AirHint found the following cheapest one-way flights from San Diego (SAN) to Denver (DEN) in June 2026 (see full year).
One-Way flights
| 11 Jun | United | direct | |
| 15 Jun | United | direct | |
| 23 Jun | United | direct | |
| 04 Jun | Alaska Airlines | direct |
Also check the deals for return flights from San Diego to Denver in June.
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