Ontario International Airport (ONT) Airport Statistics

280,532 passengers flew in or out of Ontario International Airport in June 2023 representing an increase of 8.58% when compared to June 2022 (258,368).

2,834,891 passengers flew in or out of Ontario International Airport in 2022 representing an increase of 27.36% when compared to 2021 (2,225,863).

280,532 passengers flew in to or out of Ontario International Airport in June 2023

276,386 passengers flew in to or out of Ontario International Airport in May 2023

261,976 passengers flew in to or out of Ontario International Airport in April 2023

250,909 passengers flew in to or out of Ontario International Airport in March 2023

202,556 passengers flew in to or out of Ontario International Airport in February 2023

209,604 passengers flew in to or out of Ontario International Airport in January 2023

234,492 passengers flew in to or out of Ontario International Airport in December 2022

253,768 passengers flew in to or out of Ontario International Airport in November 2022

265,973 passengers flew in to or out of Ontario International Airport in October 2022

255,113 passengers flew in to or out of Ontario International Airport in September 2022

253,599 passengers flew in to or out of Ontario International Airport in August 2022

257,147 passengers flew in to or out of Ontario International Airport in July 2022

A total of 5,544 flights took off or landed Ontario International Airport in March 2026

The following countries have flights to or from Ontario International Airport: United States, Mexico, Taiwan, El Salvador, Brazil, Canada

The following airlines operate flights to or from Ontario International Airport: NetJets, Southwest Airlines, Alaska Airlines, Air Transport International, Flexjet, West Air, West Coast Charters, United Airlines, Frontier, Aerolink Uganda, American Airlines, Delta Air Lines, Volaris, Solairus Aviation, STAjets, Delta Connection, Dreamline Aviation, Aero, Alaska Horizon, Alaska SkyWest, Alpine Air Express, Advanced Air, FedEx Feeder, avianca, avianca El Salvador, China Airlines, STARLUX, Summit Aviation, Sun Country Airlines, Midwest Aviation, SkyWest Airlines, United Express, Virgin Australia

The following destinations have flight connections with Ontario International Airport: Phoenix, Los Angeles, Las Vegas, San Francisco, Salt Lake City, Santa Rosa, Seattle, Dallas, Denver, Houston, Boise, Sacramento, San Jose, Lancaster, Palm Springs, Oklahoma City, Mountain View, San Luis Obispo, Santa Ana, Santa Barbara, San Diego, Portland, Burbank, Austin, Bakersfield, San Salvador, Taipei, Chicago, Honolulu, Kentucky, Kona, Lincoln, Maui, Imperial, Inyokern, Kalispell, Fort Worth, Hawthorne, Atlanta, Colorado do Oeste, Richmond, Guadalajara, León, Morelia, San Jose Del Cabo, Baltimore, Bishop, Blythe, Charlotte, Bullhead City, Santa Maria, Napa, Nashville, Oakland, Orlando, Sun Valley, Teterboro, Thermal, Tucson, Ventura, Visalia, Wichita, Wilmington

167 flights (93.82%) flights arrived on time to Ontario International Airport. (March 2026)

0 flights (March 2026)

11 flights (6.18%) flights to Ontario International Airport were cancelled. (March 2026)

The arrival status of flights to Ontario International Airport segmented by Airline are listed here...Southwest Airlines: On Time 35.96%, American Airlines: On Time 11.24%, Delta Connection: On Time 10.11%, Volaris: On Time 9.55%, Frontier: On Time 7.30%, Alaska Horizon: On Time 7.30%, Alaska Airlines: On Time 6.18%, Delta Air Lines: On Time 3.37%, Delta Air Lines: Cancelled 2.81%, United Airlines: Cancelled 1.12%, United Aviate Academy: On Time 0.56%, STARLUX: On Time 0.56%, Midwest Aviation: On Time 0.56%, NetJets: On Time 0.56%, Southwest Airlines: Cancelled 0.56%, Delta Connection: Cancelled 0.56%, Alaska Airlines: Cancelled 0.56%, American Airlines: Cancelled 0.56%, West Coast Charters: On Time 0.56%