Analysis: Jazz's capacity increased in May as the Canadian regional carrier deployed its newest CRJ 200s on additional routes. The 12 percent growth in capacity reverses a month-over-month slump that the carrier has recorded since last September. Capacity is expected to pick up again in June as the carrier begins flying the first two CRJ 705s that have been delivered from its order for 15 75-seat RJs. In July, Air Canada will begin transferring CRJ 200s and some routes to Jazz.

Analysis:Midwest's unit revenue for the second quarter is running ahead of Raymond James analyst James Parker's estimate for the quarter. Parker still expects Midwest to post a loss for the quarter due to high fuel prices; however, he now believes the loss may not be as great as 65 cents per share due to slightly better revenues.

Analysis: SkyWest recorded its largest monthly capacity growth in 2005 in May's month-over-month traffic reports. In May, SkyWest added three new CRJ 700s to its United Express fleet and it withdrew two Embraer 120s from its Continental Connection fleet. SkyWest's contract with Continental expires in July.

Analysis: While US Airways Express continues to post triple-digit growth in traffic, the pace continues to slow. The 103 percent traffic growth in the May month-over-month traffic report is the slowest growth since January. The average trip length also continues to edge up as US Airways Express continues to fly longer flights.