A strong header from Eddie Hernandez put Honduras in entrance in the 66th minute in the World Cup qualifier in San Jose, in a conflict pushed again a day on account of Tropical Storm Nate.
However there was late drama because the hosts levelled in the fifth minute of further time, Kendall Waston rising highest to move in a Bryan Ruiz cross.
With one match remaining in CONCACAF qualifying, the purpose sealed Costa Rica's spot in Russia.
Costa Rica (16 factors) will end second to Mexico (21), with america (12), Panama (10) and Honduras (10) preventing for the ultimate computerized spot and a play-off place towards the winner of Syria and Australia.
It marks the fifth time Costa Rica have certified for the World Cup, having reached the quarter-finals in Brazil in 2014.
They grew to become the 13th group to qualify for the 2018 showpiece, becoming a member of Russia, Brazil, Iran, Japan, Mexico, Belgium, South Korea, Saudi Arabia, Germany, England, Spain and Nigeria.