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Cheap flights from Glasgow to Illinois from £394

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 16/3. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — ORD
30 Nov — 7 Dec1
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 31 October 2025.

Round-trip from

£484

One-way from

£394

Popular in

December

Cheapest in

February

Average price

£559
Icelandair
  • Icelandair
  • 20/11-28/11
  • 2 total stops
  • 20h 10m total
  • Glasgow to Illinois
Search Deals
16/3
  • 16/3
  • 1 total stop
  • 12h 15m total
  • Glasgow to Illinois
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£23 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
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 31 October 2025.

Thu 20/1112:35GLA - ORD
1 stop10h 45mIcelandair
Fri 28/1118:30ORD - GLA
1 stop9h 25mIcelandair
Deal found 30/10£484
Tue 25/1112:35GLA - ORD
1 stop10h 45mIcelandair
Thu 4/1218:30ORD - GLA
1 stop9h 25mIcelandair
Deal found 29/10£499
Wed 26/1112:35GLA - ORD
1 stop10h 45mIcelandair
Thu 4/1218:30ORD - GLA
1 stop9h 25mIcelandair
Deal found 29/10£505
Mon 22/1223:35GLA - ORD
2 stops23h 45mMultiple Airlines
Tue 30/1218:30ORD - GLA
2 stops17h 35mMultiple Airlines
Deal found 30/10£509
Thu 13/1112:35GLA - ORD
1 stop10h 45mIcelandair
Sat 29/1118:30ORD - GLA
1 stop9h 25mIcelandair
Deal found 29/10£512
Thu 27/1112:35GLA - ORD
1 stop10h 45mIcelandair
Thu 4/1218:30ORD - GLA
1 stop9h 25mIcelandair
Deal found 29/10£518
Fri 26/1223:00GLA - ORD
1 stop21h 00mMultiple Airlines
Thu 1/119:40ORD - GLA
1 stop19h 45mMultiple Airlines
Deal found 30/10£523
Thu 20/1113:25GLA - ORD
3 stops33h 55mMultiple Airlines
Fri 28/1118:30ORD - GLA
2 stops19h 30mMultiple Airlines
Deal found 30/10£547
Thu 4/1212:35GLA - ORD
1 stop10h 45mIcelandair
Thu 11/1218:30ORD - GLA
1 stop9h 25mIcelandair
Deal found 29/10£551
Tue 25/1112:35GLA - ORD
1 stop10h 45mIcelandair
Tue 2/1218:30ORD - GLA
1 stop9h 25mIcelandair
Deal found 29/10£566
Sat 6/1207:20GLA - ORD
1 stop12h 40mMultiple Airlines
Sun 14/1219:40ORD - GLA
1 stop12h 30mMultiple Airlines
Deal found 29/10£571
Wed 3/1209:45GLA - ORD
1 stop13h 15mAmerican Airlines
Mon 15/1220:35ORD - GLA
1 stop11h 55mAmerican Airlines
Deal found 29/10£579

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 31 October 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

Thu 20/11

12:35-17:20

1 stop10h 45m

Chicago O'Hare Intl

Fri 28/11

18:30-09:55

1 stop9h 25m

£484

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Mon 22/12

23:35-17:20

2 stops23h 45m

Chicago O'Hare Intl

Tue 30/12

18:30-18:05

2 stops17h 35m

£509

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Wed 26/11

12:35-17:20

1 stop10h 45m

Chicago O'Hare Intl

Mon 1/12

18:30-09:55

1 stop9h 25m

£518

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Wed 26/11

12:35-17:20

1 stop10h 45m

Chicago O'Hare Intl

Sat 6/12

18:30-09:55

1 stop9h 25m

£518

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Tue 25/11

12:35-17:20

1 stop10h 45m

Chicago O'Hare Intl

Mon 1/12

18:30-09:55

1 stop9h 25m

£518

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Thu 27/11

12:35-17:20

1 stop10h 45m

Chicago O'Hare Intl

Wed 3/12

18:30-09:55

1 stop9h 25m

£518

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Tue 25/11

12:35-17:20

1 stop10h 45m

Chicago O'Hare Intl

Sun 7/12

18:30-09:55

1 stop9h 25m

£518

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Tue 25/11

12:35-17:20

1 stop10h 45m

Chicago O'Hare Intl

Sat 6/12

18:30-09:55

1 stop9h 25m

£518

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Thu 27/11

12:35-17:20

1 stop10h 45m

Chicago O'Hare Intl

Sat 6/12

18:30-09:55

1 stop9h 25m

£518

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Thu 26/2

12:35-17:20

1 stop10h 45m

Chicago O'Hare Intl

Mon 2/3

18:30-09:55

1 stop9h 25m

£530

Flights are sorted by cheapest return flights first.

Deals found on 29/10

Showing 1-10 of 39 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, December is the cheapest month in which you can book a flight from Glasgow to Illinois (average of £314). Flying from Glasgow to Illinois in June is currently the most expensive (average of £502). 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 31 October 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 31 October 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
1,406 reviews
Check prices

Entertainment

7.1

Boarding

7.8

Crew

8.4

Overall

7.7

Comfort

7.7

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,406 reviews
KLM
7.7
Good
1,406 reviews
Check prices

Entertainment

7.1

Boarding

7.8

Crew

8.4

Overall

7.7

Comfort

7.7

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Virgin Atlantic
7.5
Good
670 reviews
KLM
7.7
Good
1,406 reviews
Check prices

Entertainment

7.1

Boarding

7.8

Crew

8.4

Overall

7.7

Comfort

7.7

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Aer Lingus
7.2
Good
1,362 reviews
KLM
7.7
Good
1,406 reviews
Check prices

Entertainment

7.1

Boarding

7.8

Crew

8.4

Overall

7.7

Comfort

7.7

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Icelandair
7.1
Good
562 reviews
KLM
7.7
Good
1,406 reviews
Check prices

Entertainment

7.1

Boarding

7.8

Crew

8.4

Overall

7.7

Comfort

7.7

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
British Airways
6.7
Okay
7,487 reviews
KLM
7.7
Good
1,406 reviews
Check prices

Entertainment

7.1

Boarding

7.8

Crew

8.4

Overall

7.7

Comfort

7.7

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

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 cheapest airlines to fly from Glasgow to Illinois one-way?

    The cheapest airline one-way is British Airways, with whom users have recently found tickets for as low as £408. However, be on the lookout for offers from Aer Lingus and Lufthansa, as they are both options that can get you from Glasgow to Illinois for a low price.

  • 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, December is the cheapest month in which you can book a flight from Glasgow to Illinois (average of £314). Flying from Glasgow to Illinois in June is currently the most expensive (average of £502). 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

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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 31 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£368Average£575FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£386Average£495FlexibilityNo cancel feeOn-time70%
Search British Airways flights
IcelandairCheapest£400Average£649FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Aer LingusCheapest£464Average£671FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
KLMCheapest£467Average£528FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapest£523Average£697FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest£528Average£661FlexibilityNo 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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