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Santa Rosa

$147+ 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 5/24. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — STS
Apr 27 — May 41
Sun 4/27
Sun 5/4
1 adult, Economy
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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 April 22, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$345
(Alaska Airlines)

One-way from

$147
(Alaska Airlines)

Popular in

June

Cheapest in

September

Average price

$409
Provider with most accurate pricing for Philadelphia-San Francisco flight deals.
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Provider most trusted by Cheapflights users for Philadelphia-San Francisco flights.
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From Pennsylvania to Santa Rosa Sonoma County
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One-way flight from Pennsylvania to Santa Rosa Sonoma County
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Highest demand for flights based on searches. 7% potential increase in price ($34 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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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 April 22, 2025.

This Alaska Airlines deal was found by Cheapflights users on 4/21. 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 5/144:30 pmEWR - STS
1 stop10h 09mAlaska Airlines
Sat 5/246:40 pmSTS - EWR
1 stop9h 19mAlaska Airlines
Deal found 4/21$294
This Alaska Airlines deal was found by Cheapflights users on 4/22. 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 5/68:59 amDCA - STS
2 stops34h 45mAlaska Airlines
Tue 6/107:00 amSTS - DCA
1 stop10h 59mAlaska Airlines
Deal found 4/22$345
This Alaska Airlines deal was found by Cheapflights users on 4/21. 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 5/245:14 pmIAD - STS
1 stop9h 39mAlaska Airlines
Wed 5/282:11 pmSTS - IAD
2 stops14h 25mAlaska Airlines
Deal found 4/21$349
This Alaska Airlines deal was found by Cheapflights users on 4/21. 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 5/74:32 pmJFK - STS
1 stop10h 07mAlaska Airlines
Wed 5/146:00 amSTS - JFK
1 stop22h 00mAlaska Airlines
Deal found 4/21$390
This Alaska Airlines deal was found by Cheapflights users on 4/21. 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 5/248:05 amPIT - STS
1 stop8h 20mAlaska Airlines
Wed 6/48:01 pmSTS - PIT
1 stop7h 44mAlaska Airlines
Deal found 4/21$432
This Hawaiian Airlines deal was found by Cheapflights users on 4/22. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/165:00 pmIAD - STS
1 stop9h 45mHawaiian Airlines
Sat 9/206:00 amSTS - IAD
1 stop10h 07mHawaiian Airlines
Deal found 4/22$448
This American Airlines deal was found by Cheapflights users on 4/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/167:00 amJFK - STS
1 stop8h 23mAmerican Airlines
Sat 7/194:16 pmSTS - JFK
1 stop10h 14mAmerican Airlines
Deal found 4/21$529
This American Airlines deal was found by Cheapflights users on 4/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/149:30 amPHL - STS
1 stop9h 11mAmerican Airlines
Sat 5/1712:46 pmSTS - PHL
1 stop8h 08mAmerican Airlines
Deal found 4/22$529
This American Airlines deal was found by Cheapflights users on 4/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/15:30 amEWR - STS
1 stop9h 20mAmerican Airlines
Wed 7/94:16 pmSTS - EWR
1 stop10h 15mAmerican Airlines
Deal found 4/21$531
This Alaska Airlines deal was found by Cheapflights users on 4/22. 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 5/77:04 amPHL - STS
2 stops17h 29mAlaska Airlines
Mon 5/127:28 pmSTS - PHL
2 stops31h 16mAlaska Airlines
Deal found 4/22$540
This American Airlines deal was found by Cheapflights users on 4/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2210:20 amDCA - STS
1 stop8h 21mAmerican Airlines
Tue 5/2712:24 pmSTS - DCA
1 stop9h 22mAmerican Airlines
Deal found 4/22$604
This American Airlines deal was found by Cheapflights users on 4/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/166:30 amLGA - STS
1 stop8h 10mAmerican Airlines
Sat 7/1912:29 pmSTS - LGA
1 stop8h 06mAmerican Airlines
Deal found 4/21$651

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 April 22, 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

Wed 5/14

4:30 pm-11:39 pm

1 stop10h 09m

Santa Rosa Sonoma County

Sat 5/24

6:40 pm-6:59 am

1 stop9h 19m

$294

Washington, D.C.Santa Rosa

DCA - STS

DCASTS

Washington, D.C. Reagan-National

Tue 5/6

8:59 am-4:44 pm

2 stops34h 45m

Santa Rosa Sonoma County

Tue 6/10

7:00 am-8:59 pm

1 stop10h 59m

$345

Washington, D.C.Santa Rosa

IAD - STS

IADSTS

Washington, D.C. Dulles Intl

Sat 5/24

5:14 pm-11:53 pm

1 stop9h 39m

Santa Rosa Sonoma County

Wed 5/28

2:11 pm-7:36 am

2 stops14h 25m

$349

New YorkSanta Rosa

JFK - STS

JFKSTS

New York John F Kennedy Intl

Wed 5/7

4:32 pm-11:39 pm

1 stop10h 07m

Santa Rosa Sonoma County

Wed 5/14

6:00 am-7:00 am

1 stop22h 00m

$390

PittsburghSanta Rosa

PIT - STS

PITSTS

Pittsburgh

Sat 5/24

8:05 am-1:25 pm

1 stop8h 20m

Santa Rosa Sonoma County

Tue 6/3

8:01 pm-6:45 am

1 stop7h 44m

$432

Washington, D.C.Santa Rosa

IAD - STS

IADSTS

Washington, D.C. Dulles Intl

Tue 9/16

5:00 pm-11:45 pm

1 stop9h 45m

Santa Rosa Sonoma County

Sat 9/20

6:00 am-7:07 pm

1 stop10h 07m

$448

New YorkSanta Rosa

JFK - STS

JFKSTS

New York John F Kennedy Intl

Wed 7/16

7:00 am-12:23 pm

1 stop8h 23m

Santa Rosa Sonoma County

Sat 7/19

4:16 pm-5:30 am

1 stop10h 14m

$529

PhiladelphiaSanta Rosa

PHL - STS

PHLSTS

Philadelphia

Wed 5/14

9:30 am-3:41 pm

1 stop9h 11m

Santa Rosa Sonoma County

Sat 5/17

12:46 pm-11:54 pm

1 stop8h 08m

$529

NewarkSanta Rosa

EWR - STS

EWRSTS

Newark

Tue 7/1

5:30 am-11:50 am

1 stop9h 20m

Santa Rosa Sonoma County

Wed 7/9

4:16 pm-5:31 am

1 stop10h 15m

$531

PhiladelphiaSanta Rosa

PHL - STS

PHLSTS

Philadelphia

Wed 5/7

7:04 am-9:33 pm

2 stops17h 29m

Santa Rosa Sonoma County

Mon 5/12

7:28 pm-5:44 am

2 stops31h 16m

$540

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Showing 1-10 of 35 results
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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.

What is the cheapest time of day to fly from PA to STS?

Find hourly flight availability from Pennsylvania to Santa Rosa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 22, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Pennsylvania to Santa Rosa as you normally would.

Rainfall in Santa Rosa by month

Plan your trip to Santa Rosa by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Santa Rosa ranges from 0.0 - 7.1 inches per month. January is typically the wettest month, when rainfall can reach 7.1 in. July is typically the driest time to visit Santa Rosa when rainfall is around 0.0 in.

Temperature in Santa Rosa by month

Plan your trip to Santa Rosa by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Santa Rosa, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 46.4 F).

Reviews of airlines servicing Santa Rosa

Get insights into the airlines that provide service to Santa Rosa. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Santa Rosa. Reviews last updated April 22, 2025.
To help decide which airline to fly from Pennsylvania to Santa Rosa, see what other customers have to say about Alaska Airlines, Hawaiian Airlines and American Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,906 reviews

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,906 reviews
Alaska Airlines
8.0
Very good
9,906 reviews

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Hawaiian Airlines
7.9
Good
2,392 reviews
Alaska Airlines
8.0
Very good
9,906 reviews

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,906 reviews

Overall

8.0

Food

7.1

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

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.

  • 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 $147. Hawaiian Airlines flights start at $214 while deals on American Airlines start at $265 one-way.

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

    The most popular route from Pennsylvania to Santa Rosa is New York John F Kennedy Intl - Santa Rosa Sonoma County. You may also consider Washington, D.C. Dulles Intl - 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 Pennsylvania?

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

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Alternative routes for Pennsylvania to Santa Rosa

See prices for flight routes from nearby airports that may be better suited for you.
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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 April 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$378Average$668FlexibilityNo cancel feeOn-time71%

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