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

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

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

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 Santa Rosa Sonoma County Airport to Ontario.

What documentation or ID do you need to fly to Ontario?

The necessary travel and health documents for your Ontario trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

C$ 364 Cheap Flights from Santa Rosa to Ontario in 2026

Find the cheapest flights from Santa Rosa to Ontario

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:13 p.m. - 9:50 p.m.

STS

YYZ

29h 37m

1 stop

1:30 p.m. - 4:28 p.m.

YYZ

STS

29h 58m

2 stops

C$ 680Multiple Airlines

Tue, 10 Nov - Wed, 18 Nov

1:40 p.m. - 5:45 a.m.

STS

YYZ

13h 05m

2 stops

8:35 p.m. - 4:39 p.m.

YYZ

STS

23h 04m

1 stop

C$ 729Multiple Airlines

Thu, 10 Sep - Thu, 17 Sep

1:13 p.m. - 4:05 p.m.

STS

YYZ

23h 52m

2 stops

5:15 p.m. - 5:03 p.m.

YYZ

STS

26h 48m

2 stops

C$ 745Alaska Airlines

Tue, 10 Nov - Wed, 18 Nov

7:00 a.m. - 4:05 p.m.

STS

YYZ

30h 05m

1 stop

5:15 p.m. - 12:21 p.m.

YYZ

STS

22h 06m

1 stop

C$ 753Alaska Airlines

Tue, 10 Nov - Wed, 18 Nov

1:40 p.m. - 6:39 a.m.

STS

YYZ

13h 59m

1 stop

8:35 p.m. - 4:39 p.m.

YYZ

STS

23h 04m

1 stop

C$ 756Multiple Airlines

Thu, 10 Sep - Thu, 17 Sep

1:40 p.m. - 9:45 a.m.

STS

YYZ

17h 05m

2 stops

8:35 p.m. - 4:39 p.m.

YYZ

STS

23h 04m

1 stop

C$ 827Multiple Airlines

Thu, 24 Sep - Sun, 27 Sep

4:50 p.m. - 11:59 p.m.

STS

YUL

28h 09m

2 stops

7:00 a.m. - 10:41 a.m.

YUL

STS

30h 41m

2 stops

C$ 828Delta

Thu, 22 Oct - Tue, 27 Oct

12:44 p.m. - 1:06 p.m.

STS

YYZ

21h 22m

1 stop

6:10 a.m. - 12:14 p.m.

YYZ

STS

9h 04m

1 stop

C$ 832American Airlines

Tue, 10 Nov - Wed, 18 Nov

4:08 p.m. - 10:17 a.m.

STS

YYZ

15h 09m

2 stops

8:00 a.m. - 3:50 p.m.

YYZ

STS

10h 50m

2 stops

C$ 847American Airlines

Thu, 27 Aug - Wed, 9 Sep

4:50 p.m. - 11:59 p.m.

STS

YUL

28h 09m

2 stops

6:00 a.m. - 10:41 a.m.

YUL

STS

31h 41m

2 stops

C$ 852Delta

Mon, 19 Oct - Tue, 27 Oct

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Alaska Airlines flights from Santa Rosa to Region of Ontario

Our best Alaska Airlines deals on Santa Rosa to Region of Ontario flight tickets

Alaska Airlines

10 Nov

STS1:13 p.m.Santa Rosa Sonoma County

23h 52m

2 stops

YYZ4:05 p.m.Toronto Pearson Intl

18 Nov

YYZ5:15 p.m.Toronto Pearson Intl

26h 48m

2 stops

STS5:03 p.m.Santa Rosa Sonoma County

C$ 745

Alaska Airlines

10 Nov

STS7:00 a.m.Santa Rosa Sonoma County

30h 05m

1 stop

YYZ4:05 p.m.Toronto Pearson Intl

18 Nov

YYZ5:15 p.m.Toronto Pearson Intl

22h 06m

1 stop

STS12:21 p.m.Santa Rosa Sonoma County

C$ 753

Alaska Airlines

23 Nov

STS2:10 p.m.Santa Rosa Sonoma County

22h 55m

2 stops

YYZ4:05 p.m.Toronto Pearson Intl

27 Nov

YYZ5:15 p.m.Toronto Pearson Intl

8h 31m

1 stop

STS10:46 p.m.Santa Rosa Sonoma County

C$ 995

American Airlines flights from Santa Rosa to Region of Ontario

Our best American Airlines deals on Santa Rosa to Region of Ontario flight tickets

American Airlines

10 Nov

STS12:44 p.m.Santa Rosa Sonoma County

21h 22m

1 stop

YYZ1:06 p.m.Toronto Pearson Intl

18 Nov

YYZ6:10 a.m.Toronto Pearson Intl

9h 04m

1 stop

STS12:14 p.m.Santa Rosa Sonoma County

C$ 832

American Airlines

27 Aug

STS4:08 p.m.Santa Rosa Sonoma County

15h 09m

2 stops

YYZ10:17 a.m.Toronto Pearson Intl

9 Sep

YYZ8:00 a.m.Toronto Pearson Intl

10h 50m

2 stops

STS3:50 p.m.Santa Rosa Sonoma County

C$ 847

American Airlines

29 Aug

STS12:58 p.m.Santa Rosa Sonoma County

20h 01m

2 stops

YYZ11:59 a.m.Toronto Pearson Intl

9 Sep

YYZ5:45 p.m.Toronto Pearson Intl

21h 24m

2 stops

STS12:09 p.m.Santa Rosa Sonoma County

C$ 854

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Tue 10/11

1:13 p.m.-9:50 p.m.

1 stop29h 37m

Toronto Pearson Intl

Wed 18/11

1:30 p.m.-4:28 p.m.

2 stops29h 58m

C$ 680

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Thu 10/9

1:40 p.m.-5:45 a.m.

2 stops13h 05m

Toronto Pearson Intl

Thu 17/9

8:35 p.m.-4:39 p.m.

1 stop23h 04m

C$ 729

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Tue 10/11

1:13 p.m.-4:05 p.m.

2 stops23h 52m

Toronto Pearson Intl

Wed 18/11

5:15 p.m.-5:03 p.m.

2 stops26h 48m

C$ 745

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Tue 10/11

7:00 a.m.-4:05 p.m.

1 stop30h 05m

Toronto Pearson Intl

Wed 18/11

5:15 p.m.-12:21 p.m.

1 stop22h 06m

C$ 753

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Thu 10/9

1:40 p.m.-6:39 a.m.

1 stop13h 59m

Toronto Pearson Intl

Thu 17/9

8:35 p.m.-4:39 p.m.

1 stop23h 04m

C$ 756

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Thu 24/9

1:40 p.m.-9:45 a.m.

2 stops17h 05m

Toronto Pearson Intl

Sun 27/9

8:35 p.m.-4:39 p.m.

1 stop23h 04m

C$ 827

Santa RosaMontreal

STS - YUL

STSYUL

Santa Rosa Sonoma County

Thu 22/10

4:50 p.m.-11:59 p.m.

2 stops28h 09m

Montreal Pierre Elliott Trudeau Intl

Tue 27/10

7:00 a.m.-10:41 a.m.

2 stops30h 41m

C$ 828

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Tue 10/11

12:44 p.m.-1:06 p.m.

1 stop21h 22m

Toronto Pearson Intl

Wed 18/11

6:10 a.m.-12:14 p.m.

1 stop9h 04m

C$ 832

Quickest round-trip

Santa RosaToronto

STS - YYZ

STSYYZ

Santa Rosa Sonoma County

Thu 27/8

4:08 p.m.-10:17 a.m.

2 stops15h 09m

Toronto Pearson Intl

Wed 9/9

8:00 a.m.-3:50 p.m.

2 stops10h 50m

C$ 847

Santa RosaMontreal

STS - YUL

STSYUL

Santa Rosa Sonoma County

Mon 19/10

4:50 p.m.-11:59 p.m.

2 stops28h 09m

Montreal Pierre Elliott Trudeau Intl

Tue 27/10

6:00 a.m.-10:41 a.m.

2 stops31h 41m

C$ 852

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Santa Rosa to Region of Ontario

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 Santa Rosa Sonoma County to Ontario?

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

Which airlines fly to Region of Ontario?

Porter Airlines, Air Canada and United Airlines are the top three most popular airlines that fly to Region of Ontario from Santa Rosa according to our data. Porter Airlines is the first choice among our users, with 48% of people opting to fly with this airline when travelling to Region of Ontario. Keep in mind that there are 5 different airlines that fly to Region of Ontario on a routine basis, so you have a few additional options to choose from.

Cheap Santa Rosa to Region of Ontario flight deals and tips

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

Fastest flight time	9h 01m
Direct flights	None

The fastest flight from Santa Rosa to Region of Ontario takes 9h 01m

There are no direct flights from Santa Rosa to Region of Ontario. There are no popular flight routes from Santa Rosa to Region of Ontario.

Search flight deals

Frequently asked questions about flying from Santa Rosa to Ontario

When did momondo last update prices for flights from Santa Rosa Sonoma County Airport to Ontario?
Prices for flights from Santa Rosa Sonoma County Airport to Ontario are refreshed on a daily basis.
How old do you have to be to fly from Santa Rosa Sonoma County Airport to Ontario?
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 Santa Rosa Sonoma County Airport to Ontario.
What documentation or ID do you need to fly to Ontario?
The necessary travel and health documents for your Ontario trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

Finding the right flight to Ontario from Santa Rosa is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ontario quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Santa Rosa to Ontario flights to just show those with flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Santa Rosa to Ontario.

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

Yes momondo offers price alerts on flights to Ontario from Santa Rosa. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.