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

The cheapest airline one-way is Aer Lingus, with whom users have recently found tickets for as low as £484. However, be on the lookout for offers from Icelandair and Iberia, 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 - Moline Quad-City, 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 Air France, British Airways or Aer Lingus when booking your flight. These represent the most popular airlines when flying from Glasgow to Illinois.

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

Travelers have found it’s best to book a flight 51 days in advance to save up to 117% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 51 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Glasgow to Illinois 1-2 weeks in advance for as low as £386, or £730 for flights within the next 24 hours.

What is the cheapest month to fly from Glasgow to Illinois?

The best pricing can be found in the month of February. Prices to Illinois from Glasgow average £579. You can even find prices in February for less than £579, as users have found deals to Illinois from as low as £365. The month of July appears to be one of the more expensive times to travel to Illinois from Glasgow. Flying in the targeted month can save you up to 33%.

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.

£317+ Flights from Glasgow to Illinois - Compare & Save Big

Cheap flight deals from Glasgow to Illinois

Round-trip from	£508
One-way from	£317
Popular in	July
Cheapest in	February
Average price	£584

Virgin Atlantic
17/9-24/9
4 total stops
33h 45m total
Glasgow to Illinois

Search Deals

8/9
2 total stops
32h 15m total
Glasgow to Illinois

Search Deals

Highest demand for flights based on searches. 17% potential increase in price (£94 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£14 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 24 April 2025.

Fri 2/511:30GLA - ORD

1 stop12h 45mBritish Airways

Sun 4/521:15ORD - GLA

1 stop13h 25mBritish Airways

Deal found 24/4£495

Fri 2/506:00GLA - ORD

1 stop14h 10mVirgin Atlantic

Sun 4/516:20ORD - GLA

1 stop14h 40mVirgin Atlantic

Deal found 23/4£504

Fri 2/513:30GLA - ORD

2 stops14h 36mKLM

Sun 4/516:20ORD - GLA

1 stop24h 50mKLM

Deal found 24/4£506

Wed 17/906:00GLA - MDW

2 stops18h 36mDelta

Wed 24/909:30MDW - GLA

2 stops16h 40mDelta

Deal found 23/4£508

Fri 2/505:50GLA - ORD

1 stop11h 55mAmerican Airlines

Sun 4/517:45ORD - GLA

1 stop13h 30mAmerican Airlines

Deal found 22/4£512

Tue 3/608:35GLA - ORD

1 stop30h 35mMultiple Airlines

Mon 9/610:00ORD - GLA

1 stop14h 50mMultiple Airlines

Deal found 23/4£537

Fri 2/506:00GLA - MDW

2 stops14h 22mKLM

Tue 1/713:09MDW - GLA

2 stops13h 16mKLM

Deal found 23/4£552

Tue 27/514:25GLA - ORD

1 stop12h 50mIcelandair

Mon 2/619:25ORD - GLA

1 stop12h 00mIcelandair

Deal found 23/4£555

Fri 2/508:55GLA - ORD

2 stops18h 36mDelta

Tue 1/710:18ORD - GLA

2 stops16h 07mDelta

Deal found 23/4£567

Mon 8/908:35GLA - ORD

2 stops15h 40mAer Lingus

Mon 8/921:15ORD - GLA

2 stops16h 25mAer Lingus

Deal found 23/4£928

Mon 23/613:10GLA - ORD

2 stops28h 15mLufthansa

Mon 7/716:00ORD - GLA

1 stop14h 20mLufthansa

Deal found 23/4£1,453

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 24 April 2025.

Wed 17/906:00GLA - ORD

2 stops17h 45mVirgin Atlantic

Wed 24/910:10ORD - GLA

2 stops16h 00mVirgin Atlantic

Deal found 23/4£508

Wed 17/906:00GLA - MDW

2 stops18h 36mDelta

Wed 24/909:30MDW - GLA

2 stops16h 40mDelta

Deal found 23/4£508

Tue 3/608:35GLA - ORD

1 stop30h 35mMultiple Airlines

Mon 9/610:00ORD - GLA

1 stop14h 50mMultiple Airlines

Deal found 23/4£537

Tue 27/514:25GLA - ORD

1 stop12h 50mIcelandair

Mon 2/619:25ORD - GLA

1 stop12h 00mIcelandair

Deal found 23/4£555

Mon 8/908:35GLA - ORD

2 stops15h 40mAer Lingus

Mon 8/921:15ORD - GLA

2 stops16h 25mAer Lingus

Deal found 23/4£928

Tue 26/806:00GLA - ORD

2 stops17h 39mDelta

Tue 9/911:00ORD - GLA

2 stops15h 10mDelta

Deal found 23/4£567

Mon 23/613:10GLA - ORD

2 stops28h 15mLufthansa

Mon 7/716:00ORD - GLA

1 stop14h 20mLufthansa

Deal found 23/4£1,453

Last-minute flights from Glasgow to Illinois
Discover last-minute flight deals from Glasgow to Illinois. Data last updated 24 April 2025 and is based on user searches.

Fri 2/511:30GLA - ORD

1 stop12h 45mBritish Airways

Sun 4/521:15ORD - GLA

1 stop13h 25mBritish Airways

Deal found 24/4£495

Fri 2/506:00GLA - ORD

1 stop14h 10mVirgin Atlantic

Sun 4/516:20ORD - GLA

1 stop14h 40mVirgin Atlantic

Deal found 23/4£504

Fri 2/505:50GLA - ORD

1 stop11h 55mAmerican Airlines

Sun 4/517:45ORD - GLA

1 stop13h 30mAmerican Airlines

Deal found 22/4£512

Fri 2/508:55GLA - ORD

1 stop11h 15mKLM

Tue 1/716:20ORD - GLA

1 stop10h 05mKLM

Deal found 23/4£542

Fri 2/506:00GLA - MDW

2 stops14h 22mKLM

Tue 1/713:09MDW - GLA

2 stops13h 16mKLM

Deal found 23/4£552

Fri 2/508:55GLA - ORD

2 stops18h 36mDelta

Tue 1/710:18ORD - GLA

2 stops16h 07mDelta

Deal found 23/4£567

Fri 2/516:20GLA - ORD

2 stops29h 50mMultiple Airlines

Tue 1/710:31ORD - GLA

3 stops28h 14mMultiple Airlines

Deal found 23/4£703

Fri 2/506:00GLA - MDW

2 stops18h 20mDelta

Sun 4/517:59MDW - GLA

2 stops16h 11mDelta

Deal found 24/4£822

Fri 2/513:30GLA - ORD

2 stops14h 36mKLM

Sun 4/516:20ORD - GLA

1 stop24h 50mKLM

Deal found 24/4£506

Tue 27/514:25GLA - ORD

1 stop12h 50mIcelandair

Mon 2/619:25ORD - GLA

1 stop12h 00mIcelandair

Deal found 23/4£555

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 24 April 2025.

Mon 8/920:55GLA - ORD

2 stops32h 15mMultiple Airlines

Deal found 23/4£317

Wed 14/508:35GLA - ORD

1 stop11h 25mAer Lingus

Deal found 23/4£484

Fri 20/608:35GLA - MDW

2 stops19h 10mMultiple Airlines

Deal found 22/4£579

Sun 10/814:20GLA - ORD

1 stop9h 55mIcelandair

Deal found 24/4£746

Tue 30/907:00GLA - ORD

2 stops15h 14mIberia

Deal found 23/4£825

Sat 9/805:50GLA - ORD

2 stops16h 02mBritish Airways

Deal found 23/4£895

Fri 30/506:10GLA - ORD

2 stops18h 25mLufthansa

Deal found 22/4£1,503

Fri 30/508:55GLA - MDW

2 stops14h 50mKLM

Deal found 22/4£2,777

Fri 30/506:00GLA - MDW

2 stops17h 45mDelta

Deal found 23/4£2,787

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Wed 17/9

06:00-17:45

2 stops17h 45m

Chicago O'Hare Intl

Wed 24/9

10:10-08:10

2 stops16h 00m

£508

GlasgowChicago

GLA - MDW

GLAMDW

Glasgow Intl

Wed 17/9

06:00-18:36

2 stops18h 36m

Chicago Midway

Wed 24/9

09:30-08:10

2 stops16h 40m

£508

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Tue 3/6

08:35-09:10

1 stop30h 35m

Chicago O'Hare Intl

Mon 9/6

10:00-06:50

1 stop14h 50m

£537

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Tue 27/5

14:25-21:15

1 stop12h 50m

Chicago O'Hare Intl

Mon 2/6

19:25-13:25

1 stop12h 00m

£555

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Tue 26/8

06:00-17:39

2 stops17h 39m

Chicago O'Hare Intl

Tue 9/9

11:00-08:10

2 stops15h 10m

£567

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Mon 8/9

08:35-18:15

2 stops15h 40m

Chicago O'Hare Intl

Mon 8/9

21:15-19:40

2 stops16h 25m

£928

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Mon 23/6

13:10-11:25

2 stops28h 15m

Chicago O'Hare Intl

Mon 7/7

16:00-12:20

1 stop14h 20m

£1,453

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Mon 8/9

20:55-23:10

2 stops32h 15m

£317

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Wed 14/5

08:35-14:00

1 stop11h 25m

£484

GlasgowChicago

GLA - MDW

GLAMDW

Glasgow Intl

Fri 20/6

08:35-21:45

2 stops19h 10m

£579

Flights are sorted by cheapest return flights first.

Deals found on 23/4

Showing 1-10 of 16 results

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?

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

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

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 a feel of what it's like to fly with Delta, KLM and Virgin Atlantic 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

7,919 reviews

Check prices

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

7,919 reviews

Delta

8.0

Very Good

7,919 reviews

Check prices

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

1,333 reviews

Delta

8.0

Very Good

7,919 reviews

Check prices

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

642 reviews

Delta

8.0

Very Good

7,919 reviews

Check prices

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

Icelandair

7.0

Good

484 reviews

Delta

8.0

Very Good

7,919 reviews

Check prices

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

Aer Lingus

7.0

Good

1,068 reviews

Delta

8.0

Very Good

7,919 reviews

Check prices

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

What are the cheapest airlines to fly from Glasgow to Illinois one-way?
The cheapest airline one-way is Aer Lingus, with whom users have recently found tickets for as low as £484. However, be on the lookout for offers from Icelandair and Iberia, 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 - 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 £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

Alternative routes for Glasgow to Illinois

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Edinburgh to Reagan-National flights

Aberdeen to Hobby flights

Edinburgh to Raleigh flights

Edinburgh to Tampa flights

Inverness to O'Hare Intl flights

Edinburgh to George Bush Intcntl flights

Glasgow Intl to Midway flights

Inverness to John F Kennedy Intl flights

Inverness to Newark flights

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Glasgow Intl to Love Field flights

Edinburgh to Denver flights

Aberdeen to George Bush Intcntl flights

Glasgow Intl to Los Angeles flights

Glasgow Intl to Boston flights

Aberdeen to John F Kennedy Intl flights

Inverness to LaGuardia flights

Glasgow Intl to Tampa flights

Aberdeen to Newark flights

Edinburgh to Detroit flights

Glasgow Intl to Hobby flights

Edinburgh to Austin flights

Aberdeen to LaGuardia flights

Edinburgh to Philadelphia flights

Edinburgh to Ontario flights

Edinburgh to Las Vegas flights

Edinburgh to San Francisco flights

Complete your trip

Illinois car hire

Chicago O'Hare Intl Airport car hire

Chicago Midway Airport car hire

Moline Quad-City Airport car hire

Greater Peoria Airport car hire

Bloomington-Normal Airport car hire

Springfield Capital Airport car hire

Champaign University-Willard Airport car hire

Chicago Greater Rockford Airport car hire

Belleville Airport car hire

Marion Williamson County Airport car hire

Quincy Regional Airport car hire

Direct flights to United States

Top 10 airlines flying from Glasgow to Illinois

Airline	Cheapest	Average	Flexibility	On-time
Aer Lingus	Cheapest£331	Average£594	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
Air France	Cheapest£340	Average£470	FlexibilityNo cancel fee	On-time77%	Search Air France flights
British Airways	Cheapest£383	Average£508	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Icelandair	Cheapest£426	Average£741	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
Finnair	Cheapest£443	Average£556	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
KLM	Cheapest£463	Average£571	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Virgin Atlantic	Cheapest£503	Average£567	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
United Airlines	Cheapest£520	Average£652	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Lufthansa	Cheapest£526	Average£685	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Air Canada	Cheapest£529	Average£635	FlexibilityNo cancel fee	On-time67%	Search Air Canada 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 £317

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 8/9. Fares are subject to change and may not be available on all flights or dates of travel.

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 24 April 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find 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 24 April 2025.

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 24 April 2025.

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

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?

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 24 April 2025.

Rainfall in Illinois by month

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

Temperature in Illinois by month

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

Reviews of airlines servicing Illinois

Get a feel of what it's like to fly with Delta, KLM and Virgin Atlantic 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.

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?

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.

Top 10 airlines flying from Glasgow to Illinois

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?

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 24 April 2025.