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Cheap flights from Glasgow to Illinois from £254

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 20/5. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — ORD
7 Apr — 14 Apr1
1 adult

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 2 April 2025.

Round-trip from

£439

One-way from

£254

Popular in

July

Cheapest in

February

Average price

£601
Icelandair
  • Icelandair
  • 3/5-13/5
  • 2 total stops
  • 21h 50m total
  • Glasgow to Illinois
Search Deals
20/5
  • 20/5
  • 2 total stops
  • 39h 09m total
  • Glasgow to Illinois
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£99 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 April 2025
Search Deals

Find flight deals from Glasgow to Illinois

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 2 April 2025.

Sat 3/514:25GLA - ORD
1 stop9h 50mIcelandair
Tue 13/519:25ORD - GLA
1 stop12h 00mIcelandair
Deal found 1/4£439
Thu 1/511:30GLA - ORD
1 stop12h 45mBritish Airways
Thu 8/517:40ORD - GLA
1 stop10h 35mBritish Airways
Deal found 1/4£475
Fri 16/507:00GLA - ORD
1 stop13h 40mMultiple Airlines
Fri 23/519:15ORD - GLA
1 stop10h 55mMultiple Airlines
Deal found 1/4£479
Thu 1/506:00GLA - ORD
2 stops15h 29mKLM
Thu 8/516:20ORD - GLA
1 stop24h 50mKLM
Deal found 1/4£489
Fri 16/507:00GLA - ORD
1 stop12h 50mIberia
Fri 23/516:40ORD - GLA
2 stops13h 30mIberia
Deal found 1/4£503
Thu 24/406:00GLA - MDW
2 stops18h 20mVirgin Atlantic
Thu 8/513:08MDW - GLA
2 stops13h 02mVirgin Atlantic
Deal found 1/4£517
Thu 1/506:00GLA - MDW
2 stops14h 22mKLM
Thu 8/513:08MDW - GLA
2 stops13h 02mKLM
Deal found 1/4£564
Tue 26/806:00GLA - ORD
2 stops18h 40mDelta
Tue 9/910:10ORD - GLA
2 stops16h 00mDelta
Deal found 1/4£565
Thu 24/406:10GLA - ORD
2 stops18h 05mLufthansa
Thu 8/521:40ORD - GLA
2 stops19h 25mLufthansa
Deal found 2/4£568
Wed 25/605:50GLA - ORD
1 stop14h 00mAmerican Airlines
Thu 3/719:10ORD - GLA
1 stop12h 25mAmerican Airlines
Deal found 1/4£621
Thu 1/506:00GLA - MDW
2 stops17h 19mDelta
Thu 15/509:16MDW - GLA
2 stops16h 54mDelta
Deal found 1/4£623
Fri 27/606:00GLA - ORD
2 stops32h 25mVirgin Atlantic
Sat 5/714:00ORD - GLA
2 stops36h 25mVirgin Atlantic
Deal found 1/4£656

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 2 April 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

Sat 3/5

14:25-18:15

1 stop9h 50m

Chicago O'Hare Intl

Tue 13/5

19:25-13:25

1 stop12h 00m

£439

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Thu 1/5

11:30-18:15

1 stop12h 45m

Chicago O'Hare Intl

Thu 8/5

17:40-10:15

1 stop10h 35m

£475

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Fri 16/5

07:00-14:40

1 stop13h 40m

Chicago O'Hare Intl

Fri 23/5

19:15-12:10

1 stop10h 55m

£479

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Thu 1/5

06:00-15:29

2 stops15h 29m

Chicago O'Hare Intl

Thu 8/5

16:20-23:10

1 stop24h 50m

£489

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Fri 16/5

07:00-13:50

1 stop12h 50m

Chicago O'Hare Intl

Fri 23/5

16:40-12:10

2 stops13h 30m

£503

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Thu 24/4

06:00-20:45

2 stops20h 45m

Chicago O'Hare Intl

Thu 8/5

16:20-23:10

1 stop24h 50m

£507

GlasgowChicago

GLA - MDW

GLAMDW

Glasgow Intl

Thu 24/4

06:00-18:20

2 stops18h 20m

Chicago Midway

Thu 8/5

13:08-08:10

2 stops13h 02m

£517

GlasgowChicago

GLA - MDW

GLAMDW

Glasgow Intl

Thu 1/5

06:00-14:22

2 stops14h 22m

Chicago Midway

Thu 8/5

13:08-08:10

2 stops13h 02m

£564

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Tue 26/8

06:00-18:40

2 stops18h 40m

Chicago O'Hare Intl

Tue 9/9

10:10-08:10

2 stops16h 00m

£565

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Thu 24/4

06:10-18:15

2 stops18h 05m

Chicago O'Hare Intl

Thu 8/5

21:40-23:05

2 stops19h 25m

£568

Flights are sorted by cheapest return flights first.

Deals found on 1/4

Showing 1-10 of 27 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 £595). Flying from Glasgow to Illinois in July is currently the most expensive (average of £843). 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 2 April 2025.

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.

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 43.0 - 125.0 inches per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Illinois when rainfall is around 43.0 mm.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

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 2 April 2025.
Get a feel of what it's like to fly with Delta, KLM and Air France from Glasgow to Illinois by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,897 reviews
Check prices

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very Good
7,897 reviews
Delta
8.0
Very Good
7,897 reviews
Check prices

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,323 reviews
Delta
8.0
Very Good
7,897 reviews
Check prices

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air France
7.4
Good
1,427 reviews
Delta
8.0
Very Good
7,897 reviews
Check prices

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Virgin Atlantic
7.4
Good
637 reviews
Delta
8.0
Very Good
7,897 reviews
Check prices

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very Good
7,897 reviews
Check prices

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • What are the cheapest airlines to fly from Glasgow to Illinois one-way?

    The cheapest airline one-way is Icelandair, with whom users have recently found tickets for as low as £406. However, be on the lookout for offers from Aer Lingus and British Airways, 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, January is the cheapest month in which you can book a flight from Glasgow to Illinois (average of £595). Flying from Glasgow to Illinois in July is currently the most expensive (average of £843). 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 10 airlines flying from Glasgow to Illinois

Discover the top 10 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 2 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest£340Average£611FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
Air FranceCheapest£350Average£484FlexibilityNo cancel feeOn-time77%
Search Air France flights
British AirwaysCheapest£393Average£535FlexibilityNo cancel feeOn-time70%
Search British Airways flights
IcelandairCheapest£426Average£747FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
KLMCheapest£477Average£590FlexibilityNo cancel feeOn-time75%
Search KLM flights
FinnairCheapest£495Average£572FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Virgin AtlanticCheapest£518Average£560FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
United AirlinesCheapest£535Average£672FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapest£544Average£653FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
LufthansaCheapest£558Average£727FlexibilityNo cancel feeOn-time76%
Search Lufthansa 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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