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Cheap flights from San Antonio to Carlsbad from $346

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Carlsbad departing on 7/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from San Antonio to Carlsbad

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:26 pm - 6:40 pm
SAT
-
CNM
23h 14m
1 stop
Multiple Airlines Logo
2:00 pm - 7:31 pm
CNM
-
SAT
28h 31m
1 stop
$407Multiple Airlines
Tue, Aug 18 - Mon, Aug 24
Multiple Airlines Logo
7:49 pm - 6:40 pm
SAT
-
CNM
23h 51m
1 stop
Multiple Airlines Logo
2:00 pm - 6:54 pm
CNM
-
SAT
27h 54m
1 stop
$408Multiple Airlines
Wed, Aug 5 - Sun, Aug 9
Multiple Airlines Logo
10:24 pm - 6:40 pm
SAT
-
CNM
21h 16m
2 stops
Multiple Airlines Logo
2:00 pm - 7:31 pm
CNM
-
SAT
28h 31m
1 stop
$440Multiple Airlines
Tue, Aug 18 - Mon, Aug 24
Multiple Airlines Logo
7:49 pm - 6:40 pm
SAT
-
CNM
23h 51m
1 stop
Multiple Airlines Logo
2:00 pm - 8:56 am
CNM
-
SAT
17h 56m
2 stops
$454Multiple Airlines
Wed, Aug 5 - Sun, Aug 9

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Customize your flight search to find flights from San Antonio to Carlsbad, New Mexico 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, momondo users made 832,500 searches. Data last updated July 23, 2026.
Use the filters below to find and compare flights from San Antonio to Carlsbad, New Mexico that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioCarlsbad

SAT - CNM

SATCNM

San Antonio

Tue 8/18

8:26 pm-6:40 pm

1 stop23h 14m

Carlsbad Cavern City

Mon 8/24

2:00 pm-7:31 pm

1 stop28h 31m

$407

San AntonioCarlsbad

SAT - CNM

SATCNM

San Antonio

Wed 8/5

7:49 pm-6:40 pm

1 stop23h 51m

Carlsbad Cavern City

Sun 8/9

2:00 pm-6:54 pm

1 stop27h 54m

$408

San AntonioCarlsbad

SAT - CNM

SATCNM

San Antonio

Tue 8/18

10:24 pm-6:40 pm

2 stops21h 16m

Carlsbad Cavern City

Mon 8/24

2:00 pm-7:31 pm

1 stop28h 31m

$440
Quickest round-trip

San AntonioCarlsbad

SAT - CNM

SATCNM

San Antonio

Wed 8/5

7:49 pm-6:40 pm

1 stop23h 51m

Carlsbad Cavern City

Sun 8/9

2:00 pm-8:56 am

2 stops17h 56m

$454
Cheapest one-way
Quickest one-way

San AntonioCarlsbad

SAT - CNM

SATCNM

San Antonio

Tue 7/28

9:32 pm-6:40 pm

2 stops22h 08m

$346

San AntonioCarlsbad

SAT - CNM

SATCNM

San Antonio

Tue 7/28

7:39 pm-6:40 pm

1 stop24h 01m

$399

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from San Antonio to Carlsbad, New Mexico

Are you open to changing your travel dates? Check out the ideal times to fly from San Antonio to Carlsbad, New Mexico according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Antonio to Carlsbad, New Mexico (SAT to CNM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Antonio to Carlsbad, New Mexico

Fastest flight time

23h 51m

Direct flights

None
The fastest flight from San Antonio to Carlsbad, New Mexico takes 23h 51m
There are no direct flights from San Antonio to Carlsbad, New Mexico. There are no popular flight routes from San Antonio to Carlsbad, New Mexico.
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Frequently asked questions about flying from San Antonio to Carlsbad, New Mexico

  • How far is San Antonio to Carlsbad Cavern City by plane?

    The straight-line distance from San Antonio to Carlsbad Cavern City is 397.7 mi. 23h 51m is a normal flight duration for this route.

  • When did momondo last update prices for flights from San Antonio Airport to Carlsbad Cavern City Airport?

    Prices for flights from San Antonio Airport to Carlsbad Cavern City Airport refresh daily.

  • How old do you have to be to fly from San Antonio Airport to Carlsbad Cavern City Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to Carlsbad Cavern City Airport.

  • What documentation or ID do you need to fly to Carlsbad Cavern City Airport?

    The necessary travel and health documents for your Carlsbad Cavern City Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from San Antonio to Carlsbad, New Mexico

  • How do I get Price Alerts for flights from San Antonio to Carlsbad, New Mexico?

    Confirm your travel details to search for the latest offers for flights from San Antonio to Carlsbad, New Mexico. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from San Antonio to Carlsbad, New Mexico with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Traveling to a place near Carlsbad?

Book flights to Carlsbad if you plan to visit one of these locations
Pecos
Van Horn

Why use momondo?

Why should I use momondo to find a flight deal from San Antonio to Carlsbad?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Antonio to Carlsbad. momondo saves you time and could save you money on your trip.

Can I find flights from San Antonio to Carlsbad with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for San Antonio to Carlsbad flights to just show those with flexible booking policies.

How can momondo help me find flights from San Antonio to Carlsbad?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from San Antonio to Carlsbad.

I’m not ready to book a flight from San Antonio to Carlsbad right now. Can momondo alert me if prices change?

Yes. momondo can track prices for San Antonio to Carlsbad flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Sat 8/22
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