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

According to our current data, Icelandair (£481), and Aer Lingus (£593) offers the cheapest pricing from Glasgow to Chicago O'Hare Intl Airport. Icelandair is priced at 33% lower than the current average price of a flight leaving 3 months from now.

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport 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 Chicago O'Hare Intl Airport when rainfall is around 43.0 mm.

If weather is an important factor for your trip to Chicago O'Hare Intl Airport, 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).

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

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

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

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

Yes. Cheapflights offers flight deals from Glasgow 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.

Find Cheap Flights from Glasgow to Chicago O'Hare Intl Airport

Find flight deals from Glasgow to O'Hare Intl

Popular in	July
Cheapest in	May
Average price	£664

Highest demand for flights based on searches. 8% potential increase in price (£48 potential increase over avg. return price).

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Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

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

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Glasgow with our price prediction graph.

GG1-ORD

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 Chicago O'Hare Intl Airport

What is the cheapest time of day to fly from GLA to ORD?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Glasgow to Chicago O'Hare Intl Airport as you normally would.

Reviews of airlines servicing O'Hare Intl

Read through reviews of airlines operating flights from Glasgow to Chicago O'Hare Intl Airport, such as Aer Lingus and Icelandair. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Aer Lingus

7.3

Good

1,811 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Michael,Sept 2026

DUB - JFK

Food and service was great. Wish the USB on the planes worked so I could charge and use my phone on the flight

Aer Lingus

7.3

Good

1,811 reviews

Aer Lingus

7.3

Good

1,811 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Michael,Sept 2026

DUB - JFK

Food and service was great. Wish the USB on the planes worked so I could charge and use my phone on the flight

Icelandair

6.9

Okay

756 reviews

Aer Lingus

7.3

Good

1,811 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Michael,Sept 2026

DUB - JFK

Food and service was great. Wish the USB on the planes worked so I could charge and use my phone on the flight

Related info for your journey

What are the cheapest airlines flying from Glasgow to Chicago O'Hare Intl Airport round-trip?
According to our current data, Icelandair (£481), and Aer Lingus (£593) offers the cheapest pricing from Glasgow to Chicago O'Hare Intl Airport. Icelandair is priced at 33% lower than the current average price of a flight leaving 3 months from now.
Can I find deals for flights from Glasgow to O'Hare Intl that include hotel bookings?
Yes. In addition to deals on Glasgow to O'Hare Intl flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Glasgow 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 to O'Hare Intl.
Can I find deals for business class flights from Glasgow to O'Hare Intl?
Yes. Cheapflights offers flight deals from Glasgow 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.

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Top 6 airlines flying from Glasgow to O'Hare Intl

Airline	Cheapest	Average	Flexibility	On-time
Icelandair	Cheapest£206	Average£626	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
British Airways	Cheapest£500	Average£579	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
JetBlue	Cheapest£518	Average£621	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
Aer Lingus	Cheapest£527	Average£777	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
United Airlines	Cheapest£621	Average£842	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Lufthansa	Cheapest£646	Average£868	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to O'Hare Intl from Glasgow today with Cheapflights!

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Millions of users choose and trust Cheapflights to book the best flight deals from Glasgow 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 to O'Hare Intl with no change fees?

Yes! Cheapflights helps users easily find flights from Glasgow to O'Hare Intl with no change fees.

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

Yes, Cheapflights offers price alerts on Glasgow to O'Hare 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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Cheap flights from Glasgow to Chicago O'Hare Intl Airport

Find flight deals from Glasgow to O'Hare Intl

Popular in

Cheapest in

Average price

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

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Glasgow with our price prediction graph.

Cheapflights Insights

What is the cheapest time of day to fly from GLA to ORD?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Glasgow to Chicago O'Hare Intl Airport as you normally would.

Reviews of airlines servicing O'Hare Intl

Read through reviews of airlines operating flights from Glasgow to Chicago O'Hare Intl Airport, such as Aer Lingus and Icelandair. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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

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

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

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

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Alternative routes for Glasgow to O'Hare Intl

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Complete your trip

Complete your trip to O'Hare Intl by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Illinois

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Search flights from Glasgow to O'Hare Intl by cabin class

Find flights from Glasgow to O'Hare Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to O'Hare Intl

Explore flights to O'Hare Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 4 October 2026.

Glasgow and O'Hare Intl flights

Browse other Glasgow and O'Hare Intl flight options. Last updated on 4 October 2026.

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Top 6 airlines flying from Glasgow to O'Hare Intl

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

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

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

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

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