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Ontario

$442+ 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 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
TPE — ONT
ago. 19 — ago. 261
mar. 8/19
mar. 8/26
1 adult, Economy
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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 agosto 14, 2025.

Round-trip from

$680
(lol.travel)

One-way from

$442
(Delta)

Popular in

July

Cheapest in

February

Average price

$1,152

Good one-way deal

$748 or less
From Taiwan to Ontario
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One-way flight from Taiwan to Ontario
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Highest demand for flights based on searches. 12% potential increase in price ($134 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a one-way flight from Taiwan to Ontario.
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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 agosto 14, 2025.

This lol.travel deal was found by Cheapflights users on 8/13. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/49:50 amTPE - ONT
1 stop17h 23mUnited Airlines
mié. 9/176:50 pmONT - TPE
1 stop18h 15mUnited Airlines
Deal found 8/13$680
This United Airlines deal was found by Cheapflights users on 8/14. 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.
jue. 9/49:50 amTPE - ONT
2 stops25h 53mUnited Airlines
dom. 9/146:38 pmONT - TPE
2 stops42h 27mUnited Airlines
Deal found 8/14$722
This United Airlines deal was found by Cheapflights users on 8/14. 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.
lun. 9/2910:25 amKHH - ONT
2 stops27h 27mUnited Airlines
lun. 10/61:15 pmONT - KHH
3 stops40h 45mUnited Airlines
Deal found 8/14$727
This United Airlines deal was found by Cheapflights users on 8/13. 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.
mié. 9/1710:25 amKHH - ONT
3 stops41h 07mUnited Airlines
dom. 9/211:15 pmONT - KHH
3 stops40h 45mUnited Airlines
Deal found 8/13$728
This United Airlines deal was found by Cheapflights users on 8/14. 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.
sáb. 9/139:50 amTPE - ONT
2 stops49h 53mUnited Airlines
sáb. 9/201:15 pmONT - TPE
2 stops62h 30mUnited Airlines
Deal found 8/14$734
This United Airlines deal was found by Cheapflights users on 8/14. 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.
mié. 10/159:50 amTPE - ONT
1 stop17h 23mUnited Airlines
vie. 10/249:36 amONT - TPE
1 stop18h 09mUnited Airlines
Deal found 8/14$735
This Delta deal was found by Cheapflights users on 8/14. 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.
vie. 9/269:35 amTPE - ONT
2 stops17h 42mDelta
sáb. 10/46:00 amONT - TPE
1 stop22h 55mDelta
Deal found 8/14$737
This United Airlines deal was found by Cheapflights users on 8/13. 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.
lun. 9/19:50 amTPE - ONT
1 stop17h 23mUnited Airlines
vie. 9/266:36 pmONT - TPE
1 stop18h 29mUnited Airlines
Deal found 8/13$745
This United Airlines deal was found by Cheapflights users on 8/14. 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.
dom. 11/93:50 pmTPE - ONT
2 stops20h 54mUnited Airlines
dom. 11/165:05 amONT - TPE
2 stops22h 45mUnited Airlines
Deal found 8/14$748
This lol.travel deal was found by Cheapflights users on 8/14. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/1911:10 amTPE - ONT
1 stop27h 31mUnited Airlines
lun. 1/1210:40 amONT - TPE
1 stop17h 10mUnited Airlines
Deal found 8/14$779
This Richmond deal was found by Cheapflights users on 8/13. 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 Richmond is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/158:05 pmTPE - ONT
Nonstop12h 00mSTARLUX Airlines
vie. 10/2411:10 pmONT - TPE
Nonstop14h 05mSTARLUX Airlines
Deal found 8/13$782
This United Airlines deal was found by Cheapflights users on 8/13. 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.
sáb. 9/2710:25 amKHH - ONT
3 stops24h 59mUnited Airlines
sáb. 10/45:05 amONT - KHH
3 stops48h 55mUnited Airlines
Deal found 8/13$793

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 agosto 14, 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

jue. 9/4

9:50 am-12:13 pm

1 stop17h 23m

Ontario

mié. 9/17

6:50 pm-4:05 am

1 stop18h 15m

$680

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

jue. 9/4

9:50 am-8:43 pm

2 stops25h 53m

Ontario

dom. 9/14

6:38 pm-6:45 pm

2 stops33h 07m

$722

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

mié. 10/15

9:50 am-12:13 pm

1 stop17h 23m

Ontario

mié. 10/15

6:36 pm-4:05 am

1 stop18h 29m

$722

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

jue. 10/30

10:10 am-12:33 pm

2 stops41h 23m

Ontario

dom. 11/30

8:38 pm-7:50 pm

1 stop31h 12m

$722

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

lun. 9/22

9:50 am-8:43 pm

2 stops25h 53m

Ontario

lun. 10/20

5:05 am-4:05 am

2 stops32h 00m

$722

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

mié. 9/17

2:30 pm-5:37 pm

1 stop18h 07m

Ontario

mié. 9/24

6:50 pm-4:05 am

1 stop18h 15m

$722

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

lun. 9/29

9:50 am-12:13 pm

1 stop17h 23m

Ontario

mar. 12/2

6:00 am-7:50 pm

1 stop21h 50m

$722

Kaohsiung CityOntario

KHH - ONT

KHHONT

Kaohsiung City

lun. 9/29

10:25 am-10:52 pm

2 stops27h 27m

Ontario

lun. 10/6

1:15 pm-9:00 pm

3 stops40h 45m

$727

Kaohsiung CityOntario

KHH - ONT

KHHONT

Kaohsiung City

mié. 9/17

10:25 am-8:43 pm

3 stops49h 18m

Ontario

dom. 9/21

6:50 pm-9:00 pm

2 stops35h 10m

$728

Kaohsiung CityOntario

KHH - ONT

KHHONT

Kaohsiung City

sáb. 9/27

10:25 am-10:52 pm

2 stops27h 27m

Ontario

sáb. 10/4

5:05 am-9:00 pm

3 stops48h 55m

$793

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/14

Showing 1-10 of 42 results
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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, August is the cheapest month in which you can book a flight from Taiwan to Ontario (average of $246). Flying from Taiwan to Ontario in March is currently the most expensive (average of $328). 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 agosto 14, 2025.

When flying from Taiwan to Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 agosto 14, 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
9.0
Wonderful
204 reviews

Overall

9.0

Entertainment

8.9

Crew

9.3

Comfort

8.9

Boarding

9.0

Food

8.7

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
STARLUX Airlines
9.0
Wonderful
204 reviews
STARLUX Airlines
9.0
Wonderful
204 reviews

Overall

9.0

Entertainment

8.9

Crew

9.3

Comfort

8.9

Boarding

9.0

Food

8.7

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
China Airlines
8.3
Very good
762 reviews
STARLUX Airlines
9.0
Wonderful
204 reviews

Overall

9.0

Entertainment

8.9

Crew

9.3

Comfort

8.9

Boarding

9.0

Food

8.7

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.

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.

  • 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 $550. While the most popular route (Taipei City Taiwan Taoyuan Intl - Ontario) can be booked for $680 on average our data indicates $1,001 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, August is the cheapest month in which you can book a flight from Taiwan to Ontario (average of $246). Flying from Taiwan to Ontario in March is currently the most expensive (average of $328). 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

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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 agosto 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
China AirlinesCheapest$874Average$956FlexibilityNo cancel feeOn-time70%
STARLUX AirlinesCheapest$921Average$1,353FlexibilityNo cancel feeOn-timeN/A

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