"Table 2A
Intercity Air Scheduled Travel Times - February 1995 and February 2002
",,,,,,,,
Great Circle Miles,Origin,Destination,1995,2002,Change (minutes),Change (%),Weekly Frequency,
576,Atlanta,Baltimore-Washington,101.40,99.08,-2.32,-2.3%,66,
946,Atlanta,Boston,150.25,144.43,-5.82,-3.9%,54,
227,Atlanta,Charlotte,58.05,60.82,2.77,4.8%,100,
606,Atlanta,Chicago O'Hare,118.89,118.68,-0.21,-0.2%,83,
373,Atlanta,Cincinnati,82.77,82.30,-0.47,-0.6%,14,
732,Atlanta,Dallas-Ft. Worth,139.04,140.85,1.81,1.3%,137,
1208,Atlanta,Denver,199.30,196.19,-3.11,-1.6%,124,
594,Atlanta,Detroit,112.99,114.83,1.84,1.6%,51,
689,Atlanta,Houston George Bush,129.53,128.84,-0.69,-0.5%,39,
1747,Atlanta,Las Vegas,255.63,262.87,7.24,2.8%,171,
1946,Atlanta,Los Angeles,283.30,287.71,4.41,1.6%,50,
595,Atlanta,Miami,105.06,105.68,0.62,0.6%,98,
906,Atlanta,Minneapolis-St. Paul,159.15,156.68,-2.47,-1.6%,46,
760,Atlanta,New York JFK,135.17,125.41,-9.76,-7.2%,26,
761,Atlanta,New York LaGuardia,135.00,126.99,-8.01,-5.9%,73,
745,Atlanta,Newark,128.69,127.99,-0.70,-0.5%,36,
403,Atlanta,Orlando,83.82,81.62,-2.20,-2.6%,149,
665,Atlanta,Philadelphia,115.38,114.40,-0.98,-0.8%,20,
1587,Atlanta,Phoenix,242.57,253.45,10.88,4.5%,32,
526,Atlanta,Pittsburgh,97.32,97.20,-0.12,-0.1%,21,
2172,Atlanta,Portland,305.00,314.00,9.00,3.0%,20,
1589,Atlanta,Salt Lake City,238.57,245.40,6.83,2.9%,21,
1891,Atlanta,San Diego,274.59,277.00,2.41,0.9%,162,
2139,Atlanta,San Francisco,316.88,311.67,-5.21,-1.6%,107,
2182,Atlanta,Seattle,318.50,319.67,1.17,0.4%,90,
483,Atlanta,St. Louis,102.84,103.67,0.83,0.8%,35,
406,Atlanta,Tampa,83.89,81.43,-2.46,-2.9%,21,
533,Atlanta,Washington Dulles,109.00,95.95,-13.05,-12.0%,139,
547,Atlanta,Washington National,97.39,93.60,-3.79,-3.9%,28,
606,Chicago O'Hare,Atlanta,110.89,115.44,4.55,4.1%,141,
621,Chicago O'Hare,Baltimore-Washington,104.31,105.47,1.16,1.1%,80,
867,Chicago O'Hare,Boston,133.39,136.09,2.70,2.0%,134,
599,Chicago O'Hare,Charlotte,104.61,105.70,1.09,1.0%,61,
264,Chicago O'Hare,Cincinnati,67.34,70.70,3.36,5.0%,105,
802,Chicago O'Hare,Dallas-Ft. Worth,147.53,148.83,1.30,0.9%,191,
888,Chicago O'Hare,Denver,152.27,155.32,3.05,2.0%,137,
235,Chicago O'Hare,Detroit,72.76,73.47,0.71,1.0%,132,
925,Chicago O'Hare,Houston George Bush,156.46,158.31,1.85,1.2%,120,
1515,Chicago O'Hare,Las Vegas,226.99,231.30,4.31,1.9%,34,
1744,Chicago O'Hare,Los Angeles,258.74,260.76,2.02,0.8%,84,
1197,Chicago O'Hare,Miami,176.21,178.60,2.39,1.4%,83,
334,Chicago O'Hare,Minneapolis-St. Paul,85.88,87.76,1.88,2.2%,90,
733,Chicago O'Hare,New York LaGuardia,117.28,126.72,9.44,8.1%,157,
719,Chicago O'Hare,Newark,120.91,123.88,2.97,2.5%,162,
1005,Chicago O'Hare,Orlando,150.69,150.72,0.03,0.0%,210,
678,Chicago O'Hare,Philadelphia,111.85,119.85,8.00,7.2%,41,
1440,Chicago O'Hare,Phoenix,218.61,226.34,7.73,3.5%,132,
412,Chicago O'Hare,Pittsburgh,82.40,82.89,0.49,0.6%,118,
1739,Chicago O'Hare,Portland,261.46,264.95,3.49,1.3%,267,
1846,Chicago O'Hare,Salt Lake City,198.09,207.13,9.04,4.6%,107,
1723,Chicago O'Hare,San Diego,257.04,259.58,2.54,1.0%,91,
612,Chicago O'Hare,San Francisco,271.78,270.91,-0.87,-0.3%,76,
1721,Chicago O'Hare,Seattle,263.04,267.05,4.01,1.5%,60,
258,Chicago O'Hare,St. Louis,71.91,76.19,4.28,5.9%,74,
1012,Chicago O'Hare,Tampa,150.46,152.67,2.21,1.5%,142,
589,Chicago O'Hare,Washington Dulles,107.11,103.30,-3.81,-3.6%,34,
612,Chicago O'Hare,Washington National,101.78,104.25,2.47,2.4%,148,
732,Dallas-Ft. Worth,Atlanta,117.90,125.66,7.76,6.6%,178,
1217,Dallas-Ft. Worth,Baltimore-Washington,164.80,168.70,3.90,2.4%,34,
1562,Dallas-Ft. Worth,Boston,211.64,217.09,5.45,2.6%,84,
937,Dallas-Ft. Worth,Charlotte,137.70,139.43,1.73,1.3%,55,
802,Dallas-Ft. Worth,Chicago O'Hare,131.69,133.98,2.29,1.7%,184,
812,Dallas-Ft. Worth,Cincinnati,126.50,129.47,2.97,2.3%,28,
645,Dallas-Ft. Worth,Denver,120.51,121.35,0.84,0.7%,164,
987,Dallas-Ft. Worth,Detroit,150.38,155.51,5.13,3.4%,83,
224,Dallas-Ft. Worth,Houston George Bush,60.75,69.98,9.22,15.2%,253,
1055,Dallas-Ft. Worth,Las Vegas,169.00,174.85,5.85,3.5%,103,
1235,Dallas-Ft. Worth,Los Angeles,195.89,200.37,4.48,2.3%,124,
1121,Dallas-Ft. Worth,Miami,156.86,163.89,7.03,4.5%,97,
852,Dallas-Ft. Worth,Minneapolis-St. Paul,139.78,143.86,4.08,2.9%,92,
1391,Dallas-Ft. Worth,New York JFK,199.50,200.85,1.35,0.7%,14,
1389,Dallas-Ft. Worth,New York LaGuardia,190.01,196.83,6.82,3.6%,105,
1372,Dallas-Ft. Worth,Newark,198.77,204.47,5.70,2.9%,73,
984,Dallas-Ft. Worth,Orlando,145.79,149.19,3.40,2.3%,97,
1302,Dallas-Ft. Worth,Philadelphia,178.67,188.10,9.43,5.3%,77,
868,Dallas-Ft. Worth,Phoenix,149.48,156.81,7.33,4.9%,137,
1068,Dallas-Ft. Worth,Pittsburgh,157.93,156.88,-1.05,-0.7%,48,
1616,Dallas-Ft. Worth,Portland,245.37,245.90,0.53,0.2%,34,
988,Dallas-Ft. Worth,Salt Lake City,161.13,169.41,8.28,5.1%,64,
1171,Dallas-Ft. Worth,San Diego,187.32,192.11,4.79,2.6%,89,
1464,Dallas-Ft. Worth,San Francisco,224.58,228.78,4.20,1.9%,97,
1660,Dallas-Ft. Worth,Seattle,247.26,258.89,11.63,4.7%,62,
551,Dallas-Ft. Worth,St. Louis,104.50,102.73,-1.77,-1.7%,104,
929,Dallas-Ft. Worth,Tampa,138.25,139.15,0.90,0.6%,63,
1172,Dallas-Ft. Worth,Washington Dulles,158.71,167.54,8.83,5.6%,53,
1192,Dallas-Ft. Worth,Washington National,162.08,163.55,1.47,0.9%,94,
594,Detroit,Atlanta,112.86,121.99,9.13,8.1%,108,
408,Detroit,Baltimore-Washington,88.10,90.95,2.85,3.2%,33,
632,Detroit,Boston,112.37,112.68,0.31,0.3%,51,
500,Detroit,Charlotte,96.35,99.25,2.90,3.0%,66,
229,Detroit,Chicago Midway,61.16,65.38,4.22,6.9%,139,
235,Detroit,Chicago O'Hare,74.23,77.20,2.97,4.0%,139,
229,Detroit,Cincinnati,61.65,66.93,5.28,8.6%,45,
987,Detroit,Dallas-Ft. Worth,177.54,181.98,4.44,2.5%,88,
1135,Detroit,Denver,187.08,188.87,1.79,1.0%,47,
1076,Detroit,Houston George Bush,181.50,183.68,2.18,1.2%,28,
1750,Detroit,Las Vegas,264.33,271.67,7.34,2.8%,21,
1979,Detroit,Los Angeles,301.30,304.42,3.12,1.0%,35,
1145,Detroit,Miami,180.69,178.00,-2.69,-1.5%,44,
528,Detroit,Minneapolis-St. Paul,113.17,116.59,3.42,3.0%,82,
508,Detroit,New York JFK,95.74,107.19,11.45,12.0%,34,
501,Detroit,New York LaGuardia,99.51,104.60,5.09,5.1%,59,
487,Detroit,Newark,97.05,101.70,4.65,4.8%,78,
957,Detroit,Orlando,155.92,154.42,-1.50,-1.0%,67,
453,Detroit,Philadelphia,88.47,96.15,7.68,8.7%,67,
1671,Detroit,Phoenix,263.11,266.08,2.97,1.1%,26,
201,Detroit,Pittsburgh,56.86,63.50,6.64,11.7%,78,
1957,Detroit,San Diego,300.25,296.64,-3.61,-1.2%,14,
2079,Detroit,San Francisco,312.75,317.54,4.79,1.5%,28,
1927,Detroit,Seattle,294.83,298.57,3.74,1.3%,21,
440,Detroit,St. Louis,99.36,103.66,4.30,4.3%,120,
983,Detroit,Tampa,158.60,158.24,-0.36,-0.2%,39,
383,Detroit,Washington Dulles,81.61,87.83,6.22,7.6%,36,
405,Detroit,Washington National,85.83,85.60,-0.23,-0.3%,61,
1946,Los Angeles,Atlanta,241.21,243.75,2.54,1.1%,50,
2329,Los Angeles,Baltimore-Washington,277.73,276.11,-1.62,-0.6%,14,
2611,Los Angeles,Boston,318.23,323.50,5.27,1.7%,38,
2125,Los Angeles,Charlotte,251.33,259.93,8.60,3.4%,21,
1744,Los Angeles,Chicago O'Hare,234.19,232.23,-1.96,-0.8%,149,
1900,Los Angeles,Cincinnati,236.75,239.68,2.93,1.2%,21,
1235,Los Angeles,Dallas-Ft. Worth,176.48,173.97,-2.51,-1.4%,129,
849,Los Angeles,Denver,135.38,133.62,-1.76,-1.3%,104,
1979,Los Angeles,Detroit,257.38,264.36,6.98,2.7%,27,
1379,Los Angeles,Houston George Bush,184.35,191.14,6.79,3.7%,69,
236,Los Angeles,Las Vegas,56.77,63.06,6.29,11.1%,398,
2342,Los Angeles,Miami,274.65,281.80,7.15,2.6%,50,
1536,Los Angeles,Minneapolis-St. Paul,207.45,213.54,6.09,2.9%,41,
2475,Los Angeles,New York JFK,306.34,310.83,4.49,1.5%,135,
2454,Los Angeles,Newark,306.35,308.85,2.50,0.8%,73,
2217,Los Angeles,Orlando,265.25,271.75,6.50,2.4%,28,
2401,Los Angeles,Philadelphia,288.70,295.75,7.05,2.4%,39,
370,Los Angeles,Phoenix,68.66,80.33,11.67,17.0%,310,
2136,Los Angeles,Pittsburgh,265.37,263.01,-2.36,-0.9%,21,
834,Los Angeles,Portland,138.20,141.64,3.44,2.5%,86,
590,Los Angeles,Salt Lake City,104.93,103.82,-1.11,-1.1%,98,
109,Los Angeles,San Diego,45.74,55.80,10.06,22.0%,139,
337,Los Angeles,San Francisco,78.57,77.82,-0.75,-1.0%,327,
954,Los Angeles,Seattle,155.80,159.38,3.58,2.3%,143,
1593,Los Angeles,St. Louis,206.51,206.46,-0.05,0.0%,44,
2158,Los Angeles,Tampa,260.00,259.50,-0.50,-0.2%,7,
2288,Los Angeles,Washington Dulles,278.81,280.05,1.24,0.4%,55,
906,Minneapolis-St. Paul,Atlanta,144.69,149.27,4.58,3.2%,56,
936,Minneapolis-St. Paul,Baltimore-Washington,139.25,141.62,2.37,1.7%,14,
1124,Minneapolis-St. Paul,Boston,161.00,165.76,4.76,3.0%,33,
930,Minneapolis-St. Paul,Charlotte,139.60,142.97,3.37,2.4%,20,
349,Minneapolis-St. Paul,Chicago Midway,82.37,86.50,4.13,5.0%,61,
334,Minneapolis-St. Paul,Chicago O'Hare,75.21,78.98,3.77,5.0%,260,
596,Minneapolis-St. Paul,Cincinnati,101.01,110.05,9.04,9.0%,42,
852,Minneapolis-St. Paul,Dallas-Ft. Worth,151.24,154.40,3.16,2.1%,85,
693,Minneapolis-St. Paul,Denver,121.99,123.53,1.54,1.3%,92,
528,Minneapolis-St. Paul,Detroit,99.16,106.22,7.06,7.1%,90,
1034,Minneapolis-St. Paul,Houston George Bush,169.65,177.51,7.86,4.6%,20,
1300,Minneapolis-St. Paul,Las Vegas,199.00,205.57,6.57,3.3%,35,
1536,Minneapolis-St. Paul,Los Angeles,232.56,238.49,5.93,2.5%,34,
1501,Minneapolis-St. Paul,Miami,212.55,213.61,1.06,0.5%,22,
1020,Minneapolis-St. Paul,New York LaGuardia,150.61,159.50,8.89,5.9%,39,
1008,Minneapolis-St. Paul,Newark,150.77,160.84,10.07,6.7%,57,
1310,Minneapolis-St. Paul,Orlando,187.75,186.83,-0.92,-0.5%,28,
980,Minneapolis-St. Paul,Philadelphia,145.28,150.07,4.79,3.3%,32,
1276,Minneapolis-St. Paul,Phoenix,196.42,205.49,9.07,4.6%,67,
726,Minneapolis-St. Paul,Pittsburgh,114.27,116.22,1.95,1.7%,38,
1426,Minneapolis-St. Paul,Portland,219.00,220.07,1.07,0.5%,21,
991,Minneapolis-St. Paul,Salt Lake City,163.50,167.17,3.67,2.2%,55,
1532,Minneapolis-St. Paul,San Diego,233.00,231.71,-1.29,-0.6%,20,
1589,Minneapolis-St. Paul,San Francisco,243.85,251.54,7.69,3.2%,35,
1399,Minneapolis-St. Paul,Seattle,215.40,221.24,5.84,2.7%,34,
449,Minneapolis-St. Paul,St. Louis,91.70,97.60,5.90,6.4%,103,
1307,Minneapolis-St. Paul,Tampa,186.33,186.13,-0.21,-0.1%,21,
908,Minneapolis-St. Paul,Washington Dulles,136.00,140.54,4.54,3.3%,14,
931,Minneapolis-St. Paul,Washington National,134.46,137.81,3.35,2.5%,45,
761,New York LaGuardia,Atlanta,150.00,153.10,3.10,2.1%,91,
185,New York LaGuardia,Boston,60.59,70.53,9.94,16.4%,228,
543,New York LaGuardia,Charlotte,116.66,116.15,-0.51,-0.4%,65,
733,New York LaGuardia,Chicago O'Hare,146.29,148.72,2.43,1.7%,213,
585,New York LaGuardia,Cincinnati,124.75,131.25,6.50,5.2%,27,
1389,New York LaGuardia,Dallas-Ft. Worth,238.60,240.14,1.54,0.6%,103,
1631,New York LaGuardia,Denver,261.08,252.82,-8.26,-3.2%,46,
501,New York LaGuardia,Detroit,118.75,119.42,0.67,0.6%,53,
1416,New York LaGuardia,Houston George Bush,240.53,230.48,-10.05,-4.2%,46,
1097,New York LaGuardia,Miami,181.36,191.44,10.08,5.6%,83,
1020,New York LaGuardia,Minneapolis-St. Paul,180.88,185.70,4.82,2.7%,46,
950,New York LaGuardia,Orlando,163.83,168.48,4.65,2.8%,61,
96,New York LaGuardia,Philadelphia,58.00,69.30,11.30,19.5%,7,
335,New York LaGuardia,Pittsburgh,89.14,91.12,1.98,2.2%,63,
1011,New York LaGuardia,St. Louis,168.81,177.20,8.39,5.0%,48,
1124,New York LaGuardia,Tampa,178.57,180.50,1.93,1.1%,33,
214,New York LaGuardia,Washington National,66.62,74.54,7.92,11.9%,215,
745,Newark,Atlanta,148,144.24,-4.14,0.9%,150,
200,Newark,Boston,71,68.53,-2.72,9.7%,167,
528,Newark,Charlotte,112,118.96,7.32,3.9%,63,
719,Newark,Chicago O'Hare,147,149.09,1.80,2.4%,171,
569,Newark,Cincinnati,119,127.95,8.62,3.1%,20,
1372,Newark,Dallas-Ft. Worth,235,238.79,3.60,0.0%,72,
1617,Newark,Denver,263,259.49,-3.58,-0.3%,58,
487,Newark,Detroit,119,117.63,-0.95,1.8%,26,
1400,Newark,Houston George Bush,238,232.67,-5.56,-1.1%,66,
2227,Newark,Las Vegas,346,331.79,-13.71,-2.3%,14,
2454,Newark,Los Angeles,362,364.48,2.50,2.0%,73,
1086,Newark,Miami,184,180.73,-2.83,0.7%,69,
1008,Newark,Minneapolis-St. Paul,188,183.81,-3.76,0.8%,51,
938,Newark,Orlando,169,167.22,-2.00,0.3%,80,
2133,Newark,Phoenix,326,337.08,10.65,4.0%,31,
319,Newark,Pittsburgh,88,97.38,9.79,4.0%,88,
2425,Newark,San Diego,373,357.23,-15.77,-1.6%,7,
2565,Newark,San Francisco,380,376.88,-2.92,1.1%,54,
2401,Newark,Seattle,353,359.94,6.94,4.1%,7,
872,Newark,St. Louis,170,173.35,3.78,-0.3%,49,
998,Newark,Tampa,181,173.13,-7.54,-0.5%,50,
199,Newark,Washington National,73,67.43,-5.50,-1.7%,99,
526,Pittsburgh,Atlanta,102.28,107.72,5.44,5.3%,80,
210,Pittsburgh,Baltimore-Washington,57.83,61.99,4.16,7.2%,41,
496,Pittsburgh,Boston,92.39,96.03,3.64,3.9%,48,
366,Pittsburgh,Charlotte,80.45,83.56,3.11,3.9%,65,
412,Pittsburgh,Chicago O'Hare,94.26,99.35,5.09,5.4%,92,
256,Pittsburgh,Cincinnati,65.56,79.84,14.28,21.8%,45,
1068,Pittsburgh,Dallas-Ft. Worth,195.71,191.68,-4.03,-2.1%,48,
1302,Pittsburgh,Denver,213.50,207.69,-5.81,-2.7%,21,
201,Pittsburgh,Detroit,61.35,70.20,8.85,14.4%,81,
1117,Pittsburgh,Houston George Bush,193.70,196.16,2.46,1.3%,37,
1910,Pittsburgh,Las Vegas,285.25,293.00,7.75,2.7%,14,
2136,Pittsburgh,Los Angeles,319.60,318.69,-0.91,-0.3%,35,
1013,Pittsburgh,Miami,167.35,157.82,-9.53,-5.7%,22,
726,Pittsburgh,Minneapolis-St. Paul,134.30,140.48,6.18,4.6%,39,
335,Pittsburgh,New York LaGuardia,73.70,84.14,10.44,14.2%,59,
319,Pittsburgh,Newark,77.72,89.31,11.59,14.9%,91,
834,Pittsburgh,Orlando,133.50,135.67,2.17,1.6%,43,
267,Pittsburgh,Philadelphia,62.85,73.74,10.89,17.3%,64,
1813,Pittsburgh,Phoenix,275.63,280.65,5.02,1.8%,28,
2106,Pittsburgh,San Diego,315.50,313.02,-2.48,-0.8%,21,
2253,Pittsburgh,San Francisco,332.17,330.71,-1.46,-0.4%,21,
2125,Pittsburgh,Seattle,319.67,313.33,-6.34,-2.0%,21,
553,Pittsburgh,St. Louis,112.24,114.39,2.15,1.9%,60,
873,Pittsburgh,Tampa,141.70,141.22,-0.48,-0.3%,35,
183,Pittsburgh,Washington Dulles,52.36,66.66,14.30,27.3%,26,
205,Pittsburgh,Washington National,55.59,58.92,3.33,6.0%,45,
2139,San Francisco,Atlanta,261.92,265.84,3.92,1.5%,42,
2457,San Francisco,Baltimore-Washington,309.08,294.00,-15.08,-4.9%,6,
2704,San Francisco,Boston,331.11,325.58,-5.53,-1.7%,32,
2296,San Francisco,Charlotte,280.12,279.95,-0.17,-0.1%,21,
1846,San Francisco,Chicago O'Hare,239.70,239.52,-0.18,-0.1%,119,
2036,San Francisco,Cincinnati,247.67,252.00,4.33,1.7%,21,
1464,San Francisco,Dallas-Ft. Worth,197.67,202.11,4.44,2.2%,97,
956,San Francisco,Denver,143.79,143.63,-0.16,-0.1%,110,
2079,San Francisco,Detroit,268.00,269.76,1.76,0.7%,21,
1635,San Francisco,Houston George Bush,209.30,221.28,11.98,5.7%,61,
414,San Francisco,Las Vegas,80.80,83.76,2.96,3.7%,101,
337,San Francisco,Los Angeles,79.07,79.86,0.79,1.0%,321,
2585,San Francisco,Miami,304.21,307.67,3.46,1.1%,28,
1589,San Francisco,Minneapolis-St. Paul,210.54,214.15,3.61,1.7%,41,
2586,San Francisco,New York JFK,315.32,317.35,2.03,0.6%,87,
2565,San Francisco,Newark,316.28,315.01,-1.27,-0.4%,54,
2445,San Francisco,Orlando,297.75,294.79,-2.96,-1.0%,7,
2521,San Francisco,Philadelphia,306.25,315.10,8.85,2.9%,20,
651,San Francisco,Phoenix,108.00,111.63,3.63,3.4%,102,
2253,San Francisco,Pittsburgh,272.50,276.33,3.83,1.4%,22,
550,San Francisco,Portland,98.05,98.33,0.28,0.3%,89,
599,San Francisco,Salt Lake City,99.81,99.50,-0.31,-0.3%,55,
447,San Francisco,San Diego,83.52,80.28,-3.24,-3.9%,156,
678,San Francisco,Seattle,118.47,120.41,1.94,1.6%,182,
1736,San Francisco,St. Louis,225.40,227.60,2.20,1.0%,35,
2419,San Francisco,Washington Dulles,290.85,289.93,-0.92,-0.3%,34,
,Total,,"45,015.06","45,698.11",683.05,1.52%,"19,572",
,,,,,,,,
,,Frequency Weighted Percentage Change,,,,Change (%),,
,,Direct Service,,,,3.22%,,
,,Connecting Service,,,,N/A,,
,,Overall,,,,3.22%,,
,,Overall w/o Northeast Corridor,,,,N/A,,
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NOTE: 
Weekly frequencies based on February 2002.
Air Service weekly frequencies are calculated from February 2002 total OAG frequencies divided by four.",,,,,,,,
"
SOURCES: Amtrak, National, Northeast and Schedule Change Timetables, various issues, (Washington, DC);Russell’s Guides, Official National Motor Coach Guide,  January 1995 and January 2002 (Cedar Rapids, Iowa); Greyhound Lines, System Timetable, January 1995 (Dallas, Texas); Official Airline Guide, February 1995 and 2002.      

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