Flights from Orlando, FL to Ontario/LA, CA

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Best Deals on Flights From Orlando, FL (MCO) to Ontario/LA, CA (ONT)

Oct 2026
from$143*
Last seen: 3 mins ago
One-way/Economy
Nov 2026
from$100*
Last seen: 22 hours ago
One-way/Economy
Dec 2026
from$123*
Last seen: 10 hours ago
One-way/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label $127
cmp-daily-histogram-bars-legend-max-price-aria-label $249
Displaying fares for October-2026
  • MCO–ONT: cmp-view-offers-disclaimer. Find Offers
    10

    Sat

    OCT

  • MCO–ONT: cmp-view-offers-disclaimer. Find Offers
    11

    Sun

  • MCO–ONT: cmp-view-offers-disclaimer. Find Offers
    12

    Mon

  • MCO–ONT, Oct 13, 2026: from $201
    13

    Tue

  • MCO–ONT, Oct 14, 2026: from $201
    14

    Wed

  • MCO–ONT, Oct 15, 2026: from $249
    15

    Thu

  • MCO–ONT, Oct 16, 2026: from $249
    16

    Fri

  • MCO–ONT, Oct 17, 2026: from $201
    17

    Sat

  • MCO–ONT, Oct 18, 2026: from $249
    18

    Sun

  • MCO–ONT: cmp-view-offers-disclaimer. Find Offers
    19

    Mon

  • MCO–ONT, Oct 20, 2026: from $201
    20

    Tue

  • MCO–ONT, Oct 21, 2026: from $201
    21

    Wed

  • MCO–ONT: cmp-view-offers-disclaimer. Find Offers
    22

    Thu

  • MCO–ONT, Oct 23, 2026: from $213
    23

    Fri

  • MCO–ONT: cmp-view-offers-disclaimer. Find Offers
    24

    Sat

  • MCO–ONT: cmp-view-offers-disclaimer. Find Offers
    25

    Sun

  • MCO–ONT: cmp-view-offers-disclaimer. Find Offers
    26

    Mon

  • MCO–ONT: cmp-view-offers-disclaimer. Find Offers
    27

    Tue

  • MCO–ONT: cmp-view-offers-disclaimer. Find Offers
    28

    Wed

  • MCO–ONT: cmp-view-offers-disclaimer. Find Offers
    29

    Thu

  • MCO–ONT: cmp-view-offers-disclaimer. Find Offers
    30

    Fri

  • MCO–ONT, Oct 31, 2026: from $143
    31

    Sat

  • MCO–ONT: cmp-view-offers-disclaimer. Find Offers
    01

    Sun

    NOV

  • MCO–ONT, Nov 2, 2026: from $151
    02

    Mon

  • MCO–ONT, Nov 3, 2026: from $140
    03

    Tue

  • MCO–ONT, Nov 4, 2026: from $127
    04

    Wed

  • MCO–ONT: cmp-view-offers-disclaimer. Find Offers
    05

    Thu

  • MCO–ONT, Nov 6, 2026: from $145
    06

    Fri

  • MCO–ONT, Nov 7, 2026: from $140
    07

    Sat

  • MCO–ONT: cmp-view-offers-disclaimer. Find Offers
    08

    Sun

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    09

    Mon

    • Range$127-$249

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

    $
    Flights Deals from Orlando, FL to Ontario/LA, CA on Frontier
    From
    To
    Orlando, FL (MCO)Ontario/LA, CA (ONT)One-way
    /
    Discount Den Basic Fare    		Departing Jan 27, 2027

    From

    $118

    Last seen: 9 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®.

    Orlando, FL Ontario/LA, CA

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