BEFORE THE DEPARTMENTOFTRANSPORTATION WASHINGTON, D.C.
Application of FRONTIERAIRLINES, INC. for an exemption under49 U.S.C. § 40109 ) ) ) ) Docket DOT-OST-2012-
__ _ ) ) ) (Pittsburgh, PA/Cincinnati, OH- Cancun, Mexico; )**~C~h~ic~a~g~o~·~IL~/S~t~·~Lo~u~is~·~M~O~-~H~u~a~t~ul~c~o,~M~ex~ic~o~)**______)

APPLICATION OF FRONTIERAIRLINES, INC. FOR EXEMPTION Communicationswith respect to this document should be addressed to: Daniel Shurz Vice President, Planning and Strategy FRONTIERAIRLINES, INC. FrontierCenterOne 7001 Tower Road Denver, CO 80249

February 21, 2012 Robert E. Cohn Patrick R. Rizzi HOGAN LOVELLS US LLP Columbia Square 555Thirteenth Street, NW Washington, DC 20004 +1 202 637 4999/5659 robert.cohn@hoganlovells.com patrick.rizzi@hoganlovells.com Counsel for FRONTIERAIRLINES, INC.

NOTE: Frontierwill be polling on this Application and will provide the results of that polling tothe Departmentas soon as it is completed.

\\DC- 036787/000001-3351566 vlApplication of BEFORE THE DEPARTMENT OF TRANSPORTATION WASHINGTON, D.C.) ) ) FRONTIERAIRLINES, INC. ) Docket DOT-OST-2012-
__ _ for an exemption under49 U.S.C. §40109 ) ) February 21, 2012 ) (Pittsburgh, PA I Cincinnati, OH- Cancun, Mexico; ) _C_h_ic_a_..g_o,_,I_L_/_S_t._L_o_u_is-'-,_M_O_-_H_u_at_u_lc_o,_, M_e_x_ic_o_.L.)
__) APPLICATION OF FRONTIERAIRLINES, INC. FOR EXEMPTION Pursuant to Subpart C of the Department's Rules of Practice, FrontierAirlines, Inc. ("Frontier") hereby applies under 49 U.S.C. 

### §40109 for an exemption and related designations authorizing itto engage in scheduled foreign air transportation of persons, property, and mail, on the following U.S.-Mexico routes:(i) Cincinnati, Ohio- Cancun, Mexico; (ii) Pittsburgh, Pennsylvania- Cancun, Mexico; (iii) Chicago (O'Hare), Illinois- Huatulco, Mexico; and (iv) St. Louis, Missouri - Huatulco, Mexico. Frontier requests expedited approval ofthis Application for an initial term oftwo years. Frontier will poll on this Application and report the polling results to the Department as soon as possible. In support ofthis Application, Frontierstates as follows: 1. Frontier holds a certificate of public convenience and necessity authorizing it to engage in scheduled foreign air transportation of persons,

\\DC- 036787/000001 -3351566v3Application of FrontierAirlines, Inc. Page 2 property, and mail on certain U.S.-Mexico routes. See DOT Order 2011-6-12 (Route 904); 1 see also, SUL_, Notice ofAction Taken, dated December 9, 2011 (Docket DOT-OST-2011-0214) (Chicago - Puerto Vallarta and Chicago - San Jose del Cabo exemption authority). Frontier's scheduled services are provided using afleet ofAirbus A-318, A-319, and A-320 aircraft. 2. Cincinnati-Cancun. Frontier plans to operate Saturday service between Cincinnati and Cancun on a year-round basis2 using 138-seat A-319 aircraft and 162-seatA-320 aircraft. Frontier intends to operate this as a singleplane CLE-CVG-CUN service between mid-August and early December, and thus the benefits ofthis service will extend not only to the Cincinnati catchment area, but also to the Cleveland metropolitan region. Frontier plans to commence this service on or about April 7, 2012, or earlier if it receives the requisite DOT and Mexico government approvals sooner. 3. Pittsburgh-Cancun. Frontier plans to operate twice weekly service between Pittsburgh and Cancun on a seasonal basis using 162-seat A-320 aircraft. Frontier intends to operate this as a single-plane CLE-PIT-CUN service, and thus the benefits ofthis servicewill extend not onlyto the Pittsburgh catchment area, but also to the Cleveland metropolitan region. Frontier plans to

The routes are: Denver-Cancun, Denver-Cozumel, Denver-lxtapa/Zihuatanejo, Denver-Mazatlan, Denver-Puerto Vallarta, Denver-San Jose del Cabo, lndianapolis-Cancun, Kansas City-Cancun, Kansas City-Puerto Vallarta, Kansas City-San Jose del Cabo, Milwaukee-Cancun, St. Louis-Cancun, St. LouisPuerto Vallarta, and Salt Lake City-Cancun. 2 Frontier intends to operate this service continuously year-round except during the brief off-peak shoulder period around the month ofMay.

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commence this service on or about May 3, 2012, or earlier if it receives the requisite DOTand Mexico governmentapprovals sooner. 4. Chicago (O'Hare) - Huatulco. Frontier plans to operate aweekly nonstop service between Chicago (O'Hare) and Huatulco on a seasonal basis using 138-seatseatA-319 aircraft beginning on or about December 17,2012. 5. St. Louis-Huatulco. Frontier plans to operate a weekly seasonal nonstop service between St. Louis and Huatulco using 168-seat A-320 aircraft beginning on or about May25, 2012. Frontier intendsto operate this as asingleplane ORD-STL-HUX service. 6. Frontier is fully qualified to perform the proposed services, which are similar in length and type to Frontier's other U.S.-Mexico services. Frontier requests that the Department take official notice, pursuant to Rule 24 of the Department's Rules of Practice, of all other data on file with the Department necessaryto establish its fitness. 7. Frontier's proposed services are fully consistent with the Air Transport Agreement between the United States and Mexico. Three carriers of each country may be designated to provide scheduled nonstop combination service between any given U.S. gateway and Cancun and Huatulco. See United States-Mexico Air Transport Agreement, Annex 1(8)(5), as amended. Based on information and belief, unused U.S. airline designations are available for Frontier's Cincinnati-Cancun, Pittsburgh-Cancun, Chicago-Huatulco, and St. Louis-Huatulco services.

\\DC- 036787/000001-3351566v3Application of FrontierAirlines, Inc. Page4 8. Grant of this Application is in the public interest. The proposed services will benefit consumers by enabling Frontier to enhance competitive service offerings to Mexico and by expanding Mexico service from Cincinnati, Pittsburgh, Chicago, and St. Louis, their respective catchment areas, and the Cleveland metropolitan region. 9. The environmental impacts of Frontier's proposed aircraft operations on these routes are de minimis, and Frontier does not anticipate that the roundtrip CVG-CUN, PIT-CUN, ORD-HUX, and STL-HUX flights contemplated herein will cause a near-term net annual change in aircraft fuel consumption of 10 million gallons or more. Frontier anticipates that it will have no difficultyobtaining adequate supplies offuel forthese services.

\\DC.036787/000001-3351566v3Application of FrontierAirlines, Inc. Page 5 WHEREFORE, Frontier respectfully requests that the Department promptly grant Frontier exemption authority and designations authorizing it to engage in scheduled foreign air transportation of persons, property, and mail (A) between Cincinnati, Ohio, and Pittsburgh, Pennsylvania, on the one hand, and Cancun, Mexico, on the other hand, and (B) between Chicago (O'Hare), Illinois, and St. Louis, Missouri, on the one hand, and Huatulco, Mexico, on the other hand.

\\DC- 036787/000001-3351566v3 Respectfully submitted,

RobertE. Cohn Patrick R. Rizzi HOGAN LOVELLS US LLP 555 Thirteenth Street, NW Washington, DC 20004 +1 202 637 4999/5659 Counselfor FRONTIERAIRLINES, INC.CERTIFICATE OF SERVICE I hereby certifythat a copy ofthe foregoing Application of FrontierAirlines, Inc. for an Exemption has been served this 21 51 day of February 2012, upon each of the following addressees: bob.kneisley@wnco.com; msinick@ssd.com; carl.nelson@aa.com; sascha.vanderbellen@delta.com;jeff.morgan@delta.com;jhill@dowlohnes.com; jyoung@yklaw.com; dkirstein@yklaw.com; john.fredericksen@suncountry.com; dan.weiss@united.com; howard_kass@usairways.com; pmurphy@lopmurphy.com; barbara.russell@virginamerica.com; brian.hedberg@dot.gov; esta.rosenberg@dot.gov; brett.kruger@dot.gov; urskr@state.gov; info@airlineinfo.com

Patrick Rizzi

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