Cheap Flight Deals to Ontario CA from CA $170
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How to find cheap flights to Ontario?
The cheapest prices found with in the last 7 days for return flights were CA $165 and CA $170 for one-way flights to Ontario for the period specified. Prices and availability are subject to change. Additional terms apply
| Origin | Destination | Travel dates | Flights from* |
|---|---|---|---|
| PHX | Los Angeles | November 2 to November 14 | CA $165 |
| SFO | San Bernardino | August 13 to August 17 | CA $178 |
| SEA | Los Angeles | October 28 to November 5 | CA $193 |
| SFO | Santa Ana | August 19 to August 19 | CA $302 |
| SEA | Los Angeles | August 13 to August 15 | CA $306 |
| PDX | Santa Ana | September 1 to October 3 | CA $355 |
| PDX | Los Angeles | September 16 to September 19 | CA $362 |
| DFW | Los Angeles | September 16 to September 29 | CA $420 |
| DEN | Santa Ana | October 1 to October 5 | CA $458 |
| DFW | Santa Ana | September 10 to September 19 | CA $458 |
| SFO | Los Angeles | September 5 to September 8 | CA $533 |
| ATL | Los Angeles | October 19 to October 22 | CA $550 |
| DEN | Los Angeles | October 14 to October 18 | CA $617 |
| OAK | Los Angeles | September 19 to September 20 | CA $686 |
| ATL | Santa Ana | August 21 to August 24 | CA $788 |
| Origin | Destination | Travel dates | Flights from* |
|---|---|---|---|
| PDX | Santa Ana | August 2 to August 6 | CA $588 |
| SFO | Santa Ana | August 2 to August 26 | CA $609 |
| PHX | Santa Ana | August 1 to August 8 | CA $690 |
| DFW | Los Angeles | July 31 to August 25 | CA $720 |
| PAE | Los Angeles | August 1 to August 24 | CA $724 |
| PAE | Santa Ana | August 2 to August 8 | CA $816 |
| DFW | Santa Ana | August 1 to August 2 | CA $1,067 |
| SFO | Los Angeles | August 2 to August 26 | CA $1,087 |
| DEN | Santa Ana | July 31 to August 4 | CA $1,244 |
| OAK | Santa Ana | August 1 to August 8 | CA $1,853 |
Your guide to flights to Ontario, CA
WestJet fly to Ontario, so use Travelocity to search, find, and compare some truly tempting deals from the 3 airlines—that way you can be sure you’ve found the best deal for you. A flight to Ontario CA currently costs between CA $165 and CA $1,853. Prices vary, but for the best fares, travel in October when prices are at their lowest.
Top tips for finding cheap flights to Ontario
The cheapest flight for a round trip to Ontario is currently CA $165. When you search for flights to Ontario, enter your preferred travel dates then click on ‘flexible dates’ to compare cheap flight tickets to Ontario for nearby days. The cheapest month to travel to Ontario is November from our list of deals available.
But if you’re flexible about when you travel, you can find great deals on flights across the year. If you’re planning a vacation, you can save more on Travelocity when you bundle flights with car rental and hotel bookings, too. Many airlines currently offer flexible booking options, so look for flights offering no change fees.
How to cancel flights to Ontario
We know plans change, that’s why at Travelocity, we make it as easy as possible for you to cancel or amend your plane tickets. Go to My Trips, enter your itinerary number, then follow the instructions. Many airlines let you cancel flights online free of charge if you booked it in the last 24 hours. Visit Customer Service for more advice.
Why you should book your flight to Ontario with Travelocity
We have top deals on plane tickets even for last minute flights to Ontario, so you can simply type in your travel dates and compare our best prices. Booking with Travelocity means you get flexible cancellation options, 24/7 support, and, thanks to our Price Match Promise, if the airfare drops after you book, you can get a refund! Whether you’re planning a business trip, weekend getaway, or a family vacation—let Travelocity get you to Ontario for less.
Find The Perfect Hotel For After Your Flight
Amazing Place to Stay After Flight to Ontario
Comfort Inn & Suites near Ontario Airport
"Toilets are old and the handles have to be held down to flush. Coffee maker in the room did not work and there were used cups in the refrigerator.The hotel is dated and could use some work, the key card for some of the exits other than the lobby randomly work. There were people walking around with ..."
Reviewed on Jul 29, 2026
Ontario Airport Inn
"Solid place to stay for a night or two. Breakfast is better than what you get at most places."
Reviewed on Jul 29, 2026
Azure Hotel & Suites, Trademark Collection by Wyndham
"hot tub was not hot!!!!!!"
Reviewed on Jul 28, 2026
Hotel Hacienda at Ontario Ranch
Our Top Ontario hotel with Airport Shuttles
Azure Hotel & Suites, Trademark Collection by Wyndham
"hot tub was not hot!!!!!!"
Reviewed on Jul 28, 2026
Delta Hotels by Marriott Ontario Airport
Best Western Ontario Mills Mall
"The only thing that I would update is the elevator it is literally about to breakdown and the buttons sometimes get stuck. Other than that I enjoyed my stay nice size room with a microwave and mini fridge"
Reviewed on Jul 28, 2026
Ayres Suites Ontario at the Mills Mall - Rancho Cucamonga
Luxury Hotels in Ontario
Azure Hotel & Suites, Trademark Collection by Wyndham
"hot tub was not hot!!!!!!"
Reviewed on Jul 28, 2026
Ontario Airport Hotel & Conference Center
Ontario Airport Inn
"Solid place to stay for a night or two. Breakfast is better than what you get at most places."
Reviewed on Jul 29, 2026
Best Western Plus Ontario Airport & Convention Center
Family Friendly Hotels in Ontario
Azure Hotel & Suites, Trademark Collection by Wyndham
"hot tub was not hot!!!!!!"
Reviewed on Jul 28, 2026
Country Inn & Suites by Radisson, Ontario at Ontario Mills, CA
Hotel d’Lins Ontario Airport
Embassy Suites Ontario Airport
"No Netflix, old TVs. No AC. Outrageous deposit. B.S. charges taken from deposit. Just horrible. Embassy Suites never again."
Reviewed on Jul 28, 2026
Need a car after flight to Ontario?
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Plane Tickets To Ontario
Although you may try and resist the urge, you know that when the travel bug comes, there is only one way to get rid of it. Thankfully, Travelocity is here to help nip that travel bug in the bud with great deals on flights to Ontario. Browse through our inventory to explore a wide range of cheap flights to Ontario to solidify your next big trip out of town. Whether you are heading out on a business trip, exploring a place you have never been for pleasure or are bringing the family on the annual vacation, we have the perfect getaway waiting for you. In no time, you will be day dreaming of your plane landing in Ontario as you anxiously await to exit the plane and explore what Ontario has to offer. Considering all the amazing local food and culture in Ontario, we won't hold this against you.
When you are ready to embark on your next big adventure, Travelocity will be right here waiting to open the doors to the garden so that you can go and smell the roses. When you decide to book and travel is entirely up to you, but don't wait too long because we have some of the best deals on the web and they won't last long. Take time to go through our huge selection of cheap flights to Ontario to find the best deals that fit into your budget. If browsing on your phone while your boss isn't looking is more your thing (we promise we won't tell), consider checking out Travelocity's mobile app which allows you to take advantage of all our flights to Ontario without having to compromise your work computer's search history. If you are looking to save even more, you can easily save up to $537 when you bundle one of our cheap flights to Ontario with one of our hotels. So why are you waiting around? There is no better time than now to start booking that next trip. Start your search now to book one of our flights to Ontario today!
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