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Cheap flights from Glasgow Intl Airport to Chicago O'Hare Intl Airport from £256

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.
GLA — ORD
24 Aug — 31 Aug1
1 adult

Cheapflights Tip: The best prices from Glasgow Intl to Chicago O'Hare Intl are usually found in February or December, booked 72 days in advance, depart on a Monday or Wednesday and return on a Monday

Cheap flight deals from Glasgow Intl to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Glasgow Intl (GLA) to O'Hare Intl (ORD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 19 August 2025.

Round-trip from

£401

One-way from

£256

Popular in

April

Cheapest in

February

Average price

£682
8/9-15/9
  • 8/9-15/9
  • 2 total stops
  • 23h 40m total
  • Glasgow to Chicago
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8/9
  • 8/9
  • 3 total stops
  • 34h 07m total
  • Glasgow to Chicago
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£23 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£13 potential savings vs. average return price).
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Average for round-trip flights in August 2025
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Find flight deals from Glasgow Intl to O'Hare Intl

Cheapest flights from Glasgow Intl to O'Hare Intl
Explore the most affordable flight options available from Glasgow Intl to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 August 2025.

Mon 8/908:30GLA - ORD
1 stop11h 30mMultiple Airlines
Mon 15/921:15ORD - GLA
1 stop12h 10mMultiple Airlines
Deal found 18/8£401
Tue 9/922:35GLA - ORD
1 stop21h 25mMultiple Airlines
Tue 16/921:15ORD - GLA
1 stop12h 15mMultiple Airlines
Deal found 18/8£412
Thu 18/914:20GLA - ORD
1 stop9h 55mIcelandair
Thu 2/1019:25ORD - GLA
1 stop12h 00mIcelandair
Deal found 18/8£449
Mon 24/1112:35GLA - ORD
1 stop10h 45mIcelandair
Fri 5/1218:30ORD - GLA
1 stop9h 25mIcelandair
Deal found 17/8£472
Tue 9/905:50GLA - ORD
1 stop12h 00mBritish Airways
Tue 16/922:35ORD - GLA
1 stop12h 10mBritish Airways
Deal found 17/8£493
Tue 26/808:55GLA - ORD
1 stop11h 15mDelta
Tue 9/907:00ORD - GLA
2 stops19h 10mDelta
Deal found 18/8£506
Tue 9/906:00GLA - ORD
2 stops21h 56mVirgin Atlantic
Tue 16/910:15ORD - GLA
2 stops15h 55mVirgin Atlantic
Deal found 18/8£511
Thu 2/1013:55GLA - ORD
1 stop11h 05mAer Lingus
Thu 9/1021:15ORD - GLA
1 stop16h 25mAer Lingus
Deal found 17/8£516
Fri 3/1014:20GLA - ORD
1 stop9h 55mIcelandair
Fri 10/1022:15ORD - GLA
1 stop9h 10mIcelandair
Deal found 18/8£518
Thu 18/917:40GLA - ORD
2 stops28h 50mMultiple Airlines
Thu 2/1018:00ORD - GLA
3 stops33h 40mMultiple Airlines
Deal found 18/8£521
Mon 6/1008:35GLA - ORD
1 stop11h 25mAer Lingus
Fri 10/1015:45ORD - GLA
1 stop11h 35mAer Lingus
Deal found 18/8£522

Cheapflights Fare Finder

 
Customise your flight search to find flights from Glasgow Intl to O'Hare 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 19 August 2025.
Use the filters below to find and compare flights from Glasgow Intl Airport to Chicago O'Hare Intl Airport that are best for you.

Fly from

Glasgow Intl

Fly to

O'Hare Intl

Route

Depart

Return

Price

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Mon 8/9

08:30-14:00

1 stop11h 30m

Chicago O'Hare Intl

Mon 15/9

21:15-15:25

1 stop12h 10m

£401

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Tue 9/9

22:35-14:00

1 stop21h 25m

Chicago O'Hare Intl

Tue 16/9

21:15-15:30

1 stop12h 15m

£412

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Thu 18/9

14:20-18:15

1 stop9h 55m

Chicago O'Hare Intl

Thu 2/10

19:25-13:25

1 stop12h 00m

£449

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Mon 24/11

12:35-17:20

1 stop10h 45m

Chicago O'Hare Intl

Fri 5/12

18:30-09:55

1 stop9h 25m

£472

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Tue 9/9

05:50-11:50

1 stop12h 00m

Chicago O'Hare Intl

Tue 16/9

22:35-16:45

1 stop12h 10m

£493

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Wed 1/10

08:55-14:40

1 stop11h 45m

Chicago O'Hare Intl

Wed 8/10

16:40-16:10

1 stop17h 30m

£506

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Wed 1/10

08:55-14:40

1 stop11h 45m

Chicago O'Hare Intl

Wed 8/10

16:40-23:10

1 stop24h 30m

£506

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Wed 1/10

06:00-14:40

1 stop14h 40m

Chicago O'Hare Intl

Wed 8/10

13:08-13:00

2 stops17h 52m

£506

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Mon 8/9

08:55-14:40

1 stop11h 45m

Chicago O'Hare Intl

Mon 15/9

10:15-08:10

2 stops15h 55m

£506

GlasgowChicago

GLA - ORD

GLAORD

Glasgow Intl

Tue 9/9

08:55-14:10

1 stop11h 15m

Chicago O'Hare Intl

Tue 16/9

13:00-08:10

2 stops13h 10m

£506

Flights are sorted by cheapest return flights first.

Deals found on 17/8

Showing 1-10 of 16 results
1
2

Best time to book a flight from Glasgow Intl to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Glasgow Intl 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 Intl Airport to Chicago O'Hare Intl Airport

How far ahead should I book a flight from Glasgow Intl Airport to Chicago O'Hare Intl Airport?

Use this chart to determine the optimal time to book a return flight from Glasgow Intl to O'Hare Intl. Price data was last updated on 8 August 2025.

The best time to book flights from Glasgow Intl Airport to Chicago O'Hare Intl Airport is 72 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Glasgow Intl Airport to Chicago O'Hare Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Glasgow Intl Airport to Chicago O'Hare Intl Airport (average of £595). Flying from Glasgow Intl Airport to Chicago O'Hare Intl Airport 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 ORD?

Find hourly flight availability from Glasgow Intl to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 19 August 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 18% on flights from Glasgow Intl Airport to Chicago O'Hare Intl Airport by exploring options for tickets in the morning.

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to O'Hare Intl. Reviews last updated 19 August 2025.
Read through reviews of airlines operating flights from Glasgow Intl Airport to Chicago O'Hare Intl Airport, such as KLM, Air France, andAer Lingus. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,386 reviews
Check prices

Boarding

7.8

Overall

7.8

Comfort

7.7

Entertainment

7.1

Food

7.3

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
KLM
7.8
Good
1,386 reviews
KLM
7.8
Good
1,386 reviews
Check prices

Boarding

7.8

Overall

7.8

Comfort

7.7

Entertainment

7.1

Food

7.3

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Air France
7.4
Good
1,469 reviews
KLM
7.8
Good
1,386 reviews
Check prices

Boarding

7.8

Overall

7.8

Comfort

7.7

Entertainment

7.1

Food

7.3

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Aer Lingus
7.2
Good
1,221 reviews
KLM
7.8
Good
1,386 reviews
Check prices

Boarding

7.8

Overall

7.8

Comfort

7.7

Entertainment

7.1

Food

7.3

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Icelandair
7.0
Good
529 reviews
KLM
7.8
Good
1,386 reviews
Check prices

Boarding

7.8

Overall

7.8

Comfort

7.7

Entertainment

7.1

Food

7.3

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
British Airways
6.7
Okay
7,283 reviews
KLM
7.8
Good
1,386 reviews
Check prices

Boarding

7.8

Overall

7.8

Comfort

7.7

Entertainment

7.1

Food

7.3

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

Find useful and relevant information for your journey from Glasgow Intl to O'Hare 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 Glasgow Intl Airport to Chicago O'Hare Intl Airport?

    Icelandair and British Airways can get you from Glasgow Intl Airport to Chicago O'Hare Intl Airport in just under 9h 55m. Your travel time can differ by up to 2h 05m. Airlines will cover a distance of 3663 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines flying from Glasgow Intl Airport to Chicago O'Hare Intl Airport round-trip?

    Cheapflights users have booked flights from Glasgow Intl Airport to Chicago O'Hare Intl Airport round-trip from £325. Other airlines that can offer you cheap pricing are Air France, from £334, and British Airways, from £376. Users have found that Aer Lingus is 42% cheaper than the other options available to this destination.

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

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

  • How can I find direct flights from Glasgow Intl to O'Hare Intl?

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

  • Can I find deals for business class flights from Glasgow Intl to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Glasgow Intl to O'Hare 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 Glasgow Intl Airport to Chicago O'Hare Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Glasgow Intl Airport to Chicago O'Hare Intl Airport (average of £595). Flying from Glasgow Intl Airport to Chicago O'Hare Intl Airport 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

Travelling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Downers Grove
Elk Grove Village
Rosemont

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Glasgow Intl to O'Hare Intl

See prices for flight routes from nearby airports that may be better suited for you.
Glasgow Intl to Midway flights

Top 6 airlines flying from Glasgow Intl to O'Hare Intl

Discover the top 6 airlines that operate flights from Glasgow Intl to O'Hare 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 19 August 2025.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest£325Average£541FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
Air FranceCheapest£334Average£462FlexibilityNo cancel feeOn-time77%
Search Air France flights
British AirwaysCheapest£376Average£465FlexibilityNo cancel feeOn-time70%
Search British Airways flights
IcelandairCheapest£418Average£723FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
KLMCheapest£467Average£505FlexibilityNo cancel feeOn-time75%
Search KLM flights
Virgin AtlanticCheapest£494Average£540FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Glasgow Intl to O'Hare Intl?

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Why should you use Cheapflights to find cheap flight tickets from Glasgow Intl to O'Hare Intl?

Millions of users choose and trust Cheapflights to book the best flight deals from Glasgow Intl to O'Hare Intl for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Glasgow Intl to O'Hare Intl with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Glasgow Intl to O'Hare Intl, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Glasgow Intl to O'Hare Intl become cheaper?

Not ready to book yet? You can track prices for flights from Glasgow Intl to O'Hare Intl on Cheapflights with our Price Alert feature and get notified when better prices are available.

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