Korean Air flights from Atlanta (ATL) to Philadelphia (PHL).

FLIGHT SCHEDULE
Direct Codeshare Flights:
Mon,Wed,Fri 15:10 Atlanta (ATL) S 17:14 Philadelphia (PHL) D Korean Air KE 6997 Non-stop Airbus A321 (321) 2:04 Effective 2026-04-13 through 2026-05-06 Codeshare flight, operated by Delta Air Lines.(DL 1169)
Mon 22:30 Atlanta (ATL) S 00:21 Philadelphia (PHL) D Korean Air KE 6997 Non-stop Airbus A321 (321) 1:51 Operates only on 2026-01-05 Codeshare flight, operated by Delta Air Lines.(DL 2642) The flight arrives 1 day after departure.
Mon-Sat 22:34 Atlanta (ATL) S 00:27 Philadelphia (PHL) D Korean Air KE 6997 Non-stop Boeing 737-900 (739) 1:53 Valid until 2026-01-03 Codeshare flight, operated by Delta Air Lines.(DL 2642) The flight arrives 1 day after departure.
Sun 22:45 Atlanta (ATL) S 00:41 Philadelphia (PHL) D Korean Air KE 6997 Non-stop Airbus A321 (321) 1:56 Operates only on 2026-01-04 Codeshare flight, operated by Delta Air Lines.(DL 2642) The flight arrives 1 day after departure.
Wed,Thu 10:48 Atlanta (ATL) S 12:42 Philadelphia (PHL) D Korean Air KE 6999 Non-stop Boeing 737-900 (739) 1:54 Valid until 2026-01-01 Codeshare flight, operated by Delta Air Lines.(DL 2270)
Mon,Tue,Sat 13:35 Atlanta (ATL) S 15:30 Philadelphia (PHL) D Korean Air KE 6999 Non-stop Boeing 717 (717) 1:55 Valid until 2026-01-03 Codeshare flight, operated by Delta Air Lines.(DL 2543)
Sun 13:35 Atlanta (ATL) S 15:27 Philadelphia (PHL) D Korean Air KE 6999 Non-stop Boeing 737-900 (739) 1:52 Operates only on 2026-01-04 Codeshare flight, operated by Delta Air Lines.(DL 2543)
Tue 13:59 Atlanta (ATL) S 15:51 Philadelphia (PHL) D Korean Air KE 6999 Non-stop Boeing 737-900 (739) 1:52 Effective 2026-01-06 through 2026-01-13 Codeshare flight, operated by Delta Air Lines.(DL 1169)
Mon-Fri 13:59 Atlanta (ATL) S 15:50 Philadelphia (PHL) D Korean Air KE 6999 Non-stop Airbus A321 (321) 1:51 Effective 2026-02-12 through 2026-02-20 Codeshare flight, operated by Delta Air Lines.(DL 1169)
Mon-Fri,Sun 13:59 Atlanta (ATL) S 15:50 Philadelphia (PHL) D Korean Air KE 6999 Non-stop Airbus A321 (321) 1:51 Effective 2026-02-22 through 2026-03-06 Codeshare flight, operated by Delta Air Lines.(DL 1169)
Mon,Wed,Sun 14:03 Atlanta (ATL) S 15:53 Philadelphia (PHL) D Korean Air KE 6999 Non-stop Airbus A321 (321) 1:50 Effective 2026-01-05 through 2026-01-14 Codeshare flight, operated by Delta Air Lines.(DL 1169)
Thu,Fri 14:03 Atlanta (ATL) S 15:54 Philadelphia (PHL) D Korean Air KE 6999 Non-stop Boeing 737-900 (739) 1:51 Effective 2026-01-08 through 2026-01-09 Codeshare flight, operated by Delta Air Lines.(DL 1169)
Tue-Fri,Sun 14:03 Atlanta (ATL) S 15:53 Philadelphia (PHL) D Korean Air KE 6999 Non-stop Airbus A321 (321) 1:50 Effective 2026-01-15 through 2026-01-21 Codeshare flight, operated by Delta Air Lines.(DL 1169)
Mon,Thu,Fri,Sun 14:03 Atlanta (ATL) S 15:54 Philadelphia (PHL) D Korean Air KE 6999 Non-stop Boeing 737-900 (739) 1:51 Effective 2026-01-19 through 2026-01-26 Codeshare flight, operated by Delta Air Lines.(DL 1169)
Mon-Fri,Sun 14:03 Atlanta (ATL) S 15:53 Philadelphia (PHL) D Korean Air KE 6999 Non-stop Airbus A321 (321) 1:50 Effective 2026-01-27 through 2026-02-06 Codeshare flight, operated by Delta Air Lines.(DL 1169)
Mon-Wed 14:03 Atlanta (ATL) S 15:53 Philadelphia (PHL) D Korean Air KE 6999 Non-stop Airbus A321 (321) 1:50 Effective 2026-02-09 through 2026-02-11 Codeshare flight, operated by Delta Air Lines.(DL 1169)
Fri 14:47 Atlanta (ATL) S 16:38 Philadelphia (PHL) D Korean Air KE 6999 Non-stop Boeing 737-900 (739) 1:51 Operates only on 2026-01-02 Codeshare flight, operated by Delta Air Lines.(DL 533)
Sat 14:58 Atlanta (ATL) S 16:50 Philadelphia (PHL) D Korean Air KE 6999 Non-stop Boeing 737-900 (739) 1:52 Operates only on 2026-01-24 Codeshare flight, operated by Delta Air Lines.(DL 1169)
Sat 14:58 Atlanta (ATL) S 16:49 Philadelphia (PHL) D Korean Air KE 6999 Non-stop Airbus A320 (320) 1:51 Operates only on 2026-01-31 Codeshare flight, operated by Delta Air Lines.(DL 1169)
Sat 14:58 Atlanta (ATL) S 16:50 Philadelphia (PHL) D Korean Air KE 6999 Non-stop Boeing 737-900 (739) 1:52 Operates only on 2026-02-07 Codeshare flight, operated by Delta Air Lines.(DL 1169)
Sun 14:58 Atlanta (ATL) S 16:49 Philadelphia (PHL) D Korean Air KE 6999 Non-stop Airbus A321 (321) 1:51 Operates only on 2026-02-08 Codeshare flight, operated by Delta Air Lines.(DL 1169)
Sat 14:59 Atlanta (ATL) S 16:50 Philadelphia (PHL) D Korean Air KE 6999 Non-stop Airbus A321 (321) 1:51 Effective 2026-02-14 through 2026-03-07 Codeshare flight, operated by Delta Air Lines.(DL 1329)
Sun 14:59 Atlanta (ATL) S 16:49 Philadelphia (PHL) D Korean Air KE 6999 Non-stop Boeing 737-900 (739) 1:50 Operates only on 2026-02-15 Codeshare flight, operated by Delta Air Lines.(DL 1329)
Daily 15:20 Atlanta (ATL) S 17:15 Philadelphia (PHL) D Korean Air KE 6999 Non-stop Airbus A321 (321) 1:55 Effective 2026-03-29 through 2026-04-12 Codeshare flight, operated by Delta Air Lines.(DL 1169)
Sat 15:50 Atlanta (ATL) S 17:42 Philadelphia (PHL) D Korean Air KE 6999 Non-stop Airbus A321 (321) 1:52 Effective 2026-01-10 through 2026-01-17 Codeshare flight, operated by Delta Air Lines.(DL 1329)
Daily 22:25 Atlanta (ATL) S 00:25 Philadelphia (PHL) D Korean Air KE 6999 Non-stop Airbus A321 (321) 2:00 Effective 2026-04-13 through 2026-07-06 Codeshare flight, operated by Delta Air Lines.(DL 2642) The flight arrives 1 day after departure.
Daily 22:25 Atlanta (ATL) S 00:27 Philadelphia (PHL) D Korean Air KE 6999 Non-stop Airbus A321 (321) 2:02 Effective 2026-07-07 through 2026-08-09 Codeshare flight, operated by Delta Air Lines.(DL 2642) The flight arrives 1 day after departure.
Daily 22:25 Atlanta (ATL) S 00:27 Philadelphia (PHL) D Korean Air KE 6999 Non-stop Airbus A321 (321) 2:02 Effective 2026-09-10 through 2026-10-05 Codeshare flight, operated by Delta Air Lines.(DL 2642) The flight arrives 1 day after departure.
Daily 22:25 Atlanta (ATL) S 00:21 Philadelphia (PHL) D Korean Air KE 6999 Non-stop Airbus A321 (321) 1:56 Effective from 2026-10-06 Codeshare flight, operated by Delta Air Lines.(DL 2642) The flight arrives 1 day after departure.
Daily 22:59 Atlanta (ATL) S 01:01 Philadelphia (PHL) D Korean Air KE 6999 Non-stop Airbus A321 (321) 2:02 Effective 2026-08-10 through 2026-09-09 Codeshare flight, operated by Delta Air Lines.(DL 2642) The flight arrives 1 day after departure.
Sat 11:05 Atlanta (ATL) S 13:07 Philadelphia (PHL) D Korean Air KE 7121 Non-stop Airbus A321 (321) 2:02 Effective 2026-09-12 through 2026-10-03 Codeshare flight, operated by Delta Air Lines.(DL 2279)
Sat 11:05 Atlanta (ATL) S 13:03 Philadelphia (PHL) D Korean Air KE 7121 Non-stop Airbus A321 (321) 1:58 Effective 2026-10-10 through 2026-10-24 Codeshare flight, operated by Delta Air Lines.(DL 2279)
Sat,Sun 14:14 Atlanta (ATL) S 16:17 Philadelphia (PHL) D Korean Air KE 7121 Non-stop Airbus A321 (321) 2:03 Effective 2026-09-05 through 2026-09-06 Codeshare flight, operated by Delta Air Lines.(DL 508)
Sat 15:10 Atlanta (ATL) S 17:14 Philadelphia (PHL) D Korean Air KE 7121 Non-stop Airbus A321 (321) 2:04 Effective 2026-04-18 through 2026-05-02 Codeshare flight, operated by Delta Air Lines.(DL 1169)
Sat 15:18 Atlanta (ATL) S 17:22 Philadelphia (PHL) D Korean Air KE 7121 Non-stop Airbus A321 (321) 2:04 Effective 2026-05-09 through 2026-05-23 Codeshare flight, operated by Delta Air Lines.(DL 1169)
Sat,Sun 15:18 Atlanta (ATL) S 17:22 Philadelphia (PHL) D Korean Air KE 7121 Non-stop Airbus A321 (321) 2:04 Effective 2026-05-24 through 2026-05-30 Codeshare flight, operated by Delta Air Lines.(DL 1169)
Sat 15:18 Atlanta (ATL) S 17:22 Philadelphia (PHL) D Korean Air KE 7121 Non-stop Airbus A321 (321) 2:04 Effective 2026-06-06 through 2026-07-04 Codeshare flight, operated by Delta Air Lines.(DL 1169)
Sat 15:18 Atlanta (ATL) S 17:25 Philadelphia (PHL) D Korean Air KE 7121 Non-stop Airbus A321 (321) 2:07 Effective 2026-07-11 through 2026-08-29 Codeshare flight, operated by Delta Air Lines.(DL 1169)
Sat 20:10 Atlanta (ATL) S 22:01 Philadelphia (PHL) D Korean Air KE 7121 Non-stop Airbus A321 (321) 1:51 Effective 2026-01-24 through 2026-01-31 Codeshare flight, operated by Delta Air Lines.(DL 1269)
Sat 20:10 Atlanta (ATL) S 22:01 Philadelphia (PHL) D Korean Air KE 7121 Non-stop Airbus A321 (321) 1:51 Effective 2026-02-14 through 2026-03-07 Codeshare flight, operated by Delta Air Lines.(DL 1734)
Sun 20:10 Atlanta (ATL) S 22:01 Philadelphia (PHL) D Korean Air KE 7121 Non-stop Airbus A321 (321) 1:51 Operates only on 2026-02-15 Codeshare flight, operated by Delta Air Lines.(DL 1269)
Mon-Fri,Sun 20:15 Atlanta (ATL) S 22:06 Philadelphia (PHL) D Korean Air KE 7121 Non-stop Airbus A321 (321) 1:51 Effective 2026-01-06 through 2026-01-16 Codeshare flight, operated by Delta Air Lines.(DL 1269)
Mon,Thu,Fri,Sun 20:18 Atlanta (ATL) S 22:18 Philadelphia (PHL) D Korean Air KE 7121 Non-stop Airbus A321 (321) 2:00 Effective 2026-05-07 through 2026-05-22 Codeshare flight, operated by Delta Air Lines.(DL 1174)
Mon,Thu,Fri,Sun 20:18 Atlanta (ATL) S 22:18 Philadelphia (PHL) D Korean Air KE 7121 Non-stop Airbus A321 (321) 2:00 Effective 2026-05-25 through 2026-07-06 Codeshare flight, operated by Delta Air Lines.(DL 1174)
Mon,Thu,Fri,Sun 20:18 Atlanta (ATL) S 22:20 Philadelphia (PHL) D Korean Air KE 7121 Non-stop Airbus A321 (321) 2:02 Effective 2026-07-09 through 2026-09-04 Codeshare flight, operated by Delta Air Lines.(DL 1174)
Mon 20:18 Atlanta (ATL) S 22:20 Philadelphia (PHL) D Korean Air KE 7121 Non-stop Airbus A321 (321) 2:02 Operates only on 2026-09-07 Codeshare flight, operated by Delta Air Lines.(DL 1174)
Daily 20:59 Atlanta (ATL) S 22:50 Philadelphia (PHL) D Korean Air KE 7121 Non-stop Boeing 737-900 (739) 1:51 Valid until 2026-01-03 Codeshare flight, operated by Delta Air Lines.(DL 1174)
Sun 20:59 Atlanta (ATL) S 22:53 Philadelphia (PHL) D Korean Air KE 7121 Non-stop Airbus A321 (321) 1:54 Operates only on 2026-01-04 Codeshare flight, operated by Delta Air Lines.(DL 1174)
Mon-Fri,Sun 20:59 Atlanta (ATL) S 22:50 Philadelphia (PHL) D Korean Air KE 7121 Non-stop Airbus A321 (321) 1:51 Effective 2026-01-19 through 2026-02-06 Codeshare flight, operated by Delta Air Lines.(DL 1269)
Daily 20:59 Atlanta (ATL) S 22:50 Philadelphia (PHL) D Korean Air KE 7121 Non-stop Airbus A321 (321) 1:51 Effective 2026-02-07 through 2026-02-13 Codeshare flight, operated by Delta Air Lines.(DL 1269)

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A domestic route departing from the Atlanta airport (ATL) and arriving at Philadelphia airport (PHL).
The flight distance is 665 miles, or 1071 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 1:50 and 2:07.

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Korean Air flights from Atlanta (ATL) to Philadelphia (PHL).

FLIGHT SCHEDULE

Direct Codeshare Flights:

Korean Air KE6997

15:10

Atlanta (ATL) S

17:14

Philadelphia (PHL) D

Effective 2026-04-13 through 2026-05-06

Mon

Tue
-

Wed

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1169)

Duration: 2:04, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Korean Air KE6997

22:30

Atlanta (ATL) S

00:21(+1)

Philadelphia (PHL) D

Operates only on 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 2642)

Duration: 1:51, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Korean Air KE6997

22:34

Atlanta (ATL) S

00:27(+1)

Philadelphia (PHL) D

Valid until 2026-01-03

Mon

Tue

Wed

Thu

Fri

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 2642)

Duration: 1:53, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Korean Air KE6997

22:45

Atlanta (ATL) S

00:41(+1)

Philadelphia (PHL) D

Operates only on 2026-01-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2642)

Duration: 1:56, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Korean Air KE6999

10:48

Atlanta (ATL) S

12:42

Philadelphia (PHL) D

Valid until 2026-01-01

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 2270)

Duration: 1:54, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Korean Air KE6999

13:35

Atlanta (ATL) S

15:30

Philadelphia (PHL) D

Valid until 2026-01-03

Mon

Tue

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 2543)

Duration: 1:55, non-stop
Boeing 717 (717)

Direct Codeshare Flights:

Korean Air KE6999

13:35

Atlanta (ATL) S

15:27

Philadelphia (PHL) D

Operates only on 2026-01-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2543)

Duration: 1:52, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Korean Air KE6999

13:59

Atlanta (ATL) S

15:51

Philadelphia (PHL) D

Effective 2026-01-06 through 2026-01-13

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1169)

Duration: 1:52, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Korean Air KE6999

13:59

Atlanta (ATL) S

15:50

Philadelphia (PHL) D

Effective 2026-02-12 through 2026-02-20

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1169)

Duration: 1:51, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Korean Air KE6999

13:59

Atlanta (ATL) S

15:50

Philadelphia (PHL) D

Effective 2026-02-22 through 2026-03-06

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1169)

Duration: 1:51, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Korean Air KE6999

14:03

Atlanta (ATL) S

15:53

Philadelphia (PHL) D

Effective 2026-01-05 through 2026-01-14

Mon

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1169)

Duration: 1:50, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Korean Air KE6999

14:03

Atlanta (ATL) S

15:54

Philadelphia (PHL) D

Effective 2026-01-08 through 2026-01-09

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1169)

Duration: 1:51, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Korean Air KE6999

14:03

Atlanta (ATL) S

15:53

Philadelphia (PHL) D

Effective 2026-01-15 through 2026-01-21

Mon
-

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1169)

Duration: 1:50, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Korean Air KE6999

14:03

Atlanta (ATL) S

15:54

Philadelphia (PHL) D

Effective 2026-01-19 through 2026-01-26

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1169)

Duration: 1:51, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Korean Air KE6999

14:03

Atlanta (ATL) S

15:53

Philadelphia (PHL) D

Effective 2026-01-27 through 2026-02-06

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1169)

Duration: 1:50, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Korean Air KE6999

14:03

Atlanta (ATL) S

15:53

Philadelphia (PHL) D

Effective 2026-02-09 through 2026-02-11

Mon

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1169)

Duration: 1:50, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Korean Air KE6999

14:47

Atlanta (ATL) S

16:38

Philadelphia (PHL) D

Operates only on 2026-01-02

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 533)

Duration: 1:51, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Korean Air KE6999

14:58

Atlanta (ATL) S

16:50

Philadelphia (PHL) D

Operates only on 2026-01-24

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1169)

Duration: 1:52, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Korean Air KE6999

14:58

Atlanta (ATL) S

16:49

Philadelphia (PHL) D

Operates only on 2026-01-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1169)

Duration: 1:51, non-stop
Airbus A320 (320)

Direct Codeshare Flights:

Korean Air KE6999

14:58

Atlanta (ATL) S

16:50

Philadelphia (PHL) D

Operates only on 2026-02-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1169)

Duration: 1:52, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Korean Air KE6999

14:58

Atlanta (ATL) S

16:49

Philadelphia (PHL) D

Operates only on 2026-02-08

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1169)

Duration: 1:51, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Korean Air KE6999

14:59

Atlanta (ATL) S

16:50

Philadelphia (PHL) D

Effective 2026-02-14 through 2026-03-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1329)

Duration: 1:51, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Korean Air KE6999

14:59

Atlanta (ATL) S

16:49

Philadelphia (PHL) D

Operates only on 2026-02-15

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1329)

Duration: 1:50, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Korean Air KE6999

15:20

Atlanta (ATL) S

17:15

Philadelphia (PHL) D

Effective 2026-03-29 through 2026-04-12

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1169)

Duration: 1:55, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Korean Air KE6999

15:50

Atlanta (ATL) S

17:42

Philadelphia (PHL) D

Effective 2026-01-10 through 2026-01-17

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1329)

Duration: 1:52, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Korean Air KE6999

22:25

Atlanta (ATL) S

00:25(+1)

Philadelphia (PHL) D

Effective 2026-04-13 through 2026-07-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2642)

Duration: 2:00, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Korean Air KE6999

22:25

Atlanta (ATL) S

00:27(+1)

Philadelphia (PHL) D

Effective 2026-07-07 through 2026-08-09

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2642)

Duration: 2:02, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Korean Air KE6999

22:25

Atlanta (ATL) S

00:27(+1)

Philadelphia (PHL) D

Effective 2026-09-10 through 2026-10-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2642)

Duration: 2:02, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Korean Air KE6999

22:25

Atlanta (ATL) S

00:21(+1)

Philadelphia (PHL) D

Effective from 2026-10-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2642)

Duration: 1:56, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Korean Air KE6999

22:59

Atlanta (ATL) S

01:01(+1)

Philadelphia (PHL) D

Effective 2026-08-10 through 2026-09-09

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2642)

Duration: 2:02, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Korean Air KE7121

11:05

Atlanta (ATL) S

13:07

Philadelphia (PHL) D

Effective 2026-09-12 through 2026-10-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 2279)

Duration: 2:02, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Korean Air KE7121

11:05

Atlanta (ATL) S

13:03

Philadelphia (PHL) D

Effective 2026-10-10 through 2026-10-24

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 2279)

Duration: 1:58, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Korean Air KE7121

14:14

Atlanta (ATL) S

16:17

Philadelphia (PHL) D

Effective 2026-09-05 through 2026-09-06

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 508)

Duration: 2:03, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Korean Air KE7121

15:10

Atlanta (ATL) S

17:14

Philadelphia (PHL) D

Effective 2026-04-18 through 2026-05-02

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1169)

Duration: 2:04, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Korean Air KE7121

15:18

Atlanta (ATL) S

17:22

Philadelphia (PHL) D

Effective 2026-05-09 through 2026-05-23

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1169)

Duration: 2:04, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Korean Air KE7121

15:18

Atlanta (ATL) S

17:22

Philadelphia (PHL) D

Effective 2026-05-24 through 2026-05-30

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1169)

Duration: 2:04, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Korean Air KE7121

15:18

Atlanta (ATL) S

17:22

Philadelphia (PHL) D

Effective 2026-06-06 through 2026-07-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1169)

Duration: 2:04, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Korean Air KE7121

15:18

Atlanta (ATL) S

17:25

Philadelphia (PHL) D

Effective 2026-07-11 through 2026-08-29

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1169)

Duration: 2:07, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Korean Air KE7121

20:10

Atlanta (ATL) S

22:01

Philadelphia (PHL) D

Effective 2026-01-24 through 2026-01-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1269)

Duration: 1:51, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Korean Air KE7121

20:10

Atlanta (ATL) S

22:01

Philadelphia (PHL) D

Effective 2026-02-14 through 2026-03-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1734)

Duration: 1:51, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Korean Air KE7121

20:10

Atlanta (ATL) S

22:01

Philadelphia (PHL) D

Operates only on 2026-02-15

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1269)

Duration: 1:51, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Korean Air KE7121

20:15

Atlanta (ATL) S

22:06

Philadelphia (PHL) D

Effective 2026-01-06 through 2026-01-16

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1269)

Duration: 1:51, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Korean Air KE7121

20:18

Atlanta (ATL) S

22:18

Philadelphia (PHL) D

Effective 2026-05-07 through 2026-05-22

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1174)

Duration: 2:00, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Korean Air KE7121

20:18

Atlanta (ATL) S

22:18

Philadelphia (PHL) D

Effective 2026-05-25 through 2026-07-06

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1174)

Duration: 2:00, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Korean Air KE7121

20:18

Atlanta (ATL) S

22:20

Philadelphia (PHL) D

Effective 2026-07-09 through 2026-09-04

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1174)

Duration: 2:02, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Korean Air KE7121

20:18

Atlanta (ATL) S

22:20

Philadelphia (PHL) D

Operates only on 2026-09-07

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1174)

Duration: 2:02, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Korean Air KE7121

20:59

Atlanta (ATL) S

22:50

Philadelphia (PHL) D

Valid until 2026-01-03

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1174)

Duration: 1:51, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Korean Air KE7121

20:59

Atlanta (ATL) S

22:53

Philadelphia (PHL) D

Operates only on 2026-01-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1174)

Duration: 1:54, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Korean Air KE7121

20:59

Atlanta (ATL) S

22:50

Philadelphia (PHL) D

Effective 2026-01-19 through 2026-02-06

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1269)

Duration: 1:51, non-stop
Airbus A321 (321)

Direct Codeshare Flights:

Korean Air KE7121

20:59

Atlanta (ATL) S

22:50

Philadelphia (PHL) D

Effective 2026-02-07 through 2026-02-13

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1269)

Duration: 1:51, non-stop
Airbus A321 (321)

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A domestic route departing from the Atlanta airport (ATL) and arriving at Philadelphia airport (PHL).
The flight distance is 665 miles, or 1071 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 1:50 and 2:07.

All ATL-PHL flights

All Korean Air flights

Return (PHL-ATL) flights

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