Airlines with flights from Saint Louis to Montreal

There are four airlines with scheduled flights between STL and YUL. Air Canada is the only airline with non-stop flights from Saint Louis Airport to Montreal Airport and the flight time is 2 hours and 32 minutes.

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Schedules

Air Canada

Non-stop with Air Canada

  • Total flight time: 2 hours and 32 minutes
  • Montreal is a Air Canada hub.
  • 7 flights per week
  • Airbus A220-300
  • Business class available
STL
Direct
YUL
 
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
AC1564
13:05
13:05
13:05
13:20
13:20
13:20
13:20
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The timetable & schedule information was updated at 2026-04-21

Delta Air Lines

Via Detroit with Delta Air Lines

  • Total flight time: 3h 58m - 8h 31m.
  • Sky Team Alliance
  • 92 flights per week
STL
 
Via DTW
 
YUL
 
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
DL1626
DL4815
06:30
06:30
06:30
06:30
06:30
06:30
06:30
DL2868
DL4816
10:20
10:20
10:20
10:20
10:20
----
10:20
DL1371
DL5136
13:59
13:59
13:59
13:59
13:59
----
13:59
DL2822
DL5136
18:10
18:10
18:10
18:10
18:10
18:10
18:10
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CHECK PRICES FOR STL - YUL

The timetable & schedule information was updated at 2026-04-21

American Airlines

Via Chicago with American Airlines

  • Total flight time: 4h 09m - 8h 53m.
  • One World Alliance
  • 59 flights per week
STL
 
Via ORD
 
YUL
 
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
AA1926
AA3600
06:00
06:00
06:00
06:00
06:00
06:00
06:00
AA2324
AA3602
07:00
07:00
07:00
07:00
07:00
07:00
07:00
AA4104
AA3602
09:08
09:08
09:08
09:08
09:08
09:08
09:08
SHOW RETURN SCHEDULE
CHECK PRICES FOR STL - YUL

The timetable & schedule information was updated at 2026-04-21

United Airlines

Via Chicago with United Airlines

  • Total flight time: 4h 40m - 9h 01m.
  • 199 flights per week
STL
 
Via ORD
 
YUL
 
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
UA4183
UA3512
08:00
----
08:00
08:00
08:00
08:00
08:00
UA5572
UA3512
09:23
09:23
09:23
09:23
09:23
09:23
09:23
UA4517
UA3512
10:20
10:20
10:20
10:20
10:20
10:20
10:20
UA4395
UA3512
11:25
11:25
11:25
11:25
11:25
11:25
11:25
UA1382
UA2417
13:13
13:13
13:13
13:13
13:13
13:13
13:13
UA4536
UA2417
15:10
15:10
15:10
15:10
15:10
15:10
15:10
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The timetable & schedule information was updated at 2026-04-21

Air Canada

Via Toronto with Air Canada

  • Total flight time: 4h 41m - 8h 20m.
  • Montreal is a Air Canada hub.
  • 15 flights per week
  • Airbus A220-300
STL
 
Via YYZ
 
YUL
 
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
AC8886
AC414
08:40
08:40
08:40
08:40
08:40
08:40
08:40
AC1576
AC424
14:15
14:15
14:15
14:15
14:15
14:15
14:15
SHOW RETURN SCHEDULE
CHECK PRICES FOR STL - YUL

The timetable & schedule information was updated at 2026-04-21

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Flight data on this page was last updated on 2026-06-02
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