Mesaba Aviation, Inc. Reports Capacity and Traffic for November

Business Wire, Dec 6, 2004

MINNEAPOLIS & ST. PAUL, Minn. -- Mesaba Aviation, Inc., a subsidiary company of MAIR Holdings, Inc. (NASDAQ:MAIR), today reported capacity and traffic for November. Mesaba Aviation flew 256.0 million available seat miles (ASMs) in November, which was up 2.5% year over year. Mesaba Aviation carried 459,266 passengers in the month, which was down 3.3% year over year generating 164.3 million revenue passenger miles (RPMs). Passenger load factor, representing capacity filled, increased 2.1 points year over year to 64.2%.

Separately, Mesaba Aviation announced its operating performance for the month of November:

November
--------
                                      2004        2003       Change
                                      ----        ----       ------
Completion Factor                    98.4%       98.2%      0.2 pts.
Arrivals within 14 minutes           82.1%       80.5%      1.6 pts.

Following are capacity and traffic results:

November
--------
                                      2004        2003       Change
                                      ----        ----       ------
ASMs (000)                          255,985     249,713       2.5%
RPMs (000)                          164,282     154,949       6.0%
Load Factor                          64.2%       62.1%      2.1 pts.
Passengers                          459,266     474,749      (3.3%)

Fiscal Year to Date (8 Months)
------------------------------
                                    FY 2005     FY 2004      Change
                                    -------     -------      ------
ASMs (000)                         2,039,857   2,006,169      1.7%
RPMs (000)                         1,358,061   1,243,491      9.2%
Load Factor                          66.6%       62.0%      4.6 pts.
Passengers                         3,826,095   3,975,054     (3.7%)

Calendar Year to Date (11 Months)
---------------------------------
                                    CY 2004     CY 2003      Change
                                    -------     -------      ------
ASMs (000)                         2,692,664   2,693,956     (0.0%)
RPMs (000)                         1,733,181   1,618,014      7.1%
Load Factor                          64.4%       60.1%      4.3 pts.
Passengers                         4,964,910   5,214,536     (4.8%)

Mesaba Aviation, Inc., d/b/a Mesaba Airlines, operates as a Northwest Jet Airlink and Northwest Airlink partner under service agreements with Northwest Airlines. Currently, Mesaba Aviation serves 104 cities in 30 states and Canada from Northwest's and Mesaba Aviation's three major hubs: Detroit, Minneapolis/St. Paul, and Memphis. Mesaba Aviation operates an advanced fleet of 99 regional jet and jet-prop aircraft, consisting of the 69-passenger Avro RJ85 and the 30- 34-passenger Saab SF340.

MAIR Holdings, Inc. is traded under the symbol MAIR on the NASDAQ National Market.

More information about Mesaba Airlines is available on the Internet at: http://www.mesaba.com