Find flights
When to book
Airlines
FAQs

Cheap flights from the United States to Thunder Bay from C$ 281

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/5. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — YQT
5 Apr — 12 Apr1
1 adult

Cheap flight deals from USA to Thunder Bay

Keep the following information in mind while searching for USA to Thunder Bay flight deals. Data was last updated 31 March 2025.

Round-trip from

C$ 378

One-way from

C$ 281
Porter Airlines
  • Porter Airlines
  • 15/5-20/5
  • 2 total stops
  • 14h 56m total
  • USA to Thunder Bay
Search Deals
Porter Airlines
  • Porter Airlines
  • 18/5
  • 1 total stop
  • 7h 43m total
  • USA to Thunder Bay
Search Deals

Find flight deals from USA to Thunder Bay

Cheapest flights from USA to Thunder Bay
Explore the most affordable flight options available from USA to Thunder Bay. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 March 2025.

Thu 15/51:45 p.m.MCO - YQT
1 stop7h 00mPorter Airlines
Tue 20/511:45 a.m.YQT - MCO
1 stop7h 56mPorter Airlines
Deal found 29/3C$ 378
Thu 15/59:40 a.m.MCO - YQT
2 stops13h 09mUnited Airlines
Tue 20/55:15 a.m.YQT - MCO
2 stops13h 36mUnited Airlines
Deal found 30/3C$ 399
Thu 15/59:40 a.m.MCO - YQT
2 stops13h 09mAir Canada
Tue 20/54:50 p.m.YQT - MCO
1 stop6h 56mAir Canada
Deal found 29/3C$ 502
Wed 11/611:05 a.m.BOS - YQT
1 stop5h 36mPorter Airlines
Wed 18/62:20 p.m.YQT - BOS
1 stop5h 16mPorter Airlines
Deal found 30/3C$ 514
Thu 8/511:00 a.m.EWR - YQT
1 stop5h 41mPorter Airlines
Thu 15/52:20 p.m.YQT - EWR
1 stop4h 25mPorter Airlines
Deal found 31/3C$ 518
Tue 29/411:15 a.m.MDW - YQT
1 stop7h 23mPorter Airlines
Tue 6/511:50 a.m.YQT - MDW
1 stop5h 34mPorter Airlines
Deal found 30/3C$ 588
Wed 11/66:00 a.m.BOS - YQT
2 stops16h 49mMultiple Airlines
Wed 18/65:15 a.m.YQT - BOS
2 stops9h 20mMultiple Airlines
Deal found 30/3C$ 660
Tue 20/55:50 a.m.BOS - YQT
2 stops9h 59mAir Canada
Mon 26/54:50 p.m.YQT - BOS
1 stop5h 48mAir Canada
Deal found 31/3C$ 664
Sat 14/64:20 p.m.IAD - YQT
1 stop18h 36mPorter Airlines
Thu 19/67:40 a.m.YQT - IAD
1 stop7h 26mPorter Airlines
Deal found 30/3C$ 691
Sat 14/610:18 p.m.IAD - YQT
2 stops24h 31mUnited Airlines
Thu 19/65:15 a.m.YQT - IAD
1 stop4h 22mUnited Airlines
Deal found 30/3C$ 759
Tue 29/45:35 p.m.MDW - YQT
2 stops17h 19mMultiple Airlines
Tue 6/53:25 p.m.YQT - MDW
2 stops22h 50mMultiple Airlines
Deal found 30/3C$ 1,098

Cheapflights Fare Finder

Customize your flight search to find flights from USA 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 629,999 searches. Data last updated 31 March 2025.
Use the filters below to find and compare flights from the United States to Thunder Bay that are best for you.

Fly from

USA

Fly to

Thunder Bay

Route

Depart

Return

Price

OrlandoThunder Bay

MCO - YQT

MCOYQT

Orlando

Thu 15/5

1:45 p.m.-8:45 p.m.

1 stop7h 00m

Thunder Bay

Tue 20/5

11:45 a.m.-7:41 p.m.

1 stop7h 56m

C$ 378

OrlandoThunder Bay

MCO - YQT

MCOYQT

Orlando

Thu 15/5

9:40 a.m.-10:49 p.m.

2 stops13h 09m

Thunder Bay

Tue 20/5

5:15 a.m.-6:51 p.m.

2 stops13h 36m

C$ 399

OrlandoThunder Bay

MCO - YQT

MCOYQT

Orlando

Thu 15/5

9:40 a.m.-10:49 p.m.

2 stops13h 09m

Thunder Bay

Tue 20/5

4:50 p.m.-11:46 p.m.

1 stop6h 56m

C$ 502

BostonThunder Bay

BOS - YQT

BOSYQT

Boston Logan Intl

Wed 11/6

11:05 a.m.-4:41 p.m.

1 stop5h 36m

Thunder Bay

Wed 18/6

2:20 p.m.-7:36 p.m.

1 stop5h 16m

C$ 514

NewarkThunder Bay

EWR - YQT

EWRYQT

Newark

Thu 8/5

11:00 a.m.-4:41 p.m.

1 stop5h 41m

Thunder Bay

Thu 15/5

2:20 p.m.-6:45 p.m.

1 stop4h 25m

C$ 518

ChicagoThunder Bay

MDW - YQT

MDWYQT

Chicago Midway

Tue 29/4

11:15 a.m.-7:38 p.m.

1 stop7h 23m

Thunder Bay

Tue 6/5

11:50 a.m.-4:24 p.m.

1 stop5h 34m

C$ 588

BostonThunder Bay

BOS - YQT

BOSYQT

Boston Logan Intl

Wed 11/6

6:00 a.m.-10:49 p.m.

2 stops16h 49m

Thunder Bay

Wed 18/6

5:15 a.m.-2:35 p.m.

2 stops9h 20m

C$ 660

BostonThunder Bay

BOS - YQT

BOSYQT

Boston Logan Intl

Tue 20/5

5:50 a.m.-3:49 p.m.

2 stops9h 59m

Thunder Bay

Sun 25/5

5:15 a.m.-9:55 a.m.

1 stop4h 40m

C$ 664

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Sat 14/6

4:20 p.m.-10:56 a.m.

1 stop18h 36m

Thunder Bay

Thu 19/6

7:40 a.m.-3:06 p.m.

1 stop7h 26m

C$ 691

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Sat 14/6

10:18 p.m.-10:49 p.m.

2 stops24h 31m

Thunder Bay

Thu 19/6

5:15 a.m.-9:37 a.m.

1 stop4h 22m

C$ 759

Flights are sorted by cheapest round-trip flights first.

Deals found on 31/3

Showing 1-10 of 13 results
1
2

Best time to book a flight from USA to Thunder Bay

Have a flexible travel schedule? Discover the best time to fly to Thunder Bay from USA 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 the United States to Thunder Bay

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

Find hourly flight availability from USA to Thunder Bay. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 31 March 2025.

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

Rainfall in Thunder Bay by month

Plan your trip to Thunder Bay by taking into account the average rainfall totals by month.

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.

Temperature in Thunder Bay by month

Plan your trip to Thunder Bay by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing Thunder Bay

Get insights into the airlines that provide service to Thunder Bay. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Thunder Bay. Reviews last updated 31 March 2025.
Read through reviews of airlines operating flights from USA to Thunder Bay, such as Porter Airlines, United Airlines and Air Canada. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
7.9
Good
277 reviews
Check prices

Boarding

8.2

Entertainment

6.9

Crew

8.7

Food

7.6

Comfort

8.1

Overall

7.9

Reviews

1 / 17
10.0
Excellent

Anonymous,Dec 2024

YYZ - LAS

Everything about the rescheduled (cost me $180) flight great. ***Being denied boarding because I was few minutes under 1.5 hours was not. Stuck at the Kiosk for about 15 minutes before it directed me to the Porter counter was strange. Do not know why checking in online at home was not successful? I think something was up...what can you do?
Porter Airlines
7.9
Good
277 reviews
Porter Airlines
7.9
Good
277 reviews
Check prices

Boarding

8.2

Entertainment

6.9

Crew

8.7

Food

7.6

Comfort

8.1

Overall

7.9

Reviews

1 / 17
10.0
Excellent

Anonymous,Dec 2024

YYZ - LAS

Everything about the rescheduled (cost me $180) flight great. ***Being denied boarding because I was few minutes under 1.5 hours was not. Stuck at the Kiosk for about 15 minutes before it directed me to the Porter counter was strange. Do not know why checking in online at home was not successful? I think something was up...what can you do?
United Airlines
7.4
Good
8,614 reviews
Porter Airlines
7.9
Good
277 reviews
Check prices

Boarding

8.2

Entertainment

6.9

Crew

8.7

Food

7.6

Comfort

8.1

Overall

7.9

Reviews

1 / 17
10.0
Excellent

Anonymous,Dec 2024

YYZ - LAS

Everything about the rescheduled (cost me $180) flight great. ***Being denied boarding because I was few minutes under 1.5 hours was not. Stuck at the Kiosk for about 15 minutes before it directed me to the Porter counter was strange. Do not know why checking in online at home was not successful? I think something was up...what can you do?
Air Canada
7.0
Good
9,001 reviews
Porter Airlines
7.9
Good
277 reviews
Check prices

Boarding

8.2

Entertainment

6.9

Crew

8.7

Food

7.6

Comfort

8.1

Overall

7.9

Reviews

1 / 17
10.0
Excellent

Anonymous,Dec 2024

YYZ - LAS

Everything about the rescheduled (cost me $180) flight great. ***Being denied boarding because I was few minutes under 1.5 hours was not. Stuck at the Kiosk for about 15 minutes before it directed me to the Porter counter was strange. Do not know why checking in online at home was not successful? I think something was up...what can you do?

Related info for your journey

Find useful and relevant information for your journey from USA 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 United States?

    Most people fly into Thunder Bay (YQT) if they book a flight to Thunder Bay from United States. Thunder Bay is conveniently located just 5.6 km from Thunder Bay’s city centre.

  • What are the most popular routes from USA to Thunder Bay?

    Most travellers choose Chicago Midway - Thunder Bay, Newark - Thunder Bay or Washington, D.C. Dulles Intl - Thunder Bay when deciding on the best route from USA to Thunder Bay.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from USA 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.

  • What is the cheapest month to book a flight from USA to Thunder Bay?

    Currently, June is the cheapest month in which you can book a flight from USA to Thunder Bay (average of C$ 207). Flying from USA to Thunder Bay in December is currently the most expensive (average of C$ 307). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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.

Alternative routes for USA to Thunder Bay

See prices for flight routes from nearby airports that may be better suited for you.
Vancouver Intl to Pearson Intl flights
Vancouver Intl to Pierre Elliott Trudeau Intl flights
Vancouver Intl to Toronto Island flights
Abbotsford to Pearson Intl flights
Vancouver Intl to Region of Waterloo Intl flights
Halifax to Toronto Island flights
Newark to Pearson Intl flights
Calgary to Pearson Intl flights
Newark to Toronto Island flights
LaGuardia to Pearson Intl flights
Edmonton to Pearson Intl flights
Pearson Intl to Pierre Elliott Trudeau Intl flights
Mexico City to Pearson Intl flights
Winnipeg to Pearson Intl flights
Halifax to Pearson Intl flights
Newark to Pierre Elliott Trudeau Intl flights
Halifax to Pierre Elliott Trudeau Intl flights
Vancouver Intl to Ottawa flights
Toronto Island to Pierre Elliott Trudeau Intl flights
Pierre Elliott Trudeau Intl to Pearson Intl flights
John F Kennedy Intl to Pearson Intl flights
Calgary to Pierre Elliott Trudeau Intl flights
LaGuardia to Pierre Elliott Trudeau Intl flights
Vancouver Intl to Hamilton flights
Boston to Pearson Intl flights
John F Kennedy Intl to Pierre Elliott Trudeau Intl flights
Calgary to Toronto Island flights
Pierre Elliott Trudeau Intl to Toronto Island flights
Winnipeg to Toronto Island flights
Victoria to Pearson Intl flights
Calgary to Region of Waterloo Intl flights
Los Angeles to Pearson Intl flights
Dallas/Fort Worth to Pearson Intl flights
Boston to Toronto Island flights
San Francisco to Pearson Intl flights
St. John's to Pearson Intl flights
Québec City to Pearson Intl flights
Mexico City to Pierre Elliott Trudeau Intl flights
Dulles Intl to Pearson Intl flights
O'Hare Intl to Pearson Intl flights
Dulles Intl to Pierre Elliott Trudeau Intl flights
Edmonton to Pierre Elliott Trudeau Intl flights
Saskatoon to Pearson Intl flights
Reagan-National to Pearson Intl flights
O'Hare Intl to Pierre Elliott Trudeau Intl flights
Edmonton to Toronto Island flights
Atlanta to Pearson Intl flights
Dulles Intl to Toronto Island flights
San Francisco to Pierre Elliott Trudeau Intl flights
Abbotsford to Region of Waterloo Intl flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from USA to Thunder Bay?

Deals for USA to Thunder Bay flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Millions of users choose and trust Cheapflights to book the best flight deals from USA to Thunder Bay for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes! Cheapflights helps users easily find flights from USA to Thunder Bay with no change fees.

Can Cheapflights notify me if prices for flights from USA to Thunder Bay become cheaper?

Yes! Start tracking prices for USA to Thunder Bay flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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.