Seattle to Denver Flights
Flights from Seattle (SEA) to Denver (DEN) connect United States and United States. The great-circle distance is approximately 1,645 km, and a typical direct flight takes about 3 hours. Airports commonly used for this city pair include SEA and DEN. The reverse route is Denver to Seattle. Use the search tool below to compare live prices and schedules — do not treat any static text on this page as a live fare.
Route facts
- Origin
- Seattle, United States
- Destination
- Denver, United States
- Distance
- 1,645 km
- Typical duration
- about 3 hours
- Origin codes
- SEA
- Destination codes
- DEN
- Primary keyword
- flights from Seattle to Denver
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Route overview
Seattle to Denver is a city-pair air route between United States and United States. Travelers use this corridor for leisure, business, and connecting itineraries.
Primary search codes are SEA and DEN. Related codes: SEA → DEN.
Distance
Approximate flight distance: 1,645 km (great-circle). Actual flown distance can be longer depending on airway routing.
Duration
Typical block time for a direct flight is about 3 hours. Connecting itineraries take longer and depend on layover airports.
Airports
Seattle airports and metro codes: SEA.
Denver airports and metro codes: DEN.
Alternative routes
Related searches include the reverse route Denver to Seattle, other destinations from Seattle, and other origins into Denver.
Frequently asked questions
How long is the flight from Seattle to Denver?
Direct flights from Seattle to Denver typically take about 3 hours, depending on aircraft type, routing, and wind conditions. Connecting itineraries take longer.
What is the distance from Seattle to Denver?
The great-circle distance between Seattle and Denver is approximately 1,645 km. Flown distance can be longer depending on airways.
Which airports serve flights from Seattle to Denver?
Seattle is commonly searched with code SEA (related: SEA). Denver is commonly searched with code DEN (related: DEN).
Are there direct flights from Seattle to Denver?
Direct service availability varies by season and airline. Compare live schedules on Cheap Flights Worldwide for current nonstop and connecting options on this route.
What is the reverse flight route from Denver to Seattle?
The reverse city pair is Denver to Seattle. Distance is the same great-circle measure (1,645 km); block time can differ with winds and schedules.
Which countries does the Seattle to Denver route connect?
This route connects United States (Seattle) with United States (Denver).