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$348+ 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 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — ORD
may. 6 — may. 131
mar. 5/6
mar. 5/13
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 mayo 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$555
(World Air Fares)

One-way from

$348
(Kiwi.com)

Popular in

August

Cheapest in

February

Average price

$691
Provider with most accurate pricing for London (LON)-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for London (LON)-Chicago (CHI) flights.
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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. 12% potential increase in price ($104 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in May 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 mayo 1, 2025.

This World Air Fares deal was found by Cheapflights users on 4/30. 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 World Air Fares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/1512:20 pmLGW - ORD
2 stops17h 51mFinnair
lun. 5/195:00 amORD - LGW
2 stops21h 35mFinnair
Deal found 4/30$555
This oojo deal was found by Cheapflights users on 4/29. 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.
jue. 9/253:40 pmLGW - ORD
1 stop32h 35mIcelandair
lun. 9/297:25 pmORD - LGW
1 stop13h 10mIcelandair
Deal found 4/29$558
This Mytrip deal was found by Cheapflights users on 4/29. 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.
mar. 5/201:40 pmLGW - ORD
2 stops23h 47mMultiple Airlines
vie. 7/111:03 pmORD - LGW
1 stop14h 57mMultiple Airlines
Deal found 4/29$587
This American Airlines deal was found by Cheapflights users on 4/30. 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.
dom. 8/102:45 pmLGW - ORD
2 stops21h 31mAmerican Airlines
mar. 9/99:40 amORD - LGW
2 stops16h 30mAmerican Airlines
Deal found 4/30$614
This Trip.com deal was found by Cheapflights users on 4/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/3012:40 pmLGW - MDW
1 stop26h 05mMultiple Airlines
lun. 6/29:40 amMDW - LGW
2 stops18h 10mMultiple Airlines
Deal found 4/29$618
This Travelis deal was found by Cheapflights users on 4/30. 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 Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 6/143:05 pmLGW - ORD
1 stop24h 11mBritish Airways
sáb. 6/214:59 pmORD - LGW
1 stop32h 51mBritish Airways
Deal found 4/30$624
This Virgin Atlantic deal was found by Cheapflights users on 4/30. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 6/1712:00 pmLGW - ORD
1 stop15h 43mVirgin Atlantic
mar. 6/2411:20 amORD - LGW
2 stops16h 40mVirgin Atlantic
Deal found 4/30$655
This ChecknFly deal was found by Cheapflights users on 4/30. 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 ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 6/1011:35 amLGW - ORD
1 stop13h 15mIberia
mié. 6/254:30 pmORD - LGW
1 stop21h 30mIberia
Deal found 4/30$662
This The Travel House deal was found by Cheapflights users on 4/29. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 5/136:35 pmLGW - ORD
1 stop24h 10mSWISS
dom. 5/187:05 pmORD - LGW
1 stop16h 45mSWISS
Deal found 4/29$684
This Kiwi.com deal was found by Cheapflights users on 4/29. 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.
mié. 6/182:00 pmLGW - STL
1 stop15h 53mMultiple Airlines
sáb. 6/215:47 pmSTL - LGW
1 stop34h 23mMultiple Airlines
Deal found 4/29$800
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/2912:00 pmLGW - STL
2 stops14h 49mDelta
jue. 6/51:09 pmSTL - LGW
2 stops14h 51mDelta
Deal found 4/30$1,053
This World Air Fares deal was found by Cheapflights users on 4/29. 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 World Air Fares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/1210:40 amLGW - STL
2 stops18h 43mFinnair
sáb. 9/207:34 amSTL - LGW
2 stops18h 36mFinnair
Deal found 4/29$1,061

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 mayo 1, 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

jue. 5/15

10:40 am-9:22 pm

1 stop16h 42m

Chicago O'Hare Intl

lun. 5/19

5:00 am-8:35 am

2 stops21h 35m

$555

LondonChicago

LGW - ORD

LGWORD

London Gatwick

jue. 5/15

3:40 pm-9:15 pm

1 stop11h 35m

Chicago O'Hare Intl

mar. 6/3

7:25 pm-2:40 pm

1 stop13h 15m

$574

LondonChicago

LGW - ORD

LGWORD

London Gatwick

jue. 6/5

2:00 pm-11:29 pm

1 stop15h 29m

Chicago O'Hare Intl

vie. 7/4

7:56 am-10:00 am

1 stop20h 04m

$603

LondonChicago

LGW - ORD

LGWORD

London Gatwick

jue. 5/29

12:00 pm-9:31 pm

1 stop15h 31m

Chicago O'Hare Intl

jue. 6/5

1:30 pm-10:00 am

1 stop14h 30m

$612

LondonChicago

LGW - ORD

LGWORD

London Gatwick

dom. 8/10

2:45 pm-6:16 am

2 stops21h 31m

Chicago O'Hare Intl

mar. 9/9

9:40 am-8:10 am

2 stops16h 30m

$614

LondonChicago

LGW - MDW

LGWMDW

London Gatwick

vie. 5/30

12:40 pm-8:45 am

1 stop26h 05m

Chicago Midway

lun. 6/2

9:40 am-9:50 am

2 stops18h 10m

$618

LondonChicago

LGW - ORD

LGWORD

London Gatwick

sáb. 6/14

3:05 pm-9:16 am

1 stop24h 11m

Chicago O'Hare Intl

sáb. 6/21

4:59 pm-7:50 am

1 stop32h 51m

$624

LondonChicago

LGW - ORD

LGWORD

London Gatwick

jue. 5/29

12:00 pm-9:31 pm

1 stop15h 31m

Chicago O'Hare Intl

dom. 6/22

7:00 am-10:00 am

1 stop21h 00m

$635

LondonChicago

LGW - ORD

LGWORD

London Gatwick

sáb. 5/24

8:40 pm-2:15 pm

1 stop23h 35m

Chicago O'Hare Intl

jue. 6/26

4:30 pm-10:50 am

1 stop12h 20m

$695

LondonChicago

LGW - ORD

LGWORD

London Gatwick

mar. 5/27

6:35 pm-3:55 pm

1 stop27h 20m

Chicago O'Hare Intl

jue. 6/26

7:05 pm-5:50 pm

1 stop16h 45m

$707

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 32 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.

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 mayo 1, 2025.
To help decide which airline to fly from London to Illinois, see what other customers have to say about Delta, Air Transat and Finnair. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,934 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air Transat
7.8
Good
385 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,275 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
SWISS
7.5
Good
1,588 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Virgin Atlantic
7.4
Good
643 reviews
Delta
8.0
Very good
7,934 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • What are the cheapest airlines to fly from London Gatwick Airport to Illinois one-way?

    $556 is the cheapest one-way deal found within the past few days, from Icelandair. You may also be able to find cheap deals on TAP AIR PORTUGAL and Iberia, with prices starting from $567 and $626, respectively.

  • 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 - Lambert-St Louis and London Gatwick - Chicago Midway.

  • 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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