Cheap Flights from Chicago to Glasgow from $274

Frequently Asked Questions

• What are the cheapest flights from Chicago to Glasgow (CHI-GLA)?

  Based on Trip.com data, Porter Airlines offers one-way fares as low as $274 on Cheapest nonstop routes (e.g. MDW to GLA on Sun, Jul 26), while Air Canada offers Cheapest nonstop round-trips from $700 departing on Wed, Jun 17 and returning on Wed, Jun 24.

• Which airlines offer direct flights from Chicago to Glasgow?

  At the moment, you can catch a nonstop flight from Chicago to Glasgow with the following airlines, including: Porter Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• When is the best time to book flights from Chicago to Glasgow?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Chicago to Glasgow is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How can I find the best deals on flights from Chicago to Glasgow?

  To find best deals on flights from Chicago to Glasgow, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sun, Jul 26, with one-way flights priced at just $274.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Porter Airlines.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Glasgow travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Chicago (CHI) to Glasgow (GLA) the cheapest?

  The cheapest months to fly from Chicago to Glasgow is August, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Chicago to Glasgow on?

  After crunching the numbers on our June flight calendar, it's currently cheapest to fly from Chicago to Glasgow on June 10, 2026 with Porter Airlines, with prices starting at $245.

• Which airports can I fly to for Glasgow from Chicago?

  You can land at any one of the following hubs in Glasgow, with Chicago O'Hare International Airport to Glasgow Airport (ORD-GLA) is by far the most common option on this route: Glasgow Airport (GLA) Glasgow Prestwick Airport (PIK).

• Is there any time difference between Chicago and Glasgow?

  The time difference between Glasgow and Chicago is 6h.

• How do I change or cancel my ticket from Chicago to Glasgow?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.