$305 Cheap Flights from Santa Rosa (STS) to White Plains (HPN)

View $305 flight on Sun, Jan 11, 2026Opens in a new window

Popular airlines from Santa Rosa, CA (STS-Sonoma County) to Westchester County Airport (HPN)

Cheap Flights from Santa Rosa to White Plains (STS-HPN)

Prices were available within the past 7 days and start at $305 for one-way flights and $994 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, Apr 29 - Sun, May 10
STS
Santa Rosa
HPN
White Plains
$994 Roundtrip, found 3 days ago
$994
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Wed, Apr 29 from Santa Rosa to White Plains, returning Sun, May 10, priced at $994 found 3 days ago

Alternative airports near White Plains

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

Select flight to John F. Kennedy Intl. JFK. Cheapest option available. Average driving time to city center is 43 minutes. Flights from $456
JFK
John F. Kennedy Intl.
Cheapest
Average driving time to city center43 min
Flights from $456

Frequently asked questions

How much does a flight from Sonoma County Airport (STS) to Westchester County Airport (HPN) cost?
Lock in a cheap one-way flight from $305 or cheap return flight from $994 from Sonoma County Airport (STS) to Westchester County Airport (HPN) 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 Sonoma County Airport (STS) to Westchester County Airport (HPN)?
Traveling in April is a great way to save, as it's the cheapest month for flights between STS and HPN. You'll often find the lowest prices during off-peak months.
What is the cheapest airline that flies from Sonoma County Airport (STS) to Westchester County Airport (HPN)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll take you from STS to HPN. Then, sort your results by "Price (lowest to highest)" to pick up a great deal.
How many flights per day from Sonoma County Airport (STS) to Westchester County Airport (HPN)?
Nonstop flights from Sonoma County Airport (STS) to Westchester County Airport (HPN) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from STS to HPN?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can change based on various factors, such as the airline 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 Sonoma County Airport (STS) to Westchester County Airport (HPN)?
Opt for a flight from Sonoma County Airport (STS) to Westchester County Airport (HPN) that takes off before 3 PM to reduce the risk of cancellations. Departures after this hour are on average 22% more likely to be canceled.**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 Sonoma County Airport (STS) to Westchester County Airport (HPN) last-minute?
Booking your plane ticket from STS to HPN right before your journey is usually more expensive. However, if there's some wiggle room with your itinerary, you could bag a cheap last-minute fare.
Is it cheaper to book a STS to HPN flight and hotel package?
Opting for a STS to HPN flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Select from our wide range of hotels and then add flights, car rentals and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Sonoma County Airport (STS) to Westchester County Airport (HPN)?
Typically, it's possible to reschedule or cancel your STS to HPN flight. However, for bookings 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 if any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Sonoma County
Destination airport
Westchester County
Roundtrip price
$994
Distance
2578 mi

Book with confidence

Santa Rosa to White Plains Flights

The cheapest times to fly from Santa Rosa to White Plains

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 Santa Rosa to White Plains are during the month of April. You can find some of the cheapest flights from Santa Rosa to White Plains with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Santa Rosa to White Plains

Sunday is one of the best days to book for cheap flights from Santa Rosa to White Plains: 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 Santa Rosa to White Plains

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 Santa Rosa to White Plains in 2025. You can also book with separate airlines for your outbound and return journeys, from $305 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 Santa Rosa to White Plains 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 Santa Rosa to White Plains 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.

 

Santa Rosa to White Plains Flights

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*Available to One Key members.