Hawaiian Airlines parent Hawaiian Holdings Inc. posted a 1 percent profit increase during the second quarter of 2017, while revenue increased 13.6 percent to $675.3 million, according to earnings released Tuesday by the Honolulu-based company.

The airline posted net income of $80.4 million, or $1.49 per diluted share, compared to $79.6 million, or $1.48 per diluted share, reported for the second quarter of 2017.

“Our string of outstanding results continued into the second quarter,” Mark Dunkerley,…