What is the cheapest airline that flies from Ontario to Asia?

Alaska Airlines, Hawaiian Airlines, and Delta are the most popular carriers operating from Ontario to Asia

What airlines fly to Asia?

Philippine Airlines, ANA and Singapore Airlines are the top three most popular airlines that fly to Asia from Ontario according to our data. Philippine Airlines is the first choice among our users, with 33% of people opting to fly with this airline when traveling to Asia. Keep in mind that there are 41 different airlines that fly to Asia on a routine basis, so you have a few additional options to choose from.

How many flights depart from Ontario to Asia on average per week?

8 flights are operational weekly from Ontario to Asia as of October 2025. The most popular departure day for this route is Wed, with 25% of flights per week taking off on this day.

When did momondo last update prices for flights from Ontario Airport to Asia?

Prices for flights from Ontario Airport to Asia are refreshed on a daily basis.

How many operators does momondo search for flights from Ontario Airport to Asia?

As of October 2025, there are 10 operators available to choose from for flights from Ontario Airport to Asia.

How old do you have to be to fly from Ontario Airport to Asia?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Asia.

What documentation or ID do you need to fly to Asia?

The required travel and health documents for your Asia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Asia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$312 Cheap Flights from Ontario to Asia in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Ontario to Asia

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:12 pm - 7:55 pmONT-NRT

28h 43m1 stop

2:45 pm - 9:17 pmNRT-ONT

23h 32m2 stops

$626Multiple Airlines

Find Deal

Fri, Dec 5 - Fri, Dec 12

10:12 pm - 7:55 pmONT-NRT

28h 43m1 stop

2:45 pm - 9:17 pmNRT-ONT

23h 32m2 stops

$637Multiple Airlines

Find Deal

Fri, Dec 5 - Sat, Dec 13

10:50 pm - 9:55 amONT-MNL

19h 05m1 stop

4:55 pm - 4:50 pmMNL-ONT

15h 55m1 stop

$663China Airlines

Find Deal

Mon, Nov 10 - Mon, Nov 24

10:50 pm - 2:30 amONT-MNL

35h 40m1 stop

3:35 am - 5:50 pmMNL-ONT

29h 15m1 stop

$667China Airlines

Find Deal

Thu, Jan 15 - Mon, Mar 16

1:00 pm - 9:05 pmONT-TPE

41h 05m2 stops

9:35 am - 5:15 pmTPE-ONT

22h 40m1 stop

$702Delta

Find Deal

Wed, Mar 25 - Fri, Apr 3

9:45 pm - 4:30 amONT-TPE

14h 45mnonstop

9:10 pm - 4:30 pmTPE-ONT

11h 20mnonstop

$724STARLUX Airlines

Find Deal

Mon, Jan 12 - Sat, Jan 17

5:05 am - 12:15 amONT-SGN

28h 10m2 stops

7:30 am - 12:17 pmSGN-ONT

19h 47m2 stops

$727United Airlines

Find Deal

Sun, Nov 16 - Tue, Dec 16

6:45 am - 11:10 pmONT-HKG

24h 25m2 stops

12:20 pm - 10:40 pmHKG-ONT

25h 20m2 stops

$729Delta

Find Deal

Tue, Feb 17 - Tue, May 19

6:00 am - 9:50 pmONT-SGN

25h 50m2 stops

7:00 am - 6:00 pmSGN-ONT

25h 00m2 stops

$731United Airlines

Find Deal

Fri, Apr 17 - Mon, May 18

11:10 pm - 9:50 amONT-MNL

19h 40m1 stop

10:30 am - 5:05 pmMNL-ONT

21h 35m1 stop

$736STARLUX Airlines

Find Deal

Mon, Apr 20 - Wed, Apr 29

Korean Air flights from Ontario to Asia

Our best Korean Air deals on Ontario to Asia flight tickets

Korean Air

Oct 27

ONT7:35 amOntario

23h 50m

2 stops

MNL10:25 pmManila Ninoy Aquino Intl

Nov 14

MNL11:40 pmManila Ninoy Aquino Intl

39h 15m

2 stops

ONT10:55 pmOntario

$692

Find similar

Korean Air

Nov 17

ONT6:45 amOntario

24h 45m

2 stops

MNL11:30 pmManila Ninoy Aquino Intl

Nov 27

MNL11:40 pmManila Ninoy Aquino Intl

34h 38m

2 stops

ONT6:18 pmOntario

$704

Find similar

Korean Air

Jan 20

ONT6:45 amOntario

27h 10m

2 stops

MNL1:55 amManila Ninoy Aquino Intl

Mar 17

MNL11:40 pmManila Ninoy Aquino Intl

32h 35m

2 stops

ONT5:15 pmOntario

$705

Find similar

Delta flights from Ontario to Asia

Our best Delta deals on Ontario to Asia flight tickets

Delta

Mar 25

ONT1:00 pmOntario

41h 05m

2 stops

TPE9:05 pmTaipei City Taiwan Taoyuan Intl

Apr 3

TPE9:35 amTaipei City Taiwan Taoyuan Intl

22h 40m

1 stop

ONT5:15 pmOntario

$702

Find similar

Delta

Feb 17

ONT6:45 amOntario

24h 25m

2 stops

HKG11:10 pmHong Kong Intl

May 19

HKG12:20 pmHong Kong Intl

25h 20m

2 stops

ONT10:40 pmOntario

$729

Find similar

Delta

Nov 5

ONT7:35 amOntario

21h 30m

1 stop

TPE9:05 pmTaipei City Taiwan Taoyuan Intl

Dec 3

TPE10:55 amTaipei City Taiwan Taoyuan Intl

16h 18m

1 stop

ONT11:13 amOntario

$730

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OntarioTokyo

ONT - NRT

ONTNRT

Ontario

Fri 12/5

10:12 pm-7:55 pm

1 stop28h 43m

Tokyo Narita

Fri 12/12

2:45 pm-9:17 pm

2 stops23h 32m

$626

OntarioTokyo

ONT - NRT

ONTNRT

Ontario

Fri 12/5

10:12 pm-7:55 pm

1 stop28h 43m

Tokyo Narita

Sat 12/13

2:45 pm-9:17 pm

2 stops23h 32m

$637

OntarioManila

ONT - MNL

ONTMNL

Ontario

Mon 11/10

10:50 pm-9:55 am

1 stop19h 05m

Manila Ninoy Aquino Intl

Mon 11/24

4:55 pm-4:50 pm

1 stop15h 55m

$663

OntarioManila

ONT - MNL

ONTMNL

Ontario

Thu 1/15

10:50 pm-2:30 am

1 stop35h 40m

Manila Ninoy Aquino Intl

Mon 3/16

3:35 am-5:50 pm

1 stop29h 15m

$667

OntarioTaipei City

ONT - TPE

ONTTPE

Ontario

Wed 3/25

1:00 pm-9:05 pm

2 stops41h 05m

Taipei City Taiwan Taoyuan Intl

Fri 4/3

9:35 am-5:15 pm

1 stop22h 40m

$702

OntarioTaipei City

ONT - TPE

ONTTPE

Ontario

Mon 1/12

9:45 pm-4:30 am

Nonstop14h 45m

Taipei City Taiwan Taoyuan Intl

Sat 1/17

9:10 pm-4:30 pm

Nonstop11h 20m

$724

OntarioHo Chi Minh City

ONT - SGN

ONTSGN

Ontario

Sun 11/16

5:05 am-12:15 am

2 stops28h 10m

Ho Chi Minh City

Tue 12/16

7:30 am-12:17 pm

2 stops19h 47m

$727

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Tue 2/17

6:45 am-11:10 pm

2 stops24h 25m

Hong Kong Intl

Tue 5/19

12:20 pm-10:40 pm

2 stops25h 20m

$729

OntarioHo Chi Minh City

ONT - SGN

ONTSGN

Ontario

Fri 4/17

6:00 am-9:50 pm

2 stops25h 50m

Ho Chi Minh City

Mon 5/18

7:00 am-6:00 pm

2 stops25h 00m

$731

OntarioManila

ONT - MNL

ONTMNL

Ontario

Mon 4/20

11:10 pm-9:50 am

1 stop19h 40m

Manila Ninoy Aquino Intl

Wed 4/29

10:30 am-5:05 pm

1 stop21h 35m

$736

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ontario to Asia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Asia?

If you’re not able to fly to Asia in August, then October is your next best option. Flight prices from Ontario to Asia during October average around $823.

What is the cheapest day to depart on your flight to Asia?

The cheapest day to depart from Ontario to Asia is on a Wednesday. Travelers who choose to depart for Asia on a Wednesday will often find tickets for as low as $884. The most expensive day to fly to Asia is Friday, with ticket prices averaging around $1,065.

What is the cheapest time of day to depart on your flight to Asia?

Our most recent data shows that the best time of day to fly to Asia is in the morning. Flights from Ontario to Asia during this time can be as low as $911. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,279 on average. Flights to Asia from Ontario in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Asia?

You are more likely to see cheaper flights to Asia from Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Asia for around $1,021 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Asia from Ontario for as low as $814 on momondo.

Can stopping save me money on Ontario to Asia flights?

You could potentially save up to 42% on your flight if you consider stops on a Ontario to Asia flight.

Cheap Ontario to Asia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Asia

Best Price Found	$408
Fastest flight time	14h 05m
Direct flights	Every day
Airports in Asia	1 airport

The best one-way flight to Asia from Ontario in the past 72 hours is $408. The best round-trip flight deal from Ontario to Asia found on momondo in the last 72 hours is $725.

The fastest flight from Ontario to Asia takes 14h 05m

Direct flights go from Ontario to Asia every day.

There is 1 airport near Asia: Taipei City Taiwan Taoyuan Intl (TPE)

Search flight deals

When did momondo last update prices for flights from Ontario Airport to Asia?
Prices for flights from Ontario Airport to Asia are refreshed on a daily basis.
How many operators does momondo search for flights from Ontario Airport to Asia?
As of October 2025, there are 10 operators available to choose from for flights from Ontario Airport to Asia.
How old do you have to be to fly from Ontario Airport to Asia?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Asia.
What documentation or ID do you need to fly to Asia?
The required travel and health documents for your Asia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Asia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Ontario to Asia

Compare and see reviews for airlines that fly from Ontario to Asia with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $486	Free Cancellation	Rating 7.4 8,988 reviews	Search United Airlines flights
Asiana Airlines	PriceFrom $647	Free Cancellation	Rating 8.2 485 reviews	Search Asiana Airlines flights
Delta	PriceFrom $686	Free Cancellation	Rating 7.9 7,979 reviews	Search Delta flights
China Airlines	PriceFrom $690	Free Cancellation	Rating 8.3 773 reviews	Search China Airlines flights
Korean Air	PriceFrom $698	Free Cancellation	Rating 8.4 1,153 reviews	Search Korean Air flights
American Airlines	PriceFrom $712	Free Cancellation	Rating 7.2 11,028 reviews	Search American Airlines flights
Philippine Airlines	PriceFrom $767	Free Cancellation	Rating 7.3 921 reviews	Search Philippine Airlines flights
STARLUX Airlines	PriceFrom $789	Free Cancellation	Rating 8.9 219 reviews	Search STARLUX Airlines flights
Hawaiian Airlines	PriceFrom $892	Free Cancellation	Rating 7.8 2,788 reviews	Search Hawaiian Airlines flights
Cathay Pacific	PriceFrom $928	Free Cancellation	Rating 7.6 1,034 reviews	Search Cathay Pacific flights

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Asia?

It is quick and easy to find Ontario to Asia flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Asia that suits you.

Can I find flights from Ontario to Asia with flexible booking policies on momondo?

momondo does allow users to show only those flights to Asia from Ontario which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Ontario to Asia?

momondo provides multiple filters to help you find the best flight to Asia from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Ontario to Asia right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ontario to Asia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Asia and let you know when they change.

An easier way to manage your Asia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Fri 11/21

Fri 11/28

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Asia

Popular cities in Asia

Flights to Bangkokfrom $534

Flights to Tokyofrom $439

Flights to Manilafrom $522

Flights to New Delhifrom $513

Flights to Mumbaifrom $441

Flights to Denpasarfrom $551

Flights to Hyderabadfrom $603

Flights to Ho Chi Minh Cityfrom $532

Flights to Singaporefrom $531

Flights to Kuala Lumpurfrom $550

Flights to Phuket Cityfrom $513

Flights to Hong Kongfrom $528

Cheap flights from Ontario to Asia from $312

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Asia departing on 1/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Ontario to Asia

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Korean Air flights from Ontario to Asia

Our best Korean Air deals on Ontario to Asia flight tickets

Delta flights from Ontario to Asia

Our best Delta deals on Ontario to Asia flight tickets

momondo Fare Finder

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

How to get the cheapest flight ticket from Ontario to Asia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Asia?

If you’re not able to fly to Asia in August, then October is your next best option. Flight prices from Ontario to Asia during October average around $823.

What is the cheapest day to depart on your flight to Asia?

The cheapest day to depart from Ontario to Asia is on a Wednesday. Travelers who choose to depart for Asia on a Wednesday will often find tickets for as low as $884. The most expensive day to fly to Asia is Friday, with ticket prices averaging around $1,065.

What is the cheapest time of day to depart on your flight to Asia?

How far in advance should I book a flight to Asia?

Can stopping save me money on Ontario to Asia flights?

You could potentially save up to 42% on your flight if you consider stops on a Ontario to Asia flight.

What is the cheapest airline that flies from Ontario to Asia?

Alaska Airlines, Hawaiian Airlines, and Delta are the most popular carriers operating from Ontario to Asia

What airlines fly to Asia?

How many flights depart from Ontario to Asia on average per week?

8 flights are operational weekly from Ontario to Asia as of October 2025. The most popular departure day for this route is Wed, with 25% of flights per week taking off on this day.

Cheap Ontario to Asia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Asia

Best Price Found

Fastest flight time

Direct flights

Airports in Asia

When did momondo last update prices for flights from Ontario Airport to Asia?

How many operators does momondo search for flights from Ontario Airport to Asia?

How old do you have to be to fly from Ontario Airport to Asia?

What documentation or ID do you need to fly to Asia?

Best airlines flying from Ontario to Asia

Compare and see reviews for airlines that fly from Ontario to Asia with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Asia?

Can I find flights from Ontario to Asia with flexible booking policies on momondo?

How can momondo help me find flights from Ontario to Asia?

I’m not ready to book a flight from Ontario to Asia right now. Can momondo alert me if prices change?

An easier way to manage your Asia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Asia

Popular cities in Asia

Popular flights according to clicks in the last 7 days on momondo