Denver to Seattle flights
Round trip · Economy · Prices per person in USD
Prices updated
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Not ready to book? Get an email when Denver → Seattle drops below your price.Cheapest dates in the next 4 months
Round trip, per person-
Nov 4 – 25 21 nights · leave Wed$168$168 Book
Southwest Airlines 1 stop · 5h 30m
Prices change often. The booking site shows the final price before you pay. Other dates? Set an alert
Things to do in Seattle
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Airport transfer to Seattle
Fixed prices from SEA on KiwitaxiTo see transfer prices here, turn on partner content in .
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Plan the rest of your trip
Seattle · Nov 4 – 25Travel insurance · EKTA Airport transfer · Kiwitaxi
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Flights to Seattle from other cities
All flights to Seattle Flying the other way? Seattle to Denver from $145
Denver to Seattle: questions
How much is a flight from Denver to Seattle?
The cheapest round trip we have found right now is $168, leaving November 4 and returning November 25. Prices are per person, economy, in USD.
About this route
We track round-trip economy fares from Denver (United States) to Seattle (United States) using Travelpayouts / Aviasales data. The cheapest round trip we've found is $168, departing November 4 and returning November 25. The cheapest month to fly in our data is November, from $168. Prices are per person and were correct when found; the final price is set by the airline or booking site when you book.