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Cheap flights from Glasgow to Illinois from £319

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 23/3. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — ORD
23 Mar — 30 Mar1
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 21 February 2026.

Tue 7/408:20
GLA
-
ORD
2 stops15h 55m
Multiple Airlines
Tue 14/419:25
ORD
-
GLA
2 stops13h 50m
Multiple Airlines
Deal found 21/2£492
Fri 17/406:50
GLA
-
ORD
2 stops20h 35m
Multiple Airlines
Sun 26/419:25
ORD
-
GLA
2 stops21h 45m
Multiple Airlines
Deal found 17/2£502
Fri 17/414:30
GLA
-
ORD
1 stop12h 55m
Icelandair
Fri 24/422:25
ORD
-
GLA
1 stop9h 00m
Icelandair
Deal found 20/2£507
Fri 17/414:30
GLA
-
ORD
1 stop12h 55m
Icelandair
Sat 25/419:25
ORD
-
GLA
1 stop12h 10m
Icelandair
Deal found 17/2£514
Wed 15/414:20
GLA
-
ORD
1 stop9h 55m
Icelandair
Sun 19/422:25
ORD
-
GLA
1 stop9h 10m
Icelandair
Deal found 18/2£522
Sat 18/419:10
GLA
-
ORD
2 stops47h 50m
Multiple Airlines
Sun 26/422:25
ORD
-
GLA
1 stop9h 00m
Multiple Airlines
Deal found 17/2£523
Thu 26/212:35
GLA
-
ORD
1 stop10h 45m
Icelandair
Mon 2/318:30
ORD
-
GLA
1 stop9h 25m
Icelandair
Deal found 17/2£525
Wed 15/407:45
GLA
-
ORD
2 stops16h 30m
Multiple Airlines
Sun 19/422:25
ORD
-
GLA
1 stop9h 10m
Multiple Airlines
Deal found 18/2£541
Sat 18/406:30
GLA
-
ORD
3 stops46h 35m
Multiple Airlines
Mon 27/410:16
ORD
-
GLA
2 stops21h 09m
Multiple Airlines
Deal found 17/2£543
Mon 20/409:10
GLA
-
MDW
2 stops15h 26m
Delta
Mon 27/418:38
MDW
-
GLA
2 stops15h 32m
Delta
Deal found 17/2£599
Wed 15/406:00
GLA
-
MDW
2 stops18h 36m
Delta
Sun 19/418:38
MDW
-
GLA
2 stops15h 32m
Delta
Deal found 18/2£627
Sat 18/406:00
GLA
-
MDW
2 stops18h 36m
Delta
Mon 27/413:24
MDW
-
GLA
2 stops20h 46m
Delta
Deal found 17/2£630

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 21 February 2026.

Round-trip from

£492

One-way from

£319

Popular in

July

Cheapest in

February

Average price

£382
7/4-14/4
  • 7/4-14/4
  • 4 total stops
  • 29h 45m total
  • Glasgow to Illinois
Search Deals
23/3
  • 23/3
  • 3 total stops
  • 53h 47m total
  • Glasgow to Illinois
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£82 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£15 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 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 21 February 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

Fri 17/4

14:30-21:25

1 stop12h 55m

Chicago O'Hare Intl

Fri 24/4

22:25-13:25

1 stop9h 00m

£507

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Fri 17/4

07:25-18:15

2 stops16h 50m

Chicago O'Hare Intl

Sun 26/4

19:25-08:25

3 stops31h 00m

£511

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Fri 17/4

14:30-21:25

1 stop12h 55m

Chicago O'Hare Intl

Sat 25/4

19:25-13:35

1 stop12h 10m

£514

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Wed 15/4

14:20-18:15

1 stop9h 55m

Chicago O'Hare Intl

Sun 19/4

22:25-13:35

1 stop9h 10m

£522

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Sat 18/4

19:10-13:00

2 stops47h 50m

Chicago O'Hare Intl

Sun 26/4

22:25-13:25

1 stop9h 00m

£523

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Sat 18/4

19:10-13:00

2 stops47h 50m

Chicago O'Hare Intl

Mon 27/4

19:25-13:25

1 stop12h 00m

£525

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Wed 15/4

07:45-18:15

2 stops16h 30m

Chicago O'Hare Intl

Sun 19/4

22:25-13:35

1 stop9h 10m

£541

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Mon 20/4

21:45-18:15

2 stops26h 30m

Chicago O'Hare Intl

Mon 27/4

19:25-13:25

1 stop12h 00m

£552

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Tue 7/4

08:20-14:00

1 stop11h 40m

Chicago O'Hare Intl

Tue 14/4

21:00-15:15

1 stop12h 15m

£579

GlasgowChicago

GLA - MDW

GLAMDW

Glasgow Intl

Mon 20/4

09:10-18:36

2 stops15h 26m

Chicago Midway

Mon 27/4

18:38-16:10

2 stops15h 32m

£599

Flights are sorted by cheapest return flights first.

Deals found on 19/2

Showing 1-10 of 37 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 £285). Flying from Glasgow to Illinois in December is currently the most expensive (average of £516). 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 21 February 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
1,457 reviews
Check prices

Boarding

7.8

Entertainment

7.1

Overall

7.7

Comfort

7.6

Crew

8.4

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
KLM
7.7
Good
1,457 reviews
KLM
7.7
Good
1,457 reviews
Check prices

Boarding

7.8

Entertainment

7.1

Overall

7.7

Comfort

7.6

Crew

8.4

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Virgin Atlantic
7.5
Good
679 reviews
KLM
7.7
Good
1,457 reviews
Check prices

Boarding

7.8

Entertainment

7.1

Overall

7.7

Comfort

7.6

Crew

8.4

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Aer Lingus
7.2
Good
1,458 reviews
KLM
7.7
Good
1,457 reviews
Check prices

Boarding

7.8

Entertainment

7.1

Overall

7.7

Comfort

7.6

Crew

8.4

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Icelandair
7.1
Good
617 reviews
KLM
7.7
Good
1,457 reviews
Check prices

Boarding

7.8

Entertainment

7.1

Overall

7.7

Comfort

7.6

Crew

8.4

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
British Airways
6.7
Okay
7,757 reviews
KLM
7.7
Good
1,457 reviews
Check prices

Boarding

7.8

Entertainment

7.1

Overall

7.7

Comfort

7.6

Crew

8.4

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

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 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, January is the cheapest month in which you can book a flight from Glasgow to Illinois (average of £285). Flying from Glasgow to Illinois in December is currently the most expensive (average of £516). 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 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 21 February 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£285Average£636FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Virgin AtlanticCheapest£360Average£559FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£391Average£509FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£464Average£507FlexibilityNo cancel feeOn-time75%
Search KLM flights
Aer LingusCheapest£512Average£718FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
LufthansaCheapest£513Average£745FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest£523Average£675FlexibilityNo 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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