Menu

Cheap flights from Seattle to Denver (SEA - DEN)

Know your dates, get live prices in seconds:

From
To
Depart
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

Cheap flights from Seattle to Denver in September 2019

The best prices found for SEA to DEN flights for September
29 Sep - 2 Oct
$127pp
SEA
Seattle/Tacoma Intl
Delta
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Delta
Non-Stop
SEA
Seattle/Tacoma Intl
26 Sep - 1 Oct
$139pp
SEA
Seattle/Tacoma Intl
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
SEA
Seattle/Tacoma Intl
25 Sep - 29 Sep
$139pp
SEA
Seattle/Tacoma Intl
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
SEA
Seattle/Tacoma Intl

Seattle to Denver 2019 flight deals

Cheap flights to Denver from Seattle found for this year
22 Oct - 30 Oct
$107pp
SEA
Seattle/Tacoma Intl
United Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
30 Oct - 7 Nov
$107pp
SEA
Seattle/Tacoma Intl
United Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
29 Oct - 5 Nov
$107pp
SEA
Seattle/Tacoma Intl
United Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
SEA
Seattle/Tacoma Intl

Non-stop flights to Denver from Seattle

Save time with Seattle to Denver direct flight deals
28 Oct - 5 Nov
$107pp
SEA
Seattle/Tacoma Intl
United Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
30 Oct - 7 Nov
$107pp
SEA
Seattle/Tacoma Intl
United Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
29 Oct - 5 Nov
$107pp
SEA
Seattle/Tacoma Intl
United Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
SEA
Seattle/Tacoma Intl

Last minute flights from Seattle to Denver

Late deals on round-trip flights to Denver from Seattle, departing today and this week
25 Sep - 29 Sep
$139pp
SEA
Seattle/Tacoma Intl
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
SEA
Seattle/Tacoma Intl
26 Sep - 2 Oct
$139pp
SEA
Seattle/Tacoma Intl
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
SEA
Seattle/Tacoma Intl
24 Sep - 25 Sep
$165pp
SEA
Seattle/Tacoma Intl
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
SEA
Seattle/Tacoma Intl

Alternative routes for Seattle to Denver

Destination information for Denver

Things to know before you go. Useful info for your trip from Seattle to Denver
Flight duration
2h 53m
Average temperature for September in Denver
78.8 °F
Avg rainfall for September in Denver
1.1 ″

Airports servicing Seattle

Seattle King County/Boeing (BFI)
Seattle Lake Union Spb (LKE)
Redmond (SEA)

Airports servicing Denver

In the next ten days, there will be 0 inch more rain in Denver than in Seattle .
Over the next ten days, Denver (79°F) is expected to be 5°F warmer than Seattle (73°F).
According to recent data, direct flights from Seattle to Denver are available and depart daily.
Which airlines fly from Seattle to Denver?
Currently, our data suggests that 16 airlines fly Seattle to Denver directly, including KLM, JAL and Air France.
Over the last 30 days, 902 people have searched for cheap flights from Seattle to Denver.
How many flights depart from Seattle to Denver on average per day?
On average, you can expect to see 95 flights from Seattle to Denver Intl a day.
Early Morning (Midnight to 6am) - 11% of flight departures
Morning (6am - Noon) - 35% of flight departures
Afternoon (Noon - 6pm) - 44% of flight departures
Evening (6pm - Midnight) - 11% of flight departures
How long does the flight from Seattle to Denver take?
A nonstop flight takes up to 3 hours, covering a distance of 639 miles.

Related info for your journey

Useful info, stats and facts about Seattle to Denver flights.
Flight FAQs
From Seattle to Denver
What percent of flights are delayed?
A delay of 56.6 mins is common
How many passenger seats are available on a flight on this route?
On average, all flights from Seattle offer a total of 2,011 seats to Denver per day
What is the cheapest airline for this route?
The cheapest airline for this route is United Air Lines Inc. on average. United Air Lines Inc. operates 120 flight per week
Related searches
Flights to Denver from Seattle