$281 Cheap Flights from New York (LGA) to Santa Rosa (STS)

View $281 flight on Wed, May 28, 2025Opens in a new window

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

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Find available prices by choosing your travel dates.

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

Prices were available within the past 7 days and start at $281 for one-way flights and $566 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, May 28 - Sat, May 31
LGA
New York
STS
Santa Rosa
$566 Roundtrip, found 3 days ago
$566
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, May 28 from New York to Santa Rosa, returning Sat, May 31, priced at $566 found 3 days ago
American Airlines
Wed, May 28 - Sat, May 31
LGA
New York
STS
Santa Rosa
$606 Roundtrip, found 3 days ago
$606
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, May 28 from New York to Santa Rosa, returning Sat, May 31, priced at $606 found 3 days ago
American Airlines
Wed, May 28 - Mon, Jun 2
LGA
New York
STS
Santa Rosa
$626 Roundtrip, found 1 hour ago
$626
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Wed, May 28 from New York to Santa Rosa, returning Mon, Jun 2, priced at $626 found 1 hour ago
Alaska Airlines
Wed, May 28 - Sat, May 31
LGA
New York
STS
Santa Rosa
$626 Roundtrip, found 3 days ago
$626
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Wed, May 28 from New York to Santa Rosa, returning Sat, May 31, priced at $626 found 3 days ago
American Airlines
Wed, May 21 - Sat, May 31
LGA
New York
STS
Santa Rosa
$646 Roundtrip, found 3 days ago
$646
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, May 21 from New York to Santa Rosa, returning Sat, May 31, priced at $646 found 3 days ago
American Airlines
Mon, Jul 14 - Sat, Jul 19
LGA
New York
STS
Santa Rosa
$648 Roundtrip, found 6 hours ago
$648
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Mon, Jul 14 from New York to Santa Rosa, returning Sat, Jul 19, priced at $648 found 6 hours ago
American Airlines
Tue, May 27 - Tue, Jun 3
LGA
New York
STS
Santa Rosa
$651 Roundtrip, found 1 day ago
$651
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, May 27 from New York to Santa Rosa, returning Tue, Jun 3, priced at $651 found 1 day ago
American Airlines
Sat, Aug 2 - Wed, Aug 6
LGA
New York
STS
Santa Rosa
$653 Roundtrip, found 2 days ago
$653
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Aug 2 from New York to Santa Rosa, returning Wed, Aug 6, priced at $653 found 2 days ago
American Airlines
Sat, Aug 2 - Wed, Aug 6
LGA
New York
STS
Santa Rosa
$656 Roundtrip, found 2 days ago
$656
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Aug 2 from New York to Santa Rosa, returning Wed, Aug 6, priced at $656 found 2 days ago
American Airlines
Mon, Jul 14 - Sat, Jul 19
LGA
New York
STS
Santa Rosa
$658 Roundtrip, found 6 hours ago
$658
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Mon, Jul 14 from New York to Santa Rosa, returning Sat, Jul 19, priced at $658 found 6 hours ago
Flights from New York (LGA) to Santa Rosa (STS)
Origin airport
LaGuardia
Destination airport
Sonoma County
Airlines serving
American Airlines
Roundtrip price
$566
Distance
2574 mi

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 $281 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.

 

Frequently asked questions

How much does a flight from LaGuardia Airport (LGA) to Sonoma County Airport (STS) cost?
Discover the latest flight deals from LGA to STS by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from LGA to STS?
The cheapest flights from LGA to STS are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from LGA to STS?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from LGA to STS. Sort your results by “Price (lowest to highest)” to snap up a great deal.
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.

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*Available to One Key members.