Vuelos Desde Denver Intl. (DEN) a Seattle - Tacoma Intl. (SEA) Empezando Desde $54

Kick off your escape calm and relaxed and head straight to Sea-Tac Airport from DIA airport. United Airlines and Southwest Airlines are among the airlines that sell direct services on this route.

If you’re flying from Denver to Seattle, you can expect the journey to take an average of 3 hours and 2 minutes. If this sounds longer than you had hoped, why not make the most of it? Read up on your destination, fine tune your itinerary and have a nap before the adventure starts.

The flight distance from DEN to SEA is 1,000 mi. Make sure to pack some reading material or a few podcasts to make the journey more relaxing.

With quite a few airlines operating direct flights from Denver Intl. Airport (DEN) to Seattle - Tacoma Intl. Airport (SEA), you shouldn’t have a problem finding that perfect fare. Here are some of the top air carriers:

• United Airlines - (UA) with 182 flights every month
• Southwest Airlines - (WN) with 178 flights every month
• Alaska Airlines - (AS) with 121 flights every month
• Delta - (DL) with 121 flights every month

This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.

Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.

Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.