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Cheap flights from Glasgow to Illinois from £420

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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — ORD
22 tammi — 29 tammi1
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 23 joulukuu 2025.

ma 29/1207:35GLA - ORD
1 stop15h 25mAmerican Airlines
to 15/118:25ORD - GLA
1 stop12h 40mAmerican Airlines
Deal found 21/12£551
ma 29/1209:05GLA - ORD
1 stop11h 15mAir France
to 15/113:55ORD - GLA
2 stops26h 15mAir France
Deal found 21/12£576
ma 29/1213:25GLA - ORD
2 stops32h 54mMultiple Airlines
to 15/107:01ORD - GLA
2 stops20h 54mMultiple Airlines
Deal found 21/12£608
ma 29/1206:05GLA - MDW
2 stops17h 21mDelta
to 15/109:32MDW - GLA
2 stops18h 23mDelta
Deal found 21/12£809

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 23 joulukuu 2025.

Round-trip from

£445

One-way from

£420

Popular in

July

Cheapest in

February

Average price

£678
Icelandair
  • Icelandair
  • 17/4-24/4
  • 2 total stops
  • 25h 20m total
  • Glasgow to Illinois
Search Deals
11/5
  • 11/5
  • 1 total stop
  • 12h 00m total
  • Glasgow to Illinois
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£52 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
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 23 joulukuu 2025.
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

pe 17/4

14:20-21:40

1 stop13h 20m

Chicago O'Hare Intl

pe 24/4

19:25-13:25

1 stop12h 00m

£445

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

su 18/1

07:25-19:15

1 stop17h 50m

Chicago O'Hare Intl

su 25/1

21:00-20:05

1 stop17h 05m

£450

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

su 18/1

08:20-19:15

1 stop16h 55m

Chicago O'Hare Intl

su 25/1

16:14-13:15

2 stops15h 01m

£461

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

to 5/2

16:30-16:45

2 stops30h 15m

Chicago O'Hare Intl

to 12/2

19:20-22:35

2 stops21h 15m

£478

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

to 5/2

08:20-19:15

1 stop16h 55m

Chicago O'Hare Intl

to 12/2

21:45-15:10

1 stop11h 25m

£479

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

pe 23/1

08:15-17:00

1 stop14h 45m

Chicago O'Hare Intl

ma 26/1

20:45-14:30

1 stop11h 45m

£485

GlasgowChicago

GLA - MDW

GLAMDW

Glasgow Intl

su 18/1

06:05-17:34

2 stops17h 29m

Chicago Midway

su 25/1

13:26-09:55

2 stops14h 29m

£494

GlasgowChicago

GLA - MDW

GLAMDW

Glasgow Intl

to 5/2

06:05-17:29

2 stops17h 24m

Chicago Midway

to 12/2

13:28-09:55

2 stops14h 27m

£544

GlasgowChicago

GLA - MDW

GLAMDW

Glasgow Intl

pe 17/4

06:00-18:45

2 stops18h 45m

Chicago Midway

pe 24/4

17:31-16:15

2 stops16h 44m

£552

GlasgowSt. Louis

GLA - STL

GLASTL

Glasgow Intl

to 29/1

05:55-21:15

2 stops21h 20m

Lambert-St Louis

ma 2/2

13:35-09:50

2 stops14h 15m

£557

Flights are sorted by cheapest return flights first.

Deals found on 21/12

Showing 1-10 of 26 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 £517). 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 23 joulukuu 2025.

It’s typically best to fly out from Glasgow to Illinois in the afternoon. Doing so could potentially save you 36% on the flight price compared to flying in the morning, which is usually more expensive.

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 23 joulukuu 2025.
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

8.3

Food

7.2

Boarding

7.7

Entertainment

7.1

Overall

7.7

Comfort

7.6

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

8.3

Food

7.2

Boarding

7.7

Entertainment

7.1

Overall

7.7

Comfort

7.6

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
677 reviews
KLM
7.7
Good
1,434 reviews
Check prices

Crew

8.3

Food

7.2

Boarding

7.7

Entertainment

7.1

Overall

7.7

Comfort

7.6

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
1,412 reviews
KLM
7.7
Good
1,434 reviews
Check prices

Crew

8.3

Food

7.2

Boarding

7.7

Entertainment

7.1

Overall

7.7

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Icelandair
7.0
Good
592 reviews
KLM
7.7
Good
1,434 reviews
Check prices

Crew

8.3

Food

7.2

Boarding

7.7

Entertainment

7.1

Overall

7.7

Comfort

7.6

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
7,607 reviews
KLM
7.7
Good
1,434 reviews
Check prices

Crew

8.3

Food

7.2

Boarding

7.7

Entertainment

7.1

Overall

7.7

Comfort

7.6

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 13h 20m. 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 O'Hare Intl or Glasgow Intl - Lambert-St Louis, Glasgow Intl - Chicago Midway 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 £517). 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 23 joulukuu 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£286Average£639FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Virgin AtlanticCheapest£361Average£561FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£378Average£481FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£459Average£516FlexibilityNo cancel feeOn-time75%
Search KLM flights
Aer LingusCheapest£508Average£719FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
LufthansaCheapest£513Average£686FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest£518Average£650FlexibilityNo 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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