Cheapest one-way flights from Chicago to Las Vegas in December from $159
AirHint found the following cheapest one-way flights from Chicago (ORD) to Las Vegas (LAS) in December 2025 (see full year).
One-Way flights
| 15 Dec | Delta | ||
| 15 Dec | United | direct | |
| 13 Dec | Delta | ||
| 13 Dec | Southwest Airlines | direct | |
| 18 Dec | American Airlines | direct | |
| 27 Dec | Delta | ||
| 28 Dec | Delta | ||
| 27 Dec | Southwest Airlines | direct | |
| 26 Dec | United | direct |
Also check the deals for return flights from Chicago to Las Vegas in December.
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.
