Cheap Flight Deals to Ontario CA from CA $203
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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 $166 and CA $203 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* |
|---|---|---|---|
| SFO | San Bernardino | July 23 to July 26 | CA $166 |
| SFO | Santa Ana | August 4 to August 15 | CA $269 |
| SEA | Santa Ana | August 22 to August 29 | CA $329 |
| SEA | Los Angeles | August 22 to August 29 | CA $344 |
| PDX | Santa Ana | August 31 to September 7 | CA $357 |
| PDX | Los Angeles | August 20 to August 25 | CA $413 |
| SEA | Los Angeles | August 26 to September 5 | CA $475 |
| DFW | Santa Ana | August 11 to August 17 | CA $509 |
| DEN | Santa Ana | July 29 to August 5 | CA $511 |
| DFW | Los Angeles | July 11 to July 18 | CA $558 |
| DEN | Los Angeles | July 14 to July 21 | CA $650 |
| ATL | Los Angeles | August 29 to September 8 | CA $650 |
| SFO | Los Angeles | July 7 to July 8 | CA $688 |
| ATL | Los Angeles | June 29 to June 30 | CA $692 |
| PHX | Los Angeles | July 3 to July 4 | CA $854 |
| Origin | Destination | Travel dates | Flights from* |
|---|---|---|---|
| SFO | San Bernardino | June 19 to June 22 | CA $326 |
| SFO | Santa Ana | June 21 to June 21 | CA $674 |
| SEA | Santa Ana | June 21 to June 24 | CA $777 |
| PHX | Santa Ana | June 19 to June 21 | CA $788 |
| SEA | Los Angeles | June 19 to June 21 | CA $853 |
| DFW | Santa Ana | June 21 to June 27 | CA $1,040 |
| ATL | Los Angeles | June 19 to June 29 | CA $1,191 |
| DEN | Los Angeles | June 19 to June 21 | CA $1,440 |
| DEN | Santa Ana | June 19 to June 21 | CA $1,611 |
Your guide to flights to Ontario, CA
WestJet, Delta fly to Ontario, so use Travelocity to search, find, and compare some truly tempting deals from the 2 airlines—that way you can be sure you’ve found the best deal for you. A flight to Ontario CA currently costs between CA $166 and CA $1,611. 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 $166. 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 October 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
"Outdated but moderately clean"
Reviewed on Jun 11, 2026
Ontario Airport Inn
"Good place to crash for the night while on some travels. Clean room, comfortable bed, good water pressure and hot water. Would recommend for a no frills, economical stay."
Reviewed on Jun 12, 2026
Azure Hotel & Suites, Trademark Collection by Wyndham
"Spacious and clean rooms! I didn't try the breakfast buffet but the space looks nice. Quiet area suitable of you're looking for peace and quiet. Bonus feature: The microwave! A lot of places dont have microwaves these days"
Reviewed on Jun 13, 2026
Hotel Hacienda at Ontario Ranch
"Nice"
Reviewed on Jun 6, 2026
Our Top Ontario hotel with Airport Shuttles
Azure Hotel & Suites, Trademark Collection by Wyndham
"Spacious and clean rooms! I didn't try the breakfast buffet but the space looks nice. Quiet area suitable of you're looking for peace and quiet. Bonus feature: The microwave! A lot of places dont have microwaves these days"
Reviewed on Jun 13, 2026
Delta Hotels by Marriott Ontario Airport
"Place is gorgeous except that I had issues with the sink being clogged and the shower handle was broken"
Reviewed on Jun 9, 2026
Best Western Ontario Mills Mall
"Easy check in, amazing staff, clean, comfortable, great location"
Reviewed on Jun 12, 2026
Ayres Suites Ontario at the Mills Mall - Rancho Cucamonga
"Great,"
Reviewed on Jun 13, 2026
Luxury Hotels in Ontario
Azure Hotel & Suites, Trademark Collection by Wyndham
"Spacious and clean rooms! I didn't try the breakfast buffet but the space looks nice. Quiet area suitable of you're looking for peace and quiet. Bonus feature: The microwave! A lot of places dont have microwaves these days"
Reviewed on Jun 13, 2026
Ontario Airport Hotel & Conference Center
"Mixed bag The property is undergoing renovation and is slated to be rebranded as a Hyatt Regency property later in 2026 The room was very comfortable. In particular, the beds and linens were outstanding. We had booked a property that ported to have food and drinks available, but when we arrived at ..."
Reviewed on Jun 11, 2026
Ontario Airport Inn
"Good place to crash for the night while on some travels. Clean room, comfortable bed, good water pressure and hot water. Would recommend for a no frills, economical stay."
Reviewed on Jun 12, 2026
Best Western Plus Ontario Airport & Convention Center
"Clean room; staff very helpful; breakfast very good; parking okay."
Reviewed on Jun 12, 2026
Family Friendly Hotels in Ontario
Azure Hotel & Suites, Trademark Collection by Wyndham
"Spacious and clean rooms! I didn't try the breakfast buffet but the space looks nice. Quiet area suitable of you're looking for peace and quiet. Bonus feature: The microwave! A lot of places dont have microwaves these days"
Reviewed on Jun 13, 2026
Country Inn & Suites by Radisson, Ontario at Ontario Mills, CA
"I don’t know how this hotel got such a high rating! It is absolutely disgusting and dirty inside the rooms!!! The furniture is filthy, stained , broken/worn down . The tub and fixtures are so old. The shampoo /conditioner bottle were dirty . I would never have stayed here by choice ( especially with ..."
Reviewed on Jun 12, 2026
Hotel d’Lins Ontario Airport
Embassy Suites Ontario Airport
"Room and facilities were good. Parking was a challenge. Had to pay for parking and ended up parking on the street because the parking lot was full after I and others circled for more than 10 minutes."
Reviewed on Jun 8, 2026
Need a car after flight to Ontario?
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Frequently asked questions
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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