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

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

ONT - STS
Price
$169 - $280
STS
Temperature
57.2 - 89.6 °F
STS
Rainfall
0 - 4.2 inches

Popular in

September

High demand for flights, 13% potential price rise

Cheapest in

August

Best time to find cheap flights, 31% potential price drop

Round-trip from

$169

From Ontario to Santa Rosa

One-way from

$161

One-way flight from Ontario to Santa Rosa

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Ontario to Santa Rosa?

Departing on a Friday is a good option for securing a great price. You can expect to save up to 192% when planning your travel around this day of the week.

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

Find a great deal and save up to 99% by booking at least 61 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 $416.

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 42% on the cost of your flight, compared to a flight in the afternoon.

Cheap flights from Ontario to Santa Rosa in November, December 2020

The best prices found for ONT to STS flights for November, December
5 Dec - 12 Dec
$228pp
ONT
Ontario
American Airlines
 
1 STOP
STS
Santa Rosa Sonoma County
STS
Santa Rosa Sonoma County
American Airlines
 
1 STOP
ONT
Ontario
6 Dec - 12 Dec
$298pp
ONT
Ontario
American Airlines
 
1 STOP
STS
Santa Rosa Sonoma County
STS
Santa Rosa Sonoma County
American Airlines
 
1 STOP
ONT
Ontario
20 Dec - 27 Dec
$308pp
ONT
Ontario
American Airlines
 
1 STOP
STS
Santa Rosa Sonoma County
STS
Santa Rosa Sonoma County
American Airlines
 
1 STOP
ONT
Ontario

Ontario to Santa Rosa 2021 flight deals

Cheap flights to Santa Rosa from Ontario found for next year
5 Dec - 12 Dec
$228pp
ONT
Ontario
American Airlines
 
1 STOP
STS
Santa Rosa Sonoma County
STS
Santa Rosa Sonoma County
American Airlines
 
1 STOP
ONT
Ontario
6 Dec - 12 Dec
$298pp
ONT
Ontario
American Airlines
 
1 STOP
STS
Santa Rosa Sonoma County
STS
Santa Rosa Sonoma County
American Airlines
 
1 STOP
ONT
Ontario
20 Dec - 27 Dec
$308pp
ONT
Ontario
American Airlines
 
1 STOP
STS
Santa Rosa Sonoma County
STS
Santa Rosa Sonoma County
American Airlines
 
1 STOP
ONT
Ontario

One-way flights to Santa Rosa from Ontario

The cheapest one-way flights from Ontario to Santa Rosa
1:00 am - 6:33 am
Alaska Airlines
1 Stop
5h 33m
ONT - STS
Alaska Airlines
9:15 am - 3:15 pm
Alaska Airlines
1 Stop
6h 00m
ONT - STS
Alaska Airlines
1:00 am - 12:13 pm
Alaska Airlines
2 Stops
11h 13m
ONT - STS
Alaska Airlines

Related info for your journey

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

Flight FAQs

From Ontario to Santa Rosa

Are flight prices decreasing from Ontario to Santa Rosa due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Ontario and Santa Rosa for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Ontario to Santa Rosa Sonoma County to control the spread of COVID-19?

New policies can now be found on Alaska Airlines to help keep travelers safe while flying. New policies for travelers booking flights from Ontario to Santa Rosa Sonoma County include masks being provided and required on board, daily cleaning and sanitization, use of HEPA filters, pre-flight testing for antibodies and symptoms, and socially distanced seating (for a limited time). Keep in mind that policies will vary by airline.

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

United Airlines, Alaska 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 $178, but on average you can expect to pay $807.

Are there nonstop flights from Ontario to Santa Rosa for under $200 on Cheapflights?

There are no nonstop flights from Ontario to Santa Rosa, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

What days are nonstop flights available from Ontario to Santa Rosa?

Nonstop flights can be found on the following days: Monday, Tuesday, Wednesday, Thursday, Saturday.

How popular is this flight route?

This flight path from Ontario to Santa Rosa Sonoma County was viewed by 880 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

Does it rain more in Ontario or Santa Rosa?

Expected rainfall in Ontario is same as in Santa Rosa. You can expect this to be the case over the next 4 days.

Is Ontario weather warmer or cooler than Santa Rosa?

Expect the weather to be around 95 °F on average in July. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in Santa Rosa is generally colder than in Ontario.

How long is the flight from Ontario to Santa Rosa?

There are many flights that can get you from Ontario to Santa Rosa in 5h 33m. Fly via Alaska Airlines, American Airlines, or Linear Air Taxi to get the fastest option. This flight may include one or multiple stops.

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

Our cheapest airline available from Ontario to Santa Rosa is American Airlines. Our recent data shows that you can find tickets from as low as $178 on this airline. Additional options worth looking into are Alaska Airlines and Linear Air Taxi, starting at $317 and $2,029 round-trip. American Airlines is 27% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from Ontario to Santa Rosa one-way?

$161 is the cheapest one-way deal found within the past few days, from Alaska Airlines.

Alternative routes for Ontario to Santa Rosa

Destination information for Santa Rosa

Things to know before you go. Useful info for your trip from Ontario to Santa Rosa
Average temperature for November in Santa Rosa
66.2 °F
Avg rainfall for November in Santa Rosa
1.7 ″

Airports servicing Ontario

Airports servicing Santa Rosa

Top 3 airlines 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.

Airline Cheapest Average Flexibility On-time COVID-19 safety
United Airlines
$72 $246 No cancel fee 69%
American Airlines
$153 $261 No cancel fee 71%
Alaska Airlines
$95 $310 No cancel fee 75%
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