Ontario International Airport
Ontario, United States · ICAO KONT
Ontario (ONT) serves Ontario and is a regional hub. 10 airlines fly nonstop from here to 27 destinations in 3 countries; Southwest Airlines serves the most (12). Most routes go to North America (23) and Mexico & Central America (3).
Network data imported from airport and airline sources:· How we verify
Conditions at Ontario now
Raw METAR
How Ontario runs: delays, holding and taxiing
- Arrivals on time (Touchdown Index)
- 75.9%
- 1,375 flights · 8.1% over an hour late
- Extra time circling or sequencing
- 2.4 min
- average, last 40 nm · 0% of arrivals held
- Taxi-out
- 6 min
- median gate to take-off · 1 in 5 over 9 min
- Tracked flights
- 844
- take-offs and landings a week, airlines we cover
From public ADS-B flight tracking (adsb.lol, CC0), 4 September 2026 to 1 October 2026. How these figures are measured.
Planes near Ontario now
Live positions from adsb.lol's community ADS-B receivers. Coverage depends on volunteers nearby; not every aircraft is shown.
Where can you fly from Ontario (ONT)?
27 nonstop destinations in 3 countries, most of them in North America. Every route from ONT on the map below; the tables list who flies each one.
The longest nonstop from ONT is Taipei (TPE), 10,970 km (6,820 mi), about 13h 45m in the air. The shortest is Las Vegas (LAS), 317 km (197 mi). 1 destination is more than six hours away. oneworld airlines reach 7 of the 27. 1 route is seasonal only.
North America 23
| Destination | Country | Airlines | Distance | Flying time (est.) |
|---|---|---|---|---|
| ATL Atlanta | United States |  Delta Air Lines | 3,050 km | 4h 15m |
| AUS Austin | United States |  Southwest Airlines | 1,923 km | 2h 45m |
| BOI Boise | United States |  Alaska Airlines | 1,064 km | 1h 45m |
| CLT Charlotte | United States |  American Airlines | 3,337 km | 4h 30m |
| MDW Chicago | United States | Southwest Airlines | 2,740 km | 3h 45m |
| ORD Chicago | United States | United Airlines | 2,730 km | 3h 45m |
| DFW Dallas | United States |  American Airlines, Frontier Airlines | 1,908 km | 2h 45m |
| DAL Dallas | United States | Southwest Airlines | 1,927 km | 2h 45m |
| DEN Denver | United States | Frontier Airlines, Southwest Airlines, United Airlines | 1,316 km | 2h |
| HNL Honolulu | United States | Alaska Airlines, Southwest Airlines | 4,184 km | 5h 30m |
| IAH Houston | United States | Frontier Airlines, United Airlines | 2,142 km | 3h |
| HOU Houston | United States | Southwest Airlines | 2,160 km | 3h |
| LAS Las Vegas | United States | Frontier Airlines, Southwest Airlines | 317 km | 55 min |
| BNA Nashville | United States | Southwest Airlines | 2,811 km | 4h |
| JFK New Yorkseasonal | United States |  JetBlue Airways | 3,901 km | 5h 15m |
| OAK Oakland | United States | Southwest Airlines | 582 km | 1h 10m |
| PHX Phoenix | United States | American Airlines, Southwest Airlines | 522 km | 1h 10m |
| PDX Portland | United States | Alaska Airlines | 1,351 km | 2h 15m |
| SMF Sacramento | United States | Southwest Airlines | 627 km | 1h 15m |
| SLC Salt Lake City | United States | Delta Air Lines | 898 km | 1h 35m |
| SFO San Francisco | United States | Frontier Airlines, United Airlines | 585 km | 1h 10m |
| SJC San Jose | United States | Southwest Airlines | 536 km | 1h 10m |
| SEA Seattle | United States | Alaska Airlines, Frontier Airlines | 1,540 km | 2h 15m |
Mexico & Central America 3
| Destination | Country | Airlines | Distance | Flying time (est.) |
|---|---|---|---|---|
| GDL Guadalajara | Mexico |  Volaris | 2,059 km | 3h |
| BJX Guanajuato | Mexico | Volaris | 2,148 km | 3h |
| MLM Morelia | Mexico | Volaris | 2,273 km | 3h 15m |
East Asia 1
| Destination | Country | Airlines | Distance | Flying time (est.) |
|---|---|---|---|---|
| TPE Taipei | Taiwan |  China Airlines, Starlux Airlines | 10,973 km | 13h 45m |
From airport destination tables, confirmed from both ends where possible. Charter flights are excluded. Flying times are estimated from distance; check the airport's own departures for exact schedules.
What airlines fly to Ontario (ONT)?
10 airlines fly nonstop to and from Ontario: Southwest Airlines (12 routes), Frontier Airlines (6 routes), Alaska Airlines (4 routes) and 7 more.
Weather in Ontario by month
Ontario averages 35°C at its warmest (August) and 19°C at its coolest (December). Months averaging 25°C or more: May to October.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High | 20° | 20° | 22° | 24° | 27° | 30° | 34° | 35° | 33° | 28° | 24° | 19° |
| Low | 7° | 8° | 9° | 11° | 13° | 16° | 18° | 18° | 18° | 14° | 9° | 6° |
| Rain days | 5 | 6 | 5 | 4 | 2 | 0 | 1 | 0 | 1 | 2 | 4 | 6 |
Climate normals from Ontario, California (Wikipedia, CC BY-SA), which cite the national weather services.
Route guides from ONT
Other airports nearby
- Santa Ana John Wayne Orange County (SNA) 49 km away
- Hollywood Burbank (BUR) 72 km away
- Los Angeles LAX (LAX) 75 km away
- Palm Springs (PSP) 104 km away
- San Diego (SAN) 152 km away
- Tijuana General Abelardo L. Rodriguez (TIJ) 178 km away
Official information
Sources
- en.wikipedia.org — airport and airlines-and-destinations table, checked 2026-10-01
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