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 2.8 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 New York, Las Vegas, Orlando, San Francisco, Chicago, Dallas, London, Miami, Phoenix, Boston, San Diego, Tokyo, Cancún, Honolulu, Vancouver, New Delhi.

Question 5

What are the most popular routes to and from Denver?

Accepted Answer

Travelers frequently search for route combinations, such as Denver and Detroit, Toronto, Montreal, Vancouver, Calgary, Kuwait City, Winnipeg, Edmonton, Ottawa, Kelowna, Quebec City, Victoria, Saskatoon, Lima.

Question 6

Which airports are there in Seattle?

Accepted Answer

Seattle is mainly served by Seattle–Tacoma International. But there are other airports nearby, including Kenmore Air Harbor Seaplane Base, Boeing Field.

Question 7

What airports are near Seattle?

Accepted Answer

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

Question 8

What airports are near Denver?

Accepted Answer

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

Question 9

Is it possible to combine flights, buses, and trains in one itinerary when traveling between Seattle and Denver?

Accepted Answer

Yes, it's possible to combine different modes of transport between Seattle and Denver thanks to our Virtual Interlining technology. Making use of not only flights but also trains and buses between Seattle and Denver can give rise to new adventures. Read more about how Virtual Interlining works on Kiwi.com Stories.

Question 10

What is Virtual Interlining and how do I use it?

Accepted Answer

Virtual Interlining provides a revolutionary way of traveling. You can combine different modes of transport like flights, trains, and buses into one itinerary. And this often saves money. Thanks to the world's largest carrier database, the Kiwi.com search function enables anyone to mix and match different modes of transport easily.

Question 11

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 12

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 13

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 14

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

Question 15

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 Colorado Springs, Pueblo Memorial, Cheyenne Regional, Eagle County Regional, Laramie Regional.

Question 16

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 17

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 18

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 19

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$32
Cheapest nonstop round-trip	CA$52
Cheapest round-trip	CA$83
Average round-trip	CA$184
Nonstop flights in April	CA$52 – CA$786

Airline	Sun 14.04	Mon 15.04	Tue 16.04	Wed 17.04	Thu 18.04	Fri 19.04	Sat 20.04
United Airlines	5	4	4	5	4	2	4
Alaska Airlines	4	4	4	4	4	1	2
Frontier Airlines	1	2	1	1	1	2	2

Airline	Sun 21.04	Mon 22.04	Tue 23.04	Wed 24.04	Thu 25.04	Fri 26.04	Sat 27.04
United Airlines	2	3	4	5	2	2	3
Alaska Airlines	2	3	2	2	4	3	2
Frontier Airlines	1	2	1	1	1	2	2

Airline	Sun 28.04	Mon 29.04	Tue 30.04	Wed 01.05	Thu 02.05	Fri 03.05	Sat 04.05
United Airlines	1	3	4	3	3	6	4
Alaska Airlines	2	2	2	3	---	3	2
Frontier Airlines	1	2	1	1	1	2	2

Airline	Sun 05.05	Mon 06.05	Tue 07.05	Wed 08.05	Thu 09.05	Fri 10.05	Sat 11.05
United Airlines	5	3	4	2	1	4	4
Alaska Airlines	3	3	2	1	1	4	3
Frontier Airlines	1	2	1	1	1	2	2

Cheap flights from Seattle, WA to Denver, CO

Flights starting at CA$32. 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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Weekly direct flights for Sun 14.04 - Sat 20.04

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Weekly direct flights for Sun 05.05 - Sat 11.05

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Name	Carrier code	IATA Code	Passport needed during booking	Online check-in available
United Airlines	UAL	UA	Yes	No
Alaska Airlines	ASA	AS	No	Opens 24 days before flight Closes 1 hours before flight
Frontier Airlines	FFT	F9	No	Opens 24 days before flight Closes 1 hours before flight

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	13°C	1°C
May	18°C	6°C
June	26°C	12°C
July	29°C	16°C
August	28°C	15°C
September	25°C	11°C
October	17°C	4°C
November	10°C	-1°C
December	4°C	-6°C