Question : If punctuality is required for you to book a flight, which airline is your best bet?
Answer : UPS leads the way with a 100% on-time rate. Don't spend more time waiting in an airport than you have to and stick with UPS on this route. Perfection is hard to come by, so hopefully it continues.
Question : Who struggles with getting their passengers to Philadelphia International Airport (PHL) on time?
Answer : If you decide to book your flight with American Airlines, keep an eye on your departure time. 100% of flights from Boeing Field International Airport (BFI) to Philadelphia International Airport (PHL) are delayed.
Question : How often are flights late from Boeing Field International Airport (BFI) to Philadelphia International Airport (PHL)?
Answer : The Seattle to Philadelphia route has a 63% on-time rate, ranking in the 56th percentile worldwide in getting their passengers to their destinations on schedule. If a flight is delayed, though, expect an average of less than half an hour added to your flight time.
Question : What's the likelihood of you being delayed on this route?
Answer : The best measurement of overall promptness combines both on-time percentage and total delay minutes. BFI to PHL currently has 3 stars out of 5, an average performance at best.