Delta Airlines has published the following:
U.S. Department of Homeland Security Additional Screening Measures
Effective July 19, the U.S. Department of Homeland Security will require additional screening measures for customers flying on international flights bound for the U.S. These screening measures pertain to any departure point where a passport is required to reenter the U.S. Customers flying to the U.S. from an international airport are encouraged to arrive to the airport at least three (3) hours prior to departure to allow time to clear security.
Advice to Customers Flying on International Flights Inbound to the U.S.
- Customers should follow Delta’s current guidance and plan to arrive at their international departure airport at least three hours prior to the departure time of their flight
- Customers are encouraged to proceed promptly to their departure gate where additional screening may occur to avoid delay or missed flight
- Customers can expect to see expanded uses of canine screening at international airports and deployment of advanced technology screening