Cheap flights from Philadelphia (PHL) to Houston
PHL — HOU
Oct 31 — Nov 71
Round-trip
1 adult, Economy
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Find flight deals from Philadelphia to Houston
Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Houston (HO1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 1, 2026.
Popular in | March |
|---|---|
Cheapest in | January |
Average price | $370 |
Best time to book a flight from Philadelphia to Houston
Have a flexible travel schedule? Discover the best time to fly to Houston from Philadelphia with our price prediction graph.
PHL-HO1
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Philadelphia to Houston
How far ahead should I book a flight from Philadelphia to Houston?
The best time to book flights from Philadelphia to Houston is 83 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Philadelphia to Houston?
Currently, January is the cheapest month in which you can book a flight from Philadelphia to Houston (average of $310). Flying from Philadelphia to Houston in March is currently the most expensive (average of $414). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from PHL to HOU?
Find hourly flight availability from Philadelphia to Houston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 1, 2026.
One of the essential ways to save on airfare from Philadelphia to Houston is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 3% on airfare.
What is the cheapest day to fly from Philadelphia to Houston?
Use this chart to determine the cheapest time to fly round-trip from Philadelphia to Houston. Price data was last updated on October 5, 2025.
Travelers seeking maximum savings on their Philadelphia to Houston flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
The best insider tips for Philadelphia to Houston flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Philadelphia to Houston trip
Our travel experts
Reviews of airlines servicing Houston
Get insights into the airlines that provide service to Houston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Houston. Reviews last updated October 1, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andUnited Airlines from Philadelphia to Houston to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Overall
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Entertainment
7.5
Overall
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Entertainment
7.5
Overall
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Entertainment
7.5
Overall
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Entertainment
7.5
Overall
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Entertainment
7.5
Overall
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Related info for your journey
Find useful and relevant information for your journey from Philadelphia to Houston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Complete your trip
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Search flights from Philadelphia to Houston by cabin class
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Philadelphia and Houston flights
Browse other Philadelphia and Houston flight options. Last updated on October 1, 2026.
Other flights from Philadelphia
Browse through other flights departing from Philadelphia. Flights are based on user searches made on Cheapflights and were last updated on October 1, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 6 airlines flying from Philadelphia to Houston
Discover the top 6 airlines that operate flights from Philadelphia to Houston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$131 | Average$240 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$198 | Average$333 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$234 | Average$396 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$238 | Average$328 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$243 | Average$365 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$252 | Average$372 | FlexibilityNo cancel fee | On-time71% |