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Cheap flights from Ontario to San Francisco from $269

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Ontario to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:10 am - 4:05 pmYYZ  Toronto Pearson Intl-STS Santa Rosa Sonoma County
12h 55m2 stops Atlanta Hartsfield-Jackson Salt Lake City
Delta Logo
11:21 am - 11:15 pmSTS  Santa Rosa Sonoma County-YYZ Toronto Pearson Intl
32h 54m2 stops Salt Lake City Minneapolis St Paul
$536Delta
Sat, Oct 31 - Wed, Nov 4
Delta Logo
6:10 am - 4:05 pmYYZ  Toronto Pearson Intl-STS Santa Rosa Sonoma County
12h 55m2 stops Atlanta Hartsfield-Jackson Salt Lake City
Delta Logo
11:21 am - 11:15 pmSTS  Santa Rosa Sonoma County-YYZ Toronto Pearson Intl
32h 54m2 stops Salt Lake City Minneapolis St Paul
$543Delta
Sat, Oct 31 - Wed, Nov 4
Delta Logo
7:00 am - 10:08 pmYUL  Montreal Pierre Elliott Trudeau Intl-STS Santa Rosa Sonoma County
18h 08m2 stops Minneapolis St Paul Salt Lake City
Delta Logo
7:00 am - 11:35 pmSTS  Santa Rosa Sonoma County-YUL Montreal Pierre Elliott Trudeau Intl
13h 35m2 stops Salt Lake City Minneapolis St Paul
$569Delta
Tue, Jan 12 - Sat, Jan 16
Delta Logo
7:00 am - 10:08 pmYUL  Montreal Pierre Elliott Trudeau Intl-STS Santa Rosa Sonoma County
18h 08m2 stops Minneapolis St Paul Salt Lake City
Delta Logo
7:00 am - 11:35 pmSTS  Santa Rosa Sonoma County-YUL Montreal Pierre Elliott Trudeau Intl
13h 35m2 stops Salt Lake City Minneapolis St Paul
$570Delta
Tue, Jan 12 - Sat, Jan 16
Delta Logo
7:00 am - 10:08 pmYUL  Montreal Pierre Elliott Trudeau Intl-STS Santa Rosa Sonoma County
18h 08m2 stops Minneapolis St Paul Salt Lake City
Delta Logo
7:00 am - 11:35 pmSTS  Santa Rosa Sonoma County-YUL Montreal Pierre Elliott Trudeau Intl
13h 35m2 stops Salt Lake City Minneapolis St Paul
$576Delta
Tue, Jan 12 - Sat, Jan 16
Delta Logo
7:00 am - 10:41 amYUL  Montreal Pierre Elliott Trudeau Intl-STS Santa Rosa Sonoma County
30h 41m2 stops Minneapolis St Paul Salt Lake City
Delta Logo
4:49 pm - 11:38 amSTS  Santa Rosa Sonoma County-YUL Montreal Pierre Elliott Trudeau Intl
15h 49m2 stops Salt Lake City Atlanta Hartsfield-Jackson
$582Delta
Wed, Oct 21 - Sat, Oct 24
Delta Logo
7:00 am - 10:41 amYUL  Montreal Pierre Elliott Trudeau Intl-STS Santa Rosa Sonoma County
30h 41m2 stops Atlanta Hartsfield-Jackson Salt Lake City
Delta Logo
4:49 pm - 11:54 pmSTS  Santa Rosa Sonoma County-YUL Montreal Pierre Elliott Trudeau Intl
28h 05m2 stops Salt Lake City Atlanta Hartsfield-Jackson
$594Delta
Wed, Oct 21 - Mon, Oct 26
Delta Logo
6:10 am - 4:05 pmYYZ  Toronto Pearson Intl-STS Santa Rosa Sonoma County
12h 55m2 stops Atlanta Hartsfield-Jackson Salt Lake City
Delta Logo
11:21 am - 11:15 pmSTS  Santa Rosa Sonoma County-YYZ Toronto Pearson Intl
32h 54m2 stops Salt Lake City Minneapolis St Paul
$618Delta
Sat, Oct 31 - Wed, Nov 4
Delta Logo
6:10 am - 4:05 pmYYZ  Toronto Pearson Intl-STS Santa Rosa Sonoma County
12h 55m2 stops Atlanta Hartsfield-Jackson Salt Lake City
Delta Logo
11:21 am - 11:15 pmSTS  Santa Rosa Sonoma County-YYZ Toronto Pearson Intl
32h 54m2 stops Salt Lake City Minneapolis St Paul
$619Delta
Sat, Oct 31 - Wed, Nov 4
American Airlines Logo
6:46 am - 12:13 pmYYZ  Toronto Pearson Intl-STS Santa Rosa Sonoma County
8h 27m1 stop Dallas/Fort Worth
American Airlines Logo
4:23 pm - 10:28 amSTS  Santa Rosa Sonoma County-YYZ Toronto Pearson Intl
15h 05m2 stops Phoenix Sky Harbor Intl Philadelphia
$633American Airlines
Sat, Oct 10 - Fri, Oct 16

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American Airlines flights from Region of Ontario to Santa Rosa

Our best American Airlines deals on Region of Ontario to Santa Rosa flight tickets
American Airlines
Oct 10
YYZ6:46 amToronto Pearson Intl
8h 27m
1 stop
STS12:13 pmSanta Rosa Sonoma County
Oct 16
STS4:23 pmSanta Rosa Sonoma County
15h 05m
2 stops
YYZ10:28 amToronto Pearson Intl
$633
American Airlines
Oct 12
YYZ6:25 pmToronto Pearson Intl
21h 15m
2 stops
STS12:40 pmSanta Rosa Sonoma County
Oct 17
STS4:11 pmSanta Rosa Sonoma County
15h 55m
2 stops
YYZ11:06 amToronto Pearson Intl
$662
American Airlines
Oct 10
YYZ6:46 amToronto Pearson Intl
8h 27m
1 stop
STS12:13 pmSanta Rosa Sonoma County
Oct 13
STS1:10 pmSanta Rosa Sonoma County
18h 49m
2 stops
YYZ10:59 amToronto Pearson Intl
$666

Alaska Airlines flights from Region of Ontario to Santa Rosa

Our best Alaska Airlines deals on Region of Ontario to Santa Rosa flight tickets
Alaska Airlines
Sep 24
YYZ4:55 pmToronto Pearson Intl
8h 04m
1 stop
STS9:59 pmSanta Rosa Sonoma County
Oct 27
STS7:00 amSanta Rosa Sonoma County
13h 29m
2 stops
YYZ11:29 pmToronto Pearson Intl
$767
Alaska Airlines
Sep 23
YYZ4:55 pmToronto Pearson Intl
8h 04m
1 stop
STS9:59 pmSanta Rosa Sonoma County
Oct 27
STS7:00 amSanta Rosa Sonoma County
13h 29m
2 stops
YYZ11:29 pmToronto Pearson Intl
$791
Alaska Airlines
Oct 14
YYZ4:55 pmToronto Pearson Intl
20h 04m
2 stops
STS9:59 amSanta Rosa Sonoma County
Oct 17
STS7:00 amSanta Rosa Sonoma County
13h 29m
2 stops
YYZ11:29 pmToronto Pearson Intl
$798

momondo Fare Finder

 
Use the filters below to find and compare flights from Ontario to Santa Rosa that are best for you.

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Route

Depart

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Price

Cheapest round-trip

TorontoSanta Rosa

YYZ Toronto Pearson Intl - STS Santa Rosa Sonoma County

YYZSTS

Toronto Pearson Intl

Sat 10/31

6:10 am-4:05 pm

2 stops12h 55m

Santa Rosa Sonoma County

Wed 11/4

11:21 am-11:15 pm

2 stops32h 54m

$536

TorontoSanta Rosa

YYZ Toronto Pearson Intl - STS Santa Rosa Sonoma County

YYZSTS

Toronto Pearson Intl

Sat 10/31

6:10 am-4:05 pm

2 stops12h 55m

Santa Rosa Sonoma County

Wed 11/4

11:21 am-11:15 pm

2 stops32h 54m

$543

MontrealSanta Rosa

YUL Montreal Pierre Elliott Trudeau Intl - STS Santa Rosa Sonoma County

YULSTS

Montreal Pierre Elliott Trudeau Intl

Tue 1/12

7:00 am-10:08 pm

2 stops18h 08m

Santa Rosa Sonoma County

Sat 1/16

7:00 am-11:35 pm

2 stops13h 35m

$569

MontrealSanta Rosa

YUL Montreal Pierre Elliott Trudeau Intl - STS Santa Rosa Sonoma County

YULSTS

Montreal Pierre Elliott Trudeau Intl

Tue 1/12

7:00 am-10:08 pm

2 stops18h 08m

Santa Rosa Sonoma County

Sat 1/16

7:00 am-11:35 pm

2 stops13h 35m

$570

MontrealSanta Rosa

YUL Montreal Pierre Elliott Trudeau Intl - STS Santa Rosa Sonoma County

YULSTS

Montreal Pierre Elliott Trudeau Intl

Tue 1/12

7:00 am-10:08 pm

2 stops18h 08m

Santa Rosa Sonoma County

Sat 1/16

7:00 am-11:35 pm

2 stops13h 35m

$576

MontrealSanta Rosa

YUL Montreal Pierre Elliott Trudeau Intl - STS Santa Rosa Sonoma County

YULSTS

Montreal Pierre Elliott Trudeau Intl

Wed 10/21

7:00 am-10:41 am

2 stops30h 41m

Santa Rosa Sonoma County

Sat 10/24

4:49 pm-11:38 am

2 stops15h 49m

$582

MontrealSanta Rosa

YUL Montreal Pierre Elliott Trudeau Intl - STS Santa Rosa Sonoma County

YULSTS

Montreal Pierre Elliott Trudeau Intl

Wed 10/21

7:00 am-10:41 am

2 stops30h 41m

Santa Rosa Sonoma County

Mon 10/26

4:49 pm-11:54 pm

2 stops28h 05m

$594

TorontoSanta Rosa

YYZ Toronto Pearson Intl - STS Santa Rosa Sonoma County

YYZSTS

Toronto Pearson Intl

Sat 10/31

6:10 am-4:05 pm

2 stops12h 55m

Santa Rosa Sonoma County

Wed 11/4

11:21 am-11:15 pm

2 stops32h 54m

$618

TorontoSanta Rosa

YYZ Toronto Pearson Intl - STS Santa Rosa Sonoma County

YYZSTS

Toronto Pearson Intl

Sat 10/31

6:10 am-4:05 pm

2 stops12h 55m

Santa Rosa Sonoma County

Wed 11/4

11:21 am-11:15 pm

2 stops32h 54m

$619
Quickest round-trip

TorontoSanta Rosa

YYZ Toronto Pearson Intl - STS Santa Rosa Sonoma County

YYZSTS

Toronto Pearson Intl

Sat 10/10

6:46 am-12:13 pm

1 stop8h 27m

Santa Rosa Sonoma County

Fri 10/16

4:23 pm-10:28 am

2 stops15h 05m

$633

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Francisco from

How to get the cheapest flight ticket from Region of Ontario 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

Can stopping save me money on Region of Ontario to Santa Rosa flights?

You could potentially save up to 56% on your flight if you consider stops on a Region of Ontario to Santa Rosa flight.

Cheap Region of Ontario to Santa Rosa flight deals and tips

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

Best Price Found

$269

Fastest flight time

8h 04m

Direct flights

None
The best one-way flight to Santa Rosa from Region of Ontario in the past 72 hours is $269. The best round-trip flight deal from Region of Ontario to Santa Rosa found on momondo in the last 72 hours is $536.
The fastest flight from Region of Ontario to Santa Rosa takes 8h 04m
There are no direct flights from Region of Ontario to Santa Rosa. There are no popular flight routes from Region of Ontario to Santa Rosa.
Search flight deals

Frequently asked questions about flying from Ontario to Santa Rosa

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

    Prices for flights from Ontario to Santa Rosa Sonoma County Airport refresh daily.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario 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.

Traveling to a place near San Francisco?

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

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ontario to Santa Rosa for you.

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

Yes. momondo enables you to select and highlight flights to Santa Rosa from Ontario with this policy.

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

momondo helps you find the best flight between Ontario 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 Ontario to Santa Rosa right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Ontario to Santa Rosa flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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