Medium hub · Ontario, California

Ontario International Airport (ONT)

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ONT at a glance

IATA / ICAO: ONT / KONT
City: Ontario, California
Time zone: America/Los Angeles (UTC−7)
Airport size: Medium hub
Coordinates: 34.056, -117.601
Metro area: Los Angeles (all airports)

Popular routes from ONT

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Ontario to TaipeiONT → TPEfrom $581

Popular routes to ONT

All routes

Taipei to OntarioTPE → ONT

Airlines at ONT

Hub airlines first, then carriers with nonstop routes from this airport.

Search a route to see the airlines serving ONT.

Other Ontario-area airports

Destination guide

Los Angeles: Beaches, studios and year-round sunshine

Los Angeles is a sprawl of beach towns, hillside neighborhoods and studio lots tied together by freeways. LAX is the main gateway, but Burbank, Long Beach and Orange County airports are smaller, calmer and often closer to where you're staying.

Flying into ONT?

See every airline and fare to Ontario from your home airport.

Flights to Ontario

ONT: common questions

Which airlines fly from ONT?

Several airlines serve Ontario International Airport. Search a route to see every carrier and fare.

Is ONT a hub airport?

Ontario International Airport is a smaller airport served mainly by nonstop flights to airline hubs. Most long-distance trips connect through a hub such as TPE.

How early should I arrive at ONT?

Plan on two hours before a domestic departure and three hours before an international one. TSA PreCheck or CLEAR typically saves 15–30 minutes.

What other airports are near Ontario?

Los Angeles International Airport (LAX), John Wayne Airport, Orange County (SNA), Hollywood Burbank Airport (BUR) and Long Beach Airport (LGB) also serve the Ontario area. Fares can differ by $50 or more between them, so compare all of them — our search shows every airport by name.