Sleeping in Airports

Ontario Airport Guide

Whether you have a layover, overnight sleepover or you are just quickly passing through, our Ontario Airport Guide is a great place to start planning your visit.  Here, you’ll find information on services and facilities available inside the airport – including details about airport lounges, WiFi, mobile charging points, lockers, 24-hour food options, nearby hotels, and everything in between.

the seats have armrests, but the airline employees are generally very nice, and the security will ignore you totally. – Lydia

ONT Airport Overview

ontario airport guideTo help you plan your layover or overnight sleepover, here is a quick run-down about what to expect during your time at Ontario International Airport.

What to Expect

Ontario Airport (code: ONT) has three terminals: Terminal 2, Terminal 4, and an International Arrivals Terminal. All flights depart from Terminals 2 or 4, while the two-gate International Arrivals Terminal is dedicated to flights arriving from international destinations. An Inter-Terminal Shuttle connects the terminals on the landside. Amenities are limited to a handful of eateries and shops in Terminals 2 and 4, plus free WiFi. No eateries stay open 24 hours, so plan ahead. There is a lounge that economy class ticket holders can pay to enter.

Sleeping in Ontario Airport

We do not have any recent sleep-related airport reviews.  For uninterrupted sleep, nearby hotels offer free shuttle service for guests. See our Airport Hotels section below for more info or read some traveller airport reviews for more tips.

To help us keep this guide up-to-date, you can add or update information or write a review to submit airport tips and photos. You can also visit the airport’s web site for current information.  For more airport information continue scrolling down to explore more in our Ontario Airport Guide.

In this guide we may refer to locations as “landside” and “airside”. Landside is the public area of the terminal located in the non-secure zone, before security. Airside is the secure area of the terminal that you must reach by going through security.  For more information on Europe’s Schengen Area, click here.

Airport Hours

The airport is open 24 hours.

Keep in mind that TSA, airline check-in and baggage drop hours vary according to the flight schedule. Check these hours with your airline. If you are in the public area of the terminal (landside) you will not be able to get through to the secure area of the terminal (airside) until the morning.

Airport Hotels

If sleeping in the airport sounds like a nightmare, there are hotels near Ontario Airport:

  • Candlewood Suites Ontario Convention Center – No airport shuttle » Check Rates
  • Comfort Suites Ontario Convention Center – Free airport shuttle.  » Check Rates
  • Azure Hotel & Suites Ontario Airport – No airport shuttle.  » Check Rates

For more options, visit Tripadvisor to see a list of hotels near Ontario Airport that can be sorted by price, distance, traveller rating and popularity.

Airport Lounges

Pay-per-use, Single Visit Passes & Lounge Memberships

Regardless of what class of service you are flying, there are lounges that you can enter by paying at the door or purchasing a lounge pass. Visit the individual lounge page for more details about the lounge itself and to also find out how you can gain lounge access with just an economy class ticket!

Aspire Lounge – Location: Multiple Locations: (1) Terminal 2, (1) Terminal 4. Lounge Access: Pay at the Door.

Military Lounge

USO Lounge – The USO offers a lounge that is free of charge to active members of the US military and their families. Location:  West Wing.

Related Pages: Ontario Airport Lounges

Food & Drinks

Most food concessions throughout the airport operate with varying schedules. At the time of this update, there are no 24-hour food concessions, but there are a few vending machines available. Food options you will find open during airport operational hours include:
» Terminal 2 – Cross Grain Brewhouse, Harvest & Grounds • Wolfgang Puck Pizza.
» Terminal 4 – Coffee Bean & Tea Leaf • Einstein Bros. Bagels • Dunkin Donuts • Jake’s Bar • Rock & Brews • Wahoo’s Fish Taco.

Drinking Water

Thirsty? Water fountains are available Airside in Terminals 2 and 4.

Rest & Relaxation Zones

There are no dedicated sleeping areas, quiet areas or rest zones. If this information has changed, click here to update this guide.

WiFi / Internet

Free WiFi is available at Ontario airport for four hours. Connect to “ONT-WiFi” network.

More Airport Information

More Services, Facilities & Things To Do On A Layover

ATMs / Cash Machines – Need cash? ATMs are available. Fees may apply, so be sure to check your bank’s fee schedule and your daily withdrawal limit if you are travelling internationally. You may also want to notify your bank of your travel plans. Locations: Upper and lower levels of Terminal 2 and Terminal 4 • International Terminal, near front entrance • Rental Car facility.

Baby Care Facilities – If you are travelling with an infant, there are two baby care rooms for breastfeeding and diaper-changing. Locations: Terminal 2, across from Gate 207 • Terminal 4, across from Gate 407.

Baggage Carts – Need a hand with your luggage? Baggage carts are available throughout the airport. Fees: unknown.

Currency Exchange – Not available.

Duty Free & Shopping – There are no duty free shops in the Ontario Airport. Several shops are available in terminals 2 and 4.

Information Desk – If you have any questions, visit the airport information desk for assistance. Locations: Terminal 2 and Terminal 4. Hours: Unknown.

Luggage Storage & Lockers – Unavailable. If this is incorrect, click here to update this guide.

Mobile Charging – At the time of this update, we did not have any information about mobile charging availability. If you know, click here to update this airport guide.

Showers – Unavailable. If this is incorrect, click here to update this guide.

SIM Cards – A reader tells us that SIM cards are available in the vending machines. (May 2024)

Traveler’s Aid – This is a non-profit organization that assists stranded and distressed passengers. Volunteers assist passengers with general airport and destination queries to assisting with situations such as transportation assistance, lost or stolen money, wiring money, emergency housing, etc. Locations: Terminal 2, between baggage claim and escalator • Terminal 4, between baggage claim and escalator. Hours: 9:00AM – 9:00PM.

Ontario airport is served by the following airlines: Aha • Alaska Airlines • American Airlines • Avianca • China Airlines • Delta Air Lines • Frontier Airlines • Hawaiian Airlines • JetBlue • Southwest Airlines • United Airlines • Volaris.
Airport Transportation: Getting To/From The Airport

Car Rentals

The following car rental agencies offer services at the airport: Alamo • Avis • Budget • Dollar • Enterprise • Fox • Hertz • National • Payless • Thrifty.
Note: the car rental facility is located off-site and is connected to the airport with a free 24 hour shuttle bus which runs every 5-20 minutes depending on the time of day.

Hotel Shuttles

Several area hotels provide shuttle service: Best Western Plus Inn Suites   •   Best Western Plus Ontario Airport & Convention Center  •  Comfort Suites  •  DoubleTree by Hilton Hotel   •   Embassy Suites by Hilton   •  Holiday Inn   •  La Quinta Inn & Suites by Wyndham   •   Quality Inn Ontario Airport Convention Center   •  Sheraton Hotel.

See also Airport Hotels above.

Inter-Terminal Shuttles

ONT Courtesy Shuttles run between the airport terminals, Parking Lot 5 and the ConRAC facility. Shuttles run as frequently as every 5 minutes during peak times, and every 20 minutes or more between the hours of 12:00AM – 3:00AM.

Public Transportation

ONT airport is well connected to the city and regional public transportation network, offering connections with bus and train services. To plan your route, visit the Ontario Airport website.

OmniTrans Bus Route 61 (Fontana – Ontario Mills – Pomona) links Ontario Airport to Ontario, Pomona, Montclair and Fontana. For route maps, schedules and fare information, visit the OmniTrans website.


SuperShuttle offers door-to-door shared ride service between the airport and the Los Angeles metropolitan area. Shuttles pick up curbside outside of the baggage claim area. Reservations are highly recommended, but not required.


Taxis are available curbside outside of the baggage claim area. All taxis are metered, and reservations are not required. Onsite assistance is available daily from 7:00AM – 12:00AM.

Last updated: 2024-01-31

This guide is for informational purposes only to assist with your planning.  All information, including rates and hours, is subject to change at any time without notice.   The information in this airport guide is based on information collected and/or received from the airports, lounges, hotels, transportation providers, and their websites. We are not representatives of any of the above-mentioned service providers. To report errors or to add/update any items mentioned in the guide: update the airport guide or  write a review.