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$367+ Cheap flights from Glasgow Intl (GLA) 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 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — ORD
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
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Cheap flight deals from Glasgow Intl to Illinois

Cheapest flights from Glasgow Intl to Illinois
Explore the most affordable flight options available from Glasgow Intl to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/159:05 pmGLA - ORD
2 stops47h 52mMultiple Airlines
Fri 1/166:30 pmORD - GLA
1 stop9h 25mMultiple Airlines
Deal found 12/12$1,045
This Cheapflightsfares deal was found by Cheapflights users on 12/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1512:35 pmGLA - ORD
1 stop10h 45mIcelandair
Fri 1/166:30 pmORD - GLA
1 stop9h 25mIcelandair
Deal found 12/12$1,092
This Cheapflightsfares deal was found by Cheapflights users on 12/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1612:45 pmGLA - ORD
1 stop12h 00mBritish Airways
Fri 1/161:35 pmORD - GLA
2 stops15h 10mBritish Airways
Deal found 12/12$1,383
This KLM deal was found by Cheapflights users on 12/12. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/151:25 pmGLA - MDW
2 stops16h 22mKLM
Fri 1/161:28 pmMDW - GLA
2 stops14h 27mKLM
Deal found 12/12$1,746

Find flight deals from Glasgow Intl to Illinois

Keep the following information in mind while searching for Glasgow Intl to Illinois flight deals. Data was last updated December 15, 2025.

Round-trip from

$544
(Mytrip)

One-way from

$367
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$911
From Glasgow Intl to Illinois
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One-way flight from Glasgow Intl to Illinois
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($94 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Glasgow Intl 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 December 15, 2025.
Use the filters below to find and compare flights from Glasgow Intl Airport to Illinois that are best for you.

Fly from

Glasgow Intl

Fly to

Illinois

Route

Depart

Return

Price

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Sun 1/11

7:25 am-4:55 pm

2 stops15h 30m

Chicago O'Hare Intl

Sun 1/18

7:10 pm-11:10 pm

2 stops22h 00m

$676

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Fri 4/17

2:20 pm-9:40 pm

1 stop13h 20m

Chicago O'Hare Intl

Fri 4/24

7:25 pm-1:25 pm

1 stop12h 00m

$716

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Wed 2/25

12:35 pm-5:20 pm

1 stop10h 45m

Chicago O'Hare Intl

Sun 3/1

6:30 pm-9:55 am

1 stop9h 25m

$760

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Wed 2/25

5:55 am-4:39 pm

2 stops16h 44m

Chicago O'Hare Intl

Sun 3/1

8:56 pm-10:45 am

2 stops31h 49m

$785

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Sun 1/11

5:20 pm-2:20 pm

1 stop27h 00m

Chicago O'Hare Intl

Sun 1/18

7:01 am-9:55 am

2 stops20h 54m

$813

GlasgowSt. Louis

GLA - STL

GLASTL

Glasgow Intl

Wed 1/14

11:40 am-10:55 pm

2 stops17h 15m

Lambert-St Louis

Wed 1/21

3:54 pm-2:15 pm

2 stops16h 21m

$827

GlasgowSt. Louis

GLA - STL

GLASTL

Glasgow Intl

Thu 3/5

9:55 am-11:28 pm

2 stops19h 33m

Lambert-St Louis

Mon 3/9

2:32 pm-2:30 pm

2 stops18h 58m

$862

GlasgowChicago

GLA - MDW

GLAMDW

Glasgow Intl

Fri 4/17

6:00 am-6:31 pm

2 stops18h 31m

Chicago Midway

Fri 4/24

5:25 pm-4:15 pm

2 stops16h 50m

$886

GlasgowChicago

GLA - MDW

GLAMDW

Glasgow Intl

Tue 6/2

9:10 am-6:05 pm

2 stops38h 55m

Chicago Midway

Mon 7/20

9:20 am-8:25 am

2 stops17h 05m

$908

GlasgowChicago

GLA - MDW

GLAMDW

Glasgow Intl

Mon 6/1

6:00 am-6:05 pm

2 stops18h 05m

Chicago Midway

Mon 7/20

9:20 am-12:55 pm

2 stops21h 35m

$908

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/13

Showing 1-10 of 39 results
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Best time to book a flight from Glasgow Intl to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Glasgow Intl 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 Glasgow Intl Airport to Illinois

What is the cheapest month to book a flight from Glasgow Intl Airport to Illinois?

Currently, March is the cheapest month in which you can book a flight from Glasgow Intl Airport to Illinois (average of $508). Flying from Glasgow Intl Airport to Illinois in December is currently the most expensive (average of $767). 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 December 15, 2025.
Get a feel of what it's like to fly with Icelandair and British Airways from Glasgow Intl 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
590 reviews

Boarding

7.2

Crew

8.0

Entertainment

7.0

Comfort

6.9

Overall

7.0

Food

6.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Nov 2025

AMS - KEF

We paid a total of 328.00 for specific seats and we were not assigned to any of the seats for which we paid.
Icelandair
7.0
Good
590 reviews
Icelandair
7.0
Good
590 reviews

Boarding

7.2

Crew

8.0

Entertainment

7.0

Comfort

6.9

Overall

7.0

Food

6.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Nov 2025

AMS - KEF

We paid a total of 328.00 for specific seats and we were not assigned to any of the seats for which we paid.
British Airways
6.7
Okay
7,575 reviews
Icelandair
7.0
Good
590 reviews

Boarding

7.2

Crew

8.0

Entertainment

7.0

Comfort

6.9

Overall

7.0

Food

6.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Nov 2025

AMS - KEF

We paid a total of 328.00 for specific seats and we were not assigned to any of the seats for which we paid.

Related info for your journey

Find useful and relevant information for your journey from Glasgow Intl 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 Glasgow Intl Airport to Illinois?

    There are many flights that can get you from Glasgow Intl Airport to Illinois in 13h 20m. Fly via Icelandair, British Airways, or Delta to get the fastest option. There are 3663 mi between Glasgow Intl Airport and Illinois. This flight may include one or multiple stops.

  • What are the most popular routes from Glasgow Intl Airport to Illinois?

    Most travelers choose Glasgow Intl - Chicago O'Hare Intl, Glasgow Intl - Chicago Midway or Glasgow Intl - Lambert-St Louis when deciding on the best route from Glasgow Intl Airport to Illinois.

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

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

  • How can I find direct flights from Glasgow Intl to Illinois?

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

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

    Yes. Cheapflights offers flight deals from Glasgow Intl 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 Glasgow Intl Airport to Illinois?

    Currently, March is the cheapest month in which you can book a flight from Glasgow Intl Airport to Illinois (average of $508). Flying from Glasgow Intl Airport to Illinois in December is currently the most expensive (average of $767). 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.

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Alternative routes for Glasgow Intl to Illinois

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Top airline flying from Glasgow Intl to Illinois

Discover the top airline that operate flights from Glasgow Intl 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 December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$559Average$733FlexibilityNo cancel feeOn-time70%

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