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Carlsbad

$423+ Cheap flights from Ontario to Carlsbad, NM (ONT - CNM)

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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — CNM
May 27 — Jun 31
Wed 5/27
Wed 6/3
1 adult, Economy
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Cheap flight deals from Ontario to Carlsbad

Cheapest flights from Ontario to Carlsbad
Explore the most affordable flight options available from Ontario to Carlsbad. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 27, 2026.

This KAYAK deal was found by Cheapflights users on 4/26. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1110:54 am
ONT
-
CNM
2 stops30h 46m
Multiple Airlines
Sun 6/142:10 pm
CNM
-
ONT
2 stops23h 59m
Multiple Airlines
Deal found 4/26$900

Find flight deals from Ontario to Carlsbad

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Carlsbad (CNM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 27, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$900
(KAYAK)

One-way from

$423
(KAYAK)
Provider with most accurate pricing for Ontario-Carlsbad Cavern City flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Carlsbad Cavern City flights.
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From Ontario to Carlsbad Cavern City
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One-way flight from Ontario to Carlsbad Cavern City
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario 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 April 27, 2026.
Use the filters below to find and compare flights from Ontario to Carlsbad that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

OntarioCarlsbad

ONT - CNM

ONTCNM

Ontario

Thu 6/11

10:54 am-6:40 pm

2 stops30h 46m

Carlsbad Cavern City

Sun 6/14

2:10 pm-1:09 pm

2 stops23h 59m

$900
Cheapest one-way
Quickest one-way

OntarioCarlsbad

ONT - CNM

ONTCNM

Ontario

Thu 5/7

3:26 pm-6:40 pm

2 stops26h 14m

$423

OntarioCarlsbad

ONT - CNM

ONTCNM

Ontario

Sun 6/21

7:00 am-6:40 pm

2 stops34h 40m

$601

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Ontario-Carlsbad, New Mexico flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Ontario-Carlsbad, New Mexico flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Ontario-Carlsbad, New Mexico flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Carlsbad, New Mexico flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Carlsbad, New Mexico flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Ontario to Carlsbad

Have a flexible travel schedule? Discover the best time to fly to Carlsbad from Ontario 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.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Carlsbad. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario 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.

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