Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Chiang Mai to Houston as you normally would.
For a flight from Chiang Mai to Houston, you will be flying from Chiang Mai. Chiang Mai (CNX) is just 3.1 km from the centre of the city. Chiang Mai is the only Chiang Mai airport and it handles 0 outbound flights to Houston per day. 0 airlines have flights to Houston from Chiang Mai on a regular basis.
Information is based on travel restrictions from Chiang Mai to Houston
Most visitors from Chiang Mai need to provide a negative COVID-19 test result and/or quarantine to enter Houston.
COVID-19 testing requirements
Visitors from Chiang Mai must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Houston.
Quarantine requirements
Visitors from Chiang Mai are not required to quarantine after entering Houston.
Returning to Chiang Mai from Houston
COVID-19 testing requirements
Visitors from Houston must present a negative RT-PCR (NAAT) test taken 72 hours before departing to Chiang Mai.
Quarantine requirements
Visitors from Houston are not required to quarantine after entering Chiang Mai.