Cheap flights from Sioux Falls to Las Vegas

One-way fares from $114 · FSD → LAS · prices found by travellers in the last 48 hours

Compare all dates Las Vegas → Sioux Falls
Cheapest fare
$114

Allegiant Air · Sun, Nov 15

Cheapest month
November

from $114

Direct flights
Yes

Allegiant Air

Flight time
2h 58m

1,770 km

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Cheapest month to fly from Sioux Falls to Las Vegas

Lowest one-way fare per person in each month. Choose a month to see every date.

  1. November 2026 Cheapest $114

Cheapest dates in November 2026

The lowest fares we've seen for each day, cheapest first.

Allegiant Air
Depart14:18 Sun, Nov 15FSD → LAS 2h 58m · Direct
$114one way, per person
View deal
See every date in November 2026 →

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About flights from Sioux Falls to Las Vegas

Sioux Falls (FSD) and Las Vegas (LAS) are about 1,770 km apart. Direct flights take around 2h 58m, and recent direct fares were with Allegiant Air. Over the next few months, one-way fares start from $114, and November 2026 is currently the cheapest month to fly.

These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.

Frequently asked questions

How much is a flight from Sioux Falls to Las Vegas?

The cheapest one-way fare we've seen recently is $114 with Allegiant Air, departing Sunday, November 15, 2026.

What is the cheapest month to fly from Sioux Falls to Las Vegas?

November 2026 currently has the lowest fares, from $114 one way.

Are there direct flights from Sioux Falls to Las Vegas?

Yes. Recent direct fares were with Allegiant Air.

How long is the flight from Sioux Falls to Las Vegas?

A direct flight takes about 2h 58m. Sioux Falls and Las Vegas are around 1,770 km apart.

Which airlines fly from Sioux Falls to Las Vegas?

Recent fares on this route were with Allegiant Air.

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