Flights from Denver, CO to San Juan, PR

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Best Deals on Flights From Denver, CO (DEN) to San Juan, PR (SJU)

Sep 2026
from$231*
Last seen: 7 hours ago
One-way/Economy
Oct 2026
from$153*
Last seen: 10 hours ago
One-way/Economy
Nov 2026
from$169*
Last seen: 7 hours ago
One-way/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label $153
cmp-daily-histogram-bars-legend-max-price-aria-label $283
Displaying fares for September-2026
  • DEN–SJU: cmp-view-offers-disclaimer. Find Offers
    23

    Wed

    SEP

  • DEN–SJU: cmp-view-offers-disclaimer. Find Offers
    24

    Thu

  • DEN–SJU, Sep 25, 2026: from $262
    25

    Fri

  • DEN–SJU, Sep 26, 2026: from $231
    26

    Sat

  • DEN–SJU, Sep 27, 2026: from $259
    27

    Sun

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

    Mon

  • DEN–SJU: cmp-view-offers-disclaimer. Find Offers
    29

    Tue

  • DEN–SJU: cmp-view-offers-disclaimer. Find Offers
    30

    Wed

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

    Thu

    OCT

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    02

    Fri

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    03

    Sat

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    04

    Sun

  • DEN–SJU, Oct 5, 2026: from $184
    05

    Mon

  • DEN–SJU, Oct 6, 2026: from $183
    06

    Tue

  • DEN–SJU, Oct 7, 2026: from $207
    07

    Wed

  • DEN–SJU, Oct 8, 2026: from $283
    08

    Thu

  • DEN–SJU, Oct 9, 2026: from $227
    09

    Fri

  • DEN–SJU, Oct 10, 2026: from $216
    10

    Sat

  • DEN–SJU, Oct 11, 2026: from $257
    11

    Sun

  • DEN–SJU, Oct 12, 2026: from $227
    12

    Mon

  • DEN–SJU, Oct 13, 2026: from $163
    13

    Tue

  • DEN–SJU, Oct 14, 2026: from $168
    14

    Wed

  • DEN–SJU, Oct 15, 2026: from $163
    15

    Thu

  • DEN–SJU, Oct 16, 2026: from $173
    16

    Fri

  • DEN–SJU, Oct 17, 2026: from $153
    17

    Sat

  • DEN–SJU, Oct 18, 2026: from $189
    18

    Sun

  • DEN–SJU, Oct 19, 2026: from $163
    19

    Mon

  • DEN–SJU: cmp-view-offers-disclaimer. Find Offers
    20

    Tue

  • DEN–SJU, Oct 21, 2026: from $183
    21

    Wed

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

    Thu

    • Range$153-$283

    *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 Denver, CO to San Juan, PR on Frontier

    $
    Flights Deals from Denver, CO to San Juan, PR on Frontier
    From
    To
    Denver, CO (DEN)San Juan, PR (SJU)One-way
    /
    Discount Den Basic Fare    		Departing Feb 1, 2027

    From

    $166

    Last seen: 55 mins 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®.

    Denver, CO San Juan, PR

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