Flights from San Diego (SAN) to Denver (DEN)

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

Show route on mapAll flights from SANAll flights to DEN

Direct flights

3 direct option(s) across 3 airline(s) · 1,371 km route distance.

  • Frontier Airlines · 130 min · 1371 km
  • United Airlines · 130 min · 1371 km
  • Southwest Airlines · 130 min · 1371 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.

Frontier Airlines route map →United Airlines route map →Southwest Airlines route map →

Stopover options

  • 1 stop(s) · 4h 55m · SAN → DEN
  • 1 stop(s) · 4h 55m · SAN → DEN
  • 1 stop(s) · 4h 55m · SAN → DEN
  • 1 stop(s) · 4h 55m · SAN → DEN
  • 1 stop(s) · 4h 55m · SAN → DEN
  • 1 stop(s) · 4h 55m · SAN → DEN
  • 1 stop(s) · 4h 55m · SAN → DEN
  • 1 stop(s) · 4h 55m · SAN → DEN
  • 1 stop(s) · 4h 57m · SAN → DEN
  • 1 stop(s) · 4h 57m · SAN → DEN
  • 1 stop(s) · 4h 57m · SAN → DEN
  • 1 stop(s) · 4h 57m · SAN → DEN

Timetable coverage

Published flight numbers: AC4028, UA1233, AS1492, UA2476, WN915, AC3107, LH7893, UA1337, AC4024, LH7873, LX3133, UA1565, AS1429, AC4780, CM1284, UA682, WN2367, AC4862, UA519, AS3021

Flight number: AC 4028

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

  • SAN 07:00 → DEN 10:23

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 SAN →Explore all arrivals to DEN →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 DEN when return timing is important.
  • Use Guides for alliance and hub strategy playbooks.
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