HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Thunder Bay

$423+ Cheap flights from Chicago (CHI) to Thunder Bay (YQT)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/23. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — YQT
Apr 16 — Apr 231
Thu 4/16
Thu 4/23
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Chicago to Thunder Bay with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Chicago to Thunder Bay

Cheapest flights from Chicago to Thunder Bay
Explore the most affordable flight options available from Chicago to Thunder Bay. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 17, 2026.

This Air Canada deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/234:15 pm
ORD
-
YQT
1 stop5h 45m
Air Canada
Sun 4/265:00 am
YQT
-
ORD
1 stop5h 10m
Air Canada
Deal found 3/16$423
This Kiwi.com deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/65:30 pm
ORD
-
YQT
1 stop24h 30m
WestJet
Mon 6/87:50 pm
YQT
-
ORD
1 stop21h 50m
WestJet
Deal found 3/13$481
This Kiwi.com deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2811:00 am
MDW
-
YQT
2 stops9h 22m
Porter Airlines
Tue 5/58:15 am
YQT
-
MDW
1 stop7h 20m
Porter Airlines
Deal found 3/14$492
This Mytrip deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/610:25 am
MDW
-
YQT
1 stop6h 40m
Porter Airlines
Mon 6/88:15 am
YQT
-
MDW
1 stop7h 20m
Porter Airlines
Deal found 3/13$497
This Porter Airlines deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/2510:25 am
MDW
-
YQT
1 stop5h 35m
Porter Airlines
Thu 5/288:15 am
YQT
-
MDW
1 stop7h 20m
Porter Airlines
Deal found 3/15$501
This United Airlines deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/284:43 pm
ORD
-
YQT
1 stop5h 17m
United Airlines
Tue 5/55:05 am
YQT
-
ORD
1 stop5h 00m
United Airlines
Deal found 3/14$681
This Porter Airlines deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/289:50 am
ORD
-
YQT
2 stops10h 32m
Porter Airlines
Tue 5/56:30 am
YQT
-
ORD
1 stop7h 13m
Porter Airlines
Deal found 3/14$688

Find flight deals from Chicago to Thunder Bay

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Thunder Bay (YQT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 17, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$423
(Air Canada)
Provider with most accurate pricing for Chicago (CHI)-Thunder Bay flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Thunder Bay flights.
Search Deals
From Chicago (CHI) to Thunder Bay
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago to Thunder Bay that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 17, 2026.
Use the filters below to find and compare flights from Chicago to Thunder Bay that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoThunder Bay

ORD - YQT

ORDYQT

Chicago O'Hare Intl

Thu 4/23

4:15 pm-11:00 pm

1 stop5h 45m

Thunder Bay

Sun 4/26

5:00 am-9:10 am

1 stop5h 10m

$423

ChicagoThunder Bay

ORD - YQT

ORDYQT

Chicago O'Hare Intl

Sat 6/6

5:30 pm-7:00 pm

1 stop24h 30m

Thunder Bay

Mon 6/8

7:50 pm-4:40 pm

1 stop21h 50m

$481

ChicagoThunder Bay

MDW - YQT

MDWYQT

Chicago Midway

Tue 4/28

11:00 am-9:22 pm

2 stops9h 22m

Thunder Bay

Tue 5/5

8:15 am-2:35 pm

1 stop7h 20m

$492

ChicagoThunder Bay

MDW - YQT

MDWYQT

Chicago Midway

Sat 6/6

10:25 am-6:05 pm

1 stop6h 40m

Thunder Bay

Mon 6/8

8:15 am-2:35 pm

1 stop7h 20m

$497

ChicagoThunder Bay

MDW - YQT

MDWYQT

Chicago Midway

Mon 5/25

10:25 am-5:00 pm

1 stop5h 35m

Thunder Bay

Thu 5/28

8:15 am-2:35 pm

1 stop7h 20m

$501
Quickest round-trip

ChicagoThunder Bay

ORD - YQT

ORDYQT

Chicago O'Hare Intl

Tue 4/28

4:43 pm-11:00 pm

1 stop5h 17m

Thunder Bay

Tue 5/5

5:05 am-9:05 am

1 stop5h 00m

$681

ChicagoThunder Bay

ORD - YQT

ORDYQT

Chicago O'Hare Intl

Tue 4/28

9:50 am-9:22 pm

2 stops10h 32m

Thunder Bay

Tue 5/5

6:30 am-12:43 pm

1 stop7h 13m

$688

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/16

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Chicago-Thunder Bay flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago-Thunder Bay flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago-Thunder Bay flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago-Thunder Bay flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago-Thunder Bay flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Chicago to Thunder Bay

Have a flexible travel schedule? Discover the best time to fly to Thunder Bay from Chicago with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago to Thunder Bay
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Chicago to Thunder Bay. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Thunder Bay from Chicago?

    Most people fly into Thunder Bay (YQT) if they book a flight to Thunder Bay from Chicago. On average, Thunder Bay has 0 inbound flights from Chicago per day from 0 airlines. Thunder Bay is conveniently located just 3.5 mi from Thunder Bay’s city center.

  • How long is the flight from Chicago to Thunder Bay?

    Airlines like Air Canada, WestJet, and Porter Airlines fly from Chicago to Thunder Bay in about 5h 45m. The time it takes to get you to your destination can typically vary by up to 18h 45m. There are 447 mi between Chicago and Thunder Bay. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Chicago to Thunder Bay that include hotel bookings?

    Yes. In addition to deals on Chicago to Thunder Bay flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Thunder Bay?

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

  • Can I find deals for business class flights from Chicago to Thunder Bay?

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

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.