Cheapest one-way flights from Boise to Las Vegas in December from $38

AirHint found the following cheapest one-way flights from Boise (BOI) to Las Vegas (LAS) in December 2025 (see full year).

One-Way flights

08 Dec Allegiant Air direct
15 Dec Allegiant Air direct
12 Dec Allegiant Air direct
22 Dec Allegiant Air direct
29 Dec Allegiant Air direct
19 Dec Allegiant Air direct
28 Dec Delta
28 Dec Southwest Airlines direct

Also check the deals for return flights from Boise to Las Vegas in December.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Las Vegas

Cheap car rent in Las Vegas

Feel free to contact us with any feedback or request another flight research.