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Cheap flights from Santa Rosa to Philadelphia from $262

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Santa Rosa to Philadelphia departing on 9/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Santa Rosa to Philadelphia

Cheap round-trip flights

Alaska Airlines Logo
2:30 pm - 5:40 amSTS-PHL
12h 10m1 stop
Alaska Airlines Logo
7:00 am - 1:36 pmPHL-STS
9h 36m1 stop
$422Alaska Airlines
Find Deal
ter, out 7 - ter, out 21
Alaska Airlines Logo
7:00 am - 5:40 amSTS-PHL
19h 40m2 stops
Alaska Airlines Logo
7:00 am - 11:16 pmPHL-STS
19h 16m2 stops
$461Alaska Airlines
Find Deal
ter, out 7 - ter, out 21
Alaska Airlines Logo
7:00 am - 5:40 amSTS-PHL
19h 40m2 stops
Alaska Airlines Logo
7:00 am - 1:36 pmPHL-STS
9h 36m1 stop
$464Alaska Airlines
Find Deal
ter, out 7 - qua, out 22
Alaska Airlines Logo
7:00 am - 5:40 amSTS-PHL
19h 40m2 stops
Alaska Airlines Logo
7:11 pm - 1:36 pmPHL-STS
21h 25m1 stop
$476Alaska Airlines
Find Deal
ter, out 7 - sex, out 24
Alaska Airlines Logo
7:05 am - 5:40 amSTS-PHL
19h 35m1 stop
Alaska Airlines Logo
7:11 pm - 9:03 amPHL-STS
16h 52m2 stops
$481Alaska Airlines
Find Deal
qua, out 8 - sex, out 24
Alaska Airlines Logo
7:05 am - 5:40 amSTS-PHL
19h 35m1 stop
Alaska Airlines Logo
7:00 am - 1:36 pmPHL-STS
9h 36m1 stop
$482Alaska Airlines
Find Deal
ter, out 7 - seg, out 20
Alaska Airlines Logo
12:41 pm - 5:40 amSTS-PHL
13h 59m2 stops
Alaska Airlines Logo
7:00 am - 1:36 pmPHL-STS
9h 36m1 stop
$484Alaska Airlines
Find Deal
seg, out 6 - ter, out 21
Alaska Airlines Logo
7:00 am - 5:40 amSTS-PHL
19h 40m2 stops
Alaska Airlines Logo
7:00 am - 6:11 pmPHL-STS
14h 11m2 stops
$491Alaska Airlines
Find Deal
ter, out 7 - qua, out 22
American Airlines Logo
12:25 pm - 1:10 amSTS-PHL
9h 45m1 stop
American Airlines Logo
7:00 am - 12:29 pmPHL-STS
8h 29m1 stop
$664American Airlines
Find Deal
sáb, set 6 - sáb, set 13
American Airlines Logo
1:00 pm - 1:10 amSTS-PHL
9h 10m2 stops
American Airlines Logo
5:00 am - 12:29 pmPHL-STS
10h 29m2 stops
$674American Airlines
Find Deal
sáb, set 6 - sáb, set 13

Alaska Airlines flights from Santa Rosa to Philadelphia

Our best Alaska Airlines deals on Santa Rosa to Philadelphia flight tickets
Alaska Airlines
Oct 7
STS2:30 pmSanta Rosa Sonoma County
12h 10m
1 stop
PHL5:40 amPhiladelphia
Oct 21
PHL7:00 amPhiladelphia
9h 36m
1 stop
STS1:36 pmSanta Rosa Sonoma County
$422
Find similar
Alaska Airlines
Oct 7
STS7:00 amSanta Rosa Sonoma County
19h 40m
2 stops
PHL5:40 amPhiladelphia
Oct 21
PHL7:00 amPhiladelphia
19h 16m
2 stops
STS11:16 pmSanta Rosa Sonoma County
$461
Find similar
Alaska Airlines
Oct 7
STS7:00 amSanta Rosa Sonoma County
19h 40m
2 stops
PHL5:40 amPhiladelphia
Oct 22
PHL7:00 amPhiladelphia
9h 36m
1 stop
STS1:36 pmSanta Rosa Sonoma County
$464
Find similar

American Airlines flights from Santa Rosa to Philadelphia

Our best American Airlines deals on Santa Rosa to Philadelphia flight tickets
American Airlines
Sep 6
STS12:25 pmSanta Rosa Sonoma County
9h 45m
1 stop
PHL1:10 amPhiladelphia
Sep 13
PHL7:00 amPhiladelphia
8h 29m
1 stop
STS12:29 pmSanta Rosa Sonoma County
$664
Find similar
American Airlines
Sep 6
STS1:00 pmSanta Rosa Sonoma County
9h 10m
2 stops
PHL1:10 amPhiladelphia
Sep 13
PHL5:00 amPhiladelphia
10h 29m
2 stops
STS12:29 pmSanta Rosa Sonoma County
$674
Find similar
American Airlines
Sep 11
STS1:00 pmSanta Rosa Sonoma County
7h 15m
1 stop
PHL11:15 pmPhiladelphia
Sep 15
PHL5:00 amPhiladelphia
10h 29m
2 stops
STS12:29 pmSanta Rosa Sonoma County
$804
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated agosto 27, 2025.
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

Price

Santa RosaPhiladelphia

STS - PHL

STSPHL

Santa Rosa Sonoma County

ter 10/7

2:30 pm-5:40 am

1 stop12h 10m

Philadelphia

ter 10/21

7:00 am-1:36 pm

1 stop9h 36m

$422

Santa RosaPhiladelphia

STS - PHL

STSPHL

Santa Rosa Sonoma County

ter 10/7

7:00 am-5:40 am

2 stops19h 40m

Philadelphia

ter 10/21

7:00 am-11:16 pm

2 stops19h 16m

$461

Santa RosaPhiladelphia

STS - PHL

STSPHL

Santa Rosa Sonoma County

ter 10/7

7:00 am-5:40 am

2 stops19h 40m

Philadelphia

qua 10/22

7:00 am-1:36 pm

1 stop9h 36m

$464

Santa RosaPhiladelphia

STS - PHL

STSPHL

Santa Rosa Sonoma County

ter 10/7

7:00 am-5:40 am

2 stops19h 40m

Philadelphia

sex 10/24

7:11 pm-1:36 pm

1 stop21h 25m

$476

Santa RosaPhiladelphia

STS - PHL

STSPHL

Santa Rosa Sonoma County

qua 10/8

7:05 am-5:40 am

1 stop19h 35m

Philadelphia

sex 10/24

7:11 pm-9:03 am

2 stops16h 52m

$481

Santa RosaPhiladelphia

STS - PHL

STSPHL

Santa Rosa Sonoma County

ter 10/7

7:05 am-5:40 am

1 stop19h 35m

Philadelphia

seg 10/20

7:00 am-1:36 pm

1 stop9h 36m

$482

Santa RosaPhiladelphia

STS - PHL

STSPHL

Santa Rosa Sonoma County

seg 10/6

12:41 pm-5:40 am

2 stops13h 59m

Philadelphia

ter 10/21

7:00 am-1:36 pm

1 stop9h 36m

$484

Santa RosaPhiladelphia

STS - PHL

STSPHL

Santa Rosa Sonoma County

ter 10/7

7:00 am-5:40 am

2 stops19h 40m

Philadelphia

qua 10/22

7:00 am-6:11 pm

2 stops14h 11m

$491

Santa RosaPhiladelphia

STS - PHL

STSPHL

Santa Rosa Sonoma County

sáb 9/6

12:25 pm-1:10 am

1 stop9h 45m

Philadelphia

sáb 9/13

7:00 am-12:29 pm

1 stop8h 29m

$664

Santa RosaPhiladelphia

STS - PHL

STSPHL

Santa Rosa Sonoma County

sáb 9/6

1:00 pm-1:10 am

2 stops9h 10m

Philadelphia

sáb 9/13

5:00 am-12:29 pm

2 stops10h 29m

$674

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Philadelphia from

How to get the cheapest flight ticket from Santa Rosa to Philadelphia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Philadelphia?

The cheapest day to depart from Santa Rosa to Philadelphia is on a Wednesday. Travelers who choose to depart for Philadelphia on a Wednesday will often find tickets for as low as $428. On the other hand, Sunday is the most expensive day to depart from Santa Rosa because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $617.

What is the cheapest time of day to depart on your flight to Philadelphia?

According to our data, the cheapest time of day to fly to Philadelphia is in the afternoon. momondo users have found flights departing from Santa Rosa to Philadelphia in the afternoon for as low as $416. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Philadelphia is in the morning when prices are around $500.

When to book flights from Santa Rosa to Philadelphia

Are you open to changing your travel dates? Check out the ideal times to fly from Santa Rosa to Philadelphia according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Santa Rosa to Philadelphia (STS to PHL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Santa Rosa to Philadelphia

Direct flights

None
There are no direct flights from Santa Rosa to Philadelphia. There are no popular flight routes from Santa Rosa to Philadelphia.
Search flight deals

  • How far is Santa Rosa Sonoma County to Philadelphia by plane?

    Philadelphia is 2516.5 mi away from Santa Rosa Sonoma County. 7h 15m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Santa Rosa Sonoma County Airport to Philadelphia Airport?

    Prices for flights from Santa Rosa Sonoma County Airport to Philadelphia Airport refresh daily.

  • How many operators does momondo search for flights from Santa Rosa Sonoma County Airport to Philadelphia Airport?

  • How old do you have to be to fly from Santa Rosa Sonoma County Airport to Philadelphia Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Santa Rosa Sonoma County Airport to Philadelphia Airport.

  • What documentation or ID do you need to fly to Philadelphia Airport?

    The travel and health documents you'll need for your trip to Philadelphia Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Philadelphia Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Santa Rosa to Philadelphia?

Best airlines flying from Santa Rosa to Philadelphia

Compare and see reviews for airlines that fly from Santa Rosa to Philadelphia with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $484Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Cape May
Rehoboth Beach
Ocean City
Wildwood Crest
King of Prussia
Reading
Dewey Beach
Newark
North Wildwood
Cherry Hill
Dover
Lewes
Avalon
Stone Harbor
Vineland
Essington
Exton
Pottstown
New Castle

Why use momondo?

Why should I use momondo to find a flight deal from Santa Rosa to Philadelphia?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Santa Rosa to Philadelphia. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Santa Rosa to Philadelphia with flexible booking policies on momondo?

Flights from Santa Rosa to Philadelphia with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Santa Rosa to Philadelphia?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Santa Rosa to Philadelphia.

I’m not ready to book a flight from Santa Rosa to Philadelphia right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Philadelphia, momondo offers a useful price alert feature which will track prices for flights to Philadelphia from Santa Rosa and alert you when they change.

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