$194 Cheap Flights from New Orleans (MSY) to Santa Rosa (STS)

View $194 flight on Sat, Dec 13, 2025Opens in a new window

Popular airlines from Louis Armstrong New Orleans Intl. Airport (MSY) to Santa Rosa, CA (STS-Sonoma County)

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Cheap Flights from New Orleans to Santa Rosa (MSY-STS)

Prices were available within the past 7 days and start at $194 for one-way flights and $321 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Thu, Jan 22 - Thu, Jan 29
MSY
New Orleans
STS
Santa Rosa
$321 Roundtrip, found 2 hours ago
$321
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Thu, Jan 22 from New Orleans to Santa Rosa, returning Thu, Jan 29, priced at $321 found 2 hours ago
Alaska Airlines
Thu, Jan 22 - Thu, Jan 29
MSY
New Orleans
STS
Santa Rosa
$324 Roundtrip, found 2 hours ago
$324
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Thu, Jan 22 from New Orleans to Santa Rosa, returning Thu, Jan 29, priced at $324 found 2 hours ago
Alaska Airlines
Thu, Jan 22 - Thu, Jan 29
MSY
New Orleans
STS
Santa Rosa
$340 Roundtrip, found 2 hours ago
$340
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Thu, Jan 22 from New Orleans to Santa Rosa, returning Thu, Jan 29, priced at $340 found 2 hours ago
Alaska Airlines
Thu, Jan 22 - Thu, Jan 29
MSY
New Orleans
STS
Santa Rosa
$346 Roundtrip, found 2 hours ago
$346
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Thu, Jan 22 from New Orleans to Santa Rosa, returning Thu, Jan 29, priced at $346 found 2 hours ago
Alaska Airlines
Thu, Jan 22 - Thu, Jan 29
MSY
New Orleans
STS
Santa Rosa
$348 Roundtrip, found 2 hours ago
$348
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Thu, Jan 22 from New Orleans to Santa Rosa, returning Thu, Jan 29, priced at $348 found 2 hours ago
Hawaiian Airlines
Mon, Jan 12 - Tue, Jan 27
MSY
New Orleans
STS
Santa Rosa
$352 Roundtrip, found 2 days ago
$352
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Mon, Jan 12 from New Orleans to Santa Rosa, returning Tue, Jan 27, priced at $352 found 2 days ago
Alaska Airlines
Thu, Jan 22 - Thu, Jan 29
MSY
New Orleans
STS
Santa Rosa
$361 Roundtrip, found 2 hours ago
$361
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Thu, Jan 22 from New Orleans to Santa Rosa, returning Thu, Jan 29, priced at $361 found 2 hours ago
Alaska Airlines
Thu, Jan 15 - Mon, Jan 19
MSY
New Orleans
STS
Santa Rosa
$362 Roundtrip, found 1 day ago
$362
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Thu, Jan 15 from New Orleans to Santa Rosa, returning Mon, Jan 19, priced at $362 found 1 day ago
Alaska Airlines
Thu, Jan 22 - Thu, Jan 29
MSY
New Orleans
STS
Santa Rosa
$364 Roundtrip, found 2 hours ago
$364
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Thu, Jan 22 from New Orleans to Santa Rosa, returning Thu, Jan 29, priced at $364 found 2 hours ago
American Airlines
Tue, Jan 6 - Wed, Jan 21
MSY
New Orleans
STS
Santa Rosa
$484 Roundtrip, found 2 days ago
$484
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Jan 6 from New Orleans to Santa Rosa, returning Wed, Jan 21, priced at $484 found 2 days ago

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Find the cheapest month to fly from New Orleans (MSY) to Santa Rosa (STS)

August is typically the cheapest month to fly

From $331 - $741 per traveler.

Alternative airports near Santa Rosa

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Sonoma County STS. Cheapest and Closest option available. Average driving time to city center is 10 minutes. Flights from $611
STS
Sonoma County
CheapestClosest
Average driving time to city center10 min
Flights from $611
Flights from New Orleans (MSY) to Santa Rosa (STS)
Origin airport
Louis Armstrong New Orleans Intl.
Destination airport
Sonoma County
Airlines serving
Alaska Airlines
Roundtrip price
$320
Distance
1938 mi

New Orleans to Santa Rosa Flights

The cheapest times to fly from New Orleans 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 New Orleans to Santa Rosa are during the month of January. You can find some of the cheapest flights from New Orleans to Santa Rosa with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from New Orleans to Santa Rosa

Sunday is one of the best days to book for cheap flights from New Orleans 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 New Orleans 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 New Orleans to Santa Rosa in 2026. You can also book with separate airlines for your outbound and return journeys, from $194 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 New Orleans 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 New Orleans 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 Louis Armstrong New Orleans Intl. Airport (MSY) to Sonoma County Airport (STS) cost?
Snag a cheap one-way flight from $194 or cheap return flight from $321 from Louis Armstrong New Orleans Intl. Airport (MSY) to Sonoma County Airport (STS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Louis Armstrong New Orleans Intl. Airport (MSY) to Sonoma County Airport (STS)?
Planning your trip for January can help you save, as it's the cheapest month for flights between MSY and STS. You'll typically find the lowest fares during the off-season.
What is the cheapest airline that flies from Louis Armstrong New Orleans Intl. Airport (MSY) to Sonoma County Airport (STS)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll take you from MSY to STS. Then, sort your results by "Price (lowest to highest)" to score a good deal.
How many flights per day from Louis Armstrong New Orleans Intl. Airport (MSY) to Sonoma County Airport (STS)?
You'll have to catch a flight with a layover if you're traveling from Louis Armstrong New Orleans Intl. Airport (MSY) to Sonoma County Airport (STS). There are no daily direct flights on this route. However, just filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from MSY to STS?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can change based on a range of factors, such as the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Louis Armstrong New Orleans Intl. Airport (MSY) to Sonoma County Airport (STS)?
To reach Sonoma County Airport (STS) on schedule, book a flight that leaves Louis Armstrong New Orleans Intl. Airport (MSY) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Louis Armstrong New Orleans Intl. Airport (MSY)?
If you're boarding a direct flight from Louis Armstrong New Orleans Intl. Airport (MSY) to Santa Rosa, San Francisco Intl. Airport (SFO) is the only airport you can land at.
Is it cheaper to buy a plane ticket from Louis Armstrong New Orleans Intl. Airport (MSY) to Sonoma County Airport (STS) last-minute?
Booking your ticket from MSY to STS just before your journey is typically more expensive. However, if there's some wiggle room with your departure times and dates, you could land a cheap last-minute fare.
Is it cheaper to book a MSY to STS flight and hotel package?
You'll generally save money by booking a MSY to STS flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. Once you've selected your ideal accommodations and flights, you can add extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Louis Armstrong New Orleans Intl. Airport (MSY) to Sonoma County Airport (STS)?
If you reserved your MSY to STS flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more details.

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*Available to One Key members.