airport to Illinois?
There are 2 operators available for flights from London Gatwick Airport to Illinois as of March 2026.
How old do you have to be to fly from London Gatwick Airport 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 London Gatwick Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents you'll need for your trip to Illinois 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 Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from London Gatwick Airport to Illinois

Compare and see reviews for airlines that fly from London Gatwick Airport to Illinois with momondo

Airline	Rating	Free Cancellation	Price
Icelandair	PriceFrom £343	Free Cancellation	Rating 7.0 625 reviews		Search Icelandair flights

Why use momondo?

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

It is quick and easy to find London to Illinois flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Illinois that suits you.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Illinois.

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

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