How long is the flight from Ontario to Asia?

China Airlines, Delta, and Korean Air can get you from Ontario to Asia in just under 19h 05m. Your travel time can differ by up to 6h 40m. Airlines will cover a distance of 7327 mi. Both multi-stop and nonstop flights can be found to your destination and back.

What are the cheapest airlines to fly from Ontario to Asia one-way?

$302 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Alaska Airlines and Delta, with prices starting from $345 and $352, respectively.

In terms of precipitation, rainfall in Asia ranges from 0.4 - 15.7 inches per month. July is typically the wettest month, when rainfall can reach 15.7 in. February is typically the driest time to visit Asia when rainfall is around 0.4 in.

If weather is an important factor for your trip to Asia, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 78.8 F).

What are the most popular routes from Ontario to Asia?

The most popular route from Ontario to Asia is Ontario - Tokyo Narita. You may also consider Ontario - Tokyo Haneda or Ontario - Taipei City Taiwan Taoyuan Intl.

What are the most popular airlines that fly from Ontario to Asia?

Consider China Airlines, STARLUX Airlines or United Airlines when booking your flight. These represent the most popular airlines when flying from Ontario to Asia.

What airport do you fly from for flights from Ontario to Asia?

If you book a flight to Asia from Ontario, you will be flying from Ontario, which is the city’s only airport. Ontario (ONT) is located 3.1 mi from the center of Ontario.

Can I find deals for flights from Ontario to Asia that include hotel bookings?

Yes. In addition to deals on Ontario to Asia flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Ontario to Asia?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Asia.

Can I find deals for business class flights from Ontario to Asia?

Yes. Cheapflights offers flight deals from Ontario to Asia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$302+ Flights from Ontario to Asia

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Cheap flight deals from Ontario to Asia

Most accurate provider	Justfly.com 3 stars
Most trusted provider	Justfly.com 3 stars
Round-trip from	$656 (SmartFares)
One-way from	$302 (United Airlines)
Popular in	December
Cheapest in	September
Average price	$762
Good round-trip deal	$720 or less
Good one-way deal	$412 or less

Provider with most accurate pricing for Los Angeles-Manila Ninoy Aquino Intl flight deals.

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Provider most trusted by Cheapflights users for Los Angeles-Manila Ninoy Aquino Intl flights.

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From Ontario to Asia

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One-way flight from Ontario to Asia

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Highest demand for flights based on searches. 10% potential increase in price ($109 potential increase over avg. RT price).

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Cheapest flight prices on average. 5% potential price decrease ($48 potential savings vs. average RT price).

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Average for round-trip flights in October 2025

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Price to beat on a round-trip flight from Ontario to Asia.

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Price to beat on a one-way flight from Ontario to Asia.

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Find flight deals from Ontario to Asia

Cheapest flights from Ontario to Asia
Explore the most affordable flight options available from Ontario to Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

Wed 11/1210:50 pmONT - MNL

1 stop19h 05mChina Airlines

Wed 11/194:55 pmMNL - ONT

1 stop15h 55mChina Airlines

Deal found 10/27

$668

Fri 12/510:12 pmONT - NRT

1 stop28h 43mMultiple Airlines

Tue 12/162:45 pmNRT - ONT

2 stops23h 32mMultiple Airlines

Deal found 10/29

$680

Tue 11/256:45 amONT - MNL

2 stops23h 40mKorean Air

Mon 12/13:10 amMNL - ONT

2 stops29h 58mKorean Air

Deal found 10/28

$682

Wed 11/2610:50 pmONT - MNL

1 stop25h 05mChina Airlines

Mon 2/1610:55 amMNL - ONT

1 stop21h 55mChina Airlines

Deal found 10/26

$686

Thu 10/3011:50 pmONT - MNL

1 stop19h 05mChina Airlines

Thu 11/134:55 pmMNL - ONT

1 stop15h 55mChina Airlines

Deal found 10/28

$688

Wed 11/266:45 amONT - MNL

2 stops23h 40mKorean Air

Wed 12/311:40 pmMNL - ONT

2 stops39h 07mKorean Air

Deal found 10/27

$689

Wed 11/1210:50 pmONT - MNL

1 stop19h 05mChina Airlines

Sun 12/74:55 pmMNL - ONT

1 stop15h 55mChina Airlines

Deal found 10/28

$691

Mon 11/1010:50 pmONT - MNL

1 stop19h 05mChina Airlines

Wed 11/124:55 pmMNL - ONT

1 stop15h 55mChina Airlines

Deal found 10/27

$692

Sat 11/810:50 pmONT - MNL

1 stop19h 05mChina Airlines

Mon 11/243:35 amMNL - ONT

1 stop29h 15mChina Airlines

Deal found 10/28

$693

Sat 11/13:45 pmONT - TPE

1 stop38h 20mDelta

Sat 11/2210:55 amTPE - ONT

2 stops26h 54mDelta

Deal found 10/28

$695

Thu 10/3011:50 pmONT - MNL

1 stop19h 05mChina Airlines

Sat 11/84:55 pmMNL - ONT

1 stop15h 55mChina Airlines

Deal found 10/27

$696

Sat 11/151:20 pmONT - TPE

2 stops63h 45mDelta

Wed 12/310:55 amTPE - ONT

2 stops29h 03mDelta

Deal found 10/28

$696

Best flights from Ontario to Asia
Discover carefully curated flight deals from Ontario to Asia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 29, 2025.

Sun 2/110:50 pmONT - MNL

1 stop19h 05mChina Airlines

Mon 2/1610:55 amMNL - ONT

1 stop21h 55mChina Airlines

Deal found 10/28

$695

Fri 3/136:00 amONT - TPE

2 stops24h 05mDelta

Sun 3/229:55 amTPE - ONT

2 stops45h 24mDelta

Deal found 10/27

$702

Wed 3/186:45 amONT - MNL

2 stops25h 45mKorean Air

Tue 4/211:10 amMNL - ONT

2 stops31h 06mKorean Air

Deal found 10/27

$705

Sat 1/2411:53 amONT - NRT

1 stop35h 07mAlaska Airlines

Sat 2/76:30 pmNRT - ONT

1 stop19h 06mAlaska Airlines

Deal found 10/29

$706

Wed 11/57:35 amONT - BOM

2 stops35h 15mVirgin Atlantic

Sun 11/910:40 amBOM - ONT

2 stops49h 45mVirgin Atlantic

Deal found 10/27

$720

Tue 3/106:00 amONT - SGN

2 stops26h 55mUnited Airlines

Tue 4/287:00 amSGN - ONT

2 stops25h 00mUnited Airlines

Deal found 10/28

$731

Wed 1/710:50 pmONT - DAC

2 stops29h 10mMultiple Airlines

Mon 1/2611:15 amDAC - ONT

2 stops43h 35mMultiple Airlines

Deal found 10/29

$1,072

Thu 1/810:58 amONT - DEL

2 stops24h 47mBritish Airways

Wed 1/213:20 amDEL - ONT

2 stops28h 55mBritish Airways

Deal found 10/28

$1,323

Thu 2/510:50 pmONT - MNL

1 stop25h 05mChina Airlines

Mon 2/1610:55 amMNL - ONT

1 stop21h 55mChina Airlines

Deal found 10/28

$695

Sat 2/211:00 pmONT - TPE

2 stops64h 05mDelta

Sat 3/710:55 amTPE - ONT

1 stop20h 25mDelta

Deal found 10/28

$702

Sun 3/296:45 amONT - MNL

2 stops24h 20mKorean Air

Sat 4/111:10 amMNL - ONT

2 stops31h 05mKorean Air

Deal found 10/28

$705

Mon 3/28:55 pmONT - SGN

2 stops36h 20mUnited Airlines

Mon 3/166:00 amSGN - ONT

2 stops44h 17mUnited Airlines

Deal found 10/28

$736

Wed 1/2111:53 amONT - NRT

1 stop35h 07mAlaska Airlines

Tue 2/106:30 pmNRT - ONT

1 stop19h 06mAlaska Airlines

Deal found 10/27

$744

Mon 2/233:05 pmONT - DAC

2 stops28h 10mQatar Airways

Sun 3/83:25 amDAC - ONT

2 stops27h 52mQatar Airways

Deal found 10/27

$1,498

Sun 3/110:50 pmONT - MNL

1 stop19h 05mChina Airlines

Sat 3/284:55 pmMNL - ONT

1 stop15h 55mChina Airlines

Deal found 10/27

$695

Sat 11/151:20 pmONT - TPE

2 stops39h 45mDelta

Fri 12/510:55 amTPE - ONT

2 stops21h 14mDelta

Deal found 10/28

$702

Thu 3/126:45 amONT - MNL

2 stops28h 10mKorean Air

Sun 3/2212:30 pmMNL - ONT

2 stops49h 08mKorean Air

Deal found 10/28

$705

Mon 3/28:55 pmONT - SGN

2 stops36h 20mUnited Airlines

Sat 3/216:00 amSGN - ONT

2 stops30h 37mUnited Airlines

Deal found 10/28

$736

Fri 1/1610:50 pmONT - MNL

1 stop25h 05mChina Airlines

Wed 2/410:55 amMNL - ONT

1 stop21h 55mChina Airlines

Deal found 10/28

$695

Sun 3/19:50 amONT - HND

1 stop16h 40mAlaska Airlines

Wed 3/119:20 pmHND - ONT

1 stop16h 35mAlaska Airlines

Deal found 10/29

$771

Fri 2/206:45 amONT - MNL

2 stops23h 40mKorean Air

Sat 2/283:10 amMNL - ONT

2 stops35h 28mKorean Air

Deal found 10/27

$705

Wed 11/57:35 amONT - BOM

2 stops35h 15mDelta

Sat 11/84:40 amBOM - ONT

2 stops28h 32mDelta

Deal found 10/26

$720

Fri 3/66:00 amONT - SGN

2 stops25h 55mUnited Airlines

Thu 3/196:00 amSGN - ONT

2 stops26h 00mUnited Airlines

Deal found 10/28

$741

Fri 1/3010:50 pmONT - TPE

Nonstop14h 40mChina Airlines

Fri 2/209:25 pmTPE - ONT

Nonstop11h 25mChina Airlines

Deal found 10/28

$698

Sun 3/19:50 amONT - HND

1 stop16h 40mAlaska Airlines

Tue 3/109:20 pmHND - ONT

1 stop16h 35mAlaska Airlines

Deal found 10/29

$771

Thu 3/56:45 amONT - MNL

2 stops24h 45mKorean Air

Sun 3/812:55 amMNL - ONT

2 stops31h 20mKorean Air

Deal found 10/28

$705

Wed 11/196:45 amONT - TPE

1 stop22h 20mDelta

Wed 12/310:55 amTPE - ONT

1 stop16h 18mDelta

Deal found 10/27

$729

Sun 3/16:00 amONT - SGN

2 stops27h 15mUnited Airlines

Thu 4/167:00 amSGN - ONT

2 stops25h 00mUnited Airlines

Deal found 10/29

$743

Wed 12/36:00 amONT - NRT

1 stop17h 00mAlaska Airlines

Wed 12/106:30 pmNRT - ONT

1 stop17h 03mAlaska Airlines

Deal found 10/28

$772

Sun 11/166:45 amONT - TPE

2 stops36h 15mKorean Air

Thu 12/47:25 pmTPE - ONT

2 stops37h 43mKorean Air

Deal found 10/27

$705

Last-minute flights from Ontario to Asia
Discover last-minute flight deals from Ontario to Asia. Data last updated October 29, 2025 and is based on user searches.

Thu 10/3011:50 pmONT - MNL

1 stop19h 05mChina Airlines

Thu 11/134:55 pmMNL - ONT

1 stop15h 55mChina Airlines

Deal found 10/28

$688

Thu 10/3011:50 pmONT - MNL

1 stop19h 05mChina Airlines

Sat 11/84:55 pmMNL - ONT

1 stop15h 55mChina Airlines

Deal found 10/27

$696

Sat 11/13:45 pmONT - TPE

1 stop38h 20mDelta

Sat 11/2210:55 amTPE - ONT

2 stops26h 54mDelta

Deal found 10/28

$695

Sat 11/810:50 pmONT - MNL

1 stop19h 05mChina Airlines

Tue 11/2510:55 amMNL - ONT

1 stop21h 55mChina Airlines

Deal found 10/28

$693

Mon 11/1010:50 pmONT - MNL

1 stop19h 05mChina Airlines

Wed 11/124:55 pmMNL - ONT

1 stop15h 55mChina Airlines

Deal found 10/27

$692

Wed 11/1210:50 pmONT - MNL

1 stop19h 05mChina Airlines

Wed 11/194:55 pmMNL - ONT

1 stop15h 55mChina Airlines

Deal found 10/27

$668

Wed 11/1210:50 pmONT - MNL

1 stop19h 05mChina Airlines

Sat 12/63:35 amMNL - ONT

1 stop29h 15mChina Airlines

Deal found 10/28

$691

Sat 11/151:20 pmONT - TPE

2 stops63h 45mDelta

Wed 12/310:55 amTPE - ONT

2 stops29h 03mDelta

Deal found 10/28

$696

Sat 11/155:49 pmONT - TPE

1 stop35h 16mDelta

Fri 12/510:55 amTPE - ONT

2 stops29h 03mDelta

Deal found 10/28

$697

Tue 11/256:45 amONT - MNL

2 stops23h 40mKorean Air

Mon 12/13:10 amMNL - ONT

2 stops29h 58mKorean Air

Deal found 10/28

$682

Wed 11/2610:50 pmONT - MNL

1 stop25h 05mChina Airlines

Mon 2/1610:55 amMNL - ONT

1 stop21h 55mChina Airlines

Deal found 10/26

$686

Wed 11/266:45 amONT - MNL

2 stops23h 40mKorean Air

Wed 12/311:40 pmMNL - ONT

2 stops39h 07mKorean Air

Deal found 10/27

$689

One-way flights from Ontario to Asia
Search for one-way flight options from Ontario to Asia. Find affordable one-way fares based on user searches. Data last updated October 29, 2025.

Mon 11/35:05 amONT - MNL

2 stops23h 55mUnited Airlines

Deal found 10/28

$302

Thu 11/135:05 amONT - MNL

2 stops33h 45mUnited Airlines

Deal found 10/28

$308

Fri 12/510:12 pmONT - NRT

1 stop28h 43mMultiple Airlines

Deal found 10/29

$324

Wed 2/48:13 amONT - HND

1 stop18h 17mAlaska Airlines

Deal found 10/29

$325

Tue 1/274:03 pmONT - NRT

1 stop30h 57mAlaska Airlines

Deal found 10/29

$334

Thu 3/266:45 amONT - MNL

2 stops24h 40mKorean Air

Deal found 10/27

$338

Sun 2/15:57 pmONT - SGN

3 stops49h 43mMultiple Airlines

Deal found 10/29

$345

Sun 1/186:00 amONT - NRT

1 stop17h 00mAlaska Airlines

Deal found 10/28

$345

Sun 1/188:13 amONT - HND

1 stop18h 17mAlaska Airlines

Deal found 10/28

$345

Thu 1/87:30 amONT - DEL

2 stops36h 00mDelta

Deal found 10/28

$352

Mon 12/2910:12 pmONT - NRT

1 stop28h 43mMultiple Airlines

Deal found 10/29

$352

Sat 4/46:45 amONT - MNL

2 stops37h 10mKorean Air

Deal found 10/29

$354

Fly from

Fly to

Route

Depart

Return

Price

OntarioManila

ONT - MNL

ONTMNL

Ontario

Sun 2/1

10:50 pm-9:55 am

1 stop19h 05m

Manila Ninoy Aquino Intl

Mon 2/16

10:55 am-4:50 pm

1 stop21h 55m

$695

OntarioManila

ONT - MNL

ONTMNL

Ontario

Thu 2/5

10:50 pm-3:55 pm

1 stop25h 05m

Manila Ninoy Aquino Intl

Mon 2/16

10:55 am-4:50 pm

1 stop21h 55m

$695

OntarioManila

ONT - MNL

ONTMNL

Ontario

Sun 3/1

10:50 pm-9:55 am

1 stop19h 05m

Manila Ninoy Aquino Intl

Sat 3/28

4:55 pm-5:50 pm

1 stop15h 55m

$695

OntarioManila

ONT - MNL

ONTMNL

Ontario

Fri 1/16

10:50 pm-3:55 pm

1 stop25h 05m

Manila Ninoy Aquino Intl

Wed 2/4

10:55 am-4:50 pm

1 stop21h 55m

$695

OntarioTaipei City

ONT - TPE

ONTTPE

Ontario

Fri 1/30

10:50 pm-5:30 am

Nonstop14h 40m

Taipei City Taiwan Taoyuan Intl

Fri 2/20

9:25 pm-4:50 pm

Nonstop11h 25m

$698

OntarioTaipei City

ONT - TPE

ONTTPE

Ontario

Fri 3/13

6:00 am-9:05 pm

2 stops24h 05m

Taipei City Taiwan Taoyuan Intl

Sun 3/22

9:55 am-4:19 pm

2 stops45h 24m

$702

OntarioTaipei City

ONT - TPE

ONTTPE

Ontario

Sat 2/21

1:00 pm-9:05 pm

2 stops64h 05m

Taipei City Taiwan Taoyuan Intl

Sat 3/7

10:55 am-3:20 pm

1 stop20h 25m

$702

OntarioTaipei City

ONT - TPE

ONTTPE

Ontario

Sat 11/15

1:20 pm-9:05 pm

2 stops39h 45m

Taipei City Taiwan Taoyuan Intl

Fri 12/5

10:55 am-4:09 pm

2 stops21h 14m

$702

OntarioManila

ONT - MNL

ONTMNL

Ontario

Wed 3/18

6:45 am-11:30 pm

2 stops25h 45m

Manila Ninoy Aquino Intl

Tue 4/21

1:10 am-5:16 pm

2 stops31h 06m

$705

OntarioManila

ONT - MNL

ONTMNL

Ontario

Sun 3/29

6:45 am-10:05 pm

2 stops24h 20m

Manila Ninoy Aquino Intl

Sat 4/11

1:10 am-5:15 pm

2 stops31h 05m

$705

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 60 results

...

Best time to book a flight from Ontario to Asia

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

Cheapflights Insights

Everything you need to know about your flight from Ontario to Asia

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

Currently, October is the cheapest month in which you can book a flight from Ontario to Asia (average of $360). Flying from Ontario to Asia in June is currently the most expensive (average of $534). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ONT to AS?

Unlike at noon, when flights are generally more expensive, you can save up to 12% on flights from Ontario to Asia by exploring options for tickets in the evening.

What is the cheapest day to fly from Ontario to Asia?

Travelers seeking maximum savings on their Ontario to Asia flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Asia

Read reviews from past customers who have flown STARLUX Airlines, Korean Air, and China Airlines from Ontario to Asia. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

STARLUX Airlines

8.9

Very good

219 reviews

Reviews

1 / 8

10.0

Excellent

Anonymous,Sep 2025

TPE - CRK

Superb service! My second time flying with Starlux to Clark. Will definately fly this route with them again!

STARLUX Airlines

8.9

Very good

219 reviews

STARLUX Airlines

8.9

Very good

219 reviews

Reviews

1 / 8

10.0

Excellent

Anonymous,Sep 2025

TPE - CRK

Superb service! My second time flying with Starlux to Clark. Will definately fly this route with them again!

Korean Air

8.4

Very good

1,155 reviews

STARLUX Airlines

8.9

Very good

219 reviews

Reviews

1 / 8

10.0

Excellent

Anonymous,Sep 2025

TPE - CRK

Superb service! My second time flying with Starlux to Clark. Will definately fly this route with them again!

China Airlines

8.3

Very good

776 reviews

STARLUX Airlines

8.9

Very good

219 reviews

Reviews

1 / 8

10.0

Excellent

Anonymous,Sep 2025

TPE - CRK

Superb service! My second time flying with Starlux to Clark. Will definately fly this route with them again!

Delta

7.9

Good

7,993 reviews

STARLUX Airlines

8.9

Very good

219 reviews

Reviews

1 / 8

10.0

Excellent

Anonymous,Sep 2025

TPE - CRK

Superb service! My second time flying with Starlux to Clark. Will definately fly this route with them again!

United Airlines

7.4

Good

8,998 reviews

STARLUX Airlines

8.9

Very good

219 reviews

Reviews

1 / 8

10.0

Excellent

Anonymous,Sep 2025

TPE - CRK

Superb service! My second time flying with Starlux to Clark. Will definately fly this route with them again!

Related info for your journey

What airport do you fly from for flights from Ontario to Asia?
If you book a flight to Asia from Ontario, you will be flying from Ontario, which is the city’s only airport. Ontario (ONT) is located 3.1 mi from the center of Ontario.
How long is the flight from Ontario to Asia?
China Airlines, Delta, and Korean Air can get you from Ontario to Asia in just under 19h 05m. Your travel time can differ by up to 6h 40m. Airlines will cover a distance of 7327 mi. Both multi-stop and nonstop flights can be found to your destination and back.
What are the cheapest airlines to fly from Ontario to Asia one-way?
$302 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Alaska Airlines and Delta, with prices starting from $345 and $352, respectively.
What are the most popular routes from Ontario to Asia?
The most popular route from Ontario to Asia is Ontario - Tokyo Narita. You may also consider Ontario - Tokyo Haneda or Ontario - Taipei City Taiwan Taoyuan Intl.
Can I find deals for flights from Ontario to Asia that include hotel bookings?
Yes. In addition to deals on Ontario to Asia flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ontario to Asia?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Asia.
Can I find deals for business class flights from Ontario to Asia?
Yes. Cheapflights offers flight deals from Ontario to Asia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Ontario to Asia?
Currently, October is the cheapest month in which you can book a flight from Ontario to Asia (average of $360). Flying from Ontario to Asia in June is currently the most expensive (average of $534). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top 10 airlines flying from Ontario to Asia

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$486	Average$1,072	FlexibilityNo cancel fee	On-time69%
Asiana Airlines	Cheapest$647	Average$727	FlexibilityNo cancel fee	On-time76%
Delta	Cheapest$686	Average$1,044	FlexibilityNo cancel fee	On-timeN/A
China Airlines	Cheapest$688	Average$1,094	FlexibilityNo cancel fee	On-time70%
Korean Air	Cheapest$698	Average$1,000	FlexibilityNo cancel fee	On-time81%
American Airlines	Cheapest$712	Average$920	FlexibilityNo cancel fee	On-time71%
Philippine Airlines	Cheapest$767	Average$968	FlexibilityNo cancel fee	On-time60%
STARLUX Airlines	Cheapest$787	Average$1,101	FlexibilityNo cancel fee	On-timeN/A
Hawaiian Airlines	Cheapest$892	Average$1,430	FlexibilityNo cancel fee	On-time85%
Cathay Pacific	Cheapest$928	Average$1,216	FlexibilityNo cancel fee	On-time72%

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$302+ Cheap flights from Ontario (ONT) to Asia

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 11/3. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Ontario to Asia with Cheapflights

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Cheap flight deals from Ontario to Asia

Keep the following information in mind while searching for Ontario to Asia flight deals. Data was last updated October 29, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Ontario to Asia

Cheapest flights from Ontario to AsiaExplore the most affordable flight options available from Ontario to Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

Explore the most affordable flight options available from Ontario to Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to Asia that are best for you.

Best time to book a flight from Ontario to Asia

Have a flexible travel schedule? Discover the best time to fly to Asia from Ontario with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Asia

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

What is the cheapest time of day to fly from ONT to AS?

Find hourly flight availability from Ontario to Asia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 29, 2025.

What is the cheapest day to fly from Ontario to Asia?

Use this chart to determine the cheapest time to fly round-trip from Ontario to Asia. Price data was last updated on December 16, 2024.

Reviews of airlines servicing Asia

Get insights into the airlines that provide service to Asia. 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 Asia. Reviews last updated October 29, 2025.

Read reviews from past customers who have flown STARLUX Airlines, Korean Air, and China Airlines from Ontario to Asia. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Asia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Ontario to Asia?

How long is the flight from Ontario to Asia?

What are the cheapest airlines to fly from Ontario to Asia one-way?

What are the most popular routes from Ontario to Asia?

Can I find deals for flights from Ontario to Asia that include hotel bookings?

How can I find direct flights from Ontario to Asia?

Can I find deals for business class flights from Ontario to Asia?

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

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Alternative routes for Ontario to Asia

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Top 10 airlines flying from Ontario to Asia

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Cheapest flights from Ontario to Asia
Explore the most affordable flight options available from Ontario to Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.