Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Toronto to San Francisco from C$ 303

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Toronto to San Francisco departing on 16/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Toronto to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
12:10 p.m. - 9:48 p.m.YYZ  Toronto Pearson Intl-STS Santa Rosa Sonoma County
12h 38m2 stops New York John F Kennedy Intl Salt Lake City
Delta Logo
7:00 a.m. - 11:00 p.m.STS  Santa Rosa Sonoma County-YYZ Toronto Pearson Intl
13h 00m2 stops Salt Lake City Detroit Metropolitan Wayne County
C$ 665Delta
Sat, 9 Jan - Tue, 12 Jan
Alaska Airlines Logo
2:55 p.m. - 11:54 p.m.YYZ  Toronto Pearson Intl-STS Santa Rosa Sonoma County
11h 59m2 stops Dallas/Fort Worth San Diego
Alaska Airlines Logo
7:03 a.m. - 10:59 p.m.STS  Santa Rosa Sonoma County-YYZ Toronto Pearson Intl
12h 56m2 stops Seattle/Tacoma Intl Dallas/Fort Worth
C$ 890Alaska Airlines
Mon, 21 Sep - Tue, 22 Sep
Alaska Airlines Logo
2:55 p.m. - 11:54 p.m.YYZ  Toronto Pearson Intl-STS Santa Rosa Sonoma County
11h 59m2 stops Dallas/Fort Worth San Diego
Alaska Airlines Logo
10:34 a.m. - 6:35 p.m.STS  Santa Rosa Sonoma County-YYZ Toronto Pearson Intl
29h 01m2 stops San Diego Chicago O'Hare Intl
C$ 981Alaska Airlines
Mon, 21 Sep - Tue, 22 Sep
Alaska Airlines Logo
4:55 p.m. - 9:59 p.m.YYZ  Toronto Pearson Intl-STS Santa Rosa Sonoma County
8h 04m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
7:03 a.m. - 10:59 p.m.STS  Santa Rosa Sonoma County-YYZ Toronto Pearson Intl
12h 56m2 stops Seattle/Tacoma Intl Dallas/Fort Worth
C$ 1,108Alaska Airlines
Mon, 21 Sep - Tue, 22 Sep
Alaska Airlines Logo
2:55 p.m. - 11:54 p.m.YYZ  Toronto Pearson Intl-STS Santa Rosa Sonoma County
11h 59m2 stops Dallas/Fort Worth San Diego
Alaska Airlines Logo
7:03 a.m. - 10:59 p.m.STS  Santa Rosa Sonoma County-YYZ Toronto Pearson Intl
12h 56m2 stops Seattle/Tacoma Intl Dallas/Fort Worth
C$ 1,139Alaska Airlines
Mon, 21 Sep - Tue, 22 Sep
Alaska Airlines Logo
4:55 p.m. - 9:59 p.m.YYZ  Toronto Pearson Intl-STS Santa Rosa Sonoma County
8h 04m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
10:34 a.m. - 6:35 p.m.STS  Santa Rosa Sonoma County-YYZ Toronto Pearson Intl
29h 01m2 stops San Diego Chicago O'Hare Intl
C$ 1,175Alaska Airlines
Mon, 21 Sep - Tue, 22 Sep
Alaska Airlines Logo
4:55 p.m. - 9:59 p.m.YYZ  Toronto Pearson Intl-STS Santa Rosa Sonoma County
8h 04m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
6:47 p.m. - 11:26 p.m.STS  Santa Rosa Sonoma County-YYZ Toronto Pearson Intl
25h 39m2 stops San Diego Chicago O'Hare Intl
C$ 1,185Alaska Airlines
Mon, 21 Sep - Tue, 22 Sep
Alaska Airlines Logo
4:55 p.m. - 4:39 p.m.YYZ  Toronto Pearson Intl-STS Santa Rosa Sonoma County
26h 44m2 stops Seattle/Tacoma Intl Las Vegas Harry Reid Intl
Alaska Airlines Logo
6:47 p.m. - 6:35 p.m.STS  Santa Rosa Sonoma County-YYZ Toronto Pearson Intl
20h 48m2 stops San Diego Chicago O'Hare Intl
C$ 1,277Alaska Airlines
Mon, 21 Sep - Tue, 22 Sep
Alaska Airlines Logo
4:55 p.m. - 9:59 p.m.YYZ  Toronto Pearson Intl-STS Santa Rosa Sonoma County
8h 04m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
7:03 a.m. - 10:59 p.m.STS  Santa Rosa Sonoma County-YYZ Toronto Pearson Intl
12h 56m2 stops Seattle/Tacoma Intl Dallas/Fort Worth
C$ 1,283Alaska Airlines
Mon, 21 Sep - Tue, 22 Sep
Alaska Airlines Logo
4:55 p.m. - 9:59 p.m.YYZ  Toronto Pearson Intl-STS Santa Rosa Sonoma County
8h 04m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
5:34 p.m. - 3:45 p.m.STS  Santa Rosa Sonoma County-YYZ Toronto Pearson Intl
19h 11m1 stop Seattle/Tacoma Intl
C$ 1,324Alaska Airlines
Mon, 21 Sep - Tue, 22 Sep

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Alaska Airlines flights from Toronto to Santa Rosa

Our best Alaska Airlines deals on Toronto to Santa Rosa flight tickets
Alaska Airlines
21 Sep
YYZ2:55 p.m.Toronto Pearson Intl
11h 59m
2 stops
STS11:54 p.m.Santa Rosa Sonoma County
22 Sep
STS7:03 a.m.Santa Rosa Sonoma County
12h 56m
2 stops
YYZ10:59 p.m.Toronto Pearson Intl
C$ 890
Alaska Airlines
21 Sep
YYZ2:55 p.m.Toronto Pearson Intl
11h 59m
2 stops
STS11:54 p.m.Santa Rosa Sonoma County
22 Sep
STS10:34 a.m.Santa Rosa Sonoma County
29h 01m
2 stops
YYZ6:35 p.m.Toronto Pearson Intl
C$ 981
Alaska Airlines
21 Sep
YYZ4:55 p.m.Toronto Pearson Intl
8h 04m
1 stop
STS9:59 p.m.Santa Rosa Sonoma County
22 Sep
STS7:03 a.m.Santa Rosa Sonoma County
12h 56m
2 stops
YYZ10:59 p.m.Toronto Pearson Intl
C$ 1,108

momondo Fare Finder

 
Customize your flight search to find flights from Toronto to Santa Rosa 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, momondo users made 96,600 searches. Data last updated 15 August 2026.
Use the filters below to find and compare flights from Toronto to Santa Rosa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoSanta Rosa

YYZ Toronto Pearson Intl - STS Santa Rosa Sonoma County

YYZSTS

Toronto Pearson Intl

Sat 9/1

12:10 p.m.-9:48 p.m.

2 stops12h 38m

Santa Rosa Sonoma County

Tue 12/1

7:00 a.m.-11:00 p.m.

2 stops13h 00m

C$ 665

TorontoSanta Rosa

YYZ Toronto Pearson Intl - STS Santa Rosa Sonoma County

YYZSTS

Toronto Pearson Intl

Mon 21/9

2:55 p.m.-11:54 p.m.

2 stops11h 59m

Santa Rosa Sonoma County

Tue 22/9

7:03 a.m.-10:59 p.m.

2 stops12h 56m

C$ 890

TorontoSanta Rosa

YYZ Toronto Pearson Intl - STS Santa Rosa Sonoma County

YYZSTS

Toronto Pearson Intl

Mon 21/9

2:55 p.m.-11:54 p.m.

2 stops11h 59m

Santa Rosa Sonoma County

Tue 22/9

10:34 a.m.-6:35 p.m.

2 stops29h 01m

C$ 981
Quickest round-trip

TorontoSanta Rosa

YYZ Toronto Pearson Intl - STS Santa Rosa Sonoma County

YYZSTS

Toronto Pearson Intl

Mon 21/9

4:55 p.m.-9:59 p.m.

1 stop8h 04m

Santa Rosa Sonoma County

Tue 22/9

7:03 a.m.-10:59 p.m.

2 stops12h 56m

C$ 1,108

TorontoSanta Rosa

YYZ Toronto Pearson Intl - STS Santa Rosa Sonoma County

YYZSTS

Toronto Pearson Intl

Mon 21/9

2:55 p.m.-11:54 p.m.

2 stops11h 59m

Santa Rosa Sonoma County

Tue 22/9

7:03 a.m.-10:59 p.m.

2 stops12h 56m

C$ 1,139

TorontoSanta Rosa

YYZ Toronto Pearson Intl - STS Santa Rosa Sonoma County

YYZSTS

Toronto Pearson Intl

Mon 21/9

4:55 p.m.-9:59 p.m.

1 stop8h 04m

Santa Rosa Sonoma County

Tue 22/9

10:34 a.m.-6:35 p.m.

2 stops29h 01m

C$ 1,175

TorontoSanta Rosa

YYZ Toronto Pearson Intl - STS Santa Rosa Sonoma County

YYZSTS

Toronto Pearson Intl

Mon 21/9

4:55 p.m.-9:59 p.m.

1 stop8h 04m

Santa Rosa Sonoma County

Tue 22/9

6:47 p.m.-11:26 p.m.

2 stops25h 39m

C$ 1,185

TorontoSanta Rosa

YYZ Toronto Pearson Intl - STS Santa Rosa Sonoma County

YYZSTS

Toronto Pearson Intl

Mon 21/9

4:55 p.m.-4:39 p.m.

2 stops26h 44m

Santa Rosa Sonoma County

Tue 22/9

6:47 p.m.-6:35 p.m.

2 stops20h 48m

C$ 1,277

TorontoSanta Rosa

YYZ Toronto Pearson Intl - STS Santa Rosa Sonoma County

YYZSTS

Toronto Pearson Intl

Mon 21/9

4:55 p.m.-9:59 p.m.

1 stop8h 04m

Santa Rosa Sonoma County

Tue 22/9

7:03 a.m.-10:59 p.m.

2 stops12h 56m

C$ 1,283

TorontoSanta Rosa

YYZ Toronto Pearson Intl - STS Santa Rosa Sonoma County

YYZSTS

Toronto Pearson Intl

Mon 21/9

4:55 p.m.-9:59 p.m.

1 stop8h 04m

Santa Rosa Sonoma County

Tue 22/9

5:34 p.m.-3:45 p.m.

1 stop19h 11m

C$ 1,324

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to San Francisco from

How to get the cheapest flight ticket from Toronto to Santa Rosa

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Toronto to Santa Rosa Sonoma County?

American Airlines and Delta are the most popular carriers operating from Toronto to Santa Rosa Sonoma County

Which airlines fly to Santa Rosa?

Porter Airlines, Air Canada and United Airlines are the top three most popular airlines that fly to Santa Rosa from Toronto according to our data. Porter Airlines is the first choice among our users, with 44% of people opting to fly with this airline when travelling to Santa Rosa. Keep in mind that there are 7 different airlines that fly to Santa Rosa on a routine basis, so you have a few additional options to choose from.

When to book flights from Toronto to Santa Rosa

Are you open to changing your travel dates? Check out the ideal times to fly from Toronto to Santa Rosa according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Toronto to Santa Rosa (YTO to STS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Toronto to Santa Rosa

Fastest flight time

11h 59m

Direct flights

None
The fastest flight from Toronto to Santa Rosa takes 11h 59m
There are no direct flights from Toronto to Santa Rosa. There are no popular flight routes from Toronto to Santa Rosa.
Search flight deals

Frequently asked questions about flying from Toronto to Santa Rosa

  • How far is Toronto to Santa Rosa Sonoma County by plane?

    A flight from Toronto to Santa Rosa Sonoma County will travel around 3635.2 km. Typically, this will take 11h 59m by plane in normal conditions.

  • When did momondo last update prices for flights from Toronto to Santa Rosa Sonoma County Airport?

    Prices for flights from Toronto to Santa Rosa Sonoma County Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Toronto to Santa Rosa Sonoma County Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Toronto to Santa Rosa Sonoma County Airport.

  • What documentation or ID do you need to fly to Santa Rosa Sonoma County Airport?

    The travel and health documents required for your trip to Santa Rosa Sonoma County Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Santa Rosa Sonoma County Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Fort Bragg
Little River

Why use momondo?

Why should I use momondo to find a flight deal from Toronto to Santa Rosa?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Toronto to Santa Rosa. momondo saves you time and could save you money on your trip.

Can I find flights from Toronto to Santa Rosa with flexible booking policies on momondo?

momondo does allow users to show only those flights to Santa Rosa from Toronto which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Toronto to Santa Rosa?

momondo helps you find the best flight between Toronto and Santa Rosa by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Toronto to Santa Rosa right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Toronto to Santa Rosa now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Santa Rosa and let you know when they change.

An easier way to manage your Santa Rosa trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 14/9
Mon 21/9
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States