MEXICO CITY-- Volaris* (NYSE: VLRS and BMV: VOLAR), the ultra-low-cost airline serving Mexico, the United States and Central America, reports December and full year 2017 preliminary traffic results.

During December and full year 2017 Volaris increased total capacity, as measured in Available Seat Miles (ASMs), by 7.8% and 12.9% year over year, respectively. Total demand, as measured in Revenue Passenger Miles (RPMs), for December and full year 2017 increased 3.1% and 11.1% year over year, respectively. Volaris transported a total of 1.5 million passengers during the month of December, an increase of 3.1% year over year. Full year 2017, Volaris transported over 16.4 million passengers, an increase of 9.5% year over year. Network load factor for December and full year 2017 were 80.4% and 84.4%, respectively.

During December 2017, Volaris launched four international routes (Los Angeles, California to Guatemala City, Guatemala; Washington, D.C. to San Salvador, El Salvador; New York City, New York to San Salvador, El Salvador and Los Angeles, California to San Salvador, El Salvador). Additionally, Volaris started to operate one domestic route (Morelia, Michoacan to Mexicali, Baja California) and four international routes (Fresno, California to Morelia Michoacan; San Jose, California to Morelia Michoacan; San Jose, California to Zacatecas, Zacatecas and Los Angeles, California to Acapulco, Guerrero).

With these December 2017 preliminary traffic results, in addition to a quarter-over-quarter yield improving environment, Volaris increases its fourth quarter 2017 Adjusted EBITDAR margin guidance to a 27% to 29% range, reflecting an actual average exchange rate of Ps.19.16, and average economic fuel price per gallon of USD $1.9.

The following table summarizes Volaris traffic results for the month and year-to-date.