Find flights
Airlines

₱6,980+ Cheap flights from 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 4/15. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ONT — MNL
Apr 22 — Apr 291
1 adult
1 adult, Economy, 0 bags

Find flights from Ontario within your budget

 
Find flights departing from Ontario that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on March 23, 2026. In the last 7 days, Cheapflights users made a total of 411,093 searches

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioManila

ONT - MNL

ONTMNL

Ontario

Mon 5/4

7:00 am-10:05 pm

2 stops24h 05m

Manila Ninoy Aquino Intl

Mon 5/11

11:30 pm-5:10 pm

2 stops32h 40m

₱46,716

OntarioCebu City

ONT - CEB

ONTCEB

Ontario

Wed 8/26

11:45 pm-7:05 pm

1 stop28h 20m

Cebu City Mactan Intl

Wed 9/9

10:50 am-5:05 pm

1 stop21h 15m

₱47,909

OntarioManila

ONT - MNL

ONTMNL

Ontario

Wed 4/8

6:00 am-10:55 am

2 stops37h 55m

Manila Ninoy Aquino Intl

Sun 5/3

12:20 pm-5:15 pm

2 stops43h 55m

₱50,594

OntarioCebu City

ONT - CEB

ONTCEB

Ontario

Wed 8/26

5:00 am-10:05 pm

2 stops26h 05m

Cebu City Mactan Intl

Wed 9/9

9:15 am-6:11 pm

2 stops23h 56m

₱55,307

OntarioCebu City

ONT - CEB

ONTCEB

Ontario

Sun 9/13

8:00 am-10:05 pm

2 stops23h 05m

Cebu City Mactan Intl

Fri 10/2

9:15 am-5:18 pm

2 stops23h 03m

₱61,035

OntarioManila

ONT - MNL

ONTMNL

Ontario

Fri 8/7

1:18 pm-5:55 am

2 stops25h 37m

Manila Ninoy Aquino Intl

Fri 8/28

9:20 pm-10:58 pm

1 stop16h 38m

₱61,273

OntarioCebu City

ONT - CEB

ONTCEB

Ontario

Mon 5/4

7:00 am-11:30 pm

2 stops25h 30m

Cebu City Mactan Intl

Wed 5/27

1:00 am-5:10 pm

2 stops31h 10m

₱63,302
Quickest round-trip

OntarioManila

ONT - MNL

ONTMNL

Ontario

Mon 5/11

10:37 am-7:00 pm

1 stop17h 23m

Manila Ninoy Aquino Intl

Fri 7/17

9:20 pm-10:37 pm

1 stop16h 17m

₱63,779

OntarioCebu City

ONT - CEB

ONTCEB

Ontario

Sun 5/3

6:00 am-10:05 pm

2 stops25h 05m

Cebu City Mactan Intl

Mon 5/18

9:15 am-5:52 pm

2 stops23h 37m

₱67,239

OntarioCebu City

ONT - CEB

ONTCEB

Ontario

Tue 4/28

7:00 am-11:30 pm

2 stops25h 30m

Cebu City Mactan Intl

Mon 6/8

1:00 am-5:19 pm

2 stops31h 19m

₱68,075

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/19

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from Ontario

Have a flexible travel schedule? Discover the best time to fly from 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.

Travel insights for flights from Ontario

Get recent, data-driven insights about flights from Ontario including ideal travel times, pricing trends, and more.

When is the best time to book a flight from Ontario?

Use this chart to determine the optimal time to book a round-trip flight from Ontario to Manila. Price data was last updated on March 13, 2026.

The best time to book flights from Ontario is 84 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Ontario?

Currently, April is the cheapest month in which you can book a flight from Ontario (average of ₱30,487). Flying from Ontario in December will prove the most costly (average of ₱49,699). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from Ontario?

Only one airline operates round-trip flights from Ontario: China Airlines. This airline flies to the following popular destinations: Manila.

China Airlines
China Airlines
From ₱32,295

What are popular destinations to fly to from Ontario?

If you’re flying from Ontario, these routes are more frequently taken by airlines Seattle (113 flights per day), Dallas (108 flights per day) and Phoenix (86 flights per day).

Dallas/Fort Worth
Dallas/Fort Worth
From ₱13,441
San Francisco
San Francisco
From ₱23,209

What is the cheapest place to fly to from Ontario?

The cheapest city to fly to from Ontario is Dallas/Fort Worth, with prices starting at ₱13,441. Explore other affordable destinations below.

Dallas/Fort Worth
Dallas/Fort Worth
From ₱13,441
San Francisco
San Francisco
From ₱23,209

Airline reviews for flights from Ontario

Read reviews and ratings of airlines operating flights from Ontario. Gain insights into the quality of service, in-flight amenities, customer experiences, and overall satisfaction to choose the best airline for your Ontario travel. Please note that the reviews are sourced from user searches and were last updated on March 23, 2026. In the last 7 days, Cheapflights users made a total of 411,093 searches.
Get a feel of what it's like to fly with China Airlines from Ontario 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.
China Airlines
8.3
Very good
817 reviews
Check prices

Comfort

8.0

Overall

8.3

Food

7.8

Boarding

8.3

Crew

8.5

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

A,Feb 2026

SEA - TPE

China Airlines has improved significantly over the years. This is the first time we fly on their business class after 20+ years. Both hardware and services impressed us. Will definitely fly with again in the future.
China Airlines
8.3
Very good
817 reviews
China Airlines
8.3
Very good
817 reviews
Check prices

Comfort

8.0

Overall

8.3

Food

7.8

Boarding

8.3

Crew

8.5

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

A,Feb 2026

SEA - TPE

China Airlines has improved significantly over the years. This is the first time we fly on their business class after 20+ years. Both hardware and services impressed us. Will definitely fly with again in the future.

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.

Fly your favorite airline from Ontario

Browse through various options for flying your favorite airline from Ontario. Flight routes are based on user searches made on Cheapflights and were last updated on March 23, 2026.
China Airlines flights from Ontario to Manila

Related info for your journey

Access useful and relevant information related to your journey from Ontario. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated March 23, 2026.

  • What are the most popular destinations to fly to from Ontario?

    For the current month, the most popular flights from Ontario are Las Vegas, Dallas/Fort Worth Airport, Denver. Las Vegas, Dallas/Fort Worth Airport, Denver are the most popular locations from Ontario year round.

  • What is the cheapest flight from Ontario to anywhere?

    Users have flown out of Ontario for as low as ₱13,441 to Dallas Love Field Airport (prices may vary depending on the airline and departure time). On average, users have booked flights for ₱22,949 to fly from Ontario.

  • What is the cheapest premium economy flight from Ontario?

    If you're looking for an elevated level of comfort for your next adventure, premium economy flights from Ontario may suit your needs. The cheapest premium economy flights from Ontario are:
    Fly from Ontario to Denver starting at ₱50,138
    Fly from Ontario to Taipei City Taiwan Taoyuan Intl Airport starting at ₱125,157

  • What is the cheapest month to fly from Ontario?

    April is currently the cheapest month to fly from Ontario. At this moment in time December is the most expensive month. These prices are determined by multiple factors and booking in advance can help keep costs down if your schedule is not as flexible.

  • Where are the cheapest places to fly to from Ontario?

    Check out the cheapest flights from Ontario to embark to:
    Fly from Ontario to Manila from ₱39,019
    Fly from Ontario to Angeles City from ₱53,099

  • How does Cheapflights help users find flights from Ontario?

    Cheapflights makes it easy to find flights from Ontario by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

  • Why should you use Cheapflights to find cheap flight tickets from Ontario?

    Cheapflights helps you find that perfect flight from Ontario by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

  • Can Cheapflights find flights from Ontario with no change fees?

    Users can book flights with no change fees policies with our dedicated filters. Book flights from Ontario flexibly with Cheapflights today.

  • Can Cheapflights notify me if prices for flights from Ontario become cheaper?

    Yes! Start tracking prices for flights from Ontario today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive the alerts.

See more FAQs

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 from Ontario?

Cheapflights makes it easy to find flights from Ontario by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Ontario?

Cheapflights helps you find that perfect flight from Ontario by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Ontario with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Ontario flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Ontario become cheaper?

Yes! Start tracking prices for flights from Ontario today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive the alerts.

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.