Flights from Seattle to Denver

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Seattle to Denver flight comparison made easy

Below you can see the best fares for your route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Seattle to Denver by changing tabs
Quickest
Cheapest
Frontier
Frontier
18 Sep
SEA
11:20 pm
Seattle/Tacoma Intl airport
2h 46m
3:06 am
+1
DEN
Denver Intl airport
Frontier
24 Sep
DEN
4:15 pm
Denver Intl airport
3h 14m
6:29 pm
SEA
Seattle/Tacoma Intl airport
97 USD
Frontier
Frontier
20 Sep
SEA
11:20 pm
Seattle/Tacoma Intl airport
2h 46m
3:06 am
+1
DEN
Denver Intl airport
Frontier
25 Sep
DEN
4:15 pm
Denver Intl airport
3h 14m
6:29 pm
SEA
Seattle/Tacoma Intl airport
97 USD
Frontier
Frontier
21 Sep
SEA
11:20 pm
Seattle/Tacoma Intl airport
2h 46m
3:06 am
+1
DEN
Denver Intl airport
Frontier
28 Sep
DEN
4:15 pm
Denver Intl airport
3h 14m
6:29 pm
SEA
Seattle/Tacoma Intl airport
97 USD
United Airlines
United Airlines
18 Sep
SEA
10:52 am
Seattle/Tacoma Intl airport
2h 43m
2:35 pm
DEN
Denver Intl airport
United Airlines
23 Sep
DEN
4:25 pm
Denver Intl airport
2h 53m
6:18 pm
SEA
Seattle/Tacoma Intl airport
107 USD
United Airlines
United Airlines
25 Sep
SEA
10:52 am
Seattle/Tacoma Intl airport
2h 43m
2:35 pm
DEN
Denver Intl airport
United Airlines
02 Oct
DEN
4:25 pm
Denver Intl airport
2h 53m
6:18 pm
SEA
Seattle/Tacoma Intl airport
107 USD
United Airlines
United Airlines
08 Oct
SEA
10:52 am
Seattle/Tacoma Intl airport
2h 43m
2:35 pm
DEN
Denver Intl airport
United Airlines
15 Oct
DEN
4:10 pm
Denver Intl airport
2h 53m
6:03 pm
SEA
Seattle/Tacoma Intl airport
107 USD

How to get the cheapest flight from Seattle to Denver

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight for your trip
What is the cheapest month to fly to Denver?
October
The cheapest time of year to fly to Denver from Seattle is October. Most expensive is July
What is the cheapest day to fly to Denver?
Wednesday
The cheapest day of the week is typically Wednesday. The most expensive is typically Sunday
When is the cheapest time to fly to Denver?
at noon
Seattle to Denver flights are approximately 13% more expensive in the morning than at noon
What is the cheapest airline that flies to Denver?
Major Airline
Major Airline, Frontier, and Delta are the most popular carriers operating from Seattle to Denver
What is the cheapest route?
Seattle/Tacoma Intl - Denver Intl
Fly from Seattle/Tacoma Intl to Denver Intl for the best Seattle - Denver flight prices
SEA
Seattle/Tacoma Intl
DEN
Denver Intl
When is the cheapest time to book a flight to Denver?
58 days before
The cheapest time to buy a flight from Seattle to Denver is approximately 58 days to departure
60
Days before departure
0

Flight information for Seattle to Denver

Find info about flight duration, direct flights, and airports for your flight from Seattle to Denver
Fastest flight time 2h 25m The fastest flight from Seattle to Denver takes 2h 25m.
Direct flights Every day Direct flights go from Seattle to Denver every day.
Airports in Denver 2 airports There are 2 airports near Denver: Denver Arapahoe Co (APA), Denver Intl (DEN)

Alternative routes for Seattle to Denver

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Portland to Denver
Fastest flight time
2h 24m
Cheapest price
117 USD

Flights from Seattle to:

Flights to Denver from:

  • Seattle
  • Washington
  • United States
  • North America