Cheap flights To Ontario (QLA) from $25

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Cheap Flights to Ontario from $25 One Way, $45 Round Trip

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

Mon, Jan 5 - Mon, Jan 5
SEA
Seattle - Tacoma Intl.
ONT
Los Angeles - Ontario Intl.
$45 Roundtrip, found 17 hours ago
$45
Roundtrip
found 17 hours ago
Select Frontier Airlines flight, departing Mon, Jan 5 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Mon, Jan 5, priced at $45 found 17 hours ago
Thu, Nov 13 - Thu, Nov 13
DFW
Dallas-Fort Worth Intl.
ONT
Los Angeles - Ontario Intl.
$64 Roundtrip, found 3 days ago
$64
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Thu, Nov 13 from Dallas-Fort Worth Intl. to Los Angeles - Ontario Intl., returning Thu, Nov 13, priced at $64 found 3 days ago
Thu, Jan 22 - Mon, Jan 26
DEN
Denver Intl.
SNA
John Wayne
$64 Roundtrip, found 22 hours ago
$64
Roundtrip
found 22 hours ago
Select Frontier Airlines flight, departing Thu, Jan 22 from Denver Intl. to John Wayne, returning Mon, Jan 26, priced at $64 found 22 hours ago
Tue, Feb 24 - Mon, Mar 2
DEN
Denver Intl.
ONT
Los Angeles - Ontario Intl.
$64 Roundtrip, found 7 hours ago
$64
Roundtrip
found 7 hours ago
Select Frontier Airlines flight, departing Tue, Feb 24 from Denver Intl. to Los Angeles - Ontario Intl., returning Mon, Mar 2, priced at $64 found 7 hours ago
Sun, Nov 16 - Mon, Nov 17
SFO
San Francisco Intl.
ONT
Los Angeles - Ontario Intl.
$64 Roundtrip, found 9 hours ago
$64
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Sun, Nov 16 from San Francisco Intl. to Los Angeles - Ontario Intl., returning Mon, Nov 17, priced at $64 found 9 hours ago
Mon, Nov 17 - Mon, Nov 17
SFO
San Francisco Intl.
SNA
John Wayne
$83 Roundtrip, just found
$83
Roundtrip
just found
Select Frontier Airlines flight, departing Mon, Nov 17 from San Francisco Intl. to John Wayne, returning Mon, Nov 17, priced at $83 just found
Thu, Jan 8 - Sun, Jan 11
SFO
San Francisco Intl.
SBD
San Bernardino Intl.
$92 Roundtrip, found 4 hours ago
$92
Roundtrip
found 4 hours ago
Select Breeze Airways flight, departing Thu, Jan 8 from San Francisco Intl. to San Bernardino Intl., returning Sun, Jan 11, priced at $92 found 4 hours ago
Sat, Jan 17 - Tue, Jan 20
DAL
Love Field
ONT
Los Angeles - Ontario Intl.
$118 Roundtrip, found 2 days ago
$118
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Sat, Jan 17 from Love Field to Los Angeles - Ontario Intl., returning Tue, Jan 20, priced at $118 found 2 days ago
Tue, Oct 28 - Tue, Nov 4
DFW
Dallas-Fort Worth Intl.
SNA
John Wayne
$122 Roundtrip, found 18 hours ago
$122
Roundtrip
found 18 hours ago
Select Spirit Airlines flight, departing Tue, Oct 28 from Dallas-Fort Worth Intl. to John Wayne, returning Tue, Nov 4, priced at $122 found 18 hours ago
Sat, Dec 13 - Wed, Dec 17
DEN
Denver Intl.
LGB
Long Beach Municipal
$137 Roundtrip, found 2 days ago
$137
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Sat, Dec 13 from Denver Intl. to Long Beach Municipal, returning Wed, Dec 17, priced at $137 found 2 days ago

Ontario Flight Information

Traveling To
Ontario
Destination Airport IATA Code
QLA
Number of Airlines Serving
Airlines
Frontier Airlines, Breeze Airways, Southwest Airlines, Spirit Airlines
Flight Price
$45
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.
Tahquitz Pines Retreat
2.0-star property

Tahquitz Pines Retreat

Nov 21 - Nov 24

3 night stay

Denver (DEN) to Ontario (ONT)

Frontier Airlines • Roundtrip • Coach
Price was $307, price is now $256 per person
$256
per person
found 4 hours ago
Bluegreen Vacations Big Bear Village, an Ascend Collection Resort
4.0-star property

Bluegreen Vacations Big Bear Village, an Ascend Collection Resort

Nov 21 - Nov 23

2 night stay

Denver (DEN) to Ontario (ONT)

Frontier Airlines • Roundtrip • Coach
Price was $476, price is now $335 per person
$335
per person
found 1 day ago
@Marbella Lane - Serene Haven Retreat
3.0-star property

@Marbella Lane - Serene Haven Retreat

Dec 4 - Dec 8

4 night stay

Corpus Christi (CRP) to Ontario (ONT)

American Airlines • Non-stop • Coach

Ontario (ONT) to Corpus Christi (CRP)

Southwest Airlines • Non-stop • Coach
Price was $860, price is now $720 per person
$720
per person
found 17 hours ago
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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 $45 and $137. If you were flying one-way out of Seattle (SEA), you could have scored ticket prices from as low as $25.
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.