Which airlines fly to Illinois?

Aer Lingus, Icelandair and British Airways are the top three most popular airlines that fly to Illinois from Glasgow Intl Airport according to our data. Aer Lingus is the first choice among our users, with 46% of people opting to fly with this airline when travelling to Illinois. Keep in mind that there are 3 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Glasgow Intl to Illinois?

Finnair and United Airlines are the most popular carriers operating from Glasgow Intl to Illinois

When did momondo last update prices for flights from Glasgow Intl Airport to Illinois?

Prices for flights from Glasgow Intl Airport to Illinois refresh daily.

How many operators does momondo search for flights from Glasgow Intl Airport to Illinois?

As of May 2026, there are 3 operators available to choose from for flights from Glasgow Intl Airport to Illinois.

How old do you have to be to fly from Glasgow Intl Airport to Illinois?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Glasgow Intl Airport to Illinois.

What documentation or ID do you need to fly to Illinois?

The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£288 Cheap Flights from Glasgow Intl Airport to Illinois in 2026

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Find the cheapest flights from Glasgow Intl Airport to Illinois

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

08:00 - 14:00

GLA

ORD

12h 00m

1 stop

21:00 - 21:00

ORD

GLA

18h 00m

1 stop

£580Multiple Airlines

Sun, 7 Jun - Thu, 18 Jun

14:00 - 21:00

GLA

ORD

13h 00m

1 stop

15:57 - 10:10

ORD

GLA

12h 13m

1 stop

£586United Airlines

Mon, 29 Jun - Mon, 20 Jul

07:05 - 21:25

GLA

ORD

44h 20m

3 stops

19:25 - 13:25

ORD

GLA

12h 00m

1 stop

£588Multiple Airlines

Fri, 11 Sep - Mon, 14 Sep

14:00 - 22:06

GLA

ORD

14h 06m

1 stop

14:25 - 10:10

ORD

GLA

13h 45m

1 stop

£608United Airlines

Thu, 2 Jul - Thu, 23 Jul

21:25 - 16:05

GLA

ORD

24h 40m

2 stops

19:25 - 13:25

ORD

GLA

12h 00m

1 stop

£627Multiple Airlines

Fri, 11 Sep - Mon, 14 Sep

14:00 - 20:10

GLA

ORD

12h 10m

1 stop

15:57 - 10:10

ORD

GLA

12h 13m

1 stop

£630United Airlines

Thu, 2 Jul - Sun, 26 Jul

14:20 - 18:15

GLA

ORD

9h 55m

1 stop

19:25 - 13:25

ORD

GLA

12h 00m

1 stop

£643Icelandair

Fri, 11 Sep - Mon, 14 Sep

06:00 - 18:31

GLA

MDW

18h 31m

2 stops

13:00 - 08:25

MDW

GLA

13h 25m

2 stops

£711Delta

Fri, 2 Oct - Mon, 19 Oct

06:00 - 18:31

GLA

MDW

18h 31m

2 stops

12:30 - 08:25

MDW

GLA

13h 55m

2 stops

£712Delta

Fri, 2 Oct - Mon, 19 Oct

14:00 - 23:35

GLA

STL

15h 35m

1 stop

17:33 - 10:10

STL

GLA

34h 37m

2 stops

£1,122Lufthansa

Sun, 14 Jun - Fri, 26 Jun

United Airlines flights from Glasgow Intl Airport to Illinois

Our best United Airlines deals on Glasgow Intl Airport to Illinois flight tickets

United Airlines

29 Jun

GLA14:00Glasgow Intl

13h 00m

1 stop

ORD21:00Chicago O'Hare Intl

20 Jul

ORD15:57Chicago O'Hare Intl

12h 13m

1 stop

GLA10:10Glasgow Intl

£586

United Airlines

2 Jul

GLA14:00Glasgow Intl

14h 06m

1 stop

ORD22:06Chicago O'Hare Intl

23 Jul

ORD14:25Chicago O'Hare Intl

13h 45m

1 stop

GLA10:10Glasgow Intl

£608

United Airlines

2 Jul

GLA14:00Glasgow Intl

12h 10m

1 stop

ORD20:10Chicago O'Hare Intl

26 Jul

ORD15:57Chicago O'Hare Intl

12h 13m

1 stop

GLA10:10Glasgow Intl

£630

British Airways flights from Glasgow Intl Airport to Illinois

Our best British Airways deals on Glasgow Intl Airport to Illinois flight tickets

British Airways

1 Jul

GLA07:30Glasgow Intl

14h 25m

1 stop

ORD15:55Chicago O'Hare Intl

22 Jul

ORD19:05Chicago O'Hare Intl

14h 30m

1 stop

GLA15:35Glasgow Intl

£685

British Airways

2 Oct

GLA09:30Glasgow Intl

12h 25m

1 stop

ORD15:55Chicago O'Hare Intl

19 Oct

ORD16:01Chicago O'Hare Intl

15h 24m

2 stops

GLA13:25Glasgow Intl

£703

British Airways

1 Jul

GLA07:30Glasgow Intl

12h 20m

1 stop

ORD13:50Chicago O'Hare Intl

26 Jul

ORD17:00Chicago O'Hare Intl

11h 30m

1 stop

GLA10:30Glasgow Intl

£708

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Sun 7/6

08:00-14:00

1 stop12h 00m

Chicago O'Hare Intl

Thu 18/6

21:00-21:00

1 stop18h 00m

£580

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Mon 29/6

14:00-21:00

1 stop13h 00m

Chicago O'Hare Intl

Mon 20/7

15:57-10:10

1 stop12h 13m

£586

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Fri 11/9

07:05-21:25

3 stops44h 20m

Chicago O'Hare Intl

Mon 14/9

19:25-13:25

1 stop12h 00m

£588

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Thu 2/7

14:00-22:06

1 stop14h 06m

Chicago O'Hare Intl

Thu 23/7

14:25-10:10

1 stop13h 45m

£608

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Fri 11/9

21:25-16:05

2 stops24h 40m

Chicago O'Hare Intl

Mon 14/9

19:25-13:25

1 stop12h 00m

£627

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Thu 2/7

14:00-20:10

1 stop12h 10m

Chicago O'Hare Intl

Sun 26/7

15:57-10:10

1 stop12h 13m

£630

Fastest return journey

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Fri 11/9

14:20-18:15

1 stop9h 55m

Chicago O'Hare Intl

Mon 14/9

19:25-13:25

1 stop12h 00m

£643

GlasgowChicago

GLA - MDW

GLAMDW

Glasgow Intl

Fri 2/10

06:00-18:31

2 stops18h 31m

Chicago Midway

Mon 19/10

13:00-08:25

2 stops13h 25m

£711

GlasgowChicago

GLA - MDW

GLAMDW

Glasgow Intl

Fri 2/10

06:00-18:31

2 stops18h 31m

Chicago Midway

Mon 19/10

12:30-08:25

2 stops13h 55m

£712

GlasgowSt. Louis

GLA - STL

GLASTL

Glasgow Intl

Sun 14/6

14:00-23:35

1 stop15h 35m

Lambert-St Louis

Fri 26/6

17:33-10:10

2 stops34h 37m

£1,122

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Glasgow Intl Airport to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Illinois?

The month of September is, on average, the cheapest month to fly to Illinois from Glasgow Intl Airport, with most prices found around £54. If you aren’t able to travel to Illinois during the month of September, then flying in July is also cheap. Prices for this month can be found on momondo for an average of £65.

Cheap Glasgow Intl Airport to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Glasgow Intl Airport to Illinois

Fastest flight time	11h 25m
Direct flights	None

The fastest flight from Glasgow Intl Airport to Illinois takes 11h 25m

There are no direct flights from Glasgow Intl Airport to Illinois. There are no popular flight routes from Glasgow Intl Airport to Illinois.

Search flight deals

Frequently asked questions about flying from Glasgow Intl Airport to Illinois

When did momondo last update prices for flights from Glasgow Intl Airport to Illinois?
Prices for flights from Glasgow Intl Airport to Illinois refresh daily.
How many operators does momondo search for flights from Glasgow Intl Airport to Illinois?
As of May 2026, there are 3 operators available to choose from for flights from Glasgow Intl Airport to Illinois.
How old do you have to be to fly from Glasgow Intl Airport to Illinois?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Glasgow Intl Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Glasgow Intl Airport to Illinois

Compare and see reviews for airlines that fly from Glasgow Intl Airport to Illinois with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom £389	Free Cancellation	Rating 6.7 7,975 reviews	Search British Airways flights
Icelandair	PriceFrom £445	Free Cancellation	Rating 7.0 654 reviews	Search Icelandair flights
Aer Lingus	PriceFrom £490	Free Cancellation	Rating 7.3 1,553 reviews	Search Aer Lingus flights

Why use momondo?

Why should I use momondo to find a flight deal from Glasgow to Illinois?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Glasgow to Illinois for you.

Can I find flights from Glasgow to Illinois with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Glasgow to Illinois flights to just show those with flexible booking policies.

How can momondo help me find flights from Glasgow to Illinois?

Once all potential Glasgow to Illinois flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Glasgow to Illinois right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Glasgow to Illinois flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.