HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$407+ Cheap flights from Taiwan to Ontario (ONT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/30. Fares are subject to change and may not be available on all flights or dates of travel.
TPE — ONT
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Taiwan to Ontario with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find flight deals from Taiwan to Ontario

Cheapest flights from Taiwan to Ontario
Explore the most affordable flight options available from Taiwan to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.

This Delta deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/510:55 amTPE - ONT
1 stop16h 13mDelta
Mon 11/175:49 pmONT - TPE
1 stop35h 16mDelta
Deal found 10/16$646
This United Airlines deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/302:50 pmTPE - ONT
1 stop36h 47mUnited Airlines
Sun 11/301:40 pmONT - TPE
1 stop38h 10mUnited Airlines
Deal found 10/15$675
This United Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/53:50 pmTPE - ONT
1 stop36h 47mUnited Airlines
Tue 11/186:00 amONT - TPE
1 stop21h 50mUnited Airlines
Deal found 10/16$676
This United Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/209:50 amTPE - ONT
1 stop22h 50mUnited Airlines
Tue 10/286:38 pmONT - TPE
1 stop19h 07mUnited Airlines
Deal found 10/16$677
This United Airlines deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/219:50 amTPE - ONT
2 stops20h 12mUnited Airlines
Sat 10/259:36 amONT - TPE
1 stop18h 14mUnited Airlines
Deal found 10/15$687
This United Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/53:50 pmTPE - ONT
1 stop17h 44mUnited Airlines
Fri 11/141:29 pmONT - TPE
2 stops38h 21mUnited Airlines
Deal found 10/16$688
This United Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/179:50 amTPE - ONT
1 stop17h 23mUnited Airlines
Mon 10/276:38 pmONT - TPE
1 stop33h 12mUnited Airlines
Deal found 10/16$689
This Delta deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/410:55 amTPE - ONT
1 stop16h 13mDelta
Sat 11/1511:48 amONT - TPE
1 stop17h 17mDelta
Deal found 10/15$692
This Delta deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/199:35 amTPE - ONT
2 stops17h 41mDelta
Wed 10/294:35 pmONT - TPE
2 stops37h 30mDelta
Deal found 10/16$694
This Delta deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1910:55 amTPE - ONT
1 stop16h 13mDelta
Wed 12/36:40 amONT - TPE
1 stop22h 25mDelta
Deal found 10/16$695
This United Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/179:50 amTPE - ONT
1 stop17h 23mUnited Airlines
Fri 10/176:27 pmONT - TPE
2 stops33h 18mUnited Airlines
Deal found 10/16$701
This United Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1611:30 amKHH - ONT
2 stops27h 21mUnited Airlines
Sun 11/231:40 pmONT - KHH
2 stops39h 40mUnited Airlines
Deal found 10/16$1,280

Cheap flight deals from Taiwan to Ontario

Keep the following information in mind while searching for Taiwan to Ontario flight deals. Data was last updated October 16, 2025.

Round-trip from

$646
(Delta)

One-way from

$407
(Kiwi.com)

Popular in

July

Cheapest in

September

Average price

$844

Good round-trip deal

$855 or less

Good one-way deal

$580 or less
From Taiwan to Ontario
Search Deals
One-way flight from Taiwan to Ontario
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($160 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Taiwan to Ontario.
Search Deals
Price to beat on a one-way flight from Taiwan to Ontario.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Taiwan to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 16, 2025.
Use the filters below to find and compare flights from Taiwan to Ontario that are best for you.

Fly from

Taiwan

Fly to

Ontario

Route

Depart

Return

Price

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

Wed 11/5

10:55 am-11:08 am

1 stop16h 13m

Ontario

Mon 11/17

5:49 pm-9:05 pm

1 stop35h 16m

$646

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

Wed 11/5

11:10 am-5:34 pm

1 stop22h 24m

Ontario

Sun 11/16

1:30 pm-5:45 am

2 stops48h 15m

$675

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

Wed 11/5

11:10 am-8:44 pm

2 stops49h 34m

Ontario

Tue 11/18

6:00 am-7:50 pm

1 stop21h 50m

$676

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

Wed 11/5

3:50 pm-12:37 pm

1 stop36h 47m

Ontario

Mon 11/17

5:05 am-5:45 am

2 stops32h 40m

$676

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

Thu 10/30

2:50 pm-8:44 pm

2 stops44h 54m

Ontario

Sun 11/30

1:40 pm-7:50 pm

1 stop38h 10m

$678

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

Thu 11/6

10:55 am-9:20 pm

2 stops26h 25m

Ontario

Mon 11/17

11:48 am-9:05 pm

1 stop17h 17m

$692

Taichung CityOntario

RMQ - ONT

RMQONT

Taichung City ChingChuanKang

Thu 3/5

5:50 pm-10:38 pm

2 stops44h 48m

Ontario

Mon 3/9

6:45 am-4:25 pm

2 stops42h 40m

$795

Kaohsiung CityOntario

KHH - ONT

KHHONT

Kaohsiung City

Tue 2/17

11:30 am-12:43 pm

3 stops41h 13m

Ontario

Sat 2/21

1:00 pm-9:20 pm

3 stops64h 20m

$992

Kaohsiung CityOntario

KHH - ONT

KHHONT

Kaohsiung City

Sun 11/16

11:30 am-10:51 pm

2 stops27h 21m

Ontario

Sun 11/23

1:40 pm-9:20 pm

2 stops39h 40m

$1,280

Taipei CityOntario

TSA - ONT

TSAONT

Taipei City Sung Shan

Wed 11/5

3:35 pm-3:17 pm

2 stops39h 42m

Ontario

Mon 11/17

6:00 am-11:40 am

2 stops37h 40m

$1,544

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/15

Showing 1-10 of 44 results
1
2
3
...
5

Best time to book a flight from Taiwan to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Taiwan with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Taiwan to Ontario

What is the cheapest month to book a flight from Taiwan to Ontario?

Currently, October is the cheapest month in which you can book a flight from Taiwan to Ontario (average of $534). Flying from Taiwan to Ontario in July is currently the most expensive (average of $858). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from TW to ONT?

Find hourly flight availability from Taiwan to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 16, 2025.

One of the essential ways to save on airfare from Taiwan to Ontario is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 40% on airfare.

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated October 16, 2025.
Get a feel of what it's like to fly with STARLUX Airlines and China Airlines from Taiwan to Ontario by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
8.9
Very good
219 reviews

Food

8.7

Comfort

8.9

Overall

8.9

Crew

9.2

Boarding

8.9

Entertainment

8.8

Reviews

1 / 8
10.0
Excellent

Anonymous,Sep 2025

TPE - CRK

Superb service! My second time flying with Starlux to Clark. Will definately fly this route with them again!
STARLUX Airlines
8.9
Very good
219 reviews
STARLUX Airlines
8.9
Very good
219 reviews

Food

8.7

Comfort

8.9

Overall

8.9

Crew

9.2

Boarding

8.9

Entertainment

8.8

Reviews

1 / 8
10.0
Excellent

Anonymous,Sep 2025

TPE - CRK

Superb service! My second time flying with Starlux to Clark. Will definately fly this route with them again!
China Airlines
8.3
Very good
768 reviews
STARLUX Airlines
8.9
Very good
219 reviews

Food

8.7

Comfort

8.9

Overall

8.9

Crew

9.2

Boarding

8.9

Entertainment

8.8

Reviews

1 / 8
10.0
Excellent

Anonymous,Sep 2025

TPE - CRK

Superb service! My second time flying with Starlux to Clark. Will definately fly this route with them again!

Related info for your journey

Find useful and relevant information for your journey from Taiwan to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Ontario from Taiwan?

    Located just 3.1 mi from the city center, Ontario (ONT) is the airport most travelers will use when flying to Ontario from Taiwan.

  • How long is the flight from Taiwan to Ontario?

    For as low as $646, Delta can have you in Ontario from Taiwan in 16h 13m. The distance between Taiwan and Ontario is about 6814 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Taiwan to Ontario?

    While some choose either Taipei City Sung Shan - Ontario or Kaohsiung City - Ontario, Taipei City Taiwan Taoyuan Intl - Ontario is the most popular route from Taiwan to Ontario.

  • What are the cheapest flights from Taiwan to Ontario?

    Looking at all options, your cheapest flight can be booked for $518. While the most popular route (Taipei City Taiwan Taoyuan Intl - Ontario) can be booked for $678 on average, our data indicates $726 when flying from Taiwan to Ontario.

  • Can I find deals for flights from Taiwan to Ontario that include hotel bookings?

    Yes. In addition to deals on Taiwan to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Taiwan to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Taiwan to Ontario.

  • Can I find deals for business class flights from Taiwan to Ontario?

    Yes. Cheapflights offers flight deals from Taiwan to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Taiwan to Ontario?

    Currently, October is the cheapest month in which you can book a flight from Taiwan to Ontario (average of $534). Flying from Taiwan to Ontario in July is currently the most expensive (average of $858). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Taiwan to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Incheon Intl to Los Angeles flights
Manila to Los Angeles flights
Haneda to Los Angeles flights
Manila to San Francisco flights
Narita to Los Angeles flights
Taiwan Taoyuan Intl to Los Angeles flights
Mumbai to San Francisco flights
Taiwan Taoyuan Intl to San Francisco flights
New Delhi to San Francisco flights
Hongqiao Intl to Los Angeles flights
Haneda to San Francisco flights
Incheon Intl to San Francisco flights
Hongqiao Intl to San Francisco flights
Suvarnabhumi to Los Angeles flights
Pu Dong to Los Angeles flights
Bangalore to San Francisco flights
Gimpo Intl to Los Angeles flights
Taiwan Taoyuan Intl to Ontario flights
Hong Kong to Los Angeles flights
Pu Dong to San Francisco flights
Incheon Intl to Ontario flights
Yerevan to Los Angeles flights
Kansai Intl to Los Angeles flights
Narita to San Diego flights
Singapore to San Francisco flights
Singapore to Los Angeles flights
Hyderabad to San Francisco flights
Incheon Intl to Las Vegas flights
Suvarnabhumi to San Francisco flights
Narita to San Francisco flights
Ho Chi Minh City to Los Angeles flights
Mumbai to San Jose flights
Mumbai to Oakland flights
Narita to Ontario flights
Sung Shan to Los Angeles flights
Haneda to Ontario flights
Hong Kong to San Francisco flights
Ho Chi Minh City to San Francisco flights
Manila to Ontario flights
Mumbai to Los Angeles flights
New Delhi to Los Angeles flights
Incheon Intl to Santa Ana flights
Suvarnabhumi to Ontario flights
Soekarno-Hatta Intl to Los Angeles flights
Gimpo Intl to San Francisco flights
Ahmedabad to San Francisco flights
Don Mueang Intl to Los Angeles flights
Manila to Las Vegas flights

Top 2 airlines flying from Taiwan to Ontario

Discover the top 2 airlines that operate flights from Taiwan to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
STARLUX AirlinesCheapest$829Average$1,175FlexibilityNo cancel feeOn-timeN/A
China AirlinesCheapest$859Average$932FlexibilityNo cancel feeOn-time70%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.