The sector is held by American Airlines and United Airlines.
Airport pair · hand carry reference
IAH Houston to PHL Philadelphia
George Bush Intercontinental, the United States, to Philadelphia International, the United States. Computed from the scheduled network held on 2026-09-07.
- Nonstop
- 5.9 times a day
- Great circle
- 2,129 km
- Block, estimated
- 3h 13m
- Door to door
- 9h 58m
What IAH to PHL looks like
The IAH to PHL sector, the carriers on it and the flying time, before anything is promised to anybody.
Houston IAH to Philadelphia PHL is a medium haul sector of 2,129 km by great circle, flown nonstop 5.9 times a day.
At the cruise speed this site models for 2,129 km, 830 km an hour, and thirty minutes of taxi at the two ends, the flight blocks at about 3h 13m.
Houston IAH is a major hub in the network held here, 197 scheduled destinations and 641 departures a day. Philadelphia PHL has 171 destinations and 527.5 departures a day.
Philadelphia is one hour ahead of Houston all year.
The pair sits inside the Americas, a corridor where the site already publishes 13 written lanes that go into customs and ground detail this page does not.
Who flies the sector, and how often
Average daily frequencies on IAH to PHL from the scheduled route statistics, both directions, with the operating carriers named.
| Direction | Flights a day | Flights a week | Operated by |
|---|---|---|---|
| IAH to PHL | 5.86 | 41 | American Airlines, United Airlines |
| PHL to IAH | 6 | 42 | American Airlines, United Airlines |
Two carriers hold the sector, American Airlines and United Airlines, which gives a missed departure somewhere to go without leaving the nonstop.
At 5.9 times a day there is usually another departure within a few hours, which is what makes a same day booking on this pair realistic.
Between them the two directions put about 83 departures a week on IAH to PHL, which is the number that decides whether a seat can be found today or on Thursday.
The clock from collection to signature
The same ground timings the route calculator starts from, applied to the 3h 13m block time on IAH to PHL. Change any of them in the tool further down and the total moves with them.
| Stage | Allowed | Elapsed |
|---|---|---|
| Collection and the run to IAH | 90 min | 1h 30m |
| At IAH before departure | 180 min | 4h 30m |
| IAH to PHL in the air, estimated | 193 min | 7h 43m |
| Formalities at PHL | 90 min | 9h 13m |
| Delivery run in Philadelphia | 45 min | 9h 58m |
| Door to door | 598 min | 9h 58m |
On the desk standard ground timings, ninety minutes to collect and reach the airport, three hours at the airport before departure, ninety minutes of arrival formalities and a forty five minute delivery run, the door to door figure for IAH to PHL is 9h 58m.
A courier who leaves Houston at 09:00 local is on the ground in Philadelphia at about 13:13 local and at the door by 15:28 the same day.
Working backwards from a six in the evening handover in Philadelphia, the last useful departure from Houston is around 11:32 local.
When the nonstop does not work
Every airport that joins the two ends, ranked by when they land, among the ones whose weaker leg is dependable enough to plan on. Connection time is allowed for the size of the hub. 56 of them join IAH to PHL.
| Connecting at | IAH to hub, flights a day | Hub to PHL, flights a day | Track, km | Estimated, gate to gate |
|---|---|---|---|---|
| Birmingham BHM | 5.29 | 2.29 | 2,145 | 4h 44m |
| Greenville GSP | 1.71 | 3.57 | 2,174 | 4h 46m |
| Memphis MEM | 6 | 2.29 | 2,159 | 4h 55m |
| New Orleans MSY | 8.57 | 2.71 | 2,240 | 4h 57m |
| Washington DC DCA | 2.57 | 2.14 | 2,134 | 5h 01m |
| Indianapolis IND | 4.29 | 6.14 | 2,304 | 5h 11m |
With 5.9 times a day on the nonstop, a connection here is a disruption plan rather than a routing, and it is listed because a closed runway or a cancellation wave is exactly when nobody has time to work it out.
56 airports connect the two ends on the scheduled network held here. The quickest of the dependable ones is Birmingham BHM, where the weaker of the two legs still runs about twice a day.
Through BHM the routing covers 2,145 km against the 2,129 km nonstop track and takes about 4h 44m in the air and on the ground at the hub, allowing 60 minutes to connect at an airport of that size.
That is only 1h 31m more than the nonstop, which is close enough that a connection is worth taking when the nonstop is full or badly timed.
Behind it, Greenville GSP at 4h 46m and Memphis MEM at 4h 55m hold the same connection, so a booking has three hubs to try before it has to wait for the nonstop.
If nothing suitable leaves Houston, Houston HOU is 38 km away by great circle and carries 145 scheduled destinations of its own, which is usually a shorter road transfer than a lost day.
If nothing suitable leaves Philadelphia, Newark EWR is 129 km away by great circle and carries 201 scheduled destinations of its own, which is usually a shorter road transfer than a lost day.
Plan Houston to Philadelphia yourself
The same tool the dispatchers use, open to anybody and free. It is loaded with this pair already. Change either end, add a stopover or a preferred airline, and it works out the connection, the transit and the door to door clock, with the real departures underneath. Put it on your own site if it is useful to you.
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Restrictions
Where this came from, and where to look next
- Carriers and frequencies: AeroDataBox scheduled route statistics, retrieved 2026-09-07. Average daily flights, not a timetable.
- Distances: great circle from published coordinates. They read short against a flown track, which is why the block time above applies a factor to them.
- Block and connection times: the same model the route calculator lower down this page runs, at the same rounding.
- Restrictions: the airport notes file, checked 2026-09-07.
- Industrial sites: public company information. Nothing here says or implies that any company named is a customer of any courier operator.
Who publishes this. OnBoard Courier is a placement desk in Dubai. An assignment is carried out by a vetted partner operator, with the desk as the single point of contact from the quote to the signature. This page exists because our own dispatchers need the answer for IAH to PHL in the twenty minutes before a promise is made, and a reference only one operator can read is not a reference. Free to read, quote and cite. Found an error? Tell us and we will correct it.
If you need something moved rather than looked up, the desk prices a hand carry in fifteen minutes.
- The IAH airport entry
- The PHL airport entry
- Hand carry into the United States
- The written lane, Doha to Houston
- The written lane, Dubai to Houston
- The written lane, Houston to Aberdeen
- The route calculator
More pairs through IAH and PHL: Atlanta to Houston, San Francisco to Houston, Chicago to Houston, Houston to Boston, Seattle to Houston, Frankfurt to Houston, Detroit to Houston, Amsterdam to Houston.