Alaska Airlines Flights from Seattle to Pittsburgh

Lowest fares from Seattle to Pittsburgh

Aug 2026
From$229*
Seen: 12 hours ago
Flight Type One Way|Saver
Sep 2026
From$229*
Seen: 12 hours ago
Flight Type One Way|Saver
Oct 2026
From$229*
Seen: 12 hours ago
Flight Type One Way|Saver
cmp-daily-histogram-bars-legend-min-price-aria-label $229
cmp-daily-histogram-bars-legend-max-price-aria-label $499
Displaying fares for August-2026
  • SEA–PIT, Aug 10, 2026: From $444
    10

    Mo

    AUG

  • SEA–PIT, Aug 11, 2026: From $367
    11

    Tu

  • SEA–PIT, Aug 12, 2026: From $316
    12

    We

  • SEA–PIT, Aug 13, 2026: From $499
    13

    Th

  • SEA–PIT, Aug 14, 2026: From $499
    14

    Fr

  • SEA–PIT, Aug 15, 2026: From $444
    15

    Sa

  • SEA–PIT, Aug 16, 2026: From $444
    16

    Su

  • SEA–PIT, Aug 17, 2026: From $379
    17

    Mo

  • SEA–PIT, Aug 18, 2026: From $379
    18

    Tu

  • SEA–PIT, Aug 19, 2026: From $379
    19

    We

  • SEA–PIT, Aug 20, 2026: From $379
    20

    Th

  • SEA–PIT, Aug 21, 2026: From $379
    21

    Fr

  • SEA–PIT, Aug 22, 2026: From $425
    22

    Sa

  • SEA–PIT, Aug 23, 2026: From $379
    23

    Su

  • SEA–PIT, Aug 24, 2026: From $299
    24

    Mo

  • SEA–PIT, Aug 25, 2026: From $299
    25

    Tu

  • SEA–PIT, Aug 26, 2026: From $299
    26

    We

  • SEA–PIT, Aug 27, 2026: From $299
    27

    Th

  • SEA–PIT, Aug 28, 2026: From $299
    28

    Fr

  • SEA–PIT, Aug 29, 2026: From $299
    29

    Sa

  • SEA–PIT, Aug 30, 2026: From $299
    30

    Su

  • SEA–PIT, Aug 31, 2026: From $229
    31

    Mo

  • SEA–PIT, Sep 1, 2026: From $229
    01

    Tu

    SEP

  • SEA–PIT, Sep 2, 2026: From $229
    02

    We

  • SEA–PIT, Sep 3, 2026: From $229
    03

    Th

  • SEA–PIT, Sep 4, 2026: From $229
    04

    Fr

  • SEA–PIT, Sep 5, 2026: From $229
    05

    Sa

  • SEA–PIT, Sep 6, 2026: From $242
    06

    Su

  • SEA–PIT, Sep 7, 2026: From $293
    07

    Mo

  • SEA–PIT, Sep 8, 2026: From $229
    08

    Tu

  • SEA–PIT, Sep 9, 2026: From $229
    09

    We

    • Range$229-$499

    *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 Seattle to Pittsburgh.*

    $
    keyboard_arrow_down
    One-way low-fare flights Seattle to Pittsburgh.*
    From
    To
    Fare Type
    Dates
    Price
    Seattle (SEA)Pittsburgh (PIT)One-way
    |
    Saver    		Depart: Sep 1, 2026

    From

    $229

    Seen: 12 hours ago

    Seattle (SEA)Pittsburgh (PIT)One-way
    |
    Saver    		Depart: Sep 4, 2026

    From

    $229

    Seen: 12 hours ago

    Seattle (SEA)Pittsburgh (PIT)One-way
    |
    Saver    		Depart: Sep 10, 2026

    From

    $229

    Seen: 12 hours ago

    Seattle (SEA)Pittsburgh (PIT)One-way
    |
    Saver    		Depart: Sep 11, 2026

    From

    $229

    Seen: 12 hours ago

    Seattle (SEA)Pittsburgh (PIT)One-way
    |
    Saver    		Depart: Sep 13, 2026

    From

    $229

    Seen: 12 hours ago

    Seattle (SEA)Pittsburgh (PIT)One-way
    |
    Saver    		Depart: Sep 14, 2026

    From

    $229

    Seen: 12 hours ago

    Seattle (SEA)Pittsburgh (PIT)One-way
    |
    Saver    		Depart: Sep 19, 2026

    From

    $229

    Seen: 12 hours ago

    Seattle (SEA)Pittsburgh (PIT)One-way
    |
    Saver    		Depart: Sep 20, 2026

    From

    $229

    Seen: 12 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.

    Explore Alaska Airlines's Flights to Top-Pick Destinations