Logan International (BOS) to Montreal-Trudeau International (YUL).
| Departure | Return | Price |
|---|---|---|
| 06/18/2026 | 06/24/2026 | $231 |
| 06/18/2026 | 06/23/2026 | $231 |
| 06/19/2026 | 06/24/2026 | $231 |
| 05/28/2026 | 06/05/2026 | $234 |
| 05/29/2026 | 06/05/2026 | $234 |
| 05/28/2026 | 06/03/2026 | $234 |
| 05/28/2026 | 06/06/2026 | $234 |
| 05/28/2026 | 06/02/2026 | $234 |
| 05/29/2026 | 06/06/2026 | $234 |
| 05/30/2026 | 06/05/2026 | $234 |
Based on current fares, June is the cheapest month to fly from Boston to Montreal, with average fares around $251 round trip (as low as $231).
August tends to be more expensive, averaging $317.
See the full month-by-month and day-of-week price analysis
Best Time to Fly BOS → YULDeparture date prices (economy, round trip). Green = cheap, red = expensive.
The cheapest month to fly from Boston to Montreal is June, with average round-trip fares around $251. Fares in June start as low as $231. The most expensive month is August, averaging $317.
A nonstop flight from Boston to Montreal takes approximately 1h 30m.
The cheapest flight from Boston to Montreal currently starts at $231 round trip in economy class.
The average round-trip flight price from Boston to Montreal is $288 in economy class.
The distance is 253 miles (407 km). with a nonstop flight time of about 1h 30m. The lowest fare currently available is $231 departing in June. The average round-trip fare is $288.
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