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Cheap flights from Glasgow to Illinois from £281

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
9 Sep — 16 Sep1
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 10 August 2026.

Wed 16/907:45 -
1 stop12h 15m
Mon 28/915:45 -
1 stop10h 10m
Deal found 7/8£470
Wed 2/907:45 -
1 stop12h 15m
Sun 6/915:45 -
1 stop11h 10m
Deal found 9/8£473
Wed 2/907:45 -
1 stop12h 15m
Wed 16/915:45 -
1 stop10h 55m
Deal found 9/8£473
Sat 5/911:10 -
2 stops16h 15m
Mon 14/919:25 -
2 stops18h 50m
Deal found 9/8£474
Thu 3/909:05 -
1 stop16h 10m
Mon 7/915:45 -
1 stop10h 10m
Deal found 9/8£481
Fri 4/907:25 -
1 stop12h 35m
Mon 14/915:45 -
1 stop10h 10m
Deal found 9/8£490
Tue 10/1109:30 -
1 stop14h 55m
Tue 17/1115:55 -
1 stop11h 35m
Deal found 8/8£491
Sun 6/907:30 -
1 stop12h 30m
Sat 12/915:45 -
1 stop11h 15m
Deal found 9/8£494
Mon 7/921:10 -
2 stops43h 50m
Wed 16/911:45 -
1 stop15h 55m
Deal found 9/8£573
Thu 10/909:10 -
2 stops15h 09m
Tue 15/913:19 -
2 stops13h 06m
Deal found 7/8£631
Tue 10/1106:00 -
2 stops16h 39m
Sun 15/1113:22 -
2 stops13h 08m
Deal found 8/8£631
Wed 9/909:10 -
2 stops15h 09m
Wed 30/913:19 -
2 stops13h 06m
Deal found 5/8£632

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 10 August 2026.

Round-trip from

£470

One-way from

£281

Popular in

July

Cheapest in

February

Average price

£660
16/9-28/9
  • 16/9-28/9
  • 2 total stops
  • 22h 25m 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. 20% potential increase in price (£112 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£21 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 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 10 August 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
Fastest return journey

GlasgowChicago

GLA Glasgow Intl - ORD Chicago O'Hare Intl

GLAORD

Glasgow Intl

Wed 9/9

14:20-18:15

1 stop9h 55m

Chicago O'Hare Intl

Wed 30/9

22:25-13:25

1 stop9h 00m

£538

GlasgowChicago

GLA Glasgow Intl - ORD Chicago O'Hare Intl

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

£568

GlasgowChicago

GLA Glasgow Intl - ORD Chicago O'Hare Intl

GLAORD

Glasgow Intl

Wed 16/9

14:20-18:15

1 stop9h 55m

Chicago O'Hare Intl

Wed 23/9

22:25-13:25

1 stop9h 00m

£620

GlasgowChicago

GLA Glasgow Intl - MDW Chicago Midway

GLAMDW

Glasgow Intl

Wed 9/9

09:10-18:19

2 stops15h 09m

Chicago Midway

Wed 30/9

13:19-08:25

2 stops13h 06m

£632

GlasgowChicago

GLA Glasgow Intl - ORD Chicago O'Hare Intl

GLAORD

Glasgow Intl

Wed 16/9

09:10-14:30

1 stop11h 20m

Chicago O'Hare Intl

Wed 23/9

10:29-08:25

2 stops15h 56m

£640

GlasgowChicago

GLA Glasgow Intl - ORD Chicago O'Hare Intl

GLAORD

Glasgow Intl

Thu 24/9

09:10-14:15

1 stop11h 05m

Chicago O'Hare Intl

Thu 1/10

07:35-08:25

2 stops18h 50m

£642

GlasgowChicago

GLA Glasgow Intl - MDW Chicago Midway

GLAMDW

Glasgow Intl

Sat 19/9

06:00-18:22

2 stops18h 22m

Chicago Midway

Sat 26/9

18:40-16:15

2 stops15h 35m

£642

GlasgowChicago

GLA Glasgow Intl - ORD Chicago O'Hare Intl

GLAORD

Glasgow Intl

Fri 2/10

09:10-20:30

2 stops17h 20m

Chicago O'Hare Intl

Mon 19/10

13:25-12:55

2 stops17h 30m

£644

GlasgowChicago

GLA Glasgow Intl - MDW Chicago Midway

GLAMDW

Glasgow Intl

Wed 16/9

06:00-18:19

2 stops18h 19m

Chicago Midway

Wed 23/9

19:13-16:10

2 stops14h 57m

£644

GlasgowChicago

GLA Glasgow Intl - MDW Chicago Midway

GLAMDW

Glasgow Intl

Wed 11/11

06:00-16:39

2 stops16h 39m

Chicago Midway

Mon 16/11

12:30-08:30

2 stops14h 00m

£644

Flights are sorted by cheapest return flights first.

Deals found on 8/8

Showing 1-10 of 44 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, February is the cheapest month in which you can book a flight from Glasgow to Illinois (average of £382). Flying from Glasgow to Illinois in July is currently the most expensive (average of £911). 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 10 August 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.

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 10 August 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
694 reviews
Check prices

Crew

8.1

Food

6.9

Comfort

7.3

Boarding

7.7

Entertainment

7.5

Overall

7.5

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
694 reviews
Virgin Atlantic
7.5
Good
694 reviews
Check prices

Crew

8.1

Food

6.9

Comfort

7.3

Boarding

7.7

Entertainment

7.5

Overall

7.5

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
1,693 reviews
Virgin Atlantic
7.5
Good
694 reviews
Check prices

Crew

8.1

Food

6.9

Comfort

7.3

Boarding

7.7

Entertainment

7.5

Overall

7.5

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
6.9
Okay
728 reviews
Virgin Atlantic
7.5
Good
694 reviews
Check prices

Crew

8.1

Food

6.9

Comfort

7.3

Boarding

7.7

Entertainment

7.5

Overall

7.5

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
8,155 reviews
Virgin Atlantic
7.5
Good
694 reviews
Check prices

Crew

8.1

Food

6.9

Comfort

7.3

Boarding

7.7

Entertainment

7.5

Overall

7.5

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 9h 55m. 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, February is the cheapest month in which you can book a flight from Glasgow to Illinois (average of £382). Flying from Glasgow to Illinois in July is currently the most expensive (average of £911). 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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Top 6 airlines flying from Glasgow to Illinois

Discover the top 6 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 10 August 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£202Average£596FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
British AirwaysCheapest£456Average£529FlexibilityNo cancel feeOn-time70%
Search British Airways flights
JetBlueCheapest£508Average£610FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Aer LingusCheapest£512Average£732FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
LufthansaCheapest£575Average£924FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest£609Average£777FlexibilityNo 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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