How long is the flight from Chicago to Thunder Bay?

There are many flights that can get you from Chicago to Thunder Bay in 20h 40m. Fly via Porter Airlines to get the fastest option. Airlines will cover a distance of 742 km.

In terms of precipitation, rainfall in Thunder Bay ranges from 10.0 - 90.0 mm per month. July is typically the wettest month, when rainfall can reach 90.0 mm. February is typically the driest time to visit Thunder Bay when rainfall is around 10.0 mm.

If weather is an important factor for your trip to Thunder Bay, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -14.0 C).

What is the cheapest time of day to fly from CHI to YQT?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Chicago to Thunder Bay as you normally would.

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 5.6 km from Thunder Bay’s city centre.

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.

C$ 558+ Cheap Flights from Chicago to Thunder Bay

Cheap flight deals from Chicago to Thunder Bay

Enter your travel dates to find the best prices.

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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 19 September 2026.

Sat 10/103:20 p.m. -

1 stop20h 40m

Sat 17/101:50 p.m. -

1 stop22h 10m

Deal found 15/9C$ 592

Thu 15/103:20 p.m. -

1 stop5h 25m

Thu 22/106:00 a.m. -

1 stop6h 00m

Deal found 17/9C$ 605

Fri 9/1011:45 a.m. -

1 stop6h 35m

Fri 16/106:00 a.m. -

1 stop6h 00m

Deal found 15/9C$ 723

Sat 10/106:44 p.m. -

2 stops13h 11m

Sat 17/101:50 p.m. -

1 stop22h 10m

Deal found 15/9C$ 974

Mon 28/93:20 p.m. -

1 stop5h 25m

Thu 1/106:00 a.m. -

1 stop6h 00m

Deal found 17/9C$ 1,318

Sun 27/911:45 a.m. -

1 stop6h 35m

Thu 1/106:00 a.m. -

1 stop6h 00m

Deal found 17/9C$ 1,717

Tue 22/911:45 a.m. -

1 stop6h 35m

Sat 26/98:15 a.m. -

1 stop7h 20m

Deal found 14/9C$ 1,913

Find flight deals from Chicago to Thunder Bay

Round-trip from	C$ 592
One-way from	C$ 558

Porter Airlines
10/10-17/10
2 total stops
42h 50m total
Chicago to Thunder Bay

Search Deals

Porter Airlines
24/9-31/12
1 total stop
5h 25m total
Chicago to Thunder Bay

Search Deals

Cheapflights Fare Finder

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

Quickest round-trip

ChicagoThunder Bay

MDW Chicago Midway - YQT Thunder Bay

MDWYQT

Chicago Midway

Thu 24/9

3:20 p.m.-9:45 p.m.

1 stop5h 25m

Thunder Bay

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 558

ChicagoThunder Bay

MDW Chicago Midway - YQT Thunder Bay

MDWYQT

Chicago Midway

Sat 10/10

3:20 p.m.-1:00 p.m.

1 stop20h 40m

Thunder Bay

Sat 17/10

1:50 p.m.-11:00 a.m.

1 stop22h 10m

C$ 592

ChicagoThunder Bay

MDW Chicago Midway - YQT Thunder Bay

MDWYQT

Chicago Midway

Thu 15/10

11:45 a.m.-9:45 p.m.

1 stop9h 00m

Thunder Bay

Thu 22/10

11:35 a.m.-11:00 a.m.

2 stops24h 25m

C$ 606

ChicagoThunder Bay

MDW Chicago Midway - YQT Thunder Bay

MDWYQT

Chicago Midway

Fri 9/10

11:45 a.m.-7:20 p.m.

1 stop6h 35m

Thunder Bay

Fri 16/10

6:00 a.m.-11:00 a.m.

1 stop6h 00m

C$ 723

ChicagoThunder Bay

MDW Chicago Midway - YQT Thunder Bay

MDWYQT

Chicago Midway

Sat 10/10

6:44 p.m.-8:55 a.m.

2 stops13h 11m

Thunder Bay

Sat 17/10

1:50 p.m.-11:00 a.m.

1 stop22h 10m

C$ 974

ChicagoThunder Bay

MDW Chicago Midway - YQT Thunder Bay

MDWYQT

Chicago Midway

Thu 24/9

1:19 p.m.-7:00 p.m.

2 stops28h 41m

Thunder Bay

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 1,041

ChicagoThunder Bay

MDW Chicago Midway - YQT Thunder Bay

MDWYQT

Chicago Midway

Fri 9/10

12:27 p.m.-6:45 p.m.

2 stops29h 18m

Thunder Bay

Fri 16/10

7:50 p.m.-6:00 p.m.

2 stops23h 10m

C$ 2,089

ChicagoThunder Bay

MDW Chicago Midway - YQT Thunder Bay

MDWYQT

Chicago Midway

Thu 15/10

9:29 a.m.-7:00 p.m.

2 stops32h 31m

Thunder Bay

Thu 22/10

7:50 p.m.-4:14 p.m.

2 stops21h 24m

C$ 2,149

ChicagoThunder Bay

MDW Chicago Midway - YQT Thunder Bay

MDWYQT

Chicago Midway

Sat 10/10

5:31 p.m.-6:45 p.m.

2 stops24h 14m

Thunder Bay

Sat 17/10

7:20 p.m.-4:47 p.m.

2 stops22h 27m

C$ 2,165

ChicagoThunder Bay

MDW Chicago Midway - YQT Thunder Bay

MDWYQT

Chicago Midway

Sun 1/11

10:12 a.m.-4:05 p.m.

2 stops28h 53m

Thunder Bay

Sun 8/11

4:40 p.m.-4:39 p.m.

2 stops24h 59m

C$ 3,158

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/9

Sorted by cheapest first

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.

CHI-YQT

MDW-YQT

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

CHI-YQT

MDW-YQT

No data available for this route at this time. Please check back soon.

Related info for your journey

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 5.6 km from Thunder Bay’s city centre.
How long is the flight from Chicago to Thunder Bay?
There are many flights that can get you from Chicago to Thunder Bay in 20h 40m. Fly via Porter Airlines to get the fastest option. Airlines will cover a distance of 742 km.
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

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Why should you use Cheapflights to find cheap flight tickets from Chicago to Thunder Bay?

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Can Cheapflights find flights from Chicago to Thunder Bay with no change fees?

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Cheap flights from Chicago to Thunder Bay from C$ 558

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 24/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Chicago to Thunder Bay

Cheapest flights from Chicago to Thunder BayExplore 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 19 September 2026.

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 19 September 2026.

Best flights from Chicago to Thunder BayDiscover carefully curated flight deals from Chicago to Thunder Bay that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 19 September 2026.

Discover carefully curated flight deals from Chicago to Thunder Bay that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 19 September 2026.

Last-minute flights from Chicago to Thunder BayDiscover last-minute flight deals from Chicago to Thunder Bay. Data last updated 19 September 2026 and is based on user searches.

Discover last-minute flight deals from Chicago to Thunder Bay. Data last updated 19 September 2026 and is based on user searches.

One-way flights from Chicago to Thunder BaySearch for one-way flight options from Chicago to Thunder Bay. Find affordable one-way fares based on user searches. Data last updated 19 September 2026.

Search for one-way flight options from Chicago to Thunder Bay. Find affordable one-way fares based on user searches. Data last updated 19 September 2026.

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Best time to book a flight from Chicago to Thunder Bay

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Related info for your journey

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

How long is the flight from Chicago to Thunder Bay?

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

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

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Chicago to Thunder Bay

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Complete your trip

Complete your trip to Thunder Bay by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to Ontario

Book a non-stop flight to one of these other cities located in Ontario.

Search flights from Chicago to Thunder Bay by cabin class

Find flights from Chicago to Thunder Bay, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Chicago and Thunder Bay flights

Browse other Chicago and Thunder Bay flight options. Last updated on 19 September 2026.

Other flights from Chicago

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Other flights to Thunder Bay

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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 19 September 2026.

Best flights from Chicago to Thunder Bay
Discover carefully curated flight deals from Chicago to Thunder Bay that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 19 September 2026.

Last-minute flights from Chicago to Thunder Bay
Discover last-minute flight deals from Chicago to Thunder Bay. Data last updated 19 September 2026 and is based on user searches.

One-way flights from Chicago to Thunder Bay
Search for one-way flight options from Chicago to Thunder Bay. Find affordable one-way fares based on user searches. Data last updated 19 September 2026.