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

Korean Air, Delta, and China 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 May 2026. The most frequent departure time is 12:00AM, with 64% of daily flights leaving in the morning.

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

12 flights are operational weekly from Ontario to Asia as of May 2026. The most popular departure day for this route is Fri, with 25% of flights per week taking off on this day.

What airlines fly to Asia?

Philippine Airlines, Singapore Airlines and ANA 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.

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 May 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.

$411 Cheap Flights from Ontario to Asia in 2026

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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.

6:02 am - 10:25 am

ONT

TPE

37h 23m

2 stops

12:25 pm - 7:03 pm

TPE

ONT

21h 38m

2 stops

$830Multiple Airlines

Fri, Sep 18 - Wed, Sep 30

12:45 am - 5:05 am

ONT

TPE

13h 20mnonstop

9:25 pm - 4:50 pm

TPE

ONT

11h 25mnonstop

$842China Airlines

Sun, Aug 2 - Sun, Mar 7

7:00 am - 12:10 pm

ONT

TPE

38h 10m

2 stops

7:25 pm - 5:17 pm

TPE

ONT

37h 52m

2 stops

$880Korean Air

Wed, Sep 9 - Tue, Dec 8

6:20 am - 11:35 pm

ONT

BKK

27h 15m

2 stops

12:55 am - 5:17 pm

BKK

ONT

30h 22m

2 stops

$894Korean Air

Wed, Jul 15 - Wed, Oct 28

12:55 pm - 11:15 pm

ONT

SGN

44h 20m

2 stops

11:45 pm - 10:40 pm

SGN

ONT

36h 55m

2 stops

$951Delta

Sun, Aug 16 - Sun, Sep 13

7:00 am - 9:45 pm

ONT

BKK

24h 45m

2 stops

9:40 am - 5:17 pm

BKK

ONT

21h 37m

2 stops

$952Delta

Mon, Oct 12 - Tue, Oct 27

5:00 am - 9:30 pm

ONT

DEL

28h 00m

2 stops

11:35 pm - 12:50 pm

DEL

ONT

49h 45m

2 stops

$971United Airlines

Mon, Aug 24 - Sun, Sep 13

7:00 am - 9:30 pm

ONT

DEL

50h 00m

2 stops

11:35 pm - 12:50 pm

DEL

ONT

49h 45m

2 stops

$982United Airlines

Fri, Aug 28 - Sun, Sep 13

6:02 am - 4:20 pm

ONT

PVG

43h 18m

2 stops

11:35 pm - 6:32 pm

PVG

ONT

34h 57m

2 stops

$1,107Qatar Airways

Mon, Sep 14 - Thu, Nov 19

6:02 am - 4:20 pm

ONT

PVG

43h 18m

2 stops

11:35 pm - 10:39 pm

PVG

ONT

39h 04m

2 stops

$1,146Qatar Airways

Sun, Sep 13 - Sun, Dec 13

Korean Air flights from Ontario to Asia

Our best Korean Air deals on Ontario to Asia flight tickets

Korean Air

Sep 9

ONT7:00 amOntario

38h 10m

2 stops

TPE12:10 pmTaipei City Taiwan Taoyuan Intl

Dec 8

TPE7:25 pmTaipei City Taiwan Taoyuan Intl

37h 52m

2 stops

ONT5:17 pmOntario

$880

Korean Air

Jul 15

ONT6:20 amOntario

27h 15m

2 stops

BKK11:35 pmBangkok Suvarnabhumi

Oct 28

BKK12:55 amBangkok Suvarnabhumi

30h 22m

2 stops

ONT5:17 pmOntario

$894

Korean Air

Oct 20

ONT7:00 amOntario

24h 45m

2 stops

BKK9:45 pmBangkok Suvarnabhumi

Nov 11

BKK11:15 pmBangkok Suvarnabhumi

33h 02m

2 stops

ONT5:17 pmOntario

$906

Delta flights from Ontario to Asia

Our best Delta deals on Ontario to Asia flight tickets

Delta

Aug 10

ONT6:00 amOntario

25h 45m

2 stops

BKK9:45 pmBangkok Suvarnabhumi

Aug 26

BKK11:30 pmBangkok Suvarnabhumi

38h 04m

2 stops

ONT11:34 pmOntario

$890

Delta

Aug 9

ONT12:55 pmOntario

42h 50m

2 stops

BKK9:45 pmBangkok Suvarnabhumi

Aug 26

BKK2:35 amBangkok Suvarnabhumi

34h 59m

2 stops

ONT11:34 pmOntario

$895

Delta

Aug 8

ONT6:20 amOntario

25h 25m

2 stops

BKK9:45 pmBangkok Suvarnabhumi

Aug 26

BKK11:30 pmBangkok Suvarnabhumi

38h 04m

2 stops

ONT11:34 pmOntario

$921

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioTaipei City

ONT - TPE

ONTTPE

Ontario

Fri 9/18

6:02 am-10:25 am

2 stops37h 23m

Taipei City Taiwan Taoyuan Intl

Wed 9/30

12:25 pm-7:03 pm

2 stops21h 38m

$830

Quickest round-trip

OntarioTaipei City

ONT - TPE

ONTTPE

Ontario

Sun 8/2

12:45 am-5:05 am

Nonstop13h 20m

Taipei City Taiwan Taoyuan Intl

Sun 3/7

9:25 pm-4:50 pm

Nonstop11h 25m

$842

OntarioTaipei City

ONT - TPE

ONTTPE

Ontario

Wed 9/9

7:00 am-12:10 pm

2 stops38h 10m

Taipei City Taiwan Taoyuan Intl

Tue 12/8

7:25 pm-5:17 pm

2 stops37h 52m

$880

OntarioBangkok

ONT - BKK

ONTBKK

Ontario

Wed 7/15

6:20 am-11:35 pm

2 stops27h 15m

Bangkok Suvarnabhumi

Wed 10/28

12:55 am-5:17 pm

2 stops30h 22m

$894

OntarioHo Chi Minh City

ONT - SGN

ONTSGN

Ontario

Sun 8/16

12:55 pm-11:15 pm

2 stops44h 20m

Ho Chi Minh City

Sun 9/13

11:45 pm-10:40 pm

2 stops36h 55m

$951

OntarioBangkok

ONT - BKK

ONTBKK

Ontario

Mon 10/12

7:00 am-9:45 pm

2 stops24h 45m

Bangkok Suvarnabhumi

Tue 10/27

9:40 am-5:17 pm

2 stops21h 37m

$952

OntarioNew Delhi

ONT - DEL

ONTDEL

Ontario

Mon 8/24

5:00 am-9:30 pm

2 stops28h 00m

New Delhi Indira Gandhi Intl

Sun 9/13

11:35 pm-12:50 pm

2 stops49h 45m

$971

OntarioNew Delhi

ONT - DEL

ONTDEL

Ontario

Fri 8/28

7:00 am-9:30 pm

2 stops50h 00m

New Delhi Indira Gandhi Intl

Sun 9/13

11:35 pm-12:50 pm

2 stops49h 45m

$982

OntarioShanghai

ONT - PVG

ONTPVG

Ontario

Mon 9/14

6:02 am-4:20 pm

2 stops43h 18m

Shanghai Pu Dong

Thu 11/19

11:35 pm-6:32 pm

2 stops34h 57m

$1,107

OntarioShanghai

ONT - PVG

ONTPVG

Ontario

Sun 9/13

6:02 am-4:20 pm

2 stops43h 18m

Shanghai Pu Dong

Sun 12/13

11:35 pm-10:39 pm

2 stops39h 04m

$1,146

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 March is your next best option. Flight prices from Ontario to Asia during March average around $724.

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 from Ontario 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 $955 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 $761 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 34% 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	$555
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 $555. The best round-trip flight deal from Ontario to Asia found on momondo in the last 72 hours is $996.

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 May 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 8,439 reviews	Search Delta flights
United Airlines	PriceFrom $604	Free Cancellation	Rating 7.4 9,748 reviews	Search United Airlines flights
Korean Air	PriceFrom $611	Free Cancellation	Rating 8.4 1,217 reviews	Search Korean Air flights
China Airlines	PriceFrom $646	Free Cancellation	Rating 8.3 826 reviews	Search China Airlines flights
Asiana Airlines	PriceFrom $647	Free Cancellation	Rating 8.1 534 reviews	Search Asiana Airlines flights
STARLUX Airlines	PriceFrom $652	Free Cancellation	Rating 8.9 320 reviews	Search STARLUX Airlines flights
Philippine Airlines	PriceFrom $754	Free Cancellation	Rating 7.3 998 reviews	Search Philippine Airlines flights
American Airlines	PriceFrom $783	Free Cancellation	Rating 7.1 11,632 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

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Other flights to Asia

Airlines

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Complete your trip

Feeling lucky

Popular cities in Asia

Flights to Bangkokfrom $643

Flights to Tokyofrom $420

Flights to Manilafrom $636

Flights to New Delhifrom $655

Flights to Mumbaifrom $666

Flights to Ho Chi Minh Cityfrom $627

Flights to Denpasarfrom $724

Flights to Hyderabadfrom $775

Flights to Singaporefrom $626

Flights to Kuala Lumpurfrom $678

Flights to Hong Kongfrom $722

Flights to Phuket Cityfrom $684

Cheap flights from Ontario to Asia from $411

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 9/14. 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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Filter for what you want

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Find the cheapest flights from Ontario to Asia

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

Delta flights from Ontario to Asia

Our best Delta 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 from Ontario 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