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Cheap flights from Illinois to Glasgow Intl Airport from £248

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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — GLA
5 Dec — 12 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Illinois to Glasgow Intl

Keep the following information in mind while searching for Illinois to Glasgow Intl flight deals. Data was last updated 5 November 2025.

Round-trip from

£360

One-way from

£248

Popular in

June

Cheapest in

February

Average price

£472
Icelandair
  • Icelandair
  • 22/1-2/2
  • 2 total stops
  • 20h 10m total
  • Illinois to Glasgow
Search Deals
Icelandair
  • Icelandair
  • 1/12
  • 1 total stop
  • 9h 25m total
  • Illinois to Glasgow
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£89 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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Find flight deals from Illinois to Glasgow Intl

Enter your travel dates to find the best prices.

Cheapest flights from Illinois to Glasgow Intl
Explore the most affordable flight options available from Illinois to Glasgow Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 November 2025.

Mon 1/1218:30ORD - GLA
1 stop9h 25mIcelandair
Fri 5/1212:35GLA - ORD
1 stop10h 45mIcelandair
Deal found 3/11£385
Wed 3/1218:30ORD - GLA
2 stops20h 30mMultiple Airlines
Mon 8/1223:35GLA - ORD
2 stops23h 45mMultiple Airlines
Deal found 4/11£391
Sat 15/1118:30ORD - GLA
1 stop9h 25mIcelandair
Fri 21/1111:05GLA - ORD
1 stop12h 15mIcelandair
Deal found 3/11£396
Sun 30/1118:30ORD - GLA
1 stop9h 25mIcelandair
Fri 5/1212:35GLA - ORD
1 stop10h 45mIcelandair
Deal found 4/11£399
Wed 3/1218:30ORD - GLA
2 stops20h 30mMultiple Airlines
Wed 10/1207:45GLA - ORD
2 stops15h 35mMultiple Airlines
Deal found 3/11£405
Wed 3/1218:30ORD - GLA
1 stop9h 25mIcelandair
Wed 10/1212:35GLA - ORD
1 stop10h 45mIcelandair
Deal found 3/11£427
Tue 2/1218:30ORD - GLA
1 stop9h 25mIcelandair
Tue 9/1212:35GLA - ORD
1 stop10h 45mIcelandair
Deal found 4/11£428
Thu 27/1119:20ORD - GLA
2 stops20h 05mMultiple Airlines
Tue 2/1212:00GLA - ORD
2 stops34h 45mMultiple Airlines
Deal found 4/11£451
Tue 9/1221:45ORD - GLA
1 stop10h 50mBritish Airways
Tue 27/112:45GLA - ORD
1 stop12h 00mBritish Airways
Deal found 4/11£464
Tue 2/1214:05STL - GLA
2 stops17h 00mAmerican Airlines
Tue 9/1206:25GLA - STL
2 stops18h 18mAmerican Airlines
Deal found 2/11£465
Wed 19/1115:50ORD - GLA
1 stop10h 00mAer Lingus
Tue 25/1108:20GLA - ORD
1 stop15h 35mAer Lingus
Deal found 3/11£468
Wed 3/1213:14MDW - GLA
2 stops13h 16mKLM
Wed 10/1213:25GLA - MDW
2 stops16h 22mKLM
Deal found 3/11£492

Cheapflights Fare Finder

 
Customise your flight search to find flights from Illinois to Glasgow Intl 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 5 November 2025.
Use the filters below to find and compare flights from Illinois to Glasgow Intl Airport that are best for you.

Fly from

Illinois

Fly to

Glasgow Intl

Route

Depart

Return

Price

ChicagoGlasgow

ORD - GLA

ORDGLA

Chicago O'Hare Intl

Thu 22/1

18:30-09:55

1 stop9h 25m

Glasgow Intl

Mon 2/2

12:35-17:20

1 stop10h 45m

£360

ChicagoGlasgow

ORD - GLA

ORDGLA

Chicago O'Hare Intl

Thu 22/1

18:30-19:40

2 stops19h 10m

Glasgow Intl

Sun 1/2

08:20-17:20

2 stops15h 00m

£376

ChicagoGlasgow

ORD - GLA

ORDGLA

Chicago O'Hare Intl

Fri 16/1

18:30-09:55

1 stop9h 25m

Glasgow Intl

Mon 19/1

12:35-17:20

1 stop10h 45m

£392

ChicagoGlasgow

ORD - GLA

ORDGLA

Chicago O'Hare Intl

Thu 15/1

18:30-22:35

2 stops22h 05m

Glasgow Intl

Sun 18/1

07:25-17:20

2 stops15h 55m

£397

ChicagoGlasgow

ORD - GLA

ORDGLA

Chicago O'Hare Intl

Sun 30/11

18:30-09:55

1 stop9h 25m

Glasgow Intl

Fri 5/12

12:35-17:20

1 stop10h 45m

£399

ChicagoGlasgow

ORD - GLA

ORDGLA

Chicago O'Hare Intl

Wed 25/2

18:30-09:55

1 stop9h 25m

Glasgow Intl

Fri 6/3

12:35-17:20

1 stop10h 45m

£412

ChicagoGlasgow

ORD - GLA

ORDGLA

Chicago O'Hare Intl

Sun 19/4

19:25-13:25

1 stop12h 00m

Glasgow Intl

Thu 23/4

14:20-18:15

1 stop9h 55m

£460

ChicagoGlasgow

ORD - GLA

ORDGLA

Chicago O'Hare Intl

Sun 5/4

19:25-13:25

1 stop12h 00m

Glasgow Intl

Thu 9/4

14:20-18:15

1 stop9h 55m

£460

ChicagoGlasgow

ORD - GLA

ORDGLA

Chicago O'Hare Intl

Sun 12/4

19:25-13:25

1 stop12h 00m

Glasgow Intl

Thu 16/4

14:20-18:15

1 stop9h 55m

£460

St. LouisGlasgow

STL - GLA

STLGLA

Lambert-St Louis

Tue 2/12

14:05-13:05

2 stops17h 00m

Glasgow Intl

Tue 9/12

06:25-18:43

2 stops18h 18m

£465

Flights are sorted by cheapest return flights first.

Deals found on 3/11

Showing 1-10 of 37 results
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Best time to book a flight from Illinois to Glasgow Intl

Have a flexible travel schedule? Discover the best time to fly to Glasgow Intl from Illinois 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 Illinois to Glasgow Intl Airport

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

Currently, March is the cheapest month in which you can book a flight from Illinois to Glasgow Intl Airport (average of £350). Flying from Illinois to Glasgow Intl Airport in June is currently the most expensive (average of £654). 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.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Glasgow Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Illinois to Glasgow Intl Airport?

    Departing from Illinois to Glasgow Intl Airport will take you 9h 25m. The distance from Illinois to Glasgow Intl Airport is about 3663 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    To fly one-way, consider booking your trip with Icelandair, which is currently one of the cheapest options available, starting at £248. British Airways flights start at £301 while deals on KLM start at £312 one-way.

  • What are the most popular routes from Illinois to Glasgow Intl Airport?

    Most travelers choose Chicago O'Hare Intl - Glasgow Intl, Chicago Midway - Glasgow Intl or Lambert-St Louis - Glasgow Intl when deciding on the best route from Illinois to Glasgow Intl Airport.

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

    Yes. In addition to deals on Illinois to Glasgow Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Glasgow Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Glasgow Intl.

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

    Yes. Cheapflights offers flight deals from Illinois to Glasgow Intl 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 Illinois to Glasgow Intl Airport?

    Currently, March is the cheapest month in which you can book a flight from Illinois to Glasgow Intl Airport (average of £350). Flying from Illinois to Glasgow Intl Airport in June is currently the most expensive (average of £654). 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

Travelling to a place near Glasgow Intl Airport?

Book flights to Glasgow Intl Airport if you plan to visit one of these locations
Paisley
Dunoon
Largs
Renfrew
Kilmarnock
Dumbarton
Arrochar
Clydebank
East Kilbride
Inveraray
Rothesay
Ballachulish
Alexandria
Tarbert
Balloch

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Alternative routes for Illinois to Glasgow Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Illinois to Glasgow Intl

Discover the top airline that operate flights from Illinois to Glasgow Intl. 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 5 November 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£441Average£714FlexibilityNo cancel feeOn-time70%
Search British Airways 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 Illinois to Glasgow Intl?

Cheapflights makes it easy to find Illinois to Glasgow Intl flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Glasgow Intl from Illinois.

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

Certainly. Search results for flights to Glasgow Intl from Illinois 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 Illinois to Glasgow Intl become cheaper?

Yes, Cheapflights offers price alerts on Illinois to Glasgow Intl flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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