$404+ 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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — YQT
Oct 8 — Oct 151
Round-trip
1 adult, Economy
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Find cheap flights from San Francisco 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 San Francisco to Thunder Bay
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Best
Last-minute
Cheapest flights from San Francisco to Thunder BayExplore 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 September 8, 2026.
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 September 8, 2026.
This Air Canada deal was found by Cheapflights users on 9/3. 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.
Sat 9/121:35 pm -
1 stop18h 13m
Wed 9/165:05 am -
1 stop10h 29m
Deal found 9/3![Air Canada logo]()
$404
This Flightnetwork deal was found by Cheapflights users on 9/6. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1811:39 pm -
2 stops14h 49m
Tue 9/225:05 am -
1 stop10h 29m
Deal found 9/6![Air Canada logo]()
$418
This United deal was found by Cheapflights users on 9/6. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/186:30 pm -
2 stops19h 58m
Tue 9/225:05 am -
1 stop8h 39m
Deal found 9/6![Multiple Airlines logo]()
$509
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Fri 9/1811:59 pm -
2 stops14h 29m
Tue 9/225:05 am -
2 stops15h 18m
Deal found 9/6![United Airlines logo]()
$545
Best flights from San Francisco to Thunder BayDiscover carefully curated flight deals from San Francisco to Thunder Bay that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
Discover carefully curated flight deals from San Francisco to Thunder Bay that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
This Flightnetwork deal was found by Cheapflights users on 9/6. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1811:39 pm -
2 stops14h 49m
Tue 9/225:05 am -
1 stop10h 29m
Deal found 9/6![Air Canada logo]()
$418
This United deal was found by Cheapflights users on 9/6. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/186:30 pm -
2 stops19h 58m
Tue 9/225:05 am -
1 stop8h 39m
Deal found 9/6![Multiple Airlines logo]()
$509
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Fri 9/1811:59 pm -
2 stops14h 29m
Tue 9/225:05 am -
2 stops15h 18m
Deal found 9/6![United Airlines logo]()
$545
This Kiwi.com deal was found by Cheapflights users on 9/7. 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.
Fri 9/186:00 am -
1 stop10h 00m
Tue 9/227:20 pm -
2 stops19h 40m
Deal found 9/7![WestJet logo]()
$793
Last-minute flights from San Francisco to Thunder BayDiscover last-minute flight deals from San Francisco to Thunder Bay. Data last updated September 8, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Thunder Bay. Data last updated September 8, 2026 and is based on user searches.
This Air Canada deal was found by Cheapflights users on 9/3. 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.
Sat 9/121:35 pm -
1 stop18h 13m
Wed 9/165:05 am -
1 stop10h 29m
Deal found 9/3![Air Canada logo]()
$404
This Flightnetwork deal was found by Cheapflights users on 9/6. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1811:39 pm -
2 stops14h 49m
Tue 9/225:05 am -
1 stop10h 29m
Deal found 9/6![Air Canada logo]()
$418
This United deal was found by Cheapflights users on 9/6. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/186:30 pm -
2 stops19h 58m
Tue 9/225:05 am -
1 stop8h 39m
Deal found 9/6![Multiple Airlines logo]()
$509
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Fri 9/1811:59 pm -
2 stops14h 29m
Tue 9/225:05 am -
2 stops15h 18m
Deal found 9/6![United Airlines logo]()
$545
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 September 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $404 (Air Canada) |
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 7,457,451 searches. Data last updated September 8, 2026.
Use the filters below to find and compare flights from San Francisco to Thunder Bay that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
San FranciscoThunder Bay
SFO San Francisco - YQT Thunder Bay
SFOYQT
San Francisco
Fri 9/18
11:39 pm-5:28 pm
2 stops14h 49m
Thunder Bay
Tue 9/22
5:05 am-12:34 pm
1 stop10h 29m
$418
San FranciscoThunder Bay
SFO San Francisco - YQT Thunder Bay
SFOYQT
San Francisco
Fri 9/18
6:30 pm-5:28 pm
2 stops19h 58m
Thunder Bay
Tue 9/22
5:05 am-10:44 am
1 stop8h 39m
$509
San FranciscoThunder Bay
SFO San Francisco - YQT Thunder Bay
SFOYQT
San Francisco
Fri 9/18
11:59 pm-5:28 pm
2 stops14h 29m
Thunder Bay
Tue 9/22
5:05 am-5:23 pm
2 stops15h 18m
$545
San FranciscoThunder Bay
SFO San Francisco - YQT Thunder Bay
SFOYQT
San Francisco
Fri 9/18
6:00 am-7:00 pm
1 stop10h 00m
Thunder Bay
Tue 9/22
7:20 pm-12:00 pm
2 stops19h 40m
$793
Sorted by cheapest first
- Most accurate provider: When it comes to deals on San Francisco-Thunder Bay flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Thunder Bay flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Thunder Bay flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Francisco-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 San Francisco-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 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.
SFO-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.
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.
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