Route Price Intelligence
Cheap Flights From Phoenix to Denver
Live pricing benchmarks, monthly patterns, and historical lows for this route.
This Frontier nonstop usually runs about $118, and it's down to $68 right now, a genuinely cheap way to get from the desert to the mountains. Denver works well as a jumping-off point for fall hiking before ski season ramps up, and at this price it barely dents a travel budget. One of the most bookable fares in today's lineup.
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Best Time to Fly from Phoenix to Denver
The cheapest time to fly from Phoenix to Denver is typically September, when fares average around $100. The most expensive month tends to be April at around $276. For the best deals, consider flying in September, October, August.
Typical Price by Travel Month
Median round-trip fare for each month, with the typical price range, from our ongoing tracking of this route