Find flights
Airlines
Travel Guide

₱29,404+ 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 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
— ONT
Jul 25 — Aug 11
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 June 25, 2026.

Wed 8/2610:45 am
MNL
-
ONT
1 stop21h 55m
STARLUX Airlines
Sat 8/2911:55 pm
ONT
-
MNL
1 stop18h 35m
STARLUX Airlines
Deal found 6/24₱50,293
Mon 10/1210:45 am
MNL
-
ONT
1 stop21h 20m
STARLUX Airlines
Fri 10/2311:30 pm
ONT
-
MNL
1 stop20h 10m
STARLUX Airlines
Deal found 6/22₱50,477
Fri 10/1610:45 am
MNL
-
ONT
1 stop21h 20m
STARLUX Airlines
Fri 10/2311:30 pm
ONT
-
MNL
1 stop20h 10m
STARLUX Airlines
Deal found 6/22₱50,599
Fri 8/1410:45 am
MNL
-
ONT
1 stop21h 55m
STARLUX Airlines
Sat 8/2911:55 pm
ONT
-
MNL
1 stop18h 35m
STARLUX Airlines
Deal found 6/24₱50,844
Wed 8/1910:45 am
MNL
-
ONT
1 stop21h 55m
STARLUX Airlines
Wed 8/1911:55 pm
ONT
-
MNL
1 stop18h 35m
STARLUX Airlines
Deal found 6/24₱50,967
Sat 8/1510:45 am
MNL
-
ONT
1 stop21h 55m
STARLUX Airlines
Mon 11/99:45 pm
ONT
-
MNL
1 stop20h 55m
STARLUX Airlines
Deal found 6/21₱51,089
Fri 10/2310:45 am
MNL
-
ONT
1 stop21h 20m
STARLUX Airlines
Mon 11/29:45 pm
ONT
-
MNL
1 stop20h 55m
STARLUX Airlines
Deal found 6/22₱51,273
Mon 6/2210:45 am
MNL
-
ONT
1 stop21h 20m
STARLUX Airlines
Fri 6/2611:10 pm
ONT
-
MNL
1 stop19h 20m
STARLUX Airlines
Deal found 6/21₱52,621
Mon 6/2910:45 am
MNL
-
ONT
1 stop21h 20m
STARLUX Airlines
Fri 7/311:55 pm
ONT
-
MNL
1 stop18h 35m
STARLUX Airlines
Deal found 6/22₱52,805
Fri 8/2110:45 am
MNL
-
ONT
1 stop21h 55m
STARLUX Airlines
Fri 2/59:45 pm
ONT
-
MNL
1 stop20h 55m
STARLUX Airlines
Deal found 6/23₱53,417

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 June 25, 2026.

Round-trip from

₱49,129

One-way from

₱29,404

Popular in

August

Cheapest in

September

Average price

₱48,700
Korean Air
  • Korean Air
  • 10/2-10/11
  • 2 total stops
  • 56h 25m total
  • Manila to Los Angeles
Search Deals
8/30
  • 8/30
  • 2 total stops
  • 53h 08m total
  • Manila to Ontario
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (₱2,816 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (₱644 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 June 25, 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 - ONT

MNLONT

Manila Ninoy Aquino Intl

Fri 11/27

11:50 am-3:55 pm

1 stop20h 05m

Ontario

Fri 1/15

9:45 pm-10:40 am

1 stop20h 55m

₱55,622

ManilaOntario

MNL - ONT

MNLONT

Manila Ninoy Aquino Intl

Thu 11/19

4:55 pm-4:50 pm

1 stop15h 55m

Ontario

Wed 1/20

10:50 pm-3:55 pm

1 stop25h 05m

₱62,667

ManilaOntario

MNL - ONT

MNLONT

Manila Ninoy Aquino Intl

Tue 9/29

10:35 am-6:00 pm

1 stop22h 25m

Ontario

Fri 10/2

12:10 am-9:35 am

1 stop18h 25m

₱62,790
Quickest round-trip

ManilaOntario

MNL - ONT

MNLONT

Manila Ninoy Aquino Intl

Tue 10/27

4:55 pm-5:50 pm

1 stop15h 55m

Ontario

Tue 11/10

7:10 pm-9:55 am

2 stops22h 45m

₱68,119

ManilaOntario

MNL - ONT

MNLONT

Manila Ninoy Aquino Intl

Sun 9/6

10:35 am-6:40 pm

1 stop23h 05m

Ontario

Sat 9/19

12:10 am-4:00 pm

2 stops24h 50m

₱69,344

ManilaOntario

MNL - ONT

MNLONT

Manila Ninoy Aquino Intl

Wed 7/22

10:35 am-6:40 pm

1 stop23h 05m

Ontario

Wed 7/29

12:45 am-3:50 pm

1 stop24h 05m

₱69,528

ManilaOntario

MNL - ONT

MNLONT

Manila Ninoy Aquino Intl

Fri 11/27

11:50 am-10:39 pm

2 stops26h 49m

Ontario

Fri 1/15

12:00 pm-10:40 am

2 stops30h 40m

₱71,856

ManilaOntario

MNL - ONT

MNLONT

Manila Ninoy Aquino Intl

Mon 7/20

10:35 am-6:40 pm

1 stop23h 05m

Ontario

Mon 7/27

12:45 am-3:50 pm

1 stop24h 05m

₱72,591

ManilaOntario

MNL - ONT

MNLONT

Manila Ninoy Aquino Intl

Thu 7/23

10:35 am-6:40 pm

1 stop23h 05m

Ontario

Sat 8/1

12:45 am-3:50 pm

1 stop24h 05m

₱72,591

ManilaOntario

MNL - ONT

MNLONT

Manila Ninoy Aquino Intl

Tue 9/29

8:40 am-10:23 am

1 stop16h 43m

Ontario

Sat 10/3

5:00 am-5:55 am

2 stops57h 55m

₱73,203

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/23

Showing 1-10 of 21 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 June 25, 2026.
Get a feel of what it's like to fly with STARLUX Airlines,China Airlines, andUnited 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
8.9
Very good
Check prices

Comfort

8.9

Boarding

8.9

Food

8.7

Crew

9.2

Entertainment

8.8

Overall

8.9

Reviews

1 / 14
8.0
Excellent

Andrew,Jun 2026

SEA - TPE

Great value for a coach ticket. Fantastic leg room for a 6’3”” man.
STARLUX Airlines
8.9
Very good
STARLUX Airlines
8.9
Very good
Check prices

Comfort

8.9

Boarding

8.9

Food

8.7

Crew

9.2

Entertainment

8.8

Overall

8.9

Reviews

1 / 14
8.0
Excellent

Andrew,Jun 2026

SEA - TPE

Great value for a coach ticket. Fantastic leg room for a 6’3”” man.
China Airlines
8.3
Very good
829 reviews
STARLUX Airlines
8.9
Very good
Check prices

Comfort

8.9

Boarding

8.9

Food

8.7

Crew

9.2

Entertainment

8.8

Overall

8.9

Reviews

1 / 14
8.0
Excellent

Andrew,Jun 2026

SEA - TPE

Great value for a coach ticket. Fantastic leg room for a 6’3”” man.
United Airlines
7.4
Good
9,889 reviews
STARLUX Airlines
8.9
Very good
Check prices

Comfort

8.9

Boarding

8.9

Food

8.7

Crew

9.2

Entertainment

8.8

Overall

8.9

Reviews

1 / 14
8.0
Excellent

Andrew,Jun 2026

SEA - TPE

Great value for a coach ticket. Fantastic leg room for a 6’3”” man.

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

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.

Search flights to Ontario by cabin class

Find flights to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First class flights to Ontario
Business class flights to Ontario
Prem Economy class flights to Ontario
Economy class flights to Ontario

Fly with Cheapflights

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.