Cheap flights from Chicago to Phoenix
Cheapest return fare right now: $164Dec 1 – Dec 4 · Frontier Airlines
- Direct flights
- No
- Typical flight time
- 4 h 10 min
- Price range seen
- $164 – $276
- Cheapest month (next 3 months)
- December 2026
Best dates
| Dates | Nights | Airline | Stops | From | Price | |
|---|---|---|---|---|---|---|
| Dec 1 – Dec 4 | 3 | Frontier Airlines | 1 | Chicago O'Hare | $164 | Book → |
| Nov 26 – Dec 2 | 6 | Frontier Airlines | 1 | Chicago O'Hare | $185 | Book → |
| Nov 27 – Dec 2 | 5 | Frontier Airlines | 1 | Chicago O'Hare | $213 | Book → |
| Nov 2 – Nov 4 | 3 | Allegiant Air | 1 | Rockford | $230 | Book → |
| Nov 28 – Dec 3 | 5 | Frontier Airlines | 1 | Chicago O'Hare | $234 | Book → |
| Nov 26 – Dec 1 | 5 | Frontier Airlines | 1 | Chicago O'Hare | $272 | Book → |
Prices checked on October 12, 2026.
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