Flights from Ontario (ONT) to Santa Rosa (STS)

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Cheapest Flights from Ontario (ONT) to Santa Rosa (STS)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Alaska Airlines
Alaska Airlines

Ontario to Santa Rosa Flight Information

Find the Cheapest Flights from Ontario (ONT) to Santa Rosa (STS)

Work hard, travel harder! Wotif brings you the cheapest Ontario to Santa Rosa flights, making it possible to have a five star holiday without that five star price tag. Browse and compare our top ONT to STS routes and airport options. So, go ahead and treat yourself, your sweetheart, or the kids to an unforgettable holiday this year.

to Information

Traveling From
Los Angeles - Ontario Intl.
Origin Airport
Origin Airport IATA Code
ONT
Traveling To
Sonoma County
Destination Airport
Destination Airport IATA Code
STS
Number of Airlines Serving
Average Flight Time
hours mins
Direct Flight Time
hours mins
Flight Price
NZ$209
Address:
2200 Airport Boulevard
Santa Rosa CA, 95403
United States
IATA code:
STS
Longitude:
-122.806704
Latitude:
38.509962
Time zone:
America/Los_Angeles
Address:
2900 E. Airport Drive
Ontario CA, 91761
United States
IATA code:
ONT
Longitude:
-117.601193
Latitude:
34.056001
Time zone:
America/Los_Angeles

Ontario to Santa Rosa Flight Deals from NZ$209

Considering a quick trip to Santa Rosa, but not sure which is the best route for you? Well, you’re in luck! Wotif has done the hard work, so all you need to do is check out these flights from ONT to STS. With heaps of cheap fares from Ontario, we guarantee you’ll be arriving to your holiday destination in style without emptying your bank account in the process.

It’s easy to book flights to Santa Rosa from Ontario  

For a huge choice of flights, simply enter your travel dates and hit search and we’ll hunt out fantastic deals on one-way, return and multi-city airfares to Santa Rosa from Ontario from 3 different airlines. If you click the ‘direct flights’ box, you see flights that’ll get you to Santa Rosa in just hour(s) and mins, too.   

Snap up great deals on flights to Santa Rosa from Ontario 

Choose from flights a day on average, with prices starting at NZ$209 and rising to NZ$299 depending on the cabin class, travel dates, and airline carrier. And if you’re up for a last-minute getaway, you can get great deals on flights from Ontario to Santa Rosa today!  

Find cheap airfares to Santa Rosa from Ontario 

Here are our insider tips for bagging a flight bargain: 

  • Look for midweek flights and late night, early morning arrival and departure times
  • Check out other airports near Ontario and Santa Rosa
  • Avoid peak season (prices tend to be lower in March)
  • Be flexible with your travel dates and you can usually get cheaper options  

Reasons to book your flights to Santa Rosa from Ontario with Wotif

Wotif is a super-easy way to find the best flight for you to Santa Rosa. Get more bang for your buck on flight and hotel or car rental combos and download the free Wotif app to tap into exclusive deals. Book now with Wotif and have a great flight!

 

Great places to stay after flight from Ontario to Santa Rosa

Hilton Garden Inn Sonoma County Airport

Hilton Garden Inn Sonoma County Airport

3 out of 5
417 Aviation Blvd Santa Rosa CA
The price is NZ$225 per night from 14 Jan to 15 Jan
NZ$225
14 Jan - 15 Jan
includes taxes & fees
Stay at this hotel in Santa Rosa. Enjoy free Wi-Fi, free parking and breakfast (surcharge). Our guests praise the helpful staff in their reviews. Popular attractions ...
9/10 Wonderful! (1,003 reviews)
Clean room; everything in working order. Front desk sensitive to our desires to be away from the indoor pool. Housekeeping very accommodating to special requests.

Reviewed on 1 Jan 2026

Hilton Garden Inn Sonoma County Airport
WorldMark Windsor

WorldMark Windsor

3 out of 5
1251 Shilo Rd Windsor CA
Stay at this spa hotel in Windsor. Enjoy free parking, 2 outdoor pools and a full-service spa. Our guests praise the helpful staff and the property condition ...
8.8/10 Excellent! (358 reviews)
Everything was wonderful. The staff, amenities, and room were top notch!!!

Reviewed on 16 Dec 2025

WorldMark Windsor
Holiday Inn Express® Windsor Sonoma Wine Country by IHG

Holiday Inn Express® Windsor Sonoma Wine Country by IHG

2.5 out of 5
8865 Conde Lane Windsor CA
The price is NZ$199 per night from 11 Jan to 12 Jan
NZ$199
11 Jan - 12 Jan
includes taxes & fees
Stay at this golf hotel in Windsor. Enjoy free breakfast, free Wi-Fi and free parking. Our guests praise the breakfast and the helpful staff in their reviews. ...
9.2/10 Wonderful! (1,280 reviews)
Staff very helpful. Nice room very clean. Easy in and out

Reviewed on 1 Jan 2026

Holiday Inn Express® Windsor Sonoma Wine Country by IHG
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

^Savings based on all package bookings made with Flight + Hotel on Wotif.co.nz from , as compared to the price of the same components booked separately. Savings will vary based on origin/destination, length of trip, stay dates and selected travel supplier(s). Savings not available on all packages.