Source: https://tr.usembassy.gov/covid-19-information-2/
COVID-19 control measures for air, land, and sea travel continue. Passengers arriving in Turkey will be required to complete an information form and will be checked for symptoms. Anyone suspected of having COVID-19 will be transported to a hospital for examination or to a dormitory to self-isolate.
As of March 15, all passengers arriving in Turkey (except the transit passengers) are now required to fill out “Form for Entry to Turkey” at “http://register.health.gov.tr” within the last 72 hours before their flights. Local restrictions may require the use of HES codes to enter state buildings, schools, and public spaces such as malls, restaurants, cafes, libraries, sport centers, wedding halls, barbers, beauty parlors, massage parlors and game halls.
Country-Specific Information: Turkey has confirmed cases of COVID-19 within its borders. On March 1, the Government of Turkey announced a four-tier system on local COVID-19 related restrictions. Provinces are now divided into 4 different risk groups: low (blue), medium (yellow), high (orange), and very high (red) based on infection and vaccination rates.
To view the map, please visit the following page: https://covid19.saglik.gov.tr
Local restrictions may require the use of HES codes to enter state buildings, schools, and public spaces such as malls, restaurants, cafes, libraries, sport centers, wedding halls, barbers, beauty parlors, massage parlors and game halls. Shopping malls, supermarkets, barbers and hairdressers will only be open for service during the hours of 07:00-19:00.
Here is how you can get a HES Code: https://register.health.gov.tr/
Movie theaters, soccer fields, and similar facilities are open for regions in the low and middle category.
COVID-19 Testing:
Are PCR and/or antigen tests available in Turkey? Yes Are test results reliably available within 72 hours? Yes
PCR testing while staying in Turkey for foreigners is limited to those who have symptoms, or those who may have an entry requirement back to their home country. Testing is paid for by the traveler. The government of Turkey has updated their website with the list of facilities in Turkey that perform COVID-19 tests.
PCR testing is available at Istanbul Airport. There is no need for an appointment to visit the airport’s testing center, as it is open 24 hours a day and seven days a week. The testing center is in front of Entrance 14 in Arrivals Hall. The test fee is 250 TL or about $25 for all ages. You must arrive at the airport at least 6 hours prior to your flight with a valid ticket and a valid passport, test results take up to 5 hours.
PCR testing is now available at Ankara Esenboğa Airport. There is no need for an appointment to visit the airport’s testing center, as it is open 24 hours a day and seven days a week. The testing center is located in the International Departures Terminal, past the checkpoint, on the ground floor by the First Aid Office. The test fee is 250 TL or about $25 for all ages. You must arrive at the airport at least 7 hours prior to your flight with a valid ticket and a valid passport, as test results take up to 6 hours.
Passengers in transit, with less than six months validity left on their passports will not be allowed to depart the airport transit areas in order to obtain a COVID test. Passengers who are unable to exit the transit area and require a COVID-19 test can request it at the transit area information desk.