This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
— ONT
Dec 4 — Dec 111
Round-trip
1 adult
Economy
Round-trip
1 adult, Economy, 0 bags
Flights to Ontario in 2026
Enter your travel dates to find the best prices.
Cheapest
Best
Last-minute
One-way
Cheapest flights to Ontario
Explore the most affordable flight options available to Ontario. Find the lowest fares based on data from user searches, with prices last updated on November 4, 2026.
Fri 12/2511:50 am -
1 stop20h 05m
Mon 2/159:45 pm -
1 stop20h 55m
Deal found 11/1₱60,531
Sat 12/1211:50 pm -
2 stops39h 09m
Sat 1/97:00 am -
2 stops36h 05m
Deal found 11/3₱60,848
Mon 11/911:50 am -
1 stop20h 05m
Tue 12/19:45 pm -
1 stop20h 55m
Deal found 10/30₱61,229
Mon 11/211:50 am -
1 stop20h 05m
Fri 11/69:45 pm -
1 stop20h 55m
Deal found 11/1₱61,737
Mon 11/211:50 am -
1 stop20h 05m
Sun 11/86:20 am -
2 stops23h 50m
Deal found 11/1₱61,927
Wed 11/1111:50 am -
1 stop20h 05m
Wed 11/259:45 pm -
1 stop20h 55m
Deal found 10/31₱62,625
Wed 11/1111:50 pm -
2 stops34h 27m
Wed 11/189:45 pm -
1 stop20h 55m
Deal found 11/3₱62,752
Mon 11/2310:55 am -
1 stop22h 10m
Wed 1/2710:50 pm -
1 stop19h 05m
Deal found 10/30₱63,830
Sun 11/110:55 am -
1 stop22h 10m
Sat 11/1410:50 pm -
1 stop26h 15m
Deal found 10/31₱64,021
Fri 11/206:25 pm -
1 stop14h 40m
Sun 11/2910:50 pm -
1 stop26h 15m
Deal found 10/31₱64,148
Sat 11/710:55 am -
1 stop22h 10m
Wed 11/1110:50 pm -
1 stop19h 05m
Deal found 10/31₱64,211
Sat 11/2110:55 am -
1 stop22h 10m
Mon 12/710:50 pm -
1 stop26h 15m
Deal found 10/30₱64,275
Best flights to Ontario
Discover carefully curated flight deals to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 4, 2026.
Mon 11/2310:55 am -
1 stop22h 10m
Wed 1/2710:50 pm -
1 stop19h 05m
Deal found 11/3₱64,719
Mon 11/2311:35 pm -
2 stops33h 41m
Wed 1/273:35 pm -
2 stops38h 35m
Deal found 10/31₱75,886
Fri 1/2910:55 am -
1 stop22h 10m
Fri 2/2610:50 pm -
2 stops24h 10m
Deal found 10/30₱78,234
Fri 11/2011:25 pm -
1 stop15h 23m
Tue 11/245:00 am -
2 stops33h 50m
Deal found 11/3₱85,213
Thu 11/126:25 pm -
1 stop14h 40m
Wed 12/3010:50 pm -
1 stop19h 05m
Deal found 11/3₱64,719
Mon 11/2310:55 am -
1 stop22h 10m
Fri 11/2710:50 pm -
1 stop19h 05m
Deal found 11/3₱65,163
Thu 11/126:25 pm -
1 stop14h 40m
Thu 12/3110:50 pm -
1 stop19h 05m
Deal found 11/3₱68,208
Mon 11/911:25 pm -
1 stop15h 23m
Fri 11/135:00 am -
2 stops24h 10m
Deal found 11/2₱85,467
Mon 11/96:25 pm -
1 stop14h 40m
Fri 11/1310:50 pm -
1 stop26h 15m
Deal found 11/2₱68,526
Wed 12/2310:55 am -
1 stop22h 10m
Thu 4/2912:10 am -
1 stop24h 40m
Deal found 11/3₱68,653
Wed 11/186:25 pm -
1 stop14h 40m
Sat 12/1910:50 pm -
1 stop26h 15m
Deal found 11/1₱105,390
Last-minute flights to Ontario
Discover last-minute flight deals to Ontario. Data last updated November 4, 2026 and is based on user searches.
Sat 11/710:55 am -
1 stop22h 10m
Wed 11/1110:50 pm -
1 stop19h 05m
Deal found 10/31₱64,211
Mon 11/911:50 am -
1 stop20h 05m
Tue 12/19:45 pm -
1 stop20h 55m
Deal found 10/30₱61,229
Wed 11/1111:50 am -
1 stop20h 05m
Wed 11/259:45 pm -
1 stop20h 55m
Deal found 10/31₱62,625
Wed 11/1111:50 pm -
2 stops34h 27m
Wed 11/189:45 pm -
1 stop20h 55m
Deal found 11/3₱62,752
Fri 11/206:25 pm -
1 stop14h 40m
Sun 11/2910:50 pm -
1 stop26h 15m
Deal found 10/31₱64,148
Sun 11/2210:55 am -
1 stop22h 10m
Fri 12/410:50 pm -
1 stop26h 15m
Deal found 10/30₱64,021
Mon 11/2310:55 am -
1 stop22h 10m
Wed 1/2710:50 pm -
1 stop19h 05m
Deal found 10/31₱64,401
Mon 11/2311:50 am -
1 stop20h 05m
Wed 1/279:45 pm -
1 stop20h 55m
Deal found 11/1₱64,465
Fri 12/410:55 am -
1 stop22h 10m
Tue 12/810:50 pm -
1 stop26h 15m
Deal found 11/4₱64,782
Sat 12/1211:50 pm -
2 stops39h 09m
Sat 1/97:00 am -
2 stops36h 05m
Deal found 11/3₱60,848
Fri 12/2511:50 am -
1 stop20h 05m
Mon 2/159:45 pm -
1 stop20h 55m
Deal found 11/1₱60,531
One-way flights to Ontario
Search for one-way flight options to Ontario. Find affordable one-way fares based on user searches. Data last updated November 4, 2026.
Tue 12/16:30 pm -
2 stops39h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3₱32,106
Sat 12/1211:50 pm -
2 stops39h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30₱32,867
Mon 11/2312:00 pm -
3 stops47h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2₱33,375
Wed 11/2511:50 pm -
2 stops51h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3₱34,326
Mon 11/911:45 am -
2 stops22h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31₱34,453
Fri 12/117:45 am -
3 stops31h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31₱34,897
Fri 11/206:30 pm -
2 stops28h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4₱35,215
Fri 1/2912:15 pm -
3 stops58h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31₱35,342
Tue 12/811:25 pm -
3 stops39h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4₱35,595
Fri 12/1111:50 am -
1 stop20h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31₱35,786
Wed 12/911:50 am -
1 stop20h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31₱35,849
Find flight deals to Ontario
Find the latest flights to Ontario in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 7,457,451 searches and data was last updated on November 4, 2026.
Locate flights to Ontario that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 7,457,451 searches and data was last updated on November 4, 2026.
Use the filters below to find and compare flights to Ontario that are best for you.
Fly from
Route
Depart
Return
Price
Cheapest round-trip
ManilaOntario
MNL Manila Ninoy Aquino Intl - ONT Ontario
MNLONT
Manila Ninoy Aquino Intl
Sun 4/25
4:50 pm-6:00 pm
1 stop16h 10m
Ontario
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
₱37,689
Quickest round-trip
ManilaOntario
MNL Manila Ninoy Aquino Intl - ONT Ontario
MNLONT
Manila Ninoy Aquino Intl
Thu 1/14
6:25 pm-5:05 pm
1 stop14h 40m
Ontario
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
₱37,689
ManilaOntario
MNL Manila Ninoy Aquino Intl - ONT Ontario
MNLONT
Manila Ninoy Aquino Intl
Thu 1/21
6:25 pm-5:05 pm
1 stop14h 40m
Ontario
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
₱37,689
ManilaOntario
MNL Manila Ninoy Aquino Intl - ONT Ontario
MNLONT
Manila Ninoy Aquino Intl
Wed 4/28
10:35 am-6:00 pm
1 stop22h 25m
Ontario
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
₱37,689
ManilaOntario
MNL Manila Ninoy Aquino Intl - ONT Ontario
MNLONT
Manila Ninoy Aquino Intl
Fri 2/19
10:55 am-5:05 pm
1 stop22h 10m
Ontario
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
₱37,689
ManilaOntario
MNL Manila Ninoy Aquino Intl - ONT Ontario
MNLONT
Manila Ninoy Aquino Intl
Mon 11/9
10:55 am-5:05 pm
1 stop22h 10m
Ontario
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
₱37,816
ManilaOntario
MNL Manila Ninoy Aquino Intl - ONT Ontario
MNLONT
Manila Ninoy Aquino Intl
Wed 4/7
4:50 pm-6:00 pm
1 stop16h 10m
Ontario
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
₱39,529
ManilaOntario
MNL Manila Ninoy Aquino Intl - ONT Ontario
MNLONT
Manila Ninoy Aquino Intl
Sat 2/27
12:50 pm-10:39 pm
2 stops25h 49m
Ontario
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
₱40,354
ManilaOntario
MNL Manila Ninoy Aquino Intl - ONT Ontario
MNLONT
Manila Ninoy Aquino Intl
Tue 11/24
10:55 am-5:05 pm
1 stop22h 10m
Ontario
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
₱42,258
ManilaOntario
MNL Manila Ninoy Aquino Intl - ONT Ontario
MNLONT
Manila Ninoy Aquino Intl
Sun 11/15
6:25 pm-5:05 pm
1 stop14h 40m
Ontario
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
₱42,258
Flights are sorted by cheapest round-trip flights first.
Deals found on 11/2
Showing 1-10 of 23 resultsSorted by cheapest first
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2
3
Best time to book a flight to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario with our price prediction graph.
MNL-ONT
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight to Ontario
Prices
Airlines
More
When is the best time to book a flight to Ontario?
The price you pay for your flight to Ontario may vary depending on when you book. For the best chance of a lower fare, look to book 56 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What are the cheapest airlines that fly to Ontario?
The cheapest airlines flying from Manila to Ontario are STARLUX Airlines and China Airlines.
Rainfall in Ontario by month
Plan your trip to Ontario by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Ontario ranges from 3.0 - 86.0 inches per month. February is typically the wettest month, when rainfall can reach 86.0 mm. June is typically the driest time to visit Ontario when rainfall is around 3.0 mm.
Temperature in Ontario by month
Plan your trip to Ontario by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 26.0 C. Travelers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 12.0 C).
How long is the flight to Ontario?
On average, a flight from Manila to Ontario takes 14 hours 40 minutes. Flights to Ontario from other popular cities in Philippines will vary in length. Below are a few examples of popular routes and their flight times.
Reviews of airlines servicing Ontario
Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated November 4, 2026.
Get a feel of what it's like to fly with STARLUX Airlines and China Airlines to the United States by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Communication from other airlines. They were not aware that my connecting flight was late. I booked everything here but no one took care of it by checking.
Communication from other airlines. They were not aware that my connecting flight was late. I booked everything here but no one took care of it by checking.
Communication from other airlines. They were not aware that my connecting flight was late. I booked everything here but no one took care of it by checking.
FAQs about flying to Ontario
What airport do you fly into for flights to Ontario?
Ontario (ONT), located 4.9 km from the city center, is the airport you fly into when you book flights to Ontario.
Can I find cheaper flights to Ontario if I am willing to have layovers?
Yes, flights with layovers are often cheaper than direct flights. Keep an eye out for flight deals to Ontario on Cheapflights that require 1 or 2 stops for potential cost savings.
Yes. Ontario has hotels nearby for those requiring accommodations. Delta Hotels by Marriott Ontario Airport is the closest property to Ontario (0.0 km away from Ontario).
Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights to Ontario?
When you search for this flight to Ontario, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.
Why should you use Cheapflights to find cheap flight tickets to Ontario?
Millions of users choose and trust Cheapflights to book the best flight deals to Ontario for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.
Can Cheapflights find flights to Ontario with no change fees?
Yes, we can. To see specific flights to Ontario with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Can Cheapflights notify me if prices for flights to Ontario become cheaper?
Yes! Start tracking prices for Ontario flights today and get alerted when prices change. To subscribe and begin receiving alerts, click the bell icon next to the flight deals above and provide your email address.
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