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₱27,633+ Cheap flights to Ontario

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/28. Fares are subject to change and may not be available on all flights or dates of travel.
— ONT
Sep 4 — Sep 111
1 adult
1 adult, Economy, 0 bags

Flights to Ontario in 2026

Enter your travel dates to find the best prices.

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 August 5, 2026.

Wed 8/2610:45 am -
1 stop21h 55m
Sat 9/1211:30 pm -
1 stop19h 00m
Deal found 7/31₱44,103
Mon 10/510:45 am -
1 stop21h 20m
Mon 10/1911:30 pm -
1 stop19h 00m
Deal found 7/31₱44,164
Sat 10/1710:45 am -
1 stop21h 20m
Wed 10/2810:45 pm -
1 stop20h 55m
Deal found 8/2₱44,347
Fri 9/410:45 am -
1 stop21h 20m
Fri 9/1811:30 pm -
1 stop19h 00m
Deal found 8/3₱44,469
Wed 9/210:45 am -
1 stop21h 20m
Wed 9/2311:30 pm -
1 stop19h 00m
Deal found 8/3₱44,652
Fri 9/410:45 am -
1 stop21h 20m
Wed 9/1611:30 pm -
1 stop19h 00m
Deal found 7/31₱44,713
Wed 8/1910:45 am -
1 stop21h 55m
Fri 1/19:45 pm -
1 stop20h 55m
Deal found 7/31₱45,262
Mon 9/710:45 am -
1 stop21h 20m
Wed 10/711:30 pm -
1 stop19h 00m
Deal found 7/31₱45,323
Mon 9/74:50 pm -
1 stop16h 50m
Sat 9/1912:10 am -
1 stop18h 25m
Deal found 7/31₱45,933
Tue 9/2210:35 am -
1 stop22h 25m
Mon 3/1511:50 pm -
1 stop26h 15m
Deal found 7/30₱46,238
Sat 10/1710:45 am -
1 stop21h 20m
Fri 10/3010:45 pm -
1 stop20h 55m
Deal found 8/2₱46,482
Mon 8/314:50 pm -
1 stop16h 50m
Sun 9/1312:45 am -
1 stop17h 50m
Deal found 7/31₱46,543

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 411,093 searches and data was last updated on August 5, 2026.

Round-trip from

₱46,177

One-way from

₱27,633

Popular in

July

Cheapest in

April

Average price

₱53,802
Asiana Airlines
  • Asiana Airlines
  • 9/15-2/15
  • 2 total stops
  • 44h 15m total
  • Manila to Los Angeles
Search Deals
STARLUX Airlines
  • STARLUX Airlines
  • 8/28
  • 1 total stop
  • 21h 55m total
  • Manila to Ontario
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (₱4,767 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (₱586 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

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 411,093 searches and data was last updated on August 5, 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
Quickest round-trip

ManilaOntario

MNL - ONT

MNLONT

Manila Ninoy Aquino Intl

Mon 11/16

6:25 pm-5:05 pm

1 stop14h 40m

Ontario

Tue 12/8

10:50 pm-9:55 am

1 stop19h 05m

₱55,510

ManilaOntario

MNL - ONT

MNLONT

Manila Ninoy Aquino Intl

Wed 11/4

10:55 am-5:05 pm

1 stop22h 10m

Ontario

Thu 11/12

10:50 pm-9:55 am

1 stop19h 05m

₱57,401

ManilaOntario

MNL - ONT

MNLONT

Manila Ninoy Aquino Intl

Mon 11/2

10:55 am-5:05 pm

1 stop22h 10m

Ontario

Fri 11/13

10:50 pm-9:55 am

1 stop19h 05m

₱57,401

ManilaOntario

MNL - ONT

MNLONT

Manila Ninoy Aquino Intl

Fri 10/30

10:55 am-6:05 pm

1 stop22h 10m

Ontario

Thu 11/12

10:50 pm-5:05 pm

1 stop26h 15m

₱57,401

ManilaOntario

MNL - ONT

MNLONT

Manila Ninoy Aquino Intl

Mon 11/2

6:25 pm-5:05 pm

1 stop14h 40m

Ontario

Wed 11/11

10:50 pm-5:05 pm

1 stop26h 15m

₱57,401

ManilaOntario

MNL - ONT

MNLONT

Manila Ninoy Aquino Intl

Thu 8/20

4:50 pm-6:40 pm

1 stop16h 50m

Ontario

Wed 10/7

12:10 am-3:50 pm

1 stop24h 40m

₱58,438

ManilaOntario

MNL - ONT

MNLONT

Manila Ninoy Aquino Intl

Sun 11/15

6:25 pm-5:05 pm

1 stop14h 40m

Ontario

Sun 12/13

10:50 pm-5:05 pm

1 stop26h 15m

₱60,207

ManilaOntario

MNL - ONT

MNLONT

Manila Ninoy Aquino Intl

Thu 11/19

6:25 pm-5:05 pm

1 stop14h 40m

Ontario

Sat 12/12

10:50 pm-9:55 am

1 stop19h 05m

₱70,944

ManilaOntario

MNL - ONT

MNLONT

Manila Ninoy Aquino Intl

Tue 9/8

8:40 am-12:12 pm

1 stop18h 32m

Ontario

Tue 9/22

1:18 pm-5:55 am

2 stops25h 37m

₱75,092

ManilaOntario

MNL - ONT

MNLONT

Manila Ninoy Aquino Intl

Thu 8/20

9:20 pm-10:59 pm

1 stop16h 39m

Ontario

Sat 10/10

1:22 pm-5:55 am

2 stops49h 33m

₱78,081

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 24 resultsSorted by cheapest first
1
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.
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

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.

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 August 5, 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
8.8
Very good
Check prices

Comfort

8.8

Overall

8.8

Crew

9.1

Entertainment

8.7

Boarding

8.9

Food

8.6

Reviews

1 / 15
8.0
Excellent

Anonymous,Jul 2026

TPE - CRK

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.
STARLUX Airlines
8.8
Very good
STARLUX Airlines
8.8
Very good
Check prices

Comfort

8.8

Overall

8.8

Crew

9.1

Entertainment

8.7

Boarding

8.9

Food

8.6

Reviews

1 / 15
8.0
Excellent

Anonymous,Jul 2026

TPE - CRK

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.
China Airlines
8.3
Very good
838 reviews
STARLUX Airlines
8.8
Very good
Check prices

Comfort

8.8

Overall

8.8

Crew

9.1

Entertainment

8.7

Boarding

8.9

Food

8.6

Reviews

1 / 15
8.0
Excellent

Anonymous,Jul 2026

TPE - CRK

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.

  • What is the best airline to fly to Ontario?

    Based on reviews from Cheapflights users, STARLUX Airlines is rated the highest out of the airlines that fly to Ontario.

  • Does Ontario have rental cars?

    Yes. Those touching down at Ontario can take advantage of the rental car services offered upon their arrival.

  • Are there hotels close to Ontario?

    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).

See more FAQs

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How does Cheapflights help users find flights to Ontario?

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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.

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