Cheap flights To Ontario (QLA) from $24

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Cheap Flights to Ontario from $24 One Way, $48 Round Trip

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Mon, Jan 12 - Mon, Jan 19
SFO
San Francisco Intl.
ONT
Los Angeles - Ontario Intl.
$48 Roundtrip, just found
$48
Roundtrip
just found
Select Frontier Airlines flight, departing Mon, Jan 12 from San Francisco Intl. to Los Angeles - Ontario Intl., returning Mon, Jan 19, priced at $48 just found
Fri, Dec 26 - Thu, Jan 8
SFO
San Francisco Intl.
ONT
Los Angeles - Ontario Intl.
$60 Roundtrip, just found
$60
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, Dec 26 from San Francisco Intl. to Los Angeles - Ontario Intl., returning Thu, Jan 8, priced at $60 just found
Sun, Dec 14 - Sun, Dec 14
SEA
Seattle - Tacoma Intl.
ONT
Los Angeles - Ontario Intl.
$63 Roundtrip, found 7 hours ago
$63
Roundtrip
found 7 hours ago
Select Frontier Airlines flight, departing Sun, Dec 14 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Sun, Dec 14, priced at $63 found 7 hours ago
Fri, Dec 12 - Sun, Dec 14
SEA
Seattle - Tacoma Intl.
ONT
Los Angeles - Ontario Intl.
$68 Roundtrip, just found
$68
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, Dec 12 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Sun, Dec 14, priced at $68 just found
Wed, Dec 3 - Fri, Dec 5
SFO
San Francisco Intl.
ONT
Los Angeles - Ontario Intl.
$77 Roundtrip, found 1 hour ago
$77
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Dec 3 from San Francisco Intl. to Los Angeles - Ontario Intl., returning Fri, Dec 5, priced at $77 found 1 hour ago
Thu, Dec 11 - Sat, Dec 20
SFO
San Francisco Intl.
SNA
John Wayne
$78 Roundtrip, found 2 hours ago
$78
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Thu, Dec 11 from San Francisco Intl. to John Wayne, returning Sat, Dec 20, priced at $78 found 2 hours ago
Sun, Jan 25 - Thu, Jan 29
SFO
San Francisco Intl.
SBD
San Bernardino Intl.
$92 Roundtrip, found 1 hour ago
$92
Roundtrip
found 1 hour ago
Select Breeze Airways flight, departing Sun, Jan 25 from San Francisco Intl. to San Bernardino Intl., returning Thu, Jan 29, priced at $92 found 1 hour ago
Wed, Jan 14 - Sat, Jan 17
PVU
Provo
SNA
John Wayne
$108 Roundtrip, found 4 days ago
$108
Roundtrip
found 4 days ago
Select Breeze Airways flight, departing Wed, Jan 14 from Provo to John Wayne, returning Sat, Jan 17, priced at $108 found 4 days ago
Wed, Mar 4 - Sat, Mar 7
SEA
Seattle - Tacoma Intl.
SNA
John Wayne
$119 Roundtrip, just found
$119
Roundtrip
just found
Select Alaska Airlines flight, departing Wed, Mar 4 from Seattle - Tacoma Intl. to John Wayne, returning Sat, Mar 7, priced at $119 just found
Thu, Jan 22 - Sun, Jan 25
SEA
Seattle - Tacoma Intl.
SNA
John Wayne
$119 Roundtrip, found 3 hours ago
$119
Roundtrip
found 3 hours ago
Select Delta flight, departing Thu, Jan 22 from Seattle - Tacoma Intl. to John Wayne, returning Sun, Jan 25, priced at $119 found 3 hours ago

Ontario Flight Information

Traveling To
Ontario
Destination Airport IATA Code
QLA
Number of Airlines Serving
Airlines
Frontier Airlines, United, Breeze Airways, Alaska Airlines, Delta
Flight Price
$48
Earliest Departing Flight
Latest Departing Flight

Book Your Flight & Hotel Together & Save

Ontario economy flight packages

Price found within the past 48 hours. Click for updated prices.
Lotus by Hotel Inn
2.5-star property

Lotus by Hotel Inn

Dec 31 - Jan 6

6 night stay

Hartford (BDL) to Ontario (ONT)

Southwest Airlines • Roundtrip • Coach
Save 100% on your flight
Price was $2,113, price is now $1,679 per person
$1,679
per person
found 9 hours ago
Big Bear Castle by Avantstay Private Home in Great Big Bear Location w/ Hot Tub
3.0-star property

Big Bear Castle by Avantstay Private Home in Great Big Bear Location w/ Hot Tub

Dec 29 - Jan 3

5 night stay

Seattle (SEA) to Ontario (ONT)

Frontier Airlines • Roundtrip • Coach
Save 100% on your flight
Price was $9,110, price is now $6,269 per person
$6,269
per person
found 1 hour ago
Walk to the Lake, Sand Volleyball Court, Pool Table, Deck Gambler by Avantstay
3.5-star property

Walk to the Lake, Sand Volleyball Court, Pool Table, Deck Gambler by Avantstay

Dec 29 - Jan 3

5 night stay

Seattle (SEA) to Ontario (ONT)

Frontier Airlines • Roundtrip • Coach
Save 100% on your flight
Price was $4,738, price is now $3,294 per person
$3,294
per person
found 5 hours ago
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Ontario

Get the absolute lowest prices on flights to Ontario by shopping with Orbitz. Orbitz is the most efficient travel planner around, allowing you to search, compare and book discount domestic and international flights fast. With cutting-edge mobile tools and access to frequent flier rewards programs, we have everything you need for both your routine and holiday excursions.

Book Your Flight To Ontario Using Your Mobile Device

New mobile app tools enable those with hand-held devices to scout out the best bargains and to secure tickets from any location. If you have an iPhone, iPad or Android device, you may take advantage of special discounts, only available to mobile device customers, when you book hotel rooms or car rentals on the same day as booking Ontario flights.

Avoid Check-In Hassles When Traveling On Flights to Ontario

Orbitz also provides an array of resources that can help you eliminate most check-in hassles. Detailed baggage information is continually available for Ontario flights. Mobile apps can also be used to share travel itineraries with family members or business associates.

Keeping Everyone Up To Date

When you download the free Orbitz mobile phone app, you can get regular and free flight updates. These will keep you informed of important scheduling changes. Updates can even be sent to several contacts, helping to keep everyone current on anticipated arrival times and all other relevant flight details.

Orbitz makes traveling on a budget very easy to do. We provide everything you need to plan your ideal trip from start to finish. Getting there and back again is a snap when you book your Ontario flight using Orbitz.

Frequently asked questions

Which airlines fly to Ontario?
With 20 airlines to pick from, finding a suitable flight that suits your travel plans and budget will be a breeze. Los Angeles - Ontario Intl. Airport (ONT) is a major gateway to Ontario and where you'll likely be disembarking. These top international airlines will take you there:

  • Volaris - 9 flights to Ontario per month
  • China Airlines - 3 flights to Ontario per month
  • Avianca - 3 flights to Ontario per month

What is the best airport to fly to in Ontario?
Search for flights to Los Angeles - Ontario Intl. Airport (ONT) and get ready to discover the sights and sounds of this city. The airport is around 4 miles east of the center of town. Also compare the price of tickets to John Wayne Airport (SNA), which is another entry point for Ontario.
How much is a flight to Ontario?
Round-trip flights to Ontario this last week ranged between $48 and $119. If you were flying one-way out of San Francisco (SFO), you could have scored ticket prices from as low as $24.
How to book the cheapest flight to Ontario?
With Orbitz, you'll uncover some of the most exciting flight deals around from a terrific range of airlines. But if you'd love to increase your chances of snapping up cheap flights to Ontario, here are a few tips to bear in mind:

  • Depending on where you're taking off from, choose the 'Nearby airports' function (located under the departure and arrival options). Sometimes, other departure points will offer better prices on fares.
  • If your plans aren't etched in stone, click on the 'Show flexible dates' option to view the flight deals for different departure dates. You may find an even better fare.
  • You can also use the 'Show options' function to filter results for your preferred airline, seating class, and nonstop and refundable flights. Under 'Sort & Filter' to the left, you can even choose the time of day you want to fly.
  • Book your airfare as soon as you've worked out your travel dates. While you can get lucky once in a while, tickets rarely get more affordable as your departure date gets closer.
  • Combine your flights, hotels and car rentals into a package deal and unlock great discounts. Save your dollars for things you're really excited about, like exploring every corner of Ontario.
  • If possible, don't fly during the busy season. Airfares often surge during school breaks, summer and other vacation periods like Easter, Thanksgiving and Christmas.

How long is a flight to Ontario?
The time you spend in the air will depend on where you're coming from, whether that's the South, the Northern states or someplace else. Below are some of the top routes to Ontario and how long they take:

  • Seattle, WA (SEA-Seattle - Tacoma Intl.) to Los Angeles - Ontario Intl. Airport (ONT) - 2 hours and 38 minutes
  • Dallas, TX (DFW-Dallas-Fort Worth Intl.) to Los Angeles - Ontario Intl. Airport (ONT) - 3 hours and 5 minutes
  • Denver, CO (DEN-Denver Intl.) to Los Angeles - Ontario Intl. Airport (ONT) - 2 hours and 14 minutes

What is the best time to book a flight to Ontario?
On average, the cheapest month to reserve a plane ticket is January. This is followed by February then August. When seeking a cheap flight to Ontario, it's worth being ready to book. Cheap deals appear in an instant and don't stick around!
What day of the week is the cheapest to book a flight to Ontario?
Make a booking on a Tuesday, Wednesday or Saturday. Typically, these are the cheapest days to purchase seats to Ontario. The getaway of your dreams starts with a great flight deal!
What is the cheapest day of the week to fly to Ontario?
Think about flying early in the week to get cheap flights to Ontario. Orbitz data from 2020 shows Monday is typically the most inexpensive day to head off, followed by Tuesday. Saturdays were shown to have the most expensive airfares. This is probably because many passengers prefer to kick off their trip on a weekend.
What is the cheapest month to fly to Ontario?
Consider jetting off in August if you're on a tight budget. Orbitz data has found that it's generally the best month for cheap flights to Ontario. June is when prices are at their most expensive.
Which airlines allow free cancellation?
Orbitz makes it a piece of cake to find carriers offering fare flexibility. Simply select "Filter by flexible change policies" when searching for your Ontario flights and bada bing! We'll show you options that include free cancellation, no change fees and of course, the best price.
What do I need for the flight to Ontario?
From onboard entertainment to travel basics like hand sanitizer, there are a few things a regular flyer won't take off without. To ensure you're organized for your journey, have a read through this helpful list:

  • Travel documentation such as visas and identification are a must. To avoid any last-minute delays when you check in, make sure your booking is made with the exact name, birth date and gender as listed on your current ID.
  • A properly packed carry-on bag is just the ticket for a comfortable flight experience. Given this journey to Ontario is no quick hop, take enough snacks and activities to keep you occupied. Something to read is sure to help pass the time.
  • Regardless what the season is, plane cabins (and airports) can feel a little chilly. Take an extra layer on your journey to stay cozy and warm.

How many direct flights are there to Ontario?
With roughly 177 direct flights each month, you'll be heading straight into Ontario and kicking off an amazing new adventure in next to no time. Some of the airlines that travel nonstop to Ontario include Southwest Airlines, Delta Air Lines and American Airlines. Frontier Airlines, United Airlines and Alaska Airlines are other frequently booked options.
How do I get cheap first-class/business deals to Ontario?
Savvy travelers have mastered the art of finding first or business-class fares to Ontario without the steep price tag. You can do the same with these handy hints:

  • Be flexible with your travel dates and wait for early bird or last-minute sales on first or business-class airfares.
  • Many low-cost carriers these days offer outstanding business-class seating that doesn't cost a bundle.
  • Bid for an upgrade in online auctions (if available) or upgrade your seat with frequent flyer loyalty programs.

How to get into Ontario from the airport?
The most convenient way to reach downtown Ontario is by reserving a Los Angeles - Ontario Intl. Airport (ONT) car rental. Touch down, grab your belongings and then pick up a set of wheels from Dollar's ONT on-site office. You'll need to drive approximately 4 miles west of Los Angeles - Ontario Intl. Airport (ONT) to reach the center. Many travelers prefer to use public transportation or take a taxi into town, then rent a car from one of our city center Ontario car rentals instead.
What is the best time to go to Ontario?
There's fun to be had whatever time of year you decide to visit Ontario, but May, August and November are the most popular months. Want to pack your schedule with loads of warm-weather adventures? Book your vacation close to June 20. This is when summertime kicks off in the Northern Hemisphere. Expect the mercury to fluctuate between 65 ºF and 90 ºF during this time.
Travel tips for Ontario

  • Start off in the downtown area and take a self-guided walking tour of some of the city's leading attractions. Ontario Convention Center and Boomers Upland are a couple of great places to start.
  • You'll find rewarding day trips a short drive from the center of town. Take in Disneyland® first and after that, Disney California Adventure® Park.
  • When it's time to explore other parts of Los Angeles, pick up a car rental and hit the road for Universal City. Santa Monica is another interesting city with loads to see and do.

More to Explore

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.