Cheap flights from ONT to STS (Ontario Intl. Airport to Sonoma County)

Earn rewards on top of your airline miles with Orbitz Rewards

Many airlines offer flexible change policies

Sign up to receive text alerts about your trip

Cheap Flights from ONT to STS starting at $135 One Way, $177 Round Trip

Prices starting at $177 for return flights and $135 for one-way flights to Sonoma County were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Sep 5 - Sat, Sep 12
ONT
Ontario
STS
Santa Rosa
$177 Roundtrip, found 2 days ago
$177
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Sat, Sep 5 from Ontario to Santa Rosa, returning Sat, Sep 12, priced at $177 found 2 days ago
Fri, Sep 18 - Sun, Sep 20
ONT
Ontario
STS
Santa Rosa
$197 Roundtrip, found 2 days ago
$197
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Fri, Sep 18 from Ontario to Santa Rosa, returning Sun, Sep 20, priced at $197 found 2 days ago
Fri, Nov 6 - Mon, Nov 9
ONT
Ontario
STS
Santa Rosa
$212 Roundtrip, found 5 days ago
$212
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Fri, Nov 6 from Ontario to Santa Rosa, returning Mon, Nov 9, priced at $212 found 5 days ago
Fri, Aug 14 - Sun, Aug 16
ONT
Ontario
STS
Santa Rosa
$225 Roundtrip, found 2 hours ago
$225
Roundtrip
found 2 hours ago
Select Bargain Flight flight, departing Fri, Aug 14 from Ontario to Santa Rosa, returning Sun, Aug 16, priced at $225 found 2 hours ago
Thu, Jul 9 - Mon, Jul 13
ONT
Ontario
STS
Santa Rosa
$227 Roundtrip, found 6 days ago
$227
Roundtrip
found 6 days ago
Select Bargain Flight flight, departing Thu, Jul 9 from Ontario to Santa Rosa, returning Mon, Jul 13, priced at $227 found 6 days ago

Hotel Ideas near Sonoma County

Airport Hotels near Sonoma County

WorldMark Windsor

WorldMark Windsor

3 out of 5
1251 Shilo Rd Windsor CA
Book a 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 ...
9/10 Wonderful! (406 reviews)
"We had an amazing room, more like an apartment 2 bed 2 bath with a in unit washer/dryer and full kitchen! Absolutely perfect for traveling families! Our kids couldn't get enough of the pools and hot tubs! I would stay here again in a second!"

Reviewed on Jun 6, 2026

Get rates
WorldMark Windsor
Hilton Garden Inn Sonoma County Airport

Hilton Garden Inn Sonoma County Airport

3 out of 5
417 Aviation Blvd Santa Rosa CA
$126 nightly
The price is $144 total per night from Jul 5 to Jul 6
$144 total
Jul 5 - Jul 6
Total with taxes and fees
Stay at this hotel in Santa Rosa. Enjoy free WiFi, free parking, and breakfast (surcharge). Our guests praise the helpful staff in our reviews. Popular attractions ...
9.2/10 Wonderful! (1,003 reviews)
"The reception staff were very friendly. They were cheerful and obviously enjoy their work. One even shared some of her banana muffin with me, and we joked a bit and they really helped me to get centered as I’d just come from a sad memorial service."

Reviewed on Jun 8, 2026

Hilton Garden Inn Sonoma County Airport
Vinarosa Resort & Spa

Vinarosa Resort & Spa

4 out of 5
4350 Barnes Road Santa Rosa CA
$350 nightly
The price is $400 total per night from Jun 28 to Jun 29
$400 total
Jun 28 - Jun 29
Total with taxes and fees
Book a stay at this spa hotel in Santa Rosa. Enjoy free WiFi, a full-service spa, and breakfast (surcharge). Our guests praise the helpful staff in our reviews. ...
9.4/10 Exceptional! (875 reviews)
"Amazing hotel with incredible staff!"

Reviewed on Jun 7, 2026

Vinarosa Resort & Spa
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.

Hotels In Santa Rosa

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
$122 nightly
The price is $139 total per night from Jul 6 to Jul 7
$139 total
Jul 6 - Jul 7
Total with taxes and fees
Book a stay at this golf hotel in Windsor. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff in our reviews. ...
9.2/10 Wonderful! (1,365 reviews)
"cable tv didn’t work in the room. phone didn’t work -had to walk down to the reception just to ask simple questions. out of coffee in the room -didn’t have any in the hotel at all walls are so thin you can hear conversations being had in room next door"

Reviewed on Jun 8, 2026

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

Holiday Inn Windsor Wine Country by IHG

3 out of 5
8755 Old Redwood Hwy Windsor CA
$122 nightly
The price is $139 total per night from Jul 6 to Jul 7
$139 total
Jul 6 - Jul 7
Total with taxes and fees
Book a stay at this business-friendly hotel in Windsor. Enjoy free WiFi, free parking, and breakfast (surcharge). Our guests praise the helpful staff and the ...
9/10 Wonderful! (1,067 reviews)
"Room was modern and well kept. Clean and quiet. Gym was modern and all machines worked. Great location, couple blocks from stores and shops"

Reviewed on Jun 8, 2026

Holiday Inn Windsor Wine Country by IHG
WorldMark Windsor

WorldMark Windsor

3 out of 5
1251 Shilo Rd Windsor CA
Book a 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 ...
9/10 Wonderful! (406 reviews)
"We had an amazing room, more like an apartment 2 bed 2 bath with a in unit washer/dryer and full kitchen! Absolutely perfect for traveling families! Our kids couldn't get enough of the pools and hot tubs! I would stay here again in a second!"

Reviewed on Jun 6, 2026

Get rates
WorldMark Windsor
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.

Low Priced Santa Rosa Hotels

Hampton Inn & Suites Windsor - Sonoma Wine Country

Hampton Inn & Suites Windsor - Sonoma Wine Country

2.5 out of 5
8937 Brooks Road South Windsor CA
$139 nightly
The price is $158 total per night from Jul 2 to Jul 3
$158 total
Jul 2 - Jul 3
Total with taxes and fees
Book a stay at this business-friendly hotel in Windsor. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean ...
9.2/10 Wonderful! (1,007 reviews)
"I would strongly advise others to think twice before booking this hotel. Prior to my arrival, I attempted to contact the hotel to let them know I would be arriving late due to wedding-related travel. My calls went unanswered, and I received no response. When I arrived the following day, I was shocked ..."

Reviewed on Jun 7, 2026

Hampton Inn & Suites Windsor - Sonoma Wine Country
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
$122 nightly
The price is $139 total per night from Jul 6 to Jul 7
$139 total
Jul 6 - Jul 7
Total with taxes and fees
Book a stay at this golf hotel in Windsor. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff in our reviews. ...
9.2/10 Wonderful! (1,365 reviews)
"cable tv didn’t work in the room. phone didn’t work -had to walk down to the reception just to ask simple questions. out of coffee in the room -didn’t have any in the hotel at all walls are so thin you can hear conversations being had in room next door"

Reviewed on Jun 8, 2026

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

WorldMark Windsor

3 out of 5
1251 Shilo Rd Windsor CA
Book a 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 ...
9/10 Wonderful! (406 reviews)
"We had an amazing room, more like an apartment 2 bed 2 bath with a in unit washer/dryer and full kitchen! Absolutely perfect for traveling families! Our kids couldn't get enough of the pools and hot tubs! I would stay here again in a second!"

Reviewed on Jun 6, 2026

Get rates
WorldMark Windsor
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.

Family Friendly Hotels in Santa Rosa

Hampton Inn & Suites Windsor - Sonoma Wine Country

Hampton Inn & Suites Windsor - Sonoma Wine Country

2.5 out of 5
8937 Brooks Road South Windsor CA
$139 nightly
The price is $158 total per night from Jul 2 to Jul 3
$158 total
Jul 2 - Jul 3
Total with taxes and fees
Book a stay at this business-friendly hotel in Windsor. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean ...
9.2/10 Wonderful! (1,007 reviews)
"I would strongly advise others to think twice before booking this hotel. Prior to my arrival, I attempted to contact the hotel to let them know I would be arriving late due to wedding-related travel. My calls went unanswered, and I received no response. When I arrived the following day, I was shocked ..."

Reviewed on Jun 7, 2026

Hampton Inn & Suites Windsor - Sonoma Wine Country
WorldMark Windsor

WorldMark Windsor

3 out of 5
1251 Shilo Rd Windsor CA
Book a 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 ...
9/10 Wonderful! (406 reviews)

Families like: Outdoor pools, kitchen, playground, game room

Travelers say...
"We had an amazing room, more like an apartment 2 bed 2 bath with a in unit washer/dryer and full kitchen! Absolutely perfect for traveling families! Our kids couldn't get enough of the pools and hot tubs! I would stay here again in a second!"

Reviewed on Jun 6, 2026

Get rates
WorldMark Windsor
Modern Farmhouse: 2021 remodel, great pool, privacy, 5min to Healdsberg

Modern Farmhouse: 2021 remodel, great pool, privacy, 5min to Healdsberg

Healdsburg CA
Book a stay at this family-friendly farm stay in Windsor. Enjoy private pools, a garden, and laundry facilities. Popular attractions Russian River and Flowers ...
9.6/10 Exceptional! (187 reviews)

Families like: Private pool, kitchen, game room, games and toys

Travelers say...
"Great location and fun outdoor deck for pool and grilling. Modern and clean inside. Nili’s was very responsive. Small bedrooms, but we used them for sleeping!"

Reviewed on May 16, 2026

Get rates
Modern Farmhouse: 2021 remodel, great pool, privacy, 5min to Healdsberg
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.

ONT to STS Route Info

Origin Airport
Destination Airport
Number Of Airlines Serving
Distance
Shortest Flight Departure Time
Shortest Flight Departure Date
ONT Address & GPS
Address:
2900 E. Airport Drive
Ontario CA, 91761
United States
IATA Code:
ONT
Longitude:
-117.601193
Latitude:
34.056001
Time Zone:
America/Los_Angeles
STS Address & GPS
Address:
2200 Airport Boulevard
Santa Rosa CA, 95403
United States
IATA Code:
STS
Longitude:
-122.806704
Latitude:
38.509962
Time Zone:
America/Los_Angeles

Frequently asked questions

Are there non-stop flights from Ontario Airport to Sonoma County Airport?
With no nonstop flights running from Ontario Airport to Sonoma County Airport, your best option is to book with a carrier that offers only one stopover. Accumulate those air miles with Alaska Airlines, American Airlines or United Airlines.
What is the shortest flight from Ontario Airport to Sonoma County Airport (STS)?
Ask for an in-flight wine or two and get cozy in your seat with a riveting movie or novel. With the trip from Los Angeles - Ontario Intl. Airport (ONT) to Sonoma County Airport (STS) taking 4 hours and 10 minutes, you'll have plenty of time to kick back and enjoy the experience.
How many hours flight from Ontario Airport to STS?
Usually, the journey from Ontario Airport to Sonoma County Airport takes 4 hours and 18 minutes. If you want to be as comfortable as possible, think about upgrading your seat using miles or cash.
What airlines have the most flights from ONT to Sonoma County Airport (STS)?
At the moment, there are no airlines that offer direct flights from Los Angeles - Ontario Intl. Airport (ONT) to STS. But there's a silver lining. There are several single or multi-stop options available.

Map To Nearby Hotels

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.

More to Explore