$161 Cheap Flights from Monterey (MRY) to Santa Rosa (STS)

View $161 flight on Wed, Sep 24, 2025Opens in a new window

Popular airlines from Monterey Peninsula Airport (MRY) to Santa Rosa, CA (STS-Sonoma County)

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Cheap Flights from Monterey to Santa Rosa (MRY-STS)

Prices were available within the past 7 days and start at $161 for one-way flights and $242 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, Nov 19 - Sat, Dec 6
MRY
Monterey
STS
Santa Rosa
$242 Roundtrip, found 4 days ago
$242
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Wed, Nov 19 from Monterey to Santa Rosa, returning Sat, Dec 6, priced at $242 found 4 days ago
Hawaiian Airlines
Wed, Oct 15 - Sat, Oct 18
MRY
Monterey
STS
Santa Rosa
$242 Roundtrip, found 2 days ago
$242
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Wed, Oct 15 from Monterey to Santa Rosa, returning Sat, Oct 18, priced at $242 found 2 days ago
Hawaiian Airlines
Wed, Aug 27 - Wed, Sep 3
MRY
Monterey
STS
Santa Rosa
$248 Roundtrip, found 10 hours ago
$248
Roundtrip
found 10 hours ago
Select Hawaiian Airlines flight, departing Wed, Aug 27 from Monterey to Santa Rosa, returning Wed, Sep 3, priced at $248 found 10 hours ago
Hawaiian Airlines
Mon, Nov 3 - Sat, Nov 15
MRY
Monterey
STS
Santa Rosa
$252 Roundtrip, found 4 days ago
$252
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Mon, Nov 3 from Monterey to Santa Rosa, returning Sat, Nov 15, priced at $252 found 4 days ago
Hawaiian Airlines
Sat, Oct 18 - Tue, Oct 21
MRY
Monterey
STS
Santa Rosa
$262 Roundtrip, found 2 days ago
$262
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Sat, Oct 18 from Monterey to Santa Rosa, returning Tue, Oct 21, priced at $262 found 2 days ago
Hawaiian Airlines
Thu, Oct 30 - Sat, Nov 15
MRY
Monterey
STS
Santa Rosa
$272 Roundtrip, found 4 days ago
$272
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Thu, Oct 30 from Monterey to Santa Rosa, returning Sat, Nov 15, priced at $272 found 4 days ago
Alaska Airlines
Thu, Nov 20 - Thu, Dec 11
MRY
Monterey
STS
Santa Rosa
$282 Roundtrip, found 4 days ago
$282
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, Nov 20 from Monterey to Santa Rosa, returning Thu, Dec 11, priced at $282 found 4 days ago
Hawaiian Airlines
Sat, Sep 6 - Wed, Sep 17
MRY
Monterey
STS
Santa Rosa
$287 Roundtrip, found 5 days ago
$287
Roundtrip
found 5 days ago
Select Hawaiian Airlines flight, departing Sat, Sep 6 from Monterey to Santa Rosa, returning Wed, Sep 17, priced at $287 found 5 days ago
Hawaiian Airlines
Sat, Oct 18 - Mon, Oct 20
MRY
Monterey
STS
Santa Rosa
$292 Roundtrip, found 2 days ago
$292
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Sat, Oct 18 from Monterey to Santa Rosa, returning Mon, Oct 20, priced at $292 found 2 days ago
American Airlines
Thu, Oct 16 - Sun, Oct 19
MRY
Monterey
STS
Santa Rosa
$839 Roundtrip, found 2 days ago
$839
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Oct 16 from Monterey to Santa Rosa, returning Sun, Oct 19, priced at $839 found 2 days ago
Flights from Monterey (MRY) to Santa Rosa (STS)
Origin airport
Monterey Peninsula
Destination airport
Sonoma County
Airlines serving
Alaska Airlines, American Airlines, Hawaiian Airlines
Roundtrip price
$242
Distance
142 mi

Monterey to Santa Rosa Flights

The cheapest times to fly from Monterey to Santa Rosa

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Monterey to Santa Rosa are during the month of November. You can find some of the cheapest flights from Monterey to Santa Rosa with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Monterey to Santa Rosa

Sunday is one of the best days to book for cheap flights from Monterey to Santa Rosa: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Monterey to Santa Rosa

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Monterey to Santa Rosa in 2025. You can also book with separate airlines for your outbound and return journeys, from $161 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Monterey to Santa Rosa flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Monterey to Santa Rosa airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Monterey Peninsula Airport (MRY) to Sonoma County Airport (STS) cost?
Secure a cheap one-way flight from $161 or cheap return flight from $242 from Monterey Peninsula Airport (MRY) to Sonoma County Airport (STS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Monterey Peninsula Airport (MRY) to Sonoma County Airport (STS)?
The cheapest month to fly from MRY to STS is November, when there's less demand. Off-peak months are usually when airlines offer better prices between these airports.
What is the cheapest airline that flies from Monterey Peninsula Airport (MRY) to Sonoma County Airport (STS)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll fly you from MRY to STS. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from Monterey Peninsula Airport (MRY) to Sonoma County Airport (STS)?
Direct flights from Monterey Peninsula Airport (MRY) to Sonoma County Airport (STS) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from MRY to STS?
Usually you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* But this can vary depending on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Monterey Peninsula Airport (MRY) to Sonoma County Airport (STS)?
To touch down at Sonoma County Airport (STS) without delays, pick a flight that takes off from Monterey Peninsula Airport (MRY) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Santa Rosa from Monterey Peninsula Airport (MRY)?
Check out your flight options from Monterey Peninsula Airport (MRY) to San Francisco Intl. Airport (SFO). This is the only airport in Santa Rosa you can jet into if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Monterey Peninsula Airport (MRY) to Sonoma County Airport (STS) last-minute?
Holding off until just before your trip to book a flight from MRY to STS generally means paying more. Although you may find some last-minute deals, they're not always guaranteed. Keep your travel plans flexible for a better chance of getting a bargain.
Is it cheaper to book a MRY to STS flight and hotel package?
Booking a MRY to STS flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Choose from our wide range of accommodations and then add activities, car rentals and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Monterey Peninsula Airport (MRY) to Sonoma County Airport (STS)?
Generally, it's possible to cancel or reschedule your MRY to STS flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find further details on our Customer Service portal.

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*Available to One Key members.