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

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

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

The number of flights available between Ontario and Asia is 1 per day as of April 2026. The most frequent departure time is 12:00AM, with 56% of daily flights leaving in the morning.

What airlines fly to Asia?

Philippine Airlines, Singapore Airlines and China 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 31% of people opting to fly with this airline when traveling to Asia. Keep in mind that there are 39 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?

9 flights are operational weekly from Ontario to Asia as of April 2026. The most popular departure day for this route is Wed, with 22% 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 April 2026, there are 8 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.

$249 Cheap Flights from Ontario to Asia in 2026

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Find the cheapest flights from Ontario to Asia

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

5:26 pm - 8:00 am

ONT

CEB

23h 34m

2 stops

6:25 pm - 11:09 am

CEB

ONT

32h 44m

2 stops

$583Multiple Airlines

Sun, Aug 16 - Mon, Nov 9

11:58 am - 10:35 am

ONT

CEB

31h 37m

2 stops

2:35 pm - 11:16 am

CEB

ONT

35h 41m

2 stops

$686Multiple Airlines

Tue, Sep 1 - Tue, Sep 29

1:42 pm - 7:55 pm

ONT

TPE

39h 13m

1 stop

9:40 am - 5:16 pm

TPE

ONT

22h 36m

1 stop

$741Delta

Sun, Aug 9 - Tue, Aug 25

11:55 am - 7:55 pm

ONT

TPE

17h 00m

1 stop

9:50 am - 11:14 am

TPE

ONT

16h 24m

1 stop

$742Delta

Tue, Aug 18 - Thu, Aug 27

7:00 am - 11:15 pm

ONT

SGN

26h 15m

2 stops

7:30 am - 5:16 pm

SGN

ONT

23h 46m

2 stops

$791Korean Air

Mon, Sep 7 - Tue, Sep 22

12:45 am - 9:40 am

ONT

SGN

18h 55m

1 stop

10:50 am - 6:40 pm

SGN

ONT

21h 50m

1 stop

$811China Airlines

Tue, Aug 11 - Wed, Sep 9

7:00 am - 11:15 pm

ONT

SGN

26h 15m

2 stops

7:30 am - 5:16 pm

SGN

ONT

23h 46m

2 stops

$841Korean Air

Thu, Sep 3 - Sat, Sep 19

12:10 am - 3:50 pm

ONT

MNL

24h 40m

1 stop

10:35 am - 6:00 pm

MNL

ONT

22h 25m

1 stop

$847China Airlines

Mon, May 4 - Wed, May 20

6:00 am - 5:30 pm

ONT

ICN

19h 30m

1 stop

7:35 pm - 6:47 pm

ICN

ONT

15h 12m

1 stop

$1,141Alaska Airlines

Wed, May 6 - Wed, May 27

6:00 am - 5:30 pm

ONT

ICN

19h 30m

1 stop

7:35 pm - 10:32 pm

ICN

ONT

18h 57m

1 stop

$1,142Alaska Airlines

Wed, Apr 29 - Wed, May 6

Korean Air flights from Ontario to Asia

Our best Korean Air deals on Ontario to Asia flight tickets

Korean Air

Oct 1

ONT7:00 amOntario

43h 50m

2 stops

TPE5:50 pmTaipei City Taiwan Taoyuan Intl

Nov 30

TPE7:25 pmTaipei City Taiwan Taoyuan Intl

37h 52m

2 stops

ONT5:17 pmOntario

$761

Korean Air

Oct 1

ONT7:00 amOntario

43h 50m

2 stops

TPE5:50 pmTaipei City Taiwan Taoyuan Intl

Nov 30

TPE7:25 pmTaipei City Taiwan Taoyuan Intl

37h 52m

2 stops

ONT5:17 pmOntario

$762

Korean Air

Oct 1

ONT7:00 amOntario

43h 50m

2 stops

TPE5:50 pmTaipei City Taiwan Taoyuan Intl

Nov 30

TPE7:25 pmTaipei City Taiwan Taoyuan Intl

37h 52m

2 stops

ONT5:17 pmOntario

$764

Alaska Airlines flights from Ontario to Asia

Our best Alaska Airlines deals on Ontario to Asia flight tickets

Alaska Airlines

Apr 27

ONT6:00 amOntario

19h 30m

1 stop

ICN5:30 pmIncheon Intl

May 13

ICN7:35 pmIncheon Intl

15h 12m

1 stop

ONT6:47 pmOntario

$1,141

Alaska Airlines

Apr 27

ONT6:00 amOntario

19h 30m

1 stop

ICN5:30 pmIncheon Intl

May 13

ICN7:35 pmIncheon Intl

15h 12m

1 stop

ONT6:47 pmOntario

$1,142

Alaska Airlines

Apr 28

ONT3:26 pmOntario

34h 04m

1 stop

ICN5:30 pmIncheon Intl

Jun 3

ICN7:35 pmIncheon Intl

20h 23m

1 stop

ONT11:58 pmOntario

$1,149

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioCebu City

ONT - CEB

ONTCEB

Ontario

Sun 8/16

5:26 pm-8:00 am

2 stops23h 34m

Cebu City Mactan Intl

Mon 11/9

6:25 pm-11:09 am

2 stops32h 44m

$583

OntarioCebu City

ONT - CEB

ONTCEB

Ontario

Tue 9/1

11:58 am-10:35 am

2 stops31h 37m

Cebu City Mactan Intl

Tue 9/29

2:35 pm-11:16 am

2 stops35h 41m

$686

OntarioTaipei City

ONT - TPE

ONTTPE

Ontario

Sun 8/9

1:42 pm-7:55 pm

1 stop39h 13m

Taipei City Taiwan Taoyuan Intl

Tue 8/25

9:40 am-5:16 pm

1 stop22h 36m

$741

Quickest round-trip

OntarioTaipei City

ONT - TPE

ONTTPE

Ontario

Tue 8/18

11:55 am-7:55 pm

1 stop17h 00m

Taipei City Taiwan Taoyuan Intl

Thu 8/27

9:50 am-11:14 am

1 stop16h 24m

$742

OntarioHo Chi Minh City

ONT - SGN

ONTSGN

Ontario

Mon 9/7

7:00 am-11:15 pm

2 stops26h 15m

Ho Chi Minh City

Tue 9/22

7:30 am-5:16 pm

2 stops23h 46m

$791

OntarioHo Chi Minh City

ONT - SGN

ONTSGN

Ontario

Tue 8/11

12:45 am-9:40 am

1 stop18h 55m

Ho Chi Minh City

Wed 9/9

10:50 am-6:40 pm

1 stop21h 50m

$811

OntarioHo Chi Minh City

ONT - SGN

ONTSGN

Ontario

Thu 9/3

7:00 am-11:15 pm

2 stops26h 15m

Ho Chi Minh City

Sat 9/19

7:30 am-5:16 pm

2 stops23h 46m

$841

OntarioManila

ONT - MNL

ONTMNL

Ontario

Mon 5/4

12:10 am-3:50 pm

1 stop24h 40m

Manila Ninoy Aquino Intl

Wed 5/20

10:35 am-6:00 pm

1 stop22h 25m

$847

OntarioIncheon

ONT - ICN

ONTICN

Ontario

Wed 5/6

6:00 am-5:30 pm

1 stop19h 30m

Incheon Intl

Wed 5/27

7:35 pm-6:47 pm

1 stop15h 12m

$1,141

OntarioIncheon

ONT - ICN

ONTICN

Ontario

Wed 4/29

6:00 am-5:30 pm

1 stop19h 30m

Incheon Intl

Wed 5/6

7:35 pm-10:32 pm

1 stop18h 57m

$1,142

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 January, then February is your next best option. Flight prices from Ontario to Asia during February average around $783.

What is the cheapest Ontario to Asia flight route?

Fly from Ontario to Taipei City Taiwan Taoyuan Intl for the best Ontario - Asia flight prices

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 $956 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 $801 on momondo.

What cabin class options are available on Ontario to Asia flights?

There are 4 cabin classes available to choose from on Ontario to Asia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Ontario to Asia flights?

You could potentially save up to 25% 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	$471
Fastest flight time	13h 30m
Direct flights	Every day
Airports in Asia	1,623 airports

The best one-way flight to Asia from Ontario in the past 72 hours is $471. The best round-trip flight deal from Ontario to Asia found on momondo in the last 72 hours is $785.

The fastest flight from Ontario to Asia takes 13h 30m

Direct flights go from Ontario to Asia every day.

There are 1,623 airports in Asia. From Ontario there are direct flights to Taipei City Taiwan Taoyuan Intl (TPE).

Search flight deals

Frequently asked questions about flying from Ontario to Asia

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 April 2026, there are 8 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
Delta	PriceFrom $457	Free Cancellation	Rating 7.9 8,420 reviews	Search Delta flights
United Airlines	PriceFrom $604	Free Cancellation	Rating 7.4 9,604 reviews	Search United Airlines flights
Korean Air	PriceFrom $616	Free Cancellation	Rating 8.4 1,212 reviews	Search Korean Air flights
China Airlines	PriceFrom $644	Free Cancellation	Rating 8.3 817 reviews	Search China Airlines flights
Asiana Airlines	PriceFrom $647	Free Cancellation	Rating 8.0 518 reviews	Search Asiana Airlines flights
STARLUX Airlines	PriceFrom $651	Free Cancellation	Rating 8.9 299 reviews	Search STARLUX Airlines flights
Philippine Airlines	PriceFrom $754	Free Cancellation	Rating 7.3 990 reviews	Search Philippine Airlines flights
American Airlines	PriceFrom $783	Free Cancellation	Rating 7.1 11,616 reviews	Search American Airlines 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

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Popular cities

Other flights from Ontario

Other flights to Asia

Airlines

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Complete your trip

Feeling lucky

Popular cities in Asia

Flights to Bangkokfrom $659

Flights to Tokyofrom $400

Flights to Manilafrom $396

Flights to New Delhifrom $645

Flights to Mumbaifrom $656

Flights to Ho Chi Minh Cityfrom $602

Flights to Denpasarfrom $694

Flights to Hyderabadfrom $720

Flights to Singaporefrom $376

Flights to Kuala Lumpurfrom $390

Flights to Hong Kongfrom $683

Flights to Phuket Cityfrom $715

Cheap flights from Ontario to Asia from $307

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 5/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

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Cheap round-trip flights

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Korean Air flights from Ontario to Asia

Our best Korean Air deals on Ontario to Asia flight tickets

Alaska Airlines flights from Ontario to Asia

Our best Alaska Airlines deals on Ontario to Asia flight tickets

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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

What is the cheapest month to fly to Asia?

What is the cheapest Ontario to Asia flight route?

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

What cabin class options are available on Ontario to Asia flights?

Can stopping save me money on Ontario to Asia flights?

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

What airlines fly to Asia?

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

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

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

Frequently asked questions about flying from Ontario 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?

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

Ontario flight routes

According to popular flight searches on momondo this year

Asia flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Asia

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Asia

List of cabin classes available on flights landing in Asia. Availability may vary depending on flight origin and airline.

Complete your trip to Asia

Explore popular destinations other users love

According to popular flight searches on momondo this year