On this page, you can find and book flights from Denver to Seattle. Flights covering the 1,644 km distance operate regularly, with approximately 118 weekly departures.
Regular services are provided by United Airlines, Alaska Airlines, and Southwest Airlines. Before booking, we recommend checking how to get to Denver airport and how to get from Seattle airport to the city center, as well as using the price trend chart.
The table shows direct flights Denver → Seattle on the selected date. The flight takes approximately 2 h 56 min. Regular flights are operated by United Airlines, Hawaiian Airlines, Alaska Airlines and Southwest Airlines. Departures from Denver International Airport and Centennial Airport airports, arrivals at Seattle-Tacoma International Airport and Paine Field.
For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.
Below is a calendar of the lowest flight ticket prices for Denver — Seattle by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from AED 168 in ,, and the most expensive are around AED 576 in a. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.
Denver → Seattle, average one-way price
| Month | Average price | Level | Month | Average price | Level | Month | Average price | Level |
|---|---|---|---|---|---|---|---|---|
| Jan | AED 730 | low | May | AED 973 | medium | Sep | AED 827 | low |
| Feb | AED 779 | low | Jun | AED 1,217 | high | Oct | AED 779 | low |
| Mar | AED 876 | medium | Jul | AED 1,265 | high | Nov | AED 925 | medium |
| Apr | AED 925 | medium | Aug | AED 1,119 | high | Dec | AED 1,168 | high |
Some values are estimated based on seasonality.
Weather conditions in Seattle are most favorable in July and August, when temperatures reach +25.1°C with minimal rainfall. The coldest and rainiest period is January, which sees up to 21 wet days per month.
From a budget perspective, the most cost-effective time to fly is August and September, when prices start AED 165. Peak pricing occurs in February, when the minimum fare increases AED 568.
September is an ideal choice for a trip, as it combines moderate prices with pleasant weather. We recommend avoiding bookings for February due to peak airfare costs.
Eight airlines operate on this route, with United Airlines, Alaska Airlines, and Southwest Airlines leading in the number of departures. There are approximately 118 flights per week, including both direct options and flights with short connections. To see the detailed schedule by day of the week and fare rules, please select your preferred carrier from the list below.
Flights Denver — Seattle depart from Denver International Airport and Centennial Airport and arrive at Seattle-Tacoma International Airport and Paine Field. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.
The approximate travel time for a direct flight is about 2 hours, covering a distance of 1,644 km between the cities.
Regular flights are operated by Alaska Airlines, United Airlines, Delta, Southwest, and Frontier.
Yes, there are many direct flights on this route, with a total of up to 118 weekly departures.
Ticket prices are dynamic and seasonal; you can check the current minimum for your specific dates in the low-price calendar on this page.
Flights from Denver arrive at Seattle-Tacoma International Airport (SEA).
Where travelers fly most — pick a route and check prices
