$20.07* New Year's Hawaii Interisland Airfare Sale

HONOLULU, Dec. 31 /PRNewswire-FirstCall/

go!, the interisland Hawaii division of Mesa Air Group, Inc. (Nasdaq: MESA), today announced its "Mahalo Hawaii for a Great Year!" sale to thank all of the passengers who have so strongly supported go! in it's first seven months of operation. go! will offer one-way fares of $20.07* between Honolulu and the destinations of Lihue, Kahului, Kona and Hilo. Tickets must be purchased between 7 a.m. Monday, January 1, 2007 and 11:59 p.m., Monday, January 8, 2007, Hawaii Standard Time. This fare is applicable for travel January 1, 2007 through February 28, 2007.

These tickets are nonrefundable and changes can be made
for a fee of $20 plus any applicable difference in airfare. Passengers may also earn go! Miles with these sale fares by signing up for our go! Miles program at iflygo.com.

"Our success in Hawaii after less than a year has been incredible and we are delighted for this opportunity to thank the friends and families who have supported us by choosing Hawaii's low fare leader for their interisland travel," said Jonathan Ornstein, Mesa Air Group Chairman and CEO.

go! operates 60 flights a day from its Honolulu hub to Lihue, Kahului, Kona and Hilo using a fleet of modern regional jets. go! will soon extend its route network in Hawaii. Mesa Air Group and Mokulele Airlines recently entered into a memorandum of understanding to develop a codeshare agreement to a number of new Hawaii interisland destinations, including Kapalua, Lanai and Molokai.

"go! has received overwhelming encouragement from the Hawaii community since we announced our start of service in March," said Joe Bock, go! Chief Marketing Officer. "We have worked hard to provide the best service at the lowest possible cost and now offer this incredible fare to say 'Mahalo!' to all of our passengers and advocates of affordable airfares," he continued.

go! passengers who register for the go! Miles frequent flyer program are able to earn go! Miles redeemable for future travel and can earn 500 miles by registering online. Additional information is available and tickets can be booked online at http://www.iflygo.com or by calling toll-free 1-888-IFLYGO2.

go! also recently launched go! Vacations, selling holiday packages through its website at http://www.iflygo.com. Visitors can choose from a variety of low-cost Hawaii vacations with options to visit one or any number of Hawaiian island destinations.

Mesa currently operates 199 aircraft with over 1,300 daily system departures to 173 cities, 43 states, Canada, Mexico and the Bahamas. Mesa operates as America West Express, Delta Connection, US Airways Express and United Express under contractual agreement with America West, Delta Air Lines, US Airways and United Airlines, respectively, and independently as Mesa Airlines. Effective June 9, 2006, Mesa launched interisland service as go!. This new operation links Honolulu to the neighbor island airports of Lihue, Kahului, Kona and Hilo. The Company recently announced the signing of a memorandum of understanding with Hawaii's Mokulele Airlines to develop a code share agreement and provide service to a number of new Hawaii interisland destinations. The new services will fly under the go!Express brand to Kapalua, Lanai and Molokai. 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. The Company was named 2005 Regional Airline of the Year by Air Transport World Magazine. For more information please visit http://www.iflygo.com.

* Restrictions: Tickets are nontransferable and nonrefundable. Seats are limited and fares may not be available on all flights. Changes can be made prior to scheduled departure for a fee of $20 per person plus any applicable difference in airfare. Fares do not include September 11th Security Fees of up to $5 each way and a Federal Segment Excise Tax of $3.40 per segment. A segment is defined as one takeoff and one landing. All taxes and fees must be paid at the time of purchase. Other restrictions may apply. Flights operated by Mesa Airlines doing business as go!. Tickets must be purchased by January 8, 2007. Fares are valid for travel from January 1, 2007 through February 28, 2007. This special fare applies to flights to or from Honolulu. Special fares may be combined for $40.14 one-way travel between neighbor islands. This special fare can also be combined for roundtrip travel between neighbor islands.


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