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San Clemente

$74+ Cheap flights from Denver (DEN) to San Clemente, CA

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 7/21. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — LAX
jul. 8 — jul. 151
mar. 7/8
mar. 7/15
1 adult, Economy
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Cheapflights Tip: The best prices from Denver Intl to San Clemente are usually found in September or January, booked 58 days in advance, depart on a Friday or Thursday and return on a Saturday

Cheap flight deals from Denver to San Clemente

Keep the following information in mind while searching for Denver to San Clemente flight deals. Data was last updated julio 3, 2025.

Round-trip from

$130
(Frontier)

One-way from

$74
(Priceline)

Popular in

June

Cheapest in

September

Average price

$197
From Denver Intl to San Clemente
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One-way flight from Denver Intl to San Clemente
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Highest demand for flights based on searches. 10% potential increase in price ($21 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Denver to San Clemente

Cheapest flights from Denver to San Clemente
Explore the most affordable flight options available from Denver to San Clemente. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 3, 2025.

This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/2210:55 pmDEN - LAX
Nonstop2h 32mFrontier
mié. 7/236:15 amLAX - DEN
Nonstop2h 36mFrontier
Deal found 7/3$130
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.
jue. 8/2112:32 pmDEN - LAX
Nonstop2h 26mDelta
lun. 8/258:25 pmLAX - DEN
Nonstop2h 24mDelta
Deal found 7/2$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.
jue. 8/214:35 pmDEN - LAX
Nonstop2h 30mSouthwest
lun. 8/256:05 pmLAX - DEN
1 stop3h 50mSouthwest
Deal found 7/2$163

Cheapflights Fare Finder

Customize your flight search to find flights from Denver to San Clemente 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 julio 3, 2025.
Use the filters below to find and compare flights from Denver to San Clemente that are best for you.

Fly from

Denver

Fly to

San Clemente

Route

Depart

Return

Price

DenverLos Angeles

DEN - LAX

DENLAX

Denver Intl

mar. 7/22

10:55 pm-12:27 am

Nonstop2h 32m

Los Angeles

mié. 7/23

6:15 am-9:51 am

Nonstop2h 36m

$130

DenverLos Angeles

DEN - LAX

DENLAX

Denver Intl

jue. 8/21

12:32 pm-1:58 pm

Nonstop2h 26m

Los Angeles

lun. 8/25

8:25 pm-11:49 pm

Nonstop2h 24m

$157

DenverLos Angeles

DEN - LAX

DENLAX

Denver Intl

jue. 8/21

4:35 pm-6:05 pm

Nonstop2h 30m

Los Angeles

lun. 8/25

6:05 pm-10:55 pm

1 stop3h 50m

$163

DenverLos Angeles

DEN - LAX

DENLAX

Denver Intl

lun. 7/21

8:25 am-9:57 am

Nonstop2h 32m

$74

DenverLos Angeles

DEN - LAX

DENLAX

Denver Intl

jue. 8/7

12:30 pm-1:56 pm

Nonstop2h 26m

$79

DenverLos Angeles

DEN - LAX

DENLAX

Denver Intl

mié. 10/1

11:40 am-5:21 pm

1 stop6h 41m

$88

DenverLos Angeles

DEN - LAX

DENLAX

Denver Intl

lun. 8/18

6:00 am-6:29 pm

2 stops13h 29m

$127

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Best time to book a flight from Denver to San Clemente

Have a flexible travel schedule? Discover the best time to fly to San Clemente from Denver 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 Denver to San Clemente

How far ahead should I book a flight from Denver to San Clemente?

Use this chart to determine the optimal time to book a round-trip flight from Denver to San Clemente. Price data was last updated on June 27, 2025.

To ensure you get the cheapest price possible for a flight from Denver to San Clemente, you should look to book at least 58 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 Denver to San Clemente?

Currently, January is the cheapest month in which you can book a flight from Denver to San Clemente (average of $246). Flying from Denver to San Clemente in March is currently the most expensive (average of $326). 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 DEN to CL3?

Find hourly flight availability from Denver to San Clemente. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 3, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Denver to San Clemente as you normally would.

What is the cheapest day to fly from Denver to San Clemente?

Use this chart to determine the cheapest time to fly round-trip from Denver to San Clemente. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Denver to San Clemente flight should consider departing on Friday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Denver to San Clemente

Explore weekly flight availability from Denver to San Clemente. 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 julio 3, 2025.

The most flights from DEN to CL3 are scheduled on a Thursday (102 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (48 on average).

Reviews of airlines servicing San Clemente

Get insights into the airlines that provide service to San Clemente. 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 San Clemente. Reviews last updated julio 3, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, and Delta from Denver to San Clemente to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,266 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,982 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,545 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Frontier
5.9
Fair
3,286 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Denver to San Clemente. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Denver to San Clemente?

    Located just 18.5 mi from the city center, Denver Intl is the airport most travelers will use when flying to San Clemente from Denver. Booking flights from Denver Intl (DEN) to San Clemente should be relatively easy as there are 64 daily outbound flights to San Clemente from 7 different airlines.

  • How popular is this Denver to San Clemente flight route?

    The Denver Intl to San Clemente flight path was viewed by 412 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from Denver to San Clemente one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $74. Users have also found prices from $79 and $88 on Delta and Hawaiian Airlines, respectively.

  • What are the most reliable airlines from Denver to San Clemente?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Denver to San Clemente on time: China Eastern (92%), WestJet (92%), Avianca (91%).

  • What are the cheapest flights from Denver to San Clemente?

    On average you can expect to pay $2,303 for a flight from Denver to San Clemente. The cheapest flight overall is $79 while the most popular route, (Denver Intl - Los Angeles) is currently priced at $98.

  • Can I find deals for flights from Denver to San Clemente that include hotel bookings?

    Yes. In addition to deals on Denver to San Clemente flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Denver to San Clemente?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Denver to San Clemente.

  • Can I find deals for business class flights from Denver to San Clemente?

    Yes. Cheapflights offers flight deals from Denver to San Clemente by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Denver to San Clemente?

    Currently, January is the cheapest month in which you can book a flight from Denver to San Clemente (average of $246). Flying from Denver to San Clemente in March is currently the most expensive (average of $326). 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.

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Alternative routes for Denver to San Clemente

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Denver to San Clemente

Discover the top 7 airlines that operate flights from Denver to San Clemente. 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 julio 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$29Average$139FlexibilityNo cancel feeOn-time62%
DeltaCheapest$104Average$260FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$118Average$277FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$139Average$239FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$140Average$308FlexibilityNo cancel feeOn-time69%
Hawaiian AirlinesCheapest$164Average$197FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$175Average$287FlexibilityNo cancel feeOn-time75%

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