(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 8/25/2016
Summary Data (U.S. Flights Only)Carrier Shares for June 2015 - May 2016
Passengers*2015**2016**%ChgRank***
Arrival16,767k18,675k11.38%10
Departure16,739k18,641k11.36%10
Scheduled Flights
Departures154,039172,95912.28%11
Freight/Mail (lb.) (Scheduled and Non-Scheduled)
Total473m470m-0.59%20
Carriers
Scheduled2120-4.76%
* Scheduled enplaned revenue passengers.
** 12 months ending May of each year.
*** Among 826 U.S. airports, 12 months ending May 2016
CarrierPassengersShare
Alaska 15,22840.81%
Delta 5,00013.40%
Horizon Air4,10911.01%
Southwest 3,2968.83%
United 2,5716.89%
Other7,11119.06%
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 June 2015 - May 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%85%4
Arrival84%85%83%82%83%84%9
Avg Delay (min.)
Departure51.0554.6252.4050.3251.9452.273
Arrival48.6651.0348.6749.4852.0151.662
% Cancelled
Total0.51%0.66%0.41%0.46%0.39%0.32%2
Number of Flights (000)
Total100.1100.2103.1108.7121.3128.6
Number of Reporting Carriers
Total121211111111
* July 2015 - June 2016 .
** Ranked only for major U.S. airports, July 2015 - June 2016.