$207 Cheap Flights from New York (LGA) to Santa Rosa (STS)

View $207 flight on Wed, Nov 19, 2025Opens in a new window

Popular airlines from LaGuardia Airport (LGA) to Santa Rosa, CA (STS-Sonoma County)

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Cheap Flights from New York to Santa Rosa (LGA-STS)

Prices were available within the past 7 days and start at $207 for one-way flights and $509 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Mon, May 11 - Thu, May 14
LGA
New York
STS
Santa Rosa
$509 Roundtrip, just found
$509
Roundtrip
just found
Select Southwest Airlines flight, departing Mon, May 11 from New York to Santa Rosa, returning Thu, May 14, priced at $509 just found
Southwest Airlines
Mon, May 11 - Thu, May 14
LGA
New York
STS
Santa Rosa
$514 Roundtrip, just found
$514
Roundtrip
just found
Select Southwest Airlines flight, departing Mon, May 11 from New York to Santa Rosa, returning Thu, May 14, priced at $514 just found
Southwest Airlines
Mon, May 11 - Thu, May 14
LGA
New York
STS
Santa Rosa
$520 Roundtrip, just found
$520
Roundtrip
just found
Select Southwest Airlines flight, departing Mon, May 11 from New York to Santa Rosa, returning Thu, May 14, priced at $520 just found
Southwest Airlines
Mon, May 11 - Thu, May 14
LGA
New York
STS
Santa Rosa
$527 Roundtrip, just found
$527
Roundtrip
just found
Select Southwest Airlines flight, departing Mon, May 11 from New York to Santa Rosa, returning Thu, May 14, priced at $527 just found
Southwest Airlines
Thu, Apr 23 - Sun, Apr 26
LGA
New York
STS
Santa Rosa
$529 Roundtrip, found 5 days ago
$529
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Thu, Apr 23 from New York to Santa Rosa, returning Sun, Apr 26, priced at $529 found 5 days ago
Southwest Airlines
Mon, May 11 - Thu, May 14
LGA
New York
STS
Santa Rosa
$532 Roundtrip, just found
$532
Roundtrip
just found
Select Southwest Airlines flight, departing Mon, May 11 from New York to Santa Rosa, returning Thu, May 14, priced at $532 just found
Southwest Airlines
Thu, Apr 23 - Sun, Apr 26
LGA
New York
STS
Santa Rosa
$534 Roundtrip, found 5 days ago
$534
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Thu, Apr 23 from New York to Santa Rosa, returning Sun, Apr 26, priced at $534 found 5 days ago
Southwest Airlines
Mon, May 11 - Thu, May 14
LGA
New York
STS
Santa Rosa
$538 Roundtrip, just found
$538
Roundtrip
just found
Select Southwest Airlines flight, departing Mon, May 11 from New York to Santa Rosa, returning Thu, May 14, priced at $538 just found
American Airlines
Fri, Mar 6 - Tue, Mar 10
LGA
New York
STS
Santa Rosa
$557 Roundtrip, found 1 day ago
$557
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Mar 6 from New York to Santa Rosa, returning Tue, Mar 10, priced at $557 found 1 day ago
Alaska Airlines
Fri, Mar 6 - Tue, Mar 10
LGA
New York
STS
Santa Rosa
$583 Roundtrip, found 1 day ago
$583
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Fri, Mar 6 from New York to Santa Rosa, returning Tue, Mar 10, priced at $583 found 1 day ago

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 $774
STS
Sonoma County
CheapestClosest
Average driving time to city center10 min
Flights from $774

Frequently asked questions

How much does a flight from LaGuardia Airport (LGA) to Sonoma County Airport (STS) cost?
Snag a cheap one-way flight from $207 or cheap return flight from $509 from LaGuardia Airport (LGA) 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 LaGuardia Airport (LGA) to Sonoma County Airport (STS)?
Planning your getaway for May is a great way to save, as it's the cheapest month for flights between LGA and STS. You'll usually find the lowest fares during off-peak months.
What is the cheapest airline that flies from LaGuardia Airport (LGA) to Sonoma County Airport (STS)?
To find the cheapest airline flying from LGA to STS, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from LaGuardia Airport (LGA) to Sonoma County Airport (STS)?
Nonstop flights from LaGuardia Airport (LGA) to Sonoma County Airport (STS) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from LGA to STS?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from LaGuardia Airport (LGA) to Sonoma County Airport (STS)?
To arrive at Sonoma County Airport (STS) without delays, opt for a flight that leaves LaGuardia Airport (LGA) before 3 PM. The likelihood 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.
Is it cheaper to buy a plane ticket from LaGuardia Airport (LGA) to Sonoma County Airport (STS) last-minute?
Holding off until right before your break to book a ticket from LGA to STS often results in higher prices. While you may find some last-minute offers, there's no guarantee. Keep your travel schedule open for the best chance of getting a bargain.
Is it cheaper to book a LGA to STS flight and hotel package?
Compared with arranging flights and hotels separately, booking a LGA to STS flight and hotel package with Expedia could result in significant savings. What's more, having everything in one convenient place will take the hassle out of travel planning. Simply secure your flights and choose from our extensive range of stays, then customize your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from LaGuardia Airport (LGA) to Sonoma County Airport (STS)?
It's generally possible to cancel or reschedule your LGA to STS flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
LaGuardia
Destination airport
Sonoma County
Airlines serving
American Airlines
Roundtrip price
$509
Distance
2574 mi

Book with confidence

New York to Santa Rosa Flights

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

 

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

Sunday is one of the best days to book for cheap flights from New York 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 York 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 York to Santa Rosa in 2025. You can also book with separate airlines for your outbound and return journeys, from $207 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 York 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 York 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.

 

New York to Santa Rosa Flights

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*Available to One Key members.