FAQ

https://www.koreanair.com/global/en/2020_02_TSA_detail.html?fbclid=IwAR0JnLH-Ldp2UOzSLXX0cq65rtfLnVPYeRdpPXWMNhtpouIJiD7V5olpBK8

https://kr.usembassy.gov/022420-covid-19-information/

http://overseas.mofa.go.kr/us-en/brd/m_4500/list.do

http://www.arirang.com/index.asp

http://immigration.go.kr/immigration_eng/index.do

https://gogohanguk.com/en/blog/korea-entry-procedures/

http://ncov.mohw.go.kr/en/

It is about $50.

It can take at least a month.

No. You will need a teaching contract.

Checklist
 

1. Photocopy of the information page of your passport
2. Apostille-approved copy of your Bachelor's Degree
3. Criminal record check apostille-approved
4. 6 official passport photos (3.5cm wide by 4.5cm tall)
5. Updated Resume
6. Signed copy of the contract
7. Visa Issuance Application
8. Health Statement Form
9. Photocopies of everything listed above