How long is the flight from Glasgow to Illinois?

Departing from Glasgow to Illinois will take you 11h 25m. Airlines will cover a distance of 3663 mi. This flight may include one or multiple stops.

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.

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).

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.

What are the most popular airlines that fly from Glasgow to Illinois?

Consider Aer Lingus, Icelandair or British Airways when booking your flight. These represent the most popular airlines when flying from Glasgow to Illinois.

What is the cheapest time of day to fly from GLA to IL?

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.

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.

£286+ Cheap Flights from Glasgow to Illinois

Cheap flight deals from Glasgow to Illinois

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 4 November 2026.

Thu 3/1208:25 -

2 stops14h 55m

Mon 7/1218:30 -

2 stops12h 15m

Deal found 31/10£543

Wed 16/1209:55 -

1 stop14h 25m

Wed 23/1215:55 -

1 stop11h 05m

Deal found 1/11£570

Tue 15/1209:30 -

1 stop14h 50m

Tue 22/1215:55 -

1 stop11h 35m

Deal found 31/10£588

Thu 3/1211:55 -

1 stop11h 25m

Mon 7/1218:30 -

1 stop9h 25m

Deal found 2/11£599

Thu 17/1208:25 -

2 stops14h 55m

Mon 4/118:30 -

2 stops18h 35m

Deal found 31/10£638

Tue 15/1211:55 -

1 stop11h 25m

Fri 8/118:30 -

1 stop9h 25m

Deal found 2/11£643

Find flight deals from Glasgow to Illinois

Round-trip from	£543
One-way from	£286
Popular in	July
Cheapest in	February
Average price	£591

3/12-7/12
4 total stops
27h 10m total
Glasgow to Illinois

Search Deals

24/1-31/12
2 total stops
40h 25m total
Glasgow to Illinois

Search Deals

Highest demand for flights based on searches. 19% potential increase in price (£112 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£20 potential savings vs. average return price).

Search Deals

Average for round-trip flights in November 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

GlasgowChicago

GLA Glasgow Intl - ORD Chicago O'Hare Intl

GLAORD

Glasgow Intl

Fri 15/1

20:20-17:20

3 stops51h 00m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£297

GlasgowChicago

GLA Glasgow Intl - ORD Chicago O'Hare Intl

GLAORD

Glasgow Intl

Sun 24/1

22:25-17:20

3 stops48h 55m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£297

GlasgowChicago

GLA Glasgow Intl - ORD Chicago O'Hare Intl

GLAORD

Glasgow Intl

Sat 16/1

10:35-17:20

2 stops36h 45m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£324

GlasgowChicago

GLA Glasgow Intl - ORD Chicago O'Hare Intl

GLAORD

Glasgow Intl

Wed 20/1

07:00-17:20

3 stops40h 20m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£324

GlasgowChicago

GLA Glasgow Intl - ORD Chicago O'Hare Intl

GLAORD

Glasgow Intl

Thu 21/1

18:00-19:15

1 stop31h 15m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£386

GlasgowChicago

GLA Glasgow Intl - ORD Chicago O'Hare Intl

GLAORD

Glasgow Intl

Thu 21/1

17:15-19:15

1 stop32h 00m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£420

GlasgowChicago

GLA Glasgow Intl - ORD Chicago O'Hare Intl

GLAORD

Glasgow Intl

Wed 20/1

09:45-22:27

2 stops18h 42m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£475

Fastest return journey

GlasgowChicago

GLA Glasgow Intl - ORD Chicago O'Hare Intl

GLAORD

Glasgow Intl

Thu 21/1

09:30-20:24

2 stops16h 54m

Chicago O'Hare Intl

Wed 31/12

00:00-07:00

Nonstop0h 00m

£514

GlasgowChicago

GLA Glasgow Intl - ORD Chicago O'Hare Intl

GLAORD

Glasgow Intl

Thu 3/12

08:25-17:20

2 stops14h 55m

Chicago O'Hare Intl

Mon 7/12

18:30-12:45

2 stops12h 15m

£543

GlasgowChicago

GLA Glasgow Intl - ORD Chicago O'Hare Intl

GLAORD

Glasgow Intl

Thu 3/12

11:55-17:20

1 stop11h 25m

Chicago O'Hare Intl

Mon 7/12

18:30-09:55

1 stop9h 25m

£599

Flights are sorted by cheapest return flights first.

Deals found on 3/11

Showing 1-10 of 20 resultsSorted by cheapest first

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.

GLA-ORD

GLA-SPI

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

GG1-USIL

GLA-ORD

GLA-SPI

What is the cheapest month to book a flight from Glasgow to Illinois?

Currently, February is the cheapest month in which you can book a flight from Glasgow to Illinois (average of £384). Flying from Glasgow to Illinois in July is currently the most expensive (average of £913). 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 a feel of what it's like to fly with Virgin Atlantic,Aer Lingus, andIcelandair 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.

Virgin Atlantic

7.5

Good

697 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Virgin Atlantic

7.5

Good

697 reviews

Virgin Atlantic

7.5

Good

697 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Aer Lingus

7.3

Good

1,879 reviews

Virgin Atlantic

7.5

Good

697 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Icelandair

6.9

Okay

766 reviews

Virgin Atlantic

7.5

Good

697 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

British Airways

6.7

Okay

8,282 reviews

Virgin Atlantic

7.5

Good

697 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Related info for your journey

How long is the flight from Glasgow to Illinois?
Departing from Glasgow to Illinois will take you 11h 25m. 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, February is the cheapest month in which you can book a flight from Glasgow to Illinois (average of £384). Flying from Glasgow to Illinois in July is currently the most expensive (average of £913). 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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Top 6 airlines flying from Glasgow to Illinois

Airline	Cheapest	Average	Flexibility	On-time
Icelandair	Cheapest£203	Average£613	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
British Airways	Cheapest£494	Average£596	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
JetBlue	Cheapest£511	Average£614	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
Aer Lingus	Cheapest£528	Average£828	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
United Airlines	Cheapest£613	Average£831	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Lufthansa	Cheapest£638	Average£853	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights

Fly with Cheapflights

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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Cheap flights from Glasgow to Illinois from £286

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Glasgow to Illinois

Cheapest flights from Glasgow to IllinoisExplore 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 4 November 2026.

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 4 November 2026.

Best flights from Glasgow to IllinoisDiscover carefully curated flight deals from Glasgow to Illinois that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 November 2026.

Discover carefully curated flight deals from Glasgow to Illinois that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 November 2026.

Last-minute flights from Glasgow to IllinoisDiscover last-minute flight deals from Glasgow to Illinois. Data last updated 4 November 2026 and is based on user searches.

Discover last-minute flight deals from Glasgow to Illinois. Data last updated 4 November 2026 and is based on user searches.

One-way flights from Glasgow to IllinoisSearch for one-way flight options from Glasgow to Illinois. Find affordable one-way fares based on user searches. Data last updated 4 November 2026.

Search for one-way flight options from Glasgow to Illinois. Find affordable one-way fares based on user searches. Data last updated 4 November 2026.

Find flight deals from Glasgow to Illinois

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Glasgow to Illinois that are best for you.

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.

Cheapflights Insights

What is the cheapest month to book a flight from Glasgow to Illinois?

Reviews of airlines servicing Illinois

Get a feel of what it's like to fly with Virgin Atlantic,Aer Lingus, andIcelandair 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.

Related info for your journey

How long is the flight from Glasgow to Illinois?

What are the most popular routes from Glasgow to Illinois?

Can I find deals for flights from Glasgow to Illinois that include hotel bookings?

How can I find direct flights from Glasgow to Illinois?

Can I find deals for business class flights from Glasgow to Illinois?

What is the cheapest month to book a flight from Glasgow to Illinois?

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.

Complete your trip

Complete your trip to Illinois by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to United States

Book a non-stop flight to one of these other cities located in United States.

Search flights from Glasgow to Illinois by cabin class

Find flights from Glasgow to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Glasgow and Illinois flights

Browse other Glasgow and Illinois flight options. Last updated on 4 November 2026.

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Glasgow to Illinois flights

Consider these flights travelling from Glasgow to Illinois.

Top 6 airlines flying from Glasgow to Illinois

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How does Cheapflights help users find flights from Glasgow to Illinois?

Why should you use Cheapflights to find cheap flight tickets from Glasgow to Illinois?

Can Cheapflights find flights from Glasgow to Illinois with no change fees?

Can Cheapflights notify me if prices for flights from Glasgow to Illinois become cheaper?

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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 4 November 2026.

Best flights from Glasgow to Illinois
Discover carefully curated flight deals from Glasgow to Illinois that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 November 2026.

Last-minute flights from Glasgow to Illinois
Discover last-minute flight deals from Glasgow to Illinois. Data last updated 4 November 2026 and is based on user searches.

One-way flights from Glasgow to Illinois
Search for one-way flight options from Glasgow to Illinois. Find affordable one-way fares based on user searches. Data last updated 4 November 2026.