Traveling Through ONT — Ontario International Airport
Ontario International Airport serves 2 terminals, 8 airlines. Everything you need to know before you fly — terminals, transit, tips, and more.
📋 Key Facts for Your Trip
Essential info before you fly through ONT
✈️ Airlines at ONT
Terminal assignments — always confirm with your airline before travel
| Airline | Terminal(s) |
|---|---|
| Alaska Airlines | Terminal 2 |
| Delta Air Lines | Terminal 2 |
| United Airlines | Terminal 2 |
| Southwest Airlines | Terminal 4 |
| American Airlines | Terminal 4 |
| Frontier Airlines | Terminal 2 |
| JetBlue Airways | Terminal 2 |
| Spirit Airlines | Terminal 4 |
🚗 Getting To & From ONT
Ground transportation options for Ontario
Bus / Shuttle
Omnitrans Route 61 provides service to the airport. Other local bus services connect to nearby areas.
Rideshare
Uber, Lyft, and Wingz are available.
Taxi
Taxis are available at the transportation centers outside each terminal. Approximate fare to downtown Ontario is $15-20.
Parking
Economy parking is available with shuttle service. Rates: $18 per day. · Terminal parking is available directly across from the terminals. Rates: $3 per hour, $27 per day.
Rental Cars
The Consolidated Rental Car Facility (ConRAC) is located a short shuttle ride from the terminals. Major companies include Avis, Budget, Enterprise, Hertz, National, and Alamo.
🍽️ Inside ONT
Food, lounges, and shopping at Ontario International Airport
Food & Dining
Before security: Various options including Starbucks, Carl's Jr., and other cafes and snack bars. · After security: A wide selection of restaurants, cafes, and bars are available, including Wolfgang Puck Express, Rock & Brews, and various fast-food options.
Lounges
Aspire Lounge (Terminal 2, access for a fee or with eligible cards)Primeclass Lounge (Terminal 4, access for a fee or with eligible cards)
Shopping
Newsstands, gift shops, and a few specialty retail stores are available in both terminals.
💡 Frequent Traveler Tips for ONT
Insider knowledge to make your time at Ontario International Airport smoother
- 1 Utilize the free shuttle service to the Consolidated Rental Car Facility.
- 2 ONT offers a less crowded alternative to LAX for travelers in Southern California.
- 3 Free Wi-Fi is available throughout the terminals.
- 4 Rideshare services like Uber and Lyft are readily available.
- 5 Check the airport's website for real-time parking availability and shuttle information.
Track Your Flight from ONT — Automatically
TripTrack shows your terminal, gate, and real-time delay status the moment you book. Connect your Gmail once and your trips appear automatically — no manual entry.
Frequently Asked Questions — ONT
How many terminals does ONT (Ontario International Airport) have?
Ontario International Airport has 2 terminals: Terminal 2, Terminal 4. Always confirm your terminal with your airline before travel, as assignments can change.
Does ONT have free WiFi?
Free Wi-Fi is available throughout the terminals.. For real-time connectivity updates and to stay on top of gate changes, download TripTrack — it tracks your flight automatically.
How early should I arrive at ONT?
For domestic flights, check-in closes 2 hours before departure. For international flights, check-in closes 3 hours before departure. As a general rule, arrive at least 2 hours before domestic flights and 3 hours before international flights to allow time for check-in, security, and reaching your gate.
What airlines fly from ONT?
Ontario International Airport is served by 8 airlines, including Alaska Airlines, Delta Air Lines, United Airlines, Southwest Airlines, American Airlines and 3 more. See the full airline and terminal list above.
How do I get from ONT to Ontario?
Ground transportation options from Ontario International Airport include bus/shuttle service, rideshare apps, taxi. See the Getting To & From section above for details.
Is there parking at ONT?
Yes, Ontario International Airport offers parking options. Economy parking is available with shuttle service. Rates: $18 per day. Terminal parking is available directly across from the terminals. Rates: $3 per hour, $27 per day. Rates and availability change — check the airport website for current pricing.
How can I track my flight from ONT in real time?
TripTrack automatically tracks your flights from Ontario International Airport — showing real-time gate changes, delays, and terminal info. Connect your Gmail once and your trips appear automatically. Available free on iOS and Android.