![air travel - Denied boarding: Received ETA for Australia and have confirmation email, but it did not show up on their computer when checking in with airline! - Travel Stack Exchange air travel - Denied boarding: Received ETA for Australia and have confirmation email, but it did not show up on their computer when checking in with airline! - Travel Stack Exchange](https://i.stack.imgur.com/b9102.png)
air travel - Denied boarding: Received ETA for Australia and have confirmation email, but it did not show up on their computer when checking in with airline! - Travel Stack Exchange
![Inquiry re ETA visa to Australia without reference number. Is my visa valid? - Travel Stack Exchange Inquiry re ETA visa to Australia without reference number. Is my visa valid? - Travel Stack Exchange](https://i.stack.imgur.com/STV3o.jpg)
Inquiry re ETA visa to Australia without reference number. Is my visa valid? - Travel Stack Exchange
![Apply Australia visa, Australia Visa Application, Documents required for Australia Visa, Australia Visa Apply Australia visa, Australia Visa Application, Documents required for Australia Visa, Australia Visa](https://visacent.com/images/visa-map/australia.png)