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

Iberia, American Airlines, and British Airways are the most popular carriers operating from Glasgow to Illinois

Which airlines fly to Illinois?

British Airways, Aer Lingus and Icelandair are the top three most popular airlines that fly to Illinois from Glasgow according to our data. British Airways is the first choice among our users, with 39% of people opting to fly with this airline when travelling to Illinois. Keep in mind that there are 7 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Glasgow to Illinois refresh daily.

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

The number of operators available for flights from Glasgow to Illinois is 5 as of December 2025.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Glasgow to Illinois.

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

The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

£420 Cheap Flights from Glasgow to Illinois in 2025/26

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Find the cheapest flights from Glasgow to Illinois

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

14:20 - 21:40

GLA

ORD

13h 20m1 stop

19:25 - 13:25

ORD

GLA

12h 00m1 stop

£445Icelandair

Fri, 17 Apr - Fri, 24 Apr

07:25 - 19:15

GLA

ORD

17h 50m1 stop

21:00 - 20:05

ORD

GLA

17h 05m1 stop

£450Multiple Airlines

Sun, 18 Jan - Sun, 25 Jan

08:20 - 19:15

GLA

ORD

16h 55m1 stop

16:14 - 13:15

ORD

GLA

15h 01m2 stops

£461British Airways

Sun, 18 Jan - Sun, 25 Jan

16:30 - 16:45

GLA

ORD

30h 15m2 stops

19:20 - 22:35

ORD

GLA

21h 15m2 stops

£478Multiple Airlines

Thu, 5 Feb - Thu, 12 Feb

08:20 - 19:15

GLA

ORD

16h 55m1 stop

21:45 - 15:10

ORD

GLA

11h 25m1 stop

£479British Airways

Thu, 5 Feb - Thu, 12 Feb

06:05 - 17:34

GLA

MDW

17h 29m2 stops

13:26 - 09:55

MDW

GLA

14h 29m2 stops

£494KLM

Sun, 18 Jan - Sun, 25 Jan

06:05 - 17:55

GLA

MDW

17h 50m2 stops

13:29 - 16:35

MDW

GLA

21h 06m2 stops

£511Delta

Thu, 5 Feb - Thu, 12 Feb

06:05 - 17:29

GLA

MDW

17h 24m2 stops

13:28 - 09:55

MDW

GLA

14h 27m2 stops

£544KLM

Thu, 5 Feb - Thu, 12 Feb

06:00 - 18:45

GLA

MDW

18h 45m2 stops

17:31 - 16:15

MDW

GLA

16h 44m2 stops

£552Delta

Fri, 17 Apr - Fri, 24 Apr

10:20 - 20:02

GLA

STL

15h 42m2 stops

20:01 - 19:40

STL

GLA

17h 39m2 stops

£776Iberia

Sat, 30 May - Sat, 18 Jul

British Airways flights from Glasgow to Illinois

Our best British Airways deals on Glasgow to Illinois flight tickets

British Airways

18 Jan

GLA08:20Glasgow Intl

16h 55m

1 stop

ORD19:15Chicago O'Hare Intl

25 Jan

ORD16:14Chicago O'Hare Intl

15h 01m

2 stops

GLA13:15Glasgow Intl

£461

Find similar

British Airways

5 Feb

GLA08:20Glasgow Intl

16h 55m

1 stop

ORD19:15Chicago O'Hare Intl

12 Feb

ORD21:45Chicago O'Hare Intl

11h 25m

1 stop

GLA15:10Glasgow Intl

£479

Find similar

British Airways

17 Apr

GLA05:50Glasgow Intl

12h 05m

1 stop

ORD11:55Chicago O'Hare Intl

24 Apr

ORD17:00Chicago O'Hare Intl

10h 35m

1 stop

GLA09:35Glasgow Intl

£482

Find similar

Delta flights from Glasgow to Illinois

Our best Delta deals on Glasgow to Illinois flight tickets

Delta

6 Feb

GLA06:05Glasgow Intl

18h 31m

2 stops

MDW18:36Chicago Midway

15 Feb

MDW13:29Chicago Midway

21h 06m

2 stops

GLA16:35Glasgow Intl

£496

Find similar

Delta

5 Feb

GLA06:05Glasgow Intl

17h 50m

2 stops

MDW17:55Chicago Midway

12 Feb

MDW13:29Chicago Midway

21h 06m

2 stops

GLA16:35Glasgow Intl

£511

Find similar

Delta

17 Apr

GLA06:00Glasgow Intl

18h 45m

2 stops

MDW18:45Chicago Midway

24 Apr

MDW17:31Chicago Midway

16h 44m

2 stops

GLA16:15Glasgow Intl

£552

Find similar

Fly from

Fly to

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

£445

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Sun 18/1

07:25-19:15

1 stop17h 50m

Chicago O'Hare Intl

Sun 25/1

21:00-20:05

1 stop17h 05m

£450

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Sun 18/1

08:20-19:15

1 stop16h 55m

Chicago O'Hare Intl

Sun 25/1

16:14-13:15

2 stops15h 01m

£461

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Thu 5/2

16:30-16:45

2 stops30h 15m

Chicago O'Hare Intl

Thu 12/2

19:20-22:35

2 stops21h 15m

£478

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Thu 5/2

08:20-19:15

1 stop16h 55m

Chicago O'Hare Intl

Thu 12/2

21:45-15:10

1 stop11h 25m

£479

GlasgowChicago

GLA - MDW

GLAMDW

Glasgow Intl

Sun 18/1

06:05-17:34

2 stops17h 29m

Chicago Midway

Sun 25/1

13:26-09:55

2 stops14h 29m

£494

GlasgowChicago

GLA - MDW

GLAMDW

Glasgow Intl

Thu 5/2

06:05-17:55

2 stops17h 50m

Chicago Midway

Thu 12/2

13:29-16:35

2 stops21h 06m

£511

GlasgowChicago

GLA - MDW

GLAMDW

Glasgow Intl

Thu 5/2

06:05-17:29

2 stops17h 24m

Chicago Midway

Thu 12/2

13:28-09:55

2 stops14h 27m

£544

GlasgowChicago

GLA - MDW

GLAMDW

Glasgow Intl

Fri 17/4

06:00-18:45

2 stops18h 45m

Chicago Midway

Fri 24/4

17:31-16:15

2 stops16h 44m

£552

GlasgowSt. Louis

GLA - STL

GLASTL

Glasgow Intl

Sat 30/5

10:20-20:02

2 stops15h 42m

Lambert-St Louis

Sat 18/7

20:01-19:40

2 stops17h 39m

£776

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 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 February is, on average, the cheapest month to fly to Illinois from Glasgow, with most prices found around £414. If you aren’t able to travel to Illinois during the month of February, then flying in March is also cheap. Prices for this month can be found on momondo for an average of £483.

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart on your flight to Illinois is on a Wednesday when prices can be found for as low as £535. This is often the case because there is less demand to fly during this day of the week. Flights from Glasgow to Illinois on a Sunday will generally be more expensive and average around £638. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our data shows that the cheapest Glasgow to Illinois flights are usually those with departure times in the morning. Our users have found flights to Illinois in the morning for as low as £551. In the evening is when there is more demand to fly to Illinois, so prices are often more expensive at around £626 per ticket.

What is the cheapest Glasgow to Illinois flight route?

Fly from Edinburgh Turnhouse to Chicago O'Hare Intl for the best Glasgow - Illinois flight prices

How far in advance should I book a flight to Illinois?

You are more likely to see cheaper flights to Illinois from Glasgow when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around £577 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Glasgow for as low as £460 on momondo.

What cabin class options are available on Glasgow to Illinois flights?

There are 2 cabin classes available to choose from on Glasgow to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Glasgow to Illinois flight deals and tips

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

Fastest flight time	12h 15m
Direct flights	None

The fastest flight from Glasgow to Illinois takes 12h 15m

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

Search flight deals

When did momondo last update prices for flights from Glasgow to Illinois?
Prices for flights from Glasgow to Illinois refresh daily.
How many operators does momondo search for flights from Glasgow to Illinois?
The number of operators available for flights from Glasgow to Illinois is 5 as of December 2025.
How old do you have to be to fly from Glasgow to Illinois?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Glasgow to Illinois.
What documentation or ID do you need to fly to Illinois?
The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Glasgow to Illinois

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

Airline	Rating	Free Cancellation	Price
Icelandair	PriceFrom £286	Free Cancellation	Rating 7.0 592 reviews	Search Icelandair flights
Virgin Atlantic	PriceFrom £361	Free Cancellation	Rating 7.5 677 reviews	Search Virgin Atlantic flights
British Airways	PriceFrom £378	Free Cancellation	Rating 6.7 7,605 reviews	Search British Airways flights
KLM	PriceFrom £459	Free Cancellation	Rating 7.7 1,434 reviews	Search KLM flights
Aer Lingus	PriceFrom £508	Free Cancellation	Rating 7.2 1,410 reviews	Search Aer Lingus flights
Lufthansa	PriceFrom £513	Free Cancellation	Rating 6.8 7,649 reviews	Search Lufthansa flights
United Airlines	PriceFrom £518	Free Cancellation	Rating 7.4 9,105 reviews	Search United Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Glasgow to Illinois . Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Glasgow to Illinois on momondo can be filtered to show those which offer 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 offers price alerts on flights to Illinois from Glasgow. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.