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Cheap flights from Illinois to London Gatwick Airport from £190

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LGW
13 Jul — 20 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Illinois to Gatwick

Enter your travel dates to find the best prices.

Cheapest flights from Illinois to Gatwick
Explore the most affordable flight options available from Illinois to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 June 2026.

Mon 27/715:45
ORD
-
LGW
1 stop10h 10m
Multiple Airlines
Thu 6/808:40
LGW
-
ORD
1 stop11h 20m
Multiple Airlines
Deal found 8/6£685
Fri 21/822:25
ORD
-
LGW
1 stop10h 15m
Icelandair
Mon 24/815:40
LGW
-
ORD
1 stop11h 45m
Icelandair
Deal found 8/6£685
Sat 15/813:55
ORD
-
LGW
1 stop13h 40m
JetBlue
Thu 27/812:20
LGW
-
ORD
1 stop13h 05m
JetBlue
Deal found 10/6£686
Sat 3/1020:10
ORD
-
LGW
1 stop20h 15m
Turkish Airlines
Mon 12/1007:05
LGW
-
ORD
1 stop17h 10m
Turkish Airlines
Deal found 9/6£687
Fri 21/810:56
ORD
-
LGW
1 stop16h 39m
JetBlue
Tue 1/912:20
LGW
-
ORD
1 stop13h 05m
JetBlue
Deal found 12/6£688
Sun 5/707:25
ORD
-
LGW
2 stops20h 25m
Multiple Airlines
Wed 8/712:40
LGW
-
ORD
2 stops25h 10m
Multiple Airlines
Deal found 11/6£688
Sun 5/710:25
MDW
-
LGW
2 stops17h 25m
Multiple Airlines
Fri 10/709:40
LGW
-
MDW
2 stops30h 00m
Multiple Airlines
Deal found 12/6£689
Sun 16/820:20
ORD
-
LGW
1 stop31h 15m
JetBlue
Thu 20/812:20
LGW
-
ORD
1 stop13h 05m
JetBlue
Deal found 9/6£690
Sun 16/818:00
ORD
-
LGW
1 stop15h 10m
TAP AIR PORTUGAL
Thu 27/821:20
LGW
-
ORD
2 stops24h 40m
TAP AIR PORTUGAL
Deal found 10/6£691
Sun 4/1010:48
MDW
-
LGW
2 stops16h 37m
Delta
Sat 10/1010:25
LGW
-
MDW
2 stops17h 45m
Delta
Deal found 10/6£691
Mon 12/1013:35
ORD
-
LGW
2 stops20h 25m
Virgin Atlantic
Mon 19/1017:00
LGW
-
ORD
2 stops23h 04m
Virgin Atlantic
Deal found 10/6£691
Fri 11/912:15
ORD
-
LGW
2 stops15h 10m
Virgin Atlantic
Fri 25/917:00
LGW
-
ORD
2 stops22h 42m
Virgin Atlantic
Deal found 8/6£692

Find flight deals from Illinois to Gatwick

Keep the following information in mind while searching for Illinois to Gatwick flight deals. Data was last updated 13 June 2026.

Round-trip from

£685

One-way from

£190

Popular in

June

Cheapest in

February

Average price

£1,027
27/7-6/8
  • 27/7-6/8
  • 2 total stops
  • 21h 30m total
  • Illinois to London
Search Deals
9/7
  • 9/7
  • 2 total stops
  • 33h 26m total
  • Illinois to London
Search Deals
Highest demand for flights based on searches. 26% potential increase in price (£157 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (£30 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Illinois to Gatwick 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, Cheapflights users made 858,174 searches. Data last updated 13 June 2026.
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

MDW - LGW

MDWLGW

Chicago Midway

Sun 4/10

10:48-09:25

2 stops16h 37m

London Gatwick

Sat 10/10

10:25-22:10

2 stops17h 45m

£691

BloomingtonLondon

BMI - LGW

BMILGW

Bloomington-Normal

Tue 29/9

16:23-16:00

2 stops17h 37m

London Gatwick

Mon 5/10

10:25-22:24

2 stops17h 59m

£699

BloomingtonLondon

BMI - LGW

BMILGW

Bloomington-Normal

Wed 30/9

16:23-16:00

2 stops17h 37m

London Gatwick

Mon 5/10

10:25-22:24

2 stops17h 59m

£699

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Sat 10/10

20:10-09:55

1 stop31h 45m

London Gatwick

Sat 17/10

07:10-09:40

1 stop32h 30m

£702

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Tue 25/8

17:10-09:25

1 stop10h 15m

London Gatwick

Tue 8/9

10:35-21:32

2 stops16h 57m

£706

MolineLondon

MLI - LGW

MLILGW

Moline Quad-City

Mon 30/11

17:00-15:45

2 stops16h 45m

London Gatwick

Tue 8/12

10:00-22:30

2 stops18h 30m

£718

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Fri 6/11

07:00-09:00

2 stops20h 00m

London Gatwick

Sun 15/11

10:00-21:33

2 stops17h 33m

£728

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Thu 29/10

14:15-15:50

2 stops20h 35m

London Gatwick

Tue 3/11

10:40-15:30

1 stop34h 50m

£756

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Fri 2/10

09:51-09:25

2 stops17h 34m

London Gatwick

Wed 7/10

10:25-21:33

2 stops17h 08m

£764

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Thu 22/10

16:55-15:40

2 stops16h 45m

London Gatwick

Mon 26/10

19:45-15:55

2 stops25h 10m

£771

Flights are sorted by cheapest return flights first.

Deals found on 8/6

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Illinois to Gatwick

Have a flexible travel schedule? Discover the best time to fly to Gatwick from Illinois with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Illinois to London Gatwick Airport

What is the cheapest month to book a flight from Illinois to London Gatwick Airport?

Currently, June is the cheapest month in which you can book a flight from Illinois to London Gatwick Airport (average of £46). Flying from Illinois to London Gatwick Airport in July is currently the most expensive (average of £540). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Illinois to London Gatwick Airport?

Related info for your journey

Find useful and relevant information for your journey from Illinois to Gatwick. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Illinois to London Gatwick Airport?

    Airlines like Delta, Turkish Airlines, and Virgin Atlantic fly from Illinois to London Gatwick Airport in about 10h 15m. The time it takes to get you to your destination can typically vary by up to 21h 30m. Illinois and London Gatwick Airport are separated by a distance of 3960 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from Illinois to London Gatwick Airport?

    The most popular route from Illinois to London Gatwick Airport is Chicago O'Hare Intl - London Gatwick. You may also consider Lambert-St Louis - London Gatwick or Chicago Midway - London Gatwick.

  • Can I find deals for flights from Illinois to Gatwick that include hotel bookings?

    Yes. In addition to deals on Illinois to Gatwick flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Gatwick?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Gatwick.

  • Can I find deals for business class flights from Illinois to Gatwick?

    Yes. Cheapflights offers flight deals from Illinois to Gatwick by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Illinois to London Gatwick Airport?

    Currently, June is the cheapest month in which you can book a flight from Illinois to London Gatwick Airport (average of £46). Flying from Illinois to London Gatwick Airport in July is currently the most expensive (average of £540). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near London Gatwick Airport?

Book flights to London Gatwick Airport if you plan to visit one of these locations
Hounslow
Milton Keynes
Wembley
Luton
Gatwick
Slough
Ilford
Croydon
Hayes
Brentford
Colchester
Kingston upon Thames
Eastbourne
Watford
Ipswich
Guildford
Romford
Borehamwood
Folkestone
Southall

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Alternative routes for Illinois to Gatwick

See prices for flight routes from nearby airports that may be better suited for you.
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Fly with Cheapflights

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How does Cheapflights help users find flights from Illinois to Gatwick?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Illinois to Gatwick. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Illinois to Gatwick?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Gatwick from Illinois.

Can Cheapflights find flights from Illinois to Gatwick with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Illinois to Gatwick flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Illinois to Gatwick become cheaper?

Yes, Cheapflights offers price alerts on Illinois to Gatwick flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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