Airport route guide

Upgrade & Award Space from St. Louis (STL)

From Lambert-St. Louis International Airport (STL) in US, Southwest Airlines, American Airlines, and United Airlines fly nonstop to 58 destinations. It's enough volume to carry real upgrade and award inventory, though the best seats to Chicago tend to go quickly. 2LNR monitors confirmed space on each St. Louis route so you can act while it's still available.

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

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58
Nonstop destinations
30+
Airlines in award search
Free
To get started

Confirmed upgrade & award space on every STL route

2LNR tracks confirmed upgrade and award availability on American, Delta, and Alaska and across 30 airlines, segment by segment, date by date. Pick any St. Louis destination below to open a calendar of departures with real availability, or watch a route and get alerted when space opens.

See real availability

Confirmed upgrade and award seats on each STL route, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch a St. Louis route and 2LNR notifies you when space appears.

Plan on the map

Explore every STL nonstop on the interactive route map, with connections and route statistics.

All nonstop destinations from St. Louis (STL)

58 nonstop destinations with active service from Lambert-St. Louis International Airport. Each route links to its confirmed upgrade and award availability.

Explore STL routes on the interactive map →

Frequently asked questions about St. Louis (STL)

How many nonstop destinations does Lambert-St. Louis International Airport (STL) serve?
Lambert-St. Louis International Airport has active nonstop service to 58 destinations. The busiest markets from STL are Chicago, Dallas, and Houston. The full list, with live upgrade and award availability for each route, is on this page.
Which airlines fly upgrade-trackable routes from STL?
Southwest Airlines, American Airlines, and United Airlines operate the most tracked routes from St. Louis, in that order. 2LNR covers upgrade and award space on more than 30 airlines, so other carriers serving STL appear on their routes as well.
How do I check upgrade or award availability from STL?
Pick any destination on this page, such as Chicago, to open a calendar of STL departures with confirmed upgrade and award space, date by date. You can also set an alert so 2LNR notifies you when space opens on a route you care about.
Does 2LNR track flights from STL?
Yes. Every active nonstop route from Lambert-St. Louis International Airport is tracked, 58 destinations in total, and what's shown is confirmed availability rather than a forecast. It's free to start.

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