Cheap Flights from Houston (IAH) to Philadelphia (PHL)

View AU$271 flight on Tue, 12 Aug. 2025Opens in a new window

Popular airlines from George Bush Intercontinental Airport (IAH) to Philadelphia International Airport (PHL)

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Cheap Flights from Houston (IAH) to Philadelphia (PHL)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

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

September is typically the cheapest month to fly

From AU$77 - AU$273 per traveller.

Graph displaying average flight prices per month

Flight from Houston to Philadelphia route information
Origin airport
George Bush Intercontinental
Destination airport
Philadelphia Intl.
Distance
2117 km
Average flight time
4 hours 29 mins

Your quick guide to flights from Houston to Philadelphia

Pick up great flights from Houston to Philadelphia

With Expedia, you have your pick of 16 flights a day with 20 airlines covering flights from Houston to Philadelphia. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Houston to Philadelphia that take around 3 hours.

Find cheap flights from Houston to Philadelphia

From the great flight deals with prices currently ranging from to , you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Houston to Philadelphia around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Philadelphia is normally in .

Reasons to book your flight from Houston to Philadelphia with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Houston to Philadelphia across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Philadelphia right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from George Bush Intercontinental Airport (IAH) to Philadelphia Intl. Airport (PHL)?
Based on fares advertised within the last 7 days on Expedia for flights departing within the next year, round-trip journeys between IAH and Philadelphia Intl. Airport (PHL) start from . Make your booking ASAP to score the best price for your trip. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from IAH to Philadelphia Intl. Airport (PHL)?
We understand that life can throw the odd curveball, so we've made it as hassle-free as possible for you to cancel your flight online. Just head to the Customer Service Portal and follow the instructions.
How do I find cheap flights from George Bush Intercontinental Airport (IAH) to PHL that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for George Bush Intercontinental Airport (IAH) to Philadelphia Intl. Airport (PHL) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from IAH to Philadelphia Airport?
Around 2 100 kilometres separates Houston and Philadelphia, so pack something to keep you busy for a couple of hours. That novel you're eager to read will be perfect.
Which airlines fly direct from Houston Airport to PHL?
It's a breeze to fly directly from Houston Airport to Philadelphia Intl. Airport (PHL). These are the most popular carriers that operate nonstop services on this route:

  • United Airlines - (UA) with 91 monthly flights
  • American Airlines - (AA) with 43 monthly flights
  • Spirit Airlines - (NK) with 30 monthly flights
  • Frontier Airlines - (F9) with 8 monthly flights

Are IAH to PHL flight tickets cheaper when they're purchased at the last minute?
Booking your trip from IAH to Philadelphia Intl. Airport (PHL) at the last minute could be your ticket to a great deal. However, you might miss out on a flight altogether! If you'd rather play it safe, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains up to 12 months in advance. If your preferred air carrier hasn't released tickets yet, check back frequently as deals are updated all the time on Expedia.

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