Alaska Airlines Flights from Billings to Portland

Lowest fares from Billings to Portland

Aug 2026
From$259*
Seen: 10 hours ago
Flight Type One Way|Saver
Sep 2026
From$134*
Seen: 10 hours ago
Flight Type One Way|Saver
Oct 2026
From$134*
Seen: 10 hours ago
Flight Type One Way|Saver
cmp-daily-histogram-bars-legend-min-price-aria-label $134
cmp-daily-histogram-bars-legend-max-price-aria-label $674
Displaying fares for August-2026
  • BIL–PDX, Aug 17, 2026: From $379
    17

    Mo

    AUG

  • BIL–PDX, Aug 18, 2026: From $379
    18

    Tu

  • BIL–PDX, Aug 19, 2026: From $424
    19

    We

  • BIL–PDX, Aug 20, 2026: From $379
    20

    Th

  • BIL–PDX, Aug 21, 2026: From $379
    21

    Fr

  • BIL–PDX, Aug 22, 2026: From $379
    22

    Sa

  • BIL–PDX, Aug 23, 2026: From $674
    23

    Su

  • BIL–PDX, Aug 24, 2026: From $379
    24

    Mo

  • BIL–PDX, Aug 25, 2026: From $314
    25

    Tu

  • BIL–PDX, Aug 26, 2026: From $314
    26

    We

  • BIL–PDX, Aug 27, 2026: From $324
    27

    Th

  • BIL–PDX, Aug 28, 2026: From $324
    28

    Fr

  • BIL–PDX, Aug 29, 2026: From $314
    29

    Sa

  • BIL–PDX, Aug 30, 2026: From $259
    30

    Su

  • BIL–PDX, Aug 31, 2026: From $259
    31

    Mo

  • BIL–PDX, Sep 1, 2026: From $224
    01

    Tu

    SEP

  • BIL–PDX, Sep 2, 2026: From $224
    02

    We

  • BIL–PDX, Sep 3, 2026: From $259
    03

    Th

  • BIL–PDX, Sep 4, 2026: From $224
    04

    Fr

  • BIL–PDX, Sep 5, 2026: From $224
    05

    Sa

  • BIL–PDX, Sep 6, 2026: From $209
    06

    Su

  • BIL–PDX, Sep 7, 2026: From $269
    07

    Mo

  • BIL–PDX, Sep 8, 2026: From $209
    08

    Tu

  • BIL–PDX, Sep 9, 2026: From $209
    09

    We

  • BIL–PDX, Sep 10, 2026: From $209
    10

    Th

  • BIL–PDX, Sep 11, 2026: From $209
    11

    Fr

  • BIL–PDX, Sep 12, 2026: From $199
    12

    Sa

  • BIL–PDX, Sep 13, 2026: From $269
    13

    Su

  • BIL–PDX, Sep 14, 2026: From $209
    14

    Mo

  • BIL–PDX, Sep 15, 2026: From $134
    15

    Tu

  • BIL–PDX, Sep 16, 2026: From $134
    16

    We

    • Range$134-$674

    *Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.

    One-way low-fare flights Billings to Portland.*

    $
    keyboard_arrow_down
    One-way low-fare flights Billings to Portland.*
    From
    To
    Fare Type
    Dates
    Price
    Billings (BIL)Portland (PDX)One-way
    |
    Saver    		Depart: Jan 23, 2027

    From

    $134

    Seen: 10 hours ago

    Billings (BIL)Portland (PDX)One-way
    |
    Saver    		Depart: Jan 26, 2027

    From

    $134

    Seen: 10 hours ago

    Billings (BIL)Portland (PDX)One-way
    |
    Saver    		Depart: Jan 27, 2027

    From

    $134

    Seen: 10 hours ago

    Billings (BIL)Portland (PDX)One-way
    |
    Saver    		Depart: Jan 13, 2027

    From

    $134

    Seen: 10 hours ago

    Billings (BIL)Portland (PDX)One-way
    |
    Saver    		Depart: Jan 30, 2027

    From

    $134

    Seen: 10 hours ago

    Billings (BIL)Portland (PDX)One-way
    |
    Saver    		Depart: Feb 2, 2027

    From

    $134

    Seen: 10 hours ago

    Billings (BIL)Portland (PDX)One-way
    |
    Saver    		Depart: Sep 16, 2026

    From

    $134

    Seen: 10 hours ago

    Billings (BIL)Portland (PDX)One-way
    |
    Saver    		Depart: Oct 27, 2026

    From

    $134

    Seen: 10 hours ago

    *Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.

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