Flights from Kansas City, MO to Ontario/LA, CA

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Best Deals on Flights From Kansas City, MO (MCI) to Ontario/LA, CA (ONT)

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Sep 2026
No results for this month.
Oct 2026
from$90*
Last seen: 18 hours ago
One-way/Economy
Nov 2026
from$95*
Last seen: 5 hours ago
One-way/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label $90
cmp-daily-histogram-bars-legend-max-price-aria-label $234
Displaying fares for September-2026
  • MCI–ONT: cmp-view-offers-disclaimer. Find Offers
    26

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    SEP

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    30

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    01

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    OCT

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    02

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    03

    Sat

  • MCI–ONT, Oct 4, 2026: from $234
    04

    Sun

  • MCI–ONT, Oct 5, 2026: from $234
    05

    Mon

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    06

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    07

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    08

    Thu

  • MCI–ONT, Oct 9, 2026: from $234
    09

    Fri

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    10

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    11

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    12

    Mon

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    13

    Tue

  • MCI–ONT, Oct 14, 2026: from $188
    14

    Wed

  • MCI–ONT, Oct 15, 2026: from $208
    15

    Thu

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    16

    Fri

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    17

    Sat

  • MCI–ONT, Oct 18, 2026: from $116
    18

    Sun

  • MCI–ONT, Oct 19, 2026: from $130
    19

    Mon

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    20

    Tue

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    21

    Wed

  • MCI–ONT, Oct 22, 2026: from $116
    22

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  • MCI–ONT, Oct 23, 2026: from $90
    23

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  • MCI–ONT, Oct 24, 2026: from $95
    24

    Sat

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    25

    Sun

    • Range$90-$234

    *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 Kansas City, MO 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®.

    Kansas City, MO Ontario/LA, CA

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