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Cheap flights from Glasgow to Illinois from £282

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 29/9. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — ORD
13 Aug — 20 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap 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 14 July 2026.

Wed 26/807:45
GLA
-
ORD
2 stops15h 12m
Multiple Airlines
Sun 30/819:25
ORD
-
GLA
2 stops15h 25m
Multiple Airlines
Deal found 10/7£450
Thu 3/921:40
GLA
-
ORD
3 stops28h 25m
Multiple Airlines
Wed 16/919:25
ORD
-
GLA
1 stop12h 00m
Multiple Airlines
Deal found 12/7£473
Thu 27/811:00
GLA
-
ORD
2 stops29h 16m
Multiple Airlines
Sat 29/819:25
ORD
-
GLA
2 stops20h 05m
Multiple Airlines
Deal found 11/7£508
Tue 3/1106:00
GLA
-
MDW
2 stops16h 20m
KLM
Tue 24/1113:00
MDW
-
GLA
2 stops13h 30m
KLM
Deal found 10/7£671
Tue 1/1211:40
GLA
-
STL
2 stops18h 18m
British Airways
Wed 9/1211:50
STL
-
GLA
2 stops15h 40m
British Airways
Deal found 11/7£676
Wed 16/906:00
GLA
-
MDW
2 stops18h 19m
Delta
Wed 23/909:29
MDW
-
GLA
2 stops16h 56m
Delta
Deal found 9/7£682
Fri 2/1006:00
GLA
-
MDW
2 stops18h 19m
Virgin Atlantic
Mon 19/1013:28
MDW
-
GLA
2 stops12h 57m
Virgin Atlantic
Deal found 14/7£711
Fri 2/1006:00
GLA
-
MDW
2 stops18h 33m
Delta
Mon 19/1012:28
MDW
-
GLA
2 stops13h 57m
Delta
Deal found 13/7£714
Thu 27/811:00
GLA
-
MDW
2 stops28h 17m
Multiple Airlines
Sat 29/818:42
MDW
-
GLA
2 stops30h 08m
Multiple Airlines
Deal found 11/7£735
Wed 30/906:25
GLA
-
STL
2 stops16h 23m
British Airways
Sun 4/1021:40
STL
-
GLA
1 stop13h 10m
British Airways
Deal found 13/7£765
Thu 10/1208:40
GLA
-
STL
2 stops17h 41m
British Airways
Sun 20/1213:59
STL
-
GLA
2 stops14h 46m
British Airways
Deal found 11/7£785
Wed 19/808:35
GLA
-
STL
1 stop11h 27m
Multiple Airlines
Mon 24/814:40
STL
-
GLA
2 stops14h 50m
Multiple Airlines
Deal found 13/7£855

Find flight deals from Glasgow to Illinois

Keep the following information in mind while searching for Glasgow to Illinois flight deals. Data was last updated 14 July 2026.

Round-trip from

£450

One-way from

£282

Popular in

July

Cheapest in

February

Average price

£919
26/8-30/8
  • 26/8-30/8
  • 4 total stops
  • 30h 37m total
  • Glasgow to Illinois
Search Deals
29/9
  • 29/9
  • 3 total stops
  • 50h 30m total
  • Glasgow to Illinois
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (£111 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£23 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

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 14 July 2026.
Use the filters below to find and compare flights from Glasgow to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Wed 26/8

07:45-20:05

3 stops18h 20m

Chicago O'Hare Intl

Sun 30/8

19:25-23:40

3 stops22h 15m

£522

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Fri 2/10

14:20-21:25

1 stop13h 05m

Chicago O'Hare Intl

Mon 19/10

19:25-13:25

1 stop12h 00m

£569
Fastest return journey

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Wed 16/9

14:20-18:15

1 stop9h 55m

Chicago O'Hare Intl

Wed 23/9

19:25-13:25

1 stop12h 00m

£639

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Wed 16/9

09:30-15:55

1 stop12h 25m

Chicago O'Hare Intl

Wed 23/9

16:01-12:30

2 stops14h 29m

£673

GlasgowSt. Louis

GLA - STL

GLASTL

Glasgow Intl

Tue 8/12

09:50-20:21

2 stops16h 31m

Lambert-St Louis

Tue 15/12

11:50-09:50

2 stops16h 00m

£676

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Wed 16/9

06:00-20:30

2 stops20h 30m

Chicago O'Hare Intl

Wed 23/9

08:25-08:25

2 stops18h 00m

£682

GlasgowChicago

GLA - MDW

GLAMDW

Glasgow Intl

Wed 16/9

06:00-18:19

2 stops18h 19m

Chicago Midway

Wed 23/9

09:29-08:25

2 stops16h 56m

£682

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Wed 16/9

06:00-16:14

2 stops16h 14m

Chicago O'Hare Intl

Wed 23/9

11:17-08:25

2 stops15h 08m

£682

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Wed 16/9

06:00-18:28

2 stops18h 28m

Chicago O'Hare Intl

Wed 23/9

10:30-08:25

2 stops15h 55m

£684

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Fri 2/10

06:00-22:32

2 stops22h 32m

Chicago O'Hare Intl

Mon 19/10

17:30-16:10

2 stops16h 40m

£710

Flights are sorted by cheapest return flights first.

Deals found on 11/7

Showing 1-10 of 37 resultsSorted by cheapest first
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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, July is the cheapest month in which you can book a flight from Glasgow to Illinois (average of £67). Flying from Glasgow to Illinois in June is currently the most expensive (average of £539). 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.

What is the cheapest time of day to fly from GLA to IL?

Find hourly flight availability from Glasgow to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 14 July 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Glasgow to Illinois as you normally would.

How far ahead should I book a flight from Glasgow to Illinois?

The best time to book flights from Glasgow to Illinois is 57 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 14 July 2026.
Get a feel of what it's like to fly with Virgin Atlantic,Aer Lingus, andIcelandair 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.
Virgin Atlantic
7.5
Good
693 reviews
Check prices

Overall

7.5

Entertainment

7.5

Food

6.9

Boarding

7.7

Crew

8.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
Virgin Atlantic
7.5
Good
693 reviews
Virgin Atlantic
7.5
Good
693 reviews
Check prices

Overall

7.5

Entertainment

7.5

Food

6.9

Boarding

7.7

Crew

8.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
Aer Lingus
7.3
Good
1,666 reviews
Virgin Atlantic
7.5
Good
693 reviews
Check prices

Overall

7.5

Entertainment

7.5

Food

6.9

Boarding

7.7

Crew

8.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
Icelandair
7.0
Good
704 reviews
Virgin Atlantic
7.5
Good
693 reviews
Check prices

Overall

7.5

Entertainment

7.5

Food

6.9

Boarding

7.7

Crew

8.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
British Airways
6.7
Okay
8,113 reviews
Virgin Atlantic
7.5
Good
693 reviews
Check prices

Overall

7.5

Entertainment

7.5

Food

6.9

Boarding

7.7

Crew

8.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

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 12h 25m. 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, July is the cheapest month in which you can book a flight from Glasgow to Illinois (average of £67). Flying from Glasgow to Illinois in June is currently the most expensive (average of £539). 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

Browse thousands of different options on Cheapflights for your next trip

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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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Glasgow Intl to Cincinnati flights

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 14 July 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£204Average£598FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Virgin AtlanticCheapest£363Average£494FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£460Average£526FlexibilityNo cancel feeOn-time70%
Search British Airways flights
JetBlueCheapest£469Average£615FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Aer LingusCheapest£515Average£738FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
LufthansaCheapest£578Average£919FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest£593Average£772FlexibilityNo 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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