C$266 Cheap Flights from Thunder Bay (YQT) to Chicago (CHIA)

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Flight deals from Thunder Bay to Chicago

Looking for a cheap last-minute deal or the best return flight from Thunder Bay Airport to Chicago? If you want to travel next month, return fares start from C$675. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Thunder Bay to Chicago

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Thunder Bay to Chicago flights are currently cheapest in September.

Alternative Thunder Bay to Chicago routes

Looking for the cheapest, fastest or easiest route from Thunder Bay to Chicago? You could fly into the following airports instead.

Thunder Bay to Chicago: Flight information

The things to know before you go.
Cheapest flight foundC$266
Cheapest month to flySeptember

Finding cheap flights from Thunder Bay to Chicago: Frequently asked questions

There are 3 airports in Chicago: Chicago Midway, Chicago O'Hare International and Chicago Rockford.
The best price we found for a return flight from Thunder Bay to Chicago is C$589. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Thunder Bay to Chicago. But we found flights with one or more stops from C$589.
As of July 2026, there are no flights flying from Thunder Bay to Chicago.
The cheapest month to fly from Thunder Bay to Chicago is usually September.
If you're flying from Thunder Bay Airport, the cheapest airport near Chicago is Chicago Midway – which is 14.5 km away from the centre of Chicago. We've found flights into this airport from C$589.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Thunder Bay Airport to Chicago on Tuesday, September 8, 2026.
No airlines currently offer direct flights between Thunder Bay Airport and Chicago. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Chicago but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Chicago is around 40 days in advance, so don’t leave your flight to the last minute.

In July, the average temperature is usually around 22°C. July is typically the warmest month in Chicago, when it usually averages around 26°C. You can expect the least rain in January. The coldest month is January, with temperatures averaging -8°C. The rainiest month is August.
Currently, Porter Airlines offers the cheapest flight tickets to Chicago.

Flying from Thunder Bay International Airport (YQT) to Chicago: what you need to know

  • Thunder Bay International Airport is located in Thunder Bay. Based in the UTC-5 timezone, Chicago is 1 hour behind Thunder Bay.

  • Leave enough time to get on your flight from YQT to Chicago. A good rule of thumb is to arrive two hours before international departures and an hour ahead for domestic flights.

  • You'll likely experience bigger queues during popular months such as July and other peak seasons. Arriving up to fours hours ahead of an international flight and two hours for a domestic departure is a good idea.

  • You don't need a visa for United States if you hold a passport from Canada and are travelling for tourism purposes. Visa and travel documentation requirements can change. So before locking in your flight tickets from Thunder Bay International Airport to Chicago, be sure to check with your airline and your destination country's local embassy or consulate for the most up-to-date information.

  • Travelling from central Thunder Bay to YQT takes approximately 17 minutes on public transport. If you ride-share, drive or grab a cab, you'll cover the 6 kilometres in 11 minutes or so, depending on traffic conditions.

  • In search of a convenient hotel near YQT? If you're catching an early flight from Thunder Bay International Airport to Chicago, these stays will have you moments from your departure gate:

How to find the cheapest flights from Thunder Bay International Airport (YQT) to Chicago

  • The best price we've seen for a one-way ticket from Thunder Bay International Airport to Chicago is C$266. The cheapest price for a return flight is C$589. Remember fares can change due to demand at the time of booking.

  • It's usually smart to book as early as possible if you want to get cheap tickets from YQT to Chicago. That's because airlines change prices based on demand, which tends to increase closer to departure.

  • If you're willing to be flexible with your travel dates, make the most of the 'Whole month' tool. It'll give you the lowest price across every month when looking for a ticket from Thunder Bay International Airport to Chicago.

  • Finding a cheap ticket from YQT to Chicago is a piece of cake with Price Alerts. All you need to do is set up one of these automatic alerts and we'll let you know as soon as the price has dropped.

  • Make the most of the filters to find your ideal journey. To see the 'Best,' 'Fastest' or 'Cheapest' flights from Thunder Bay International Airport to Chicago, use the 'Sort by' function. You can also filter results by arrival and departure times, airline, and number of stops.

Airports in Chicago

O'Hare International Airport (ORD)

Chicago Midway International Airport (MDW)

Best time to go to Chicago

  • August is the busiest month for flights from Thunder Bay International Airport to Chicago. To escape the crowds, visit Chicago in February when things are quieter.

  • Lock in your flight from Thunder Bay International Airport to Chicago for July to visit the city during its warmest month. You can expect temperatures to range from 15ºC to 29ºC.

  • Look for cheap flights from YQT to Chicago in January if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between -12ºC and 3ºC on average.

More about Chicago

  • Once you've booked your flight from Thunder Bay International Airport to Chicago, think about where to rest your head in this city. Make one of these accommodation options your base for exploring Chicago:

  • All great vacations should include some sightseeing. Millennium Park, Art Institute of Chicago and LandShark Beer Garden at Navy Pier are attractions you won't want to skip in Chicago.

Complete your Chicago trip with a car rental

  • Choose one of our car rentals in Chicago and see the sights on your own schedule. Easily compare options in one place to find the perfect ride once you've locked in your hotel and cheap flights from Thunder Bay International Airport to Chicago.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.