ALLEGIANT REPORTS SEPTEMBER 2011 TRAFFIC

Las Vegas, October 6, 2011/ GLOBENEWSWIRE -- Allegiant Travel Company (NASDAQ:ALGT) today reported preliminary passenger traffic results for September 2011.

Scheduled Service

Sep. 2011 Sep. 2010 Change

Passengers                     359,739        362,519          (0.8)%

Revenue passenger miles (000)               327,382        330,800          (0.2)%

Available seat miles (000)                          363,438        359,785             1.0%

Load factor                         90.1%           91.9%        (1.8) pts

Departures                     2,684            2,697          (0.5)%

Average stage length (miles)                        892               889             0.2%

3Q11 3Q10 Change

Passengers                     1,478,046     1,488,600          (0.7)%

Revenue passenger miles (000)             1,347,896    1,356,043          (0.6)%

Available seat miles (000)                         1,462,636     1,512,650          (3.3)%

Load factor                         92.2%           89.6%          2.6 pts

Departures                     10,834          11,316          (4.3)%

Average stage length (miles)                        892               891             0.1%

Total System*

Sep. 2011 Sep. 2010 Change

Passengers                     398,206        390,492             2.0%

Revenue passenger miles (000)                 357,525  362,714          (1.4)%

Available seat miles (000)                          415,941        420,469          (1.1)%

Load factor                         86.0%           86.3%        (0.3) pts

Departures                     3,317            3,231             2.7%

Average stage length (miles)                        832               873          (4.8)%

3Q11 3Q10 Change

Passengers                     1,578,645     1,559,836             1.2%

Revenue passenger miles (000)            1,425,002     1,425,761          (0.1)%

Available seat miles (000)                         1,593,766     1,646,431          (3.2)%

Load factor                         89.4%           86.6%          2.8 pts

Departures                     12,527          12,761          (1.8)%

Average stage length (miles)                        845               865          (2.3)%

*Total system includes scheduled service, fixed fee contract and non-revenue flying.

Preliminary Financial Results

Change

August 2011 actual year-over-year

scheduled revenue per ASM (PRASM) change                                  20.6%

August 2011 actual year-over year

scheduled total revenue per ASM (TRASM) change                          15.8%

September 2011 estimated year-over-year PRASM change          32.5 to 32.9%

September 2011 estimated year-over-year TRASM change         23.8 to 24.2%

September 2011 estimated average fuel cost per gallon                        

- system                         $3.04

September 2011 estimated average fuel cost per gallon                        

- scheduled                      $3.30

3Q11 estimated year-over-year PRASM change                           24.2 to 24.6%

3Q11 estimated year-over-year TRASM change                         19.1 to 19.5%

3Q11 estimated average fuel cost per gallon - system                         $3.12

3Q11 estimated average fuel cost per gallon - scheduled                        $3.33

Guidance

ASMs - Available seat miles

About the Company
Las Vegas-based Allegiant Travel Company (NASDAQ: ALGT) has posted 34 consecutive quarters of profitability.  The company is focused on linking travelers in small cities to world-class leisure destinations such as Fort Lauderdale, Fla., Las Vegas, Los Angeles, Phoenix-Mesa, Orlando, Fla., and Tampa/St. Petersburg, Fla.  Through its subsidiary, Allegiant Air, the company operates a low-cost, high-efficiency, all-jet passenger airline offering air travel and hotel rooms, rental cars and other travel-related services.  In 2011 and 2010 Allegiant ranked 64 and 25, respectively, on FORTUNE magazine's Fastest-Growing Companies list.  In 2010, Allegiant was ranked number one for low-cost carriers in Aviation Week's Top Performing Airline study.   ALGT/G

Note: This news release was accurate at the date of issuance. However, information contained in the release may have changed. If you plan to use the information contained herein for any purpose, verification of its continued accuracy is your responsibility.

For further information please visit the company's investor website: http://ir.allegiant.com