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₱30,542+ Cheap flights to Ontario
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 10/23. Fares are subject to change and may not be available on all flights or dates of travel.
— ONT
Nov 12 — Nov 191
Flights to Ontario in 2026
Enter your travel dates to find the best prices.
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Best
Last-minute
One-way
Cheapest flights to OntarioExplore the most affordable flight options available to Ontario. Find the lowest fares based on data from user searches, with prices last updated on October 13, 2026.
Explore the most affordable flight options available to Ontario. Find the lowest fares based on data from user searches, with prices last updated on October 13, 2026.
Mon 11/211:50 am -
1 stop20h 05m
Tue 12/299:45 pm -
1 stop20h 55m
Deal found 10/12₱55,815
Tue 12/811:50 am -
1 stop20h 05m
Sat 12/129:45 pm -
1 stop20h 55m
Deal found 10/8₱56,254
Wed 12/2311:50 am -
1 stop20h 05m
Wed 1/279:45 pm -
1 stop20h 55m
Deal found 10/10₱56,317
Mon 11/211:50 am -
1 stop20h 05m
Mon 11/99:45 pm -
1 stop20h 55m
Deal found 10/12₱56,380
Mon 11/211:50 am -
1 stop20h 05m
Mon 1/189:45 pm -
1 stop20h 55m
Deal found 10/8₱56,442
Mon 10/1910:45 am -
1 stop21h 20m
Mon 11/169:45 pm -
1 stop20h 55m
Deal found 10/8₱56,756
Wed 11/2511:50 am -
1 stop20h 05m
Sat 11/289:45 pm -
1 stop20h 55m
Deal found 10/10₱56,881
Mon 11/211:50 am -
1 stop20h 05m
Wed 1/69:45 pm -
1 stop20h 55m
Deal found 10/8₱56,944
Wed 11/1811:50 am -
1 stop20h 05m
Sat 11/289:45 pm -
1 stop20h 55m
Deal found 10/10₱57,007
Wed 11/411:50 am -
1 stop20h 05m
Mon 11/239:45 pm -
1 stop20h 55m
Deal found 10/12₱57,069
Mon 10/1910:45 am -
1 stop21h 20m
Fri 10/2311:30 pm -
1 stop20h 10m
Deal found 10/12₱57,132
Wed 10/2811:50 am -
1 stop20h 05m
Sat 11/79:45 pm -
1 stop20h 55m
Deal found 10/7₱57,446
Best flights to OntarioDiscover 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 October 13, 2026.
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 October 13, 2026.
Mon 2/111:50 am -
1 stop20h 05m
Mon 2/159:45 pm -
1 stop20h 55m
Deal found 10/8₱56,254
Wed 3/176:25 pm -
1 stop14h 40m
Tue 4/612:10 am -
1 stop24h 40m
Deal found 10/11₱64,031
Thu 12/1711:25 pm -
1 stop15h 28m
Sun 1/175:00 am -
2 stops24h 10m
Deal found 10/12₱87,924
Wed 11/1811:50 am -
1 stop20h 05m
Wed 12/29:45 pm -
1 stop20h 55m
Deal found 10/12₱61,459
Thu 10/2910:55 am -
1 stop22h 10m
Sun 11/110:50 pm -
1 stop19h 05m
Deal found 10/10₱64,031
Sat 1/306:25 pm -
1 stop14h 40m
Fri 6/2512:10 am -
1 stop18h 25m
Deal found 10/10₱64,031
Thu 12/1710:55 am -
1 stop22h 10m
Fri 1/810:50 pm -
1 stop26h 15m
Deal found 10/9₱64,031
Sat 1/3010:55 am -
1 stop22h 10m
Fri 2/1210:50 pm -
1 stop19h 05m
Deal found 10/10₱69,236
Fri 1/810:55 am -
1 stop22h 10m
Sat 5/812:10 am -
1 stop18h 25m
Deal found 10/8₱79,207
Fri 1/810:55 am -
1 stop22h 10m
Sun 5/912:10 am -
1 stop24h 40m
Deal found 10/8₱79,207
Sat 12/1210:55 am -
1 stop22h 10m
Sun 12/2710:50 pm -
1 stop26h 15m
Deal found 10/11₱81,340
Last-minute flights to OntarioDiscover last-minute flight deals to Ontario. Data last updated October 13, 2026 and is based on user searches.
Discover last-minute flight deals to Ontario. Data last updated October 13, 2026 and is based on user searches.
Fri 10/1610:45 am -
1 stop21h 20m
Fri 10/2311:30 pm -
1 stop20h 10m
Deal found 10/11₱57,634
Sat 10/1710:45 am -
1 stop21h 20m
Wed 10/2111:30 pm -
1 stop19h 00m
Deal found 10/9₱57,508
Mon 10/1910:45 am -
1 stop21h 20m
Mon 11/169:45 pm -
1 stop20h 55m
Deal found 10/8₱56,756
Mon 10/1910:45 am -
1 stop21h 20m
Fri 10/2311:30 pm -
1 stop20h 10m
Deal found 10/12₱57,132
Mon 11/211:50 am -
1 stop20h 05m
Tue 12/299:45 pm -
1 stop20h 55m
Deal found 10/12₱55,815
Mon 11/211:50 am -
1 stop20h 05m
Mon 11/99:45 pm -
1 stop20h 55m
Deal found 10/12₱56,380
Mon 11/211:50 am -
1 stop20h 05m
Mon 1/189:45 pm -
1 stop20h 55m
Deal found 10/8₱56,442
Mon 11/211:50 am -
1 stop20h 05m
Wed 1/69:45 pm -
1 stop20h 55m
Deal found 10/8₱56,944
Wed 11/411:50 am -
1 stop20h 05m
Mon 11/239:45 pm -
1 stop20h 55m
Deal found 10/12₱57,069
Mon 11/911:50 am -
1 stop20h 05m
Tue 12/89:45 pm -
1 stop20h 55m
Deal found 10/9₱56,317
Wed 11/1811:50 am -
1 stop20h 05m
Sat 11/289:45 pm -
1 stop20h 55m
Deal found 10/10₱57,007
Wed 11/2511:50 am -
1 stop20h 05m
Sat 11/289:45 pm -
1 stop20h 55m
Deal found 10/10₱56,881
One-way flights to OntarioSearch for one-way flight options to Ontario. Find affordable one-way fares based on user searches. Data last updated October 13, 2026.
Search for one-way flight options to Ontario. Find affordable one-way fares based on user searches. Data last updated October 13, 2026.
Fri 10/2312:05 pm -
2 stops20h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10₱30,542
Mon 11/29:40 am -
2 stops21h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12₱32,109
Tue 10/2010:05 am -
2 stops22h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8₱33,175
Tue 12/811:50 am -
1 stop20h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8₱33,677
Mon 11/211:50 am -
1 stop20h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8₱33,740
Mon 3/2910:45 am -
1 stop21h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10₱33,803
Mon 11/911:50 am -
1 stop20h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12₱33,865
Mon 11/23:20 am -
3 stops53h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12₱34,242
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 October 13, 2026.
Cheapflights Fare Finder
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 October 13, 2026.
Use the filters below to find and compare flights to Ontario that are best for you.
Fly from
Route
Depart
Return
Cheapest round-trip
ManilaOntario
MNL Manila Ninoy Aquino Intl - ONT Ontario
MNLONT
Manila Ninoy Aquino Intl
Tue 12/8
11:50 am-3:55 pm
1 stop20h 05m
Ontario
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
₱33,677
ManilaOntario
MNL Manila Ninoy Aquino Intl - ONT Ontario
MNLONT
Manila Ninoy Aquino Intl
Tue 1/19
11:50 am-3:55 pm
1 stop20h 05m
Ontario
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
₱33,803
ManilaOntario
MNL Manila Ninoy Aquino Intl - ONT Ontario
MNLONT
Manila Ninoy Aquino Intl
Fri 1/29
11:50 am-3:55 pm
1 stop20h 05m
Ontario
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
₱33,803
ManilaOntario
MNL Manila Ninoy Aquino Intl - ONT Ontario
MNLONT
Manila Ninoy Aquino Intl
Wed 10/28
11:50 am-4:55 pm
1 stop20h 05m
Ontario
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
₱34,430
ManilaOntario
MNL Manila Ninoy Aquino Intl - ONT Ontario
MNLONT
Manila Ninoy Aquino Intl
Tue 10/20
4:50 pm-6:00 pm
1 stop16h 10m
Ontario
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
₱37,315
Quickest round-trip
ManilaOntario
MNL Manila Ninoy Aquino Intl - ONT Ontario
MNLONT
Manila Ninoy Aquino Intl
Fri 12/11
6:25 pm-5:05 pm
1 stop14h 40m
Ontario
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
₱37,315
ManilaOntario
MNL Manila Ninoy Aquino Intl - ONT Ontario
MNLONT
Manila Ninoy Aquino Intl
Sun 2/14
10:55 am-5:05 pm
1 stop22h 10m
Ontario
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
₱37,315
ManilaOntario
MNL Manila Ninoy Aquino Intl - ONT Ontario
MNLONT
Manila Ninoy Aquino Intl
Sun 11/8
6:25 pm-5:05 pm
1 stop14h 40m
Ontario
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
₱37,315
ManilaOntario
MNL Manila Ninoy Aquino Intl - ONT Ontario
MNLONT
Manila Ninoy Aquino Intl
Thu 1/21
10:55 am-5:05 pm
1 stop22h 10m
Ontario
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
₱37,315
ManilaOntario
MNL Manila Ninoy Aquino Intl - ONT Ontario
MNLONT
Manila Ninoy Aquino Intl
Fri 11/13
6:25 pm-5:05 pm
1 stop14h 40m
Ontario
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
₱37,315
Showing 1-10 of 23 resultsSorted by cheapest first
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 89 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
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).
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 October 13, 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.
STARLUX Airlines
Boarding
8.8
Crew
9.1
Food
8.6
Comfort
8.8
Entertainment
8.7
Overall
8.7
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
STARLUX Airlines
STARLUX Airlines
Boarding
8.8
Crew
9.1
Food
8.6
Comfort
8.8
Entertainment
8.7
Overall
8.7
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
STARLUX Airlines
Boarding
8.8
Crew
9.1
Food
8.6
Comfort
8.8
Entertainment
8.7
Overall
8.7
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
FAQs about flying to Ontario
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Search flights to Ontario by cabin class
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Find the best flight deals from Ontario
Some of the lowest fares we’ve come across for flights from Ontario.
Other flight destinations closest to Ontario
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Complete your trip
Reserve a car rental and hotel room to complete your trip to Ontario.
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Check out other popular destinations found by fellow travelers in 2026
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Browse through the most popular flight routes to the United States at this time.
Fly your favorite airline to Ontario
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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.
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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.