Route guide

Sioux Falls to Las Vegas (FSD-LAS): Nonstop Upgrade & Award Space

Allegiant Air flies nonstop from Sioux Falls (FSD) to Las Vegas (LAS) just three times a week. With so few departures, each one carries the only premium seats on the route that day. 2LNR tracks confirmed upgrade and award space on all of them, so a rare opening doesn't slip past you.

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

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3
Nonstop flights a week
1,103 mi
Nonstop distance
Free
To get started

Confirmed upgrade & award space on every FSD to LAS 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 Sioux Falls to Las Vegas 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 FSD to LAS 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 FSD to LAS on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Sioux Falls to Las Vegas nonstop

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

  • Allegiant Air
See FSD to LAS on the interactive map →

Frequently asked questions about FSD to LAS

How far is Las Vegas from Sioux Falls?
FSD to LAS covers about 1,103 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from FSD to LAS?
Allegiant Air is currently the only airline flying FSD to LAS nonstop. 2LNR tracks confirmed upgrade and award space on every Allegiant Air departure.
How often does FSD to LAS operate?
The nonstop currently runs three times a week, on Allegiant Air. Thin schedules like this change by season, and an alert will catch anything added.
How do I check upgrade or award availability on FSD to LAS?
Open the FSD to LAS calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Sioux Falls to Las Vegas route, and 2LNR will notify you when space opens. It's free to start.

Never miss FSD to LAS upgrade or award space

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

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