Flights from Ontario/LA, CA to Miami, FL

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Best Deals on Flights From Ontario/LA, CA (ONT) to Miami, FL (MIA)

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Sep 2026
No results for this month.
Oct 2026
from$188*
Last seen: 23 hours ago
One-way/Economy
Nov 2026
No results for this month.
cmp-daily-histogram-bars-legend-min-price-aria-label $188
Displaying fares for September-2026
  • ONT–MIA: cmp-view-offers-disclaimer. Find Offers
    27

    Sun

    SEP

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    28

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  • ONT–MIA, Oct 1, 2026: from $251
    01

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    OCT

  • ONT–MIA, Oct 2, 2026: from $251
    02

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  • ONT–MIA, Oct 3, 2026: from $193
    03

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  • ONT–MIA, Oct 4, 2026: from $198
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  • ONT–MIA, Oct 14, 2026: from $193
    14

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  • ONT–MIA, Oct 15, 2026: from $188
    15

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    16

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    22

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    23

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    • Range$188-$251

    *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 Ontario/LA, CA to Miami, FL on Frontier

    $
    Flights Deals from Ontario/LA, CA to Miami, FL on Frontier
    From
    To
    Ontario/LA, CA (ONT)Miami, FL (MIA)One-way
    /
    Discount Den Basic Fare    		Departing Dec 30, 2026

    From

    $135

    Last seen: 7 hours ago

    *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®.

    Ontario/LA, CA Miami, FL

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