$386+ Cheap flights from Ontario to Carlsbad, NM (ONT - CNM)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/22. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — CNM
Apr 11 — Apr 181
Round-trip
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Ontario to CarlsbadExplore 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 March 12, 2026.
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 March 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2210:50 am
ONT
- CNM
1 stop6h 50m
Multiple Airlines
Mon 5/252:10 pm
CNM
- ONT
1 stop20h 55m
Multiple Airlines
Deal found 3/11![Multiple Airlines logo]()
$386
Best flights from Ontario to CarlsbadDiscover carefully curated flight deals from Ontario to Carlsbad that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 12, 2026.
Discover carefully curated flight deals from Ontario to Carlsbad that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2210:50 am
ONT
- CNM
1 stop6h 50m
Multiple Airlines
Mon 5/252:10 pm
CNM
- ONT
1 stop20h 55m
Multiple Airlines
Deal found 3/11![Multiple Airlines logo]()
$386
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 March 12, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $386 (Kiwi.com) |
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 March 12, 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
Cheapest round-trip
Quickest round-trip
OntarioCarlsbad
ONT - CNM
ONTCNM
Ontario
Fri 5/22
10:50 am-6:40 pm
1 stop6h 50m
Carlsbad Cavern City
Mon 5/25
2:10 pm-10:05 am
1 stop20h 55m
$386
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.
ONT-CNM
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.
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