Question 1

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

Accepted Answer

A nonstop flight from Seattle-Tacoma to Denver typically takes around 2 hours 49 minutes. If you choose a connecting flight, allow more travel time. Typical one-stop itineraries take around 6 hours 33 minutes. For the quickest trip, a nonstop flight is usually the most comfortable choice.

Question 2

Are there nonstop flights from Seattle-Tacoma to Denver?

Accepted Answer

Yes, there are nonstop flights from Seattle-Tacoma to Denver, averaging around 13 to 14 flights per day, operated by, among others, United Airlines, Alaska Airlines and WN. If you want to fly without a layover, it is worth filtering specifically for nonstop flights when searching.

Question 3

Which airlines fly from Seattle-Tacoma to Denver?

Accepted Answer

Direct flights from Seattle-Tacoma to Denver are operated by, among others, United Airlines, Alaska Airlines and WN. Connecting flights with one stop are also available, for example with Sun Country Airlines (via Minneapolis). If travel time matters to you, a direct flight is usually the most convenient option. Connecting flights often give you more choice of departure times and airlines.

Question 4

On which days are there nonstop flights from Seattle-Tacoma to Denver?

Accepted Answer

Nonstop flights from Seattle-Tacoma to Denver operate daily. The schedule may vary by season, so it is worth comparing several travel dates. If your preferred day does not have a nonstop flight, nearby departure days or short connecting flights may be a good alternative.

Question 5

How many flights are there per day from Seattle-Tacoma to Denver?

Accepted Answer

From Seattle-Tacoma to Denver, there are on average around 13 to 14 flights per day. This usually means you have a good choice of departure times. If you are flexible, you can easily compare times, prices, and airlines.

Question 6

How many flights per week are there from Seattle-Tacoma to Denver?

Accepted Answer

From Seattle-Tacoma to Denver, there are around 92 to 93 flights per week. This means you usually have connections available on several days and at various times. Beyond the price, it is worth comparing flight duration, airline, and any potential additional fees.

Question 7

When does the first flight from Seattle-Tacoma to Denver depart?

Accepted Answer

The earliest nonstop flight from Seattle-Tacoma to Denver usually departs at 5:00 AM. The exact departure time may vary by day of the week and airline. Early flights are especially useful if you want to make the most of your arrival day in Denver.

Question 8

When does the last flight from Seattle-Tacoma to Denver depart?

Accepted Answer

The last nonstop flight from Seattle-Tacoma to Denver usually departs at 8:55 PM. Late flights can be convenient if you want to travel after work or in the evening. Do check whether it is a nonstop flight, as a connecting itinerary could push the arrival time significantly later.

	Outbound	Return	Airlines	Baggage	Price
Best option Seattle-Tacoma Denver	Outbound 08/20/26 direct F91176 02h 55min	Return 08/25/26 direct F94545 03h 03min	Frontier Airlines		$120
Seattle-Tacoma Denver	Outbound 08/20/26 direct F91176 02h 55min	Return 08/25/26 direct F94545 03h 03min	Frontier Airlines		$121
Seattle-Tacoma Denver	Outbound 08/20/26 direct F93406 02h 48min	Return 08/25/26 direct F94545 03h 03min	Frontier Airlines	?	$123
Seattle-Tacoma Denver	Outbound 08/20/26 direct F91176 02h 55min	Return 08/25/26 direct F94545 03h 03min	Frontier Airlines		$126
Seattle-Tacoma Denver	Outbound 08/20/26 direct F91176 02h 55min	Return 08/25/26 direct F94545 03h 03min	Frontier Airlines		$134
Seattle-Tacoma Denver	Outbound 08/20/26 direct F91176 02h 55min	Return 08/25/26 direct F94545 03h 03min	Frontier Airlines	?	$135
Seattle-Tacoma Denver	Outbound 08/20/26 direct F91176 02h 55min	Return 08/25/26 direct AS0615 03h 00min	Frontier Airlines	?	$182
Seattle-Tacoma Denver	Outbound 08/20/26 direct F91176 02h 55min	Return 08/22/26 direct F91175 03h 04min	Frontier Airlines		$191
Seattle-Tacoma Denver	Outbound 09/17/26 direct F91176 02h 53min	Return 10/03/26 direct F91175 02h 58min	Frontier Airlines		$243
Seattle-Tacoma Denver	Outbound 08/20/26 direct AS0682 02h 50min	Return 08/25/26 direct AS0535 02h 56min	Alaska Airlines		$255

Roundtrip from	$119.97
Flight duration	min. 02:30 / max. 07:05
Return flight duration	min. 03:00/ max. 09:35
Distance	1647 km
Flights per week	144
Departure airport	Airport Seattle-Tacoma International Airport, WA (SEA)
Arrival airport	Airport Denver International Airport, CO (DEN)
Destination country	Flights to United States
Departure airport - Destination country	Seattle-Tacoma International Airport, WA - United States

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Seattle-Tacoma International Airport, WA

Denver International Airport, CO

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