$129 Cheap American Airlines flights Philadelphia (PHL) to Houston (IAH)

Apply the “Price (lowest to highest)” filter on Expedia to search for cheap American Airlines round-trip flights from $185 from PHL to IAH. Affordable one-way fares from $129 are available as well.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

American Airlines flights to Houston are usually cheaper in the quieter months of November and February. Whether you’re in search of a one-way or round-trip ticket, you could find a better deal then.

Look for affordable American Airlines flights from Philadelphia Intl. Airport (PHL) to George Bush Intercontinental Airport (IAH) one to three months ahead of your day of departure. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. No matter the fare type and itinerary, the best day to book a domestic flight is generally Sunday and the most expensive is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Easily travel from Philadelphia Intl. Airport (PHL) to George Bush Intercontinental Airport (IAH) on one of American Airlines’s 7 direct weekly flights. Apply our “Nonstop” and “Airline” filters to find the American Airlines flight that’ll get you to IAH at your preferred time.

On average, it takes 3h 56m to fly nonstop from Philadelphia Intl. Airport (PHL) to George Bush Intercontinental Airport (IAH) with American Airlines.

Taking off from PHL at 6:45PM UTC-5, the first American Airlines flight to IAH lands at 9:41PM UTC-6. Flying earlier in the day means you’re less likely to encounter delays.* Prefer to travel later? The last American Airlines flight from PHL to IAH departs at 6:45PM UTC-5 and touches down at 9:41PM UTC-6.*Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

American Airlines flights from Philadelphia Intl. Airport (PHL) to Houston touch down at George Bush Intercontinental Airport (IAH). This is the main entry point to this destination.

Most likely, you’ll catch an Airbus A319 for your American Airlines flight from Philadelphia Intl. Airport (PHL) to George Bush Intercontinental Airport (IAH). However, you could end up on another aircraft for operational reasons.

Changes are generally free within 24 hours of making your booking, but your airline may charge you after that time. For further information about altering your reservation, check out your “Trips,” select your flight and click on “Manage Booking.” If you want the flexibility to update your itinerary without additional costs, check the “Changes included” and “No cancel fee” filters when planning your next escape.