HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Santa Rosa

$162+ Cheap flights from Pennsylvania to Santa Rosa (STS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — STS
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Pennsylvania to Santa Rosa with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Pennsylvania to Santa Rosa

Keep the following information in mind while searching for Pennsylvania to Santa Rosa flight deals. Data was last updated September 16, 2025.

Round-trip from

$304
(Kiwi.com)

One-way from

$162
(Alaska Airlines)

Popular in

December

Cheapest in

February

Average price

$372
From Pennsylvania to Santa Rosa Sonoma County
Search Deals
One-way flight from Pennsylvania to Santa Rosa Sonoma County
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($18 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Pennsylvania to Santa Rosa

Cheapest flights from Pennsylvania to Santa Rosa
Explore the most affordable flight options available from Pennsylvania to Santa Rosa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/86:06 pmEWR - STS
1 stop8h 51mHawaiian Airlines
Sat 11/156:34 pmSTS - EWR
1 stop9h 25mHawaiian Airlines
Deal found 9/14$304
This KAYAK deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/86:06 pmEWR - STS
1 stop8h 51mAlaska Airlines
Sat 11/156:34 pmSTS - EWR
1 stop9h 25mAlaska Airlines
Deal found 9/15$308
This Alaska Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/286:06 pmEWR - STS
1 stop8h 51mAlaska Airlines
Tue 11/46:34 pmSTS - EWR
1 stop9h 25mAlaska Airlines
Deal found 9/14$324
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/811:30 amJFK - STS
1 stop13h 35mHawaiian Airlines
Sat 11/152:22 pmSTS - JFK
1 stop14h 31mHawaiian Airlines
Deal found 9/14$329
This Alaska Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/185:42 pmIAD - STS
1 stop8h 34mAlaska Airlines
Tue 10/286:49 amSTS - IAD
1 stop7h 24mAlaska Airlines
Deal found 9/15$342
This Alaska Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/287:00 amJFK - STS
2 stops17h 46mAlaska Airlines
Tue 11/412:00 pmSTS - JFK
2 stops16h 53mAlaska Airlines
Deal found 9/14$343
This Alaska Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/316:06 pmEWR - STS
1 stop8h 51mAlaska Airlines
Sat 11/16:34 pmSTS - EWR
1 stop9h 25mAlaska Airlines
Deal found 9/14$344
This Alaska Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/157:20 amJFK - STS
1 stop17h 46mAlaska Airlines
Wed 10/226:25 amSTS - JFK
2 stops13h 34mAlaska Airlines
Deal found 9/15$348
This Alaska Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/257:19 amEWR - STS
1 stop9h 17mAlaska Airlines
Tue 11/46:34 pmSTS - EWR
1 stop9h 25mAlaska Airlines
Deal found 9/14$353
This Alaska Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/254:30 pmJFK - STS
1 stop9h 46mAlaska Airlines
Tue 11/412:00 pmSTS - JFK
2 stops16h 53mAlaska Airlines
Deal found 9/14$354
This Alaska Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/287:00 amJFK - STS
2 stops17h 46mAlaska Airlines
Sat 11/12:22 pmSTS - JFK
1 stop14h 58mAlaska Airlines
Deal found 9/14$358
This KAYAK deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/89:30 amJFK - STS
1 stop9h 32mAlaska Airlines
Sat 11/157:46 pmSTS - JFK
1 stop7h 41mAlaska Airlines
Deal found 9/15$359

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pennsylvania to Santa Rosa that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 16, 2025.
Use the filters below to find and compare flights from Pennsylvania to Santa Rosa that are best for you.

Fly from

Pennsylvania

Fly to

Santa Rosa

Route

Depart

Return

Price

NewarkSanta Rosa

EWR - STS

EWRSTS

Newark

Sat 11/8

6:06 pm-11:57 pm

1 stop8h 51m

Santa Rosa Sonoma County

Sat 11/15

6:34 pm-6:59 am

1 stop9h 25m

$308

NewarkSanta Rosa

EWR - STS

EWRSTS

Newark

Fri 10/31

6:06 pm-11:57 pm

1 stop8h 51m

Santa Rosa Sonoma County

Sat 11/1

6:34 pm-6:59 am

1 stop9h 25m

$344

NewarkSanta Rosa

EWR - STS

EWRSTS

Newark

Fri 10/31

6:06 pm-11:57 pm

1 stop8h 51m

Santa Rosa Sonoma County

Tue 11/4

6:34 pm-6:59 am

1 stop9h 25m

$344

NewarkSanta Rosa

EWR - STS

EWRSTS

Newark

Sat 11/8

6:06 pm-11:57 pm

1 stop8h 51m

Santa Rosa Sonoma County

Fri 11/14

8:07 pm-6:59 am

1 stop7h 52m

$344

New YorkSanta Rosa

JFK - STS

JFKSTS

New York John F Kennedy Intl

Wed 10/15

7:20 am-10:06 pm

1 stop17h 46m

Santa Rosa Sonoma County

Wed 10/22

6:25 am-10:59 pm

2 stops13h 34m

$348

NewarkSanta Rosa

EWR - STS

EWRSTS

Newark

Wed 10/29

7:30 am-10:05 pm

1 stop17h 35m

Santa Rosa Sonoma County

Tue 11/4

6:34 pm-6:59 am

1 stop9h 25m

$353

NewarkSanta Rosa

EWR - STS

EWRSTS

Newark

Wed 10/29

7:30 am-10:05 pm

1 stop17h 35m

Santa Rosa Sonoma County

Sat 11/1

6:34 pm-6:59 am

1 stop9h 25m

$353

NewarkSanta Rosa

EWR - STS

EWRSTS

Newark

Sat 10/25

7:19 am-1:36 pm

1 stop9h 17m

Santa Rosa Sonoma County

Sat 11/1

6:34 pm-6:59 am

1 stop9h 25m

$353

NewarkSanta Rosa

EWR - STS

EWRSTS

Newark

Sat 10/25

7:19 am-1:36 pm

1 stop9h 17m

Santa Rosa Sonoma County

Tue 11/4

6:34 pm-6:59 am

1 stop9h 25m

$353

New YorkSanta Rosa

JFK - STS

JFKSTS

New York John F Kennedy Intl

Tue 10/28

9:30 am-4:02 pm

1 stop9h 32m

Santa Rosa Sonoma County

Tue 11/4

6:49 am-10:59 pm

2 stops13h 10m

$354

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Pennsylvania to Santa Rosa

Have a flexible travel schedule? Discover the best time to fly to Santa Rosa from Pennsylvania with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Pennsylvania to Santa Rosa

What is the cheapest month to book a flight from Pennsylvania to Santa Rosa?

Currently, February is the cheapest month in which you can book a flight from Pennsylvania to Santa Rosa (average of $202). Flying from Pennsylvania to Santa Rosa in June is currently the most expensive (average of $395). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Pennsylvania to Santa Rosa. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Santa Rosa from Pennsylvania?

    Santa Rosa Sonoma County (STS), located 7.2 mi from the city center, is the airport you fly into when you book flights from Pennsylvania to Santa Rosa.

  • How long is the flight from Pennsylvania to Santa Rosa?

    Alaska Airlines and American Airlines can get you from Pennsylvania to Santa Rosa in just under 8h 51m. Your travel time can differ by up to 16m. The distance from Pennsylvania to Santa Rosa is about 2559 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Pennsylvania to Santa Rosa one-way?

    To fly one-way, consider booking your trip with Alaska Airlines, which is currently one of the cheapest options available, starting at $178. Hawaiian Airlines flights start at $178 while deals on American Airlines start at $305 one-way.

  • What are the most popular routes from Pennsylvania to Santa Rosa?

    The most popular route from Pennsylvania to Santa Rosa is Washington, D.C. Dulles Intl - Santa Rosa Sonoma County. You may also consider Washington, D.C. Reagan-National - Santa Rosa Sonoma County or Newark - Santa Rosa Sonoma County.

  • Can I find deals for flights from Pennsylvania to Santa Rosa that include hotel bookings?

    Yes. In addition to deals on Pennsylvania to Santa Rosa flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pennsylvania to Santa Rosa?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pennsylvania to Santa Rosa.

  • Can I find deals for business class flights from Pennsylvania to Santa Rosa?

    Yes. Cheapflights offers flight deals from Pennsylvania to Santa Rosa by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Pennsylvania to Santa Rosa?

    Currently, February is the cheapest month in which you can book a flight from Pennsylvania to Santa Rosa (average of $202). Flying from Pennsylvania to Santa Rosa in June is currently the most expensive (average of $395). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Santa Rosa?

Book flights to Santa Rosa if you plan to visit one of these locations
Fort Bragg
Ukiah

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Pennsylvania to Santa Rosa

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Los Angeles flights
John F Kennedy Intl to Las Vegas flights
Dallas/Fort Worth to Las Vegas flights
Newark to Las Vegas flights
Seattle to Las Vegas flights
O'Hare Intl to Las Vegas flights
San Francisco to Las Vegas flights
John F Kennedy Intl to San Francisco flights
Seattle to Los Angeles flights
Newark to Los Angeles flights
Dallas/Fort Worth to Los Angeles flights
Atlanta to Las Vegas flights
San Francisco to Los Angeles flights
Los Angeles to San Francisco flights
Los Angeles to Las Vegas flights
O'Hare Intl to Los Angeles flights
Newark to San Francisco flights
LaGuardia to Los Angeles flights
Denver to Las Vegas flights
Hobby to Las Vegas flights
Boston to Las Vegas flights
Boston to Los Angeles flights
LaGuardia to Las Vegas flights
Santa Ana to Las Vegas flights
Dulles Intl to Los Angeles flights
Reagan-National to Los Angeles flights
Dulles Intl to Las Vegas flights
San Francisco to Santa Ana flights
Seattle to San Diego flights
San Francisco to Ontario flights
Ontario to San Francisco flights
Seattle to Ontario flights
Minneapolis to Las Vegas flights
Dallas/Fort Worth to San Francisco flights
Santa Ana to San Francisco flights
Burbank to Las Vegas flights
Oakland to Las Vegas flights
George Bush Intcntl to Las Vegas flights
John F Kennedy Intl to Ontario flights
O'Hare Intl to San Francisco flights
Los Angeles to San Jose flights
Love Field to Las Vegas flights
Austin to Las Vegas flights
Orlando to Las Vegas flights
Baltimore to Las Vegas flights
San Jose to Las Vegas flights
Boston to San Francisco flights
Philadelphia to Las Vegas flights
Reagan-National to Las Vegas flights
Midway to Las Vegas flights

Top airline flying from Pennsylvania to Santa Rosa

Discover the top airline that operate flights from Pennsylvania to Santa Rosa. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$289Average$720FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.