Flights from Los Angeles - Ontario Intl. Airport, Ontario

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Cheap Flights From Los Angeles - Ontario Intl. Airport Starting At $24 One Way, $43 Round Trip

Prices starting at $43 for return flights and $24 for one-way flights to were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Feb 24 - Tue, Feb 24
ONT
Ontario
LAS
Las Vegas
$43 Roundtrip, found 4 days ago
$43
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Tue, Feb 24 from Ontario to Las Vegas, returning Tue, Feb 24, priced at $43 found 4 days ago
Mon, Feb 2 - Sat, Feb 7
ONT
Ontario
DEN
Denver
$64 Roundtrip, just found
$64
Roundtrip
just found
Select Frontier Airlines flight, departing Mon, Feb 2 from Ontario to Denver, returning Sat, Feb 7, priced at $64 just found
Sun, Nov 9 - Mon, Nov 10
ONT
Ontario
SFO
San Francisco
$64 Roundtrip, just found
$64
Roundtrip
just found
Select Frontier Airlines flight, departing Sun, Nov 9 from Ontario to San Francisco, returning Mon, Nov 10, priced at $64 just found
Tue, Dec 9 - Thu, Dec 11
ONT
Ontario
DFW
Dallas
$65 Roundtrip, found 14 hours ago
$65
Roundtrip
found 14 hours ago
Select Frontier Airlines flight, departing Tue, Dec 9 from Ontario to Dallas, returning Thu, Dec 11, priced at $65 found 14 hours ago
Mon, Nov 10 - Mon, Nov 10
ONT
Ontario
SEA
Seattle
$69 Roundtrip, found 14 hours ago
$69
Roundtrip
found 14 hours ago
Select Frontier Airlines flight, departing Mon, Nov 10 from Ontario to Seattle, returning Mon, Nov 10, priced at $69 found 14 hours ago

Deals On This Weekend's Flights

OriginDestinationTravel DatesFlights From*
ONTLas VegasOctober 26 to October 28$48
ONTSan FranciscoOctober 24 to October 27$82
ONTDenverOctober 24 to October 30$158
ONTPhoenixOctober 25 to October 28$203
ONTPortlandOctober 24 to October 27$216
ONTSeattleOctober 24 to October 27$220
ONTDallasOctober 25 to November 1$227
ONTZumpangoOctober 25 to November 27$340
ONTGuadalajaraOctober 26 to October 30$447
ONTSalt Lake CityOctober 26 to October 31$463
*Prices include taxes and fees

Airport Data

Airport IATA Code
ONT
Lowest Flight Price
$24
Available Airline Carriers 
Frontier Airlines

Fly to Ontario International Airport

Ontario, CA is a fantastic base for exploring Southern California. In Ontario, keen shoppers will head to the Ontario Mills Mall, one of the largest on the west coast, while foodies won't want to miss a tour of the Graber Olive House.

The Museum of History and Art has many hidden treasures and a regular program of workshops and events. If you have kids, you'll love the 12 acre Scandia amusement park, complete with rides, mini golf and batting cages.

Much of Ontario's attraction is its proximity to major attractions outside the city. Within 45 minutes, you could be at Disneyland, Legoland, Knott's Berry Farm or the San Diego Zoo. Mountain resorts such as Lake Arrowhead and Big Bear are also close by, so Ontario is a good choice for outdoor and sports enthusiasts.

Getting around

Flights into Ontario International Airport (ONT) land just 35 miles from Los Angeles and a few moments from downtown Ontario. Transportation from the airport to the city is a breeze, with frequent shuttle buses and public transportation, or you could take a taxi for around $16.

Hints and tips

A visit to the California Route 66 Museum is an interesting way to spend a few hours; you can get to know more about the history of the Mother Road.

Frequently asked questions

Where can you fly to from Ontario Airport?
The most sought-after international destinations from Ontario Airport are Guadalajara, Taipei and San Salvador. This bustling airport is the gateway to your next adventure. Domestic flights to Phoenix, Las Vegas and Denver are also quick to book up. Treat yourself to a trip to one of these fantastic destinations. There's nothing quite like the gift of travel to rejuvenate your soul.
Does Ontario Airport have a hotel?
Ontario Airport has no accommodations in the immediate vicinity, but you still have options. You're bound to find someplace comfortable to stay before your flight if you look farther afield. Make sure you check out the prices at the Hotel d'Lins Ontario Airport and the Ontario Airport Hotel & Conference Center. Both of these options are a quick drive from the terminal. The first one offers a swimming pool, a garden and complimentary breakfast, while the latter has mountain views, a cafe and a swimming pool.
What airlines fly out of ONT?
Lock in a flight from ONT with any of these quality domestic air carriers and relax knowing your journey will be a good one:

  • Southwest Airlines
  • American Airlines
  • Alaska Airlines

If you're yearning to explore faraway lands, these popular airlines will comfortably fly you there from Los Angeles - Ontario Intl. Airport (ONT):

  • Volaris
  • China Airlines
  • AVIANCA

What is ONT?
ONT is the code for Los Angeles - Ontario Intl. Airport (ONT), as set by the International Air Transport Association. Most airports around the world have their own individual three-letter identifier, which is used mainly for ticketing and itinerary purposes.
How many terminals are there in ONT?
Los Angeles - Ontario Intl. Airport (ONT) comprises 2 passenger terminals. A few days before you travel, check with your airline about whether you'll depart from T2 or T4.
Are there private lounges in Los Angeles - Ontario Intl. Airport (ONT)?
Yes — sanctuary awaits at Los Angeles - Ontario Intl. Airport (ONT). A private lounge is a fantastic place to escape the commotion of the busy terminal area. Inquire into whether your ticket type or membership level makes you eligible for access. If not, day passes may be available.

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.

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