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Niagara Falls

$279+ Cheap flights from Santa Rosa (STS) to Niagara Falls, ON, Canada

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 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
STS — YYZ
Feb 19 — Feb 261
Thu 2/19
Thu 2/26
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 January 20, 2026.

This Alaska Airlines deal was found by Cheapflights users on 1/20. 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 4/247:46 pm
STS
-
YYZ
1 stop16h 59m
Alaska Airlines
Sat 5/94:55 pm
YYZ
-
STS
1 stop9h 02m
Alaska Airlines
Deal found 1/20$469
This Alaska Airlines deal was found by Cheapflights users on 1/20. 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 4/247:46 pm
STS
-
YYZ
1 stop16h 59m
Alaska Airlines
Mon 5/114:55 pm
YYZ
-
STS
1 stop22h 26m
Alaska Airlines
Deal found 1/20$512
This Alaska Airlines deal was found by Cheapflights users on 1/19. 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 3/167:57 pm
STS
-
YYZ
1 stop16h 38m
Alaska Airlines
Fri 3/204:45 pm
YYZ
-
STS
1 stop20h 45m
Alaska Airlines
Deal found 1/19$516
This Alaska Airlines deal was found by Cheapflights users on 1/20. 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 2/146:50 pm
STS
-
YYZ
2 stops17h 45m
Alaska Airlines
Tue 2/174:45 pm
YYZ
-
STS
1 stop20h 47m
Alaska Airlines
Deal found 1/20$519
This Alaska Airlines deal was found by Cheapflights users on 1/20. 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 2/157:57 pm
STS
-
YYZ
1 stop16h 38m
Alaska Airlines
Tue 2/174:45 pm
YYZ
-
STS
1 stop20h 47m
Alaska Airlines
Deal found 1/20$554

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 January 20, 2026.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$459
(Alaska Airlines)

One-way from

$279
(Alaska Airlines)

Popular in

December

Cheapest in

February

Average price

$392
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
One-way flight from Santa Rosa Sonoma County to Niagara Falls
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($60 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 January 2026
Search Deals

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 January 20, 2026.
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

Fri 4/24

7:46 pm-3:45 pm

1 stop16h 59m

Toronto Pearson Intl

Sat 5/9

4:55 pm-9:09 am

2 stops19h 14m

$491

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Fri 4/24

7:46 pm-3:45 pm

1 stop16h 59m

Toronto Pearson Intl

Mon 5/11

4:55 pm-12:21 pm

1 stop22h 26m

$512

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Mon 3/16

7:57 pm-3:35 pm

1 stop16h 38m

Toronto Pearson Intl

Fri 3/20

4:45 pm-6:01 pm

1 stop28h 16m

$516

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Sat 2/14

6:50 pm-3:35 pm

2 stops17h 45m

Toronto Pearson Intl

Tue 2/17

4:45 pm-10:32 am

1 stop20h 47m

$519

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Sun 2/15

7:57 pm-3:35 pm

1 stop16h 38m

Toronto Pearson Intl

Tue 2/17

4:45 pm-10:32 am

1 stop20h 47m

$554

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Fri 5/8

7:46 pm-3:45 pm

1 stop16h 59m

$279

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Thu 5/7

7:46 pm-3:45 pm

1 stop16h 59m

$302

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Thu 5/7

12:56 pm-10:55 pm

2 stops30h 59m

$304

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

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 $270). 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 16h 59m. 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 $270). 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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