$218 Cheap Flights from Thunder Bay (YQT) to Chicago (ORD)

View $218 flight on Sun, Nov 23, 2025Opens in a new window

Popular airlines from Thunder Bay, ON (YQT-Thunder Bay Intl.) to Chicago O'Hare Intl. Airport (ORD)

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Cheap Flights from Thunder Bay to Chicago (YQT-ORD)

Prices were available within the past 7 days and start at $218 for one-way flights and $455 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Tue, Oct 21 - Fri, Oct 24
YQT
Thunder Bay
ORD
Chicago
$455 Roundtrip, found 5 days ago
$455
Roundtrip
found 5 days ago
Select Air Canada flight, departing Tue, Oct 21 from Thunder Bay to Chicago, returning Fri, Oct 24, priced at $455 found 5 days ago
Air Canada
Tue, Oct 21 - Fri, Oct 24
YQT
Thunder Bay
ORD
Chicago
$478 Roundtrip, found 5 days ago
$478
Roundtrip
found 5 days ago
Select Air Canada flight, departing Tue, Oct 21 from Thunder Bay to Chicago, returning Fri, Oct 24, priced at $478 found 5 days ago
Air Canada
Tue, Oct 21 - Fri, Oct 24
YQT
Thunder Bay
ORD
Chicago
$502 Roundtrip, found 5 days ago
$502
Roundtrip
found 5 days ago
Select Air Canada flight, departing Tue, Oct 21 from Thunder Bay to Chicago, returning Fri, Oct 24, priced at $502 found 5 days ago
Air Canada
Sat, Oct 18 - Wed, Oct 22
YQT
Thunder Bay
ORD
Chicago
$505 Roundtrip, found 5 days ago
$505
Roundtrip
found 5 days ago
Select Air Canada flight, departing Sat, Oct 18 from Thunder Bay to Chicago, returning Wed, Oct 22, priced at $505 found 5 days ago
Air Canada
Tue, Oct 21 - Fri, Oct 24
YQT
Thunder Bay
ORD
Chicago
$511 Roundtrip, found 5 days ago
$511
Roundtrip
found 5 days ago
Select Air Canada flight, departing Tue, Oct 21 from Thunder Bay to Chicago, returning Fri, Oct 24, priced at $511 found 5 days ago
United
Tue, Oct 21 - Fri, Oct 24
YQT
Thunder Bay
ORD
Chicago
$511 Roundtrip, found 5 days ago
$511
Roundtrip
found 5 days ago
Select United flight, departing Tue, Oct 21 from Thunder Bay to Chicago, returning Fri, Oct 24, priced at $511 found 5 days ago
Air Canada
Tue, Oct 21 - Fri, Oct 24
YQT
Thunder Bay
ORD
Chicago
$521 Roundtrip, found 5 days ago
$521
Roundtrip
found 5 days ago
Select Air Canada flight, departing Tue, Oct 21 from Thunder Bay to Chicago, returning Fri, Oct 24, priced at $521 found 5 days ago
Air Canada
Tue, Oct 21 - Fri, Oct 24
YQT
Thunder Bay
ORD
Chicago
$535 Roundtrip, found 5 days ago
$535
Roundtrip
found 5 days ago
Select Air Canada flight, departing Tue, Oct 21 from Thunder Bay to Chicago, returning Fri, Oct 24, priced at $535 found 5 days ago
United
Tue, Oct 21 - Fri, Oct 24
YQT
Thunder Bay
ORD
Chicago
$536 Roundtrip, found 5 days ago
$536
Roundtrip
found 5 days ago
Select United flight, departing Tue, Oct 21 from Thunder Bay to Chicago, returning Fri, Oct 24, priced at $536 found 5 days ago
United
Tue, Oct 21 - Fri, Oct 24
YQT
Thunder Bay
ORD
Chicago
$544 Roundtrip, found 5 days ago
$544
Roundtrip
found 5 days ago
Select United flight, departing Tue, Oct 21 from Thunder Bay to Chicago, returning Fri, Oct 24, priced at $544 found 5 days ago

Alternative airports near Chicago

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to O'Hare Intl. ORD. Cheapest option available. Average driving time to city center is 23 minutes. Flights from $505
ORD
O'Hare Intl.
Cheapest
Average driving time to city center23 min
Flights from $505

Frequently asked questions

How much does a flight from Thunder Bay Intl. Airport (YQT) to O'Hare Intl. Airport (ORD) cost?
Secure a cheap one-way flight from $218 or cheap return flight from $455 from Thunder Bay Intl. Airport (YQT) to O'Hare Intl. Airport (ORD) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Thunder Bay Intl. Airport (YQT) to O'Hare Intl. Airport (ORD)?
Planning your trip for October can help you save, as it's the cheapest month for flights between YQT and ORD. You'll often find the lowest fares during off-peak months.
What is the cheapest airline that flies from Thunder Bay Intl. Airport (YQT) to O'Hare Intl. Airport (ORD)?
To find the cheapest airline that'll fly you from YQT to ORD, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Thunder Bay Intl. Airport (YQT) to O'Hare Intl. Airport (ORD)?
There are no daily nonstop flights from Thunder Bay Intl. Airport (YQT) to O'Hare Intl. Airport (ORD). But you can book flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be cruising above the clouds before you know it.
What day of the week has the most flights from YQT to ORD?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Thunder Bay Intl. Airport (YQT) to O'Hare Intl. Airport (ORD)?
Choose a flight from Thunder Bay Intl. Airport (YQT) to O'Hare Intl. Airport (ORD) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures later than this are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Thunder Bay Intl. Airport (YQT) to O'Hare Intl. Airport (ORD) last-minute?
Holding off until just before your trip to book a flight from YQT to ORD often results in higher prices. While you may come across some last-minute deals, they're not always guaranteed. Keep your travel plans flexible for a better chance of scoring a bargain.
Is it cheaper to book a YQT to ORD flight and hotel package?
You can save money by booking a YQT to ORD flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. Once you've selected your ideal flights and accommodations, consider adding extras like car rentals, tours and activities.
Can I cancel or change the date of my flight from Thunder Bay Intl. Airport (YQT) to O'Hare Intl. Airport (ORD)?
In most instances, you can reschedule or cancel your YQT to ORD flight. However, there may be additional fees, especially if your booking was made over 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you need more information, go to our Customer Service portal.

Travel information

Travel information

Origin airport
Thunder Bay Intl.
Destination airport
O'Hare Intl.
Roundtrip price
$454
Distance
447 mi

Book with confidence

Book with confidence

Thunder Bay to Chicago Flights

The cheapest times to fly from Thunder Bay to Chicago

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Thunder Bay to Chicago are during the month of October. You can find some of the cheapest flights from Thunder Bay to Chicago with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Thunder Bay to Chicago

Sunday is one of the best days to book for cheap flights from Thunder Bay to Chicago: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Thunder Bay to Chicago

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Thunder Bay to Chicago in 2025. You can also book with separate airlines for your outbound and return journeys, from $218 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Thunder Bay to Chicago flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Thunder Bay to Chicago airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Thunder Bay to Chicago Flights

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Explore a world of travel with Expedia

*Available to One Key members.