Flights from Cincinnati, OH to Ontario/LA, CA

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Best Deals on Flights From Cincinnati, OH (CVG) to Ontario/LA, CA (ONT)

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Sep 2026
No results for this month.
Oct 2026
from$120*
Last seen: 1 hour ago
One-way/Economy
Nov 2026
from$122*
Last seen: 8 hours ago
One-way/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label $120
Displaying fares for September-2026
  • CVG–ONT: cmp-view-offers-disclaimer. Find Offers
    27

    Sun

    SEP

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    28

    Mon

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    29

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    30

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    OCT

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    03

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    04

    Sun

  • CVG–ONT, Oct 5, 2026: from $254
    05

    Mon

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    06

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    07

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    09

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    10

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    11

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    12

    Mon

  • CVG–ONT, Oct 13, 2026: from $224
    13

    Tue

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    14

    Wed

  • CVG–ONT, Oct 15, 2026: from $218
    15

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    16

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    17

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    18

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    19

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    20

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    21

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    22

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    23

    Fri

  • CVG–ONT, Oct 24, 2026: from $122
    24

    Sat

  • CVG–ONT, Oct 25, 2026: from $214
    25

    Sun

  • CVG–ONT, Oct 26, 2026: from $120
    26

    Mon

    • Range$120-$254

    *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 Cincinnati, OH to Ontario/LA, CA on Frontier

    $
    Flights Deals from Cincinnati, OH to Ontario/LA, CA on Frontier
    From
    To
    Cincinnati, OH (CVG)Ontario/LA, CA (ONT)One-way
    /
    Discount Den Basic Fare    		Departing Jan 15, 2027

    From

    $249

    Last seen: 22 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®.

    Cincinnati, OH Ontario/LA, CA

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