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$350+ 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 10/30. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — ORD
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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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 September 15, 2025.

Round-trip from

$536
(Kiwi.com)

One-way from

$350
(Trip.com)

Popular in

July

Cheapest in

February

Average price

$593
From London Gatwick to Illinois
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One-way flight from London Gatwick to Illinois
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Highest demand for flights based on searches. 14% potential increase in price ($113 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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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 September 15, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Wed 10/153:30 pmLGW - ORD
2 stops27h 05mMultiple Airlines
Wed 10/226:40 amORD - LGW
1 stop17h 40mMultiple Airlines
Deal found 9/15$536
This Norse deal was found by Cheapflights users on 9/15. 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.
Mon 9/222:00 pmLGW - ORD
1 stop32h 12mMultiple Airlines
Sun 10/56:00 amORD - LGW
1 stop22h 10mMultiple Airlines
Deal found 9/15$537
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 10/31:05 pmLGW - ORD
2 stops34h 34mMultiple Airlines
Tue 10/711:13 amORD - LGW
1 stop13h 07mMultiple Airlines
Deal found 9/14$538
This Norse deal was found by Cheapflights users on 9/12. 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.
Sat 9/272:00 pmLGW - ORD
1 stop34h 50mMultiple Airlines
Sat 10/116:58 pmORD - LGW
1 stop33h 12mMultiple Airlines
Deal found 9/12$539
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/112:20 pmLGW - ORD
2 stops16h 52mAmerican Airlines
Mon 10/61:43 pmORD - LGW
1 stop12h 27mAmerican Airlines
Deal found 9/15$540
This Mytrip deal was found by Cheapflights users on 9/14. 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 9/248:50 amLGW - ORD
2 stops15h 25mMultiple Airlines
Wed 10/17:25 pmORD - LGW
2 stops16h 25mMultiple Airlines
Deal found 9/14$543
This Norse deal was found by Cheapflights users on 9/14. 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 10/92:00 pmLGW - ORD
1 stop34h 46mMultiple Airlines
Thu 10/236:58 pmORD - LGW
1 stop33h 02mMultiple Airlines
Deal found 9/14$544
This TravelUp deal was found by Cheapflights users on 9/14. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2612:10 pmLGW - ORD
1 stop26h 46mJetBlue
Fri 10/37:50 pmORD - LGW
1 stop31h 45mJetBlue
Deal found 9/14$545
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Sun 9/212:00 pmLGW - ORD
2 stops29h 12mMultiple Airlines
Sat 10/48:00 amORD - LGW
1 stop20h 00mMultiple Airlines
Deal found 9/14$546
This Norse deal was found by Cheapflights users on 9/15. 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.
Wed 10/12:00 pmLGW - ORD
1 stop32h 12mMultiple Airlines
Mon 10/66:00 amORD - LGW
1 stop22h 00mMultiple Airlines
Deal found 9/15$547
This TravelUp deal was found by Cheapflights users on 9/13. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/286:40 pmLGW - ORD
1 stop24h 05mSWISS
Tue 11/46:50 pmORD - LGW
1 stop17h 00mSWISS
Deal found 9/13$548
This TravelUp deal was found by Cheapflights users on 9/14. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2412:10 pmLGW - ORD
1 stop26h 46mJetBlue
Wed 10/19:51 amORD - LGW
1 stop17h 44mJetBlue
Deal found 9/14$549

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 September 15, 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 - ORD

LGWORD

London Gatwick

Thu 10/9

2:00 pm-6:46 pm

1 stop34h 46m

Chicago O'Hare Intl

Thu 10/23

6:58 pm-10:00 am

1 stop33h 02m

$544

LondonChicago

LGW - MDW

LGWMDW

London Gatwick

Fri 9/26

2:00 pm-9:51 am

1 stop25h 51m

Chicago Midway

Mon 9/29

8:19 am-10:00 am

1 stop19h 41m

$555

LondonChicago

LGW - MDW

LGWMDW

London Gatwick

Sun 11/9

1:00 pm-11:55 pm

1 stop16h 55m

Chicago Midway

Thu 11/13

6:26 pm-6:00 am

1 stop29h 34m

$576

LondonChicago

LGW - MDW

LGWMDW

London Gatwick

Thu 10/9

2:00 pm-4:20 pm

1 stop32h 20m

Chicago Midway

Tue 10/14

8:05 am-10:00 am

2 stops19h 55m

$576

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Fri 12/12

11:55 am-5:20 pm

1 stop11h 25m

Chicago O'Hare Intl

Mon 1/5

6:30 pm-10:55 am

1 stop10h 25m

$581

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Mon 12/8

11:55 am-5:20 pm

1 stop11h 25m

Chicago O'Hare Intl

Mon 1/5

6:30 pm-10:55 am

1 stop10h 25m

$581

LondonChicago

LGW - MDW

LGWMDW

London Gatwick

Fri 9/26

2:00 pm-9:51 am

1 stop25h 51m

Chicago Midway

Fri 10/3

9:48 am-10:00 am

1 stop18h 12m

$582

LondonChicago

LGW - MDW

LGWMDW

London Gatwick

Wed 10/8

2:00 pm-9:47 am

1 stop25h 47m

Chicago Midway

Sun 10/19

12:09 pm-10:10 am

1 stop16h 01m

$594

LondonChicago

LGW - MDW

LGWMDW

London Gatwick

Thu 10/9

2:00 pm-4:20 pm

1 stop32h 20m

Chicago Midway

Mon 10/13

6:15 am-10:00 am

2 stops21h 45m

$599

LondonChicago

LGW - MDW

LGWMDW

London Gatwick

Wed 10/1

2:00 pm-9:18 am

2 stops25h 18m

Chicago Midway

Sat 10/4

11:21 am-10:00 am

1 stop16h 39m

$611

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

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, August is the cheapest month in which you can book a flight from London Gatwick Airport to Illinois (average of $245). Flying from London Gatwick Airport to Illinois in March is currently the most expensive (average of $321). 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 September 15, 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
7.0
Good
544 reviews

Boarding

7.2

Overall

7.0

Entertainment

7.0

Comfort

6.9

Crew

8.0

Food

6.2

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

GVA - KEF

Terrible customer service when dealing with phone representatives. Baggage was lost.
Icelandair
7.0
Good
544 reviews
Icelandair
7.0
Good
544 reviews

Boarding

7.2

Overall

7.0

Entertainment

7.0

Comfort

6.9

Crew

8.0

Food

6.2

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

GVA - KEF

Terrible customer service when dealing with phone representatives. Baggage was lost.

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 and American Airlines 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 24h 28m. 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, August is the cheapest month in which you can book a flight from London Gatwick Airport to Illinois (average of $245). Flying from London Gatwick Airport to Illinois in March is currently the most expensive (average of $321). 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$390Average$558FlexibilityNo cancel feeOn-time76%

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