Ontario International Airport in Ontario, United States has 47 nonstop destinations in the current FlightQ schedule set. This page ranks the farthest routes by airport-to-airport distance and adds airlines, frequency, and estimated flight time.
The longest listed nonstop flight from ONT is to Taipei (TPE), about 6,818 miles with an estimated block time of 14h 39m.
| # | Route | Distance | Est. time | Airlines | Frequency |
|---|---|---|---|---|---|
| 1 | ONT to TPE Taipei, Taiwan | 6,818 mi | 14h 39m | China and Starlux | 1-2/day |
| 2 | ONT to HNL Honolulu, United States | 2,599 mi | 5h 57m | Alaska Airlines, ATI, and Southwest Airlines | 3-4/day |
| 3 | ONT to OGG Kahului, United States | 2,530 mi | 5h 48m | ATI | 1/day |
| 4 | ONT to JFK New York, United States | 2,424 mi | 5h 35m | JetBlue Airways | 1/day |
| 5 | ONT to SAL Santa Clara, El Salvador | 2,285 mi | 5h 18m | Avianca | 3×/wk |
| 6 | ONT to BWI Baltimore, United States | 2,278 mi | 5h 17m | Southwest Airlines | 1/day |
| 7 | ONT to RDU Raleigh, United States | 2,187 mi | 5h 6m | Southwest Airlines | weekly |
| 8 | ONT to CLT Charlotte, United States | 2,073 mi | 4h 52m | American Airlines | 1/day |
| 9 | ONT to ILN Wilmington, United States | 1,897 mi | 4h 30m | ATI | 1/day |
| 10 | ONT to ATL Atlanta, United States | 1,895 mi | 4h 30m | Delta Air Lines | 2-3/day |
| 11 | ONT to CVG Cincinnati, United States | 1,850 mi | 4h 24m | Alaska Airlines | weekly |
| 12 | ONT to BNA Nashville, United States | 1,747 mi | 4h 11m | Southwest Airlines | 1/day |
| 13 | ONT to MDW Chicago, United States | 1,702 mi | 4h 6m | Southwest Airlines | 1/day |
| 14 | ONT to ORD Chicago, United States | 1,696 mi | 4h 5m | United Airlines | 1/day |
| 15 | ONT to MLM Morelia, Mexico | 1,412 mi | 3h 30m | Volaris | 2×/wk |
| 16 | ONT to HOU Houston, United States | 1,342 mi | 3h 21m | Southwest Airlines | 1/day |
| 17 | ONT to BJX Silao, Mexico | 1,335 mi | 3h 20m | Volaris | 2×/wk |
| 18 | ONT to IAH Houston, United States | 1,331 mi | 3h 20m | ATI, United Airlines, and Frontier Airlines | 3-4/day |
| 19 | ONT to GDL Guadalajara, Mexico | 1,279 mi | 3h 13m | Volaris | 2/day |
| 20 | ONT to DAL Dallas, United States | 1,197 mi | 3h 3m | Southwest Airlines | 1-2/day |
| 21 | ONT to AUS Austin, United States | 1,194 mi | 3h 3m | Southwest Airlines | 1-2/day |
| 22 | ONT to DFW Dallas, United States | 1,186 mi | 3h 2m | American Airlines and Frontier Airlines | 7-8/day |
| 23 | ONT to AFW Fort Worth, United States | 1,169 mi | 3h | ATI | 1/day |
| 24 | ONT to SEA Seattle, United States | 957 mi | 2h 34m | Alaska Airlines, Delta Air Lines, and Frontier Airlines | 8-9/day |
| 25 | ONT to PDX Portland, United States | 839 mi | 2h 19m | Alaska Airlines | 3/day |
Distance is great-circle mileage. Estimated time uses a standard block-time model until a route has enough tracked duration data on its route guide.
The longest nonstop route in FlightQ's current ONT schedule set is ONT to TPE, about 6,818 miles with an estimated block time of 14h 39m.
Routes are ranked by great-circle distance between the origin and destination airports. Flight times are estimates unless a route page has tracked duration data.
The list is built from FlightQ's current schedule capture. Airlines change timetables often, so always confirm dates and availability before booking.