Mesa Air Group, Inc. Reports May 2007 Traffic

PHOENIX, June 11 /PRNewswire-FirstCall/ -- Mesa Air Group, Inc. (Nasdaq: MESA) reported its preliminary traffic figures, on-time performance and completion rate figures for May 2007. Year-over-year available seat miles increased 1.7% in May 2006 to 790 million, compared to 777 million in May 2006. Revenue passenger miles decreased .2% from 618 million in 2006 to 617 million in 2007. Passenger enplanements increased 13.8% from 1,305,341 in May 2006 to 1,485,301 in May 2007. Year-over-year load factor for the month of May decreased from 79.5% in 2006 to 78.1% in 2007.

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May was another month of strong operational performance for Mesa's independent Hawaii division go!. The inter-island Hawaiian operation recorded an overall completion factor of 99.9% and on-time arrival rate of 91.8%. go! generated 13.12 million available seat miles, 8.3 million revenue passenger miles and 57,935 passenger enplanements, resulting in a load factor of 63.3%.

    May Results                      May-07       May-06       Change
    Revenue Passenger Miles (000)    617,004      618,021      -0.16%
    Available Seat Miles (000)       789,776      776,967       1.65%
    Passengers Carried             1,485,301    1,305,341      13.79%
    Load Factor                        78.12%       79.54%     (1.4) pts

    Year-to-date Results             YTD 07       YTD 06       Change
    Revenue Passenger Miles (000)  2,898,437    2,796,505       3.64%
    Available Seat Miles (000)     3,827,219    3,701,296       3.40%
    Passengers Carried             6,890,093    6,008,055      14.68%
    Load Factor                        75.73%       75.55%      0.2 pts

"I would like to once again thank our people for their excellent effort. Given the often difficult operating environment they have truly done an excellent job," said Mesa Air Group Chairman and CEO, Jonathan Ornstein.

Mesa currently operates 200 aircraft with over 1,300 daily system departures to 181 cities, 46 states, the District of Columbia, Canada, the Bahamas and Mexico. Mesa operates as Delta Connection, US Airways Express and United Express under contractual agreements with Delta Air Lines, US Airways and United Airlines, respectively, and independently as Mesa Airlines and go!. In June 2006 Mesa launched inter-island Hawaiian service as go!. This operation links Honolulu to the neighbor island airports of Hilo, Kahului, Kona and Lihue. The Company, founded by Larry and Janie Risley in New Mexico in 1982, has approximately 5,000 employees. Mesa is a member of the Regional Airline Association and Regional Aviation Partners.

For further information regarding this press release please visit our website at http://www.mesa-air.com.