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

According to our current data, American Airlines ($425), and United Airlines ($589) offers the cheapest pricing from San Luis Obispo to Philadelphia. You may be able to fly from San Luis Obispo to Philadelphia for 37% less than the average price by searching for these airlines.

What is the cheapest day to fly from San Luis Obispo to Philadelphia?

Travelers seeking maximum savings on their San Luis Obispo to Philadelphia flight should consider departing on Saturday afternoons when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Philadelphia ranges from 2.7 - 4.4 inches per month. July is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Philadelphia when rainfall is around 2.7 in.

If weather is an important factor for your trip to Philadelphia, 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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

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

Flights from San Luis Obispo to Philadelphia are found to be more expensive on Wednesday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Philadelphia.

What is the cheapest month to fly from San Luis Obispo to Philadelphia?

August is one of the best times of the year to fly to Philadelphia from San Luis Obispo. Prices for August average $683 per person but you can even find prices for as low as $438. The most expensive prices can be found in the month of December. Opting for a August flight can save you 54% on your journey compared to booking in December

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.

$262+ Flights from San Luis Obispo to Philadelphia

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Cheap flight deals from San Luis Obispo to Philadelphia

Round-trip from	$425 (American Airlines)
One-way from	$262 (American Airlines)
Popular in	December
Cheapest in	August
Average price	$805

From San Luis Obispo County to Philadelphia

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One-way flight from San Luis Obispo County to Philadelphia

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Highest demand for flights based on searches. 17% potential increase in price ($147 potential increase over avg. RT price).

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Cheapest flight prices on average. 5% potential price decrease ($38 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 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 June 30, 2025.

Wed 9/1012:24 pmSBP - PHL

1 stop8h 05mAmerican Airlines

Wed 9/176:42 amPHL - SBP

1 stop7h 52mAmerican Airlines

Deal found 6/30

$425

Sat 8/22:27 pmSBP - PHL

2 stops12h 10mUnited Airlines

Sat 8/98:15 amPHL - SBP

3 stops14h 44mUnited Airlines

Deal found 6/28

$589

Best flights from San Luis Obispo to Philadelphia
Discover carefully curated flight deals from San Luis Obispo to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 30, 2025.

Wed 9/1012:24 pmSBP - PHL

1 stop8h 05mAmerican Airlines

Wed 9/176:42 amPHL - SBP

1 stop7h 52mAmerican Airlines

Deal found 6/30

$425

Sat 8/22:27 pmSBP - PHL

2 stops12h 10mUnited Airlines

Sat 8/98:15 amPHL - SBP

3 stops14h 44mUnited Airlines

Deal found 6/28

$589

Last-minute flights from San Luis Obispo to Philadelphia
Discover last-minute flight deals from San Luis Obispo to Philadelphia. Data last updated June 30, 2025 and is based on user searches.

Thu 7/3112:15 pmSBP - PHL

1 stop9h 44mAmerican Airlines

Fri 8/17:37 amPHL - SBP

1 stop7h 17mAmerican Airlines

Deal found 6/28

$523

Thu 7/314:43 pmSBP - PHL

2 stops9h 54mUnited Airlines

Fri 8/16:52 pmPHL - SBP

3 stops20h 19mUnited Airlines

Deal found 6/29

$797

One-way flights from San Luis Obispo to Philadelphia
Search for one-way flight options from San Luis Obispo to Philadelphia. Find affordable one-way fares based on user searches. Data last updated June 30, 2025.

Sat 7/264:35 pmSBP - PHL

1 stop10h 15mAmerican Airlines

Deal found 6/30

$262

Sat 7/264:43 pmSBP - PHL

2 stops9h 54mUnited Airlines

Deal found 6/30

$317

Cheapflights Fare Finder

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

San Luis ObispoPhiladelphia

SBP - PHL

SBPPHL

San Luis Obispo County

Wed 9/10

12:24 pm-11:29 pm

1 stop8h 05m

Philadelphia

Wed 9/17

6:42 am-11:34 am

1 stop7h 52m

$425

San Luis ObispoPhiladelphia

SBP - PHL

SBPPHL

San Luis Obispo County

Sat 8/2

2:27 pm-5:37 am

2 stops12h 10m

Philadelphia

Sat 8/9

8:15 am-7:59 pm

3 stops14h 44m

$589

San Luis ObispoPhiladelphia

SBP - PHL

SBPPHL

San Luis Obispo County

Sat 7/26

4:35 pm-5:50 am

1 stop10h 15m

$262

San Luis ObispoPhiladelphia

SBP - PHL

SBPPHL

San Luis Obispo County

Sat 7/26

4:43 pm-5:37 am

2 stops9h 54m

$317

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

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 $236). Flying from San Luis Obispo to Philadelphia in March is currently the most expensive (average of $295). 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.

What is the cheapest time of day to fly from SBP to PHL?

It’s typically best to fly out from San Luis Obispo to Philadelphia in the afternoon. Doing so could potentially save you 10% on the flight price compared to flying in the morning, which is usually more expensive.

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

Reviews of airlines servicing Philadelphia

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

8,852 reviews

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

8,852 reviews

United Airlines

7.4

Good

8,852 reviews

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

7.2

Good

10,000 reviews

United Airlines

7.4

Good

8,852 reviews

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

What are the cheapest airlines flying from San Luis Obispo to Philadelphia round-trip?
According to our current data, American Airlines ($425), and United Airlines ($589) offers the cheapest pricing from San Luis Obispo to Philadelphia. You may be able to fly from San Luis Obispo to Philadelphia for 37% 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 $236). Flying from San Luis Obispo to Philadelphia in March is currently the most expensive (average of $295). 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.

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Top 2 airlines flying from San Luis Obispo to Philadelphia

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$376	Average$854	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$414	Average$640	FlexibilityNo cancel fee	On-time71%

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$262+ 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 7/26. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from San Luis Obispo to Philadelphia with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from San Luis Obispo to Philadelphia

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from San Luis Obispo to Philadelphia

Cheapest flights from San Luis Obispo to PhiladelphiaExplore 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 June 30, 2025.

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 June 30, 2025.

Cheapflights Fare Finder

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

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.

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?

What is the cheapest time of day to fly from SBP to PHL?

Find hourly flight availability from San Luis Obispo to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 30, 2025.

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

Reviews of airlines servicing Philadelphia

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.

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.

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

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

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

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

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

Traveling to a place near San Luis Obispo?

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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.

Top 2 airlines flying from San Luis Obispo to Philadelphia

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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 June 30, 2025.