Flights from New York City, NY to Ontario/LA, CA

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Best Deals on Flights From New York City, NY (LGA) to Ontario/LA, CA (ONT)

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Oct 2026
No results for this month.
Nov 2026
from$444*
Last seen: 9 hours ago
One-way/Economy
Dec 2026
from$193*
Last seen: 12 hours ago
One-way/Economy
Displaying fares for October-2026
  • LGA–ONT: cmp-view-offers-disclaimer. Find Offers
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    NOV

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    • *Prices found by others in the previous 48 hours for round-trip flights. Prices shown may also require membership in our travel club, Discount Den.

    Flights Deals from New York City, NY to Ontario/LA, CA on Frontier

    $
    *Prices found by others in the previous 48 hours for one-way flights. Prices shown may also require membership in our travel club, Discount Den®.

    New York City, NY Ontario/LA, CA

    Barclays Badge

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