WestJet flight WS 6577: Atlanta - Washington Dulles via Chattanooga

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Fri,Sun 09:00 New York LaGuardia (LGA) C 11:40 Atlanta (ATL) S
WS 6577 Non-stop Airbus A321 (321) 2:40 Valid until 2026-01-04
Codeshare flight, operated by Delta Air Lines.(DL 992)
Sat 16:25 Atlanta (ATL) S 18:01 Washington Dulles (IAD)
WS 6577 Non-stop Airbus A220-300 (223) 1:36 Valid until 2026-01-03
Codeshare flight, operated by Delta Air Lines.(DL 2902)
Mon-Fri,Sun 16:45 Atlanta (ATL) S 18:21 Washington Dulles (IAD)
WS 6577 Non-stop Boeing 737-900 (739) 1:36 Effective 2026-01-21 through 2026-01-27
Codeshare flight, operated by Delta Air Lines.(DL 2902)
Wed,Thu 16:45 Atlanta (ATL) S 18:21 Washington Dulles (IAD)
WS 6577 Non-stop Boeing 737-800 (738) 1:36 Effective 2026-01-28 through 2026-02-04
Codeshare flight, operated by Delta Air Lines.(DL 2902)
Mon,Tue,Thu,Fri,Sun 16:45 Atlanta (ATL) S 18:21 Washington Dulles (IAD)
WS 6577 Non-stop Boeing 737-900 (739) 1:36 Effective 2026-01-30 through 2026-02-05
Codeshare flight, operated by Delta Air Lines.(DL 2902)
Wed,Fri 16:45 Atlanta (ATL) S 18:21 Washington Dulles (IAD)
WS 6577 Non-stop Boeing 737-800 (738) 1:36 Effective 2026-02-06 through 2026-02-11
Codeshare flight, operated by Delta Air Lines.(DL 2902)
Mon,Tue 16:45 Atlanta (ATL) S 18:21 Washington Dulles (IAD)
WS 6577 Non-stop Boeing 737-900 (739) 1:36 Effective 2026-02-09 through 2026-02-10
Codeshare flight, operated by Delta Air Lines.(DL 2902)
Mon-Fri,Sun 16:50 Atlanta (ATL) S 18:30 Washington Dulles (IAD)
WS 6577 Non-stop Airbus A319 (319) 1:40 Effective 2026-03-08 through 2026-04-12
Codeshare flight, operated by Delta Air Lines.(DL 2902)
Mon,Tue 16:55 Atlanta (ATL) S 18:33 Washington Dulles (IAD)
WS 6577 Non-stop Airbus A220-300 (223) 1:38 Effective 2026-01-19 through 2026-01-20
Codeshare flight, operated by Delta Air Lines.(DL 2902)
Sat 17:00 Atlanta (ATL) S 18:39 Washington Dulles (IAD)
WS 6577 Non-stop Airbus A319 (319) 1:39 Effective 2026-03-14 through 2026-04-11
Codeshare flight, operated by Delta Air Lines.(DL 2902)
Daily 17:00 Atlanta (ATL) S 18:45 Washington Dulles (IAD)
WS 6577 Non-stop Airbus A319 (319) 1:45 Effective 2026-04-13 through 2026-07-06
Codeshare flight, operated by Delta Air Lines.(DL 2902)
Daily 17:00 Atlanta (ATL) S 18:48 Washington Dulles (IAD)
WS 6577 Non-stop Airbus A319 (319) 1:48 Effective 2026-07-07 through 2026-10-05
Codeshare flight, operated by Delta Air Lines.(DL 2902)
Daily 17:00 Atlanta (ATL) S 18:41 Washington Dulles (IAD)
WS 6577 Non-stop Airbus A319 (319) 1:41 Effective from 2026-10-06
Codeshare flight, operated by Delta Air Lines.(DL 2902)
Sun 17:45 Atlanta (ATL) S 19:24 Washington Dulles (IAD)
WS 6577 Non-stop Airbus A220-300 (223) 1:39 Operates only on 2026-01-18
Codeshare flight, operated by Delta Air Lines.(DL 2902)
Sat 17:45 Atlanta (ATL) S 19:20 Washington Dulles (IAD)
WS 6577 Non-stop Airbus A319 (319) 1:35 Effective 2026-02-14 through 2026-03-07
Codeshare flight, operated by Delta Air Lines.(DL 2902)
Sat 18:45 Atlanta (ATL) S 20:20 Washington Dulles (IAD)
WS 6577 Non-stop Airbus A319 (319) 1:35 Effective 2026-01-24 through 2026-02-07
Codeshare flight, operated by Delta Air Lines.(DL 2902)
Sat 18:50 Atlanta (ATL) S 20:40 Philadelphia (PHL) D
WS 6577 Non-stop Airbus A321 (321) 1:50 Effective 2026-01-10 through 2026-01-17
Codeshare flight, operated by Delta Air Lines.(DL 2065)
Mon-Fri,Sun 18:59 Atlanta (ATL) S 20:37 Washington Dulles (IAD)
WS 6577 Non-stop Airbus A220-300 (223) 1:38 Effective 2026-01-06 through 2026-01-16
Codeshare flight, operated by Delta Air Lines.(DL 2902)
Sun 19:10 Atlanta (ATL) S 20:45 Washington Dulles (IAD)
WS 6577 Non-stop Airbus A319 (319) 1:35 Operates only on 2026-02-15
Codeshare flight, operated by Delta Air Lines.(DL 2902)
Mon,Thu,Fri 20:03 Chattanooga (CHA) 21:07 Atlanta (ATL) S
WS 6577 Non-stop Canadair CRJ 900 (CR9) 1:04 Effective 2026-02-12 through 2026-02-20
Codeshare flight, operated by Delta Air Lines.(DL 4992)
Mon,Thu,Fri,Sun 20:03 Chattanooga (CHA) 21:07 Atlanta (ATL) S
WS 6577 Non-stop Canadair CRJ 900 (CR9) 1:04 Effective 2026-02-22 through 2026-03-06
Codeshare flight, operated by Delta Air Lines.(DL 4992)
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WestJet flight WS 6577:
Atlanta - Washington Dulles via Chattanooga
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
WestJet WS6577
09:00
New York LaGuardia (LGA) C

11:40
Atlanta (ATL) S
Valid until 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 992)
Duration: 2:40, non-stop
Airbus A321 (321)
Direct Codeshare Flights:
WestJet WS6577
16:25
Atlanta (ATL) S

18:01
Washington Dulles (IAD)
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2902)
Duration: 1:36, non-stop
Airbus A220-300 (223)
Direct Codeshare Flights:
WestJet WS6577
16:45
Atlanta (ATL) S

18:21
Washington Dulles (IAD)
Effective 2026-01-21 through 2026-01-27
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2902)
Duration: 1:36, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
WestJet WS6577
16:45
Atlanta (ATL) S

18:21
Washington Dulles (IAD)
Effective 2026-01-28 through 2026-02-04
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2902)
Duration: 1:36, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
WestJet WS6577
16:45
Atlanta (ATL) S

18:21
Washington Dulles (IAD)
Effective 2026-01-30 through 2026-02-05
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2902)
Duration: 1:36, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
WestJet WS6577
16:45
Atlanta (ATL) S

18:21
Washington Dulles (IAD)
Effective 2026-02-06 through 2026-02-11
Mon
-
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2902)
Duration: 1:36, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
WestJet WS6577
16:45
Atlanta (ATL) S

18:21
Washington Dulles (IAD)
Effective 2026-02-09 through 2026-02-10
Mon
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2902)
Duration: 1:36, non-stop
Boeing 737-900 (739)
Direct Codeshare Flights:
WestJet WS6577
16:50
Atlanta (ATL) S

18:30
Washington Dulles (IAD)
Effective 2026-03-08 through 2026-04-12
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2902)
Duration: 1:40, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
WestJet WS6577
16:55
Atlanta (ATL) S

18:33
Washington Dulles (IAD)
Effective 2026-01-19 through 2026-01-20
Mon
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2902)
Duration: 1:38, non-stop
Airbus A220-300 (223)
Direct Codeshare Flights:
WestJet WS6577
17:00
Atlanta (ATL) S

18:39
Washington Dulles (IAD)
Effective 2026-03-14 through 2026-04-11
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2902)
Duration: 1:39, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
WestJet WS6577
17:00
Atlanta (ATL) S

18:45
Washington Dulles (IAD)
Effective 2026-04-13 through 2026-07-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2902)
Duration: 1:45, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
WestJet WS6577
17:00
Atlanta (ATL) S

18:48
Washington Dulles (IAD)
Effective 2026-07-07 through 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2902)
Duration: 1:48, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
WestJet WS6577
17:00
Atlanta (ATL) S

18:41
Washington Dulles (IAD)
Effective from 2026-10-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2902)
Duration: 1:41, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
WestJet WS6577
17:45
Atlanta (ATL) S

19:24
Washington Dulles (IAD)
Operates only on 2026-01-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2902)
Duration: 1:39, non-stop
Airbus A220-300 (223)
Direct Codeshare Flights:
WestJet WS6577
17:45
Atlanta (ATL) S

19:20
Washington Dulles (IAD)
Effective 2026-02-14 through 2026-03-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2902)
Duration: 1:35, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
WestJet WS6577
18:45
Atlanta (ATL) S

20:20
Washington Dulles (IAD)
Effective 2026-01-24 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2902)
Duration: 1:35, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
WestJet WS6577
18:50
Atlanta (ATL) S

20:40
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 2065)
Duration: 1:50, non-stop
Airbus A321 (321)
Direct Codeshare Flights:
WestJet WS6577
18:59
Atlanta (ATL) S

20:37
Washington Dulles (IAD)
Effective 2026-01-06 through 2026-01-16
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2902)
Duration: 1:38, non-stop
Airbus A220-300 (223)
Direct Codeshare Flights:
WestJet WS6577
19:10
Atlanta (ATL) S

20:45
Washington Dulles (IAD)
Operates only on 2026-02-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2902)
Duration: 1:35, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
WestJet WS6577
20:03
Chattanooga (CHA)

21:07
Atlanta (ATL) S
Effective 2026-02-12 through 2026-02-20
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 4992)
Duration: 1:04, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
WestJet WS6577
20:03
Chattanooga (CHA)

21:07
Atlanta (ATL) S
Effective 2026-02-22 through 2026-03-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4992)
Duration: 1:04, non-stop
Canadair CRJ 900 (CR9)
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  • WS 6577 is a domestic flight departing from the Atlanta airport (ATL) and arriving at Washington Dulles airport (IAD).
  • The flight runs via Chattanooga (CHA).
  • The flight distance is 534 miles, or 859 km.
  • The timezone of both the departure and the arrival airports is UTC-5 . Current time at both airports is (loading...).
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