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Thunder Bay

$391+ Cheap flights from San Francisco (SFO) 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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — YQT
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap flight deals from San Francisco to Thunder Bay

Cheapest flights from San Francisco to Thunder Bay
Explore the most affordable flight options available from San Francisco to Thunder Bay. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This United Airlines deal was found by Cheapflights users on 12/4. 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 12/2311:05 pmSFO - YQT
2 stops21h 00mUnited Airlines
Sun 12/285:00 amYQT - SFO
2 stops17h 54mUnited Airlines
Deal found 12/4$1,136
This Air Canada deal was found by Cheapflights users on 12/4. 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.
Tue 12/234:15 pmSFO - YQT
1 stop14h 50mAir Canada
Sun 12/288:30 pmYQT - SFO
1 stop17h 24mAir Canada
Deal found 12/4$1,624
This Mytrip deal was found by Cheapflights users on 12/4. 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.
Tue 12/2311:59 pmSFO - YQT
3 stops33h 30mMultiple Airlines
Sun 12/2811:50 amYQT - SFO
3 stops27h 50mMultiple Airlines
Deal found 12/4$1,756

Find flight deals from San Francisco to Thunder Bay

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) 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 December 4, 2025.

Round-trip from

$391
(Air Canada)
From San Francisco to Thunder Bay
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco 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 December 4, 2025.
Use the filters below to find and compare flights from San Francisco to Thunder Bay that are best for you.

Fly from

San Francisco

Fly to

Thunder Bay

Route

Depart

Return

Price

San FranciscoThunder Bay

SFO - YQT

SFOYQT

San Francisco

Wed 1/21

12:00 pm-11:05 pm

1 stop8h 05m

Thunder Bay

Sun 1/25

5:00 am-2:07 pm

2 stops12h 07m

$391

San FranciscoThunder Bay

SFO - YQT

SFOYQT

San Francisco

Wed 1/21

12:00 pm-11:05 pm

1 stop8h 05m

Thunder Bay

Sun 1/25

5:00 am-5:19 pm

2 stops15h 19m

$498

San FranciscoThunder Bay

SFO - YQT

SFOYQT

San Francisco

Tue 12/23

11:05 pm-11:05 pm

2 stops21h 00m

Thunder Bay

Sun 12/28

5:00 am-7:54 pm

2 stops17h 54m

$1,136

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Best time to book a flight from San Francisco to Thunder Bay

Have a flexible travel schedule? Discover the best time to fly to Thunder Bay from San Francisco 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.

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 December 4, 2025.
See what other customers who have flown with Air Canada from San Francisco to Thunder Bay have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
10,500 reviews

Crew

7.8

Food

6.3

Boarding

7.3

Overall

7.1

Entertainment

6.8

Comfort

7.1

Reviews

1 / 20
2.0
Mediocre

Shawna,Sep 2025

DCA - YYZ

Business class cabin was *freezing*. Landing was so hard it injured my back - no apology or explanation given
Air Canada
7.1
Good
10,500 reviews
Air Canada
7.1
Good
10,500 reviews

Crew

7.8

Food

6.3

Boarding

7.3

Overall

7.1

Entertainment

6.8

Comfort

7.1

Reviews

1 / 20
2.0
Mediocre

Shawna,Sep 2025

DCA - YYZ

Business class cabin was *freezing*. Landing was so hard it injured my back - no apology or explanation given

Related info for your journey

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

  • How long is the flight from San Francisco to Thunder Bay?

    Departing from San Francisco to Thunder Bay will take you 8h 05m. Airlines will cover a distance of 1809 mi.

  • What is the cheapest airline to fly from San Francisco to Thunder Bay round-trip?

    Cheapflights users have booked flights from San Francisco to Thunder Bay round-trip from $136.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Francisco 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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Alternative routes for San Francisco to Thunder Bay

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from San Francisco to Thunder Bay

Discover the top airline that operate flights from San Francisco to Thunder Bay. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$136Average$603FlexibilityNo cancel feeOn-time67%

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