It's COVID testing time at Incheon International Airport, west of Seoul, South Korea. Arrivals from China must now submit to a PCR test. Kim Jae-Hwan/SOPA Images/Sipa USA hide caption
airports
A crowded security checkpoint at Denver International Airport on Nov. 22, days before Thanksgiving. Scott Olson/Getty Images hide caption
Passengers at O'Hare International Airport, in Chicago, wait in line to be screened at a Transportation Security Administration checkpoint in 2016. Scott Olson/Getty Images hide caption
Travelers wait in long lines outside the terminal building to check in and board flights at Amsterdam's Schiphol Airport, Netherlands, Tuesday, June 21, 2022. Peter Dejong/AP hide caption
Planes that remain subject to flight restrictions around 5G cellphone towers are disproportionately smaller jets flown by regional airlines. J. Scott Applewhite/AP hide caption
Berlin's Tegel Airport opened in 1948 and is closing Sunday as a new international hub opens after a series of delays. Although COVID-19 has hampered travel, Germans are flocking to Tegel to relive memories. Bildagentur-online/Universal Images Group via Getty Images hide caption
'An Era Is Coming To An End': Travelers Bid Fond Farewell To Berlin's Tegel Airport
The Tampa International Airport has started coronavirus testing for passengers with a boarding pass or proof of a reservation for a flight in the near future. Danny Valentine/Hillsborough County Aviation Authority hide caption
Itching To Travel? Preflight Coronavirus Tests Are Getting Passengers In The Air
Air passengers wearing practically full-body coveralls at the Netaji Subhas Chandra Bose International Airport in India. Dibyangshu Sarkar/AFP via Getty Images hide caption
Arriving travelers walk by a COVID-19 travel advisory sign in the baggage claim area at New York City's LaGuardia Airport. New York state is requiring travelers from states on its quarantine list to show proof that they've completed a form with their contact information. Kathy Willens/AP hide caption
Passengers are tested for COVID-19 at Beirut International Airport on July 1. Anwar Amro/AFP via Getty Images hide caption
A Delta Air Lines jet taxis past Southwest Airlines jets to be parked with a growing number of jets at Southern California Logistics Airport on Tuesday in Victorville, Calif. Airlines around the world are scrambling to find places to park planes. David McNew/Getty Images hide caption
Humans — workers and flight crews as well as passengers — can be exposed to any number of pathogens at airports. EVA Air employees are seen wearing face masks at the Los Angeles airport in February amid the coronavirus outbreak. U.S. officials advise masks are not the best way to mitigate one's risk of contracting the virus. Daniel Slim/AFP via Getty Images hide caption
Pro-democracy protesters occupy the departure hall of the Hong Kong International Airport, which was closed on Monday. Anthony Kwan/Getty Images hide caption
Viruses thrive in the security lines at airports, according to several studies. Chip Somodevilla/Getty Images hide caption
Where Are The Most Viruses In An Airport? Hint: It's Probably Not The Toilet
Passengers wait after the lights went out at Hartfield-Jackson Atlanta International Airport on Sunday. Many travelers were stuck in grounded planes for hours. Branden Camp/AP hide caption
Dillon Smith gets popcorn for customers in the concession stand at the TK/Starlite Drive-In Theater in Nebraska. Scott Olson/Getty Images hide caption
Chris Tuan tested conductive concrete on a 150-foot bridge near Lincoln, Neb., where he says it successfully de-iced the surface. University of Nebraska-Lincoln University Communications hide caption
A passenger jet takes off from Reagan National Airport in Washington, D.C., last year. J. David Ake/AP hide caption
People crowd Fort Lauderdale-Hollywood International Airport as evacuation is underway on Thursday. Michele Eve Sandberg/AFP/Getty Images hide caption
With A Hurricane Approaching Florida, Airline Algorithms Show No Sympathy
Planes are parked at George Bush Intercontinental Airport in Houston on Tuesday. The airport, which had been closed since Hurricane Harvey made landfall, opened with limited service on Wednesday. David J. Phillip/AP hide caption
The U.S. announced Wednesday that it had lifted the laptop ban that originally affected nine airlines, including Qatar Airways. Don Emmert/AFP/Getty Images hide caption
Charles Camiel looks into the camera for a facial recognition test before boarding his JetBlue flight to Aruba at Logan International Airport in Boston. Robin Lubbock/WBUR hide caption
Facial Recognition May Boost Airport Security But Raises Privacy Worries
Passengers at Chicago's O'Hare International Airport wait in line for security screening in May 2016. A study released Monday found that U.S. airline quality is higher than ever, but air travelers may disagree. Scott Olson/Getty Images hide caption
Travelers go through the TSA PreCheck security point at Miami International Airport on June 2. The number of TSA PreCheck applicants has more than doubled owing to record security wait times. Joe Raedle/Getty Images hide caption