It’s not too late to contribute to an IRA for 2018!
You have until your tax return due date (not including extensions) to contribute up to $5,500 to an IRA for 2018 ($6,500 if you were age 50 or older on 12/31/2018).
For most taxpayers, the contribution deadline for 2018 is April 15, 2019; if you live in Maine or Massachusetts, you have until April 17.