Flights from Portland, OR to Denver, CO

Promo Code

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.
Jul 2026
No results for this month.
Aug 2026
from$54*
Last seen: 8 hours ago
One-way/Economy
Sep 2026
from$53*
Last seen: 13 hours ago
One-way/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label $54
cmp-daily-histogram-bars-legend-max-price-aria-label $194
Displaying fares for July-2026
  • PDX–DEN: cmp-view-offers-disclaimer. Find Offers
    30

    Thu

    JUL

  • PDX–DEN: cmp-view-offers-disclaimer. Find Offers
    31

    Fri

  • PDX–DEN, Aug 1, 2026: from $194
    01

    Sat

    AUG

  • PDX–DEN, Aug 2, 2026: from $179
    02

    Sun

  • PDX–DEN, Aug 3, 2026: from $185
    03

    Mon

  • PDX–DEN, Aug 4, 2026: from $185
    04

    Tue

  • PDX–DEN, Aug 5, 2026: from $179
    05

    Wed

  • PDX–DEN, Aug 6, 2026: from $169
    06

    Thu

  • PDX–DEN, Aug 7, 2026: from $169
    07

    Fri

  • PDX–DEN, Aug 8, 2026: from $179
    08

    Sat

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

    Sun

  • PDX–DEN: cmp-view-offers-disclaimer. Find Offers
    10

    Mon

  • PDX–DEN, Aug 11, 2026: from $179
    11

    Tue

  • PDX–DEN, Aug 12, 2026: from $138
    12

    Wed

  • PDX–DEN, Aug 13, 2026: from $138
    13

    Thu

  • PDX–DEN, Aug 14, 2026: from $138
    14

    Fri

  • PDX–DEN, Aug 15, 2026: from $139
    15

    Sat

  • PDX–DEN, Aug 16, 2026: from $157
    16

    Sun

  • PDX–DEN, Aug 17, 2026: from $136
    17

    Mon

  • PDX–DEN, Aug 18, 2026: from $103
    18

    Tue

  • PDX–DEN, Aug 19, 2026: from $88
    19

    Wed

  • PDX–DEN, Aug 20, 2026: from $123
    20

    Thu

  • PDX–DEN, Aug 21, 2026: from $103
    21

    Fri

  • PDX–DEN, Aug 22, 2026: from $88
    22

    Sat

  • PDX–DEN, Aug 23, 2026: from $98
    23

    Sun

  • PDX–DEN, Aug 24, 2026: from $69
    24

    Mon

  • PDX–DEN: cmp-view-offers-disclaimer. Find Offers
    25

    Tue

  • PDX–DEN, Aug 26, 2026: from $54
    26

    Wed

  • PDX–DEN, Aug 27, 2026: from $73
    27

    Thu

  • PDX–DEN, Aug 28, 2026: from $73
    28

    Fri

  • PDX–DEN, Aug 29, 2026: from $63
    29

    Sat

    • Range$54-$194

    *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 Nov 8, 2026

    From

    $53

    Last seen: 14 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

    Barclays Badge

    Earn 60,000 Miles after qualifying activity. Terms apply.