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San Luis Obispo

$195+ Cheap flights from Philadelphia to San Luis Obispo (PHL - SBP)

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 10/16. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SBP
Aug 28 — Sep 41
Fri 8/28
Fri 9/4
1 adult, Economy
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Find cheap flights from Philadelphia to San Luis Obispo with Cheapflights

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Cheap flight deals from Philadelphia to San Luis Obispo

Cheapest flights from Philadelphia to San Luis Obispo
Explore the most affordable flight options available from Philadelphia to San Luis Obispo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2026.

This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:00 am
PHL
-
SBP
1 stop9h 02m
United Airlines
Tue 10/206:00 am
SBP
-
PHL
1 stop8h 21m
United Airlines
Deal found 7/24$379
This United Airlines deal was found by Cheapflights users on 7/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:00 am
PHL
-
SBP
1 stop9h 02m
United Airlines
Wed 10/217:11 am
SBP
-
PHL
2 stops11h 18m
United Airlines
Deal found 7/28$384
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/137:45 am
PHL
-
SBP
2 stops10h 40m
United Airlines
Mon 11/1610:38 am
SBP
-
PHL
2 stops9h 31m
United Airlines
Deal found 7/25$389
This United Airlines deal was found by Cheapflights users on 7/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/269:27 am
PHL
-
SBP
1 stop8h 55m
United Airlines
Sun 8/308:33 pm
SBP
-
PHL
2 stops10h 05m
United Airlines
Deal found 7/28$404
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/241:12 pm
PHL
-
SBP
2 stops11h 13m
United Airlines
Thu 12/318:34 pm
SBP
-
PHL
1 stop7h 55m
United Airlines
Deal found 7/26$424
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/38:20 am
PHL
-
SBP
2 stops10h 01m
United Airlines
Mon 9/78:33 pm
SBP
-
PHL
2 stops10h 29m
United Airlines
Deal found 7/26$454
This Orbitz 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/186:41 pm
PHL
-
SBP
1 stop17h 48m
Alaska Airlines
Tue 10/207:30 am
SBP
-
PHL
1 stop28h 44m
Alaska Airlines
Deal found 7/24$459
This United Airlines deal was found by Cheapflights users on 7/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/128:00 am
PHL
-
SBP
1 stop8h 24m
United Airlines
Sun 8/168:33 pm
SBP
-
PHL
2 stops10h 05m
United Airlines
Deal found 7/28$464

Find flight deals from Philadelphia to San Luis Obispo

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to San Luis Obispo (SBP). 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 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$379
(American Airlines)

One-way from

$195
(Alaska Airlines)

Popular in

March

Cheapest in

February

Average price

$556
Provider with most accurate pricing for Philadelphia-San Luis Obispo County flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-San Luis Obispo County flights.
Search Deals
From Philadelphia to San Luis Obispo County
Search Deals
One-way flight from Philadelphia to San Luis Obispo County
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($52 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia to San Luis Obispo 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 29, 2026.
Use the filters below to find and compare flights from Philadelphia to San Luis Obispo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaSan Luis Obispo

PHL - SBP

PHLSBP

Philadelphia

Fri 11/13

7:45 am-1:16 pm

1 stop8h 31m

San Luis Obispo County

Mon 11/16

6:40 pm-7:39 am

1 stop9h 59m

$379

PhiladelphiaSan Luis Obispo

PHL - SBP

PHLSBP

Philadelphia

Fri 9/4

6:00 am-11:53 am

1 stop8h 53m

San Luis Obispo County

Mon 9/7

8:33 pm-10:02 am

2 stops10h 29m

$384

PhiladelphiaSan Luis Obispo

PHL - SBP

PHLSBP

Philadelphia

Thu 9/10

6:00 am-11:53 am

1 stop8h 53m

San Luis Obispo County

Thu 9/24

7:11 am-9:15 pm

2 stops11h 04m

$384

PhiladelphiaSan Luis Obispo

PHL - SBP

PHLSBP

Philadelphia

Sat 10/17

11:20 am-7:52 pm

2 stops11h 32m

San Luis Obispo County

Tue 10/20

6:00 am-5:21 pm

1 stop8h 21m

$384

PhiladelphiaSan Luis Obispo

PHL - SBP

PHLSBP

Philadelphia

Fri 9/18

6:00 am-11:53 am

1 stop8h 53m

San Luis Obispo County

Mon 9/21

8:33 pm-9:43 am

2 stops10h 10m

$384

PhiladelphiaSan Luis Obispo

PHL - SBP

PHLSBP

Philadelphia

Wed 8/12

8:00 am-1:24 pm

1 stop8h 24m

San Luis Obispo County

Sun 8/16

8:33 pm-9:38 am

2 stops10h 05m

$464

PhiladelphiaSan Luis Obispo

PHL - SBP

PHLSBP

Philadelphia

Sat 8/29

9:27 am-5:45 pm

1 stop11h 18m

San Luis Obispo County

Tue 9/1

8:00 am-7:15 pm

1 stop8h 15m

$489
Quickest round-trip

PhiladelphiaSan Luis Obispo

PHL - SBP

PHLSBP

Philadelphia

Thu 9/17

6:00 am-11:53 am

1 stop8h 53m

San Luis Obispo County

Mon 9/21

8:33 pm-7:49 am

1 stop8h 16m

$489
Cheapest one-way

PhiladelphiaSan Luis Obispo

PHL - SBP

PHLSBP

Philadelphia

Fri 10/16

6:41 pm-9:29 am

1 stop17h 48m

$195

PhiladelphiaSan Luis Obispo

PHL - SBP

PHLSBP

Philadelphia

Thu 8/6

5:46 pm-11:45 pm

1 stop8h 59m

$280

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/26

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Compare providers for flights from Philadelphia to San Luis Obispo

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

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

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

Currently, February is the cheapest month in which you can book a flight from Philadelphia to San Luis Obispo (average of $368). Flying from Philadelphia to San Luis Obispo in March is currently the most expensive (average of $900). 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 Philadelphia to San Luis Obispo?

Airfare is below average for this route at the moment.

Philadelphia to San Luis Obispo flights typically cost between $460 and $756 in October.
The cheapest round-trip price found within the last 5 days was $379 on United Airlines (Oct 17-Oct 20).

Reviews of airlines servicing San Luis Obispo

Get insights into the airlines that provide service to San Luis Obispo. 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 San Luis Obispo. Reviews last updated July 29, 2026.
Get a feel of what it's like to fly with American Airlines from Philadelphia to San Luis Obispo 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
7.1
Good
11,839 reviews

Comfort

7.2

Overall

7.1

Entertainment

6.8

Crew

7.9

Boarding

7.5

Food

6.4

Reviews

1 / 20
8.0
Excellent

ameenah,Feb 2024

PHL - DFW

Allow you to take your carry on with you on the plane. It was a full flight and I had to check my bag. As we boarded, a few people who came after me were able to take their bags on the plane.
American Airlines
7.1
Good
11,839 reviews
American Airlines
7.1
Good
11,839 reviews

Comfort

7.2

Overall

7.1

Entertainment

6.8

Crew

7.9

Boarding

7.5

Food

6.4

Reviews

1 / 20
8.0
Excellent

ameenah,Feb 2024

PHL - DFW

Allow you to take your carry on with you on the plane. It was a full flight and I had to check my bag. As we boarded, a few people who came after me were able to take their bags on the plane.

Related info for your journey

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

    There are many flights that can get you from Philadelphia to San Luis Obispo in 8h 31m. Fly via United Airlines to get the fastest option. There are 2479 mi between Philadelphia and San Luis Obispo.

  • What is the cheapest airline to fly from Philadelphia to San Luis Obispo round-trip?

    Flying on American Airlines is currently your cheapest option to San Luis Obispo, with prices starting at $388. American Airlines is 29% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Philadelphia to San Luis Obispo (average of $368). Flying from Philadelphia to San Luis Obispo in March is currently the most expensive (average of $900). 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 San Luis Obispo?

Book flights to San Luis Obispo if you plan to visit one of these locations
Cambria
Morro Bay
Arroyo Grande
San Simeon

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Alternative routes for Philadelphia to San Luis Obispo

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

Discover the top airline that operate flights from Philadelphia to San Luis Obispo. 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 July 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$388Average$548FlexibilityNo cancel feeOn-time71%

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