$468 Cheap Flights from Houston (IAH) to Carlsbad (CNM)

View $468 flight on Fri, Oct 24, 2025Opens in a new window

Popular airlines from George Bush Intercontinental Airport (IAH) to Carlsbad, NM (CNM-Cavern City Air Terminal)

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Cheap Flights from Houston to Carlsbad (IAH-CNM)

Prices were available within the past 7 days and start at $468 for one-way flights and $1,395 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Tue, Oct 7 - Sat, Oct 11
IAH
Houston
CNM
Carlsbad
$1,395 Roundtrip, found 4 days ago
$1,395
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Tue, Oct 7 from Houston to Carlsbad, returning Sat, Oct 11, priced at $1,395 found 4 days ago
Alaska Airlines
Sat, Oct 11 - Wed, Oct 15
IAH
Houston
CNM
Carlsbad
$1,401 Roundtrip, found 1 day ago
$1,401
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sat, Oct 11 from Houston to Carlsbad, returning Wed, Oct 15, priced at $1,401 found 1 day ago
Alaska Airlines
Tue, Oct 7 - Sat, Oct 11
IAH
Houston
CNM
Carlsbad
$1,430 Roundtrip, found 4 days ago
$1,430
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Tue, Oct 7 from Houston to Carlsbad, returning Sat, Oct 11, priced at $1,430 found 4 days ago
Alaska Airlines
Sat, Oct 11 - Wed, Oct 15
IAH
Houston
CNM
Carlsbad
$1,477 Roundtrip, found 1 day ago
$1,477
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sat, Oct 11 from Houston to Carlsbad, returning Wed, Oct 15, priced at $1,477 found 1 day ago
Alaska Airlines
Sun, Sep 28 - Thu, Oct 2
IAH
Houston
CNM
Carlsbad
$1,719 Roundtrip, found 1 day ago
$1,719
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sun, Sep 28 from Houston to Carlsbad, returning Thu, Oct 2, priced at $1,719 found 1 day ago
Alaska Airlines
Sun, Sep 28 - Thu, Oct 2
IAH
Houston
CNM
Carlsbad
$1,860 Roundtrip, found 1 day ago
$1,860
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sun, Sep 28 from Houston to Carlsbad, returning Thu, Oct 2, priced at $1,860 found 1 day ago
Alaska Airlines
Sun, Sep 28 - Thu, Oct 2
IAH
Houston
CNM
Carlsbad
$1,866 Roundtrip, found 1 day ago
$1,866
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sun, Sep 28 from Houston to Carlsbad, returning Thu, Oct 2, priced at $1,866 found 1 day ago
Alaska Airlines
Wed, Oct 1 - Mon, Oct 6
IAH
Houston
CNM
Carlsbad
$1,877 Roundtrip, found 4 days ago
$1,877
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Wed, Oct 1 from Houston to Carlsbad, returning Mon, Oct 6, priced at $1,877 found 4 days ago
Alaska Airlines
Wed, Oct 8 - Sun, Oct 12
IAH
Houston
CNM
Carlsbad
$1,902 Roundtrip, found 3 days ago
$1,902
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Wed, Oct 8 from Houston to Carlsbad, returning Sun, Oct 12, priced at $1,902 found 3 days ago
Alaska Airlines
Tue, Oct 7 - Sat, Oct 11
IAH
Houston
CNM
Carlsbad
$8,487 Roundtrip, found 5 days ago
$8,487
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Tue, Oct 7 from Houston to Carlsbad, returning Sat, Oct 11, priced at $8,487 found 5 days ago

Alternative airports near Carlsbad

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Cavern City Air Terminal CNM. Cheapest and Closest option available. Average driving time to city center is 9 minutes. Flights from $1,401
CNM
Cavern City Air Terminal
CheapestClosest
Average driving time to city center9 min
Flights from $1,401

Frequently asked questions

How much does a flight from George Bush Intercontinental Airport (IAH) to Cavern City Air Terminal Airport (CNM) cost?
Secure a cheap one-way flight from $468 or cheap return flight from $1,395 from George Bush Intercontinental Airport (IAH) to Cavern City Air Terminal Airport (CNM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from George Bush Intercontinental Airport (IAH) to Cavern City Air Terminal Airport (CNM)?
October is the least expensive month to fly from IAH to CNM. Planning your trip for the off-season is often the key to landing a great deal.
What is the cheapest airline that flies from George Bush Intercontinental Airport (IAH) to Cavern City Air Terminal Airport (CNM)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest IAH to CNM flight.
How many flights per day from George Bush Intercontinental Airport (IAH) to Cavern City Air Terminal Airport (CNM)?
You'll have to catch a flight with a layover when traveling from George Bush Intercontinental Airport (IAH) to Cavern City Air Terminal Airport (CNM). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from IAH to CNM?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from George Bush Intercontinental Airport (IAH) to Cavern City Air Terminal Airport (CNM)?
To arrive at Cavern City Air Terminal Airport (CNM) on schedule, select a flight that leaves George Bush Intercontinental Airport (IAH) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from George Bush Intercontinental Airport (IAH) to Cavern City Air Terminal Airport (CNM) last-minute?
Holding off until just before your trip to book a flight from IAH to CNM often results in higher prices. While it's possible to find some last-minute deals, they're not always guaranteed. Allow some flexibility in your schedule to boost your chances of landing a bargain.
Is it cheaper to book an IAH to CNM flight and hotel package?
Securing an IAH to CNM flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Choose from our extensive range of accommodations and then add car rentals, activities and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from George Bush Intercontinental Airport (IAH) to Cavern City Air Terminal Airport (CNM)?
If you booked your IAH to CNM flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for further details.

Travel information

Travel information

Origin airport
George Bush Intercontinental
Destination airport
Cavern City Air Terminal
Roundtrip price
$1,394
Distance
551 mi

Book with confidence

Book with confidence

Houston to Carlsbad Flights

The cheapest times to fly from Houston to Carlsbad

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Houston to Carlsbad are during the month of October. You can find some of the cheapest flights from Houston to Carlsbad with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Houston to Carlsbad

Sunday is one of the best days to book for cheap flights from Houston to Carlsbad: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Houston to Carlsbad

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Houston to Carlsbad in 2025. You can also book with separate airlines for your outbound and return journeys, from $468 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Houston to Carlsbad flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Houston to Carlsbad airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Houston to Carlsbad Flights

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