Flights from Portland, OR to Denver, CO

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Best Deals on Flights From Portland, OR (PDX) 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$79*
Last seen: 2 hours ago
One-way/Economy
Dec 2026
from$94*
Last seen: 13 hours ago
One-way/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label $79
cmp-daily-histogram-bars-legend-max-price-aria-label $311
Displaying fares for October-2026
  • PDX–DEN: cmp-view-offers-disclaimer. Find Offers
    31

    Sat

    OCT

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

    Sun

  • PDX–DEN, Nov 2, 2026: from $214
    02

    Mon

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    03

    Tue

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    04

    Wed

  • PDX–DEN, Nov 5, 2026: from $214
    05

    Thu

  • PDX–DEN, Nov 6, 2026: from $179
    06

    Fri

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    07

    Sat

  • PDX–DEN, Nov 8, 2026: from $185
    08

    Sun

  • PDX–DEN, Nov 9, 2026: from $179
    09

    Mon

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    10

    Tue

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    11

    Wed

  • PDX–DEN, Nov 12, 2026: from $179
    12

    Thu

  • PDX–DEN, Nov 13, 2026: from $290
    13

    Fri

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    14

    Sat

  • PDX–DEN, Nov 15, 2026: from $164
    15

    Sun

  • PDX–DEN, Nov 16, 2026: from $122
    16

    Mon

  • PDX–DEN, Nov 17, 2026: from $154
    17

    Tue

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    18

    Wed

  • PDX–DEN, Nov 19, 2026: from $84
    19

    Thu

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

    Fri

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    21

    Sat

  • PDX–DEN, Nov 22, 2026: from $138
    22

    Sun

  • PDX–DEN, Nov 23, 2026: from $311
    23

    Mon

  • PDX–DEN, Nov 24, 2026: from $99
    24

    Tue

  • PDX–DEN, Nov 25, 2026: from $119
    25

    Wed

  • PDX–DEN, Nov 26, 2026: from $79
    26

    Thu

  • PDX–DEN, Nov 27, 2026: from $221
    27

    Fri

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

    Sat

  • PDX–DEN, Nov 29, 2026: from $168
    29

    Sun

  • PDX–DEN, Nov 30, 2026: from $214
    30

    Mon

    • Range$79-$311

    *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 Portland, OR to Denver, CO on Frontier

    $
    Flights Deals from Portland, OR to Denver, CO on Frontier
    From
    To
    Portland, OR (PDX)Denver, CO (DEN)One-way
    /
    Discount Den Basic Fare    		Departing Feb 4, 2027

    From

    $113

    Last seen: 15 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®.

    Portland, OR Denver, CO

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