1 ================================================================================ SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 -------------- FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 -------------- Date of Report (Date of earliest event reported): May 21, 1998 SOUTHWEST AIRLINES CO. (Exact name of registrant as specified in its charter) TEXAS 1-7259 74-1563240 (State or other jurisdiction (Commission (I.R.S. employee of incorporation) file number) identification no.) P.O. Box 36611 Love Field, Dallas, Texas 75235 (ADDRESS OF PRINCIPAL EXECUTIVE OFFICES) (ZIP CODE) Registrant's telephone number, include area code: (214) 792-4000 ================================================================================ 2 Item 7. Financial Statements and Exhibits. The following documents are being filed in connection with, and incorporated by reference into, Southwest Airlines Co.'s Registration Statement on Form S-3 (File No. 333-29257), as declared effective on July 15, 1997, relating to Pass Through Certificates, Series 1998-A. Exhibits - -------- Exhibit 1.3 - Form of Underwriting Agreement relating to the issuance of Pass Through Certificates, Series 1998-A. Exhibit 4.3 - Form of Pass Through Trust Supplement No. 1998-A between Southwest and the Trustee relating to the Pass Through Certificates. Exhibit 4.4 * - Form of Trust Agreement between the Owner Participant and the Owner Trustee relating to the Equipment Notes with respect to Boeing 737-3H4 Aircraft, Registration Nos. N620SW, N621SW, N622SW and N623SW. Exhibit 4.5 * - Form of Trust Indenture and Security Agreement between the Owner Trustee and the Loan Trustee relating to the Equipment Notes with respect to Boeing 737-3H4 Aircraft, Registration Nos. N620SW, N621SW, N622SW and N623SW. Exhibit 4.6 * - Form of First Amendment to Trust Indenture and Security Agreement between the Owner Trustee and the Loan Trustee relating to the Equipment Notes with respect to Boeing 737-3H4 Aircraft, Registration Nos. N620SW, N621SW, N622SW and N623SW. Exhibit 4.7 * - Form of Equipment Notes with respect to Boeing 737-3H4 Aircraft, Registration Nos. N620SW, N621SW, N622SW and N623SW (included as Exhibit A-1 in Exhibit 4.6). Exhibit 4.8 * - Form of Participation Agreement among Southwest, the Owner Participant, the Loan Trustee, the Original Loan Participant, and the Owner Trustee with respect to Boeing 737-3H4 Aircraft, Registration Nos. N620SW, N621SW, N622SW and N623SW. Exhibit 4.9 * - Form of First Amendment to Participation Agreement among Southwest, the Owner Participant, the Owner Trustee, the Loan Trustee and the Trustee with respect to Boeing 737-3H4 Aircraft, Registration Nos. N620SW, N621SW, N622SW and N623SW. -2- 3 Exhibit 4.10 * - Form of Sale and Lease Agreement between Southwest and the Owner Trustee with respect to Boeing 737-3H4 Aircraft, Registration Nos. N620SW, N621SW, N622SW and N623SW. Exhibit 4.11 * - Form of First Amendment to Sale and Lease Agreement between Southwest and the Owner Trustee with respect to Boeing 737-3H4 Aircraft, Registration Nos. N620SW, N621SW, N622SW and N623SW. Exhibit 4.12 * - Form of Refinancing Agreement among Southwest, the Trustee, the Owner Participant, the Owner Trustee, the Loan Trustee and the Original Loan Participant relating to the Equipment Notes for each of four Boeing 737-3H4 Aircraft, Registration Nos. N620SW, N621SW, N622SW and N623SW. Exhibit 23 - Consent of Independent Auditors *The financing of each of the identified aircraft pursuant to Pass Through Certificates is documented separately. Pursuant to Instruction 2 to Item 601 of Regulation S-K, the Registrant has filed the form of the indicated documents for one of these aircraft only -- specifically, the aircraft with Registration No. N620SW (or, in the case of Exhibit 4.10, with Registration No. N621SW). The documents for the other aircraft are identical except for the information identifying the aircraft in question, the name of the trust established to own such aircraft, and information relating to the identity of the Owner Participant, which is C.C.& E.II, LLC with respect to the aircraft with Registration No. N622SW and Chrysler Asset Management Corporation with respect to the aircraft with Registration No. N623SW. -3- 4 SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized. SOUTHWEST AIRLINES CO. May 28, 1998 By: /s/ Gary C. Kelly ----------------------------------------- Gary C. Kelly Vice President -- Finance and Chief Financial Officer -4- 5 EXHIBIT INDEX Exhibit No. Description - ----------- ----------- Exhibit 1.3 - Form of Underwriting Agreement relating to the issuance of Pass Through Certificates, Series 1998-A. Exhibit 4.3 - Form of Pass Through Trust Supplements No. 1998-A between Southwest and the Trustee relating to the Pass Through Certificates. Exhibit 4.4 * - Form of Trust Agreement between the Owner Participant and the Owner Trustee relating to the Equipment Notes with respect to Boeing 737-3H4 Aircraft, Registration Nos. N620SW, N621SW, N622SW and N623SW. Exhibit 4.5 * - Form of Trust Indenture and Security Agreement between the Owner Trustee and the Loan Trustee relating to the Equipment Notes with respect to Boeing 737-3H4 Aircraft, Registration Nos. N620SW, N621SW, N622SW and N623SW. Exhibit 4.6 * - Form of First Amendment to Trust Indenture and Security Agreement between the Owner Trustee and the Loan Trustee relating to the Equipment Notes with respect to Boeing 737-3H4 Aircraft, Registration Nos. N620SW, N621SW, N622SW and N623SW. Exhibit 4.7 * - Form of Equipment Notes with respect to Boeing 737-3H4 Aircraft, Registration Nos. N620SW, N621SW, N622SW and N623SW (included as Exhibit A-1 in Exhibit 4.6). Exhibit 4.8 * - Form of Participation Agreement among Southwest, the Owner Participant, the Loan Trustee, the Original Loan Participant, and the Owner Trustee with respect to Boeing 737-3H4 Aircraft, Registration Nos. N620SW, N621SW, N622SW and N623SW. Exhibit 4.9 * - Form of First Amendment to Participation Agreement among Southwest, the Owner Participant, the Owner Trustee, the Loan Trustee and the Trustee with respect to Boeing 737-3H4 Aircraft, Registration Nos. N620SW, N621SW, N622SW and N623SW. Exhibit 4.10 * - Form of Sale and Lease Agreement between Southwest and the Owner Trustee with respect to Boeing 737-3H4 Aircraft, Registration Nos. N620SW, N621SW, N622SW and N623SW. -5- 6 Exhibit No. Description - ----------- ----------- Exhibit 4.11 * - Form of First Amendment to Sale and Lease Agreement between Southwest and the Owner Trustee with respect to Boeing 737-3H4 Aircraft, Registration Nos. N620SW, N621SW, N622SW and N623SW. Exhibit 4.12 * - Form of Refinancing Agreement among Southwest, the Trustee, the Owner Participant, the Owner Trustee, the Loan Trustee and the Original Loan Participant relating to the Equipment Notes for each of four Boeing 737-3H4 Aircraft, Registration Nos. N620SW, N621SW, N622SW and N623SW. Exhibit 23 - Consent of Independent Auditors -6-