Flights in one year

Ada picked quite the year to have as her first. In addition to driving to Portland from Seattle a few times, and St. George from San Diego several times, and Marquette from Chicago, here are the flights she was on in 2013:

March 12 (7.5 weeks old): Seattle to Las Vegas (and drove to St. George)
March 19: Las Vegas to Chicago
March 25: Chicago to Seattle
July 3: San Diego to Portland
July 8: Portland to San Diego
August 10: San Diego to Chicago (Marquette)
August 18: Chicago to San Diego 
August 28: San Diego to Las Vegas
Sept 29: San Diego to Phoenix; Phoenix to Raleigh-Durham
October 11: Raleigh-Durham to Baltimore; Baltimore to San Diego
November 16: San Diego to San Jose
November 17: San Jose to San Diego
December 24: San Diego to Portland
January 1: Seattle to San Diego

for a total of 16 legs.