(The month selection does not apply to on-time data.)Show all airports (by state)
Seattle, WA: Seattle/Tacoma International (SEA)Scheduled Services except Freight/MailBTS Data as of 2/6/2016
Summary Data (U.S. Flights Only)Carrier Shares for November 2014 - October 2015
Passengers*2014**2015**%ChgRank***
Arrival15,759k17,673k12.14%10
Departure15,750k17,675k12.22%10
Scheduled Flights
Departures145,196162,79412.12%13
Freight/Mail (lb.) (Scheduled and Non-Scheduled)
Total467m472m1.11%20
Carriers
Scheduled20215.00%
* Scheduled enplaned revenue passengers.
** 12 months ending October of each year.
*** Among 810 U.S. airports, 12 months ending October 2015
CarrierPassengersShare
Alaska 14,46540.92%
Delta 4,42512.52%
Horizon Air4,06311.49%
Southwest 3,1248.84%
United 2,6637.53%
Other6,60818.69%
Based on enplaned passengers(000) both arriving and departing.
Total Passengers (U.S. Flights, in millions)Top 10 Destination Airports (U.S. Only, Passengers (000))
*  Before October 2002, only carriers operating aircraft with more than 60 seats or 18,000 pounds in payload reported traffic data.
** 2015 represents data for November 2014 - October 2015.
Source: T-100 Domestic Market (US Carriers).
SEA vs. National Departure Delays (Major U.S. Carriers)SEA On-Time Performance Summary (Major U.S. Carriers Only)
A flight is considered delayed when it arrived or departed 15 or more minutes than the schedule. Delayed minutes are calculated from delayed flights only.
Domestic Flights, 2010-2015
% On Time201020112012201320142015*Rank**
Departure88%88%87%85%84%84%4
Arrival85%84%85%83%82%83%5
Avg Delay (min.)
Departure50.9051.0554.6252.4050.3251.853
Arrival48.4348.6651.0348.6749.4851.723
% Cancelled
Total0.49%0.51%0.66%0.41%0.46%0.36%1
Number of Flights (000)
Total98.6100.1100.2103.1108.7119.9
Number of Reporting Carriers
Total121212111111
* December 2014 - November 2015 .
** Ranked only for major U.S. airports, December 2014 - November 2015.