$44+ Cheap flights from Pasadena, CA to Denver (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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — DEN
Feb 28 — Mar 71
1 adult, Economy
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Find cheap flights from Pasadena 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 Pasadena to Denver Intl are usually found in September or February, booked 70 days in advance, depart on a Friday or Tuesday and return on a Friday
Cheap flight deals from Pasadena to Denver
Cheapest flights from Pasadena to DenverExplore the most affordable flight options available from Pasadena to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.
Explore the most affordable flight options available from Pasadena to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 1/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/186:20 am
LAX
- DEN
Nonstop2h 29m
Frontier
Sun 2/226:00 am
DEN
- LAX
Nonstop2h 46m
Frontier
Deal found 1/28![Frontier logo]()
$74
This Frontier deal was found by Cheapflights users on 1/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/181:51 pm
LAX
- DEN
Nonstop2h 30m
Frontier
Wed 2/187:31 pm
DEN
- LAX
Nonstop2h 44m
Frontier
Deal found 1/26![Frontier logo]()
$75
This WAYA deal was found by Cheapflights users on 1/29. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/78:57 pm
LAX
- DEN
Nonstop2h 33m
Frontier
Tue 3/104:36 pm
DEN
- LAX
1 stop5h 54m
Frontier
Deal found 1/29![Frontier logo]()
$76
This Cheapflightsfares deal was found by Cheapflights users on 1/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/212:31 pm
LAX
- DEN
Nonstop2h 29m
Frontier
Mon 2/2310:43 pm
DEN
- LAX
Nonstop2h 47m
Frontier
Deal found 1/27![Frontier logo]()
$77
This Frontier deal was found by Cheapflights users on 1/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/116:20 am
LAX
- DEN
Nonstop2h 29m
Frontier
Wed 2/189:31 pm
DEN
- LAX
Nonstop2h 47m
Frontier
Deal found 1/28![Frontier logo]()
$78
This Super.com deal was found by Cheapflights users on 1/29. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/68:57 pm
LAX
- DEN
Nonstop2h 33m
Frontier
Mon 3/910:29 pm
DEN
- LAX
Nonstop2h 47m
Frontier
Deal found 1/29![Frontier logo]()
$79
This Expedia deal was found by Cheapflights users on 1/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/206:00 am
LAX
- DEN
Nonstop2h 29m
Frontier
Sun 2/226:00 am
DEN
- LAX
Nonstop2h 46m
Frontier
Deal found 1/28![Frontier logo]()
$80
This Cheapflightsfares deal was found by Cheapflights users on 1/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:15 am
LAX
- DEN
Nonstop2h 32m
Frontier
Tue 5/121:35 pm
DEN
- LAX
Nonstop2h 40m
Frontier
Deal found 1/27![Frontier logo]()
$81
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/246:20 am
LAX
- DEN
Nonstop2h 29m
Frontier
Sun 3/16:00 am
DEN
- LAX
Nonstop2h 46m
Frontier
Deal found 1/28![Frontier logo]()
$82
This Frontier deal was found by Cheapflights users on 1/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/102:31 pm
LAX
- DEN
Nonstop2h 29m
Frontier
Tue 2/109:31 pm
DEN
- LAX
Nonstop2h 47m
Frontier
Deal found 1/26![Frontier logo]()
$83
This Frontier deal was found by Cheapflights users on 1/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/168:57 pm
LAX
- DEN
Nonstop2h 33m
Frontier
Tue 3/2410:29 pm
DEN
- LAX
Nonstop2h 47m
Frontier
Deal found 1/26![Frontier logo]()
$84
This Cheapflightsfares deal was found by Cheapflights users on 1/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/146:20 am
LAX
- DEN
Nonstop2h 29m
Frontier
Wed 2/189:31 pm
DEN
- LAX
Nonstop2h 47m
Frontier
Deal found 1/27![Frontier logo]()
$85
Find flight deals from Pasadena to Denver
Keep the following information in mind while searching for Pasadena to Denver flight deals. Data was last updated January 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $74 (Cheapflightsfares) |
One-way from | $44 (Super.com) |
Popular in | June |
Cheapest in | September |
Average price | $208 |
Cheapflights Fare Finder
Customize your flight search to find flights from Pasadena 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 January 29, 2026.
Use the filters below to find and compare flights from Pasadena to Denver that are best for you.
Fly from
Pasadena
Fly to
Denver
Route
Depart
Return
Price
Los AngelesDenver
LAX - DEN
LAXDEN
Los Angeles
Fri 2/20
6:00 am-9:29 am
Nonstop2h 29m
Denver Intl
Sun 2/22
6:00 am-7:46 am
Nonstop2h 46m
$80
Los AngelesDenver
LAX - DEN
LAXDEN
Los Angeles
Tue 3/3
5:05 am-8:26 am
Nonstop2h 21m
Denver Intl
Tue 3/10
9:46 am-11:30 am
Nonstop2h 44m
$157
Los AngelesDenver
LAX - DEN
LAXDEN
Los Angeles
Sat 3/7
7:15 pm-10:37 pm
Nonstop2h 22m
Denver Intl
Sun 3/8
6:30 am-8:10 am
Nonstop2h 40m
$177
Los AngelesDenver
LAX - DEN
LAXDEN
Los Angeles
Tue 2/24
6:30 am-9:50 am
Nonstop2h 20m
Denver Intl
Sun 3/1
9:55 pm-11:45 pm
Nonstop2h 50m
$188
Los AngelesDenver
LAX - DEN
LAXDEN
Los Angeles
Tue 5/5
6:45 am-1:35 pm
1 stop5h 50m
Denver Intl
Wed 5/13
6:45 am-12:10 pm
2 stops6h 25m
$204
Los AngelesDenver
LAX - DEN
LAXDEN
Los Angeles
Thu 2/26
6:40 am-10:07 am
Nonstop2h 27m
Denver Intl
Sun 3/1
7:49 am-9:33 am
Nonstop2h 44m
$206
Los AngelesDenver
LAX - DEN
LAXDEN
Los Angeles
Mon 4/20
8:10 am-2:45 pm
1 stop5h 35m
Denver Intl
Wed 4/22
6:45 am-12:10 pm
2 stops6h 25m
$222
Los AngelesDenver
LAX - DEN
LAXDEN
Los Angeles
Sat 2/21
10:25 am-5:50 pm
2 stops6h 25m
Denver Intl
Wed 3/4
1:00 pm-6:35 pm
2 stops6h 35m
$227
Los AngelesDenver
LAX - DEN
LAXDEN
Los Angeles
Sat 3/7
8:46 am-6:56 pm
1 stop9h 10m
Denver Intl
Wed 3/11
11:38 am-11:03 pm
2 stops12h 25m
$235
Los AngelesDenver
LAX - DEN
LAXDEN
Los Angeles
Fri 4/10
2:31 pm-6:00 pm
Nonstop2h 29m
Denver Intl
Sun 4/12
6:30 am-8:10 am
Nonstop2h 40m
$237
Showing 1-10 of 22 results
Best time to book a flight from Pasadena to Denver
Have a flexible travel schedule? Discover the best time to fly to Denver from Pasadena 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 Pasadena to Denver
How far ahead should I book a flight from Pasadena to Denver?
Use this chart to determine the optimal time to book a round-trip flight from Pasadena to Denver. Price data was last updated on January 23, 2026.
To ensure you get the cheapest price possible for a flight from Pasadena to Denver, you should look to book at least 70 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Pasadena to Denver?
Currently, March is the cheapest month in which you can book a flight from Pasadena to Denver (average of $36). Flying from Pasadena to Denver in June is currently the most expensive (average of $96). 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 P4S to DEN?
Find hourly flight availability from Pasadena 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 January 29, 2026.
One of the essential ways to save on airfare from Pasadena to Denver is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 33% on airfare.
What is the cheapest day to fly from Pasadena to Denver?
Use this chart to determine the cheapest time to fly round-trip from Pasadena to Denver. Price data was last updated on January 24, 2026.
Travelers seeking maximum savings on their Pasadena to Denver flight should consider departing on Tuesday evenings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Pasadena to Denver
Explore weekly flight availability from Pasadena 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 January 29, 2026.
The most flights from P4S to DEN are scheduled on a Wednesday (87 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (56 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 January 29, 2026.
Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from Pasadena to Denver by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from Pasadena 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 Denver?
Book flights to Denver if you plan to visit one of these locationsThornton
Black Hawk
Lakewood
Broomfield
Westminster
Golden
Centennial
Greeley
Lone Tree
Wheat Ridge
Silverthorne
Cripple Creek
Winter Park
Central City
Glendale
Manitou Springs
Frisco
Fort Morgan
Brighton
Evergreen
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Pasadena to Denver
See prices for flight routes from nearby airports that may be better suited for you.
Top 5 airlines flying from Pasadena to Denver
Discover the top 5 airlines that operate flights from Pasadena 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 January 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$43 | Average$140 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$97 | Average$240 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$117 | Average$274 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$130 | Average$294 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$148 | Average$253 | FlexibilityNo cancel fee | On-time71% |