SFO delays and cancellations hit 214 flights at San Francisco International Airport

Disruption overview

San Francisco International Airport (SFO) saw 214 flights disrupted on 16 June 2026 after changing Bay Area weather and restrictions on arriving traffic slowed operations across the airport. Around 210 flights were delayed and at least 4 were canceled, with knock-on effects for SkyWest Airlines, United Airlines, Air India, and services to Washington, Denver, Seoul, Paris, and Rome. Some travelers also faced missed onward connections and possible overnight stays. Because the main cause appears to be weather-related congestion, compensation under EC 261 is unlikely where those rules apply, but passengers may still have options for rebooking, refunds, and care during long waits.

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Disruption details

San Francisco International Airport (SFO) saw 214 flights disrupted on Tuesday, 16 June 2026, as weather-related congestion and traffic limits on arriving aircraft slowed operations across the airport. For passengers, that meant missed connections, long waits in the terminal, and in some cases unexpected overnight stays.

Around 210 arrivals and departures ran late, and at least 4 flights were canceled during the same operating window. Many of the delays stretched beyond an hour, leaving hundreds of travelers stuck at the airport and forcing last-minute changes to their plans.

Much of the pressure fell on SkyWest Airlines, which operates many United Express feeder services. Late inbound aircraft and crew repositioning problems then spilled into the wider United Airlines schedule, especially on flights linking San Francisco with Washington Dulles International Airport and Denver International Airport.

Other services hit by the disruption included:

• Air India's flight to Delhi and Seoul-bound departures to Incheon International Airport saw extended ground holds.

• Evening flights to Paris Charles de Gaulle Airport and Rome Fiumicino Airport slipped by several hours.

• Domestic services between San Francisco and Washington Dulles International Airport or Denver International Airport faced sustained delays that reduced spare capacity across United's network.

SFO didn't close outright, but the mix of changing coastal weather around the Bay Area, restrictions on arriving traffic, and the knock-on effect of late aircraft and crews was enough to slow the whole operation. Once flights start landing late, departures often follow, because gates stay occupied longer and aircraft and crews fall out of position.

That's why disruption on this scale can be hard to unwind quickly. Once an airport moves beyond roughly 200 late flights, recovery can spill well into the next operating day, and that's a real concern during the busy summer travel period.

By Tuesday night, there was still no firm timeline for a full recovery. Rebooking channels filled quickly as stranded travelers looked for alternative routes through other hubs, and the risk of knock-on disruption into 17 June remained high.

If your flight was canceled or changed significantly and you no longer wanted to travel, you may have the option of a refund instead of rebooking. And if you stayed on your booking but were left waiting for hours, your airline should still help with essentials like food, drinks, and hotel accommodation if an overnight delay leaves you stranded.

Because the main trigger appears to have been weather-related congestion, compensation under EC 261 is unlikely where those rules apply. But that doesn't mean you're without support. If your trip involved an EU carrier or a route covered by EC 261 and you want a clearer picture of what applies to your booking, you can use AirHelp's free flight checker to review your options in just 2 minutes.

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