Question 1

What are the cheapest airlines flying from Glasgow to Chicago round-trip?

Accepted Answer

Cheapflights users have booked flights from Glasgow to Chicago round-trip from £445. Other airlines that can offer you cheap pricing are British Airways, from £486, and Delta, from £505. Icelandair is 20% cheaper than the average price of flights available within the next 90 days to this destination.

Question 2

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

Accepted Answer

The cheapet airlines for a one-way flight from Glasgow to Chicago are Aer Lingus (£481), Icelandair (£515), and British Airways (£563).

Question 3

How far ahead should I book a flight from Glasgow to Chicago?

Accepted Answer

The best time to book flights from Glasgow to Chicago is 50 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.

Question 4

What is the cheapest month to book a flight from Glasgow to Chicago?

Accepted Answer

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

Question 5

What is the cheapest day to fly from Glasgow to Chicago?

Accepted Answer

Travellers seeking maximum savings on their Glasgow to Chicago flight should consider departing on Wednesday at midday when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Question 6

E

Accepted Answer

In terms of precipitation, rainfall in Chicago 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 when rainfall is around 43.0 mm.

Question 7

E

Accepted Answer

If weather is an important factor for your trip to Chicago, 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).

Question 8

What are the most popular airlines that fly from Glasgow to Chicago?

Accepted Answer

Consider Air France, British Airways or Aer Lingus when booking your flight. These represent the most popular airlines when flying from Glasgow to Chicago.

Question 9

What is the cheapest day to fly round-trip from Glasgow to Chicago?

Accepted Answer

Travelers have found that booking a Tuesday departure is the best way to save up to 19% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

Question 10

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

Accepted Answer

Users have found that booking a flight from Glasgow to Chicago at least 51 days early can save you up to 117% on average compared to booking a flight this week. If booking 51 days before your flight isn’t an option for you, users have found flights from Glasgow to Chicago for as little as £424 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as £707 for flights departing within the next 3 days.

Question 11

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

Accepted Answer

February is one of the best times of the year to fly to Chicago from Glasgow. Prices for February average £562 per person but you can even find prices for as low as £354. The most expensive prices can be found in the month of July. Opting for a February flight can save you 33% on your journey compared to booking in July

Question 12

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

Accepted Answer

When flying from Glasgow to Chicago, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 15% versus a flight in the evening.

Question 13

Can I find deals for flights from Glasgow to Chicago that include hotel bookings?

Accepted Answer

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

Question 14

How can I find direct flights from Glasgow to Chicago?

Accepted Answer

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

Question 15

Can I find deals for business class flights from Glasgow to Chicago?

Accepted Answer

Yes. Cheapflights offers flight deals from Glasgow to Chicago by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 16

How does Cheapflights help users find flights from Glasgow to Chicago?

Accepted Answer

Cheapflights makes it easy to find Glasgow to Chicago 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.

Question 17

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

Accepted Answer

Cheapflights helps you find that perfect flight to Chicago from Glasgow by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Question 18

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

Accepted Answer

Yes, we can. To see specific flights from Glasgow to Chicago with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Question 19

Can Cheapflights notify me if prices for flights from Glasgow to Chicago become cheaper?

Accepted Answer

Yes, Cheapflights offers price alerts on Glasgow to Chicago 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.

Round-trip from	£400
Popular in	July
Cheapest in	February
Average price	£748

Airline	Cheapest	Average	Flexibility	On-time
Aer Lingus	Cheapest£320	Average£585	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
Air France	Cheapest£330	Average£456	FlexibilityNo cancel fee	On-time77%	Search Air France flights
British Airways	Cheapest£371	Average£477	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Icelandair	Cheapest£384	Average£623	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
Finnair	Cheapest£430	Average£524	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
KLM	Cheapest£449	Average£510	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Virgin Atlantic	Cheapest£483	Average£568	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Lufthansa	Cheapest£502	Average£664	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
United Airlines	Cheapest£504	Average£620	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

Cheap flights from Glasgow to Chicago from £400

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/8. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Glasgow to Chicago are usually found in February or November, booked 50 days in advance, depart on a Wednesday or Tuesday and return on a Monday

Cheap flight deals from Glasgow to Chicago

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Cheapest flights from Glasgow to ChicagoExplore the most affordable flight options available from Glasgow to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 Juli 2025.

Explore the most affordable flight options available from Glasgow to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 Juli 2025.

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Best time to book a flight from Glasgow to Chicago

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

Cheapflights Insights

Everything you need to know about your flight from Glasgow to Chicago

How far ahead should I book a flight from Glasgow to Chicago?

Use this chart to determine the optimal time to book a return flight from Glasgow to Chicago. Price data was last updated on 27 June 2025.

What is the cheapest month to book a flight from Glasgow to Chicago?

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

Find hourly flight availability from Glasgow to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 1 Juli 2025.

How much does it cost for a return flight from Glasgow to Chicago?

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated 1 Juli 2025.

Get a feel of what it's like to fly with Delta, KLM, andFinnair from Glasgow to Chicago 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 Chicago. 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 flying from Glasgow to Chicago round-trip?

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

Can I find deals for flights from Glasgow to Chicago that include hotel bookings?

How can I find direct flights from Glasgow to Chicago?

Can I find deals for business class flights from Glasgow to Chicago?

What is the cheapest month to book a flight from Glasgow to Chicago?

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Alternative routes for Glasgow to Chicago

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Top 9 airlines flying from Glasgow to Chicago

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How does Cheapflights help users find flights from Glasgow to Chicago?

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

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

Can Cheapflights notify me if prices for flights from Glasgow to Chicago become cheaper?

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Cheapest flights from Glasgow to Chicago
Explore the most affordable flight options available from Glasgow to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 Juli 2025.