Air Canada
flight
AC 4729:
Washington Dulles - Greenville/Spartanburg
Washington Dulles - Greenville/Spartanburg
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FLIGHT SCHEDULE
Direct Codeshare Flights:
Air Canada AC4729
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
-
-
Codeshare flight, operated by United Airlines.
(UA 4523)
Duration: 1:40, non-stop Canadair CRJ 550 (CR5)
Direct Codeshare Flights:
Air Canada AC4729
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
Codeshare flight, operated by United Airlines.
(UA 4304)
Duration: 1:44, non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Air Canada AC4729
Effective 2026-02-12 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
Codeshare flight, operated by United Airlines.
(UA 4962)
Duration: 1:41, non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Air Canada AC4729
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 4962)
Duration: 1:40, non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Air Canada AC4729
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 4962)
Duration: 1:35, non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Air Canada AC4729
Effective 2026-03-05 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 4962)
Duration: 1:41, non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Air Canada AC4729
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 4962)
Duration: 1:40, non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
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Parallax here IAD-GSP
- AC 4729 is a domestic flight departing from the Washington Dulles airport (IAD) and arriving at Greenville/Spartanburg airport (GSP).
- The flight distance is 383 miles, or 617 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 1:35 and 1:44.