Earn point on your loyalty program!arrow arc left

Cheap flights from Boston (BOS) to Montreal (YUL)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Boston (BOS) to Montreal (YUL)

How to find the cheapest flight from Boston (BOS) to Montreal (YUL)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Boston (BOS) to Montreal (YUL)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Boston (BOS) to Montreal (YUL)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Boston to Montreal in May , June 2026

31 May - 08 Jun $ 188.00
BOS
Boston
Porter Airlines
DIRECT
YUL
Montreal
YUL
Montreal
Porter Airlines
DIRECT
BOS
Boston
Pick dates
23 May - 08 Jun $ 277.00
BOS
Boston
Porter Airlines
DIRECT
YUL
Montreal
YUL
Montreal
Porter Airlines
DIRECT
BOS
Boston
Pick dates
17 May - 14 Jun $ 1,154.00
BOS
Boston
United Airlines
DIRECT
YUL
Montreal
YUL
Montreal
United Airlines
DIRECT
BOS
Boston
Pick dates

Last minute flights from Boston to Montreal

30 May - 31 May $ 224.00
BOS
Boston
Porter Airlines
DIRECT
YUL
Montreal
YUL
Montreal
Porter Airlines
DIRECT
BOS
Boston
Pick dates
23 May - 31 May $ 313.00
BOS
Boston
Porter Airlines
DIRECT
YUL
Montreal
YUL
Montreal
Porter Airlines
DIRECT
BOS
Boston
Pick dates
22 May - 31 May $ 1,147.00
BOS
Boston
United Airlines
DIRECT
YUL
Montreal
YUL
Montreal
United Airlines
DIRECT
BOS
Boston
Pick dates

One-way flights to Montreal from Boston

4:45 PM - 4:45 PM
Porter Airlines
0 Stops
1h 30m
BOS - YUL
$ 76
Kiwi
Pick dates
4:45 PM - 4:45 PM
Porter Airlines
0 Stops
1h 30m
BOS - YUL
$ 165
Kiwi
Pick dates
10:35 AM - 10:35 AM
United Airlines
0 Stops
1h 18m
BOS - YUL
$ 283
Kiwi
Pick dates

How to find the cheapest flight from Boston (BOS) to Montreal (YUL)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Boston (BOS) to Montreal (YUL)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Boston (BOS) to Montreal (YUL)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.