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Cheap flights from Glasgow to Illinois from £275

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 31/3. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — ORD
8 Feb — 15 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Glasgow to Illinois

Keep the following information in mind while searching for Glasgow to Illinois flight deals. Data was last updated 9 January 2026.

Round-trip from

£411

One-way from

£275

Popular in

July

Cheapest in

February

Average price

£585
Icelandair
  • Icelandair
  • 26/3-29/3
  • 2 total stops
  • 22h 45m total
  • Glasgow to Illinois
Search Deals
31/3
  • 31/3
  • 3 total stops
  • 38h 40m total
  • Glasgow to Illinois
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£61 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Find flight deals from Glasgow to Illinois

Enter your travel dates to find the best prices.

Cheapest flights from Glasgow to Illinois
Explore the most affordable flight options available from Glasgow to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 January 2026.

Thu 26/312:35GLA - ORD
1 stop10h 45mIcelandair
Sun 29/319:25ORD - GLA
1 stop12h 00mIcelandair
Deal found 7/1£411
Fri 17/414:20GLA - ORD
1 stop9h 55mIcelandair
Fri 24/419:25ORD - GLA
1 stop12h 00mIcelandair
Deal found 8/1£422
Sat 21/212:35GLA - ORD
1 stop10h 45mIcelandair
Sat 28/218:30ORD - GLA
1 stop9h 25mIcelandair
Deal found 7/1£434
Wed 25/1112:35GLA - ORD
1 stop10h 45mIcelandair
Sun 29/1118:30ORD - GLA
1 stop9h 25mIcelandair
Deal found 6/1£440
Fri 6/216:25GLA - ORD
3 stops30h 20mMultiple Airlines
Sun 15/219:10ORD - GLA
2 stops22h 00mMultiple Airlines
Deal found 8/1£458
Fri 6/208:20GLA - ORD
1 stop16h 55mBritish Airways
Sun 15/216:10ORD - GLA
2 stops15h 05mBritish Airways
Deal found 8/1£466
Sun 22/217:20GLA - ORD
1 stop27h 00mKLM
Sun 1/316:25ORD - GLA
1 stop14h 20mKLM
Deal found 8/1£475
Tue 24/1112:45GLA - ORD
1 stop12h 00mBritish Airways
Sat 28/1117:10ORD - GLA
1 stop11h 35mBritish Airways
Deal found 6/1£481
Fri 6/206:05GLA - MDW
2 stops18h 31mDelta
Sun 15/211:45MDW - GLA
2 stops16h 10mDelta
Deal found 8/1£497
Sat 21/206:05GLA - MDW
2 stops16h 09mDelta
Sat 28/211:45MDW - GLA
2 stops19h 00mDelta
Deal found 7/1£498
Tue 13/106:05GLA - MDW
2 stops17h 29mDelta
Wed 28/118:35MDW - GLA
2 stops33h 20mDelta
Deal found 6/1£527
Sun 22/210:20GLA - STL
2 stops36h 53mBritish Airways
Sun 1/318:57STL - GLA
2 stops33h 48mBritish Airways
Deal found 8/1£552

Cheapflights Fare Finder

 
Customise your flight search to find flights from Glasgow 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 858,174 searches. Data last updated 9 January 2026.
Use the filters below to find and compare flights from Glasgow to Illinois that are best for you.

Fly from

Glasgow

Fly to

Illinois

Route

Depart

Return

Price

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Thu 26/3

12:35-18:20

1 stop10h 45m

Chicago O'Hare Intl

Sun 29/3

19:25-13:25

1 stop12h 00m

£411

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Fri 17/4

14:20-18:15

1 stop9h 55m

Chicago O'Hare Intl

Fri 24/4

19:25-13:25

1 stop12h 00m

£422

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Fri 6/2

16:25-16:45

3 stops30h 20m

Chicago O'Hare Intl

Sun 15/2

19:10-23:10

2 stops22h 00m

£458

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Fri 6/2

08:20-19:15

1 stop16h 55m

Chicago O'Hare Intl

Sun 15/2

16:10-13:15

2 stops15h 05m

£466

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Thu 29/1

12:00-19:15

1 stop13h 15m

Chicago O'Hare Intl

Mon 2/2

16:30-14:30

2 stops16h 00m

£484

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Fri 20/2

12:00-19:15

1 stop13h 15m

Chicago O'Hare Intl

Fri 27/2

17:10-13:05

1 stop13h 55m

£484

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Sat 21/2

06:05-14:20

1 stop14h 15m

Chicago O'Hare Intl

Sat 28/2

12:29-12:45

2 stops18h 16m

£495

GlasgowChicago

GLA - MDW

GLAMDW

Glasgow Intl

Fri 6/2

06:05-18:36

2 stops18h 31m

Chicago Midway

Sun 15/2

11:45-09:55

2 stops16h 10m

£497

GlasgowChicago

GLA - MDW

GLAMDW

Glasgow Intl

Sat 21/2

06:05-16:14

2 stops16h 09m

Chicago Midway

Sat 28/2

11:45-12:45

2 stops19h 00m

£498

GlasgowChicago

GLA - MDW

GLAMDW

Glasgow Intl

Fri 17/4

06:00-18:45

2 stops18h 45m

Chicago Midway

Fri 24/4

17:31-16:15

2 stops16h 44m

£555

Flights are sorted by cheapest return flights first.

Deals found on 6/1

Showing 1-10 of 42 results
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Best time to book a flight from Glasgow to Illinois

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

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

Currently, January is the cheapest month in which you can book a flight from Glasgow to Illinois (average of £286). Flying from Glasgow to Illinois in December is currently the most expensive (average of £515). 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 9 January 2026.
Get a feel of what it's like to fly with KLM, Virgin Atlantic, andAer Lingus from Glasgow 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.
KLM
7.7
Good
1,434 reviews
Check prices

Crew

8.4

Comfort

7.6

Boarding

7.8

Food

7.2

Overall

7.7

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
KLM
7.7
Good
1,434 reviews
KLM
7.7
Good
1,434 reviews
Check prices

Crew

8.4

Comfort

7.6

Boarding

7.8

Food

7.2

Overall

7.7

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Virgin Atlantic
7.5
Good
678 reviews
KLM
7.7
Good
1,434 reviews
Check prices

Crew

8.4

Comfort

7.6

Boarding

7.8

Food

7.2

Overall

7.7

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Aer Lingus
7.2
Good
1,429 reviews
KLM
7.7
Good
1,434 reviews
Check prices

Crew

8.4

Comfort

7.6

Boarding

7.8

Food

7.2

Overall

7.7

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Icelandair
7.1
Good
593 reviews
KLM
7.7
Good
1,434 reviews
Check prices

Crew

8.4

Comfort

7.6

Boarding

7.8

Food

7.2

Overall

7.7

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
British Airways
6.7
Okay
7,659 reviews
KLM
7.7
Good
1,434 reviews
Check prices

Crew

8.4

Comfort

7.6

Boarding

7.8

Food

7.2

Overall

7.7

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Related info for your journey

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

    Departing from Glasgow to Illinois will take you 10h 45m. Airlines will cover a distance of 3663 mi. This flight may include one or multiple stops.

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

    While some choose either Glasgow Intl - Chicago Midway or Glasgow Intl - Lambert-St Louis, Glasgow Intl - Chicago O'Hare Intl is the most popular route from Glasgow to Illinois.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Glasgow 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 to Illinois?

    Currently, January is the cheapest month in which you can book a flight from Glasgow to Illinois (average of £286). Flying from Glasgow to Illinois in December is currently the most expensive (average of £515). 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 Glasgow to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Glasgow to Illinois

Discover the top 7 airlines that operate flights from Glasgow 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 858,174 searches. Data last updated 9 January 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£286Average£638FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Virgin AtlanticCheapest£361Average£560FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£378Average£481FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£465Average£515FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapest£511Average£687FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Aer LingusCheapest£513Average£720FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
United AirlinesCheapest£517Average£649FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Glasgow to Illinois. 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 Glasgow to Illinois?

Cheapflights simply makes it quick and affordable to book flights from Glasgow to Illinois by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Certainly. Search results for flights to Illinois from Glasgow shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Illinois from Glasgow today and book when prices fit your budget.

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