Route guide

Louisville to Baltimore (SDF-BWI): Nonstop Upgrade & Award Space

Southwest Airlines flies the SDF to BWI nonstop about 6 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 SDF to BWI 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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6
Nonstop flights a week
494 mi
Nonstop distance
Free
To get started

Confirmed upgrade & award space on every SDF to BWI 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 Louisville to Baltimore 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 SDF to BWI 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 SDF to BWI on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Louisville to Baltimore nonstop

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

  • Southwest Airlines
See SDF to BWI on the interactive map →

Frequently asked questions about SDF to BWI

How far is Baltimore from Louisville?
SDF to BWI covers about 494 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from SDF to BWI?
Southwest Airlines is currently the only airline flying SDF to BWI nonstop. 2LNR tracks confirmed upgrade and award space on every Southwest Airlines departure.
How many flights a week are there from SDF to BWI?
About 6 nonstop flights a week run between Louisville and Baltimore in the current schedule, operated by Southwest Airlines. Frequency shifts by season; the calendar on this page reflects what's currently scheduled.
How do I check upgrade or award availability on SDF to BWI?
Open the SDF to BWI calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Louisville to Baltimore route, and 2LNR will notify you when space opens. It's free to start.

Never miss SDF to BWI upgrade or award space

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

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