Route guide

Montreal to St. Louis (YUL-STL): Nonstop Upgrade & Award Space

Air Canada flies the YUL to STL nonstop about 7 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 YUL to STL 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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7
Nonstop flights a week
968 mi
Nonstop distance
Free
To get started

Confirmed upgrade & award space on every YUL to STL 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 Montreal to St. Louis 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 YUL to STL 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 YUL to STL on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Montreal to St. Louis nonstop

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

  • Air Canada
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Frequently asked questions about YUL to STL

How far is St. Louis from Montreal?
YUL to STL covers about 968 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from YUL to STL?
Air Canada is currently the only airline flying YUL to STL nonstop. 2LNR tracks confirmed upgrade and award space on every Air Canada departure.
How many flights a week are there from YUL to STL?
About 7 nonstop flights a week run between Montreal and St. Louis in the current schedule, operated by Air Canada. Frequency shifts by season; the calendar on this page reflects what's currently scheduled.
How do I check upgrade or award availability on YUL to STL?
Open the YUL to STL calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Montreal to St. Louis route, and 2LNR will notify you when space opens. It's free to start.

Never miss YUL to STL upgrade or award space

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

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