
$99 Cheap flights from Ontario Intl. Airport to Sonoma County (ONT to STS)
Wander Wisely with exceptional service, 24/7 supportOpens in a new window
Feel at ease with free flight cancellations within 24 hours of booking
Change your flight without a fee on select flights
Find The Best Dates To Fly from Ontario Intl. Airport to Sonoma County
Compare Flight Prices from Ontario Intl. Airport to Santa Rosa
Affordable Airfare Tickets from ONT to STS Airport
The cheapest flights to Sonoma County found within the past 7 days were $202 round trip and $99 one way. Prices and availability subject to change. Additional terms may apply.
Sonoma County flight + hotel packages - economy flights





Flight information from Ontario Intl. Airport to Santa Rosa
Traveling From | Ontario Intl. Airport |
|---|---|
Traveling To | Sonoma County |
Shortest Flight Time | hours mins |
Earliest Departure Time | |
Latest Departure Time | |
Lowest Flight Price | $202 |
Route Info
Flight path for flights from LA/Ontario International Airport to Sonoma County Airport.
Discover our best flights from Ontario Intl. Airport ONT to Santa Rosa STS.
With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times.
Find our best return flights from Ontario Intl. Airport ONT to Santa Rosa STS at the right price
Airfares to Santa Rosa STS from Ontario Intl. Airport ONT currently cost between $202 and $247. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply.
Book one-way flights from Ontario Intl. Airport ONT to Santa Rosa STS
If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Ontario Intl. Airport ONT to Santa Rosa STS on Travelocity starting at $99. Prices and availability subject to change. Additional terms may apply.


