How long does it take to fly to London Gatwick Airport?

On average, it takes 9h 30m to fly from Illinois to London Gatwick Airport if you fly out of Chicago (the most popular airport in Illinois) and into London Heathrow Airport (the most popular airport in London Gatwick Airport). If you’re flying out of Moline and into London Heathrow Airport, then the flight time is around 13h 17m.

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

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

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

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

The travel and health documents required for your trip to London Gatwick 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 Gatwick Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£203 Cheap Flights from Illinois to London Gatwick Airport in 2026

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Find the cheapest flights from Illinois to London

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

19:25 - 14:40

ORD

LGW

13h 15m

1 stop

15:40 - 21:25

LGW

ORD

11h 45m

1 stop

£427Icelandair

Mon, 20 Apr - Fri, 24 Apr

19:25 - 14:40

ORD

LGW

13h 15m

1 stop

15:40 - 18:15

LGW

ORD

32h 35m

1 stop

£429Icelandair

Mon, 13 Apr - Mon, 20 Apr

22:25 - 14:40

ORD

LGW

10h 15m

1 stop

15:40 - 21:25

LGW

ORD

11h 45m

1 stop

£430Icelandair

Sun, 19 Apr - Sun, 10 May

19:25 - 14:40

ORD

LGW

13h 15m

1 stop

15:40 - 18:15

LGW

ORD

32h 35m

1 stop

£431Icelandair

Tue, 28 Apr - Mon, 4 May

19:25 - 14:40

ORD

LGW

13h 15m

1 stop

15:40 - 18:15

LGW

ORD

32h 35m

1 stop

£432Icelandair

Sun, 3 May - Sun, 10 May

19:25 - 14:40

ORD

LGW

13h 15m

1 stop

15:40 - 21:25

LGW

ORD

11h 45m

1 stop

£433Icelandair

Sat, 25 Apr - Fri, 8 May

07:30 - 06:20

MDW

LGW

16h 50m

1 stop

14:00 - 08:04

LGW

MDW

24h 04m

1 stop

£488Multiple Airlines

Sun, 26 Apr - Sat, 9 May

17:00 - 16:00

MLI

LGW

17h 00m

2 stops

10:25 - 22:30

LGW

MLI

18h 05m

2 stops

£789Delta

Thu, 6 Aug - Sat, 22 Aug

17:14 - 16:00

MLI

LGW

16h 46m

2 stops

10:25 - 22:30

LGW

MLI

18h 05m

2 stops

£791Delta

Wed, 1 Apr - Wed, 8 Apr

17:00 - 16:00

MLI

LGW

17h 00m

2 stops

10:25 - 22:30

LGW

MLI

18h 05m

2 stops

£797Delta

Thu, 6 Aug - Sat, 22 Aug

Icelandair flights from Illinois to London Gatwick Airport

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

Icelandair

20 Apr

ORD19:25Chicago O'Hare Intl

13h 15m

1 stop

LGW14:40London Gatwick

24 Apr

LGW15:40London Gatwick

11h 45m

1 stop

ORD21:25Chicago O'Hare Intl

£427

Icelandair

13 Apr

ORD19:25Chicago O'Hare Intl

13h 15m

1 stop

LGW14:40London Gatwick

20 Apr

LGW15:40London Gatwick

32h 35m

1 stop

ORD18:15Chicago O'Hare Intl

£429

Icelandair

19 Apr

ORD22:25Chicago O'Hare Intl

10h 15m

1 stop

LGW14:40London Gatwick

10 May

LGW15:40London Gatwick

11h 45m

1 stop

ORD21:25Chicago O'Hare Intl

£430

Delta flights from Illinois to London Gatwick Airport

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

Delta

8 Apr

STL06:29Lambert-St Louis

20h 56m

2 stops

LGW09:25London Gatwick

15 Apr

LGW10:25London Gatwick

16h 54m

2 stops

STL21:19Lambert-St Louis

£550

Delta

30 Mar

STL12:28Lambert-St Louis

15h 12m

2 stops

LGW09:40London Gatwick

6 Apr

LGW10:25London Gatwick

19h 33m

2 stops

STL23:58Lambert-St Louis

£586

Delta

6 Aug

MLI17:00Moline Quad-City

17h 00m

2 stops

LGW16:00London Gatwick

22 Aug

LGW10:25London Gatwick

18h 05m

2 stops

MLI22:30Moline Quad-City

£789

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Mon 20/4

19:25-14:40

1 stop13h 15m

London Gatwick

Fri 24/4

15:40-21:25

1 stop11h 45m

£427

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Mon 13/4

19:25-14:40

1 stop13h 15m

London Gatwick

Mon 20/4

15:40-18:15

1 stop32h 35m

£429

Fastest return journey

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Sun 19/4

22:25-14:40

1 stop10h 15m

London Gatwick

Sun 10/5

15:40-21:25

1 stop11h 45m

£430

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Tue 28/4

19:25-14:40

1 stop13h 15m

London Gatwick

Mon 4/5

15:40-18:15

1 stop32h 35m

£431

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Sun 3/5

19:25-14:40

1 stop13h 15m

London Gatwick

Sun 10/5

15:40-18:15

1 stop32h 35m

£432

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Sat 25/4

19:25-14:40

1 stop13h 15m

London Gatwick

Fri 8/5

15:40-21:25

1 stop11h 45m

£433

ChicagoLondon

MDW - LGW

MDWLGW

Chicago Midway

Sun 26/4

07:30-06:20

1 stop16h 50m

London Gatwick

Sat 9/5

14:00-08:04

1 stop24h 04m

£488

MolineLondon

MLI - LGW

MLILGW

Moline Quad-City

Thu 6/8

17:00-16:00

2 stops17h 00m

London Gatwick

Sat 22/8

10:25-22:30

2 stops18h 05m

£789

MolineLondon

MLI - LGW

MLILGW

Moline Quad-City

Wed 1/4

17:14-16:00

2 stops16h 46m

London Gatwick

Wed 8/4

10:25-22:30

2 stops18h 05m

£791

MolineLondon

MLI - LGW

MLILGW

Moline Quad-City

Thu 6/8

17:00-16:00

2 stops17h 00m

London Gatwick

Sat 22/8

10:25-22:30

2 stops18h 05m

£797

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 Illinois to London Gatwick 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

Airlines

Other information

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

Icelandair, TAP AIR PORTUGAL, and Delta are the most popular carriers operating from Illinois to London Gatwick

Cheap Illinois to London Gatwick Airport flight deals and tips

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

Fastest flight time	10h 15m
Direct flights	None

The fastest flight from Illinois to London Gatwick Airport takes 10h 15m

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

Search flight deals

When did momondo last update prices for flights from Illinois to London Gatwick Airport?
Prices for flights from Illinois to London Gatwick Airport refresh daily.
How old do you have to be to fly from Illinois to London Gatwick 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 Gatwick Airport.
What documentation or ID do you need to fly to London Gatwick Airport?
The travel and health documents required for your trip to London Gatwick 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 Gatwick Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Eastbourne

Milton Keynes

Luton

Gatwick

Maidstone

Slough

Southend-on-Sea

Ipswich

Canterbury

Ilford

Wembley

Guildford

Chelmsford

Hayes

Dover

Folkestone

Ramsgate

Worthing

Colchester

Chichester

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?

All flight searches from Illinois to London on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Illinois and London 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 Illinois to London right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to London from Illinois. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.