Gogo's ground-to-air transmitters typically mandate evaluating service while jetting around the country above 10, 000 feet.

ENGADGET: Visualized: JetBlue and ViaSat test Fly-Fi in-flight WiFi... from the ground

While Mr. Kelly said the races wouldn't be canceled, he said "we are certainly evaluating, or re-evaluating them, in light of the event that took place" in Boston.

WSJ: Mayor Sets Precautions Following Boston Marathon Explosions