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$76+ Cheap flights from Hobby (HOU) 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 9/19. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — LAX
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheapflights Tip: The best prices from Houston Hobby to Carlsbad are usually found in February or September, booked 73 days in advance, depart on a Thursday or Tuesday and return on a Wednesday

Cheap flight deals from Hobby to Carlsbad

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

Round-trip from

$151
(Southwest)

One-way from

$76
(Southwest)

Popular in

November

Cheapest in

February

Average price

$218
From Houston Hobby to Carlsbad
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One-way flight from Houston Hobby to Carlsbad
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Highest demand for flights based on searches. 14% potential increase in price ($35 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($6 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 Hobby to Carlsbad

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

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 9/186:35 amHOU - LAX
Nonstop3h 25mSouthwest
Sun 9/2111:45 pmLAX - HOU
Nonstop3h 15mSouthwest
Deal found 7/28$151

Cheapflights Fare Finder

 
Customize your flight search to find flights from Hobby 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 Houston Hobby Airport to Carlsbad that are best for you.

Fly from

Hobby

Fly to

Carlsbad

Route

Depart

Return

Price

HoustonLos Angeles

HOU - LAX

HOULAX

Houston Hobby

Thu 9/18

6:35 am-8:00 am

Nonstop3h 25m

Los Angeles

Sun 9/21

11:45 pm-5:00 am

Nonstop3h 15m

$151

HoustonLos Angeles

HOU - LAX

HOULAX

Houston Hobby

Fri 9/19

9:05 pm-10:35 pm

Nonstop3h 30m

$76

HoustonLos Angeles

HOU - LAX

HOULAX

Houston Hobby

Sun 8/31

8:30 am-2:05 pm

1 stop7h 35m

$150

HoustonLos Angeles

HOU - LAX

HOULAX

Houston Hobby

Sat 9/6

4:28 pm-10:35 pm

1 stop8h 07m

$158

HoustonLos Angeles

HOU - LAX

HOULAX

Houston Hobby

Sun 9/7

5:00 pm-10:46 am

2 stops19h 46m

$185

HoustonLos Angeles

HOU - LAX

HOULAX

Houston Hobby

Tue 8/5

6:00 am-11:48 am

1 stop7h 48m

$199

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Hobby to Carlsbad

Have a flexible travel schedule? Discover the best time to fly to Carlsbad from Hobby 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 Houston Hobby Airport to Carlsbad

How far ahead should I book a flight from Houston Hobby Airport to Carlsbad?

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

To ensure you get the cheapest price possible for a flight from Houston Hobby Airport to Carlsbad, you should look to book at least 73 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 Houston Hobby Airport to Carlsbad?

Currently, January is the cheapest month in which you can book a flight from Houston Hobby Airport to Carlsbad (average of $246). Flying from Houston Hobby 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 HOU to C4D?

Find hourly flight availability from Hobby 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 Houston Hobby Airport to Carlsbad as you normally would.

What is the cheapest day to fly from Houston Hobby Airport to Carlsbad?

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

Travelers seeking maximum savings on their Houston Hobby Airport to Carlsbad flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Houston Hobby Airport to Carlsbad?

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.
Peruse reviews from past customers who have flown with Southwest, Delta, and American Airlines from Houston Hobby Airport to Carlsbad 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.
Southwest
8.0
Very good
4,241 reviews

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,241 reviews
Southwest
8.0
Very good
4,241 reviews

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,980 reviews
Southwest
8.0
Very good
4,241 reviews

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,241 reviews

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Sun Country Air
6.9
Okay
334 reviews
Southwest
8.0
Very good
4,241 reviews

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from Hobby 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 Houston Hobby Airport to Carlsbad one-way?

    For one-way options, check prices for Southwest. According to our data, you can fly for as low as $76. Users have also found prices from $150 and $158 on Sun Country Air and American Airlines, respectively.

  • What are the cheapest flights from Houston Hobby Airport to Carlsbad?

    On average you can expect to pay $234 for a flight from Houston Hobby Airport to Carlsbad. The cheapest flight overall is $75 while the most popular route, (Houston Hobby - Los Angeles) is currently priced at $85.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Hobby 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 Houston Hobby Airport to Carlsbad?

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

See more FAQs

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Alternative routes for Hobby to Carlsbad

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Hobby to Carlsbad

Discover the top 6 airlines that operate flights from Hobby 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$49Average$174FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$83Average$179FlexibilityNo cancel feeOn-time65%
DeltaCheapest$112Average$227FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$165Average$375FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$169Average$394FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$177Average$331FlexibilityNo cancel feeOn-time71%

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