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$200+ Cheap flights from San Luis Obispo to Philadelphia (SBP - 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 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
SBP — PHL
May 9 — May 161
Sat 5/9
Sat 5/16
1 adult, Economy
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Cheap flight deals from San Luis Obispo to Philadelphia

Cheapest flights from San Luis Obispo to Philadelphia
Explore the most affordable flight options available from San Luis Obispo to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 9, 2026.

This Alaska Airlines deal was found by Cheapflights users on 4/7. 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 9/295:34 pm
SBP
-
PHL
1 stop19h 10m
Alaska Airlines
Tue 10/65:15 pm
PHL
-
SBP
1 stop22h 23m
Alaska Airlines
Deal found 4/7$389
This American Airlines deal was found by Cheapflights users on 4/5. 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.
Fri 5/2212:51 pm
SBP
-
PHL
1 stop8h 45m
American Airlines
Sun 5/241:52 pm
PHL
-
SBP
2 stops11h 53m
American Airlines
Deal found 4/5$394
This American Airlines deal was found by Cheapflights users on 4/6. 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.
Fri 5/17:02 pm
SBP
-
PHL
2 stops9h 52m
American Airlines
Tue 5/58:26 am
PHL
-
SBP
2 stops12h 54m
American Airlines
Deal found 4/6$399
This American Airlines deal was found by Cheapflights users on 4/8. 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.
Fri 5/157:02 pm
SBP
-
PHL
1 stop8h 58m
American Airlines
Tue 5/191:42 pm
PHL
-
SBP
1 stop7h 38m
American Airlines
Deal found 4/8$409
This American Airlines deal was found by Cheapflights users on 4/6. 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 4/237:02 pm
SBP
-
PHL
1 stop7h 36m
American Airlines
Tue 4/285:00 am
PHL
-
SBP
1 stop10h 10m
American Airlines
Deal found 4/6$419
This American Airlines deal was found by Cheapflights users on 4/6. 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 6/96:52 pm
SBP
-
PHL
1 stop8h 44m
American Airlines
Mon 6/155:35 pm
PHL
-
SBP
1 stop8h 10m
American Airlines
Deal found 4/6$460

Find flight deals from San Luis Obispo to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from San Luis Obispo (SBP) 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 April 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$389
(Alaska Airlines)

One-way from

$200
(Expedia)

Popular in

June

Cheapest in

May

Average price

$746
Provider with most accurate pricing for San Luis Obispo County-Philadelphia flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Luis Obispo County-Philadelphia flights.
Search Deals
From San Luis Obispo County to Philadelphia
Search Deals
One-way flight from San Luis Obispo County to Philadelphia
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($57 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($47 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Luis Obispo 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 April 9, 2026.
Use the filters below to find and compare flights from San Luis Obispo to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San Luis ObispoPhiladelphia

SBP - PHL

SBPPHL

San Luis Obispo County

Tue 9/29

7:33 am-3:44 pm

1 stop29h 11m

Philadelphia

Tue 10/6

5:15 pm-12:38 pm

1 stop22h 23m

$389

San Luis ObispoPhiladelphia

SBP - PHL

SBPPHL

San Luis Obispo County

Sat 5/23

12:51 pm-12:36 am

1 stop8h 45m

Philadelphia

Tue 6/2

5:00 am-12:01 pm

1 stop10h 01m

$389
Quickest round-trip

San Luis ObispoPhiladelphia

SBP - PHL

SBPPHL

San Luis Obispo County

Fri 5/15

7:02 pm-7:00 am

1 stop8h 58m

Philadelphia

Tue 5/19

1:42 pm-6:20 pm

1 stop7h 38m

$409

San Luis ObispoPhiladelphia

SBP - PHL

SBPPHL

San Luis Obispo County

Thu 4/23

7:02 pm-7:00 am

1 stop8h 58m

Philadelphia

Tue 4/28

5:00 am-12:10 pm

1 stop10h 10m

$419

San Luis ObispoPhiladelphia

SBP - PHL

SBPPHL

San Luis Obispo County

Tue 6/9

12:28 pm-11:57 pm

1 stop8h 29m

Philadelphia

Mon 6/15

5:35 pm-10:45 pm

1 stop8h 10m

$470

San Luis ObispoPhiladelphia

SBP - PHL

SBPPHL

San Luis Obispo County

Thu 5/21

6:52 pm-6:36 am

1 stop8h 44m

Philadelphia

Thu 5/28

5:00 am-11:47 am

2 stops9h 47m

$475

San Luis ObispoPhiladelphia

SBP - PHL

SBPPHL

San Luis Obispo County

Tue 9/29

2:10 pm-5:16 am

2 stops12h 06m

Philadelphia

Tue 10/6

1:00 pm-9:24 pm

2 stops11h 24m

$509
Cheapest one-way

San Luis ObispoPhiladelphia

SBP - PHL

SBPPHL

San Luis Obispo County

Sat 4/25

7:20 am-6:02 am

1 stop19h 42m

$285

San Luis ObispoPhiladelphia

SBP - PHL

SBPPHL

San Luis Obispo County

Sat 9/19

6:00 am-5:40 am

2 stops20h 40m

$365

San Luis ObispoPhiladelphia

SBP - PHL

SBPPHL

San Luis Obispo County

Tue 4/28

2:12 pm-2:16 pm

2 stops21h 04m

$370

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/7

Showing 1-10 of 15 resultsSorted by cheapest first
1
2

Compare providers for flights from San Luis Obispo 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 San Luis Obispo to Philadelphia in April.
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 San Luis Obispo-Philadelphia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Luis Obispo-Philadelphia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Luis Obispo-Philadelphia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Luis Obispo-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 San Luis Obispo-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 San Luis Obispo to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from San Luis Obispo 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 San Luis Obispo to Philadelphia

What is the cheapest month to book a flight from San Luis Obispo to Philadelphia?

Currently, August is the cheapest month in which you can book a flight from San Luis Obispo to Philadelphia (average of $208). Flying from San Luis Obispo to Philadelphia in March is currently the most expensive (average of $311). 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.

How much does it cost to fly round-trip from San Luis Obispo to Philadelphia?

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 April 9, 2026.
Read reviews from past customers who have flown United Airlines and American Airlines from San Luis Obispo to Philadelphia. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,554 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Comfort

7.3

Food

6.6

Reviews

1 / 20
10.0
Excellent

Kathy,Jun 2024

RDD - SFO

United has consistently been good. Every now and then there is a crew member that should probably retire, but most of them are excellent.
United Airlines
7.4
Good
9,554 reviews
United Airlines
7.4
Good
9,554 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Comfort

7.3

Food

6.6

Reviews

1 / 20
10.0
Excellent

Kathy,Jun 2024

RDD - SFO

United has consistently been good. Every now and then there is a crew member that should probably retire, but most of them are excellent.
American Airlines
7.1
Good
11,559 reviews
United Airlines
7.4
Good
9,554 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Crew

8.1

Comfort

7.3

Food

6.6

Reviews

1 / 20
10.0
Excellent

Kathy,Jun 2024

RDD - SFO

United has consistently been good. Every now and then there is a crew member that should probably retire, but most of them are excellent.

Related info for your journey

Find useful and relevant information for your journey from San Luis Obispo 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 San Luis Obispo to Philadelphia?

    Departing from San Luis Obispo to Philadelphia will take you 8h 45m. San Luis Obispo and Philadelphia are separated by a distance of 2479 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from San Luis Obispo to Philadelphia round-trip?

    According to our current data, United Airlines ($326), and American Airlines ($400) offers the cheapest pricing from San Luis Obispo to Philadelphia. You may be able to fly from San Luis Obispo to Philadelphia for 48% less than the average price by searching for these airlines.

  • Can I find deals for flights from San Luis Obispo to Philadelphia that include hotel bookings?

    Yes. In addition to deals on San Luis Obispo to Philadelphia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Luis Obispo to Philadelphia?

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

  • Can I find deals for business class flights from San Luis Obispo to Philadelphia?

    Yes. Cheapflights offers flight deals from San Luis Obispo 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 San Luis Obispo to Philadelphia?

    Currently, August is the cheapest month in which you can book a flight from San Luis Obispo to Philadelphia (average of $208). Flying from San Luis Obispo to Philadelphia in March is currently the most expensive (average of $311). 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
Reading
King of Prussia
Camden
Ocean City
Lewes
Dewey Beach
Pottstown
Ephrata
Vineland
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Millville
Glen Mills
Chester
Newark

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Alternative routes for San Luis Obispo to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from San Luis Obispo to Philadelphia

Discover the top 2 airlines that operate flights from San Luis Obispo 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 April 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$326Average$608FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$400Average$570FlexibilityNo cancel feeOn-time71%

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