Frontier offers UpFront Plus seats with a guaranteed empty middle seat for extra comfort.
Frontier's Economy Bundle includes a carry-on bag, seat selection, and no cancellation fees.
$75+ Cheap flights from Los Angeles to Denver (LAX - DEN)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/15. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — DEN
Jul 8 — Jul 151
1 adult, Economy
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Find cheap flights from Los Angeles to Denver with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Los Angeles to Denver Intl are usually found in January or September, booked 55 days in advance, depart on a Saturday or Wednesday and return on a Friday
Cheap flight deals from Los Angeles to Denver
Discover tips and strategies to find the most affordable flight options for your journey from Los Angeles (LAX) to Denver (DEN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 3, 2025.
Round-trip from | $127 (Priceline) |
|---|---|
One-way from | $75 (Frontier) |
Popular in | June |
Cheapest in | January |
Average price | $208 |
Good round-trip deal | $229 or less |
Good one-way deal | $145 or less |
Find flight deals from Los Angeles to Denver
Cheapest flights from Los Angeles to DenverExplore the most affordable flight options available from Los Angeles to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.
Explore the most affordable flight options available from Los Angeles to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.
This Priceline deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/117:45 pmLAX - DEN
1 stop7h 15mFrontier
Wed 7/162:00 pmDEN - LAX
1 stop6h 52mFrontier
Deal found 7/3![Frontier logo]()
$127
This Delta deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/72:55 pmLAX - DEN
Nonstop2h 22mDelta
Mon 8/117:21 pmDEN - LAX
Nonstop2h 30mDelta
Deal found 7/2![Delta logo]()
$157
This Southwest deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/76:05 pmLAX - DEN
1 stop3h 50mSouthwest
Mon 8/118:05 pmDEN - LAX
Nonstop2h 30mSouthwest
Deal found 7/2![Southwest logo]()
$163
This Alaska Airlines deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/293:58 pmLAX - DEN
1 stop7h 01mAlaska Airlines
Tue 11/411:27 amDEN - LAX
1 stop6h 58mAlaska Airlines
Deal found 6/30![Alaska Airlines logo]()
$176
Cheapflights Fare Finder
Customize your flight search to find flights from Los Angeles to Denver that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
Use the filters below to find and compare flights from Los Angeles to Denver that are best for you.
Fly from
Los Angeles
Fly to
Denver
Route
Depart
Return
Price
Los AngelesDenver
LAX - DEN
LAXDEN
Los Angeles
Fri 7/11
7:45 pm-4:00 am
1 stop7h 15m
Denver Intl
Wed 7/16
2:00 pm-7:52 pm
1 stop6h 52m
$127
Los AngelesDenver
LAX - DEN
LAXDEN
Los Angeles
Thu 8/7
8:20 pm-11:44 pm
Nonstop2h 24m
Denver Intl
Mon 8/11
12:32 pm-1:58 pm
Nonstop2h 26m
$157
Los AngelesDenver
LAX - DEN
LAXDEN
Los Angeles
Thu 8/7
6:05 pm-10:55 pm
1 stop3h 50m
Denver Intl
Mon 8/11
6:15 am-7:45 am
Nonstop2h 30m
$163
Los AngelesDenver
LAX - DEN
LAXDEN
Los Angeles
Tue 7/15
6:15 am-9:51 am
Nonstop2h 36m
$75
Los AngelesDenver
LAX - DEN
LAXDEN
Los Angeles
Tue 8/5
5:05 am-8:24 am
Nonstop2h 19m
$79
Los AngelesDenver
LAX - DEN
LAXDEN
Los Angeles
Tue 9/30
10:00 am-8:27 pm
1 stop9h 27m
$88
Los AngelesDenver
LAX - DEN
LAXDEN
Los Angeles
Sat 8/16
6:55 am-2:30 pm
2 stops6h 35m
$106
Los AngelesDenver
LAX - DEN
LAXDEN
Los Angeles
Tue 7/22
2:55 pm-6:17 pm
Nonstop2h 22m
$110
Los AngelesDenver
LAX - DEN
LAXDEN
Los Angeles
Wed 7/16
4:50 pm-6:49 am
2 stops12h 59m
$111
Los AngelesDenver
LAX - DEN
LAXDEN
Los Angeles
Thu 9/11
8:03 am-8:27 pm
2 stops11h 24m
$125
The best insider tips for Los Angeles to Denver flights
Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Los Angeles to Denver trip
Airlines
![Frontier]()
Frontier
![United Airlines]()
United Airlines
Basic Economy on United allows only a personal item, no carry-on bags without extra fees.
United Economy Plus offers extra legroom seats at the front of the economy cabin.
![Southwest]()
Southwest
Southwest offers two free checked bags, even for oversized items like skis.
Southwest's Early Bird check-in gives priority boarding by checking you in 36 hours before departure.
Airports
Our travel experts
Best time to book a flight from Los Angeles to Denver
Have a flexible travel schedule? Discover the best time to fly to Denver from Los Angeles with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Los Angeles to Denver
How far ahead should I book a flight from Los Angeles to Denver?
Use this chart to determine the optimal time to book a round-trip flight from Los Angeles to Denver. Price data was last updated on June 27, 2025.
Booking 55 days in advance of your planned departure date is, on average, the best time to get cheap flights from Los Angeles to Denver. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Los Angeles to Denver?
Currently, October is the cheapest month in which you can book a flight from Los Angeles to Denver (average of $197). Flying from Los Angeles to Denver in March is currently the most expensive (average of $278). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from LAX to DEN?
Find hourly flight availability from Los Angeles to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.
It’s optimal to fly from Los Angeles to Denver in the afternoon. By choosing this option you can save up to 26% on the cost of your flight, compared to a flight at noon.
What is the cheapest day to fly from Los Angeles to Denver?
Use this chart to determine the cheapest time to fly round-trip from Los Angeles to Denver. Price data was last updated on June 29, 2025.
Travelers seeking maximum savings on their Los Angeles to Denver flight should consider departing on Saturday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Los Angeles to Denver
Explore weekly flight availability from Los Angeles to Denver. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 3, 2025.
The most flights from LAX to DEN are scheduled on a Thursday (99 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (41 on average).
Reviews of airlines servicing Denver
Get insights into the airlines that provide service to Denver. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Denver. Reviews last updated July 3, 2025.
See what other customers who have flown with Alaska Airlines, Southwest, and Delta from Los Angeles to Denver have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Food
7.1
Entertainment
7.1
Comfort
7.8
Boarding
8.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
Crew
8.5
Food
7.1
Entertainment
7.1
Comfort
7.8
Boarding
8.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
Crew
8.5
Food
7.1
Entertainment
7.1
Comfort
7.8
Boarding
8.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
Crew
8.5
Food
7.1
Entertainment
7.1
Comfort
7.8
Boarding
8.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
Crew
8.5
Food
7.1
Entertainment
7.1
Comfort
7.8
Boarding
8.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
Crew
8.5
Food
7.1
Entertainment
7.1
Comfort
7.8
Boarding
8.1
Overall
8.0
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
Related info for your journey
Find useful and relevant information for your journey from Los Angeles to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Los Angeles?
Book flights to Los Angeles if you plan to visit one of these locationsWestminster
Black Hawk
Winter Park
Lakewood
Cripple Creek
Golden
Brighton
Silverthorne
Thornton
Frisco
Broomfield
Grand Lake
Manitou Springs
Central City
Fort Morgan
Glendale
Copper Mountain
Wheat Ridge
Longmont
Idaho Springs
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Los Angeles to Denver
See prices for flight routes from nearby airports that may be better suited for you.
Top 5 airlines flying from Los Angeles to Denver
Discover the top 5 airlines that operate flights from Los Angeles to Denver. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$55 | Average$139 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$122 | Average$225 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$143 | Average$238 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$148 | Average$238 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$153 | Average$286 | FlexibilityNo cancel fee | On-time69% |