KAA warns passengers of flight delays ahead of Nairobi Marathon

The Kenya Airports Authority (KAA) has issued a travel advisory alerting passengers to potential delays and disruptions as key roads leading to Jomo Kenyatta International Airport (JKIA) and Wilson Airport are scheduled to be closed due to the Nairobi City Marathon.
According to a notice released on Saturday, July 5, 2025, road closures will begin from 10:00 PM Saturday until mid-afternoon on Sunday, July 6, to facilitate the marathon. Major roads affected include the Nairobi Expressway, Waiyaki Way, Mombasa Road, Uhuru Highway, and Kenyatta Avenue.

“Kenya Airports Authority (KAA) wishes to inform all passengers and airport users that due to the Nairobi City Marathon scheduled for Sunday, July 6, 2025, several key roads leading to JKIA and Wilson Airport will be closed,” the Authority said in the statement.
KAA strongly urged passengers to make early travel arrangements, noting: “We advise passengers to allow extra travel time and use alternative routes to avoid missing their flights.”
Passengers heading to JKIA have been advised to use Outer Ring Road via Ruai or Thika Road, depending on their direction of approach.
Those traveling to Wilson Airport should use Lang’ata Road or Mombasa Road through feeder roads.
“There will be heavy traffic and diversions along the closed routes,” KAA warned. “Please plan ahead and cooperate with traffic police and marathon officials.”
The Expressway, from James Gichuru to JKIA, will be closed in both directions from Saturday night to Sunday at 3:00 PM. Inner lanes of Waiyaki Way between Musa Gitau Road and the Expressway entrance will be closed from midnight to 10:00 AM.

Aerodrome Road in Upper Hill will remain shut until Sunday evening.
Streets in the CBD, such as University Way, Harambee Avenue, and Kenyatta Avenue, will be inaccessible from midnight to 2:00 PM on Sunday.
KAA concluded by reaffirming its commitment to passenger convenience, stating that any updates will be posted through their official digital platforms.