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Two US Airports Lost Their Systems Within a Day of Each Other, Here's What Actually Helped Stranded Travelers

A severed cable grounded flights into Philadelphia and Newark, then an IT failure froze check-in at San Diego a day later. Here's what actually got…

By Laxman Rawal · Sep 22, 2026

Two of the busiest travel corridors in the United States lost their computer systems within about a day of each other this week, and neither failure had anything to do with weather. On 21 September a construction crew sliced through a fiber-optic cable…

Travel Himalaya Nepal · News

What actually happened at Philadelphia and San Diego this week

The two outages were unrelated: one was a physical cable cut that silenced an air traffic control facility, the other was a software failure inside an airport's own ticketing network. At Philadelphia, the severed line disabled a facility that helps direct…

Travel Himalaya Nepal · News

Why airport technology keeps failing like this

Both outages trace back to the same underlying weakness: a small number of physical connections and software systems that enormous numbers of flights depend on, with very little built-in redundancy. A single severed cable outside a construction site was…

Travel Himalaya Nepal · News

What actually helps when your airport's system goes down

The travelers who got through fastest at both airports were the ones who already had a boarding pass saved on their phone and their confirmation number memorized, because gate staff were working entirely off paper and memory once the screens went dark. A…

Travel Himalaya Nepal · News

What this means if you're flying to Nepal through one of these hubs

Neither outage touches a Kathmandu-bound itinerary directly, since almost nobody routes through Philadelphia or San Diego on the way to Nepal, but a missed connection out of either one can still cost a travel day if your onward long-haul flight to Doha…

Travel Himalaya Nepal · News