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Niagara Falls

$377+ Cheap flights from Santa Rosa (STS) to Niagara Falls, ON, Canada

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 2/8. Fares are subject to change and may not be available on all flights or dates of travel.
STS — YYZ
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
1 adult, Economy
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Cheap flight deals from Santa Rosa to Niagara Falls

Cheapest flights from Santa Rosa to Niagara Falls
Explore the most affordable flight options available from Santa Rosa to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2025.

This Alaska Airlines deal was found by Cheapflights users on 12/22. 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.
Sun 12/288:17 pmSTS - YYZ
2 stops16h 18mAlaska Airlines
Tue 12/304:45 pmYYZ - STS
1 stop8h 32mAlaska Airlines
Deal found 12/22$1,399
This Alaska Airlines deal was found by Cheapflights users on 12/22. 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 12/256:00 amSTS - YYZ
2 stops13h 44mAlaska Airlines
Tue 12/304:45 pmYYZ - STS
1 stop8h 32mAlaska Airlines
Deal found 12/22$1,433
This Alaska Airlines deal was found by Cheapflights users on 12/22. 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.
Sun 12/288:17 pmSTS - YYZ
2 stops16h 18mAlaska Airlines
Wed 12/314:45 pmYYZ - STS
1 stop23h 47mAlaska Airlines
Deal found 12/22$1,531
This Alaska Airlines deal was found by Cheapflights users on 12/22. 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 12/256:00 amSTS - YYZ
2 stops13h 44mAlaska Airlines
Mon 12/294:45 pmYYZ - STS
1 stop23h 47mAlaska Airlines
Deal found 12/22$1,576
This Alaska Airlines deal was found by Cheapflights users on 12/22. 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 12/256:00 amSTS - YYZ
2 stops13h 44mAlaska Airlines
Sun 12/284:45 pmYYZ - STS
2 stops20h 46mAlaska Airlines
Deal found 12/22$1,602
This Alaska Airlines deal was found by Cheapflights users on 12/22. 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 12/262:24 pmSTS - YYZ
1 stop22h 11mAlaska Airlines
Tue 12/304:45 pmYYZ - STS
1 stop8h 32mAlaska Airlines
Deal found 12/22$1,611
This Alaska Airlines deal was found by Cheapflights users on 12/22. 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.
Sun 12/286:00 amSTS - YYZ
1 stop30h 35mAlaska Airlines
Thu 1/14:45 pmYYZ - STS
1 stop8h 32mAlaska Airlines
Deal found 12/22$1,654

Find flight deals from Santa Rosa to Niagara Falls

Keep the following information in mind while searching for Santa Rosa to Niagara Falls flight deals. Data was last updated December 23, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$377
(Alaska Airlines)

Popular in

December

Cheapest in

February

Average price

$631
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 Niagara Falls
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($62 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Santa Rosa to Niagara Falls 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 23, 2025.
Use the filters below to find and compare flights from Santa Rosa to Niagara Falls that are best for you.

Fly from

Santa Rosa

Fly to

Niagara Falls

Route

Depart

Return

Price

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Sun 2/8

9:33 pm-3:35 pm

1 stop15h 02m

Toronto Pearson Intl

Tue 2/10

4:45 pm-4:40 pm

2 stops26h 55m

$377

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Thu 6/11

11:02 am-3:45 pm

1 stop25h 43m

Toronto Pearson Intl

Wed 6/17

4:55 pm-12:34 pm

2 stops22h 39m

$597

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Tue 6/9

1:05 pm-3:45 pm

1 stop23h 40m

Toronto Pearson Intl

Wed 6/17

4:55 pm-10:10 am

1 stop20h 15m

$598

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Best time to book a flight from Santa Rosa to Niagara Falls

Have a flexible travel schedule? Discover the best time to fly to Niagara Falls 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 Niagara Falls

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

Currently, February is the cheapest month in which you can book a flight from Santa Rosa to Niagara Falls (average of $127). Flying from Santa Rosa to Niagara Falls in December is currently the most expensive (average of $217). 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 Niagara Falls. 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 Niagara Falls?

    For a flight from Santa Rosa to Niagara Falls, you will be flying from Sonoma County. Santa Rosa Sonoma County (STS) is just 7.2 mi from the center of the city. Sonoma County is the only Santa Rosa airport and it handles 0 outbound flights to Niagara Falls per day. 0 airlines have flights to Niagara Falls from Santa Rosa Sonoma County on a regular basis.

  • How long is the flight from Santa Rosa to Niagara Falls?

    Alaska Airlines can get you from Santa Rosa to Niagara Falls in just under 15h 02m. Your travel time can differ by up to . The distance between Santa Rosa and Niagara Falls is about 2250 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Santa Rosa to Niagara Falls 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 Niagara Falls?

    Currently, February is the cheapest month in which you can book a flight from Santa Rosa to Niagara Falls (average of $127). Flying from Santa Rosa to Niagara Falls in December is currently the most expensive (average of $217). 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.

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