When visiting Stabroek Market in Georgetown, Demerara-Mahaica, the closest airport is Georgetown, Demerara-Mahaica Airport.
If you are looking to fly to Guyana for less, look to airlines like LIAT, Surinam Airways, and Caribbean Airlines, with prices starting at $134, $201, and $203 respectively.
Guyana has restricted entry to most foreign travelers until at least September 30, except for nationals and residents, and repatriation, medevac, and humanitarian flights. Authorized professional flights and technical stops for refueling may also enter the country. Any individual entering Guyana must receive prior approval by completing a repatriation form and provide a negative COVID-19 PCR test issued within 7 days of the scheduled flight. These two documents must be sent to the Ministry of Foreign Affairs and approval must be granted prior to travel to Guyana. https://www.gcaa-gy.org/. If you are planning to travel to Guyana at this time, it is recommended that you stay up to date on current restrictions and follow proper safety measures while in public.