Cheapest return flights from Billings to Las Vegas in December from 135€

AirHint found the following cheapest return flights from Billings (BIL) to Las Vegas (LAS) in December 2025 (see full year).

Return flights

13 Dec - 02 Jan Allegiant Air direct
13 Dec - 22 Dec Allegiant Air direct
07 Dec - 22 Dec Allegiant Air direct
03 Dec - 06 Dec Allegiant Air direct
07 Dec - 11 Dec Allegiant Air direct
22 Dec - 12 Jan Allegiant Air direct
07 Dec - 12 Dec Allegiant Air direct
22 Dec - 02 Jan Allegiant Air direct
07 Dec - 13 Dec Allegiant Air direct
12 Dec - 02 Jan Allegiant Air direct
12 Dec - 22 Dec Allegiant Air direct
03 Dec - 22 Dec Allegiant Air direct
03 Dec - 11 Dec Allegiant Air direct
12 Dec - 13 Dec Allegiant Air direct

Also check the deals for one-way flights from Billings to Las Vegas in December.

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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.

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