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Seattle, WA: Seattle/Tacoma International (SEA)Scheduled Services except Freight/MailBTS Data as of 12/5/2016
Summary Data (U.S. Flights Only)Carrier Shares for September 2015 - August 2016
Passengers*2015**2016**%ChgRank***
Arrival17,331k19,138k10.43%10
Departure17,322k19,093k10.23%10
Scheduled Flights
Departures159,423176,89410.96%9
Freight/Mail (lb.) (Scheduled and Non-Scheduled)
Total471m493m4.62%19
Carriers
Scheduled2118-14.29%
* Scheduled enplaned revenue passengers.
** 12 months ending August of each year.
*** Among 807 U.S. airports, 12 months ending August 2016
CarrierPassengersShare
Alaska 15,53640.64%
Delta 5,31213.89%
Horizon Air4,11810.77%
Southwest 3,3388.73%
American 2,6076.82%
Other7,32119.15%
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.
** 2016 represents data for September 2015 - August 2016.
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, 2011-2016
% On Time201120122013201420152016*Rank**
Departure88%87%85%84%84%86%3
Arrival84%85%83%82%83%84%7
Avg Delay (min.)
Departure51.0554.6252.4050.3251.9454.294
Arrival48.6651.0348.6749.4852.0152.631
% Cancelled
Total0.51%0.66%0.41%0.46%0.39%0.37%2
Number of Flights (000)
Total100.1100.2103.1108.7121.3131.4
Number of Reporting Carriers
Total121211111111
* October 2015 - September 2016 .
** Ranked only for major U.S. airports, October 2015 - September 2016.