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$200+ Cheap flights from Santa Rosa (STS) to Toronto (YTO)

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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
STS — YTO
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
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Cheap flight deals from Santa Rosa to Toronto

Discover tips and strategies to find the most affordable flight options for your journey from Santa Rosa (STS) to Toronto (YTO). 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 October 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$417
(Alaska Airlines)

One-way from

$200
(Alaska Airlines)

Popular in

December

Cheapest in

April

Average price

$420
Provider with most accurate pricing for San Francisco-Toronto (YTO) flight deals.
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Provider most trusted by Cheapflights users for San Francisco-Toronto (YTO) flights.
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From Santa Rosa Sonoma County to Toronto (YTO)
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One-way flight from Santa Rosa Sonoma County to Toronto (YTO)
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Highest demand for flights based on searches. 10% potential increase in price ($48 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Santa Rosa to Toronto

Cheapest flights from Santa Rosa to Toronto
Explore the most affordable flight options available from Santa Rosa to Toronto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.

This Alaska Airlines deal was found by Cheapflights users on 10/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/108:03 pmSTS - YYZ
2 stops16h 32mAlaska Airlines
Wed 11/194:45 pmYYZ - STS
2 stops18h 59mAlaska Airlines
Deal found 10/14$417
This Alaska Airlines deal was found by Cheapflights users on 10/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/124:51 pmSTS - YYZ
2 stops19h 44mAlaska Airlines
Wed 11/194:45 pmYYZ - STS
2 stops18h 59mAlaska Airlines
Deal found 10/14$428
This Alaska Airlines deal was found by Cheapflights users on 10/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/142:22 pmSTS - YYZ
1 stop22h 13mAlaska Airlines
Wed 11/194:45 pmYYZ - STS
2 stops18h 59mAlaska Airlines
Deal found 10/15$432
This Alaska Airlines deal was found by Cheapflights users on 10/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/88:03 pmSTS - YYZ
2 stops16h 32mAlaska Airlines
Wed 11/194:45 pmYYZ - STS
2 stops18h 59mAlaska Airlines
Deal found 10/14$438
This Alaska Airlines deal was found by Cheapflights users on 10/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/142:22 pmSTS - YYZ
1 stop22h 13mAlaska Airlines
Tue 11/184:45 pmYYZ - STS
1 stop8h 20mAlaska Airlines
Deal found 10/14$442
This Alaska Airlines deal was found by Cheapflights users on 10/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/88:03 pmSTS - YYZ
2 stops16h 32mAlaska Airlines
Mon 11/174:45 pmYYZ - STS
2 stops18h 59mAlaska Airlines
Deal found 10/14$449
This Alaska Airlines deal was found by Cheapflights users on 10/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/132:22 pmSTS - YYZ
1 stop22h 13mAlaska Airlines
Mon 11/174:45 pmYYZ - STS
2 stops18h 59mAlaska Airlines
Deal found 10/14$453
This Alaska Airlines deal was found by Cheapflights users on 10/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/108:03 pmSTS - YYZ
2 stops16h 32mAlaska Airlines
Thu 11/204:45 pmYYZ - STS
1 stop8h 20mAlaska Airlines
Deal found 10/14$462
This Alaska Airlines deal was found by Cheapflights users on 10/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/88:03 pmSTS - YYZ
2 stops16h 32mAlaska Airlines
Sun 11/164:45 pmYYZ - STS
1 stop23h 41mAlaska Airlines
Deal found 10/14$464
This Alaska Airlines deal was found by Cheapflights users on 10/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/124:51 pmSTS - YYZ
2 stops19h 44mAlaska Airlines
Thu 11/204:45 pmYYZ - STS
1 stop8h 20mAlaska Airlines
Deal found 10/14$473
This Alaska Airlines deal was found by Cheapflights users on 10/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/88:03 pmSTS - YYZ
2 stops16h 32mAlaska Airlines
Thu 11/204:45 pmYYZ - STS
1 stop8h 20mAlaska Airlines
Deal found 10/14$484
This Alaska Airlines deal was found by Cheapflights users on 10/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/148:03 pmSTS - YYZ
2 stops16h 32mAlaska Airlines
Sun 11/164:45 pmYYZ - STS
1 stop23h 41mAlaska Airlines
Deal found 10/14$485

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santa Rosa to Toronto 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 October 16, 2025.
Use the filters below to find and compare flights from Santa Rosa to Toronto that are best for you.

Fly from

Santa Rosa

Fly to

Toronto

Route

Depart

Return

Price

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Tue 11/11

8:03 pm-3:35 pm

2 stops16h 32m

Toronto Pearson Intl

Wed 11/19

4:45 pm-8:44 am

2 stops18h 59m

$417

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Mon 11/10

8:03 pm-3:35 pm

2 stops16h 32m

Toronto Pearson Intl

Wed 11/19

4:45 pm-8:44 am

2 stops18h 59m

$417

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Mon 11/17

8:03 pm-3:35 pm

2 stops16h 32m

Toronto Pearson Intl

Wed 11/19

4:45 pm-8:44 am

2 stops18h 59m

$417

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Mon 11/10

8:03 pm-3:35 pm

2 stops16h 32m

Toronto Pearson Intl

Mon 11/17

4:45 pm-7:27 pm

2 stops29h 42m

$428

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Tue 11/11

8:03 pm-3:35 pm

2 stops16h 32m

Toronto Pearson Intl

Mon 11/17

4:45 pm-8:44 am

2 stops18h 59m

$428

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Wed 11/12

4:51 pm-3:35 pm

2 stops19h 44m

Toronto Pearson Intl

Wed 11/19

4:45 pm-8:44 am

2 stops18h 59m

$428

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Fri 11/14

2:22 pm-3:35 pm

1 stop22h 13m

Toronto Pearson Intl

Wed 11/19

4:45 pm-8:44 am

2 stops18h 59m

$432

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Fri 11/14

2:22 pm-3:35 pm

1 stop22h 13m

Toronto Pearson Intl

Tue 11/18

4:45 pm-8:44 am

2 stops18h 59m

$432

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Tue 11/18

8:03 pm-3:35 pm

2 stops16h 32m

Toronto Pearson Intl

Thu 11/20

4:45 pm-10:05 pm

1 stop8h 20m

$442

Santa RosaToronto

STS - YKF

STSYKF

Santa Rosa Sonoma County

Fri 12/26

10:04 am-5:28 am

2 stops16h 24m

Toronto Region of Waterloo Intl

Tue 12/30

6:20 am-11:40 pm

2 stops20h 20m

$1,099

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/15

Showing 1-10 of 19 results
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Best time to book a flight from Santa Rosa to Toronto

Have a flexible travel schedule? Discover the best time to fly to Toronto from Santa Rosa 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 Santa Rosa to Toronto

What is the cheapest month to book a flight from Santa Rosa to Toronto?

Currently, February is the cheapest month in which you can book a flight from Santa Rosa to Toronto (average of $127). Flying from Santa Rosa to Toronto in December is currently the most expensive (average of $208). 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.

Related info for your journey

Find useful and relevant information for your journey from Santa Rosa to Toronto. 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 from for flights from Santa Rosa to Toronto?

    Located just 7.2 mi from the city center, Santa Rosa Sonoma County is the airport most travelers will use when flying to Toronto from Santa Rosa. Booking flights from Sonoma County (STS) to Toronto should be relatively easy as there are 0 daily outbound flights to Toronto from 0 different airlines.

  • How long is the flight from Santa Rosa to Toronto?

    For as low as $417, Alaska Airlines can have you in Toronto from Santa Rosa in 16h 32m. There are 2250 mi between Santa Rosa and Toronto.

  • Can I find deals for flights from Santa Rosa to Toronto that include hotel bookings?

    Yes. In addition to deals on Santa Rosa to Toronto flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Santa Rosa to Toronto?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Santa Rosa to Toronto.

  • Can I find deals for business class flights from Santa Rosa to Toronto?

    Yes. Cheapflights offers flight deals from Santa Rosa to Toronto 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 Santa Rosa to Toronto?

    Currently, February is the cheapest month in which you can book a flight from Santa Rosa to Toronto (average of $127). Flying from Santa Rosa to Toronto in December is currently the most expensive (average of $208). 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

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