Question 1

How long does it take to travel from Seattle to Denver?

Accepted Answer

A one-way nonstop (direct) flight between Seattle and Denver takes around 2.7 hours.

Question 2

What is the flight distance between Seattle and Denver?

Accepted Answer

The flight distance between Seattle and Denver is 1646 km.

Question 3

What airlines offer nonstop (direct) flights between Seattle and Denver?

Accepted Answer

Several carriers operate flights between Seattle and Denver. Airlines offering nonstop (direct) flights include Alaska Airlines, United Airlines, Frontier Airlines.

Question 4

What are the most popular routes to and from Seattle?

Accepted Answer

Travelers frequently search for route combinations, such as Seattle and Calgary, Edmonton, Toronto, Vancouver, Phoenix, Las Vegas, Istanbul, Guadalajara, Dallas, Mexico City, Houston, Hyderabad, Amritsar, Washington, D.C., New Delhi, San Jose, Monterrey, San Francisco, Miami, Faro.

Question 5

What are the most popular routes to and from Denver?

Accepted Answer

Travelers frequently search for route combinations, such as Denver and Calgary, Edmonton, Toronto, Vancouver, Winnipeg, Saskatoon, Montreal, Kelowna, Las Vegas, Buffalo, Detroit, Islip, Geneva, Dublin, Lincoln, Victoria, Barcelona, Phoenix, Lima, Bellingham.

Question 6

What airports are near Seattle?

Accepted Answer

The main airport in Seattle is Seattle–Tacoma International. It is also served by Seattle–Tacoma International, Vancouver International, Portland International, Yakima Air Terminal, Abbotsford International, Bellingham International, Paine Field Everett, Victoria Inner Harbour SPB, Vancouver Harbour Flight Centre, Pangborn Memorial.

Question 7

What airports are near Denver?

Accepted Answer

The main airport in Denver is Denver International. It is also served by Denver International, Eagle County Regional, Colorado Springs, Cheyenne Regional, Pueblo Memorial, Laramie Regional.

Question 8

Which airlines fly between Seattle and Denver?

Accepted Answer

Currently, you can fly between Seattle and Denver with United Airlines, Alaska Airlines, Frontier Airlines.

Question 9

When's the best time to travel between Seattle and Denver?

Accepted Answer

If you don’t have specific dates for your trip between Seattle and Denver, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.

Question 10

What flights operate between Seattle and Denver?

Accepted Answer

Traveling between Seattle and Denver, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What's more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.

Question 11

How many airports are there near Seattle?

Accepted Answer

There are a number of airports in and around Seattle. The main one is Seattle–Tacoma International and other nearby airports include Seattle–Tacoma International, Vancouver International, Portland International, Yakima Air Terminal, Abbotsford International, Bellingham International, Paine Field Everett, Victoria Inner Harbour SPB, Vancouver Harbour Flight Centre, Pangborn Memorial

Question 12

How many airports are there near Denver?

Accepted Answer

There are a number of airports in and around Denver. The main one is Denver International and other nearby airports include Denver International, Eagle County Regional, Colorado Springs, Cheyenne Regional, Pueblo Memorial, Laramie Regional.

Question 13

What time do nonstop (direct) flights between Seattle and Denver depart?

Accepted Answer

This depends on the airline's flight schedule. You can easily select your preferred departure time when you search on our website or mobile app. Choose the time of day you wish to depart from Seattle, such as morning, afternoon, evening, or night, or select the exact hours for departure.

Question 14

What time do nonstop (direct) flights between Seattle and Denver arrive?

Accepted Answer

This depends on the airline's flight schedule. You can easily select your preferred arrival time when you search on our website or mobile app. Choose the time of day you wish to arrive at Denver, such as morning, afternoon, evening, or night, or select the exact hours for arrival.

Question 15

What time do flights between Seattle and Denver depart?

Accepted Answer

This depends on the airline's flight schedule. You can easily select your preferred departure time when you search on our website or mobile app. Choose the time of day you wish to depart from Seattle, such as morning, afternoon, evening, or night, or select the exact hours for departure.

Question 16

What time do flights between Seattle and Denver arrive?

Accepted Answer

This depends on the airline's flight schedule. You can easily select your preferred arrival time when you search on our website or mobile app. Choose the time of day you wish to arrive at Denver, such as morning, afternoon, evening, or night, or select the exact hours for arrival.

Cheapest one-way trip	CA$76
Cheapest nonstop round-trip	CA$200
Cheapest round-trip	CA$146
Average round-trip	CA$369
Nonstop flights in December	CA$128 – CA$375

Airline	Sun 15.12	Mon 16.12	Tue 17.12	Wed 18.12	Thu 19.12	Fri 20.12	Sat 21.12
United Airlines	---	---	---	---	---	---	---
Alaska Airlines	---	---	---	---	---	---	---
Frontier Airlines	---	---	---	1	1	1	1
Weekly flights: 4 total	Daily flights: 0.57 average	Most flights: Wednesday 1 flights

Airline	Sun 22.12	Mon 23.12	Tue 24.12	Wed 25.12	Thu 26.12	Fri 27.12	Sat 28.12
United Airlines	---	---	---	2	3	5	5
Alaska Airlines	1	2	4	2	3	3	4
Frontier Airlines	1	1	1	1	1	1	1
Weekly flights: 41 total	Daily flights: 5.86 average	Most flights: Friday 5 flights

Airline	Sun 29.12	Mon 30.12	Tue 31.12	Wed 01.01	Thu 02.01	Fri 03.01	Sat 04.01
United Airlines	5	5	4	5	5	5	5
Alaska Airlines	2	5	4	5	5	6	4
Frontier Airlines	1	1	1	1	1	1	1
Weekly flights: 72 total	Daily flights: 10.29 average	Most flights: Friday 6 flights

Airline	Sun 05.01	Mon 06.01	Tue 07.01	Wed 08.01	Thu 09.01	Fri 10.01	Sat 11.01
United Airlines	5	5	4	5	5	5	4
Alaska Airlines	5	3	3	2	3	3	3
Frontier Airlines	1	1	---	---	1	1	---
Weekly flights: 59 total	Daily flights: 8.43 average	Most flights: Sunday 5 flights

Cheap flights from Seattle, WA to Denver, CO

Flights starting at CA$76. Choose between United Airlines, Alaska Airlines, or Frontier Airlines to find the best price.

How much do flights to Denver cost?

Cheapest one-way trip

Cheapest nonstop round-trip

Cheapest round-trip

Average round-trip

Nonstop flights in December

Key info about flying to Denver

Great deals from Seattle to Denver

Not happy with the results? Try some of our useful filters

Search by stops

Search by carrier

Search by price

Search by departure date

Weekly direct flights

Check-in for a flight from Seattle to Denver

Weather in Denver

Average Weather

14 day forecast

Frequently asked questions

Explore alternative trips

Airlines operating from Seattle to Denver

Get more out of Kiwi.com with our mobile application

Company

Platform

Features

Discover

Month	Average monthly max temperature	Average monthly min temperature
January	4°C	-6°C
February	4°C	-6°C
March	10°C	-2°C
April	14°C	1°C
May	18°C	6°C
June	26°C	13°C
July	29°C	16°C
August	28°C	15°C
September	25°C	12°C
October	17°C	4°C
November	10°C	-1°C
December	4°C	-6°C

Name	Carrier code	IATA Code	Passport needed during booking
United Airlines	UAL	UA	Yes
Alaska Airlines	ASA	AS	No
Frontier Airlines	FFT	F9	No