$657 Cheap Flights from Carlsbad (CNM) to Houston (IAH)

View $657 flight on Tue, Oct 21, 2025Opens in a new window

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

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Cheap Flights from Carlsbad to Houston (CNM-IAH)

Prices were available within the past 7 days and start at $657 for one-way flights and $950 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Advanced Air
Wed, Nov 5 - Fri, Nov 7
CNM
Carlsbad
IAH
Houston
$950 Roundtrip, found 5 days ago
$950
Roundtrip
found 5 days ago
Select Advanced Air flight, departing Wed, Nov 5 from Carlsbad to Houston, returning Fri, Nov 7, priced at $950 found 5 days ago
Advanced Air
Wed, Nov 5 - Fri, Nov 7
CNM
Carlsbad
IAH
Houston
$990 Roundtrip, found 3 days ago
$990
Roundtrip
found 3 days ago
Select Advanced Air flight, departing Wed, Nov 5 from Carlsbad to Houston, returning Fri, Nov 7, priced at $990 found 3 days ago
Advanced Air
Fri, Oct 31 - Tue, Nov 4
CNM
Carlsbad
IAH
Houston
$1,033 Roundtrip, found 6 days ago
$1,033
Roundtrip
found 6 days ago
Select Advanced Air flight, departing Fri, Oct 31 from Carlsbad to Houston, returning Tue, Nov 4, priced at $1,033 found 6 days ago
Advanced Air
Thu, Oct 9 - Tue, Oct 21
CNM
Carlsbad
IAH
Houston
$1,270 Roundtrip, found 6 days ago
$1,270
Roundtrip
found 6 days ago
Select Advanced Air flight, departing Thu, Oct 9 from Carlsbad to Houston, returning Tue, Oct 21, priced at $1,270 found 6 days ago
Advanced Air
Fri, Oct 17 - Tue, Oct 21
CNM
Carlsbad
IAH
Houston
$1,284 Roundtrip, found 4 days ago
$1,284
Roundtrip
found 4 days ago
Select Advanced Air flight, departing Fri, Oct 17 from Carlsbad to Houston, returning Tue, Oct 21, priced at $1,284 found 4 days ago
Advanced Air
Thu, Oct 16 - Fri, Oct 17
CNM
Carlsbad
IAH
Houston
$1,324 Roundtrip, found 5 days ago
$1,324
Roundtrip
found 5 days ago
Select Advanced Air flight, departing Thu, Oct 16 from Carlsbad to Houston, returning Fri, Oct 17, priced at $1,324 found 5 days ago
Advanced Air
Tue, Oct 21 - Sat, Oct 25
CNM
Carlsbad
IAH
Houston
$1,360 Roundtrip, found 1 day ago
$1,360
Roundtrip
found 1 day ago
Select Advanced Air flight, departing Tue, Oct 21 from Carlsbad to Houston, returning Sat, Oct 25, priced at $1,360 found 1 day ago
Advanced Air
Fri, Oct 17 - Tue, Oct 21
CNM
Carlsbad
IAH
Houston
$1,391 Roundtrip, found 4 days ago
$1,391
Roundtrip
found 4 days ago
Select Advanced Air flight, departing Fri, Oct 17 from Carlsbad to Houston, returning Tue, Oct 21, priced at $1,391 found 4 days ago
Advanced Air
Thu, Oct 9 - Tue, Oct 21
CNM
Carlsbad
IAH
Houston
$1,420 Roundtrip, found 6 days ago
$1,420
Roundtrip
found 6 days ago
Select Advanced Air flight, departing Thu, Oct 9 from Carlsbad to Houston, returning Tue, Oct 21, priced at $1,420 found 6 days ago
Advanced Air
Fri, Oct 17 - Tue, Oct 21
CNM
Carlsbad
IAH
Houston
$1,462 Roundtrip, found 4 days ago
$1,462
Roundtrip
found 4 days ago
Select Advanced Air flight, departing Fri, Oct 17 from Carlsbad to Houston, returning Tue, Oct 21, priced at $1,462 found 4 days ago

Alternative airports near Houston

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

Select flight to George Bush Intercontinental IAH. Cheapest option available. Average driving time to city center is 24 minutes. Flights from $1,360
IAH
George Bush Intercontinental
Cheapest
Average driving time to city center24 min
Flights from $1,360

Frequently asked questions

How much does a flight from Cavern City Air Terminal Airport (CNM) to George Bush Intercontinental Airport (IAH) cost?
Snag a cheap one-way flight from $657 or cheap return flight from $950 from Cavern City Air Terminal Airport (CNM) to George Bush Intercontinental Airport (IAH) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Cavern City Air Terminal Airport (CNM) to George Bush Intercontinental Airport (IAH)?
Planning your getaway for November is a good way to save, as it's the cheapest month for flights between CNM and IAH. You'll typically find the lowest prices during off-peak months.
What is the cheapest airline that flies from Cavern City Air Terminal Airport (CNM) to George Bush Intercontinental Airport (IAH)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest CNM to IAH flight.
How many flights per day from Cavern City Air Terminal Airport (CNM) to George Bush Intercontinental Airport (IAH)?
Nonstop flights from Cavern City Air Terminal Airport (CNM) to George Bush Intercontinental Airport (IAH) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from CNM to IAH?
Generally you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* However, this can vary depending on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Cavern City Air Terminal Airport (CNM) to George Bush Intercontinental Airport (IAH)?
Opt for a flight from Cavern City Air Terminal Airport (CNM) to George Bush Intercontinental Airport (IAH) that takes off before 3 PM to reduce the risk of cancellations. Departures later than this are on average 22% more likely to be canceled.**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 Cavern City Air Terminal Airport (CNM) to George Bush Intercontinental Airport (IAH) last-minute?
Last-minute fares from CNM to IAH are usually more expensive. To secure the lowest rates, start searching for flights early. That said, if you're flexible with your travel dates, it's possible to score a cheap ticket right before you leave.
Is it cheaper to book a CNM to IAH flight and hotel package?
Compared with arranging hotels and flights separately, booking a CNM to IAH flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one convenient place will take the stress out of planning your trip. Just secure your flights and choose from our wide range of stays, then tailor your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Cavern City Air Terminal Airport (CNM) to George Bush Intercontinental Airport (IAH)?
Typically, it's possible to cancel or reschedule your CNM to IAH flight. However, if it's been more than 24 hours since booking, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Travel information

Origin airport
Cavern City Air Terminal
Destination airport
George Bush Intercontinental
Roundtrip price
$949
Distance
551 mi

Book with confidence

Book with confidence

Carlsbad to Houston Flights

The cheapest times to fly from Carlsbad to Houston

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 Carlsbad to Houston are during the month of November. You can find some of the cheapest flights from Carlsbad to Houston with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Carlsbad to Houston

Sunday is one of the best days to book for cheap flights from Carlsbad to Houston: 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 Carlsbad to Houston

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 Carlsbad to Houston in 2025. You can also book with separate airlines for your outbound and return journeys, from $657 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 Carlsbad to Houston 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 Carlsbad to Houston 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.

 

Carlsbad to Houston Flights

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*Available to One Key members.