What airlines fly to Philadelphia?

United Airlines, American Airlines and Alaska Airlines are the top three most popular airlines that fly to Philadelphia from Santa Rosa according to our data. United Airlines is the first choice among our users, with 30% of people opting to fly with this airline when traveling to Philadelphia. Keep in mind that there are 10 different airlines that fly to Philadelphia on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Santa Rosa Sonoma County to Philadelphia?

American Airlines and Southwest are the most popular carriers operating from Santa Rosa Sonoma County to Philadelphia

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?

As of May 2026, there is 1 operator available to choose from 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.

$229 Cheap Flights from Santa Rosa to Philadelphia in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Santa Rosa to Philadelphia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:07 am - 3:45 pm

STS

PHL

28h 38m

1 stop

7:00 am - 12:46 pm

PHL

STS

8h 46m

1 stop

$417Alaska Airlines

Wed, Sep 2 - Tue, Sep 8

5:34 pm - 5:40 am

STS

PHL

9h 06m

1 stop

6:08 pm - 12:46 pm

PHL

STS

21h 38m

1 stop

$447Alaska Airlines

Thu, Sep 10 - Tue, Sep 15

6:53 pm - 3:45 pm

STS

PHL

17h 52m

1 stop

6:08 pm - 4:56 pm

PHL

STS

25h 48m

2 stops

$466Alaska Airlines

Wed, Sep 2 - Tue, Sep 8

2:09 pm - 3:45 pm

STS

PHL

22h 36m

2 stops

4:48 pm - 9:15 am

PHL

STS

19h 27m

1 stop

$471Alaska Airlines

Fri, Sep 11 - Tue, Sep 15

1:05 pm - 11:45 pm

STS

PHL

7h 40m

1 stop

10:45 am - 9:25 pm

PHL

STS

13h 40m

2 stops

$472Southwest

Thu, Sep 10 - Tue, Sep 15

6:05 am - 9:05 pm

STS

PHL

12h 00m

2 stops

12:35 pm - 9:25 pm

PHL

STS

11h 50m

2 stops

$477Southwest

Thu, Sep 10 - Tue, Sep 15

2:52 pm - 3:45 pm

STS

PHL

21h 53m

1 stop

7:00 am - 12:46 pm

PHL

STS

8h 46m

1 stop

$478Alaska Airlines

Fri, Sep 11 - Tue, Sep 15

5:20 pm - 5:33 am

STS

PHL

9h 13m

1 stop

5:49 pm - 12:21 pm

PHL

STS

21h 32m

1 stop

$486Alaska Airlines

Sat, Nov 14 - Mon, Nov 16

5:20 pm - 5:33 am

STS

PHL

9h 13m

1 stop

5:49 pm - 12:21 pm

PHL

STS

21h 32m

1 stop

$496Alaska Airlines

Sat, Nov 14 - Sun, Nov 15

1:00 pm - 11:56 pm

STS

PHL

7h 56m

1 stop

5:00 am - 12:03 pm

PHL

STS

10h 03m

1 stop

$498American Airlines

Thu, Jul 9 - Tue, Jul 14

American Airlines flights from Santa Rosa to Philadelphia

Our best American Airlines deals on Santa Rosa to Philadelphia flight tickets

American Airlines

Jul 9

STS1:00 pmSanta Rosa Sonoma County

7h 56m

1 stop

PHL11:56 pmPhiladelphia

Jul 14

PHL5:00 amPhiladelphia

10h 03m

1 stop

STS12:03 pmSanta Rosa Sonoma County

$498

American Airlines

Jul 9

STS12:43 pmSanta Rosa Sonoma County

8h 52m

1 stop

PHL12:35 amPhiladelphia

Jul 14

PHL5:00 amPhiladelphia

10h 30m

2 stops

STS12:30 pmSanta Rosa Sonoma County

$503

American Airlines

Jul 9

STS4:12 pmSanta Rosa Sonoma County

10h 23m

1 stop

PHL5:35 amPhiladelphia

Jul 13

PHL7:05 amPhiladelphia

8h 25m

1 stop

STS12:30 pmSanta Rosa Sonoma County

$539

Alaska Airlines flights from Santa Rosa to Philadelphia

Our best Alaska Airlines deals on Santa Rosa to Philadelphia flight tickets

Alaska Airlines

Sep 2

STS8:07 amSanta Rosa Sonoma County

28h 38m

1 stop

PHL3:45 pmPhiladelphia

Sep 8

PHL7:00 amPhiladelphia

8h 46m

1 stop

STS12:46 pmSanta Rosa Sonoma County

$417

Alaska Airlines

Sep 10

STS5:34 pmSanta Rosa Sonoma County

9h 06m

1 stop

PHL5:40 amPhiladelphia

Sep 15

PHL6:08 pmPhiladelphia

21h 38m

1 stop

STS12:46 pmSanta Rosa Sonoma County

$447

Alaska Airlines

Sep 2

STS6:53 pmSanta Rosa Sonoma County

17h 52m

1 stop

PHL3:45 pmPhiladelphia

Sep 8

PHL6:08 pmPhiladelphia

25h 48m

2 stops

STS4:56 pmSanta Rosa Sonoma County

$466

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Santa RosaPhiladelphia

STS - PHL

STSPHL

Santa Rosa Sonoma County

Wed 9/2

8:07 am-3:45 pm

1 stop28h 38m

Philadelphia

Tue 9/8

7:00 am-12:46 pm

1 stop8h 46m

$417

Santa RosaPhiladelphia

STS - PHL

STSPHL

Santa Rosa Sonoma County

Thu 9/10

5:34 pm-5:40 am

1 stop9h 06m

Philadelphia

Tue 9/15

6:08 pm-12:46 pm

1 stop21h 38m

$447

Santa RosaPhiladelphia

STS - PHL

STSPHL

Santa Rosa Sonoma County

Wed 9/2

6:53 pm-3:45 pm

1 stop17h 52m

Philadelphia

Tue 9/8

6:08 pm-4:56 pm

2 stops25h 48m

$466

Santa RosaPhiladelphia

STS - PHL

STSPHL

Santa Rosa Sonoma County

Fri 9/11

2:09 pm-3:45 pm

2 stops22h 36m

Philadelphia

Tue 9/15

4:48 pm-9:15 am

1 stop19h 27m

$471

Santa RosaPhiladelphia

STS - PHL

STSPHL

Santa Rosa Sonoma County

Thu 9/10

1:05 pm-11:45 pm

1 stop7h 40m

Philadelphia

Tue 9/15

10:45 am-9:25 pm

2 stops13h 40m

$472

Santa RosaPhiladelphia

STS - PHL

STSPHL

Santa Rosa Sonoma County

Thu 9/10

6:05 am-9:05 pm

2 stops12h 00m

Philadelphia

Tue 9/15

12:35 pm-9:25 pm

2 stops11h 50m

$477

Santa RosaPhiladelphia

STS - PHL

STSPHL

Santa Rosa Sonoma County

Fri 9/11

2:52 pm-3:45 pm

1 stop21h 53m

Philadelphia

Tue 9/15

7:00 am-12:46 pm

1 stop8h 46m

$478

Santa RosaPhiladelphia

STS - PHL

STSPHL

Santa Rosa Sonoma County

Sat 11/14

5:20 pm-5:33 am

1 stop9h 13m

Philadelphia

Mon 11/16

5:49 pm-12:21 pm

1 stop21h 32m

$486

Santa RosaPhiladelphia

STS - PHL

STSPHL

Santa Rosa Sonoma County

Sat 11/14

5:20 pm-5:33 am

1 stop9h 13m

Philadelphia

Sun 11/15

5:49 pm-12:21 pm

1 stop21h 32m

$496

Quickest round-trip

Santa RosaPhiladelphia

STS - PHL

STSPHL

Santa Rosa Sonoma County

Thu 7/9

1:00 pm-11:56 pm

1 stop7h 56m

Philadelphia

Tue 7/14

5:00 am-12:03 pm

1 stop10h 03m

$498

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

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 $442. 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 $613.

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 evening. momondo users have found flights departing from Santa Rosa to Philadelphia in the evening for as low as $462. 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 afternoon when prices are around $606.

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

Fastest flight time	7h 40m
Direct flights	None

The fastest flight from Santa Rosa to Philadelphia takes 7h 40m

There are no direct flights from Santa Rosa to Philadelphia. There are no popular flight routes from Santa Rosa to Philadelphia.

Search flight deals

Frequently asked questions about flying from Santa Rosa to Philadelphia

How far is Santa Rosa Sonoma County to Philadelphia by plane?
Philadelphia is 2516.5 mi away from Santa Rosa Sonoma County. 7h 40m 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?
As of May 2026, there is 1 operator available to choose from 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?
Based on momondo bookings for flights between Santa Rosa and Philadelphia, the leading airline is American Airlines, making up 100% of the total bookings.

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 Airlines	PriceFrom $374	Free Cancellation	Rating 7.1 11,642 reviews		Search American Airlines flights

Wildwood

Rehoboth Beach

Cape May

Wildwood Crest

Ocean City

Cherry Hill

King of Prussia

Newark

Dewey Beach

Reading

Dover

North Wildwood

Avalon

Lewes

Stone Harbor

New Castle

Essington

Vineland

Chester

Pottstown

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.