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$227+ Cheap flights from Santa Rosa to Philadelphia (STS - PHL)

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 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
STS — PHL
mar 4 — mar 111
qua 3/4
qua 3/11
1 adult, Economy
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Cheap flight deals from Santa Rosa to Philadelphia

Cheapest flights from Santa Rosa to Philadelphia
Explore the most affordable flight options available from Santa Rosa to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on fevereiro 2, 2026.

This American Airlines deal was found by Cheapflights users on 1/30. 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.
ter 3/31:03 pm
STS
-
PHL
1 stop7h 51m
American Airlines
ter 3/107:05 am
PHL
-
STS
1 stop11h 48m
American Airlines
Deal found 1/30$409
This Alaska Airlines deal was found by Cheapflights users on 1/30. 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.
seg 3/27:57 pm
STS
-
PHL
1 stop18h 23m
Alaska Airlines
seg 3/96:22 pm
PHL
-
STS
1 stop19h 10m
Alaska Airlines
Deal found 1/30$428
This Alaska Airlines deal was found by Cheapflights users on 2/1. 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.
qua 4/16:53 pm
STS
-
PHL
1 stop8h 12m
Alaska Airlines
dom 4/57:25 am
PHL
-
STS
1 stop13h 36m
Alaska Airlines
Deal found 2/1$438
This Alaska Airlines deal was found by Cheapflights users on 1/30. 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.
ter 3/38:00 am
STS
-
PHL
2 stops12h 54m
Alaska Airlines
ter 3/106:22 pm
PHL
-
STS
1 stop19h 10m
Alaska Airlines
Deal found 1/30$458
This Alaska Airlines deal was found by Cheapflights users on 1/31. 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.
sáb 3/216:53 pm
STS
-
PHL
1 stop8h 12m
Alaska Airlines
ter 3/246:47 pm
PHL
-
STS
1 stop26h 14m
Alaska Airlines
Deal found 1/31$463
This Alaska Airlines deal was found by Cheapflights users on 1/30. 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.
seg 3/27:57 pm
STS
-
PHL
1 stop18h 23m
Alaska Airlines
qua 3/116:22 pm
PHL
-
STS
1 stop19h 10m
Alaska Airlines
Deal found 1/30$478
This Alaska Airlines deal was found by Cheapflights users on 1/30. 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.
qui 3/57:57 pm
STS
-
PHL
1 stop18h 23m
Alaska Airlines
ter 3/106:22 pm
PHL
-
STS
1 stop19h 10m
Alaska Airlines
Deal found 1/30$513

Find flight deals from Santa Rosa to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Santa Rosa (STS) to Philadelphia (PHL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated fevereiro 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$409
(American Airlines)

One-way from

$227
(Alaska Airlines)

Popular in

December

Cheapest in

March

Average price

$391
Provider with most accurate pricing for Santa Rosa Sonoma County-Philadelphia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Santa Rosa Sonoma County-Philadelphia flights.
Search Deals
From Santa Rosa Sonoma County to Philadelphia
Search Deals
One-way flight from Santa Rosa Sonoma County to Philadelphia
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($81 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($48 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santa Rosa to Philadelphia 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 fevereiro 2, 2026.
Use the filters below to find and compare flights from Santa Rosa to Philadelphia that are best for you.

Fly from

Santa Rosa

Fly to

Philadelphia

Route

Depart

Return

Price

Santa RosaPhiladelphia

STS - PHL

STSPHL

Santa Rosa Sonoma County

ter 3/3

1:03 pm-11:54 pm

1 stop7h 51m

Philadelphia

ter 3/10

7:05 am-3:53 pm

1 stop11h 48m

$409

Santa RosaPhiladelphia

STS - PHL

STSPHL

Santa Rosa Sonoma County

seg 3/2

7:57 pm-5:20 pm

1 stop18h 23m

Philadelphia

seg 3/9

6:22 pm-10:32 am

1 stop19h 10m

$428

Santa RosaPhiladelphia

STS - PHL

STSPHL

Santa Rosa Sonoma County

seg 3/2

7:57 pm-5:20 pm

1 stop18h 23m

Philadelphia

ter 3/10

6:22 pm-10:32 am

1 stop19h 10m

$428

Santa RosaPhiladelphia

STS - PHL

STSPHL

Santa Rosa Sonoma County

ter 3/3

8:00 am-11:54 pm

2 stops12h 54m

Philadelphia

ter 3/10

6:22 pm-10:32 am

1 stop19h 10m

$458

Santa RosaPhiladelphia

STS - PHL

STSPHL

Santa Rosa Sonoma County

sáb 3/21

6:53 pm-6:05 am

1 stop8h 12m

Philadelphia

qua 3/25

7:25 am-6:01 pm

1 stop13h 36m

$463

Santa RosaPhiladelphia

STS - PHL

STSPHL

Santa Rosa Sonoma County

dom 3/22

6:53 pm-6:05 am

1 stop8h 12m

Philadelphia

ter 3/24

7:25 am-11:13 pm

2 stops18h 48m

$465

Santa RosaPhiladelphia

STS - PHL

STSPHL

Santa Rosa Sonoma County

qua 4/1

6:53 pm-6:05 am

1 stop8h 12m

Philadelphia

dom 4/5

7:25 am-9:03 am

2 stops28h 38m

$475

Santa RosaPhiladelphia

STS - PHL

STSPHL

Santa Rosa Sonoma County

seg 3/2

7:57 pm-5:20 pm

1 stop18h 23m

Philadelphia

qua 3/11

6:22 pm-10:32 am

1 stop19h 10m

$478

Santa RosaPhiladelphia

STS - PHL

STSPHL

Santa Rosa Sonoma County

sáb 3/28

6:53 pm-6:05 am

1 stop8h 12m

Philadelphia

seg 3/30

7:25 am-10:30 am

1 stop30h 05m

$508

Santa RosaPhiladelphia

STS - PHL

STSPHL

Santa Rosa Sonoma County

sex 5/8

3:00 pm-6:02 am

2 stops12h 02m

$227

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

Showing 1-10 of 12 results
1
2

Compare providers for flights from Santa Rosa to Philadelphia

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Santa Rosa to Philadelphia in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Santa Rosa-Philadelphia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Santa Rosa-Philadelphia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Santa Rosa-Philadelphia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Santa Rosa-Philadelphia flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Santa Rosa-Philadelphia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Santa Rosa to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Santa Rosa 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 Santa Rosa to Philadelphia

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

Currently, February is the cheapest month in which you can book a flight from Santa Rosa to Philadelphia (average of $96). Flying from Santa Rosa to Philadelphia in June is currently the most expensive (average of $176). 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.

Reviews of airlines servicing Philadelphia

Get insights into the airlines that provide service to Philadelphia. 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 Philadelphia. Reviews last updated fevereiro 2, 2026.
Get a feel of what it's like to fly with American Airlines from Santa Rosa to Philadelphia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,212 reviews

Boarding

7.5

Comfort

7.2

Crew

8.0

Overall

7.2

Entertainment

6.9

Food

6.4

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac
American Airlines
7.2
Good
11,212 reviews
American Airlines
7.2
Good
11,212 reviews

Boarding

7.5

Comfort

7.2

Crew

8.0

Overall

7.2

Entertainment

6.9

Food

6.4

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac

Related info for your journey

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

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

    A quick flight from Santa Rosa to Philadelphia can take about 7h 51m. American Airlines provides one of the quickest options available for as low as $409. Santa Rosa and Philadelphia are separated by a distance of 2517 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Santa Rosa to Philadelphia round-trip?

    Cheapflights users have booked flights from Santa Rosa to Philadelphia round-trip from $523. This flight start at 10% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Santa Rosa to Philadelphia 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 Santa Rosa to Philadelphia?

    Currently, February is the cheapest month in which you can book a flight from Santa Rosa to Philadelphia (average of $96). Flying from Santa Rosa to Philadelphia in June is currently the most expensive (average of $176). 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 Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Pottstown
Reading
Ocean City
King of Prussia
Cherry Hill
Lewes
Dewey Beach
Ephrata
Camden
Vineland
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Millville
Glen Mills
Newark

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Alternative routes for Santa Rosa to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Santa Rosa to Philadelphia

Discover the top airline that operate flights from Santa Rosa to Philadelphia. 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 fevereiro 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$523Average$603FlexibilityNo cancel feeOn-time71%

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