Summary Ontario International Airport (ONT) has seen a significant increase in passenger volume this year. Airlines adding seats and rising demand contributed to a 14% increase in passenger count in July. Last month marked the airport experiencing 41 consecutive months of growth.

Ontario International Airport (ONT) has experienced a record-breaking year in passenger volume. The Southern California airport’s passenger count is up by nearly four million so far this year. Last month was significant as the airport handled over 14% more passengers than during the same period in 2023.

Officials cited airlines adding more seats and increasing demand for the spike in numbers. Just shy of the all-time record ONT revealed on Monday that it welcomed a total of 666,322 travelers in July, which was 14.4% more than in July 2023.

It also broke the record for a single month since the airport began running under local ownership in 2016. The performance was just short of its all-time record, which was 693,000 passengers, set in August 2007. Among the more than 666,000 passengers handled last month, 629,000 were domestic travelers, accounting for 16.

7% more than last year. Southwest Airlines had the greatest market share last month, carrying 33.7% of passengers.

Frontier Airlines came in second, handling 17.6% of the airport’s passenger capacity. American Airlines carried 14.

7% of travelers, while Delta Air Lines handled just under 10%. United Airlines rounded out the airport’s top five, .