$202+ 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 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
STS — PHL
Aug 26 — Sep 21
Round-trip
1 adult, Economy
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Find cheap flights from Santa Rosa to Philadelphia 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 Santa Rosa to Philadelphia
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Best
Last-minute
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Cheapest flights from Santa Rosa to PhiladelphiaExplore 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 July 27, 2026.
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 July 27, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/26. 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 10/275:06 pm
STS
- PHL
1 stop9h 35m
Alaska Airlines
Sat 10/317:02 am
PHL
- STS
1 stop9h 04m
Alaska Airlines
Deal found 7/26![Alaska Airlines logo]()
$403
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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.
Thu 9/248:07 am
STS
- PHL
1 stop28h 38m
Alaska Airlines
Mon 9/286:59 pm
PHL
- STS
2 stops24h 57m
Alaska Airlines
Deal found 7/24![Alaska Airlines logo]()
$431
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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 10/68:07 am
STS
- PHL
1 stop28h 07m
Alaska Airlines
Fri 10/94:17 pm
PHL
- STS
2 stops26h 38m
Alaska Airlines
Deal found 7/25![Alaska Airlines logo]()
$444
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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.
Mon 10/55:06 pm
STS
- PHL
1 stop9h 35m
Alaska Airlines
Tue 10/137:02 am
PHL
- STS
1 stop9h 04m
Alaska Airlines
Deal found 7/25![Alaska Airlines logo]()
$457
This Orbitz deal was found by Cheapflights users on 7/22. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/77:00 am
STS
- PHL
1 stop19h 41m
Alaska Airlines
Fri 10/94:17 pm
PHL
- STS
1 stop19h 40m
Alaska Airlines
Deal found 7/22![Alaska Airlines logo]()
$462
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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 10/65:06 pm
STS
- PHL
1 stop9h 35m
Alaska Airlines
Mon 10/126:41 pm
PHL
- STS
1 stop21h 25m
Alaska Airlines
Deal found 7/25![Alaska Airlines logo]()
$464
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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 10/65:06 pm
STS
- PHL
1 stop9h 35m
Alaska Airlines
Wed 10/147:02 am
PHL
- STS
2 stops16h 18m
Alaska Airlines
Deal found 7/25![Alaska Airlines logo]()
$469
This Southwest deal was found by Cheapflights users on 7/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:40 am
STS
- PHL
2 stops13h 40m
Southwest
Fri 11/135:00 am
PHL
- STS
2 stops12h 35m
Southwest
Deal found 7/24![Southwest logo]()
$483
Best flights from Santa Rosa to PhiladelphiaDiscover carefully curated flight deals from Santa Rosa to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 27, 2026.
Discover carefully curated flight deals from Santa Rosa to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 27, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 10/275:06 pm
STS
- PHL
1 stop9h 35m
Alaska Airlines
Sat 10/317:02 am
PHL
- STS
1 stop9h 04m
Alaska Airlines
Deal found 7/24![Alaska Airlines logo]()
$403
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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.
Thu 9/246:53 pm
STS
- PHL
1 stop17h 52m
Alaska Airlines
Mon 9/284:48 pm
PHL
- STS
1 stop19h 27m
Alaska Airlines
Deal found 7/24![Alaska Airlines logo]()
$403
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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 10/65:06 pm
STS
- PHL
1 stop9h 35m
Alaska Airlines
Fri 10/94:17 pm
PHL
- STS
1 stop19h 40m
Alaska Airlines
Deal found 7/25![Alaska Airlines logo]()
$457
This Orbitz deal was found by Cheapflights users on 7/22. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/77:00 am
STS
- PHL
1 stop19h 41m
Alaska Airlines
Fri 10/94:17 pm
PHL
- STS
1 stop19h 40m
Alaska Airlines
Deal found 7/22![Alaska Airlines logo]()
$462
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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 10/65:06 pm
STS
- PHL
1 stop9h 35m
Alaska Airlines
Wed 10/147:02 am
PHL
- STS
2 stops16h 18m
Alaska Airlines
Deal found 7/25![Alaska Airlines logo]()
$469
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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.
Thu 9/243:09 pm
STS
- PHL
2 stops21h 36m
Alaska Airlines
Sun 9/274:48 pm
PHL
- STS
1 stop19h 27m
Alaska Airlines
Deal found 7/25![Alaska Airlines logo]()
$485
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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 8/215:34 pm
STS
- PHL
1 stop9h 06m
Alaska Airlines
Tue 9/17:02 am
PHL
- STS
1 stop8h 41m
Alaska Airlines
Deal found 7/25![Alaska Airlines logo]()
$494
Last-minute flights from Santa Rosa to PhiladelphiaDiscover last-minute flight deals from Santa Rosa to Philadelphia. Data last updated July 27, 2026 and is based on user searches.
Discover last-minute flight deals from Santa Rosa to Philadelphia. Data last updated July 27, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 7/23. 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 8/1212:58 pm
STS
- PHL
1 stop7h 30m
American Airlines
Sat 8/159:35 am
PHL
- STS
1 stop9h 02m
American Airlines
Deal found 7/23![American Airlines logo]()
$485
This American Airlines deal was found by Cheapflights users on 7/22. 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 8/1212:58 pm
STS
- PHL
1 stop7h 30m
American Airlines
Mon 8/245:00 am
PHL
- STS
1 stop10h 09m
American Airlines
Deal found 7/22![American Airlines logo]()
$523
This American Airlines deal was found by Cheapflights users on 7/25. 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 8/1812:58 pm
STS
- PHL
1 stop7h 30m
American Airlines
Sat 9/57:05 am
PHL
- STS
1 stop8h 23m
American Airlines
Deal found 7/25![American Airlines logo]()
$528
This American Airlines deal was found by Cheapflights users on 7/25. 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 8/1812:58 pm
STS
- PHL
1 stop7h 30m
American Airlines
Mon 8/319:35 am
PHL
- STS
1 stop9h 02m
American Airlines
Deal found 7/25![American Airlines logo]()
$533
This American Airlines deal was found by Cheapflights users on 7/22. 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 8/1912:58 pm
STS
- PHL
1 stop7h 30m
American Airlines
Thu 8/279:35 am
PHL
- STS
1 stop9h 02m
American Airlines
Deal found 7/22![American Airlines logo]()
$513
This American Airlines deal was found by Cheapflights users on 7/22. 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 8/1912:58 pm
STS
- PHL
1 stop7h 30m
American Airlines
Tue 8/255:00 am
PHL
- STS
2 stops13h 32m
American Airlines
Deal found 7/22![American Airlines logo]()
$573
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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 8/215:34 pm
STS
- PHL
1 stop9h 06m
Alaska Airlines
Tue 9/17:02 am
PHL
- STS
1 stop8h 41m
Alaska Airlines
Deal found 7/25![Alaska Airlines logo]()
$494
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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 8/215:34 pm
STS
- PHL
1 stop9h 06m
Alaska Airlines
Sun 8/307:02 am
PHL
- STS
1 stop8h 41m
Alaska Airlines
Deal found 7/25![Alaska Airlines logo]()
$548
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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 8/215:34 pm
STS
- PHL
1 stop9h 06m
Alaska Airlines
Sat 9/57:02 am
PHL
- STS
2 stops12h 54m
Alaska Airlines
Deal found 7/25![Alaska Airlines logo]()
$580
This American Airlines deal was found by Cheapflights users on 7/25. 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.
Sat 8/2212:58 pm
STS
- PHL
1 stop7h 30m
American Airlines
Wed 9/29:35 am
PHL
- STS
1 stop9h 02m
American Airlines
Deal found 7/25![American Airlines logo]()
$577
One-way flights from Santa Rosa to PhiladelphiaSearch for one-way flight options from Santa Rosa to Philadelphia. Find affordable one-way fares based on user searches. Data last updated July 27, 2026.
Search for one-way flight options from Santa Rosa to Philadelphia. Find affordable one-way fares based on user searches. Data last updated July 27, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/23. 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 10/135:06 pm
STS
- PHL
1 stop9h 35m
Alaska Airlines
Deal found 7/23![Alaska Airlines logo]()
$202
This Delta deal was found by Cheapflights users on 7/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/284:50 pm
STS
- PHL
2 stops13h 39m
Delta
Deal found 7/26![Delta logo]()
$207
This Southwest deal was found by Cheapflights users on 7/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:05 am
STS
- PHL
2 stops15h 00m
Southwest
Deal found 7/23![Southwest logo]()
$213
This Delta deal was found by Cheapflights users on 7/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/104:55 pm
STS
- PHL
1 stop9h 46m
Delta
Deal found 7/22![Delta logo]()
$261
This American Airlines deal was found by Cheapflights users on 7/22. 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 8/1912:58 pm
STS
- PHL
1 stop7h 30m
American Airlines
Deal found 7/22![American Airlines logo]()
$262
This American Airlines deal was found by Cheapflights users on 7/22. 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 8/2012:58 pm
STS
- PHL
1 stop7h 30m
American Airlines
Deal found 7/22![American Airlines logo]()
$335
This Delta deal was found by Cheapflights users on 7/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/14:55 pm
STS
- PHL
1 stop9h 46m
Delta
Deal found 7/26![Delta logo]()
$340
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 July 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $403 (Alaska Airlines) |
One-way from | $202 (Alaska Airlines) |
Popular in | December |
Cheapest in | February |
Average price | $460 |
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 July 27, 2026.
Use the filters below to find and compare flights from Santa Rosa to Philadelphia that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Santa RosaPhiladelphia
STS - PHL
STSPHL
Santa Rosa Sonoma County
Tue 10/27
5:06 pm-5:41 am
1 stop9h 35m
Philadelphia
Sat 10/31
7:02 am-1:06 pm
1 stop9h 04m
$403
Santa RosaPhiladelphia
STS - PHL
STSPHL
Santa Rosa Sonoma County
Thu 9/24
6:53 pm-3:45 pm
1 stop17h 52m
Philadelphia
Mon 9/28
4:48 pm-9:15 am
1 stop19h 27m
$403
Santa RosaPhiladelphia
STS - PHL
STSPHL
Santa Rosa Sonoma County
Tue 10/6
5:06 pm-5:41 am
1 stop9h 35m
Philadelphia
Fri 10/9
4:17 pm-8:57 am
1 stop19h 40m
$457
Santa RosaPhiladelphia
STS - PHL
STSPHL
Santa Rosa Sonoma County
Wed 10/7
7:00 am-5:41 am
1 stop19h 41m
Philadelphia
Fri 10/9
4:17 pm-8:57 am
1 stop19h 40m
$462
Santa RosaPhiladelphia
STS - PHL
STSPHL
Santa Rosa Sonoma County
Tue 10/6
5:06 pm-5:41 am
1 stop9h 35m
Philadelphia
Wed 10/14
7:02 am-8:20 pm
2 stops16h 18m
$469
Santa RosaPhiladelphia
STS - PHL
STSPHL
Santa Rosa Sonoma County
Thu 9/24
3:09 pm-3:45 pm
2 stops21h 36m
Philadelphia
Sun 9/27
4:48 pm-9:15 am
1 stop19h 27m
$485
Quickest round-trip
Santa RosaPhiladelphia
STS - PHL
STSPHL
Santa Rosa Sonoma County
Fri 8/21
5:34 pm-5:40 am
1 stop9h 06m
Philadelphia
Tue 9/1
7:02 am-12:43 pm
1 stop8h 41m
$494
Cheapest one-way
Quickest one-way
Santa RosaPhiladelphia
STS - PHL
STSPHL
Santa Rosa Sonoma County
Thu 11/5
2:15 pm-12:05 am
1 stop6h 50m
$202
Santa RosaPhiladelphia
STS - PHL
STSPHL
Santa Rosa Sonoma County
Wed 10/28
5:06 pm-5:41 am
1 stop9h 35m
$202
Santa RosaPhiladelphia
STS - PHL
STSPHL
Santa Rosa Sonoma County
Thu 12/10
4:55 pm-5:41 am
1 stop9h 46m
$261
Showing 1-10 of 13 resultsSorted by cheapest first
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 July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
STS-PHL
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.
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.
Traveling to a place near Philadelphia?
Book flights to Philadelphia if you plan to visit one of these locationsWildwood
Reading
King of Prussia
Camden
Ocean City
Cherry Hill
Lewes
Plymouth Meeting
Wyomissing
Wildwood Crest
Pottstown
Ephrata
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Millville
Vineland
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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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