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$161+ 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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
STS — YTO
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap 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 December 4, 2025.

This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/252:24 pmSTS - YYZ
1 stop22h 11mAlaska Airlines
Fri 1/94:45 pmYYZ - STS
2 stops30h 56mAlaska Airlines
Deal found 12/4$507
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/252:24 pmSTS - YYZ
1 stop22h 11mAlaska Airlines
Sat 1/104:45 pmYYZ - STS
1 stop20h 50mAlaska Airlines
Deal found 12/4$561
This American Airlines deal was found by Cheapflights users on 12/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2912:59 pmSTS - YYZ
2 stops18h 57mAmerican Airlines
Mon 1/57:10 pmYYZ - STS
2 stops20h 15mAmerican Airlines
Deal found 12/2$666
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/247:00 amSTS - YYZ
2 stops37h 11mMultiple Airlines
Sun 12/288:00 pmYYZ - STS
1 stop30h 40mMultiple Airlines
Deal found 12/4$668
This Alaska Airlines deal was found by Cheapflights users on 12/3. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/252:24 pmSTS - YYZ
1 stop22h 11mAlaska Airlines
Mon 1/55:14 pmYYZ - STS
2 stops23h 18mAlaska Airlines
Deal found 12/3$713
This American Airlines deal was found by Cheapflights users on 12/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/234:21 pmSTS - YYZ
2 stops20h 58mAmerican Airlines
Thu 1/14:44 pmYYZ - STS
2 stops22h 45mAmerican Airlines
Deal found 12/3$718
This American Airlines deal was found by Cheapflights users on 12/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2912:59 pmSTS - YYZ
2 stops18h 57mAmerican Airlines
Fri 1/26:23 pmYYZ - STS
2 stops21h 06mAmerican Airlines
Deal found 12/2$719
This American Airlines deal was found by Cheapflights users on 12/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1912:59 pmSTS - YYZ
2 stops18h 57mAmerican Airlines
Thu 1/85:14 pmYYZ - STS
2 stops22h 11mAmerican Airlines
Deal found 12/3$728
This American Airlines deal was found by Cheapflights users on 12/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/214:21 pmSTS - YYZ
2 stops15h 35mAmerican Airlines
Thu 1/14:44 pmYYZ - STS
2 stops22h 45mAmerican Airlines
Deal found 12/2$729
This American Airlines deal was found by Cheapflights users on 12/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2012:59 pmSTS - YYZ
2 stops25h 41mAmerican Airlines
Mon 1/56:24 pmYYZ - STS
2 stops21h 01mAmerican Airlines
Deal found 12/3$756
This American Airlines deal was found by Cheapflights users on 12/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/184:21 pmSTS - YYZ
2 stops14h 55mAmerican Airlines
Mon 1/56:24 pmYYZ - STS
2 stops21h 01mAmerican Airlines
Deal found 12/3$766

Find 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 December 4, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$398
(Alaska Airlines)

One-way from

$161
(Alaska Airlines)

Popular in

December

Cheapest in

February

Average price

$587
Provider with most accurate pricing for San Francisco-Toronto (YTO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Toronto (YTO) flights.
Search Deals
From Santa Rosa Sonoma County to Toronto (YTO)
Search Deals
One-way flight from Santa Rosa Sonoma County to Toronto (YTO)
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($55 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 4, 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

Thu 1/8

7:00 am-3:35 pm

2 stops29h 35m

Toronto Pearson Intl

Mon 1/12

4:45 pm-12:22 pm

2 stops22h 37m

$398

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Thu 12/25

2:24 pm-3:35 pm

1 stop22h 11m

Toronto Pearson Intl

Fri 1/9

4:45 pm-8:41 pm

2 stops30h 56m

$507

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Thu 12/25

2:24 pm-3:35 pm

1 stop22h 11m

Toronto Pearson Intl

Sat 1/10

4:45 pm-10:35 am

1 stop20h 50m

$561

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Thu 12/25

2:24 pm-3:35 pm

1 stop22h 11m

Toronto Pearson Intl

Sun 1/11

4:45 pm-11:59 pm

1 stop10h 14m

$561

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Tue 4/28

4:17 pm-10:05 am

2 stops14h 48m

Toronto Pearson Intl

Thu 5/7

7:25 pm-12:17 pm

2 stops19h 52m

$613

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Mon 12/29

12:59 pm-10:56 am

2 stops18h 57m

Toronto Pearson Intl

Mon 1/5

7:10 pm-12:25 pm

2 stops20h 15m

$666

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Sun 4/26

12:46 pm-10:40 am

2 stops18h 54m

Toronto Pearson Intl

Mon 5/4

6:25 pm-12:17 pm

2 stops20h 52m

$666

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Mon 1/12

6:30 pm-3:35 pm

2 stops18h 05m

$161

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Sat 1/17

6:30 pm-3:35 pm

2 stops18h 05m

$161

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Tue 1/13

6:50 am-3:35 pm

2 stops29h 45m

$161

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/4

Showing 1-10 of 15 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 $207). 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 $398, Alaska Airlines can have you in Toronto from Santa Rosa in 29h 35m. 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 $207). 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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Alternative routes for Santa Rosa to Toronto

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