DEN - SEA Price | $157 - $400 |
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SEA Temperature | 41 - 66.2 °F |
SEA Rainfall | 0.7 - 6.6 inches |
Popular in | July | High demand for flights, 40% potential price rise |
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Cheapest in | January | Best time to find cheap flights, 34% potential price drop |
Round-trip from | $157 | From Denver Intl to Seattle/Tacoma Intl |
One-way from | $28 | One-way flight from Denver Intl to Seattle/Tacoma Intl |
Users have found that leaving on a Tuesday can be a cost-effective option. It’s possible to save up to 21% on your flight compared to booking on days when demand is much higher.
Find a great deal and save up to 20% by booking at least 21 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Denver to Seattle within the next two weeks, with the cheapest ticket starting at $258.
Our data shows that January tends to be the cheapest month to fly to Seattle from Denver. Users have commonly found prices around $239 for the month, but tickets can be as low as $104. Due to multiple factors, prepare for potentially higher prices in July.
When flying from Denver to Seattle, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 15% versus a flight at noon.
Denver Intl
Seattle/Tacoma Intl
Nonstop
3h 13mSeattle/Tacoma Intl
Denver Intl
Nonstop
2h 43mFrontier
Denver Intl
Seattle/Tacoma Intl
Nonstop
3h 13mSeattle/Tacoma Intl
Denver Intl
Nonstop
2h 39mFrontier
Denver Intl
Seattle/Tacoma Intl
Nonstop
3h 13mSeattle/Tacoma Intl
Denver Intl
Nonstop
2h 43mFrontier
Denver Intl
Seattle/Tacoma Intl
Nonstop
3h 13mSeattle/Tacoma Intl
Denver Intl
Nonstop
2h 43mFrontier
Denver Intl
Seattle/Tacoma Intl
Nonstop
3h 13mSeattle/Tacoma Intl
Denver Intl
Nonstop
2h 39mFrontier
Denver Intl
Seattle/Tacoma Intl
Nonstop
3h 13mSeattle/Tacoma Intl
Denver Intl
Nonstop
2h 43mFrontier
Denver Intl
Seattle/Tacoma Intl
Nonstop
3h 13mSeattle/Tacoma Intl
Denver Intl
Nonstop
2h 43mFrontier
Denver Intl
Seattle/Tacoma Intl
Nonstop
3h 13mSeattle/Tacoma Intl
Denver Intl
Nonstop
2h 39mFrontier
Denver Intl
Seattle/Tacoma Intl
Nonstop
3h 13mSeattle/Tacoma Intl
Denver Intl
Nonstop
2h 43mFrontier
One of the most popular airlines traveling from Denver to Seattle is Frontier. Flights from Frontier traveling this route typically cost $237.19 RT. This price is typically 23% cheaper than other airlines that offer Denver to Seattle flights. When booking this route, the cheapest RT price found was $92. Denver Intl Airport is the most common Denver airport to take off from when flying to Seattle. Seattle/Tacoma Intl Airport is the most popular arrival airport in Seattle. When flying from Denver to Seattle, Frontier flights are 29% more popular than any other airline flying that same route.
Denver Intl
Seattle/Tacoma Intl
1 stop
11h 28mSeattle/Tacoma Intl
Denver Intl
1 stop
6h 54mSpirit Airlines
Denver Intl
Seattle/Tacoma Intl
1 stop
11h 28mSeattle/Tacoma Intl
Denver Intl
1 stop
6h 54mSpirit Airlines
Denver Intl
Seattle/Tacoma Intl
1 stop
11h 28mSeattle/Tacoma Intl
Denver Intl
1 stop
6h 54mSpirit Airlines
If you’re traveling from Denver to Seattle, one of the more common airlines traveling that route is Spirit Airlines. Denver to Seattle flights are typically 35% cheaper than other airlines traveling the same route. Flights from Spirit Airlines typically cost $248.60 RT. The cheapest Spirit Airlines flight found for this route was $94. When traveling from Denver to Seattle on Spirit Airlines, the most popular airport to depart from is Denver Intl Airport and the most popular airport to arrive at is Seattle/Tacoma Intl Airport. When flying from Denver to Seattle, Spirit Airlines flights are 27% more popular than any other airline flying that same route.
Denver Intl
Seattle/Tacoma Intl
Nonstop
3h 13mSeattle/Tacoma Intl
Denver Intl
Nonstop
2h 43mFrontier
Denver Intl
Seattle/Tacoma Intl
Nonstop
3h 13mSeattle/Tacoma Intl
Denver Intl
Nonstop
2h 39mFrontier
Denver Intl
Seattle/Tacoma Intl
Nonstop
3h 13mSeattle/Tacoma Intl
Denver Intl
Nonstop
2h 43mFrontier
Denver Intl
Seattle/Tacoma Intl
Nonstop
3h 13mSeattle/Tacoma Intl
Denver Intl
Nonstop
2h 39mFrontier
Denver Intl
Seattle/Tacoma Intl
1 stop
9h 18mSeattle/Tacoma Intl
Denver Intl
Nonstop
2h 43mMultiple Airlines
Denver Intl
Seattle/Tacoma Intl
Nonstop
3h 13mSeattle/Tacoma Intl
Denver Intl
1 stop
5h 26mMultiple Airlines
Denver Intl
Seattle/Tacoma Intl
Nonstop
3h 06mFrontier
Denver Intl
Seattle/Tacoma Intl
Nonstop
3h 13mFrontier
Denver Intl
Seattle/Tacoma Intl
Nonstop
3h 13mFrontier
Comfort
Crew
Overall
Boarding
Entertainment
Food
Reviews
Maintenance delay, weather delays in DEN and once we arrived in SEA. 3 hour flight resulted in 6+ hours on the plane.
Comfort
Crew
Overall
Boarding
Entertainment
Food
Reviews
Maintenance delay, weather delays in DEN and once we arrived in SEA. 3 hour flight resulted in 6+ hours on the plane.
Comfort
Crew
Overall
Boarding
Entertainment
Food
Reviews
Maintenance delay, weather delays in DEN and once we arrived in SEA. 3 hour flight resulted in 6+ hours on the plane.
Comfort
Crew
Overall
Boarding
Entertainment
Food
Reviews
Maintenance delay, weather delays in DEN and once we arrived in SEA. 3 hour flight resulted in 6+ hours on the plane.
You will need to book a flight from Denver Intl to Seattle/Tacoma Intl if you want to fly from Denver to Seattle. At least 10 different airlines have flights from Denver Intl (DEN) to Seattle/Tacoma Intl (SEA) on a regular basis. There are 25 flights to Seattle from the Denver airport per day. If you manage to book one that is nonstop, then you can expect the flight time from DEN to SEA to be around 2h 50m.
Alaska Airlines, United Airlines, and Delta 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.
Yes, there are multiple flights from Denver to Seattle for under $100. The cheapest flight booked recently is on Frontier for just $55, but on average you can expect to pay $75.
Cheapflights has at least 20 direct flights from Denver to Seattle under $100. A good price for a nonstop flight from Denver to Seattle is less than $84.
There are currently 20+ open flights from Denver to Seattle within the next 7 days for less than $100.
Nonstop flights can be found on the following days: Sunday, Monday, Tuesday, Thursday, Friday, Saturday.
Within the past month, 335 users have taken a look at flights from Denver Intl to Seattle/Tacoma Intl.
18 flight departures from Denver to Seattle per day on average.
Early Morning (Midnight to 6am) - 44% of flight departures
Morning (6am - Noon) - 33% of flight departures
Afternoon (Noon - 6pm) - 6% of flight departures
Evening (6pm - Midnight) - 17% of flight departures
Airlines like Frontier and Spirit Airlines fly from Denver to Seattle in about 3h 13m. The time it takes to get you to your destination can typically vary by up to 8h 15m. Airlines will cover a distance of 1028 mi. Both multi-stop and nonstop flights can be found to your destination and back.
Frontier, at $55, was found to be the cheapest airline from Denver to Seattle. An alternate airline flying to your destination would be Spirit Airlines. Users have found that Frontier is 77% cheaper than the other options available to this destination.
Before booking your flight from Denver to Seattle check out the most popular airlines for this route: Undisclosed Carrier, American Airlines or Alaska Airlines.
Before booking your flight to Seattle from Denver, check out the most reliable airlines to get you to your destination on time: Air France (86%), KLM (78%), Korean Air( 78%).
Looking at all options, your cheapest flight can be booked for $71. While the most popular route (Denver Intl - Seattle/Tacoma Intl) can be booked for $72 on average our data indicates $1,766 when flying from Denver to Seattle.
34%of flight departures | Early morningMidnight to 6 am |
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27%of flight departures | Morning6 am to noon |
27%of flight departures | AfternoonNoon to 6 pm |
12%of flight departures | Evening6 pm to midnight |
Sunday | 23daily flights |
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Monday | 24daily flights |
Tuesday | 26daily flights |
Wednesday | 33daily flights |
Thursday | 36daily flights |
Friday | 21daily flights |
Saturday | 14daily flights |