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

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

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

On average, it takes 8h 43m 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 Peoria and into London Heathrow Airport, then the flight time is around 10h 30m.

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.

£248 Cheap Flights from Illinois to London Gatwick Airport in 2026

1 adult

0 bags

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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.

22:25 - 14:40

ORD

LGW

10h 15m

1 stop

15:40 - 18:15

LGW

ORD

32h 35m

1 stop

£537Icelandair

Fri, 2 Oct - Mon, 5 Oct

19:25 - 14:40

ORD

LGW

13h 15m

1 stop

15:40 - 21:25

LGW

ORD

11h 45m

1 stop

£538Icelandair

Thu, 17 Sep - Wed, 23 Sep

19:25 - 14:40

ORD

LGW

13h 15m

1 stop

15:40 - 18:15

LGW

ORD

32h 35m

1 stop

£539Icelandair

Sun, 23 Aug - Wed, 2 Sep

09:55 - 21:15

ORD

LGW

29h 20m

3 stops

09:40 - 18:15

LGW

ORD

14h 35m

2 stops

£543Multiple Airlines

Tue, 9 Jun - Tue, 16 Jun

10:15 - 09:50

MDW

LGW

17h 35m

2 stops

11:35 - 09:40

LGW

MDW

28h 05m

2 stops

£594Porter Airlines

Tue, 9 Jun - Wed, 17 Jun

10:15 - 09:50

MDW

LGW

17h 35m

2 stops

11:35 - 14:35

LGW

MDW

33h 00m

2 stops

£596Multiple Airlines

Thu, 4 Jun - Sat, 13 Jun

10:15 - 09:50

MDW

LGW

17h 35m

2 stops

11:35 - 09:40

LGW

MDW

28h 05m

2 stops

£596Porter Airlines

Tue, 9 Jun - Wed, 17 Jun

07:12 - 08:40

PIA

LGW

19h 28m

2 stops

14:30 - 11:50

LGW

PIA

27h 20m

2 stops

£758American Airlines

Tue, 25 Aug - Thu, 3 Sep

17:17 - 16:00

MLI

LGW

16h 43m

2 stops

10:25 - 22:21

LGW

MLI

17h 56m

2 stops

£993Delta

Thu, 14 May - Fri, 22 May

16:19 - 16:00

BMI

LGW

17h 41m

2 stops

10:25 - 22:47

LGW

BMI

18h 22m

2 stops

£1,023Delta

Mon, 8 Jun - Mon, 15 Jun

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Turkish Airlines flights from Illinois to London Gatwick Airport

Our best Turkish Airlines deals on Illinois to London Gatwick Airport flight tickets

Turkish Airlines

17 Sept

ORD11:25Chicago O'Hare Intl

29h 00m

1 stop

LGW22:25London Gatwick

1 Oct

LGW07:30London Gatwick

32h 10m

1 stop

ORD09:40Chicago O'Hare Intl

£577

Turkish Airlines

20 Oct

ORD11:25Chicago O'Hare Intl

16h 30m

1 stop

LGW09:55London Gatwick

27 Oct

LGW06:25London Gatwick

18h 00m

1 stop

ORD19:25Chicago O'Hare Intl

£578

Porter Airlines flights from Illinois to London Gatwick Airport

Our best Porter Airlines deals on Illinois to London Gatwick Airport flight tickets

Porter Airlines

9 Jun

MDW10:15Chicago Midway

17h 35m

2 stops

LGW09:50London Gatwick

17 Jun

LGW11:35London Gatwick

28h 05m

2 stops

MDW09:40Chicago Midway

£594

Porter Airlines

9 Jun

MDW10:15Chicago Midway

17h 35m

2 stops

LGW09:50London Gatwick

17 Jun

LGW11:35London Gatwick

28h 05m

2 stops

MDW09:40Chicago Midway

£596

Porter Airlines

4 Jun

MDW10:15Chicago Midway

17h 35m

2 stops

LGW09:50London Gatwick

8 Jun

LGW11:35London Gatwick

28h 00m

2 stops

MDW09:35Chicago Midway

£627

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

Fri 2/10

22:25-14:40

1 stop10h 15m

London Gatwick

Mon 5/10

15:40-18:15

1 stop32h 35m

£537

Fastest return journey

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Thu 17/9

19:25-14:40

1 stop13h 15m

London Gatwick

Wed 23/9

15:40-21:25

1 stop11h 45m

£538

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Sun 23/8

19:25-14:40

1 stop13h 15m

London Gatwick

Wed 2/9

15:40-18:15

1 stop32h 35m

£539

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Tue 9/6

09:55-21:15

3 stops29h 20m

London Gatwick

Tue 16/6

09:40-18:15

2 stops14h 35m

£543

ChicagoLondon

MDW - LGW

MDWLGW

Chicago Midway

Tue 9/6

10:15-09:50

2 stops17h 35m

London Gatwick

Wed 17/6

11:35-09:40

2 stops28h 05m

£594

ChicagoLondon

MDW - LGW

MDWLGW

Chicago Midway

Thu 4/6

10:15-09:50

2 stops17h 35m

London Gatwick

Sat 13/6

11:35-14:35

2 stops33h 00m

£596

ChicagoLondon

MDW - LGW

MDWLGW

Chicago Midway

Tue 9/6

10:15-09:50

2 stops17h 35m

London Gatwick

Wed 17/6

11:35-09:40

2 stops28h 05m

£596

PeoriaLondon

PIA - LGW

PIALGW

Greater Peoria

Tue 25/8

07:12-08:40

2 stops19h 28m

London Gatwick

Thu 3/9

14:30-11:50

2 stops27h 20m

£758

MolineLondon

MLI - LGW

MLILGW

Moline Quad-City

Thu 14/5

17:17-16:00

2 stops16h 43m

London Gatwick

Fri 22/5

10:25-22:21

2 stops17h 56m

£993

BloomingtonLondon

BMI - LGW

BMILGW

Bloomington-Normal

Mon 8/6

16:19-16:00

2 stops17h 41m

London Gatwick

Mon 15/6

10:25-22:47

2 stops18h 22m

£1,023

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

Prices

Airlines

Other information

What is the cheapest month to fly to London Gatwick Airport?

The cheapest month to fly to London Gatwick Airport from Illinois is in June. Flight prices, which tend to average around £46, are often lower during this time because this is during the off-season. If you don’t want to visit London Gatwick Airport in June, then you should wait until August to fly from Illinois, when ticket prices are also cheap, with an average price of £60.

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

Frequently asked questions about flying from Illinois to London Gatwick Airport

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

Slough

Wembley

Maidstone

Ipswich

Southend-on-Sea

Ilford

Canterbury

Guildford

Hayes

Chelmsford

Folkestone

Dover

Chichester

Bedford

Ramsgate

Harlow

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.

An easier way to manage your London Gatwick Airport trip

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Cheap flights from Illinois to London from £248

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 9/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Turkish Airlines flights from Illinois to London Gatwick Airport

Our best Turkish Airlines deals on Illinois to London Gatwick Airport flight tickets

Porter Airlines flights from Illinois to London Gatwick Airport

Our best Porter Airlines deals on Illinois to London Gatwick Airport flight tickets

momondo Fare Finder

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

See travel insights to London from

How to get the cheapest flight ticket from Illinois to London Gatwick Airport

What is the cheapest month to fly to London Gatwick Airport?

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

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

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

Direct flights

Frequently asked questions about flying from Illinois to London Gatwick Airport

Travelling to a place near London?

Why use momondo?

An easier way to manage your London Gatwick Airport trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to London

Popular Cities in the United Kingdom

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According to popular flight searches on momondo this year

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List of cabin classes available on flights landing in London. Availability may vary depending on flight origin and airline.

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