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$411+ Cheap flights from Ontario (ONT) to Taiwan

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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — TPE
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Ontario to Taiwan

Keep the following information in mind while searching for Ontario to Taiwan flight deals. Data was last updated May 1, 2025.

Round-trip from

$809
(Delta)

One-way from

$411
(Delta)

Popular in

December

Cheapest in

September

Average price

$1,102

Good round-trip deal

$863 or less

Good one-way deal

$481 or less
From Ontario to Taiwan
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One-way flight from Ontario to Taiwan
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Highest demand for flights based on searches. 8% potential increase in price ($94 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($56 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Price to beat on a round-trip flight from Ontario to Taiwan.
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Price to beat on a one-way flight from Ontario to Taiwan.
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Find flight deals from Ontario to Taiwan

Cheapest flights from Ontario to Taiwan
Explore the most affordable flight options available from Ontario to Taiwan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This Delta deal was found by Cheapflights users on 4/30. 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 5/286:00 amONT - TPE
1 stop22h 55mDelta
Thu 6/269:40 amTPE - ONT
2 stops29h 06mDelta
Deal found 4/30$809
This Booking.com deal was found by Cheapflights users on 4/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1311:10 pmONT - TPE
Nonstop14h 05mSTARLUX Airlines
Sat 9/208:05 pmTPE - ONT
Nonstop12h 00mSTARLUX Airlines
Deal found 4/30$815
This Korean Air deal was found by Cheapflights users on 4/30. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/136:00 amONT - TPE
2 stops39h 10mKorean Air
Sun 5/186:55 pmTPE - ONT
2 stops38h 25mKorean Air
Deal found 4/30$824
This CrystalTravel deal was found by Cheapflights users on 4/30. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2612:45 amONT - TPE
Nonstop13h 30mChina Airlines
Wed 9/39:10 pmTPE - ONT
Nonstop12h 30mChina Airlines
Deal found 4/30$825
This United Airlines deal was found by Cheapflights users on 4/29. 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 9/121:42 pmONT - TPE
1 stop23h 23mUnited Airlines
Sat 10/49:50 amTPE - ONT
1 stop17h 23mUnited Airlines
Deal found 4/29$854
This United Airlines deal was found by Cheapflights users on 4/29. 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 9/96:00 amONT - KHH
2 stops24h 00mUnited Airlines
Wed 9/2410:25 amKHH - ONT
2 stops25h 08mUnited Airlines
Deal found 4/29$857
This China Airlines deal was found by Cheapflights users on 4/30. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/83:04 pmONT - TPE
1 stop23h 01mMultiple Airlines
Mon 9/299:10 pmTPE - ONT
Nonstop11h 50mMultiple Airlines
Deal found 4/30$914
This Orbitz deal was found by Cheapflights users on 4/29. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/176:00 amONT - TSA
2 stops42h 50mMultiple Airlines
Wed 10/81:35 pmTSA - ONT
2 stops24h 02mMultiple Airlines
Deal found 4/29$1,077
This KAYAK deal was found by Cheapflights users on 4/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/306:00 amONT - TSA
2 stops38h 35mJapan Airlines
Fri 6/69:10 amTSA - ONT
2 stops21h 40mJapan Airlines
Deal found 4/30$1,661
This oojo deal was found by Cheapflights users on 4/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/3012:10 amONT - KHH
2 stops30h 40mChina Airlines
Wed 5/77:15 amKHH - ONT
2 stops25h 45mChina Airlines
Deal found 4/30$4,619
This oojo deal was found by Cheapflights users on 4/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/611:10 pmONT - KHH
2 stops23h 40mMultiple Airlines
Mon 10/139:00 amKHH - ONT
2 stops23h 05mMultiple Airlines
Deal found 4/30$4,774

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to Taiwan 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 May 1, 2025.
Use the filters below to find and compare flights from Ontario to Taiwan that are best for you.

Fly from

Ontario

Fly to

Taiwan

Route

Depart

Return

Price

OntarioTaipei City

ONT - TPE

ONTTPE

Ontario

Wed 5/28

6:00 am-7:55 pm

1 stop22h 55m

Taipei City Taiwan Taoyuan Intl

Tue 6/24

9:25 am-11:46 pm

2 stops29h 21m

$809

OntarioTaipei City

ONT - TPE

ONTTPE

Ontario

Sat 9/13

11:10 pm-4:15 am

Nonstop14h 05m

Taipei City Taiwan Taoyuan Intl

Sat 9/20

8:05 pm-5:05 pm

Nonstop12h 00m

$815

OntarioTaipei City

ONT - TPE

ONTTPE

Ontario

Tue 5/13

6:00 am-5:50 pm

2 stops44h 50m

Taipei City Taiwan Taoyuan Intl

Tue 5/20

1:20 pm-6:20 pm

2 stops44h 00m

$824

OntarioTaipei City

ONT - TPE

ONTTPE

Ontario

Tue 8/26

12:45 am-5:15 am

Nonstop13h 30m

Taipei City Taiwan Taoyuan Intl

Wed 9/3

9:10 pm-6:40 pm

Nonstop12h 30m

$825

OntarioTaipei City

ONT - TPE

ONTTPE

Ontario

Fri 9/12

1:42 pm-4:05 am

1 stop23h 23m

Taipei City Taiwan Taoyuan Intl

Sat 10/4

9:50 am-12:13 pm

1 stop17h 23m

$854

OntarioKaohsiung City

ONT - KHH

ONTKHH

Ontario

Tue 9/9

6:00 am-9:00 pm

2 stops24h 00m

Kaohsiung City

Wed 9/24

10:25 am-8:33 pm

2 stops25h 08m

$857

OntarioTaipei City

ONT - TPE

ONTTPE

Ontario

Thu 9/18

11:39 am-4:55 am

1 stop26h 16m

Taipei City Taiwan Taoyuan Intl

Mon 9/29

8:05 pm-5:05 pm

Nonstop12h 00m

$895

OntarioTaipei City

ONT - TPE

ONTTPE

Ontario

Wed 10/8

4:05 pm-5:10 am

1 stop22h 05m

Taipei City Taiwan Taoyuan Intl

Wed 12/24

11:40 pm-10:37 pm

1 stop14h 57m

$1,034

OntarioTaipei City

ONT - TSA

ONTTSA

Ontario

Wed 9/17

6:00 am-3:50 pm

2 stops42h 50m

Taipei City Sung Shan

Tue 9/30

1:35 pm-11:59 pm

2 stops25h 24m

$1,077

OntarioTaipei City

ONT - TSA

ONTTSA

Ontario

Fri 5/30

6:00 am-11:35 am

2 stops38h 35m

Taipei City Sung Shan

Fri 6/6

9:10 am-3:50 pm

2 stops21h 40m

$1,661

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 25 results
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Best time to book a flight from Ontario to Taiwan

Have a flexible travel schedule? Discover the best time to fly to Taiwan from Ontario 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 Ontario to Taiwan

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

Currently, March is the cheapest month in which you can book a flight from Ontario to Taiwan (average of $875). Flying from Ontario to Taiwan in June is currently the most expensive (average of $1,442). 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 ONT to TW?

Find hourly flight availability from Ontario to Taiwan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Taiwan as you normally would.

Weekly flight availability from Ontario to Taiwan

Explore weekly flight availability from Ontario to Taiwan. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated May 1, 2025.

The most flights from ONT to TW0 are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Taiwan by month

Plan your trip to Taiwan by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Taiwan ranges from 2.7 - 11.7 inches per month. June is typically the wettest month, when rainfall can reach 11.7 in. November is typically the driest time to visit Taiwan when rainfall is around 2.7 in.

Temperature in Taiwan by month

Plan your trip to Taiwan by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Taiwan, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 60.8 F).

Reviews of airlines servicing Taiwan

Get insights into the airlines that provide service to Taiwan. 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 Taiwan. Reviews last updated May 1, 2025.
Read through reviews of airlines operating flights from Ontario to Taiwan, such as STARLUX Airlines, EVA Air and Korean Air. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.1
Wonderful
161 reviews

Comfort

9.0

Food

8.9

Crew

9.3

Entertainment

9.0

Boarding

9.0

Overall

9.1

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
STARLUX Airlines
9.1
Wonderful
161 reviews
STARLUX Airlines
9.1
Wonderful
161 reviews

Comfort

9.0

Food

8.9

Crew

9.3

Entertainment

9.0

Boarding

9.0

Overall

9.1

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
EVA Air
8.4
Very good
1,186 reviews
STARLUX Airlines
9.1
Wonderful
161 reviews

Comfort

9.0

Food

8.9

Crew

9.3

Entertainment

9.0

Boarding

9.0

Overall

9.1

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
Korean Air
8.4
Very good
1,068 reviews
STARLUX Airlines
9.1
Wonderful
161 reviews

Comfort

9.0

Food

8.9

Crew

9.3

Entertainment

9.0

Boarding

9.0

Overall

9.1

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
Japan Airlines
8.3
Very good
1,464 reviews
STARLUX Airlines
9.1
Wonderful
161 reviews

Comfort

9.0

Food

8.9

Crew

9.3

Entertainment

9.0

Boarding

9.0

Overall

9.1

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
China Airlines
8.3
Very good
732 reviews
STARLUX Airlines
9.1
Wonderful
161 reviews

Comfort

9.0

Food

8.9

Crew

9.3

Entertainment

9.0

Boarding

9.0

Overall

9.1

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Taiwan. 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 from for flights from Ontario to Taiwan?

    For a flight from Ontario to Taiwan, you will be flying from Ontario. Ontario (ONT) is just 3.1 mi from the center of the city.

  • What are the cheapest airlines to fly from Ontario to Taiwan one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $411. Korean Air flights start at $421 while deals on Japan Airlines start at $440 one-way.

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

    Most travelers choose Ontario - Taipei City Taiwan Taoyuan Intl, Ontario - Taipei City Sung Shan or Ontario - Kaohsiung City when deciding on the best route from Ontario to Taiwan.

  • What are the cheapest flights from Ontario to Taiwan?

    Looking for the cheapest flight from Ontario to Taiwan? While on average our users pay $2,274, our data indicates the cheapest price to be $430. The most popular route (Ontario - Taipei City Taiwan Taoyuan Intl), is priced around $750.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Taiwan 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 Ontario to Taiwan?

    Currently, March is the cheapest month in which you can book a flight from Ontario to Taiwan (average of $875). Flying from Ontario to Taiwan in June is currently the most expensive (average of $1,442). 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

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Top 5 airlines flying from Ontario to Taiwan

Discover the top 5 airlines that operate flights from Ontario to Taiwan. 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
China AirlinesCheapest$739Average$859FlexibilityNo cancel feeOn-time70%
DeltaCheapest$752Average$803FlexibilityNo cancel feeOn-timeN/A
STARLUX AirlinesCheapest$775Average$1,118FlexibilityNo cancel feeOn-timeN/A
EVA AirCheapest$782Average$816FlexibilityNo cancel feeOn-time74%
United AirlinesCheapest$852Average$946FlexibilityNo cancel feeOn-time69%

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