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$54+ Cheap flights from Sky Harbor Intl (PHX) to Carlsbad, 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 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — LAX
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheapflights Tip: The best prices from Phoenix Sky Harbor Intl to Carlsbad are usually found in August or January, booked 42 days in advance, depart on a Friday or Saturday and return on a Saturday

Cheap flight deals from Sky Harbor Intl to Carlsbad

Keep the following information in mind while searching for Sky Harbor Intl to Carlsbad flight deals. Data was last updated July 30, 2025.

Round-trip from

$90
(Cheapflightsfares)

One-way from

$54
(CheapOair)

Popular in

June

Cheapest in

August

Average price

$153
From Phoenix Sky Harbor Intl to Carlsbad
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One-way flight from Phoenix Sky Harbor Intl to Carlsbad
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Highest demand for flights based on searches. 17% potential increase in price ($27 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($5 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 Sky Harbor Intl to Carlsbad

Cheapest flights from Sky Harbor Intl to Carlsbad
Explore the most affordable flight options available from Sky Harbor Intl to Carlsbad. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 7/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/237:00 amPHX - LAX
Nonstop1h 29mFrontier
Sun 8/249:58 pmLAX - PHX
Nonstop1h 42mFrontier
Deal found 7/29$90
This Delta deal was found by Cheapflights users on 7/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/164:11 pmPHX - LAX
Nonstop1h 32mDelta
Tue 10/710:00 amLAX - PHX
Nonstop1h 30mDelta
Deal found 7/28$117
This Southwest deal was found by Cheapflights users on 7/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/189:45 pmPHX - LAX
Nonstop1h 25mSouthwest
Sat 9/2710:40 amLAX - PHX
Nonstop1h 30mSouthwest
Deal found 7/28$137
This Kissandfly.com deal was found by Cheapflights users on 7/28. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/112:25 pmPHX - LAX
Nonstop1h 28mMultiple Airlines
Thu 9/187:40 pmLAX - PHX
1 stop11h 40mMultiple Airlines
Deal found 7/28$140

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sky Harbor Intl 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 July 30, 2025.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Carlsbad that are best for you.

Fly from

Sky Harbor Intl

Fly to

Carlsbad

Route

Depart

Return

Price

PhoenixLos Angeles

PHX - LAX

PHXLAX

Phoenix Sky Harbor Intl

Sat 8/23

7:00 am-8:29 am

Nonstop1h 29m

Los Angeles

Sun 8/24

9:58 pm-11:40 pm

Nonstop1h 42m

$90

PhoenixLos Angeles

PHX - LAX

PHXLAX

Phoenix Sky Harbor Intl

Tue 9/16

4:11 pm-5:43 pm

Nonstop1h 32m

Los Angeles

Wed 10/8

9:45 pm-11:13 pm

Nonstop1h 28m

$117

PhoenixLos Angeles

PHX - LAX

PHXLAX

Phoenix Sky Harbor Intl

Thu 9/18

9:45 pm-11:10 pm

Nonstop1h 25m

Los Angeles

Sat 9/27

10:40 am-12:10 pm

Nonstop1h 30m

$137

PhoenixLos Angeles

PHX - LAX

PHXLAX

Phoenix Sky Harbor Intl

Thu 9/11

2:25 pm-3:53 pm

Nonstop1h 28m

Los Angeles

Thu 9/18

7:40 pm-7:20 am

1 stop11h 40m

$140

PhoenixLos Angeles

PHX - LAX

PHXLAX

Phoenix Sky Harbor Intl

Tue 10/21

12:10 pm-1:40 pm

Nonstop1h 30m

$54

PhoenixLos Angeles

PHX - LAX

PHXLAX

Phoenix Sky Harbor Intl

Sat 8/30

6:40 am-8:10 am

Nonstop1h 30m

$59

PhoenixLos Angeles

PHX - LAX

PHXLAX

Phoenix Sky Harbor Intl

Sat 9/13

12:20 pm-4:10 pm

1 stop3h 50m

$80

PhoenixLos Angeles

PHX - LAX

PHXLAX

Phoenix Sky Harbor Intl

Tue 8/12

7:06 pm-8:33 pm

Nonstop1h 27m

$110

PhoenixLos Angeles

PHX - LAX

PHXLAX

Phoenix Sky Harbor Intl

Wed 9/10

11:28 am-7:10 pm

2 stops7h 42m

$116

PhoenixLos Angeles

PHX - LAX

PHXLAX

Phoenix Sky Harbor Intl

Sun 8/24

1:00 pm-4:02 pm

1 stop3h 02m

$124

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Best time to book a flight from Sky Harbor Intl to Carlsbad

Have a flexible travel schedule? Discover the best time to fly to Carlsbad from Sky Harbor Intl 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 Phoenix Sky Harbor Intl Airport to Carlsbad

How far ahead should I book a flight from Phoenix Sky Harbor Intl Airport to Carlsbad?

Use this chart to determine the optimal time to book a round-trip flight from Sky Harbor Intl to Carlsbad. Price data was last updated on July 25, 2025.

To ensure you get the cheapest price possible for a flight from Phoenix Sky Harbor Intl Airport to Carlsbad, you should look to book at least 42 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 Phoenix Sky Harbor Intl Airport to Carlsbad?

Currently, January is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Carlsbad (average of $246). Flying from Phoenix Sky Harbor Intl Airport to Carlsbad 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 PHX to C4D?

Find hourly flight availability from Sky Harbor Intl 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 July 30, 2025.

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

What is the cheapest day to fly from Phoenix Sky Harbor Intl Airport to Carlsbad?

Use this chart to determine the cheapest time to fly round-trip from Sky Harbor Intl to Carlsbad. Price data was last updated on July 27, 2025.

Travelers seeking maximum savings on their Phoenix Sky Harbor Intl Airport to Carlsbad flight should consider departing on Friday afternoons when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Phoenix Sky Harbor Intl Airport to Carlsbad

Explore weekly flight availability from Sky Harbor Intl 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 July 30, 2025.

The most flights from PHX to C4D are scheduled on a Wednesday (92 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (38 on average).

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 July 30, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from Phoenix Sky Harbor Intl Airport to Carlsbad. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

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

Boarding

8.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

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
4,241 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

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
7,980 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

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
8,896 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

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 Sky Harbor Intl to Carlsbad. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Phoenix Sky Harbor Intl Airport to Carlsbad one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $54. Delta flights start at $59 while deals on Southwest start at $80 one-way.

  • What are the most reliable airlines from Phoenix Sky Harbor Intl Airport to Carlsbad?

    Consider Air France (98%), Aeromexico (97%) or SAUDIA (96%) when booking your flight. These represent the most reliable airlines when flying from Phoenix Sky Harbor Intl Airport to Carlsbad.

  • What are the cheapest flights from Phoenix Sky Harbor Intl Airport to Carlsbad?

    Looking at all options, your cheapest flight can be booked for $58. While the most popular route (Phoenix Sky Harbor Intl - Los Angeles) can be booked for $72 on average our data indicates $1,812 when flying from Phoenix Sky Harbor Intl Airport to Carlsbad.

  • Can I find deals for flights from Sky Harbor Intl to Carlsbad that include hotel bookings?

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

  • How can I find direct flights from Sky Harbor Intl to Carlsbad?

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

  • Can I find deals for business class flights from Sky Harbor Intl to Carlsbad?

    Yes. Cheapflights offers flight deals from Sky Harbor Intl 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 Phoenix Sky Harbor Intl Airport to Carlsbad?

    Currently, January is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Carlsbad (average of $246). Flying from Phoenix Sky Harbor Intl Airport to Carlsbad 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 Sky Harbor Intl to Carlsbad

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Top 8 airlines flying from Sky Harbor Intl to Carlsbad

Discover the top 8 airlines that operate flights from Sky Harbor Intl 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 July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$29Average$122FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$47Average$142FlexibilityNo cancel feeOn-time65%
DeltaCheapest$78Average$162FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$91Average$197FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$93Average$335FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$97Average$188FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$97Average$252FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$97Average$245FlexibilityNo cancel feeOn-time63%

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