Cheap Flights from Philadelphia to Houston

Cheapest flights from Philadelphia to Houston

Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Philadelphia to Houston. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.

Cheapest one way flight

$120

Southwest Airlines

1 transfer

6h 5m

11/05/2025

The cheapest one-way flight from Philadelphia to Houston departs on 11/05/2025, is operated by Southwest Airlines and costs $120

Cheapest round trip flight

$145

Frontier Airlines

1 transfer

22h 56m

10/17/2025

The cheapest roundtrip flight from Philadelphia to Houston departs on 10/17/2025, is operated by Frontier Airlines and costs $145

The fastest flight

6h 5m

Fastest flight from Philadelphia to Houston takes 6h 5m

Direct flights

No direct flights

There are no direct flights on this route.

Earliest flight

6:20 AM

Latest flight

9:56 PM

Direct flights count

52

Distance

2157km

Timezone difference

1h

The distance between Philadelphia and Houston is 2157km (1337 miles). There are 52 direct flights from Philadelphia to Houston. The time difference between Philadelphia and Houston is 1h. Flights from Philadelphia begin at 6:20 AM. The latest flight from Philadelphia departs at 9:56 PM

Remember that on average the ideal time to book flights is 2 months before departure!

Airfare from Philadelphia to Houston by month

We carefully collect statistics on the search and pricing of airlines and, based on these data, we make an assumption about future prices. Thus, you can better understand which season is the cheapest to fly from Philadelphia to Houston

October 2025

Lowest price

on average:

$108

Avg Price

Airlines operating on route

The Philadelphia — Houston route is served by a wide range of airlines: 5 in total, including United Airlines, American Airlines, Southwest Airlines, Spirit Airlines, and Frontier Airlines. Competition among carriers gives passengers the opportunity to find tickets at attractive fares — with prices starting from $120. Our service helps compare all available offers within seconds and choose the most convenient option. You can filter flights by price, departure time, or baggage rules to make your trip as comfortable as possible. With so many airlines, there’s always a chance to catch special promotions and save.

Starting at $227

Starting at $446

Starting at $120

Starting at $132

Starting at $156

Direct Flights from Philadelphia to Houston

A direct flight is the most convenient and comfortable way to fly from Philadelphia to Houston, despite the fact that sometimes flights with transfers can cost significantly less.

Philadelphia — Houston

PHL — HOU

11/05/2025

Departure

Direct flight

UA2611

Starting at $227

Philadelphia — Houston

PHL — HOU

10/09/2025

Departure

Direct flight

AA5050

Starting at $446

Philadelphia — Houston

PHL — HOU

10/13/2025

Departure

Direct flight

UA2197

Starting at $415

Schedule of direct flights from Philadelphia to Houston

A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from Philadelphia to Houston:

Unable to find information about the schedule of direct flights from

Philadelphia airports overview

PHL

Philadelphia International Airport

Airlines flying to this airport

$120

Starting at

$249

on average

Houston airports overview

HOU

William P. Hobby Airport

Airlines flying to this airport

$120

Starting at

$120-130%

on average

IAH

George Bush Intercontinental Airport

Airlines flying to this airport

$132

Starting at

$275

on average

Frequently asked questions (FAQ)

Answers to questions about the route that travelers are most interested in.

How much is the cheapest flight ticket from Philadelphia to Houston?

The cheapest flight ticket from Philadelphia to Houston according to data for the last 48 hours costs $120

When is the best time to buy air tickets on the route Philadelphia — Houston?

Often the best time to buy tickets from Philadelphia to Houston is 2 months before departure.

When is the cheapest time of year to fly from Philadelphia to Houston?

Based on statistics over the past years, the lowest prices for flights from Philadelphia to Houston can be found flying in these months: October.

How long does it take to fly from Philadelphia to Houston?

The fastest flights from Philadelphia to Houston start from 6 hours 5 minutes in the air.

Which airline can fly direct from Philadelphia to Houston?

The following airlines operate direct flights on the route Philadelphia — Houston: United Airlines, American Airlines

Special offers and sales on air tickets from Philadelphia to Houston

We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.

We couldn't find any special offers for flights from Philadelphia to Houston

Alternative routes

Allentown ➜ Houston•Atlantic City ➜ Houston•Baltimore ➜ Houston•Lancaster ➜ Houston•New York ➜ Houston•Philadelphia ➜ Waco•Philadelphia ➜ Beaumont•Philadelphia ➜ College Station•Philadelphia ➜ Corpus Christi•Philadelphia ➜ Dallas•Philadelphia ➜ Killeen•Philadelphia ➜ Lake Charles•Philadelphia ➜ Lafayette•Philadelphia ➜ Shreveport•Philadelphia ➜ Tyler

•••••••••••••••••••

Cheapest one way flight

$120

Southwest Airlines

1 transfer

6h 5m

11/05/2025

The cheapest one-way flight from Philadelphia to Houston departs on 11/05/2025, is operated by Southwest Airlines and costs $120

Cheapest round trip flight

$145

Frontier Airlines

1 transfer

22h 56m

10/17/2025

The cheapest roundtrip flight from Philadelphia to Houston departs on 10/17/2025, is operated by Frontier Airlines and costs $145

The fastest flight