Southwest CEO Bob Jordan said the airline is open airport lounges and higher-end service like Europe flights and more premium classes to woo travelers.
Airlines diverted flights in the Middle East on Monday after Iran's armed forces said the country launched a missile strike on a U.S. military base in Qatar.
JetBlue Airways CEO Joanna Geraghty told staff that the carrier is implementing a host of new cost cuts as softer-than-expected travel demand is making break-even operating margins this year unlikely.
The trade event is a big draw for the industry every year, as Boeing, Airbus and other aerospace giants host parties, sign deals and show off new aircraft.