Cheap flights from Ontario to Santa Rosa (ONT - STS)

ONT — STS
Feb 7 — Feb 141

How to find the cheapest flight from Ontario (ONT) to Santa Rosa (STS)

All the information you need to plan the best ONT to STS flight in 2023: compare Ontario to Santa Rosa flight prices with the expected peak season, weather and rainfall in Santa Rosa.

ONT - STS

Price

$79 - $550

STS

Temperature

46.4 - 68 °F

STS

Rainfall

0 - 7.1 inches

Popular inFebruaryHigh demand for flights, 41% potential price rise
Cheapest inJanuaryBest time to find cheap flights, 76% potential price drop
Average price$550Average for round-trip flights in February 2023
Round-trip from$79From Ontario to Santa Rosa Sonoma County

What is the cheapest day to fly round-trip from Ontario to Santa Rosa?

Monday flights are generally found to be more expensive for flights from Ontario to Santa Rosa. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Santa Rosa.

How far in advance should I book a flight from Ontario to Santa Rosa?

Find a great deal and save up to 67% by booking at least 60 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Ontario to Santa Rosa within the next two weeks, with the cheapest ticket starting at $150.

What is the cheapest month to fly from Ontario to Santa Rosa?

Our data shows that February tends to be the cheapest month to fly to Santa Rosa from Ontario. Users have commonly found prices around $146 for the month, but tickets can be as low as $68. Due to multiple factors, prepare for potentially higher prices in June.

When is the cheapest time to fly from Ontario to Santa Rosa (ONT - STS)?

It’s optimal to fly from Ontario to Santa Rosa at noon. By choosing this option you can save up to 72% on the cost of your flight, compared to a flight in the afternoon.

Cheap flights from Ontario to Santa Rosa in February, March 2023

The best prices found for ONT to STS flights for February, March
Feb 18 - Feb 22
ONT

Ontario

STS

Santa Rosa Sonoma County

1 stop

9h 44m
STS

Santa Rosa Sonoma County

ONT

Ontario

1 stop

19h 21m
$147

American Airlines

Pick Dates

Deal found 1/31

Feb 19 - Feb 22
ONT

Ontario

STS

Santa Rosa Sonoma County

1 stop

6h 04m
STS

Santa Rosa Sonoma County

ONT

Ontario

1 stop

5h 34m
$152

American Airlines

Pick Dates

Deal found 1/31

Feb 19 - Feb 23
ONT

Ontario

STS

Santa Rosa Sonoma County

1 stop

6h 04m
STS

Santa Rosa Sonoma County

ONT

Ontario

1 stop

5h 34m
$157

American Airlines

Pick Dates

Deal found 1/31

Ontario to Santa Rosa 2023 flight deals

Cheap flights to Santa Rosa from Ontario found for this year
Feb 18 - Feb 22
ONT

Ontario

STS

Santa Rosa Sonoma County

1 stop

9h 44m
STS

Santa Rosa Sonoma County

ONT

Ontario

1 stop

19h 21m
$147

American Airlines

Pick Dates

Deal found 1/31

Feb 19 - Feb 22
ONT

Ontario

STS

Santa Rosa Sonoma County

1 stop

6h 04m
STS

Santa Rosa Sonoma County

ONT

Ontario

1 stop

5h 34m
$152

American Airlines

Pick Dates

Deal found 1/31

Feb 19 - Feb 23
ONT

Ontario

STS

Santa Rosa Sonoma County

1 stop

6h 04m
STS

Santa Rosa Sonoma County

ONT

Ontario

1 stop

5h 34m
$157

American Airlines

Pick Dates

Deal found 1/31

Cheap American Airlines flights from Ontario to Santa Rosa

Feb 18 - Feb 22
ONT

Ontario

STS

Santa Rosa Sonoma County

1 stop

9h 44m
STS

Santa Rosa Sonoma County

ONT

Ontario

1 stop

19h 21m
$147

American Airlines

Pick Dates

Deal found 1/31

Feb 19 - Feb 22
ONT

Ontario

STS

Santa Rosa Sonoma County

1 stop

6h 04m
STS

Santa Rosa Sonoma County

ONT

Ontario

1 stop

5h 34m
$152

American Airlines

Pick Dates

Deal found 1/31

Feb 19 - Feb 23
ONT

Ontario

STS

Santa Rosa Sonoma County

1 stop

6h 04m
STS

Santa Rosa Sonoma County

ONT

Ontario

1 stop

5h 34m
$157

American Airlines

Pick Dates

Deal found 1/31

Cheap Alaska Airlines flights from Ontario to Santa Rosa

Mar 20 - Mar 22
ONT

Ontario

STS

Santa Rosa Sonoma County

1 stop

17h 05m
STS

Santa Rosa Sonoma County

ONT

Ontario

1 stop

17h 25m
$385

Alaska Airlines

Pick Dates

Deal found 2/1

Mar 27 - Mar 30
ONT

Ontario

STS

Santa Rosa Sonoma County

1 stop

17h 05m
STS

Santa Rosa Sonoma County

ONT

Ontario

1 stop

8h 54m
$395

Alaska Airlines

Pick Dates

Deal found 2/1

Mar 2 - Mar 9
ONT

Ontario

STS

Santa Rosa Sonoma County

1 stop

8h 05m
STS

Santa Rosa Sonoma County

ONT

Ontario

1 stop

8h 57m
$405

Alaska Airlines

Pick Dates

Deal found 1/31

Last minute flights from Ontario to Santa Rosa

Late deals on return flights to Santa Rosa from Ontario, departing today and this week
Feb 12 - Feb 15
ONT

Ontario

STS

Santa Rosa Sonoma County

1 stop

9h 44m
STS

Santa Rosa Sonoma County

ONT

Ontario

1 stop

9h 14m
$292

American Airlines

Pick Dates

Deal found 1/31

Feb 8 - Feb 10
ONT

Ontario

STS

Santa Rosa Sonoma County

1 stop

6h 04m
STS

Santa Rosa Sonoma County

ONT

Ontario

1 stop

9h 14m
$437

American Airlines

Pick Dates

Deal found 1/30

Feb 7 - Feb 7
ONT

Ontario

STS

Santa Rosa Sonoma County

1 stop

6h 04m
STS

Santa Rosa Sonoma County

ONT

Ontario

1 stop

5h 34m
$541

American Airlines

Pick Dates

Deal found 2/1

One-way flights to Santa Rosa from Ontario

The cheapest one-way flights from Ontario to Santa Rosa
Feb 18
ONT

Ontario

STS

Santa Rosa Sonoma County

1 stop

6h 04m
$74

American Airlines

Pick Dates

Deal found 1/31

Mar 4
ONT

Ontario

STS

Santa Rosa Sonoma County

1 stop

9h 48m
$79

American Airlines

Pick Dates

Deal found 1/30

Mar 3
ONT

Ontario

STS

Santa Rosa Sonoma County

1 stop

9h 48m
$84

American Airlines

Pick Dates

Deal found 1/31

Reviews of Airlines Servicing Santa Rosa

Alaska Airlines
8.0
Very good
1,360 reviews

Crew

8.6

Overall

8.0

Comfort

8.0

Food

7.2

Boarding

8.2

Entertainment

7.1

Reviews

1 / 10

The crew was friendly and cabin service was good. It was a full flight bur the crew did a great job of keeping the passengers happy.

Alaska Airlines
8.0
Very good
1,360 reviews
Alaska Airlines
8.0
Very good
1,360 reviews

Crew

8.6

Overall

8.0

Comfort

8.0

Food

7.2

Boarding

8.2

Entertainment

7.1

Reviews

1 / 10

The crew was friendly and cabin service was good. It was a full flight bur the crew did a great job of keeping the passengers happy.

American Airlines
7.4
Good
1,668 reviews
Alaska Airlines
8.0
Very good
1,360 reviews

Crew

8.6

Overall

8.0

Comfort

8.0

Food

7.2

Boarding

8.2

Entertainment

7.1

Reviews

1 / 10

The crew was friendly and cabin service was good. It was a full flight bur the crew did a great job of keeping the passengers happy.

Related info for your journey

Useful info, stats and facts about Ontario to Santa Rosa flights.

Which airlines flying from Ontario to Santa Rosa Sonoma County have flexible cancellations due to COVID-19?

Breeze Airways, United Airlines, and American Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Ontario to Santa Rosa for under $200 on Cheapflights?

Yes, there are multiple flights from Ontario to Santa Rosa for under $200. The cheapest flight booked recently is on American Airlines for just $147, but on average you can expect to pay $252.

Are there last-minute flights available from Ontario to Santa Rosa for under $300?

There are currently 12+ open flights from Ontario to Santa Rosa within the next 7 days for less than $300.

What are the cheapest airlines flying from Ontario to Santa Rosa round-trip?

Cheapflights users have booked flights from Ontario to Santa Rosa round-trip from $147. Another airline that can offer you cheap pricing is Alaska Airlines. American Airlines is currently priced 54% below the average price you’ll pay for this route.

What are the most popular airlines that fly from Ontario to Santa Rosa?

American Airlines, Alaska Airlines and Breeze Airways are the most popular airlines when flying from Ontario to Santa Rosa.

What are the cheapest flights from Ontario to Santa Rosa?

Looking at all options, your cheapest flight can be booked for $80. While the most popular route (Ontario - Santa Rosa Sonoma County) can be booked for $147 on average our data indicates $177 when flying from Ontario to Santa Rosa.

Alternative routes for Ontario to Santa Rosa

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Ontario to Santa Rosa

The chart below displays the airlines Cheapflights users traveling from Ontario to Santa Rosa choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
Breeze AirwaysCheapest$78Average$88FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Breeze Airways flights
United AirlinesCheapest$296Average$493FlexibilityNo cancel feeOn-time69%COVID-19 safety
Search United Airlines flights
American AirlinesCheapest$362Average$607FlexibilityNo cancel feeOn-time71%COVID-19 safety
Search American Airlines flights
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