Jet Blue: Travelers who purchased flights before April 25 for travel to Cancun, Mexico through May 15 can postpone or rebook to an alternative destination without change fees. Changes for new flights can be made through May 20 and before the originally scheduled departure for pre-booked flights.
United: Travelers can make one change to their plans without change fees within 21 days of their affected travel dates. All rescheduled travel may be subject to high fares.
US Airways: Travelers can move their travel dates within 14 days through May 15 and have change fees waived. Travelers can change their destination within 14 days from the original trip with no change fee but with a possible difference in fare that they will be responsible for. Or travelers can do a one-time change free and push their trip as far as they want for an extra cost.
Expedia: Will waive all Expedia-imposed change and cancel fees for customers traveling to Mexico from April 27 through to May 6. A page on their Web site directs users to specific airlines' Web sites for additional information.
Travelocity: All change fees are waved through May 6 and a spokesperson for the company said that they will be following the lead of major airlines. Should customers want to rebook vacations, Travelocity agents will call the hotel and airline on their behalf.
Orbitz: In addition to reaching out to customers who had booked vacations to Mexico to inform them of their change in policy, Orbitz is waiving all change and cancellation fees but will also act in accordance to major hotels and airlines.