Alaska Airlines flights from Greenville/Spartanburg (GSP) to Philadelphia (PHL).

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 13:27 Greenville/Spartanburg (GSP) 15:22 Philadelphia (PHL) F
Alaska Airlines AS 4114 Non-stop Embraer ERJ 145 (ER4) 1:55 Effective 2026-08-05 through 2026-09-08
Codeshare flight, operated by American Airlines.(AA 5924)
Mon-Fri,Sun 10:30 Greenville/Spartanburg (GSP) 12:20 Philadelphia (PHL) F
Alaska Airlines AS 4137 Non-stop Embraer ERJ 145 (ER4) 1:50 Effective 2026-02-12 through 2026-03-06
Codeshare flight, operated by American Airlines.(AA 5904)
Sat 10:35 Greenville/Spartanburg (GSP) 12:25 Philadelphia (PHL) F
Alaska Airlines AS 4137 Non-stop Embraer ERJ 145 (ER4) 1:50 Effective 2026-02-14 through 2026-03-07
Codeshare flight, operated by American Airlines.(AA 5904)
Mon,Tue,Sat,Sun 10:40 Greenville/Spartanburg (GSP) 12:32 Philadelphia (PHL) F
Alaska Airlines AS 4137 Non-stop Embraer ERJ 145 (ER4) 1:52 Effective 2026-03-14 through 2026-03-17
Codeshare flight, operated by American Airlines.(AA 6048)
Daily 16:03 Greenville/Spartanburg (GSP) 17:55 Philadelphia (PHL) F
Alaska Airlines AS 4137 Non-stop Embraer ERJ 145 (ER4) 1:52 Effective from 2026-10-05
Codeshare flight, operated by American Airlines.(AA 5925)
Daily 11:07 Greenville/Spartanburg (GSP) 12:55 Philadelphia (PHL) F
Alaska Airlines AS 4351 Non-stop Embraer ERJ 145 (ER4) 1:48 Effective 2026-06-10 through 2026-07-01
Codeshare flight, operated by American Airlines.(AA 5800)
Tue-Sat 11:08 Greenville/Spartanburg (GSP) 12:55 Philadelphia (PHL) F
Alaska Airlines AS 4351 Non-stop Embraer ERJ 145 (ER4) 1:47 Effective 2026-04-07 through 2026-04-11
Codeshare flight, operated by American Airlines.(AA 6014)
Mon-Fri,Sun 10:40 Greenville/Spartanburg (GSP) 12:32 Philadelphia (PHL) F
Alaska Airlines AS 4779 Non-stop Embraer ERJ 145 (ER4) 1:52 Effective 2026-03-08 through 2026-03-13
Codeshare flight, operated by American Airlines.(AA 6048)
Daily 11:08 Greenville/Spartanburg (GSP) 12:55 Philadelphia (PHL) F
Alaska Airlines AS 6038 Non-stop Embraer ERJ 145 (ER4) 1:47 Effective 2026-04-12 through 2026-05-12
Codeshare flight, operated by American Airlines.(AA 6014)
Daily 13:00 Greenville/Spartanburg (GSP) 14:55 Philadelphia (PHL) F
Alaska Airlines AS 6385 Non-stop Canadair CRJ 900 (CR9) 1:55 Effective 2026-09-09 through 2026-10-04
Codeshare flight, operated by American Airlines.(AA 5427)
Daily 11:08 Greenville/Spartanburg (GSP) 12:55 Philadelphia (PHL) F
Alaska Airlines AS 6886 Non-stop Embraer ERJ 145 (ER4) 1:47 Effective 2026-07-02 through 2026-08-04
Codeshare flight, operated by American Airlines.(AA 5797)




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Alaska Airlines flights from Greenville/Spartanburg (GSP) to Philadelphia (PHL).
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Alaska Airlines AS4114
13:27
Greenville/Spartanburg (GSP)

15:22
Philadelphia (PHL) F
Effective 2026-08-05 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5924)
Duration: 1:55, non-stop
Embraer ERJ 145 (ER4)
Direct Codeshare Flights:
Alaska Airlines AS4137
10:30
Greenville/Spartanburg (GSP)

12:20
Philadelphia (PHL) F
Effective 2026-02-12 through 2026-03-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 5904)
Duration: 1:50, non-stop
Embraer ERJ 145 (ER4)
Direct Codeshare Flights:
Alaska Airlines AS4137
10:35
Greenville/Spartanburg (GSP)

12:25
Philadelphia (PHL) F
Effective 2026-02-14 through 2026-03-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 5904)
Duration: 1:50, non-stop
Embraer ERJ 145 (ER4)
Direct Codeshare Flights:
Alaska Airlines AS4137
10:40
Greenville/Spartanburg (GSP)

12:32
Philadelphia (PHL) F
Effective 2026-03-14 through 2026-03-17
Mon
Tue
Wed
-
Thu
-
Fri
-
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6048)
Duration: 1:52, non-stop
Embraer ERJ 145 (ER4)
Direct Codeshare Flights:
Alaska Airlines AS4137
16:03
Greenville/Spartanburg (GSP)

17:55
Philadelphia (PHL) F
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5925)
Duration: 1:52, non-stop
Embraer ERJ 145 (ER4)
Direct Codeshare Flights:
Alaska Airlines AS4351
11:07
Greenville/Spartanburg (GSP)

12:55
Philadelphia (PHL) F
Effective 2026-06-10 through 2026-07-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5800)
Duration: 1:48, non-stop
Embraer ERJ 145 (ER4)
Direct Codeshare Flights:
Alaska Airlines AS4351
11:08
Greenville/Spartanburg (GSP)

12:55
Philadelphia (PHL) F
Effective 2026-04-07 through 2026-04-11
Mon
-
Tue
Wed
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 6014)
Duration: 1:47, non-stop
Embraer ERJ 145 (ER4)
Direct Codeshare Flights:
Alaska Airlines AS4779
10:40
Greenville/Spartanburg (GSP)

12:32
Philadelphia (PHL) F
Effective 2026-03-08 through 2026-03-13
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 6048)
Duration: 1:52, non-stop
Embraer ERJ 145 (ER4)
Direct Codeshare Flights:
Alaska Airlines AS6038
11:08
Greenville/Spartanburg (GSP)

12:55
Philadelphia (PHL) F
Effective 2026-04-12 through 2026-05-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 6014)
Duration: 1:47, non-stop
Embraer ERJ 145 (ER4)
Direct Codeshare Flights:
Alaska Airlines AS6385
13:00
Greenville/Spartanburg (GSP)

14:55
Philadelphia (PHL) F
Effective 2026-09-09 through 2026-10-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5427)
Duration: 1:55, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
Alaska Airlines AS6886
11:08
Greenville/Spartanburg (GSP)

12:55
Philadelphia (PHL) F
Effective 2026-07-02 through 2026-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5797)
Duration: 1:47, non-stop
Embraer ERJ 145 (ER4)
  • A domestic route departing from the Greenville/Spartanburg airport (GSP) and arriving at Philadelphia airport (PHL).
  • The flight distance is 513 miles, or 826 km.
  • The timezone of both the departure and the arrival airports is UTC-5 . Current time at both airports is (loading...).
  • For direct flights, the flight time varies between 1:47 and 1:55.
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