Update 4/6/2020: CAAT Extends Bans On All Arriving International Commercial Aircraft Until April 18, 2020:
The Civil Aviation Authority of Thailand (CAAT) has extended its prohibition on all international commercial passenger flights until 11:59 p.m. on April 18, 2020.
Still permitted are state or military aircraft, aircraft requesting emergency landing/technical landing, humanitarian aid/medical/relief flights, aircraft allowed to make repatriation flights, and cargo aircraft. Passengers on aircraft which had departed the origin airports before the notification was issued will be subject to a 14-day quarantine upon arrival. U.S. citizens traveling should check directly with their airlines regarding their scheduled departure as your flight may or may not be affected by the temporary ban.