Route guide

St-Augustin to Montreal (YIF-YUL): Nonstop Upgrade & Award Space

Central Mountain Air flies the YIF to YUL nonstop about 5 times a week. That's enough service to give you a real choice of departures, though premium seats don't sit unclaimed for long. 2LNR watches every YIF to YUL departure for confirmed upgrade and award space and can alert you when a date you're tracking opens up.

Data current as of July 21, 2026, refreshed on an ongoing basis as new schedules and seats are confirmed.

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5
Nonstop flights a week
796 mi
Nonstop distance
Free
To get started

Confirmed upgrade & award space on every YIF to YUL departure

2LNR tracks confirmed upgrade and award availability on American, Delta, and Alaska and across 30 airlines, segment by segment, date by date. Open the calendar for St-Augustin to Montreal to see which departures have real space, or watch the route and get alerted when space opens.

See real availability

Confirmed upgrade and award seats on each YIF to YUL departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See YIF to YUL on the interactive route map, with schedules, connections, and route statistics.

Airlines flying St-Augustin to Montreal nonstop

Carriers operating YIF to YUL nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

  • Central Mountain Air
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Frequently asked questions about YIF to YUL

How far is Montreal from St-Augustin?
YIF to YUL covers about 796 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from YIF to YUL?
Central Mountain Air is currently the only airline flying YIF to YUL nonstop. 2LNR tracks confirmed upgrade and award space on every Central Mountain Air departure.
How many flights a week are there from YIF to YUL?
About 5 nonstop flights a week run between St-Augustin and Montreal in the current schedule, operated by Central Mountain Air. Frequency shifts by season; the calendar on this page reflects what's currently scheduled.
How do I check upgrade or award availability on YIF to YUL?
Open the YIF to YUL calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the St-Augustin to Montreal route, and 2LNR will notify you when space opens. It's free to start.

Never miss YIF to YUL upgrade or award space

Track confirmed availability, set alerts, and book with confidence. Free to start, no credit card required.

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