Flights from Denver (DEN) to Seattle (SEA)

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

Show route on mapAll flights from DENAll flights to SEA

Direct flights

6 direct option(s) across 6 airline(s).

  • Delta Air Lines · 0 min · 0 km
  • American Airlines · 152 min · 1645 km
  • Alaska Airlines · 152 min · 1645 km
  • Frontier Airlines · 152 min · 1645 km
  • United Airlines · 152 min · 1645 km
  • Southwest Airlines · 152 min · 1645 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.

Delta Air Lines route map →American Airlines route map →Alaska Airlines route map →Frontier Airlines route map →United Airlines route map →Southwest Airlines route map →

Stopover options

  • 1 stop(s) · 4h 11m · DEN → SEA
  • 1 stop(s) · 4h 14m · DEN → SEA
  • 1 stop(s) · 4h 14m · DEN → SEA
  • 1 stop(s) · 4h 16m · DEN → SEA
  • 1 stop(s) · 4h 16m · DEN → SEA
  • 1 stop(s) · 4h 16m · DEN → SEA
  • 1 stop(s) · 4h 17m · DEN → SEA
  • 1 stop(s) · 4h 17m · DEN → SEA
  • 1 stop(s) · 4h 17m · DEN → SEA
  • 1 stop(s) · 4h 18m · DEN → SEA
  • 1 stop(s) · 4h 18m · DEN → SEA
  • 1 stop(s) · 4h 18m · DEN → SEA

Timetable coverage

Published flight numbers: AS643, KE6122, QR2036, UA366, DL1731, KE3014, SK3801, VS2069, WS5484, WN1713, DE5208, FI7694, JL6365, KE6030, QR2056, UA2271, NH7375, UA1424, AF2325, DL2740 …

Flight number: AS 643

Operating days: 1, 2, 3, 4, 5, 6, 7

  • DEN 06:00 → SEA 08:05

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 DEN →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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