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Cheap Flights from Denver to Seattle

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Interesting Facts About Flights from Denver to Seattle (DEN to BFI)

Question : Which airline is least likely to get you to BFI on time?
Answer : Over the past month, United Airlines is delayed on 100% of flights from Denver International Airport (DEN) to Boeing Field International Airport (BFI). If you're on United Airlines, be sure to sign up for the delay notifications to stay up to date with your flight's status.

Question : Which airline has been on time to Boeing Field International Airport (BFI) from Denver International Airport (DEN) the most?
Answer : UPS leads the way with a 55% on-time rate. Don't spend more time waiting in an airport than you have to; stick with UPS on this route. If they are late for some reason though, the average delay time is 10-20 minutes.