Midwest Air Group Reports July Performance

MILWAUKEE, Aug. 10 /PRNewswire-FirstCall/ — Midwest Air Group, Inc. (AMEX:MEH) today reported July performance data, including record traffic and load factors for the month.

At the group level, a 25.9% increase in traffic outpaced a 24.9% increase in capacity, resulting in a 0.7 percentage point increase in load factor compared with July 2006. Revenue per total available seat mile decreased 3.5% in the same time period.

              Midwest Air Group, Inc. — Performance Report

                                                    Seven Months Ended

                             July                         July 31,
                     2007    2006  % Change      2007       2006   % Change

  Midwest Air Group

  Scheduled Service

   Revenue

   Passenger

   Miles (000s)    489,338  388,580  25.9    2,787,116  2,424,007   15.0

  Scheduled Service

   Available Seat

   Miles (000s)    578,580  463,291  24.9    3,499,562  3,125,101   12.0

  Total Available

   Seat

   Miles (000s)    579,740  464,755  24.7    3,524,130  3,168,245   11.2

  Load Factor (%)    84.6%    83.9%   0.7pts.    79.6%      77.6%    2.0pts.

  Revenue Yield

   (estimate)      $0.1363  $0.1414  (3.6)     $0.1382    $0.1422   (2.8)

  Passenger Revenue

   per Schd. Svc.

   ASM (estimate)  $0.1153  $0.1186  (2.8)     $0.1101    $0.1103   (0.2)

  Total Revenue

   per Total

   ASM (estimate)  $0.1258  $0.1303  (3.5)     $0.1229    $0.1225    0.3

  Number of Flights 11,011    9,397  17.2       67,284     64,571    4.2

  Into-plane Fuel

   Cost per Gallon

   (estimate)        $2.11    $2.30  (8.4)       $2.12      $2.16   (2.0)
  Midwest Airlines

   Operations

  Origin &

   Destination

   Passengers      380,308  342,089  11.2    2,321,025  2,139,159    8.5

  Scheduled Service

   Revenue

   Passenger Miles

   (000s)          433,209  364,141  19.0    2,563,024  2,271,804   12.8

  Scheduled Service

   Available Seat

   Miles (000s)    500,634  431,139  16.1    3,182,252  2,901,918    9.7

  Total Available

   Seat Miles

   (000s)          501,793  432,603  16.0    3,206,821  2,944,695    8.9

  Load Factor (%)    86.5%    84.5%   2.0pts.    80.5%      78.3%    2.2pts.

  Revenue Yield

   (estimate)      $0.1202  $0.1277  (5.9)     $0.1233    $0.1268   (2.8)

  Passenger Revenue

   per Schd. Svc.

   ASM (estimate)  $0.1040  $0.1079  (3.6)     $0.0993    $0.0993    0.0

  Total Revenue per

   Total ASM

   (estimate)      $0.1165  $0.1212  (3.9)     $0.1140    $0.1134    0.6

  Average Passenger

   Trip Length

   (miles)           1,139    1,064   7.0        1,104      1,062    4.0

  Number of Flights  4,903    4,685   4.7       33,024     31,311    5.5

  Into-plane Fuel

   Cost per Gallon

   (estimate)        $2.10    $2.30  (8.3)       $2.11      $2.15   (1.9)
  Midwest Connect

   Operations

  Origin &

   Destination

   Passengers      136,229   75,867  79.6      626,984    482,724   29.9

  Scheduled Service

   Revenue

   Passenger

   Miles (000s)     56,129   24,439 129.7      224,092     152,203  47.2

  Scheduled Service

   Available Seat

   Miles (000s)     77,947   32,152 142.4      317,310     223,183  42.2

  Total Available

   Seat Miles

   (000s)           77,947   32,152 142.4      317,310     223,550  41.9

  Load Factor (%)    72.0%    76.0%  (4.0)pts.   70.6%       68.2%   2.4pts.

  Revenue Yield

   (estimate)      $0.2606  $0.3454 (24.5)     $0.3094     $0.3720 (16.8)

  Passenger Revenue

   per Schd. Svc.

   ASM

   (estimate)      $0.1876  $0.2625 (28.5)     $0.2185     $0.2537 (13.9)

  Total Revenue per

   Total ASM

   (estimate)      $0.2029  $0.2940 (31.0)     $0.2423     $0.2849 (14.9)

  Average Passenger

   Trip Length (miles) 412      322  27.9          357         315  13.4
  Number of Flights  6,108    4,712  29.6       34,260      33,260   3.0

  Into-plane Fuel

   Cost per Gallon

   (estimate)        $2.13    $2.36  (9.7)       $2.14       $2.21  (2.8)

Note: All statistics exclude charter operations except total available seat miles, total revenue per total available seat miles and into-plane fuel cost. Numbers may not recalculate due to rounding.

This performance report includes operating statistics for the 50-seat regional jet fleet operated by SkyWest Airlines, affecting year-over-year comparisons for Midwest Air Group and Midwest Connect. That service, which launched April 1, 2007, has allowed for the opening of new markets as well as the conversion to Midwest Connect of some flights previously flown by Midwest Airlines.

Readers of Travel+Leisure named Midwest Airlines “Best Domestic Airline” in the magazine’s 2007 World’s Best Awards competition. The airline features jet service throughout the United States, including Milwaukee’s most daily nonstop flights and best schedule to major destinations. Catering to business travelers and discerning leisure travelers, the airline earned its reputation as “The best care in the air” by providing passengers with impeccable service and onboard amenities at competitive fares. Both Skyway Airlines, Inc. — a wholly owned subsidiary of Midwest Airlines — and SkyWest Airlines, Inc. operate as Midwest Connect and offer service to and connections through Midwest Airlines’ hubs. Together, the airlines offer service to 53 cities. More information is available at http://www.midwestairlines.com/.

First Call Analyst:
FCMN Contact:

Source: Midwest Air Group, Inc.

CONTACT: Carol Skornicka, +1-414-570-3980, or cell, +1-414-303-6516,
Carol.Skornicka@midwestairlines.com, or Analyst-Investor Inquiries, Dennis
O’Reilly, +1-414-570-3954, Dennis.O’Reilly@midwestairlines.com, both of
Midwest Air Group, Inc.

Web site: http://www.midwestairlines.com/