Flights from San Diego, CA to Denver, CO

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Best Deals on Flights From San Diego, CA (SAN) to Denver, CO (DEN)

Try alternate month or interact with individual days below in order to find offers.
Oct 2026
No results for this month.
Nov 2026
from$32*
Last seen: 16 hours ago
One-way/Economy
Dec 2026
from$32*
Last seen: 20 hours ago
One-way/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label $32
cmp-daily-histogram-bars-legend-max-price-aria-label $183
Displaying fares for October-2026
  • SAN–DEN: cmp-view-offers-disclaimer. Find Offers
    31

    Sat

    OCT

  • SAN–DEN: cmp-view-offers-disclaimer. Find Offers
    01

    Sun

  • SAN–DEN, Nov 2, 2026: from $143
    02

    Mon

  • SAN–DEN, Nov 3, 2026: from $143
    03

    Tue

  • SAN–DEN, Nov 4, 2026: from $143
    04

    Wed

  • SAN–DEN, Nov 5, 2026: from $143
    05

    Thu

  • SAN–DEN, Nov 6, 2026: from $93
    06

    Fri

  • SAN–DEN, Nov 7, 2026: from $93
    07

    Sat

  • SAN–DEN, Nov 8, 2026: from $127
    08

    Sun

  • SAN–DEN, Nov 9, 2026: from $93
    09

    Mon

  • SAN–DEN, Nov 10, 2026: from $93
    10

    Tue

  • SAN–DEN, Nov 11, 2026: from $93
    11

    Wed

  • SAN–DEN, Nov 12, 2026: from $93
    12

    Thu

  • SAN–DEN, Nov 13, 2026: from $63
    13

    Fri

  • SAN–DEN: cmp-view-offers-disclaimer. Find Offers
    14

    Sat

  • SAN–DEN, Nov 15, 2026: from $63
    15

    Sun

  • SAN–DEN, Nov 16, 2026: from $86
    16

    Mon

  • SAN–DEN, Nov 17, 2026: from $63
    17

    Tue

  • SAN–DEN, Nov 18, 2026: from $63
    18

    Wed

  • SAN–DEN, Nov 19, 2026: from $63
    19

    Thu

  • SAN–DEN, Nov 20, 2026: from $66
    20

    Fri

  • SAN–DEN, Nov 21, 2026: from $32
    21

    Sat

  • SAN–DEN: cmp-view-offers-disclaimer. Find Offers
    22

    Sun

  • SAN–DEN, Nov 23, 2026: from $33
    23

    Mon

  • SAN–DEN, Nov 24, 2026: from $73
    24

    Tue

  • SAN–DEN, Nov 25, 2026: from $32
    25

    Wed

  • SAN–DEN, Nov 26, 2026: from $72
    26

    Thu

  • SAN–DEN, Nov 27, 2026: from $90
    27

    Fri

  • SAN–DEN: cmp-view-offers-disclaimer. Find Offers
    28

    Sat

  • SAN–DEN, Nov 29, 2026: from $183
    29

    Sun

  • SAN–DEN, Nov 30, 2026: from $110
    30

    Mon

    • Range$32-$183

    *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 San Diego, CA to Denver, CO on Frontier

    $
    Flights Deals from San Diego, CA to Denver, CO on Frontier
    From
    To
    San Diego, CA (SAN)Denver, CO (DEN)One-way
    /
    Discount Den Basic Fare    		Departing Feb 9, 2027

    From

    $32

    Last seen: 6 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®.

    San Diego, CA Denver, CO

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