What day of the week experiences the fewest flight delays on this route?

Sunday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

What airlines fly to Ontario?

Asiana Airlines, AIR PREMIA and Philippine Airlines are the top three most popular airlines that fly to Ontario from Asia according to our data. Asiana Airlines is the first choice among our users, with 30% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 31 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

What is the most punctual flight time for Asia to Ontario flights?

Generally, flights departing in the evening tend to experience fewer delays. Flights at night have, in the past, seen delays more frequently in comparison.

Which airline has the best punctuality record on Asia to Ontario flights?

According to our data, STARLUX Airlines have had the least number of delays on this route over the last 12 months; with about 25% of their flights experiencing any sort of delay.

How often are flights from Asia to Ontario delayed?

Historically, on average around 27% of flights between Asia and Ontario have experienced a delay on any given week. The average delay length over the past 12 months has been 71 minutes.

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

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

How long does it take to fly to Ontario?

Average flight duration from Asia to Ontario depends on which airport you fly into and out of. Flying from Incheon to Los Angeles is 11h on average, while flying from Bangkok to Los Angeles is 16h 35m on average. Los Angeles is the most popular airport in Ontario.

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

The number of flights available between Asia and Ontario is 10 per week as of October 2026. The most frequent departure day is Wed, with 30% of weekly flights leaving on this day.

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

Prices for flights from Asia to Ontario Airport refresh daily.

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

As of October 2026, there are 2 operators available to choose from for flights from Asia to Ontario Airport.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Asia to Ontario Airport.

What documentation or ID do you need to fly to Ontario Airport?

The required travel and health documents for your Ontario Airport 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 Ontario Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$444 Cheap Flights from Asia to Ontario in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Asia to Los Angeles

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:25 pm - 5:16 pmTPE Taipei City Taiwan Taoyuan Intl-ONT Ontario

37h 51m2 stops Incheon Intl Seattle/Tacoma Intl

7:00 am - 11:00 amONT Ontario-TPE Taipei City Taiwan Taoyuan Intl

36h 00m2 stops Seattle/Tacoma Intl Incheon Intl

$710Korean Air

Mon, Nov 23 - Sat, Dec 5

10:55 am - 2:50 pmTPE Taipei City Taiwan Taoyuan Intl-ONT Ontario

19h 55m1 stop Seattle/Tacoma Intl

7:00 am - 8:30 pmONT Ontario-TPE Taipei City Taiwan Taoyuan Intl

21h 30m1 stop Seattle/Tacoma Intl

$711Delta

Tue, Jan 19 - Mon, Mar 8

10:55 am - 10:34 pmTPE Taipei City Taiwan Taoyuan Intl-ONT Ontario

27h 39m1 stop Seattle/Tacoma Intl

3:35 pm - 8:30 pmONT Ontario-TPE Taipei City Taiwan Taoyuan Intl

36h 55m1 stop Seattle/Tacoma Intl

$711Delta

Tue, Jan 19 - Mon, Jan 25

10:55 am - 10:34 pmTPE Taipei City Taiwan Taoyuan Intl-ONT Ontario

27h 39m1 stop Seattle/Tacoma Intl

3:35 pm - 8:30 pmONT Ontario-TPE Taipei City Taiwan Taoyuan Intl

36h 55m1 stop Seattle/Tacoma Intl

$711Delta

Thu, Jan 21 - Tue, Jan 26

5:15 pm - 5:05 pmSGN Ho Chi Minh City-ONT Ontario

38h 50m1 stop Taipei City Taiwan Taoyuan Intl

10:50 pm - 10:00 amONT Ontario-SGN Ho Chi Minh City

20h 10m1 stop Taipei City Taiwan Taoyuan Intl

$783China Airlines

Tue, Nov 10 - Thu, Nov 12

8:30 pm - 3:55 pmTPE Taipei City Taiwan Taoyuan Intl-ONT Ontario

11h 25mnonstop

9:45 pm - 4:30 amONT Ontario-TPE Taipei City Taiwan Taoyuan Intl

14h 45mnonstop

$788STARLUX Airlines

Fri, Dec 25 - Sat, Feb 20

8:30 pm - 3:55 pmTPE Taipei City Taiwan Taoyuan Intl-ONT Ontario

11h 25mnonstop

9:45 pm - 4:30 amONT Ontario-TPE Taipei City Taiwan Taoyuan Intl

14h 45mnonstop

$790STARLUX Airlines

Fri, Dec 25 - Sat, Feb 20

8:30 pm - 3:55 pmTPE Taipei City Taiwan Taoyuan Intl-ONT Ontario

11h 25mnonstop

9:45 pm - 4:30 amONT Ontario-TPE Taipei City Taiwan Taoyuan Intl

14h 45mnonstop

$792STARLUX Airlines

Fri, Dec 25 - Sat, Feb 20

5:15 pm - 5:05 pmSGN Ho Chi Minh City-ONT Ontario

38h 50m1 stop Taipei City Taiwan Taoyuan Intl

10:50 pm - 10:00 amONT Ontario-SGN Ho Chi Minh City

20h 10m1 stop Taipei City Taiwan Taoyuan Intl

$796China Airlines

Mon, Nov 16 - Sun, Nov 29

5:15 pm - 5:05 pmSGN Ho Chi Minh City-ONT Ontario

38h 50m1 stop Taipei City Taiwan Taoyuan Intl

10:50 pm - 4:15 pmONT Ontario-SGN Ho Chi Minh City

26h 25m1 stop Taipei City Taiwan Taoyuan Intl

$813China Airlines

Wed, Nov 25 - Mon, Nov 30

Cheap last minute flights

Enter your travel dates to find the best prices.

7:25 pm - 5:12 pmTPE Taipei City Taiwan Taoyuan Intl-ONT Ontario

37h 47m2 stops Incheon Intl Seattle/Tacoma Intl

5:56 pm - 11:00 amONT Ontario-TPE Taipei City Taiwan Taoyuan Intl

49h 04m2 stops Seattle/Tacoma Intl Incheon Intl

$679Korean Air

Wed, Nov 4 - Tue, Nov 10

7:25 pm - 10:43 pmTPE Taipei City Taiwan Taoyuan Intl-ONT Ontario

43h 18m2 stops Incheon Intl Seattle/Tacoma Intl

7:00 am - 11:00 amONT Ontario-TPE Taipei City Taiwan Taoyuan Intl

36h 00m2 stops Seattle/Tacoma Intl Incheon Intl

$700Korean Air

Thu, Nov 5 - Mon, Nov 9

10:55 am - 10:43 pmTPE Taipei City Taiwan Taoyuan Intl-ONT Ontario

27h 48m1 stop Seattle/Tacoma Intl

5:56 pm - 8:30 pmONT Ontario-TPE Taipei City Taiwan Taoyuan Intl

34h 34m1 stop Seattle/Tacoma Intl

$711Delta

Wed, Nov 4 - Tue, Nov 10

10:55 am - 10:43 pmTPE Taipei City Taiwan Taoyuan Intl-ONT Ontario

27h 48m1 stop Seattle/Tacoma Intl

5:04 pm - 8:30 pmONT Ontario-TPE Taipei City Taiwan Taoyuan Intl

35h 26m2 stops Salt Lake City Seattle/Tacoma Intl

$711Delta

Wed, Nov 4 - Tue, Nov 10

8:30 pm - 3:55 pmTPE Taipei City Taiwan Taoyuan Intl-ONT Ontario

11h 25mnonstop

9:45 pm - 4:30 amONT Ontario-TPE Taipei City Taiwan Taoyuan Intl

14h 45mnonstop

$793STARLUX Airlines

Wed, Nov 4 - Fri, Dec 4

8:30 pm - 3:55 pmTPE Taipei City Taiwan Taoyuan Intl-ONT Ontario

11h 25mnonstop

9:45 pm - 4:30 amONT Ontario-TPE Taipei City Taiwan Taoyuan Intl

14h 45mnonstop

$794STARLUX Airlines

Wed, Nov 4 - Fri, Dec 4

8:30 pm - 3:55 pmTPE Taipei City Taiwan Taoyuan Intl-ONT Ontario

11h 25mnonstop

9:45 pm - 4:30 amONT Ontario-TPE Taipei City Taiwan Taoyuan Intl

14h 45mnonstop

$796STARLUX Airlines

Wed, Nov 4 - Fri, Dec 4

11:00 am - 5:05 pmSGN Ho Chi Minh City-ONT Ontario

21h 05m1 stop Taipei City Taiwan Taoyuan Intl

10:50 pm - 10:00 amONT Ontario-SGN Ho Chi Minh City

20h 10m1 stop Taipei City Taiwan Taoyuan Intl

$812China Airlines

Thu, Nov 5 - Fri, Nov 13

11:00 am - 5:05 pmSGN Ho Chi Minh City-ONT Ontario

21h 05m1 stop Taipei City Taiwan Taoyuan Intl

10:50 pm - 10:00 amONT Ontario-SGN Ho Chi Minh City

20h 10m1 stop Taipei City Taiwan Taoyuan Intl

$827China Airlines

Thu, Nov 5 - Thu, Nov 12

2:05 pm - 5:05 pmBKK Bangkok Suvarnabhumi-ONT Ontario

18h 00m1 stop Taipei City Taiwan Taoyuan Intl

10:50 pm - 1:05 pmONT Ontario-BKK Bangkok Suvarnabhumi

23h 15m1 stop Taipei City Taiwan Taoyuan Intl

$828China Airlines

Thu, Nov 5 - Thu, Nov 12

Cheap direct flights

Enter your travel dates to find the best prices.

8:30 pm - 3:55 pmTPE Taipei City Taiwan Taoyuan Intl-ONT Ontario

11h 25mnonstop

9:45 pm - 4:30 amONT Ontario-TPE Taipei City Taiwan Taoyuan Intl

14h 45mnonstop

$788STARLUX Airlines

Fri, Dec 25 - Sat, Feb 20

8:30 pm - 3:55 pmTPE Taipei City Taiwan Taoyuan Intl-ONT Ontario

11h 25mnonstop

9:45 pm - 4:30 amONT Ontario-TPE Taipei City Taiwan Taoyuan Intl

14h 45mnonstop

$790STARLUX Airlines

Fri, Dec 25 - Sat, Feb 20

8:30 pm - 3:55 pmTPE Taipei City Taiwan Taoyuan Intl-ONT Ontario

11h 25mnonstop

9:45 pm - 4:30 amONT Ontario-TPE Taipei City Taiwan Taoyuan Intl

14h 45mnonstop

$792STARLUX Airlines

Fri, Dec 25 - Sat, Feb 20

8:30 pm - 3:55 pmTPE Taipei City Taiwan Taoyuan Intl-ONT Ontario

11h 25mnonstop

9:45 pm - 4:30 amONT Ontario-TPE Taipei City Taiwan Taoyuan Intl

14h 45mnonstop

$793STARLUX Airlines

Tue, Jan 19 - Fri, Mar 5

9:35 pm - 5:05 pmTPE Taipei City Taiwan Taoyuan Intl-ONT Ontario

11h 30mnonstop

10:50 pm - 5:30 amONT Ontario-TPE Taipei City Taiwan Taoyuan Intl

14h 40mnonstop

$826China Airlines

Fri, Dec 25 - Sat, Feb 20

9:35 pm - 5:05 pmTPE Taipei City Taiwan Taoyuan Intl-ONT Ontario

11h 30mnonstop

10:50 pm - 5:30 amONT Ontario-TPE Taipei City Taiwan Taoyuan Intl

14h 40mnonstop

$826China Airlines

Fri, Dec 25 - Sun, Feb 21

9:35 pm - 5:05 pmTPE Taipei City Taiwan Taoyuan Intl-ONT Ontario

11h 30mnonstop

10:50 pm - 5:30 amONT Ontario-TPE Taipei City Taiwan Taoyuan Intl

14h 40mnonstop

$829China Airlines

Tue, Dec 15 - Tue, Dec 29

9:35 pm - 5:05 pmTPE Taipei City Taiwan Taoyuan Intl-ONT Ontario

11h 30mnonstop

9:45 pm - 4:30 amONT Ontario-TPE Taipei City Taiwan Taoyuan Intl

14h 45mnonstop

$4,736Multiple Airlines

Fri, Nov 13 - Fri, Nov 13

8:30 pm - 3:55 pmTPE Taipei City Taiwan Taoyuan Intl-ONT Ontario

11h 25mnonstop

10:50 pm - 5:30 amONT Ontario-TPE Taipei City Taiwan Taoyuan Intl

14h 40mnonstop

$4,916Multiple Airlines

Sat, Jan 16 - Sat, Jan 23

9:35 pm - 5:05 pmTPE Taipei City Taiwan Taoyuan Intl-ONT Ontario

11h 30mnonstop

9:45 pm - 4:30 amONT Ontario-TPE Taipei City Taiwan Taoyuan Intl

14h 45mnonstop

$6,701Multiple Airlines

Sat, Dec 26 - Sat, Jan 9

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STARLUX Airlines flights from Asia to Ontario

Our best STARLUX Airlines deals on Asia to Ontario flight tickets

STARLUX Airlines

Dec 25

TPE8:30 pmTaipei City Taiwan Taoyuan Intl

11h 25m

ONT3:55 pmOntario

Feb 20

ONT9:45 pmOntario

14h 45m

TPE4:30 amTaipei City Taiwan Taoyuan Intl

$790

STARLUX Airlines

Dec 25

TPE8:30 pmTaipei City Taiwan Taoyuan Intl

11h 25m

ONT3:55 pmOntario

Feb 20

ONT9:45 pmOntario

14h 45m

TPE4:30 amTaipei City Taiwan Taoyuan Intl

$792

STARLUX Airlines

Jan 19

TPE8:30 pmTaipei City Taiwan Taoyuan Intl

11h 25m

ONT3:55 pmOntario

Mar 6

ONT9:45 pmOntario

14h 45m

TPE4:30 amTaipei City Taiwan Taoyuan Intl

$793

United Airlines flights from Asia to Ontario

Our best United Airlines deals on Asia to Ontario flight tickets

United Airlines

Nov 5

TPE11:10 amTaipei City Taiwan Taoyuan Intl

49h 41m

2 stops

ONT8:51 pmOntario

Nov 9

ONT9:25 amOntario

18h 25m

1 stop

TPE7:50 pmTaipei City Taiwan Taoyuan Intl

$868

United Airlines

Nov 5

TPE11:20 pmTaipei City Taiwan Taoyuan Intl

34h 36m

1 stop

ONT5:56 pmOntario

Nov 9

ONT6:00 amOntario

31h 45m

1 stop

TPE5:45 amTaipei City Taiwan Taoyuan Intl

$871

United Airlines

Nov 2

TPE11:10 amTaipei City Taiwan Taoyuan Intl

17h 19m

1 stop

ONT12:29 pmOntario

Nov 15

ONT4:17 pmOntario

21h 28m

1 stop

TPE5:45 amTaipei City Taiwan Taoyuan Intl

$883

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Taipei CityOntario

TPE Taipei City Taiwan Taoyuan Intl - ONT Ontario

TPEONT

Taipei City Taiwan Taoyuan Intl

Mon 11/23

7:25 pm-5:16 pm

2 stops37h 51m

Ontario

Sat 12/5

7:00 am-11:00 am

2 stops36h 00m

$710

Taipei CityOntario

TPE Taipei City Taiwan Taoyuan Intl - ONT Ontario

TPEONT

Taipei City Taiwan Taoyuan Intl

Tue 1/19

10:55 am-2:50 pm

1 stop19h 55m

Ontario

Mon 3/8

7:00 am-8:30 pm

1 stop21h 30m

$711

Taipei CityOntario

TPE Taipei City Taiwan Taoyuan Intl - ONT Ontario

TPEONT

Taipei City Taiwan Taoyuan Intl

Tue 1/19

10:55 am-10:34 pm

1 stop27h 39m

Ontario

Mon 1/25

3:35 pm-8:30 pm

1 stop36h 55m

$711

Taipei CityOntario

TPE Taipei City Taiwan Taoyuan Intl - ONT Ontario

TPEONT

Taipei City Taiwan Taoyuan Intl

Thu 1/21

10:55 am-10:34 pm

1 stop27h 39m

Ontario

Tue 1/26

3:35 pm-8:30 pm

1 stop36h 55m

$711

Ho Chi Minh CityOntario

SGN Ho Chi Minh City - ONT Ontario

SGNONT

Ho Chi Minh City

Tue 11/10

5:15 pm-5:05 pm

1 stop38h 50m

Ontario

Thu 11/12

10:50 pm-10:00 am

1 stop20h 10m

$783

Quickest round-trip

Taipei CityOntario

TPE Taipei City Taiwan Taoyuan Intl - ONT Ontario

TPEONT

Taipei City Taiwan Taoyuan Intl

Fri 12/25

8:30 pm-3:55 pm

Nonstop11h 25m

Ontario

Sat 2/20

9:45 pm-4:30 am

Nonstop14h 45m

$788

Taipei CityOntario

TPE Taipei City Taiwan Taoyuan Intl - ONT Ontario

TPEONT

Taipei City Taiwan Taoyuan Intl

Fri 12/25

8:30 pm-3:55 pm

Nonstop11h 25m

Ontario

Sat 2/20

9:45 pm-4:30 am

Nonstop14h 45m

$790

Taipei CityOntario

TPE Taipei City Taiwan Taoyuan Intl - ONT Ontario

TPEONT

Taipei City Taiwan Taoyuan Intl

Fri 12/25

8:30 pm-3:55 pm

Nonstop11h 25m

Ontario

Sat 2/20

9:45 pm-4:30 am

Nonstop14h 45m

$792

Ho Chi Minh CityOntario

SGN Ho Chi Minh City - ONT Ontario

SGNONT

Ho Chi Minh City

Mon 11/16

5:15 pm-5:05 pm

1 stop38h 50m

Ontario

Sun 11/29

10:50 pm-10:00 am

1 stop20h 10m

$796

Ho Chi Minh CityOntario

SGN Ho Chi Minh City - ONT Ontario

SGNONT

Ho Chi Minh City

Wed 11/25

5:15 pm-5:05 pm

1 stop38h 50m

Ontario

Mon 11/30

10:50 pm-4:15 pm

1 stop26h 25m

$813

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 Asia to Ontario

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

Delays

Other information

What is the cheapest month to fly to Ontario?

In general, April is the cheapest month to fly from Asia to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $765. If you aren’t able to travel during the month of April, then book flights to Ontario from Asia during March instead. Flights to Ontario in March, while not as cheap as those in April, still average around $779.

Can stopping save me money on Asia to Ontario flights?

You could potentially save up to 22% on your flight if you consider stops on a Asia to Ontario flight.

Cheap Asia to Ontario flight deals and tips

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

Best Price Found	$444
Fastest flight time	11h 25m
Direct flights	Every day
Airports in Ontario	1 airport

The best one-way flight to Ontario from Asia in the past 72 hours is $444. The best round-trip flight deal from Asia to Ontario found on momondo in the last 72 hours is $710.

The fastest flight from Asia to Ontario takes 11h 25m

Direct flights go from Asia to Ontario every day.

There is 1 airport in Ontario. From Asia there are direct flights to Ontario (ONT).

Search flight deals

Frequently asked questions about flying from Asia to Ontario

When did momondo last update prices for flights from Asia to Ontario Airport?
Prices for flights from Asia to Ontario Airport refresh daily.
How many operators does momondo search for flights from Asia to Ontario Airport?
As of October 2026, there are 2 operators available to choose from for flights from Asia to Ontario Airport.
How old do you have to be to fly from Asia to Ontario Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Asia to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The required travel and health documents for your Ontario Airport 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 Ontario Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Asia to Ontario

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

Airline	Rating	Free Cancellation	Price
STARLUX Airlines	PriceFrom $548	Free Cancellation	Rating 8.8 405 reviews		Search STARLUX Airlines flights
China Airlines	PriceFrom $684	Free Cancellation	Rating 8.3 854 reviews		Search China Airlines flights

Why use momondo?

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

Finding the right flight to Ontario from Asia is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ontario quick and easy, saving you time and money.

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

Yes. All flights to Ontario from Asia on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Asia and Ontario by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Asia to Ontario flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Cheap flights from Asia to Los Angeles from $444

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Asia to Los Angeles departing on 12/2. 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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STARLUX Airlines flights from Asia to Ontario

Our best STARLUX Airlines deals on Asia to Ontario flight tickets

United Airlines flights from Asia to Ontario

Our best United Airlines deals on Asia to Ontario flight tickets

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How to get the cheapest flight ticket from Asia to Ontario

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Can stopping save me money on Asia to Ontario flights?

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

What airlines fly to Ontario?

How often are flights from Asia to Ontario delayed?

What is the most punctual flight time for Asia to Ontario flights?

What day of the week experiences the fewest flight delays on this route?

Which airline has the best punctuality record on Asia to Ontario flights?

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

How long does it take to fly to Ontario?

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Best Price Found

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Airports in Ontario

Frequently asked questions about flying from Asia to Ontario

Best airlines flying from Asia to Ontario

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

Why use momondo?

An easier way to manage your Ontario 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 the United States

Airports servicing California

Fly your favorite airline to Los Angeles

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

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

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