Cheap flights from Glasgow Intl Airport to Illinois from $454
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Glasgow Intl Airport to Illinois departing on 9/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Glasgow Intl Airport to Illinois
Cheap round-trip flights
Cheap one-way flights
Aer Lingus flights from Glasgow Intl Airport to Illinois
Our best Aer Lingus deals on Glasgow Intl Airport to Illinois flight tickets
Delta flights from Glasgow Intl Airport to Illinois
Our best Delta deals on Glasgow Intl Airport to Illinois flight tickets
See travel insights to Illinois from
How to get the cheapest flight ticket from Glasgow Intl Airport to Illinois
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Illinois?
The cheapest month to fly to Illinois from Glasgow Intl Airport is in February. Flight prices, which tend to average around $570, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of February, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $653.
What is the cheapest day to depart on your flight to Illinois?
The cheapest day to depart from Glasgow Intl Airport to Illinois is on a Friday when prices can be found for as low as $709. Flights from Glasgow Intl Airport to Illinois on a Thursday will generally be more expensive and average around $1,047. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Illinois?
Our most recent data shows that the best time of day to fly to Illinois is in the morning. Flights from Glasgow Intl Airport to Illinois during this time can be as low as $885. Flights in the morning are often more expensive with an average ticket price of $885.
How far in advance should I book a flight to Illinois?
You are more likely to see cheaper flights to Illinois from Glasgow Intl Airport when booking 14 weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $762 when searching 14 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Glasgow Intl Airport for as low as $614 on momondo.
Cheap Glasgow Intl Airport to Illinois flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Glasgow Intl Airport to Illinois
When did momondo last update prices for flights from Glasgow Intl Airport to Illinois?
Prices for flights from Glasgow Intl Airport to Illinois are updated daily.
How many operators does momondo search for flights from Glasgow Intl Airport to Illinois?
The number of operators available for flights from Glasgow Intl Airport to Illinois is 2 as of April 2025.
How old do you have to be to fly from Glasgow Intl Airport to Illinois?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Glasgow Intl Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Glasgow Intl Airport to Illinois
Compare and see reviews for airlines that fly from Glasgow Intl Airport to Illinois with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $559 | Free Cancellation | Rating 6.6 6,767 reviews | |||
| PriceFrom $667 | Free Cancellation | Rating 7.0 1,063 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Glasgow to Illinois?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Illinois from Glasgow.
Can I find flights from Glasgow to Illinois with flexible booking policies on momondo?
Yes. All flights to Illinois from Glasgow on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Glasgow to Illinois?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Illinois from Glasgow.
I’m not ready to book a flight from Glasgow to Illinois right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Glasgow to Illinois flights. All you need is a valid email address and we will do the rest; it is that quick and easy.