Raleigh/Durham (RDU) to Philadelphia (PHL) flights

American Airlines, Frontier Airlines, PSA Airlines, Republic Airline fly nonstop from Raleigh-Durham International Airport to Philadelphia International Airport, with about 55 flights a week in July 2026. The 337-mile flight takes about 1h 26m gate to gate.

From

RDU

Raleigh/Durham

Raleigh-Durham International Airport

PHL

Philadelphia

Philadelphia International Airport

Distance: 337 mi · 542 km
Flight time: 1h 26m
Airlines: 4
Seats filled: 69%

Flights a week, July 2026

2,599 flights and 243,454 passengers in 12 months

Map data: Natural Earth. Lines follow the shortest (great-circle) path.

Airlines flying RDU to PHL

Airline	Flights a week	Aircraft	Passengers (12 months)	Flight time
American Airlines	31	Airbus A319, Airbus A320-100/200, Boeing 737-800	105,265	1h 25m
Frontier Airlines	12	Airbus A321, Airbus A320neo, Airbus A320-100/200	80,378	1h 27m
PSA Airlines	11	Bombardier CRJ900, Bombardier CRJ700	41,394	1h 27m
Republic Airline	<1	Embraer E175	13,524	1h 29m
Piedmont AirlinesSeasonal or ended	n/a	Embraer ERJ-145	2,893	1h 29m

Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.

RDU to PHL flight schedule

18 flight numbers flew this route in August 2026, 8 of them almost daily. The first usually leaves at 6:00am and the last at 9:56pm. Times are local and can change; check with the airline before you book.

Flight	Departs	Arrives	Days flown in August 2026	On time (12 months)
AA 1248American Airlines	6:00am	7:38am	4	93%
AA 2781American Airlines	6:00am	7:34am	27	89%
AA 896American Airlines	8:00am	9:38am	27	85%
AA 1115American Airlines	8:01am	9:34am	4	87%
F9 1518Frontier Airlines	9:43am	11:15am	13	78%
F9 2060Frontier Airlines	9:43am	11:15am	23	73%
AA 1846American Airlines	10:36am	12:10pm	4	94%
AA 5663American Airlines · operated by PSA Airlines	10:41am	12:16pm	4	84%
AA 1759American Airlines	11:26am	12:56pm	23	91%
AA 3152American Airlines	1:01pm	2:35pm	23	96%
AA 2403American Airlines	1:05pm	2:34pm	4	74%
AA 5644American Airlines · operated by PSA Airlines	3:00pm	4:35pm	25	64%
AA 6077American Airlines · operated by Piedmont Airlines	3:00pm	4:41pm	4	n/a
AA 1441American Airlines	5:40pm	7:16pm	27	66%
AA 5121American Airlines · operated by PSA Airlines	7:33pm	9:10pm	27	67%
AA 5590American Airlines · operated by PSA Airlines	7:45pm	9:24pm	4	53%
F9 2072Frontier Airlines	7:50pm	9:20pm	17	70%
F9 4844Frontier Airlines	9:56pm	11:29pm	5	74%

Is RDU to PHL on time?

From September 2025 to August 2026, 75% of 2,705 flights arrived within 15 minutes of schedule and 4% were cancelled. Flights leaving around 6am were the most punctual (91%), those around 4pm the least (63%). Most delay time was caused by late-arriving aircraft (59%).

Airline	Flights	On time	Average delay	Cancelled
American Airlines	2,094	76%	24 min	3.7%
Frontier Airlines	611	73%	25 min	4.7%

Airlines as sold: flights operated by regional partners count under the airline on the ticket. Average delay is across all completed flights, early arrivals counted as zero.

On-time arrivals by departure time

Scheduled departure	Flights	On time
6am to 7am	285	91%
7am to 8am	124	92%
8am to 9am	275	84%
9am to 10am	113	79%
10am to 11am	169	90%
11am to 12pm	217	73%
12pm to 1pm	106	79%
1pm to 2pm	215	73%
2pm to 3pm	63	61%
3pm to 4pm	202	68%
4pm to 5pm	206	63%
5pm to 6pm	233	67%
6pm to 7pm	158	65%
7pm to 8pm	223	64%
9pm to 10pm	65	78%

Flights by month

Month	Flights	Passengers
August 2025	239	25,342
September 2025	229	23,286
October 2025	246	24,589
November 2025	193	18,196
December 2025	191	16,695
January 2026	181	12,768
February 2026	167	13,581
March 2026	192	15,466
April 2026	235	18,113
May 2026	243	23,349
June 2026	240	25,437
July 2026	245	26,833

Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.