Find flights
When to book
Airlines
FAQs

Cheap flights from Glasgow to Illinois from £312

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 29/4. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — ORD
14 Dec — 21 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 14 November 2025.

Round-trip from

£391

One-way from

£312

Popular in

December

Cheapest in

February

Average price

£489
Icelandair
  • Icelandair
  • 17/4-24/4
  • 2 total stops
  • 25h 20m total
  • Glasgow to Illinois
Search Deals
29/4
  • 29/4
  • 2 total stops
  • 32h 20m total
  • Glasgow to Illinois
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£26 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 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 14 November 2025.

Fri 12/1211:05GLA - ORD
1 stop12h 15mIcelandair
Fri 9/118:30ORD - GLA
1 stop9h 25mIcelandair
Deal found 13/11£530
Tue 9/1212:35GLA - ORD
1 stop10h 45mIcelandair
Sun 11/118:30ORD - GLA
1 stop9h 25mIcelandair
Deal found 12/11£562
Thu 11/1208:20GLA - ORD
1 stop15h 35mAer Lingus
Thu 18/1219:40ORD - GLA
1 stop18h 00mAer Lingus
Deal found 13/11£601
Wed 3/1213:25GLA - ORD
3 stops33h 20mMultiple Airlines
Sat 6/1219:20ORD - GLA
3 stops20h 50mMultiple Airlines
Deal found 13/11£613
Fri 12/1212:00GLA - ORD
1 stop11h 55mAer Lingus
Thu 8/121:00ORD - GLA
1 stop13h 00mAer Lingus
Deal found 11/11£630
Sun 14/1212:45GLA - ORD
1 stop13h 20mLufthansa
Wed 14/118:25ORD - GLA
1 stop11h 40mLufthansa
Deal found 11/11£665
Fri 12/1211:05GLA - ORD
1 stop12h 15mMultiple Airlines
Thu 8/107:45ORD - GLA
2 stops20h 10mMultiple Airlines
Deal found 11/11£669
Sun 14/1209:20GLA - ORD
1 stop12h 05mMultiple Airlines
Wed 14/115:55ORD - GLA
2 stops16h 20mMultiple Airlines
Deal found 11/11£673
Wed 17/1207:45GLA - ORD
1 stop16h 10mMultiple Airlines
Sat 27/1215:50ORD - GLA
1 stop18h 00mMultiple Airlines
Deal found 12/11£696
Wed 3/1206:05GLA - MDW
2 stops18h 13mDelta
Sun 7/1213:14MDW - GLA
2 stops13h 16mDelta
Deal found 11/11£705
Thu 27/1112:50GLA - MLI
2 stops38h 27mLufthansa
Mon 1/1217:20MLI - GLA
2 stops36h 45mLufthansa
Deal found 12/11£914
Fri 26/1206:05GLA - MDW
2 stops17h 14mDelta
Fri 2/109:50MDW - GLA
2 stops18h 05mDelta
Deal found 11/11£991

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 November 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

Fri 17/4

14:20-21:40

1 stop13h 20m

Chicago O'Hare Intl

Fri 24/4

19:25-13:25

1 stop12h 00m

£391

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

£398

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Fri 12/12

11:05-17:20

1 stop12h 15m

Chicago O'Hare Intl

Fri 9/1

18:30-09:55

1 stop9h 25m

£530

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Tue 9/12

12:35-17:20

1 stop10h 45m

Chicago O'Hare Intl

Sun 11/1

18:30-09:55

1 stop9h 25m

£562

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Thu 26/2

08:40-17:53

2 stops15h 13m

Chicago O'Hare Intl

Mon 2/3

17:10-09:50

1 stop10h 40m

£614

GlasgowSt. Louis

GLA - STL

GLASTL

Glasgow Intl

Thu 26/2

09:55-23:30

2 stops19h 35m

Lambert-St Louis

Mon 2/3

18:33-16:35

2 stops16h 02m

£639

GlasgowChicago

GLA - MDW

GLAMDW

Glasgow Intl

Thu 23/4

06:00-18:05

2 stops18h 05m

Chicago Midway

Thu 30/4

17:59-16:10

2 stops16h 11m

£644

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Wed 3/12

07:45-17:20

2 stops15h 35m

Chicago O'Hare Intl

Sat 6/12

18:30-22:20

3 stops21h 50m

£660

GlasgowChicago

GLA - MDW

GLAMDW

Glasgow Intl

Thu 26/2

06:05-18:37

2 stops18h 32m

Chicago Midway

Mon 2/3

13:28-12:45

2 stops17h 17m

£663

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Thu 26/2

09:05-18:45

2 stops15h 40m

Chicago O'Hare Intl

Mon 2/3

12:32-08:30

2 stops13h 58m

£663

Flights are sorted by cheapest return flights first.

Deals found on 10/11

Showing 1-10 of 37 results
1
2
3
4

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 £292). Flying from Glasgow to Illinois in June is currently the most expensive (average of £503). 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 November 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 14 November 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
1,411 reviews
Check prices

Boarding

7.8

Comfort

7.7

Food

7.3

Overall

7.7

Entertainment

7.1

Crew

8.4

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
1,411 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Boarding

7.8

Comfort

7.7

Food

7.3

Overall

7.7

Entertainment

7.1

Crew

8.4

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
673 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Boarding

7.8

Comfort

7.7

Food

7.3

Overall

7.7

Entertainment

7.1

Crew

8.4

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
1,370 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Boarding

7.8

Comfort

7.7

Food

7.3

Overall

7.7

Entertainment

7.1

Crew

8.4

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
578 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Boarding

7.8

Comfort

7.7

Food

7.3

Overall

7.7

Entertainment

7.1

Crew

8.4

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
7,521 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Boarding

7.8

Comfort

7.7

Food

7.3

Overall

7.7

Entertainment

7.1

Crew

8.4

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 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 Midway or Glasgow Intl - Moline Quad-City, 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 £292). Flying from Glasgow to Illinois in June is currently the most expensive (average of £503). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Glasgow to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
Edinburgh to Newark flights
Edinburgh to John F Kennedy Intl flights
Edinburgh to LaGuardia flights
Glasgow Intl to John F Kennedy Intl flights
Glasgow Intl to Newark flights
Edinburgh to Orlando flights
Glasgow Intl to Orlando flights
Glasgow Intl to LaGuardia flights
Edinburgh to Dulles Intl flights
Edinburgh to Los Angeles flights
Edinburgh to O'Hare Intl flights
Edinburgh to Boston flights
Edinburgh to San Francisco flights
Edinburgh to Miami flights
Edinburgh to Ontario flights
Glasgow Intl to O'Hare Intl flights
Edinburgh to Las Vegas flights
Glasgow Intl to Miami flights
Edinburgh to Baltimore flights
Edinburgh to Santa Ana flights
Glasgow Intl to Boston flights
Glasgow Intl to Los Angeles flights
Glasgow Intl to San Diego flights
Edinburgh to Reagan-National flights
Aberdeen to Hobby flights
Aberdeen to Orlando flights
Edinburgh to New Orleans flights
Edinburgh to Denver flights
Edinburgh to Dallas/Fort Worth flights
Glasgow Intl to Dallas/Fort Worth flights
Glasgow Intl to Hobby flights
Edinburgh to Philadelphia flights
Edinburgh to Sky Harbor Intl flights
Edinburgh to Tampa flights
Aberdeen to George Bush Intcntl flights
Edinburgh to Atlanta flights
Edinburgh to Hobby flights
Glasgow Intl to George Bush Intcntl flights
Glasgow Intl to Charlotte flights
Glasgow Intl to Denver flights
Glasgow Intl to Raleigh flights
Glasgow Intl to Tampa flights
Edinburgh to Fort Myers flights
Inverness to Newark flights
Inverness to John F Kennedy Intl flights
Inverness to LaGuardia flights
Edinburgh to Nashville flights
Edinburgh to Love Field flights
Glasgow Intl to Ontario flights
Glasgow Intl to San Francisco 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 November 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£369Average£575FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£386Average£494FlexibilityNo cancel feeOn-time70%
Search British Airways flights
IcelandairCheapest£400Average£650FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
KLMCheapest£468Average£528FlexibilityNo cancel feeOn-time75%
Search KLM flights
Aer LingusCheapest£501Average£678FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
LufthansaCheapest£523Average£699FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest£529Average£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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.