Flights from Los Angeles to Denver
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Lowest one-way fare
$24
Departing Thu, Dec 10, 2026
See flights on Dec 10Prices last checked Nov 5, 2026
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Cheapest days to fly Los Angeles to Denver
The lowest one-way fare found for each day over the next few months.
Cheapest dates found
Good to know: Los Angeles to Denver
Nonstop flights, stops and airlines on the cheapest fares we found.
- Nonstop flightsFrom $24Frontier Airlines · Ontario to Denver · 2h 24m
- Stops on the cheapest faresMostly nonstopOf the 2 cheapest fares: 2 nonstop.
- Airlines on the cheapest faresFrontier AirlinesFares with stops may combine airlines.
- Airports usedOntario and Los AngelesWhere the cheapest fares from Los Angeles leave from, most common first.
Based on the 2 cheapest one-way fares in recent searches, checked Nov 5, 2026.
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Frequently asked questions
How much do flights from Los Angeles to Denver cost?
One-way fares start from $24, based on recent searches checked on Nov 5, 2026. Prices change often, so confirm the final fare on our partner's site before booking.
What is the cheapest date to fly from Los Angeles to Denver?
The lowest recent one-way fare we found departs on Thu, Dec 10, 2026. Try nearby dates too, since fares can differ by the day.
What is the cheapest month to fly from Los Angeles to Denver?
Of the next 3 months, December has the lowest fare we've seen: $24 on Thu, Dec 10, 2026. For comparison, November from $33 and January from $158.
Are there direct flights from Los Angeles to Denver?
Yes. The cheapest nonstop fare we found was $24 with Frontier Airlines, from Ontario International Airport to Denver International Airport, a flight of about 2h 24m.
Which airlines fly from Los Angeles to Denver?
The cheapest fares we found were on Frontier Airlines. Fares with stops may combine more than one airline, so check each flight before you book.
Do you sell plane tickets?
No. We compare fares and send you to our travel partner Aviasales, where you choose a booking option and pay. Changes, refunds and support are handled by the airline or agency you book with.