Over 1,537 flights in the U.S. experienced delays and 61 cancelled due to widespread travel disruptions. The Nor'easter weather conditions caused additional cancellations on October 21. Ground delays piled up at East Coast airports, prompting airlines to issue waivers for Friday operations. Passengers faced significant disruptions as airlines worked to restore services. Carriers reported that the Nor'easter had a substantial impact on flight schedules. Travelers were advised to check their flight statuses before heading to the airport. The delays were expected to continue into the weekend, causing further annoyance for those with travel plans. Airlines are working to minimize the impact of the weather conditions on their operations. Travelers are encouraged to monitor their flight statuses as the situation develops. The delays highlight the difficulties faced by airlines during severe weather events. Passengers are advised to allow extra time for their journeys due to the delays. Airlines are working to resume normal operations as quickly as possible. The delays have caused significant annoyance for those with travel plans. Passengers are encouraged to check their flight statuses as the situation continues to evolve. The disruptions are expected to persist into the weekend, causing further annoyance for those with travel plans.