AirHint found the following cheapest return flights from Colorado Springs (COS) to Santa Ana (SNA) in May 2026 (see full year).
Return flights
| 22 May - 25 May | Allegiant Air | direct | |
| 22 May - 29 May | Allegiant Air | direct | |
| 22 May - 01 Jun | Allegiant Air | direct | |
| 21 May - 23 May | Southwest Airlines | ||
| 22 May - 12 Jun | Allegiant Air | direct |
Also check the deals for one-way flights from Colorado Springs to Santa Ana in May.
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