Deal found on September 2, 2026
Los Angeles to Denver
$66$34081% off
Round trip
Denver from Ontario usually runs about $449 round trip, and we already sent this one out at $163 a few days ago. It just fell again to $66 nonstop on Frontier, an 85% discount and one of the lowest fares we've tracked on this route. Grab a quick Rocky Mountain trip this fall for less than a tank of gas.
Travel dates
Dates in October
e.g. Oct 5 – Oct 14 · 9 nights
Date options
8 at this price
Lowest we've seen
$46
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