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 United Airlines, Frontier Airlines, Alaska 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 Las Vegas, Mexico City, Orlando, Atlanta, Austin, London, Houston, Paris, Barcelona, Rome, Los Angeles, Phoenix, Washington, D.C., Detroit, Madrid, Dublin, Minneapolis, Cleveland, Guadalajara, Salt Lake City.

Question 5

What are the most popular routes to and from Denver?

Accepted Answer

Travelers frequently search for route combinations, such as Denver and Chicago, Dallas, Minneapolis, Los Angeles, Washington, D.C., Houston, Orlando, San Francisco, Atlanta, Las Vegas, Austin, Phoenix, Philadelphia, San Diego, Miami, New York, Tampa, Detroit, Salt Lake City, Portland.

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, Abbotsford International, Bellingham International, Paine Field Everett, Pangborn Memorial, Yakima Air Terminal, Vancouver Harbour Flight Centre, Victoria Inner Harbour SPB.

Question 7

What airports are near Denver?

Accepted Answer

The main airport in Denver is Denver International. It is also served by Denver International, Laramie Regional, Colorado Springs, Pueblo Memorial, Cheyenne Regional, Eagle County 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, Abbotsford International, Bellingham International, Paine Field Everett, Pangborn Memorial, Yakima Air Terminal, Vancouver Harbour Flight Centre, Victoria Inner Harbour SPB

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, Laramie Regional, Colorado Springs, Pueblo Memorial, Cheyenne Regional, Eagle County 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	$34
Cheapest nonstop round-trip	$34
Cheapest round-trip	$62
Average round-trip	$119
Nonstop flights in October	$34 – $652

Airline	Sun 29.09	Mon 30.09	Tue 01.10	Wed 02.10	Thu 03.10	Fri 04.10	Sat 05.10
United Airlines	1	4	4	5	1	5	2
Alaska Airlines	2	2	1	---	3	3	---
Frontier Airlines	2	2	2	2	2	2	2

Airline	Sun 06.10	Mon 07.10	Tue 08.10	Wed 09.10	Thu 10.10	Fri 11.10	Sat 12.10
United Airlines	---	2	3	2	---	1	3
Alaska Airlines	1	4	2	1	---	1	1
Frontier Airlines	2	2	2	2	2	2	2

Airline	Sun 13.10	Mon 14.10	Tue 15.10	Wed 16.10	Thu 17.10	Fri 18.10	Sat 19.10
United Airlines	3	2	3	5	2	2	4
Alaska Airlines	6	6	3	1	2	2	---
Frontier Airlines	2	2	2	2	2	2	2

Airline	Sun 20.10	Mon 21.10	Tue 22.10	Wed 23.10	Thu 24.10	Fri 25.10	Sat 26.10
United Airlines	2	3	5	5	2	3	3
Alaska Airlines	---	3	4	1	2	3	3
Frontier Airlines	2	2	2	2	2	2	2

Cheap flights from Seattle, WA to Denver, CO

Flights starting at $34. Choose between United Airlines, Alaska Airlines, or Frontier Airlines to find the best price.

Tips to know when travelling to Denver

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Features

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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