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Everything you should know

Nonstop flights
Every day
You can fly direct with United Airlines and American Airlines. Average duration is 3h 57m
Direct flights
+1
Direct flights
+1
Top routes
PHL - HOU
Cheapest • 2% average savings
PHL - IAH
Most popular
Insights
Insights
When to book
9 weeks
in advance
Our data shows that travelers who book at least 9 weeks in advance save around 37% compared to booking last minute.
Insights
Insights
When to travel
January
Cheapest • 14% price drop
April
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Tampa (TPA)
Cheapest • Avg $161 (round-trip)
Nashville Intl (BNA)
Shortest trip • 5h 14m (one-way)
Insights
Insights
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Expert advice
Flight Deals

Cheap Flights from Philadelphia to Houston (PHL-HOU)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Philadelphia to Houston

Multiple Airlines Logo
PHL  Philadelphia Airport-HO1 Johor Bahru Hallmark Regency Hotel
1333 mimulti-stop
Multiple Airlines Logo
HO1  Johor Bahru Hallmark Regency Hotel-PHL Philadelphia Airport
1333 mimulti-stop
Multiple Airlines
Booking Insights

Price, demand and travel trends for Philadelphia to Houston flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

What's the cheapest day of the week to fly from Philadelphia to Houston?

Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from Philadelphia to Houston. It’s 8% cheaper than the average day, while Sunday is the most expensive, with prices 18% higher.

What’s the cheapest month to fly from Philadelphia to Houston?

•January is the cheapest month to fly from Philadelphia to Houston at $310 round-trip.
•March ($415) and June ($384) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 33% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Philadelphia to Houston the cheapest?

Flights from Philadelphia to Houston are cheapest 9 weeks before departure. Booking in this window typically costs about 37% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

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Expert advice

Expert advice for your flight from Philadelphia to Houston

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Harriet Baskas

Harriet Baskas

Expert on American Airlines and PHL

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Stefanie Waldek

Stefanie Waldek

Expert on United Airlines

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Read more
John Walton

John Walton

Expert on IAH

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Read more

Key details for Philadelphia to Houston flights

Low season

September
Beat the crowds with an average 27% drop in travelers.
The most popular month to fly with an average 34% increase in travelers.

When to book flights from Philadelphia to Houston

Are your dates flexible? Find out the best times to travel from Philadelphia to Houston based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Philadelphia to Houston flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What are the earliest and latest flights from Philadelphia to Houston?

    These are the earliest and latest flight times available from Philadelphia to Houston:

    • Earliest: departs at 6:16 am and lands at 10:13 am
    • Latest: departs at 8:00 pm and lands at 11:57 pm.

    The flight takes about 3h 57m.

  • What cabin classes can I book on flights from Philadelphia to Houston?

    Three cabin classes are available on flights from Philadelphia to Houston:

    • Economy Class
    • Business Class
    • First Class

  • How long is a flight from Philadelphia to Houston?

    A nonstop flight from Philadelphia to Houston takes 3h 57m, covering 1,333 miles.

  • Do I need a passport to fly from Philadelphia to Houston?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a Philadelphia to Houston flight?

    Round-trip flights from Philadelphia to Houston range from $287 to $453, with an average of $360 over the past 12 months. Anything below $287 counts as a good deal.

  • How expensive are last-minute Philadelphia to Houston flights?

    Last-minute fares on this route (booked within two weeks of departure) run 20% above the $360 route average. Book 9 weeks before departure for the lowest fares.

  • How much can I save by taking a layover when flying from Philadelphia to Houston?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $161 round-trip via Tampa (TPA), compared to $372 for nonstop.

  • What is the standard checked-bag allowance on flights from Philadelphia to Houston?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $40–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • How are flight departures from Philadelphia to Houston spread across the day?

    Morning is the busiest departure period on Philadelphia to Houston flights, with 40% of flights leaving in that window. Evening departures account for 40%, afternoon flights for 20%, and night flights for 0%.

  • Which airlines offer Wi-Fi on Philadelphia to Houston flights?

    Two airlines offer in-flight Wi-Fi on Philadelphia to Houston flights:

    • American Airlines
    • JetBlue

    Pricing varies by airline and fare class. Some plans are included with the ticket or loyalty program; others are paid add-ons priced by flight length.

  • What car rental options are available in Houston?

    Since Houston is served by multiple airports, car rental options and rates can vary depending on which one you fly into.
    Near Houston George Bush Intcntl Airport (IAH) — daily rates from around $3:

    • ACO Rent A Car
    • Easirent
    • America Car Rental
    • Thrifty
    • Hertz

    Near Houston Hobby Airport (HOU) — daily rates from around $25:

    • Thrifty
    • Dollar
    • Alamo
    • Hertz
    • Ace

  • Which airports can I use when flying from Philadelphia to Houston?

    Flights from Philadelphia to Houston usually depart from Philadelphia (PHL) and may arrive at several airports in Houston area, including Houston Hobby (HOU) and Houston George Bush Intcntl (IAH).

  • Which airports do connecting flights from Philadelphia to Houston pass through?

    One-stop flights from Philadelphia to Houston most commonly connect through:

    • Atlanta Hartsfield-Jackson (ATL) - 52% of one-stop connections
    • Raleigh-Durham (RDU) - 10% of one-stop connections
    • Orlando (MCO) - 9% of one-stop connections
    • Lambert-St Louis (STL) - 8% of one-stop connections

  • Can I save money by using flexible dates for flights from Philadelphia to Houston?

    Yes. Flexible dates can save you up to 22% on flights from Philadelphia to Houston. Tuesday is the cheapest departure day at $333 round-trip on average, while Sunday is the most expensive at $425, a difference of $92.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What airlines fly from Philadelphia to Houston?

    2 airlines operate flights between Philadelphia and Houston. The airlines offering nonstop flights on this route include:

    • United Airlines
    • American Airlines

  • How much time can I save by choosing a different layover airport from Philadelphia to Houston?

    Flying via Nashville Intl (BNA) gives the shortest average 1-stop total travel time at 5h 14m, compared with 5h 24m via Lambert-St Louis (STL) and 5h 51m via Dallas Love Field (DAL).

  • What is the time difference between Philadelphia and Houston?

    Houston is 1 hour behind Philadelphia (Central Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Houston?

    Some of the most popular sights in Houston are George R. Brown Convention Center, Daikin Park and Houston Stadium. These are among the most viewed places in Houston on KAYAK.

  • Which airlines offer extra legroom and free seat selection on Philadelphia to Houston flights?

    Among airlines operating Philadelphia to Houston flights:

    • American Airlines: offers extra legroom; offers free seat selection
    • United Airlines: offers extra legroom; offers free seat selection
    • Frontier: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on Philadelphia to Houston flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • American Airlines: a cabin bag and a checked bag in Economy Class
    • United Airlines: a cabin bag and a checked bag in Economy Class
    • JetBlue: a cabin bag in Economy Class class

    Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

Your guide to booking Philadelphia to Houston flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure and avoid flying on Sunday. On this route, Tuesday flights average $333, about $92 less than Sunday fares (22% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 9 weeks before you fly. On this route, that window historically saves about 37% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Philadelphia to Houston trip for January. Fares historically average $310 round-trip in that month - typically $105 less than the most expensive month, which is March (based on the last 12 months).
  • If you have the time, taking a 1-stop flight through Tampa Airport (TPA) can be cheaper than flying direct. The cheapest layover option averages $161 round-trip on this route - about $210 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, hotels close to the airport you're flying into can be a convenient option.

    Near Houston George Bush Intcntl Airport

    • Houston Airport Marriott at George Bush Intercontinental

    Near Houston Hobby Airport

    • DoubleTree by Hilton Hotel Houston Hobby Airport
    • Best Western Plus Hobby Airport Inn & Suites
    • Hilton Garden Inn Houston Hobby Airport

Prefer to fly direct from Philadelphia to Houston?

 
Find which airlines fly direct from Philadelphia Airport to Houston, which days they fly and book direct flights.

Direct departures

Philadelphia to Houston

Monday

American Airlines,United Airlines

American Airlines,United Airlines

Tuesday

American Airlines,United Airlines

American Airlines,United Airlines

Wednesday

American Airlines,United Airlines

American Airlines,United Airlines

Thursday

American Airlines,United Airlines

American Airlines,United Airlines

Friday

American Airlines,United Airlines

American Airlines,United Airlines

Saturday

American Airlines,United Airlines

American Airlines,United Airlines

Sunday

American Airlines,United Airlines

American Airlines,United Airlines

See more direct flights

Direct returns

Houston to Philadelphia

Monday

American Airlines,United Airlines

American Airlines,United Airlines

Tuesday

American Airlines,United Airlines

American Airlines,United Airlines

Wednesday

American Airlines,United Airlines

American Airlines,United Airlines

Thursday

American Airlines,United Airlines

American Airlines,United Airlines

Friday

American Airlines,United Airlines

American Airlines,United Airlines

Saturday

American Airlines,United Airlines

American Airlines,United Airlines

Sunday

American Airlines,United Airlines

American Airlines,United Airlines

See more direct flights

More options for your flight from Philadelphia to Houston

Complete your trip to Houston with a hotel stay or car rental

Car rentals in Houston
Hotels in Houston
Vacations in Houston