JetBlue Airways Corporation JBLU posted an impressive rise in air traffic for May. Traffic measured in revenue passenger miles (RPMs), increased 8.9% year over year to 4.34 billion. Consolidated capacity (or available seat miles/ASMs) also expanded 7.6% to 5.06 billion on a year-over-year basis.Load factor or percentage of seats filled by passengers improved 110 basis points (bps) to 85.8% in the month as traffic growth outpaced capacity expansion.The Long Island City, NY-based low-cost carrier registered a completion factor (system wide) of 98.8% in the month with 71% flights on schedule.JetBlue Airways Corporation Price JetBlue Airways Corporation Price | JetBlue Airways Corporation QuoteIn the first five months of 2018, the carrier posted a 5.4% rise in RPMs while ASMs grew 4.6%, both on a year-over-year basis. Also, load factor inched up 70 bps to 85.1%.The company has revised its guidance for unit revenues in the second quarter of 2018. It now anticipates revenue per available seat mile (RASM) to decrease 2.5-0.5% year over year compared with the previous outlook of a decline of 3% to flat. This view includes a 2.5 point adversity from holiday placement and 1.25 point negativity from completion factor and co-brand incentive payments.Zacks Rank & Key PicksJetBlue holds a Zacks Rank #5 (Strong Sell).Some better-ranked stocks in the broader Transportation sector are GATX Corporation GATX, SkyWest, Inc. SKYW and Expeditors International of Washington, Inc. EXPD. While GATX and SkyWest carry a Zacks Rank #2 (Buy), Expeditors sports a Zacks Rank #1 (Strong Buy). You can see the complete list of today’s Zacks #1 Rank stocks here.Shares of GATX, SkyWest and Expeditors have rallied more than 17%, 6% and 20%, respectively, in the past six months.The Hottest Tech Mega-Trend of AllLast year, it generated $8 billion in global revenues. By 2020, it's predicted to blast through the roof to $47 billion. Famed investor Mark Cuban says it will produce "the world's first trillionaires," but that should still leave plenty of money for regular investors who make the right trades early.See Zacks' 3 Best Stocks to Play This Trend >>Want the latest recommendations from Zacks Investment Research? Today, you can download 7 Best Stocks for the Next 30 Days. Click to get this free report JetBlue Airways Corporation (JBLU): Free Stock Analysis Report SkyWest, Inc. (SKYW): Free Stock Analysis Report GATX Corporation (GATX): Free Stock Analysis Report Expeditors International of Washington, Inc. (EXPD): Free Stock Analysis Report To read this article on Zacks.com click here. Zacks Investment Research