Cheap flights from Chicago to Las Vegas
Cheapest return fare right now: $144Nov 4 – Nov 25 · Frontier Airlines
- Direct flights
- Yes
- Typical flight time
- 3 h 43 min
- Price range seen
- $144 – $357
- Cheapest month (next 3 months)
- November 2026
Best dates
| Dates | Nights | Airline | Stops | From | Price | |
|---|---|---|---|---|---|---|
| Nov 4 – Nov 25 | 21 | Frontier Airlines | 1 | Chicago O'Hare | $144 | Book → |
| Oct 28 – Oct 31 | 3 | Frontier Airlines | 1 | Chicago O'Hare | $182 | Book → |
| Dec 20 – Dec 24 | 4 | Frontier Airlines | 1 | Chicago O'Hare | $182 | Book → |
| Nov 14 – Nov 17 | 2 | Frontier Airlines | 1 | Chicago O'Hare | $191 | Book → |
| Oct 26 – Oct 26 | 1 | Allegiant Air | 1 | Rockford | $203 | Book → |
| Oct 27 – Oct 28 | 1 | Frontier Airlines | 1 | Chicago O'Hare | $212 | Book → |
Prices checked on October 12, 2026.
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