Cheap flights from Seattle-Tacoma International to Denver (SEA - DEN)

Flight FAQs

From Seattle-Tacoma International to Denver

Are flight prices decreasing from Seattle to Denver due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Seattle and Denver for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Seattle/Tacoma Intl to Denver Intl to control the spread of COVID-19?

Alaska Airlines is one of the many airlines that have implemented additional safety measures to control the spread of COVID-19. New policies for travelers booking flights from Seattle/Tacoma Intl to Denver Intl include masks being provided and required on board, daily cleaning and sanitization, use of HEPA filters, pre-flight testing for antibodies and symptoms, and socially distanced seating (for a limited time). Keep in mind that policies will vary by airline.

Which airlines flying from Seattle/Tacoma Intl to Denver Intl have flexible cancellations due to COVID-19?

Delta, Frontier, and United Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

What airports do I use to fly from Seattle to Denver?

If you wish to fly to Denver from Seattle, then you need to book flights from Seattle/Tacoma Intl to Denver Intl. There are 21 flights from Seattle/Tacoma Intl (SEA) to Denver Intl (DEN) per day to choose from. Flights to Denver from Seattle/Tacoma Intl are available from 9 different airlines, which means you should have some options if you want to compare airfare deals. 2h 31m is how long a nonstop flight from Seattle to Denver Intl typically takes.

Can I find flights from Seattle-Tacoma International to Denver for under $100 on Cheapflights?

Yes, there are multiple flights from Seattle-Tacoma International to Denver for under $100. The cheapest flight booked recently is on Frontier for just $58, but on average you can expect to pay $82.

Are there nonstop flights from Seattle-Tacoma International to Denver for under $100 on Cheapflights?

Cheapflights has at least 20 direct flights from Seattle-Tacoma International to Denver under $100. A good price for a nonstop flight from Seattle-Tacoma International to Denver is less than $82.

Are there last-minute flights available from Seattle-Tacoma International to Denver for under $100?

There are currently 20+ open flights from Seattle-Tacoma International to Denver within the next 7 days for less than $100.

What days are nonstop flights available from Seattle to Denver?

You can find nonstop flights on the following days: Monday, Wednesday, Thursday, Friday.

How popular is this flight route?

The Seattle/Tacoma Intl to Denver Intl flight path was viewed by 266 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

How many flights depart from Seattle-Tacoma International to Denver on average per day?

Per day, 8 flights depart from Seattle/Tacoma Intl to Denver Intl on average.
Morning (6am - Noon) - 13% of flight departures
Afternoon (Noon - 6pm) - 75% of flight departures
Evening (6pm - Midnight) - 13% of flight departures

Does it rain more in Seattle or Denver?

In Seattle, there will be same rainfall in Seattle compared to Denver over the next 17 days.

Is Seattle weather warmer or cooler than Denver?

Temperatures around the 90 °F's can be experienced in July. The weather in Denver is hotter than in Seattle. Plan for potential changes in flight availability as peak weather approaches in this location.

How long is the flight from Seattle-Tacoma International to Denver?

Departing from Seattle-Tacoma International to Denver will take you 2h 37m. Seattle-Tacoma International and Denver are separated by a distance of 1028 mi. Most flights are nonstop.

What are the cheapest airlines flying from Seattle-Tacoma International to Denver round-trip?

Frontier, at $58, was found to be the cheapest airline from Seattle-Tacoma International to Denver. An alternate airline flying to your destination would be Alaska Airlines. Frontier is currently priced 62% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Seattle-Tacoma International to Denver one-way?

The cheapest airlines for a one-way flight from Seattle-Tacoma International to Denver are Frontier ($31), Alaska Airlines ($49), and Spirit Airlines ($74).