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$474+ Cheap flights from Gatwick (LGW) to Illinois

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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — ORD
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
1 adult, Economy
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Find flight deals from Gatwick to Illinois

Cheapest flights from Gatwick to Illinois
Explore the most affordable flight options available from Gatwick to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 6, 2025.

This Norse deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Norse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/202:00 pmLGW - ORD
1 stop15h 06mMultiple Airlines
Thu 11/2712:55 pmORD - LGW
1 stop15h 05mMultiple Airlines
Deal found 11/4$539
This Kiwi.com deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/42:00 pmLGW - ORD
2 stops27h 08mMultiple Airlines
Sat 12/62:26 pmORD - LGW
1 stop13h 39mMultiple Airlines
Deal found 11/6$551
This Kiwi.com deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/42:00 pmLGW - ORD
1 stop29h 16mMultiple Airlines
Thu 12/117:20 amORD - LGW
1 stop20h 40mMultiple Airlines
Deal found 11/4$554
This Mytrip deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/38:50 amLGW - ORD
1 stop11h 10mMultiple Airlines
Wed 12/103:50 pmORD - LGW
1 stop10h 20mMultiple Airlines
Deal found 11/5$556
This Mytrip deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2611:55 amLGW - ORD
1 stop11h 25mIcelandair
Mon 12/16:30 pmORD - LGW
1 stop10h 25mIcelandair
Deal found 11/5$559
This WAYA deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/212:00 pmLGW - ORD
1 stop15h 06mMultiple Airlines
Mon 11/2411:48 amORD - LGW
1 stop12h 12mMultiple Airlines
Deal found 11/5$561
This Kiwi.com deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/132:00 pmLGW - ORD
1 stop15h 06mMultiple Airlines
Mon 11/176:40 amORD - LGW
1 stop17h 20mMultiple Airlines
Deal found 11/4$562
This FlightHub deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1211:55 amLGW - ORD
1 stop11h 25mIcelandair
Tue 11/186:30 pmORD - LGW
1 stop10h 25mIcelandair
Deal found 11/4$564
This Mytrip deal was found by Cheapflights users on 11/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/249:00 amLGW - ORD
1 stop14h 55mMultiple Airlines
Mon 12/87:40 pmORD - LGW
1 stop19h 20mMultiple Airlines
Deal found 11/6$566
This Kiwi.com deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/52:00 pmLGW - MDW
1 stop14h 39mMultiple Airlines
Fri 12/128:42 pmMDW - LGW
2 stops31h 23mMultiple Airlines
Deal found 11/4$568
This Mytrip deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/202:00 pmLGW - ORD
1 stop15h 06mMultiple Airlines
Wed 12/310:59 amORD - LGW
2 stops17h 56mMultiple Airlines
Deal found 11/4$568
This oojo deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:55 amLGW - ORD
1 stop11h 25mIcelandair
Wed 12/106:30 pmORD - LGW
1 stop10h 25mIcelandair
Deal found 11/4$569

Cheap flight deals from Gatwick to Illinois

Keep the following information in mind while searching for Gatwick to Illinois flight deals. Data was last updated November 6, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$539
(Norse)

One-way from

$474
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$644
Provider with most accurate pricing for London (LON)-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for London (LON)-Chicago (CHI) flights.
Search Deals
From London Gatwick to Illinois
Search Deals
One-way flight from London Gatwick to Illinois
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($108 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Gatwick to Illinois 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 2,558,603 searches. Data last updated November 6, 2025.
Use the filters below to find and compare flights from London Gatwick Airport to Illinois that are best for you.

Fly from

Gatwick

Fly to

Illinois

Route

Depart

Return

Price

LondonChicago

LGW - MDW

LGWMDW

London Gatwick

Sun 1/11

2:10 pm-9:13 am

1 stop25h 03m

Chicago Midway

Sat 1/24

6:00 am-10:05 am

2 stops22h 05m

$560

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Mon 11/17

11:55 am-5:20 pm

1 stop11h 25m

Chicago O'Hare Intl

Tue 11/25

6:30 pm-10:55 am

1 stop10h 25m

$583

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Thu 11/27

2:00 pm-11:06 pm

1 stop15h 06m

Chicago O'Hare Intl

Mon 12/1

6:48 am-10:00 am

1 stop21h 12m

$610

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Sat 12/6

11:55 am-5:20 pm

1 stop11h 25m

Chicago O'Hare Intl

Mon 12/8

6:30 pm-10:55 am

1 stop10h 25m

$615

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Tue 11/25

9:20 pm-3:00 pm

2 stops23h 40m

Chicago O'Hare Intl

Wed 2/11

7:10 pm-3:05 pm

1 stop13h 55m

$620

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Wed 2/4

6:40 pm-12:45 pm

1 stop24h 05m

Chicago O'Hare Intl

Wed 2/25

6:35 pm-5:50 pm

2 stops17h 15m

$686

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Fri 1/9

11:55 am-5:20 pm

1 stop11h 25m

Chicago O'Hare Intl

Sat 1/24

6:30 pm-10:55 am

1 stop10h 25m

$694

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Fri 1/9

11:55 am-5:20 pm

1 stop11h 25m

Chicago O'Hare Intl

Fri 1/23

6:30 pm-10:55 am

1 stop10h 25m

$694

LondonChicago

LGW - MDW

LGWMDW

London Gatwick

Sat 1/10

2:00 pm-9:13 am

1 stop25h 13m

Chicago Midway

Sat 1/24

6:00 am-10:05 am

2 stops22h 05m

$710

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Mon 2/2

6:40 pm-12:45 pm

1 stop24h 05m

Chicago O'Hare Intl

Thu 2/12

6:10 pm-5:50 pm

2 stops17h 40m

$711

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 59 results
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Best time to book a flight from Gatwick to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Gatwick with our price prediction graph.
Estimated round-trip 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 London Gatwick Airport to Illinois

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

Currently, March is the cheapest month in which you can book a flight from London Gatwick Airport to Illinois (average of $404). Flying from London Gatwick Airport to Illinois in July is currently the most expensive (average of $688). 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.

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated November 6, 2025.
Get a feel of what it's like to fly with Icelandair from London Gatwick Airport to Illinois by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Icelandair
7.1
Good
572 reviews

Food

6.2

Comfort

6.9

Boarding

7.2

Overall

7.1

Crew

8.0

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Dmitry,Oct 2025

KEF - EWR

It was a nice experience, the plane was clean and the crew was friendly. The boarding process went smoothly and there were no delays.
Icelandair
7.1
Good
572 reviews
Icelandair
7.1
Good
572 reviews

Food

6.2

Comfort

6.9

Boarding

7.2

Overall

7.1

Crew

8.0

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Dmitry,Oct 2025

KEF - EWR

It was a nice experience, the plane was clean and the crew was friendly. The boarding process went smoothly and there were no delays.

Related info for your journey

Find useful and relevant information for your journey from Gatwick to Illinois. 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 London Gatwick Airport to Illinois?

    Airlines like Icelandair, TAP AIR PORTUGAL, and SWISS fly from London Gatwick Airport to Illinois in about 11h 25m. The time it takes to get you to your destination can typically vary by up to 12h 40m. London Gatwick Airport and Illinois are separated by a distance of 3960 mi. This flight may include one or multiple stops.

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

    The most popular flight routes from London Gatwick Airport to Illinois are London Gatwick - Chicago O'Hare Intl, London Gatwick - Chicago Midway and London Gatwick - Lambert-St Louis.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Gatwick to Illinois 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 London Gatwick Airport to Illinois?

    Currently, March is the cheapest month in which you can book a flight from London Gatwick Airport to Illinois (average of $404). Flying from London Gatwick Airport to Illinois in July is currently the most expensive (average of $688). 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

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Alternative routes for Gatwick to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Gatwick to Illinois

Discover the top airline that operate flights from Gatwick to Illinois. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$390Average$558FlexibilityNo cancel feeOn-time76%

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