
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $255 (Frontier) |
One-way from | $128 (Kiwi.com) |
Popular in | March |
Cheapest in | September |
Average price | $350 |
Good round-trip deal | $309 or less |
Good one-way deal | $190 or less |
Fly from
Fly to
Route
Depart
Return
PhiladelphiaHouston
PHL - IAH
PHLIAH
Philadelphia
Tue 7/21
6:15 am-8:44 am
Nonstop3h 29m
Houston George Bush Intcntl
Sat 8/1
5:09 pm-12:57 am
1 stop6h 48m
PhiladelphiaHouston
PHL - IAH
PHLIAH
Philadelphia
Wed 8/12
6:16 am-8:50 am
Nonstop3h 34m
Houston George Bush Intcntl
Sun 8/16
7:30 am-11:58 am
Nonstop3h 28m
PhiladelphiaHouston
PHL - IAH
PHLIAH
Philadelphia
Sat 7/11
7:45 pm-12:45 am
1 stop6h 00m
Houston George Bush Intcntl
Sat 7/18
5:09 pm-12:57 am
1 stop6h 48m
PhiladelphiaHouston
PHL - IAH
PHLIAH
Philadelphia
Sat 11/14
8:00 pm-12:30 am
1 stop5h 30m
Houston George Bush Intcntl
Sun 11/22
7:50 am-12:10 pm
Nonstop3h 20m
PhiladelphiaHouston
PHL - IAH
PHLIAH
Philadelphia
Thu 10/1
6:15 pm-8:49 pm
Nonstop3h 34m
Houston George Bush Intcntl
Sun 10/4
7:30 am-11:58 am
Nonstop3h 28m
PhiladelphiaHouston
PHL - IAH
PHLIAH
Philadelphia
Thu 7/23
6:15 am-8:44 am
Nonstop3h 29m
Houston George Bush Intcntl
Mon 7/27
6:05 pm-10:29 pm
Nonstop3h 24m
PhiladelphiaHouston
PHL - IAH
PHLIAH
Philadelphia
Fri 7/10
7:00 pm-11:57 pm
1 stop5h 57m
Houston George Bush Intcntl
Tue 7/14
8:05 am-4:04 pm
1 stop6h 59m
PhiladelphiaHouston
PHL - IAH
PHLIAH
Philadelphia
Sat 7/4
6:10 am-10:36 am
1 stop5h 26m
Houston George Bush Intcntl
Tue 7/7
8:05 am-3:02 pm
1 stop5h 57m
PhiladelphiaHouston
PHL - IAH
PHLIAH
Philadelphia
Thu 8/6
6:15 am-8:44 am
Nonstop3h 29m
Houston George Bush Intcntl
Sun 8/9
5:00 am-12:25 pm
1 stop6h 25m
PhiladelphiaHouston
PHL - IAH
PHLIAH
Philadelphia
Mon 6/29
6:15 am-8:44 am
Nonstop3h 29m
Houston George Bush Intcntl
Tue 7/7
7:31 am-11:58 am
Nonstop3h 27m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
The price you pay for your flight from Philadelphia to Houston George Bush Intcntl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 83 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Currently, September is the cheapest month in which you can book a flight from Philadelphia to Houston George Bush Intcntl Airport (average of $279). Flying from Philadelphia to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $421). 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.
Unlike in the morning, when flights are generally more expensive, you can save up to 7% on flights from Philadelphia to Houston George Bush Intcntl Airport by exploring options for tickets in the afternoon.
Travelers seeking maximum savings on their Philadelphia to Houston George Bush Intcntl Airport flight should consider departing on Friday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Chicago (ORD) – chosen by Cheapflights users on 50% of 1-stop itineraries from Philadelphia to Houston George Bush Intcntl Airport on Cheapflights.
Chicago (ORD) is the most affordable 1-stop option, with an average round-trip price of $260.
Flights via Raleigh (RDU) have the shortest average one-way travel time for 1-stop routes: 6h 14m.
Flights via Chicago (ORD) offer the fastest connection on this route, with an average layover time of 1h 31m.
Overall
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Anonymous,May 2026
SEA - KOA
Overall
Entertainment
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Anonymous,May 2026
SEA - KOA
Overall
Entertainment
Food
Comfort
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Anonymous,May 2026
SEA - KOA
Overall
Entertainment
Food
Comfort
Crew
Boarding
Reviews
Anonymous,May 2026
SEA - KOA
Overall
Entertainment
Food
Comfort
Crew
Boarding
Reviews
Anonymous,May 2026
SEA - KOA
Overall
Entertainment
Food
Comfort
Crew
Boarding
Reviews
Anonymous,May 2026
SEA - KOA
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$128 | Average$223 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$200 | Average$299 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$232 | Average$354 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$234 | Average$373 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$238 | Average$348 | FlexibilityNo cancel fee | On-timeN/A |