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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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — TPE
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$895
(oojo)

One-way from

$411
(Delta)

Popular in

December

Cheapest in

September

Average price

$1,261

Good round-trip deal

$815 or less

Good one-way deal

$564 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. 11% potential increase in price ($126 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($59 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This oojo deal was found by Cheapflights users on 6/10. 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.
Thu 9/43:04 pmONT - TPE
1 stop23h 01mChina Airlines
Tue 9/1611:30 pmTPE - ONT
1 stop26h 14mChina Airlines
Deal found 6/10$895
This Delta deal was found by Cheapflights users on 6/10. 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.
Fri 7/186:25 amONT - TPE
1 stop22h 30mDelta
Sun 8/39:35 amTPE - ONT
1 stop15h 50mDelta
Deal found 6/10$905
This United Airlines deal was found by Cheapflights users on 6/10. 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 7/306:28 pmONT - TPE
2 stops57h 17mUnited Airlines
Mon 8/42:15 pmTPE - ONT
2 stops45h 39mUnited Airlines
Deal found 6/10$917
This Korean Air deal was found by Cheapflights users on 6/11. 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.
Sun 8/36:25 amONT - TPE
2 stops38h 45mKorean Air
Sun 9/146:55 pmTPE - ONT
2 stops37h 22mKorean Air
Deal found 6/11$926
This oojo deal was found by Cheapflights users on 6/9. 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.
Tue 11/114:09 pmONT - TPE
2 stops27h 21mAsiana Airlines
Tue 12/24:30 pmTPE - ONT
2 stops17h 47mAsiana Airlines
Deal found 6/9$930
This oojo deal was found by Cheapflights users on 6/11. 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 11/54:09 pmONT - TPE
1 stop21h 11mEVA Air
Sun 11/2311:40 pmTPE - ONT
1 stop14h 57mEVA Air
Deal found 6/11$1,004
This Trip.com deal was found by Cheapflights users on 6/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1511:10 pmONT - TPE
Nonstop14h 05mMultiple Airlines
Thu 10/239:10 pmTPE - ONT
Nonstop11h 50mMultiple Airlines
Deal found 6/11$1,009
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/611:45 pmONT - TPE
Nonstop13h 30mSTARLUX Airlines
Mon 9/158:05 pmTPE - ONT
Nonstop12h 00mSTARLUX Airlines
Deal found 6/11$1,047
This Travelocity deal was found by Cheapflights users on 6/11. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/186:00 amONT - TSA
2 stops42h 50mMultiple Airlines
Sun 8/311:35 pmTSA - ONT
2 stops25h 24mMultiple Airlines
Deal found 6/11$1,054
This United Airlines deal was found by Cheapflights users on 6/12. 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 11/196:00 amONT - KHH
2 stops23h 00mUnited Airlines
Fri 11/2810:35 amKHH - ONT
2 stops18h 02mUnited Airlines
Deal found 6/12$1,149
This Gurufare deal was found by Cheapflights users on 6/12. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/76:00 amONT - TSA
2 stops38h 35mJapan Airlines
Tue 11/113:35 pmTSA - ONT
2 stops39h 39mJapan Airlines
Deal found 6/12$1,287
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1012:45 amONT - KHH
2 stops26h 10mMultiple Airlines
Fri 7/187:15 amKHH - ONT
2 stops26h 25mMultiple Airlines
Deal found 6/11$1,463

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 June 12, 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

Thu 9/4

3:04 pm-5:05 am

1 stop23h 01m

Taipei City Taiwan Taoyuan Intl

Tue 9/16

11:30 pm-10:44 am

1 stop26h 14m

$895

OntarioTaipei City

ONT - TPE

ONTTPE

Ontario

Fri 7/18

6:25 am-7:55 pm

1 stop22h 30m

Taipei City Taiwan Taoyuan Intl

Sun 8/3

9:35 am-10:25 am

1 stop15h 50m

$905

OntarioTaipei City

ONT - TPE

ONTTPE

Ontario

Wed 7/30

6:28 pm-6:45 pm

2 stops57h 17m

Taipei City Taiwan Taoyuan Intl

Mon 8/4

2:15 pm-8:54 pm

2 stops45h 39m

$917

OntarioTaipei City

ONT - TPE

ONTTPE

Ontario

Sun 8/3

6:25 am-12:10 pm

2 stops38h 45m

Taipei City Taiwan Taoyuan Intl

Sun 9/14

6:55 pm-5:17 pm

2 stops37h 22m

$926

OntarioTaipei City

ONT - TPE

ONTTPE

Ontario

Tue 11/11

4:09 pm-11:30 am

2 stops27h 21m

Taipei City Taiwan Taoyuan Intl

Tue 12/2

4:30 pm-6:17 pm

2 stops17h 47m

$930

OntarioTaipei City

ONT - TPE

ONTTPE

Ontario

Wed 11/5

4:09 pm-5:20 am

1 stop21h 11m

Taipei City Taiwan Taoyuan Intl

Sun 11/23

11:40 pm-10:37 pm

1 stop14h 57m

$1,004

OntarioTaipei City

ONT - TPE

ONTTPE

Ontario

Wed 10/15

11:10 pm-4:15 am

Nonstop14h 05m

Taipei City Taiwan Taoyuan Intl

Thu 10/23

9:10 pm-6:00 pm

Nonstop11h 50m

$1,009

OntarioTaipei City

ONT - TPE

ONTTPE

Ontario

Wed 8/6

11:45 pm-4:15 am

Nonstop13h 30m

Taipei City Taiwan Taoyuan Intl

Mon 9/15

8:05 pm-5:05 pm

Nonstop12h 00m

$1,047

OntarioTaipei City

ONT - TSA

ONTTSA

Ontario

Mon 8/18

6:00 am-3:50 pm

2 stops42h 50m

Taipei City Sung Shan

Sun 8/31

1:35 pm-11:59 pm

2 stops25h 24m

$1,054

OntarioKaohsiung City

ONT - KHH

ONTKHH

Ontario

Wed 11/19

6:00 am-9:00 pm

2 stops23h 00m

Kaohsiung City

Fri 11/28

10:35 am-12:37 pm

2 stops18h 02m

$1,149

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 24 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, October is the cheapest month in which you can book a flight from Ontario to Taiwan (average of $874). Flying from Ontario to Taiwan in December is currently the most expensive (average of $1,362). 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 June 12, 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.

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 June 12, 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
178 reviews

Overall

9.1

Entertainment

8.9

Food

8.8

Boarding

9.0

Comfort

9.0

Crew

9.3

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
9.1
Wonderful
178 reviews
STARLUX Airlines
9.1
Wonderful
178 reviews

Overall

9.1

Entertainment

8.9

Food

8.8

Boarding

9.0

Comfort

9.0

Crew

9.3

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.
EVA Air
8.4
Very good
1,202 reviews
STARLUX Airlines
9.1
Wonderful
178 reviews

Overall

9.1

Entertainment

8.9

Food

8.8

Boarding

9.0

Comfort

9.0

Crew

9.3

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.
Korean Air
8.4
Very good
1,088 reviews
STARLUX Airlines
9.1
Wonderful
178 reviews

Overall

9.1

Entertainment

8.9

Food

8.8

Boarding

9.0

Comfort

9.0

Crew

9.3

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.
Japan Airlines
8.3
Very good
1,489 reviews
STARLUX Airlines
9.1
Wonderful
178 reviews

Overall

9.1

Entertainment

8.9

Food

8.8

Boarding

9.0

Comfort

9.0

Crew

9.3

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
738 reviews
STARLUX Airlines
9.1
Wonderful
178 reviews

Overall

9.1

Entertainment

8.9

Food

8.8

Boarding

9.0

Comfort

9.0

Crew

9.3

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 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 $415 while deals on STARLUX Airlines start at $446 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 $1,933, our data indicates the cheapest price to be $443. The most popular route (Ontario - Taipei City Taiwan Taoyuan Intl), is priced around $751.

  • 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, October is the cheapest month in which you can book a flight from Ontario to Taiwan (average of $874). Flying from Ontario to Taiwan in December is currently the most expensive (average of $1,362). 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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Alternative routes for Ontario to Taiwan

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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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
China AirlinesCheapest$736Average$865FlexibilityNo cancel feeOn-time70%
DeltaCheapest$752Average$831FlexibilityNo cancel feeOn-timeN/A
EVA AirCheapest$782Average$788FlexibilityNo cancel feeOn-time74%
STARLUX AirlinesCheapest$783Average$1,104FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$852Average$910FlexibilityNo cancel feeOn-time69%

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