Flights from Colorado Springs (COS) to Seattle (SEA)

Route intelligence for COS → SEA: direct flights, stopover options, and timetable coverage in one place.

Show route on mapAll flights from COSAll flights to SEA

Direct flights

1 direct option(s) across 1 airline(s) · 1,716 km route distance.

  • Alaska Airlines · 157 min · 1716 km

Explore these airlines on this city pair

Open each airline route-map page to compare broader network depth before committing to a nonstop or one-stop strategy.

Alaska Airlines route map →

Stopover options

  • 1 stop(s) · 4h 21m · COS → SEA
  • 1 stop(s) · 4h 21m · COS → SEA
  • 1 stop(s) · 4h 21m · COS → SEA
  • 1 stop(s) · 4h 27m · COS → SEA
  • 1 stop(s) · 4h 27m · COS → SEA
  • 1 stop(s) · 4h 27m · COS → SEA
  • 1 stop(s) · 4h 27m · COS → SEA
  • 1 stop(s) · 4h 27m · COS → SEA
  • 1 stop(s) · 5h 7m · COS → SEA
  • 1 stop(s) · 5h 7m · COS → SEA
  • 1 stop(s) · 5h 7m · COS → SEA
  • 1 stop(s) · 5h 28m · COS → SEA

Timetable coverage

Flight numbers are not published in the current source dataset.

Plan this city pair

Compare nearby alternatives and airline networks to decide whether a direct trip, one-stop connection, or reverse search gives you better options.

Explore all departures from COS →Explore all arrivals to SEA →Compare airline network coverage →Browse airports by country →

Route planning checklist

  • Compare direct duration with one-stop total duration before committing to a fare.
  • Check inbound alternatives on flights to SEA when return timing is important.
  • Use Guides for alliance and hub strategy playbooks.
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