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San Luis Obispo

$218+ 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 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SBP
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap 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 June 12, 2025.

Round-trip from

$425
(United Airlines)

One-way from

$218
(Alaska Airlines)

Popular in

December

Cheapest in

March

Average price

$606
From Philadelphia to San Luis Obispo County
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One-way flight from Philadelphia to San Luis Obispo County
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Highest demand for flights based on searches. 8% potential increase in price ($52 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find 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 June 12, 2025.

This United Airlines deal was found by Cheapflights users on 6/10. 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.
Tue 7/226:28 pmPHL - SBP
1 stop8h 31mUnited Airlines
Wed 8/136:00 pmSBP - PHL
1 stop8h 26mUnited Airlines
Deal found 6/10$425
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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.
Wed 10/227:03 pmPHL - SBP
1 stop26h 40mAlaska Airlines
Mon 10/277:31 pmSBP - PHL
1 stop31h 09mAlaska Airlines
Deal found 6/10$443
This American Airlines deal was found by Cheapflights users on 6/10. 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 7/155:00 amPHL - SBP
1 stop9h 20mAmerican Airlines
Wed 8/204:35 pmSBP - PHL
1 stop9h 50mAmerican Airlines
Deal found 6/10$455

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 June 12, 2025.
Use the filters below to find and compare flights from Philadelphia to San Luis Obispo that are best for you.

Fly from

Philadelphia

Fly to

San Luis Obispo

Route

Depart

Return

Price

PhiladelphiaSan Luis Obispo

PHL - SBP

PHLSBP

Philadelphia

Tue 7/22

6:28 pm-11:59 pm

1 stop8h 31m

San Luis Obispo County

Wed 8/13

6:00 pm-5:26 am

1 stop8h 26m

$425

PhiladelphiaSan Luis Obispo

PHL - SBP

PHLSBP

Philadelphia

Wed 10/22

7:03 pm-6:43 pm

1 stop26h 40m

San Luis Obispo County

Mon 10/27

7:31 pm-5:40 am

1 stop31h 09m

$443

PhiladelphiaSan Luis Obispo

PHL - SBP

PHLSBP

Philadelphia

Tue 7/15

5:00 am-11:20 am

1 stop9h 20m

San Luis Obispo County

Wed 8/20

4:35 pm-5:25 am

1 stop9h 50m

$455

PhiladelphiaSan Luis Obispo

PHL - SBP

PHLSBP

Philadelphia

Tue 9/23

6:58 pm-5:37 pm

1 stop25h 39m

$218

PhiladelphiaSan Luis Obispo

PHL - SBP

PHLSBP

Philadelphia

Tue 9/23

8:15 am-6:19 pm

3 stops37h 04m

$503

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

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, January is the cheapest month in which you can book a flight from Philadelphia to San Luis Obispo (average of $374). Flying from Philadelphia to San Luis Obispo in June is currently the most expensive (average of $528). 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.

Rainfall in San Luis Obispo by month

Plan your trip to San Luis Obispo by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Luis Obispo ranges from 0.0 - 4.0 inches per month. December is typically the wettest month, when rainfall can reach 4.0 in. July is typically the driest time to visit San Luis Obispo when rainfall is around 0.0 in.

Temperature in San Luis Obispo by month

Plan your trip to San Luis Obispo by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Luis Obispo, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

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 June 12, 2025.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

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

    Flying on United Airlines is currently your cheapest option to San Luis Obispo, with prices starting at $425. Additional round-trip tickets that might be worth considering are offered by Alaska Airlines and American Airlines, with the lowest prices starting at $443 and $455, respectively. United Airlines is 23% 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, January is the cheapest month in which you can book a flight from Philadelphia to San Luis Obispo (average of $374). Flying from Philadelphia to San Luis Obispo in June is currently the most expensive (average of $528). 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
Morro Bay
Arroyo Grande
Avila Beach
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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$376Average$562FlexibilityNo cancel feeOn-time71%

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