Copa Airlines
flight
CM 1303:
Washington Dulles - Portland
Washington Dulles - Portland
FLIGHT SCHEDULE
Direct Codeshare Flights:
Copa Airlines CM1303
Valid until 2026-01-03
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Codeshare flight, operated by United Airlines.
(UA 4552)
Duration: 1:44, non-stop Canadair CRJ 550 (CR5)
Direct Codeshare Flights:
Copa Airlines CM1303
Valid until 2026-01-04
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
Codeshare flight, operated by United Airlines.
(UA 4556)
Duration: 1:41, non-stop Canadair CRJ 550 (CR5)
Direct Codeshare Flights:
Copa Airlines CM1303
Operates only on 2026-01-05
Mon
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Codeshare flight, operated by United Airlines.
(UA 3419)
Duration: 1:41, non-stop Embraer EMB 175 (E7W)
Direct Codeshare Flights:
Copa Airlines CM1303
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
-
-
Sun
Codeshare flight, operated by United Airlines.
(UA 4574)
Duration: 1:42, non-stop Canadair CRJ 550 (CR5)
Direct Codeshare Flights:
Copa Airlines CM1303
Effective 2026-01-10 through 2026-02-07
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Codeshare flight, operated by United Airlines.
(UA 3585)
Duration: 1:44, non-stop Embraer EMB 175 (E7W)
Direct Codeshare Flights:
Copa Airlines CM1303
Effective 2026-02-12 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 4574)
Duration: 1:46, non-stop Canadair CRJ 550 (CR5)
Direct Codeshare Flights:
Copa Airlines CM1303
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 4574)
Duration: 1:51, non-stop Canadair CRJ 550 (CR5)
Direct Codeshare Flights:
Copa Airlines CM1303
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 3556)
Duration: 1:54, non-stop Embraer EMB 175 (E7W)
Direct Codeshare Flights:
Copa Airlines CM1303
Effective 2026-03-05 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 4242)
Duration: 1:53, non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Codeshare Flights:
Copa Airlines CM1303
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines.
(UA 4376)
Duration: 1:34, non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
- CM 1303 is a domestic flight departing from the Washington Dulles airport (IAD) and arriving at Portland airport (PWM).
- The flight distance is 492 miles, or 792 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 1:34 and 1:54.