ONT · KONT · Ontario International Airport

Ontario International Airport (ONT)

Ontario, United States · large airport · 34.056° -117.601° ·
Airport Information
IATA CodeONT
ICAO CodeKONT
Typelarge airport
NameOntario International Airport
MunicipalityOntario
CountryUnited States
ContinentNA
Latitude34.056° N
Longitude-117.601° W
Elevation944 ft
Climate ZoneTemperate
Scheduled ServiceYes
Score1 475
Local TimeLoading...
Country & Timezone Info
CountryUnited States
ISO Code
RegionOntario
Continent CodeNA
IANA TimezoneAmerica/New_York
UTC Offset (Standard)UTC-5
DST OffsetUTC-4
Current Offset--

🌬 Best Time to Fly

Recommended: May – September
Pleasant temperatures across most regions
Loading season...
Spring: Mar–MaySummer: Jun–AugAutumn: Sep–NovWinter: Dec–Feb

✈ Airlines Serving ONT

AA — American AirlinesDL — Delta Air LinesUA — United AirlinesWN — Southwest AirlinesAS — Alaska AirlinesB6 — JetBlueAC — Air Canada

🌡 Climate — Temperate (34.1°N)

Jan
Feb
10°
Mar
13°
Apr
17°
May
21°
11°
Jun
26°
15°
Jul
28°
17°
Aug
27°
16°
Sep
23°
13°
Oct
18°
Nov
12°
Dec
* Approximate average temperatures by month based on temperate latitude zone

AI-Enhanced Insights

Ontario International Airport (ONT) is a large airport located in San Bernardino County, California, about 35 miles east of downtown Los Angeles, serving the Inland Empire metropolitan area. Originally established as an Army Air Field during World War II, it transitioned to civilian use and was transferred from Los Angeles World Airports to the Ontario International Airport Authority in 2016. Today it serves as a convenient alternative to LAX, handling millions of passengers annually across two terminals.

💡 Local Tip
If you're heading to or from the Inland Empire communities like Rancho Cucamonga, Riverside, or Fontana, Ontario Airport is significantly closer than LAX—often saving 60-90 minutes of driving time depending on your exact destination and time of day.
🚖 Getting There

Driving is the most common way to reach ONT, with multiple parking options including short-term, long-term, and economy lots available at competitive rates. Metrolink commuter rail provides service to nearby stations with bus connections to the airport terminals. Ride-share services like Uber and Lyft operate at designated pickup zones outside both terminals.

❓ Frequently Asked Questions
Q: How far is Ontario International Airport from Los Angeles?
A: ONT is approximately 35 miles east of downtown Los Angeles, typically a 45-60 minute drive depending on traffic conditions.

Q: Does Ontario Airport have its own authority?
A: Yes, the Ontario International Airport Authority has owned and operated the airport since 2016, when control was transferred from Los Angeles World Airports.

Q: How many terminals does ONT have?
A: Ontario International Airport has two passenger terminals, Terminal 2 and Terminal 4, with airlines split between them.

Q: Is ONT a good alternative to LAX?
A: Yes, ONT is often less crowded than LAX and serves the Inland Empire region, offering shorter wait times and easier access for travelers in eastern Los Angeles County, San Bernardino County, and Riverside County.
AI-generated content · Generated Jun 28, 2026 · MiniMax-M3

🗺 Location Map

🌏 Nearby Airports (Top 5)

IATANameCity / CountryDistance (km)Distance (mi)Link
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POC Brackett Field La Verne, United States 17.1 km 10.6 mi View →
RAL Riverside Municipal Airport Riverside, United States 18.5 km 11.5 mi View →
RIR Flabob Airport Riverside, United States 19.0 km 11.8 mi View →

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