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Ontario

$460+ 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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
TPE — ONT
Jun 23 — Jun 301
Mon 6/23
Mon 6/30
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 June 18, 2025.

Round-trip from

$733
(Delta)

One-way from

$460
(Delta)

Popular in

July

Cheapest in

February

Average price

$940

Good round-trip deal

$898 or less

Good one-way deal

$542 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. 16% potential increase in price ($187 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($40 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 Taiwan to Ontario.
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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 June 18, 2025.

This Delta deal was found by Cheapflights users on 6/15. 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.
Fri 9/269:35 amTPE - ONT
1 stop22h 42mDelta
Mon 10/65:51 pmONT - TPE
1 stop35h 04mDelta
Deal found 6/15$733
This United Airlines deal was found by Cheapflights users on 6/18. 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 9/49:50 amTPE - ONT
2 stops22h 39mUnited Airlines
Sun 9/146:38 pmONT - TPE
2 stops42h 27mUnited Airlines
Deal found 6/18$751
This Richmond deal was found by Cheapflights users on 6/16. 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 Richmond is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/278:05 pmTPE - ONT
Nonstop12h 35mSTARLUX Airlines
Wed 9/311:10 pmONT - TPE
Nonstop14h 05mSTARLUX Airlines
Deal found 6/16$860
This Bravofly deal was found by Cheapflights users on 6/16. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/249:10 pmTPE - ONT
Nonstop11h 50mChina Airlines
Sun 10/1212:10 amONT - TPE
Nonstop14h 05mChina Airlines
Deal found 6/16$921
This Expedia deal was found by Cheapflights users on 6/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/11:35 pmTSA - ONT
2 stops25h 24mMultiple Airlines
Thu 9/2511:39 amONT - TSA
2 stops33h 31mMultiple Airlines
Deal found 6/15$922
This LionTravel deal was found by Cheapflights users on 6/16. 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 LionTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/248:05 pmTPE - ONT
Nonstop12h 00mMultiple Airlines
Mon 10/131:31 pmONT - TPE
1 stop24h 24mMultiple Airlines
Deal found 6/16$939
This United Airlines deal was found by Cheapflights users on 6/16. 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.
Thu 7/3110:25 amKHH - ONT
3 stops46h 00mUnited Airlines
Thu 8/75:05 amONT - KHH
3 stops48h 55mUnited Airlines
Deal found 6/16$1,254
This Japan Airlines deal was found by Cheapflights users on 6/17. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/219:10 amTSA - ONT
2 stops23h 47mJapan Airlines
Tue 6/246:00 amONT - TSA
2 stops38h 35mJapan Airlines
Deal found 6/17$2,136

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 June 18, 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

Fri 9/26

9:35 am-5:17 pm

1 stop22h 42m

Ontario

Mon 10/6

5:51 pm-7:55 pm

1 stop35h 04m

$733

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

Thu 9/4

9:50 am-5:29 pm

2 stops22h 39m

Ontario

Sun 9/14

6:38 pm-4:05 am

2 stops42h 27m

$751

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

Wed 8/27

8:05 pm-5:40 pm

Nonstop12h 35m

Ontario

Wed 9/3

11:10 pm-4:15 am

Nonstop14h 05m

$860

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

Wed 9/24

9:10 pm-6:00 pm

Nonstop11h 50m

Ontario

Sun 10/12

12:10 am-5:15 am

Nonstop14h 05m

$921

Taipei CityOntario

TSA - ONT

TSAONT

Taipei City Sung Shan

Mon 9/1

1:35 pm-11:59 pm

2 stops25h 24m

Ontario

Thu 9/25

11:39 am-12:10 pm

2 stops33h 31m

$922

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

Wed 9/24

8:05 pm-5:05 pm

Nonstop12h 00m

Ontario

Mon 10/13

1:31 pm-4:55 am

1 stop24h 24m

$939

Kaohsiung CityOntario

KHH - ONT

KHHONT

Kaohsiung City

Thu 7/31

10:25 am-5:25 pm

3 stops46h 00m

Ontario

Thu 8/7

5:05 am-9:00 pm

3 stops48h 55m

$1,254

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

Thu 9/11

7:25 pm-9:29 pm

2 stops41h 04m

Ontario

Tue 10/21

10:56 pm-9:35 am

2 stops43h 39m

$1,303

Taipei CityOntario

TSA - ONT

TSAONT

Taipei City Sung Shan

Wed 7/2

9:10 am-6:04 pm

2 stops23h 54m

Ontario

Thu 7/3

6:00 am-11:35 am

2 stops38h 35m

$2,683

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

Mon 9/8

9:35 am-12:14 pm

2 stops17h 39m

$460

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/16

Showing 1-10 of 19 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 June 18, 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.

Weekly flight availability from Taiwan to Ontario

Explore weekly flight availability from Taiwan to Ontario. 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 June 18, 2025.

The most flights from TW0 to ONT are scheduled on a Monday (2 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Ontario by month

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

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

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

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

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 June 18, 2025.
Read through reviews of airlines operating flights from Taiwan to Ontario, such as STARLUX Airlines, Japan Airlines and China Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.1
Wonderful
180 reviews

Crew

9.3

Entertainment

9.0

Comfort

9.0

Food

8.9

Overall

9.1

Boarding

9.0

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
180 reviews
STARLUX Airlines
9.1
Wonderful
180 reviews

Crew

9.3

Entertainment

9.0

Comfort

9.0

Food

8.9

Overall

9.1

Boarding

9.0

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
1,494 reviews
STARLUX Airlines
9.1
Wonderful
180 reviews

Crew

9.3

Entertainment

9.0

Comfort

9.0

Food

8.9

Overall

9.1

Boarding

9.0

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
742 reviews
STARLUX Airlines
9.1
Wonderful
180 reviews

Crew

9.3

Entertainment

9.0

Comfort

9.0

Food

8.9

Overall

9.1

Boarding

9.0

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.
Delta
8.0
Very good
7,964 reviews
STARLUX Airlines
9.1
Wonderful
180 reviews

Crew

9.3

Entertainment

9.0

Comfort

9.0

Food

8.9

Overall

9.1

Boarding

9.0

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.
KLM
7.8
Good
1,364 reviews
STARLUX Airlines
9.1
Wonderful
180 reviews

Crew

9.3

Entertainment

9.0

Comfort

9.0

Food

8.9

Overall

9.1

Boarding

9.0

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 cheapest airlines to fly from Taiwan to Ontario one-way?

    The cheapest airlines for a one-way flight from Taiwan to Ontario are Delta ($460), United Airlines ($535), and China Airlines ($538).

  • 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 $499. While the most popular route (Taipei City Taiwan Taoyuan Intl - Ontario) can be booked for $734 on average our data indicates $1,482 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

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Alternative routes for Taiwan to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Taiwan to Ontario

Discover the top airline 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 June 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
China AirlinesCheapest$874Average$961FlexibilityNo cancel feeOn-time70%

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