$95 Cheap Flights from Philadelphia (PHL) to Houston (HOU)

View $95 flight on Wed, Dec 3, 2025Opens in a new window

Popular airlines from Philadelphia Intl. Airport (PHL) to Houston William Hobby Airport (HOU)

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Cheap Flights from Philadelphia to Houston (PHL-HOU)

Prices were available within the past 7 days and start at $95 for one-way flights and $189 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Wed, Dec 3 - Wed, Dec 10
PHL
Philadelphia
HOU
Houston
$189 Roundtrip, just found
$189
Roundtrip
just found
Select Southwest Airlines flight, departing Wed, Dec 3 from Philadelphia to Houston, returning Wed, Dec 10, priced at $189 just found

Find the cheapest month to fly from Philadelphia (PHL) to Houston (HOU)

October is typically the cheapest month to fly

From $77 - $268 per traveler.

Alternative airports near Houston

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to George Bush Intercontinental IAH. Cheapest option available. Average driving time to city center is 24 minutes. Flights from $160
IAH
George Bush Intercontinental
Cheapest
Average driving time to city center24 min
Flights from $160

Frequently asked questions

How much does a flight from Philadelphia Intl. Airport (PHL) to William P. Hobby Airport (HOU) cost?
Snag a cheap one-way flight from $95 or cheap return flight from $189 from Philadelphia Intl. Airport (PHL) to William P. Hobby Airport (HOU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Philadelphia Intl. Airport (PHL) to William P. Hobby Airport (HOU)?
Planning your getaway for December is a great way to save, as it's the cheapest month for flights between PHL and HOU. You'll usually find the lowest prices during the off-season.
What is the cheapest airline that flies from Philadelphia Intl. Airport (PHL) to William P. Hobby Airport (HOU)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest PHL to HOU flight.
How many flights per day from Philadelphia Intl. Airport (PHL) to William P. Hobby Airport (HOU)?
You'll need to catch a flight with a layover when traveling from Philadelphia Intl. Airport (PHL) to William P. Hobby Airport (HOU). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from PHL to HOU?
Typically you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* However, this can change based on the time of year, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Philadelphia Intl. Airport (PHL) to William P. Hobby Airport (HOU)?
To touch down at William P. Hobby Airport (HOU) on time, opt for a flight that takes off from Philadelphia Intl. Airport (PHL) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Houston from Philadelphia Intl. Airport (PHL)?
Explore your flight options from Philadelphia Intl. Airport (PHL) to George Bush Intercontinental Airport (IAH). This is the only airport in Houston you can arrive at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Philadelphia Intl. Airport (PHL) to William P. Hobby Airport (HOU) last-minute?
Last-minute bookings from PHL to HOU are generally more expensive. For the lowest prices, start searching for flights early. That said, if your travel plans are flexible, you may score a cheap ticket right before your trip.
Is it cheaper to book a PHL to HOU flight and hotel package?
Compared with arranging hotels and flights separately, booking a PHL to HOU flight and hotel package with Expedia could lead to significant savings. Better still, managing everything in one place takes the hassle out of travel planning. Just pick your flights and select from our extensive range of stays, then personalize your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Philadelphia Intl. Airport (PHL) to William P. Hobby Airport (HOU)?
If you reserved your PHL to HOU flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more details.

Travel information

Origin airport
Philadelphia Intl.
Destination airport
William P. Hobby
Airlines serving
American Airlines, Delta, Southwest Airlines
Roundtrip price
$188
Distance
1333 mi

Book with confidence

Philadelphia to Houston Flights

The cheapest times to fly from Philadelphia to Houston

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Philadelphia to Houston are during the month of December. You can find some of the cheapest flights from Philadelphia to Houston with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Philadelphia to Houston

Sunday is one of the best days to book for cheap flights from Philadelphia to Houston: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Philadelphia to Houston

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Philadelphia to Houston in 2025. You can also book with separate airlines for your outbound and return journeys, from $95 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Philadelphia to Houston flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Philadelphia to Houston airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Philadelphia to Houston Flights

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*Available to One Key members.