United Airlines flight UA 8351: Ronald Reagan Washington - Montreal-Trudeau

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 16:00 Ronald Reagan Washington (DCA) 1 17:45 Montreal-Trudeau (YUL)
UA 8351 Non-stop Canadair CRJ 900 (CR9) 1:45 Effective from 2026-10-25
Codeshare flight, operated by Air Canada.(AC 8824)
Daily 16:10 Ronald Reagan Washington (DCA) 1 17:55 Montreal-Trudeau (YUL)
UA 8351 Non-stop Canadair CRJ 900 (CR9) 1:45 Valid until 2026-01-05
Codeshare flight, operated by Air Canada.(AC 8824)
Mon-Wed,Fri-Sun 16:10 Ronald Reagan Washington (DCA) 1 17:55 Montreal-Trudeau (YUL)
UA 8351 Non-stop Canadair CRJ 900 (CR9) 1:45 Effective 2026-01-07 through 2026-01-14
Codeshare flight, operated by Air Canada.(AC 8824)
Thu 16:10 Ronald Reagan Washington (DCA) 1 17:55 Montreal-Trudeau (YUL)
UA 8351 Non-stop Canadair CRJ 900 (CR9) 1:45 Operates only on 2026-01-15
Codeshare flight, operated by Air Canada.(AC 8824)
Mon,Tue,Sun 16:10 Ronald Reagan Washington (DCA) 1 17:58 Montreal-Trudeau (YUL)
UA 8351 Non-stop Embraer EMB 175 (E75) 1:48 Effective 2026-03-29 through 2026-03-31
Codeshare flight, operated by Air Canada.(AC 8824)
Daily 16:10 Ronald Reagan Washington (DCA) 1 17:58 Montreal-Trudeau (YUL)
UA 8351 Non-stop Canadair CRJ 900 (CR9) 1:48 Effective 2026-04-01 through 2026-04-30
Codeshare flight, operated by Air Canada.(AC 8824)
Mon,Thu-Sun 16:15 Ronald Reagan Washington (DCA) 1 17:55 Montreal-Trudeau (YUL)
UA 8351 Non-stop Canadair CRJ 900 (CR9) 1:40 Effective 2026-01-16 through 2026-01-26
Codeshare flight, operated by Air Canada.(AC 8824)
Tue-Sat 16:15 Ronald Reagan Washington (DCA) 1 17:55 Montreal-Trudeau (YUL)
UA 8351 Non-stop Canadair CRJ 900 (CR9) 1:40 Effective 2026-01-27 through 2026-01-31
Codeshare flight, operated by Air Canada.(AC 8824)
Mon,Tue,Sun 16:15 Ronald Reagan Washington (DCA) 1 17:55 Montreal-Trudeau (YUL)
UA 8351 Non-stop Embraer EMB 175 (E75) 1:40 Effective 2026-02-01 through 2026-02-03
Codeshare flight, operated by Air Canada.(AC 8824)
Daily 16:15 Ronald Reagan Washington (DCA) 1 17:55 Montreal-Trudeau (YUL)
UA 8351 Non-stop Canadair CRJ 900 (CR9) 1:40 Effective 2026-02-04 through 2026-03-04
Codeshare flight, operated by Air Canada.(AC 8824)
Daily 16:15 Ronald Reagan Washington (DCA) 1 17:55 Montreal-Trudeau (YUL)
UA 8351 Non-stop Embraer EMB 175 (E75) 1:40 Effective 2026-03-05 through 2026-03-28
Codeshare flight, operated by Air Canada.(AC 8824)
Daily 16:20 Ronald Reagan Washington (DCA) 1 18:12 Montreal-Trudeau (YUL)
UA 8351 Non-stop Canadair CRJ 900 (CR9) 1:52 Effective 2026-05-01 through 2026-06-17
Codeshare flight, operated by Air Canada.(AC 8824)
Daily 16:20 Ronald Reagan Washington (DCA) 1 18:20 Montreal-Trudeau (YUL)
UA 8351 Non-stop Canadair CRJ 900 (CR9) 2:00 Effective 2026-06-18 through 2026-09-07
Codeshare flight, operated by Air Canada.(AC 8824)
Daily 16:30 Ronald Reagan Washington (DCA) 1 18:25 Montreal-Trudeau (YUL)
UA 8351 Non-stop Canadair CRJ 900 (CR9) 1:55 Effective 2026-09-08 through 2026-10-24
Codeshare flight, operated by Air Canada.(AC 8824)


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United Airlines flight UA 8351:
Ronald Reagan Washington - Montreal-Trudeau
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
United Airlines UA8351
16:00
Ronald Reagan Washington (DCA) 1

17:45
Montreal-Trudeau (YUL)
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Air Canada. (AC 8824)
Duration: 1:45, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
United Airlines UA8351
16:10
Ronald Reagan Washington (DCA) 1

17:55
Montreal-Trudeau (YUL)
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Air Canada. (AC 8824)
Duration: 1:45, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
United Airlines UA8351
16:10
Ronald Reagan Washington (DCA) 1

17:55
Montreal-Trudeau (YUL)
Effective 2026-01-07 through 2026-01-14
Mon
Tue
Wed
Thu
-
Fri
Sat
Sun
Codeshare flight, operated by Air Canada. (AC 8824)
Duration: 1:45, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
United Airlines UA8351
16:10
Ronald Reagan Washington (DCA) 1

17:55
Montreal-Trudeau (YUL)
Operates only on 2026-01-15
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Air Canada. (AC 8824)
Duration: 1:45, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
United Airlines UA8351
16:10
Ronald Reagan Washington (DCA) 1

17:58
Montreal-Trudeau (YUL)
Effective 2026-03-29 through 2026-03-31
Mon
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Air Canada. (AC 8824)
Duration: 1:48, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
United Airlines UA8351
16:10
Ronald Reagan Washington (DCA) 1

17:58
Montreal-Trudeau (YUL)
Effective 2026-04-01 through 2026-04-30
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Air Canada. (AC 8824)
Duration: 1:48, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
United Airlines UA8351
16:15
Ronald Reagan Washington (DCA) 1

17:55
Montreal-Trudeau (YUL)
Effective 2026-01-16 through 2026-01-26
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by Air Canada. (AC 8824)
Duration: 1:40, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
United Airlines UA8351
16:15
Ronald Reagan Washington (DCA) 1

17:55
Montreal-Trudeau (YUL)
Effective 2026-01-27 through 2026-01-31
Mon
-
Tue
Wed
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by Air Canada. (AC 8824)
Duration: 1:40, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
United Airlines UA8351
16:15
Ronald Reagan Washington (DCA) 1

17:55
Montreal-Trudeau (YUL)
Effective 2026-02-01 through 2026-02-03
Mon
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Air Canada. (AC 8824)
Duration: 1:40, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
United Airlines UA8351
16:15
Ronald Reagan Washington (DCA) 1

17:55
Montreal-Trudeau (YUL)
Effective 2026-02-04 through 2026-03-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Air Canada. (AC 8824)
Duration: 1:40, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
United Airlines UA8351
16:15
Ronald Reagan Washington (DCA) 1

17:55
Montreal-Trudeau (YUL)
Effective 2026-03-05 through 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Air Canada. (AC 8824)
Duration: 1:40, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
United Airlines UA8351
16:20
Ronald Reagan Washington (DCA) 1

18:12
Montreal-Trudeau (YUL)
Effective 2026-05-01 through 2026-06-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Air Canada. (AC 8824)
Duration: 1:52, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
United Airlines UA8351
16:20
Ronald Reagan Washington (DCA) 1

18:20
Montreal-Trudeau (YUL)
Effective 2026-06-18 through 2026-09-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Air Canada. (AC 8824)
Duration: 2:00, non-stop
Canadair CRJ 900 (CR9)
Direct Codeshare Flights:
United Airlines UA8351
16:30
Ronald Reagan Washington (DCA) 1

18:25
Montreal-Trudeau (YUL)
Effective 2026-09-08 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Air Canada. (AC 8824)
Duration: 1:55, non-stop
Canadair CRJ 900 (CR9)
  • UA 8351 is an international flight departing from Ronald Reagan Washington airport, United States (DCA) and arriving at Montreal-Trudeau airport, Canada (YUL).
  • The flight distance is 487 miles, or 784 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 1:40 and 2:00.
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