£355 Cheap Flights from Ontario Intl. Airport (ONT) to Taipei (TPE)

View £355 flight on Tue, 17 Nov 2026Opens in a new window

Flight 1

Popular airlines from Los Angeles - Ontario Intl. Airport (ONT) to Taoyuan International Airport (TPE)

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Cheap Flights from Ontario Intl. Airport (ONT) to Taipei (TPE)

Prices were available within the past 7 days and start at £355 for one-way flights and £680 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, 17 Nov - Tue, 24 Nov
ONT
Ontario
TPE
Taipei
£680 Return, found 13 hours ago
£680
Return
found 13 hours ago
Select Delta flight, departing Tue, 17 Nov from Ontario to Taipei, returning Tue, 24 Nov, priced at £680 found 13 hours ago
Korean Air
Wed, 11 Nov - Wed, 25 Nov
ONT
Ontario
TPE
Taipei
£696 Return, found 6 days ago
£696
Return
found 6 days ago
Select Korean Air flight, departing Wed, 11 Nov from Ontario to Taipei, returning Wed, 25 Nov, priced at £696 found 6 days ago
China Airlines
Sat, 10 Oct - Wed, 21 Oct
ONT
Ontario
TPE
Taipei
£731 Return, found 1 hour ago
£731
Return
found 1 hour ago
Select China Airlines flight, departing Sat, 10 Oct from Ontario to Taipei, returning Wed, 21 Oct, priced at £731 found 1 hour ago
China Airlines
Mon, 4 May - Fri, 15 May
ONT
Ontario
TPE
Taipei
£732 Return, found 5 days ago
£732
Return
found 5 days ago
Select China Airlines flight, departing Mon, 4 May from Ontario to Taipei, returning Fri, 15 May, priced at £732 found 5 days ago
Alaska Airlines
Tue, 17 Nov - Tue, 24 Nov
ONT
Ontario
TPE
Taipei
£747 Return, found 13 hours ago
£747
Return
found 13 hours ago
Select Alaska Airlines flight, departing Tue, 17 Nov from Ontario to Taipei, returning Tue, 24 Nov, priced at £747 found 13 hours ago
United
Tue, 17 Nov - Tue, 24 Nov
ONT
Ontario
TPE
Taipei
£748 Return, found 13 hours ago
£748
Return
found 13 hours ago
Select United flight, departing Tue, 17 Nov from Ontario to Taipei, returning Tue, 24 Nov, priced at £748 found 13 hours ago
China Airlines
Thu, 14 May - Thu, 21 May
ONT
Ontario
TPE
Taipei
£765 Return, found 4 days ago
£765
Return
found 4 days ago
Select China Airlines flight, departing Thu, 14 May from Ontario to Taipei, returning Thu, 21 May, priced at £765 found 4 days ago
Alaska Airlines
Sat, 10 Oct - Wed, 21 Oct
ONT
Ontario
TPE
Taipei
£773 Return, found 1 hour ago
£773
Return
found 1 hour ago
Select Alaska Airlines flight, departing Sat, 10 Oct from Ontario to Taipei, returning Wed, 21 Oct, priced at £773 found 1 hour ago
Alaska Airlines
Tue, 17 Nov - Tue, 24 Nov
ONT
Ontario
TPE
Taipei
£779 Return, found 13 hours ago
£779
Return
found 13 hours ago
Select Alaska Airlines flight, departing Tue, 17 Nov from Ontario to Taipei, returning Tue, 24 Nov, priced at £779 found 13 hours ago
Alaska Airlines
Wed, 11 Nov - Wed, 25 Nov
ONT
Ontario
TPE
Taipei
£780 Return, found 6 days ago
£780
Return
found 6 days ago
Select Alaska Airlines flight, departing Wed, 11 Nov from Ontario to Taipei, returning Wed, 25 Nov, priced at £780 found 6 days ago

Find the cheapest month to fly from Ontario (ONT) to Taipei (TPE)

April is typically the cheapest month to fly

From £530 - £1,097 per traveller.

Frequently asked questions

What is the cheapest month to fly from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Taipei (TPE-Taoyuan Intl.)?
January is typically the cheapest month to fly from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Taipei (TPE-Taoyuan Intl.), with average return fares of approximately £1073. This is about 22% lower than the average price throughout the year. January sees lower prices because it falls after the holiday travel rush, when demand drops and airlines compete for bookings. Other cheap months to fly from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Taipei (TPE-Taoyuan Intl.) include April and September.
Which airlines fly direct from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Taipei (TPE-Taoyuan Intl.)?
Enter ONT to TPE and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Taipei (TPE-Taoyuan Intl.)?
To find a cheap flight from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Taipei (TPE-Taoyuan Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Taipei (TPE-Taoyuan Intl.)?
The best airline to fly with from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Taipei (TPE-Taoyuan Intl.) will differ from traveller to traveller. If you like to fly early, CI offers early morning flights. If price is the most important factor, JX typically offers the lowest fares. UA offers the most daily flights from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Taipei (TPE-Taoyuan Intl.), which is brilliant if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Taipei (TPE-Taoyuan Intl.)?
Based on booking data from the past year, the cheapest months to fly from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Taipei (TPE-Taoyuan Intl.) are typically January and September, with average return flights costing around £1073. While these months offer the best value, you might find fewer direct flight options compared to peak travel times. If your priority is saving money, these are excellent times to consider for your trip.
How many flights per day from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Taipei (TPE-Taoyuan Intl.)?
There are approximately 2 nonstop flights per day from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Taipei (TPE-Taoyuan Intl.). For even more choice, look at flights that include layovers, as there are around 38 connecting flights per day. Some common connection points include Seattle - Tacoma Intl. (SEA), San Francisco Intl. (SFO), and Dallas-Fort Worth Intl. (DFW).
What is the earliest flight from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Taipei (TPE-Taoyuan Intl.)?
The earliest flight from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Taipei (TPE-Taoyuan Intl.) typically departs at approximately 12:10 AM local time, operated by China Airlines. This is a seasonal service active in March, April, May, June, September, and October. An early departure like this can help maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Taipei (TPE-Taoyuan Intl.)?
If you're flying from Los Angeles - Ontario Intl. (ONT) to Taoyuan Intl. (TPE), you'll typically find the most flights on a Thursday, with around 26 flights available. This gives you a good selection of options for your journey. Major airlines on this route include Delta Air Lines, United Airlines, and American Airlines. Flight schedules are consistent throughout the week, so you'll have plenty of options regardless of your travel day.
What are the most popular departure times for flights from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Taipei (TPE-Taoyuan Intl.)?
The most popular departure times for flights from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Taipei (TPE-Taoyuan Intl.) are in the morning, from 6am to 9am. About 28% of passengers prefer this time. Many major carriers, including United Airlines, American Airlines and Japan Airlines, offer flights during this window. This timing works well because it allows you to start your journey early and arrive at your destination with plenty of time to settle in.
How long does it take to fly from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Taipei (TPE-Taoyuan Intl.)?
Direct flights from ONT to TPE usually take about 14 hours 50 minutes, traveling roughly 6,819 miles. If you opt for a connecting flight, expect to add around 4 hours 10 minutes to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Taipei (TPE-Taoyuan Intl.)?
Select the "Business class" and "First class" filters when looking for ONT to TPE flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Taipei (TPE-Taoyuan Intl.) flight with Expedia?
It's easy to earn miles on a Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Taipei (TPE-Taoyuan Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Taipei from Los Angeles - Ontario Intl. (ONT)?
If you're planning to travel to Taipei from Los Angeles - Ontario Intl. (ONT), you can fly directly into Taoyuan Intl. (TPE) Some flights may connect through major hubs like San Francisco Intl. (SFO), Dallas-Fort Worth Intl. (DFW), Seattle - Tacoma Intl. (SEA) before reaching Taipei. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Taipei (TPE-Taoyuan Intl.) at the last minute?
Typically, booking a last minute flight from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Taipei (TPE-Taoyuan Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Taipei (TPE-Taoyuan Intl.) flight and hotel package?
Securing a Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Taipei (TPE-Taoyuan Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Taipei (TPE-Taoyuan Intl.)?
If you booked your Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Taipei (TPE-Taoyuan Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Ontario Intl. Airport
Destination airport
Taoyuan Intl.
Return price
£680
Distance
10908 km
Average flight time
29 hours 5 mins

Book with confidence

Compare flights from Ontario Intl. Airport to Taipei easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Ontario Intl. Airport to Taipei. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Taoyuan Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Ontario Intl. Airport to Taoyuan Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Ontario Intl. Airport (ONT) to Taoyuan Intl. (TPE)

The easiest way to view the best deals on flights from Ontario Intl. Airport to Taipei today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Ontario Intl. Airport to Taoyuan Intl. start at just £680 and range up to £780.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Ontario Intl. Airport and Taipei
  • booking your flight during November, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Ontario Intl. Airport to Taipei flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Ontario Intl. Airport to Taoyuan Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Ontario Intl. Airport to Taipei easily and book with confidence

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*Available to Expedia members.