大连交通运输十分发达，是东北水陆交通的枢纽，拥有多条国内客运航空线及国际不定期旅游航线。
Transportation is very convenient in Dalian. It is a water, land and sea transportation hub, with several domestic airline routes and unfixed international tourism routes.
目前不定期票在国外航空市场已经大量实施，并且国内也有一家航空公司在一些航线上开始运作不定期票。
Aperiodic ticket is widely sold in oversea aviation market. In civil some one airline is also operating it on a few of flight courses.
目前不定期票在国外航空市场已经大量实施，并且国内也有一家航空公司在一些航线上开始运作不定期票。
Aperiodic ticket is widely sold in oversea aviation market. In civil some one airline is also operating it on a few of flight courses.
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