Video of the Kentucky doctor being physically removed from the April 9 flight quickly went viral.
Dao's attorney said that the amount remains confidential as one of the provisions of the settlement.
He also praised United CEO Oscar Munoz.
"Mr. Munoz said he was going to do the right thing, and he has. In addition, United has taken full responsibility for what happened on Flight 3411, without attempting to blame others, including the City of Chicago. For this acceptance of corporate accountability, United is to be applauded," said attorney Thomas Demetrio.
RELATED: United Flight 3411: A moment-by-moment timeline
United announced changes to its customer policies Thursday.
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