Search & Compare - Denver to Seattle Flights & Tickets

  • [[error]]

Lowest Prices
We partner with travel agencies and
airlines to bring you the best deals.
New Deals Everyday
Check out with confidence. Fareleaders users
always get our new deals.
Best Travel Options
We help you compare and find
cheap flights tickets.

Cheap flights from Denver to Seattle (DEN to SEA)

Looking for a cheap last-minute deal or the best round-trip flight from Denver to Seattle? Find the biggest savings on one-way and round-trip tickets right here.

Recent airfare deals on Denver to Seattle

Frontier Airlines  F9
Frontier Airlines
Denver
2024-08-19
Seattle
USD 38

One-way F9 Nonstop Economy fare found on 2024-08-10
Frontier Airlines  F9
Frontier Airlines
Denver
2024-08-19
Seattle
USD 38

One-way F9 Nonstop Economy fare found on 2024-08-10
Frontier Airlines  F9
Frontier Airlines
Denver
2024-09-26
Seattle
USD 40

One-way F9 Nonstop Economy fare found on 2024-09-22
Frontier Airlines  F9
Frontier Airlines
Denver
2024-09-23
Seattle
USD 40

One-way F9 Nonstop Economy fare found on 2024-09-22
Frontier Airlines  F9
Frontier Airlines
Denver
2024-09-23
Seattle
USD 40

One-way F9 Nonstop Economy fare found on 2024-09-22
Frontier Airlines  F9
Frontier Airlines
Denver
2024-09-26
Seattle
USD 40

One-way F9 Nonstop Economy fare found on 2024-09-21
Frontier Airlines  F9
Frontier Airlines
Denver
2024-09-26
Seattle
USD 40

One-way F9 Nonstop Economy fare found on 2024-09-21
Frontier Airlines  F9
Frontier Airlines
Denver
2024-09-26
Seattle
USD 40

One-way F9 Nonstop Economy fare found on 2024-09-21
Frontier Airlines  F9
Frontier Airlines
Denver
2024-09-26
Seattle
USD 40

One-way F9 Nonstop Economy fare found on 2024-09-21
Frontier Airlines  F9
Frontier Airlines
Denver
2024-09-26
Seattle
USD 40

One-way F9 Nonstop Economy fare found on 2024-09-21


*Prices are per person and are for e-tickets and include all taxes & fees in USD.
*Fareleaders always attempts to get accurate pricing, however, prices are not guaranteed.
*Fareleaders is not seller, we aggregate tones of data for you from other online travel agencies and external sources.

Facts to know while booking flights from Denver to Seattle

What are the airports in Denver?
DEN
What’s the most popular airline flying from DEN to SEA?
The most popular airline flying from Denver to Seattle are Southwest Airlines, Frontier Airlines, Delta Airlines
Can I fly from DEN to SEA non-stop?
Yes, you can fly DEN to SEA non-stop on Frontier Airlines, Delta Airlines
Which airlines fly nonstop between Denver and Seattle?
The non-stop flights between Denver and Seattle are Frontier Airlines, Delta Airlines.
What’s the earliest departure time from DEN to SEA Airport?
The earliest flight leaves DEN at 5:04 am and lands in SEA - Seattle Tacoma International
What are the airports in Seattle?
SEA
Can I make changes to my Denver to Seattle flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from DEN to SEA?
Read the fare rules of the Denver to Seattle air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Denver and Seattle?
NULL, NULL, SkyTeam operate flights between Denver and Seattle
How long does a flight from Denver to Seattle take?
It takes approximately 3 hour to fly non-stop from DEN to SEA, which is 1024.03 miles by air.
Which airlines provide the cheapest flights from Denver (DEN) to Seattle (SEA) ?
In the past couple of days, the cheapest tickets to SEA from DEN were found on Frontier Airlines : USD 38
Do I need a passport to fly between DEN and SEA?
No
What’s the latest departure time from DEN to SEA ?
The last flight leaves DEN at 6:54 pm

Flights from Denver to Seattle

Origin AirportDenver International , Denver, US
Destination AirportSeattle Tacoma International , Seattle, US
Served by AirlinesSouthwest Airlines, Frontier Airlines, Delta Airlines
Lowest PriceFrontier Airlines : USD 38
Distance1024 miles

Airlines Flying from Denver International

Popular Routes

Get Fare Drop Alert
[[emailsignupmsg]]
Be the first to know when fares drop for the [[widget.from]] to [[widget.to]]
Terms and Condtions*
Thank you