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

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

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

11 flights are operational weekly from Ontario to Asia as of November 2025. The most popular departure day for this route is Mon, with 18% of flights per week taking off on this day.

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 32% 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.

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 November 2025, there are 9 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.

$302 Cheap Flights from Ontario to Asia in 2025/26

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Cheap round-trip flights

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6:00 am - 4:00 pmONT-NRT

17h 00m1 stop

6:30 pm - 8:36 pmNRT-ONT

19h 06m1 stop

$595Hawaiian Airlines

Find Deal

Sun, Jan 18 - Tue, Jan 27

6:00 am - 4:00 pmONT-NRT

17h 00m1 stop

6:30 pm - 8:36 pmNRT-ONT

19h 06m1 stop

$620Hawaiian Airlines

Find Deal

Sun, Jan 18 - Wed, Jan 28

4:03 pm - 4:00 pmONT-NRT

30h 57m1 stop

6:30 pm - 8:36 pmNRT-ONT

19h 06m1 stop

$627Alaska Airlines

Find Deal

Tue, Jan 20 - Wed, Jan 28

11:50 pm - 5:30 amONT-TPE

14h 40mnonstop

9:10 pm - 6:00 pmTPE-ONT

11h 50mnonstop

$657China Airlines

Find Deal

Tue, Mar 17 - Wed, Jun 17

10:50 pm - 3:55 pmONT-MNL

25h 05m1 stop

4:55 pm - 4:50 pmMNL-ONT

15h 55m1 stop

$660China Airlines

Find Deal

Fri, Jan 16 - Sun, Jan 25

7:00 am - 7:55 pmONT-TPE

21h 55m1 stop

9:35 am - 12:49 pmTPE-ONT

18h 14m1 stop

$663Delta

Find Deal

Mon, May 4 - Fri, Jun 5

7:30 am - 9:05 pmONT-TPE

21h 35m1 stop

10:55 am - 1:56 pmTPE-ONT

19h 01m1 stop

$664Delta

Find Deal

Wed, Feb 4 - Tue, Feb 24

10:45 pm - 4:30 amONT-TPE

14h 45mnonstop

8:05 pm - 5:05 pmTPE-ONT

12h 00mnonstop

$670STARLUX Airlines

Find Deal

Fri, Mar 20 - Sat, Apr 18

6:39 pm - 10:20 amONT-KUL

23h 41m2 stops

8:30 pm - 5:41 pmKUL-ONT

36h 11m2 stops

$720United Airlines

Find Deal

Thu, Feb 5 - Tue, Mar 10

6:00 am - 1:55 pmONT-KUL

39h 55m2 stops

2:15 pm - 5:41 pmKUL-ONT

43h 26m2 stops

$721United Airlines

Find Deal

Tue, Feb 3 - Tue, Feb 24

Korean Air flights from Ontario to Asia

Our best Korean Air deals on Ontario to Asia flight tickets

Korean Air

May 7

ONT7:00 amOntario

43h 50m

2 stops

TPE5:50 pmTaipei City Taiwan Taoyuan Intl

Jun 3

TPE1:20 pmTaipei City Taiwan Taoyuan Intl

42h 56m

2 stops

ONT5:16 pmOntario

$682

Find similar

Korean Air

May 14

ONT7:00 amOntario

38h 10m

2 stops

TPE12:10 pmTaipei City Taiwan Taoyuan Intl

May 20

TPE1:20 pmTaipei City Taiwan Taoyuan Intl

42h 56m

2 stops

ONT5:16 pmOntario

$683

Find similar

Korean Air

Apr 1

ONT6:45 amOntario

26h 14m

2 stops

MNL11:59 pmManila Ninoy Aquino Intl

May 10

MNL11:30 pmManila Ninoy Aquino Intl

32h 46m

2 stops

ONT5:16 pmOntario

$705

Find similar

British Airways flights from Ontario to Asia

Our best British Airways deals on Ontario to Asia flight tickets

British Airways

Jan 21

ONT10:58 amOntario

24h 47m

2 stops

DEL1:15 amNew Delhi Indira Gandhi Intl

Feb 1

DEL3:20 amNew Delhi Indira Gandhi Intl

28h 55m

2 stops

ONT6:45 pmOntario

$1,068

Find similar

British Airways

Nov 24

ONT12:49 pmOntario

34h 56m

1 stop

ICN4:45 pmIncheon Intl

Dec 7

ICN7:15 pmIncheon Intl

20h 00m

1 stop

ONT10:15 pmOntario

$1,158

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OntarioTokyo

ONT - NRT

ONTNRT

Ontario

Sun 1/18

6:00 am-4:00 pm

1 stop17h 00m

Tokyo Narita

Tue 1/27

6:30 pm-8:36 pm

1 stop19h 06m

$595

OntarioTokyo

ONT - NRT

ONTNRT

Ontario

Sun 1/18

6:00 am-4:00 pm

1 stop17h 00m

Tokyo Narita

Wed 1/28

6:30 pm-8:36 pm

1 stop19h 06m

$620

OntarioTokyo

ONT - NRT

ONTNRT

Ontario

Tue 1/20

4:03 pm-4:00 pm

1 stop30h 57m

Tokyo Narita

Wed 1/28

6:30 pm-8:36 pm

1 stop19h 06m

$627

OntarioTaipei City

ONT - TPE

ONTTPE

Ontario

Tue 3/17

11:50 pm-5:30 am

Nonstop14h 40m

Taipei City Taiwan Taoyuan Intl

Wed 6/17

9:10 pm-6:00 pm

Nonstop11h 50m

$657

OntarioManila

ONT - MNL

ONTMNL

Ontario

Fri 1/16

10:50 pm-3:55 pm

1 stop25h 05m

Manila Ninoy Aquino Intl

Sun 1/25

4:55 pm-4:50 pm

1 stop15h 55m

$660

OntarioTaipei City

ONT - TPE

ONTTPE

Ontario

Mon 5/4

7:00 am-7:55 pm

1 stop21h 55m

Taipei City Taiwan Taoyuan Intl

Fri 6/5

9:35 am-12:49 pm

1 stop18h 14m

$663

OntarioTaipei City

ONT - TPE

ONTTPE

Ontario

Wed 2/4

7:30 am-9:05 pm

1 stop21h 35m

Taipei City Taiwan Taoyuan Intl

Tue 2/24

10:55 am-1:56 pm

1 stop19h 01m

$664

OntarioTaipei City

ONT - TPE

ONTTPE

Ontario

Fri 3/20

10:45 pm-4:30 am

Nonstop14h 45m

Taipei City Taiwan Taoyuan Intl

Sat 4/18

8:05 pm-5:05 pm

Nonstop12h 00m

$670

OntarioKuala Lumpur

ONT - KUL

ONTKUL

Ontario

Thu 2/5

6:39 pm-10:20 am

2 stops23h 41m

Kuala Lumpur Intl

Tue 3/10

8:30 pm-5:41 pm

2 stops36h 11m

$720

OntarioKuala Lumpur

ONT - KUL

ONTKUL

Ontario

Tue 2/3

6:00 am-1:55 pm

2 stops39h 55m

Kuala Lumpur Intl

Tue 2/24

2:15 pm-5:41 pm

2 stops43h 26m

$721

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 $808.

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 $1,006 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 $762 on momondo.

Can stopping save me money on Ontario to Asia flights?

You could potentially save up to 35% 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	$420
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 $420. The best round-trip flight deal from Ontario to Asia found on momondo in the last 72 hours is $709.

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 November 2025, there are 9 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 9,029 reviews	Search United Airlines flights
Asiana Airlines	PriceFrom $647	Free Cancellation	Rating 8.2 488 reviews	Search Asiana Airlines flights
China Airlines	PriceFrom $683	Free Cancellation	Rating 8.3 782 reviews	Search China Airlines flights
Delta	PriceFrom $686	Free Cancellation	Rating 7.9 8,002 reviews	Search Delta flights
Korean Air	PriceFrom $698	Free Cancellation	Rating 8.4 1,170 reviews	Search Korean Air flights
American Airlines	PriceFrom $712	Free Cancellation	Rating 7.2 11,047 reviews	Search American Airlines flights
Philippine Airlines	PriceFrom $767	Free Cancellation	Rating 7.3 937 reviews	Search Philippine Airlines flights
STARLUX Airlines	PriceFrom $787	Free Cancellation	Rating 8.9 232 reviews	Search STARLUX Airlines flights
Hawaiian Airlines	PriceFrom $892	Free Cancellation	Rating 7.8 2,811 reviews	Search Hawaiian Airlines flights
Cathay Pacific	PriceFrom $928	Free Cancellation	Rating 7.6 1,064 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.

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Find better results for your trip to Asia

Popular cities in Asia

Flights to Bangkokfrom $469

Flights to Tokyofrom $360

Flights to Manilafrom $529

Flights to New Delhifrom $562

Flights to Mumbaifrom $437

Flights to Denpasarfrom $552

Flights to Ho Chi Minh Cityfrom $485

Flights to Hyderabadfrom $594

Flights to Singaporefrom $531

Flights to Kuala Lumpurfrom $566

Flights to Phuket Cityfrom $564

Flights to Hong Kongfrom $545

Cheap flights from Ontario to Asia from $302

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 1/11. 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

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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

British Airways flights from Ontario to Asia

Our best British Airways 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 $808.

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 35% on your flight if you consider stops on a Ontario to Asia flight.

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

Delta, Korean Air, and Alaska Airlines 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?

11 flights are operational weekly from Ontario to Asia as of November 2025. The most popular departure day for this route is Mon, with 18% 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