HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Carlsbad

$73+ Cheap flights from Denver (DEN) to Carlsbad, CA, 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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — LAX
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Denver to Carlsbad 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 Denver Intl to Carlsbad 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 Carlsbad

Keep the following information in mind while searching for Denver to Carlsbad flight deals. Data was last updated June 12, 2025.

Round-trip from

$133
(Frontier)

One-way from

$73
(Delta)

Popular in

June

Cheapest in

September

Average price

$223
From Denver Intl to Carlsbad
Search Deals
One-way flight from Denver Intl to Carlsbad
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($18 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from Denver to Carlsbad

Cheapest flights from Denver to Carlsbad
Explore the most affordable flight options available from Denver to Carlsbad. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Frontier deal was found by Cheapflights users on 6/11. 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 9/210:55 pmDEN - LAX
Nonstop2h 32mFrontier
Sun 9/76:15 amLAX - DEN
Nonstop2h 34mFrontier
Deal found 6/11$133
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/98:02 amDEN - LAX
Nonstop2h 30mUnited Airlines
Tue 9/911:00 amLAX - DEN
Nonstop2h 25mUnited Airlines
Deal found 6/11$140
This Delta deal was found by Cheapflights users on 6/10. 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.
Fri 11/76:30 amDEN - LAX
Nonstop2h 38mDelta
Tue 11/112:45 pmLAX - DEN
Nonstop2h 24mDelta
Deal found 6/10$177
This Hawaiian Airlines deal was found by Cheapflights users on 6/11. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/207:02 pmDEN - LAX
1 stop5h 56mHawaiian Airlines
Thu 11/63:58 pmLAX - DEN
1 stop7h 01mHawaiian Airlines
Deal found 6/11$206
This Southwest deal was found by Cheapflights users on 6/11. 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.
Fri 7/45:40 amDEN - LAX
Nonstop2h 25mSouthwest
Sun 7/69:00 pmLAX - DEN
Nonstop2h 25mSouthwest
Deal found 6/11$208
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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.
Fri 8/226:17 pmDEN - LAX
1 stop6h 42mAlaska Airlines
Tue 8/268:03 amLAX - DEN
2 stops11h 24mAlaska Airlines
Deal found 6/11$253

Cheapflights Fare Finder

Customize your flight search to find flights from Denver to Carlsbad 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 June 12, 2025.
Use the filters below to find and compare flights from Denver to Carlsbad that are best for you.

Fly from

Denver

Fly to

Carlsbad

Route

Depart

Return

Price

DenverLos Angeles

DEN - LAX

DENLAX

Denver Intl

Tue 9/2

10:55 pm-12:27 am

Nonstop2h 32m

Los Angeles

Sun 9/7

6:15 am-9:49 am

Nonstop2h 34m

$133

DenverLos Angeles

DEN - LAX

DENLAX

Denver Intl

Tue 9/9

8:02 am-9:32 am

Nonstop2h 30m

Los Angeles

Tue 9/9

11:00 am-2:25 pm

Nonstop2h 25m

$140

DenverLos Angeles

DEN - LAX

DENLAX

Denver Intl

Thu 11/27

7:15 pm-8:51 pm

Nonstop2h 36m

Los Angeles

Sat 12/6

7:35 pm-10:58 pm

Nonstop2h 23m

$169

DenverLos Angeles

DEN - LAX

DENLAX

Denver Intl

Mon 10/20

7:02 pm-11:58 pm

1 stop5h 56m

Los Angeles

Thu 11/6

2:00 pm-11:59 pm

1 stop8h 59m

$206

DenverLos Angeles

DEN - LAX

DENLAX

Denver Intl

Thu 11/27

7:19 pm-9:02 pm

Nonstop2h 43m

Los Angeles

Sat 12/6

9:45 am-3:06 pm

1 stop4h 21m

$207

DenverLos Angeles

DEN - LAX

DENLAX

Denver Intl

Fri 7/4

5:40 am-7:05 am

Nonstop2h 25m

Los Angeles

Sun 7/6

9:00 pm-12:25 am

Nonstop2h 25m

$208

DenverLos Angeles

DEN - LAX

DENLAX

Denver Intl

Thu 11/27

6:59 pm-11:59 pm

1 stop6h 00m

Los Angeles

Sat 12/6

10:50 am-6:03 pm

1 stop6h 13m

$238

DenverLos Angeles

DEN - LAX

DENLAX

Denver Intl

Tue 8/12

6:45 am-8:12 am

Nonstop2h 27m

$73

DenverLos Angeles

DEN - LAX

DENLAX

Denver Intl

Tue 10/7

10:10 am-1:40 pm

1 stop4h 30m

$75

DenverLos Angeles

DEN - LAX

DENLAX

Denver Intl

Wed 11/5

3:20 pm-6:25 pm

1 stop4h 05m

$84

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 17 results
1
2

Best time to book a flight from Denver to Carlsbad

Have a flexible travel schedule? Discover the best time to fly to Carlsbad 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 Carlsbad

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

Use this chart to determine the optimal time to book a round-trip flight from Denver to Carlsbad. Price data was last updated on June 9, 2025.

To ensure you get the cheapest price possible for a flight from Denver to Carlsbad, 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 Carlsbad?

Currently, January is the cheapest month in which you can book a flight from Denver to Carlsbad (average of $246). Flying from Denver to Carlsbad in March is currently the most expensive (average of $327). 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 C4D?

Find hourly flight availability from Denver to Carlsbad. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

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

What is the cheapest day to fly from Denver to Carlsbad?

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

Travelers seeking maximum savings on their Denver to Carlsbad 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 Carlsbad

Explore weekly flight availability from Denver to Carlsbad. 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 June 12, 2025.

The most flights from DEN to C4D 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 (61 on average).

Rainfall in Carlsbad by month

Plan your trip to Carlsbad by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Carlsbad ranges from 0.0 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. July is typically the driest time to visit Carlsbad when rainfall is around 0.0 in.

Temperature in Carlsbad by month

Plan your trip to Carlsbad by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Carlsbad, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

Reviews of airlines servicing Carlsbad

Get insights into the airlines that provide service to Carlsbad. 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 Carlsbad. Reviews last updated June 12, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Denver to Carlsbad to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

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

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

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
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

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
7,946 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

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 Carlsbad. 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 Carlsbad?

    For a flight from Denver to Carlsbad, you will be flying from Denver Intl. Denver Intl (DEN) is just 18.5 mi from the center of the city. Denver Intl is the only Denver airport and it handles 86 outbound flights to Carlsbad per day. 6 airlines have flights to Carlsbad from Denver Intl on a regular basis.

  • How popular is this Denver to Carlsbad flight route?

    Flights from Denver Intl to Carlsbad have been viewed 418 times in the past calendar month.

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

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $73. Users have also found prices from $79 and $81 on United Airlines and Frontier, respectively.

  • What are the most reliable airlines from Denver to Carlsbad?

    The top 3 most reliable airlines when flying from Denver to Carlsbad are Qatar Airways (96%), ANA (93%) and LATAM Airlines (91%).

  • What are the cheapest flights from Denver to Carlsbad?

    The cheapest flight price from Denver to Carlsbad is $72. On average you can expect to pay $2,267. The most popular route, (Denver Intl - Los Angeles), can usually be booked for $126.

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

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

  • How can I find direct flights from Denver to Carlsbad?

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

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

    Yes. Cheapflights offers flight deals from Denver to Carlsbad 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 Carlsbad?

    Currently, January is the cheapest month in which you can book a flight from Denver to Carlsbad (average of $246). Flying from Denver to Carlsbad in March is currently the most expensive (average of $327). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Denver to Carlsbad

See prices for flight routes from nearby airports that may be better suited for you.
Denver to Las Vegas flights
Denver to Los Angeles flights
Denver to San Francisco flights
Denver to San Diego flights
Denver to Ontario flights
Denver to Santa Ana flights
Denver to Sacramento flights
Denver to Reno flights
Denver to San Jose flights
Denver to Burbank flights
Denver to Palm Springs flights
Colorado Springs to Las Vegas flights
Denver to Santa Barbara flights
Denver to Monterey flights
Denver to San Luis Obispo flights
Denver to Fresno flights
Denver to Medford flights
Colorado Springs to Los Angeles flights
Denver to Oakland flights
Denver to Redding flights
Denver to Arcata flights
Denver to Santa Rosa flights
Colorado Springs to Santa Ana flights
Colorado Springs to Ontario flights
Denver to Long Beach flights
Colorado Springs to San Diego flights
Colorado Springs to Sacramento flights
Grand Junction to Las Vegas flights
Aspen to San Francisco flights
Denver to Bakersfield flights
Grand Junction to Los Angeles flights
Durango to San Francisco flights
Montrose to San Francisco flights
Colorado Springs to San Francisco flights
Durango to San Diego flights
Grand Junction to Reno flights
Durango to Los Angeles flights
Colorado Springs to Long Beach flights
Durango to Sacramento flights
Montrose to San Diego flights
Grand Junction to San Diego flights
Grand Junction to Sacramento flights
Grand Junction to Santa Ana flights
Colorado Springs to Burbank flights
Colorado Springs to San Jose flights
Durango to Las Vegas flights
Montrose to Los Angeles flights
Durango to San Jose flights
Grand Junction to San Francisco flights
Vail to Los Angeles flights

Top 6 airlines flying from Denver to Carlsbad

Discover the top 6 airlines that operate flights from Denver to Carlsbad. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$29Average$136FlexibilityNo cancel feeOn-time62%
DeltaCheapest$104Average$262FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$117Average$277FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$137Average$307FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$140Average$244FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$175Average$287FlexibilityNo cancel feeOn-time75%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.