I knew that there is experts here so i came with my txid so could someone tell me how much time it should exactly take

https://blockchain.info/tx/a99d448425d194376a94b9e4815460702bd917eddc09eab8a9b17762b148af16

it been 18hours and no confirmation yet

Thanks in advance!

"i also tried viabtc" but it keeps saying "Submissions are beyond limit, try again later"