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Cheap Flights from Colorado Springs to Seattle - COS to SEA (reverse)

Popular Flights from Colorado Springs to Seattle

  • Airfare from Colorado Springs to Seattle on Alaska from $237 round trip
  • Airfare from Colorado Springs to Seattle on Delta from $259 round trip
  • Airfare from Colorado Springs to Seattle on United from $259 round trip
  • Airfare from Colorado Springs to Seattle on US Airways from $397 round trip
  • Airfare from Colorado Springs to Seattle on Frontier from $2768 round trip

Did You Know?

  • 7 airlines operate between Colorado Springs, CO and Seattle, WA
  • Denver, CO is the most popular connection for one stop flights between Colorado Springs, CO and Seattle, WA.
  • United has the most one stop flights between Colorado Springs, CO and Seattle, WA.
  • 94 flights per week fly out of Colorado Springs, CO connecting to Seattle, WA
  • The largest aircraft operated by Frontier flying between Colorado Springs, CO and Seattle, WA is a EMJ with 98 seats.
  • The shortest flight between Colorado Springs, CO and Seattle, WA on Continental is 1,093 miles.
  • The smallest aircraft operated by Air Canada flying between Colorado Springs, CO and Seattle, WA is a CRJ with 50 seats.
  • 63,954 seats are available per day to fly out of Colorado Springs, CO connecting to Seattle, WA

Advance Purchase Prices from Colorado Springs to Seattle

  • Carrier
    0 Days
    1 Day
    3 Days
    7 Days
    10 Days
    14 Days
    21 Days
  • Continental
    $818
    $818
    $818
    $440
    $340
    $340
    $340
  • Delta
    $798
    $798
    $798
    $440
    $340
    $340
    $340
  • Frontier
    $798
    $798
    $798
    $440
    $340
    $340
    $340
  • US Airways
    $818
    $818
    $818
    $440
    $440
    $440
    $440
  • United
    $818
    $818
    $818
    $440
    $340
    $340
    $340

Daily Non-stop Flight Schedules from Peterson Field to Seattle/Tacoma International

  • Airline
    Mon
    Tue
    Wed
    Thu
    Fri
    Sat
    Sun
    Earliest Flight
    Latest Flight
  • Alaska
    1
    1
    1
    1
    1
    1
    1
    8:00 AM
    8:00 AM

Cheap Domestic Flights from Colorado Springs - COS

Flights
Airline
Lowest Price
Alaska, US Airways, Delta, United
$370
Cheap Flights from Colorado Springs to Seattle, from $237 Round trip from COS to SEA