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$408+ Cheap flights from Taiwan Taoyuan Intl (TPE) 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 12/7. Fares are subject to change and may not be available on all flights or dates of travel.
TPE — ONT
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Cheapflights Tip: The best prices from Taipei City Taiwan Taoyuan Intl to Ontario are usually found in October or February, booked 46 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from Taiwan Taoyuan Intl to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Taiwan Taoyuan Intl (TPE) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$643
(Delta)

One-way from

$408
(Kiwi.com)

Popular in

July

Cheapest in

October

Average price

$853

Good round-trip deal

$817 or less

Good one-way deal

$542 or less
Provider with most accurate pricing for Taipei City Taiwan Taoyuan Intl-Ontario flight deals.
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Provider most trusted by Cheapflights users for Taipei City Taiwan Taoyuan Intl-Ontario flights.
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From Taipei City Taiwan Taoyuan Intl to Ontario
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One-way flight from Taipei City Taiwan Taoyuan Intl to Ontario
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Highest demand for flights based on searches. 13% potential increase in price ($146 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Taipei City Taiwan Taoyuan Intl to Ontario.
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Price to beat on a one-way flight from Taipei City Taiwan Taoyuan Intl to Ontario.
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Find flight deals from Taiwan Taoyuan Intl to Ontario

Cheapest flights from Taiwan Taoyuan Intl to Ontario
Explore the most affordable flight options available from Taiwan Taoyuan Intl to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This Delta deal was found by Cheapflights users on 10/27. 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 12/310:55 amTPE - ONT
1 stop27h 52mDelta
Sat 12/65:49 pmONT - TPE
1 stop35h 16mDelta
Deal found 10/27$643
This Delta deal was found by Cheapflights users on 10/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1810:55 amTPE - ONT
1 stop16h 13mDelta
Wed 11/1911:48 amONT - TPE
1 stop17h 17mDelta
Deal found 10/29$647
This Delta deal was found by Cheapflights users on 10/27. 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.
Mon 11/310:55 amTPE - ONT
2 stops26h 25mDelta
Fri 11/281:20 pmONT - TPE
2 stops39h 45mDelta
Deal found 10/27$690
This Delta deal was found by Cheapflights users on 10/28. 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 stop27h 46mDelta
Sun 11/166:45 amONT - TPE
1 stop22h 20mDelta
Deal found 10/28$693
This Delta deal was found by Cheapflights users on 10/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/510:55 amTPE - ONT
2 stops20h 58mDelta
Thu 11/65:50 pmONT - TPE
1 stop35h 15mDelta
Deal found 10/29$695
This LionTravel deal was found by Cheapflights users on 10/27. 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.
Thu 10/309:55 amTPE - ONT
1 stop27h 46mDelta
Mon 11/175:49 pmONT - TPE
1 stop35h 16mDelta
Deal found 10/27$725
This Delta deal was found by Cheapflights users on 10/27. 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.
Thu 10/309:55 amTPE - ONT
2 stops26h 25mDelta
Sun 11/306:45 amONT - TPE
1 stop22h 20mDelta
Deal found 10/27$742
This United Airlines deal was found by Cheapflights users on 10/28. 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 10/3010:10 amTPE - ONT
1 stop17h 27mUnited Airlines
Thu 11/66:38 pmONT - TPE
1 stop19h 07mUnited Airlines
Deal found 10/28$758
This LionTravel deal was found by Cheapflights users on 10/27. 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.
Thu 10/309:25 pmTPE - ONT
Nonstop11h 25mChina Airlines
Mon 11/1710:50 pmONT - TPE
Nonstop14h 40mChina Airlines
Deal found 10/27$763

Cheapflights Fare Finder

 
Customize your flight search to find flights from Taiwan Taoyuan Intl 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 29, 2025.
Use the filters below to find and compare flights from Taipei City Taiwan Taoyuan Intl Airport to Ontario that are best for you.

Fly from

Taiwan Taoyuan Intl

Fly to

Ontario

Route

Depart

Return

Price

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

Wed 12/3

10:55 am-10:47 pm

1 stop27h 52m

Ontario

Sat 12/6

1:29 pm-9:05 pm

2 stops39h 36m

$643

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

Tue 4/14

9:10 pm-6:00 pm

Nonstop11h 50m

Ontario

Wed 4/15

12:10 am-5:15 am

Nonstop14h 05m

$751

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

Wed 2/11

11:10 am-12:43 pm

2 stops41h 33m

Ontario

Sun 2/22

5:00 am-7:50 pm

2 stops46h 50m

$753

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

Wed 2/11

11:10 am-5:43 pm

1 stop22h 33m

Ontario

Sat 2/28

1:45 pm-7:50 pm

2 stops62h 05m

$753

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

Wed 1/14

11:10 am-8:58 pm

2 stops49h 48m

Ontario

Mon 4/6

1:00 pm-4:05 am

2 stops48h 05m

$753

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

Tue 4/14

2:30 pm-12:33 pm

2 stops37h 03m

Ontario

Thu 4/16

6:30 pm-4:05 am

1 stop18h 35m

$753

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

Tue 12/9

10:55 am-11:13 am

1 stop16h 18m

$413

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

Thu 12/11

10:55 am-11:13 am

1 stop16h 18m

$413

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

Wed 12/10

10:55 am-4:09 pm

2 stops21h 14m

$413

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

Mon 4/13

9:10 pm-6:00 pm

Nonstop11h 50m

$478

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 17 results
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Compare providers for flights from Taiwan Taoyuan Intl to Ontario

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Taiwan Taoyuan Intl to Ontario in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Taipei City Taiwan Taoyuan Intl Airport-Ontario flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Taipei City Taiwan Taoyuan Intl Airport-Ontario flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Taipei City Taiwan Taoyuan Intl Airport-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Taipei City Taiwan Taoyuan Intl Airport-Ontario flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Taipei City Taiwan Taoyuan Intl Airport-Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Taiwan Taoyuan Intl to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Taiwan Taoyuan Intl 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 Taipei City Taiwan Taoyuan Intl Airport to Ontario

How far ahead should I book a flight from Taipei City Taiwan Taoyuan Intl Airport to Ontario?

Use this chart to determine the optimal time to book a round-trip flight from Taiwan Taoyuan Intl to Ontario. Price data was last updated on October 24, 2025.

To ensure you get the cheapest price possible for a flight from Taipei City Taiwan Taoyuan Intl Airport to Ontario, you should look to book at least 46 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Taipei City Taiwan Taoyuan Intl Airport to Ontario?

Currently, November is the cheapest month in which you can book a flight from Taipei City Taiwan Taoyuan Intl Airport to Ontario (average of $530). Flying from Taipei City Taiwan Taoyuan Intl Airport 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 TPE to ONT?

Find hourly flight availability from Taiwan Taoyuan Intl 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 29, 2025.

When flying from Taipei City Taiwan Taoyuan Intl Airport to Ontario, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 40% versus a flight in the morning.

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 29, 2025.
See what other customers who have flown with STARLUX Airlines and China Airlines from Taipei City Taiwan Taoyuan Intl Airport to Ontario have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
8.9
Very good
219 reviews

Crew

9.2

Overall

8.9

Food

8.7

Comfort

8.9

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

Crew

9.2

Overall

8.9

Food

8.7

Comfort

8.9

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
776 reviews
STARLUX Airlines
8.9
Very good
219 reviews

Crew

9.2

Overall

8.9

Food

8.7

Comfort

8.9

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 Taoyuan Intl 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 Taipei City Taiwan Taoyuan Intl?

    For a flight from Taipei City Taiwan Taoyuan Intl to Ontario, you will be flying into Ontario. Ontario (ONT) is just 3.1 mi from the center of the city. Ontario is the only Ontario airport and it handles 1 inbound flight from Taipei City Taiwan Taoyuan Intl per day. 2 airlines have flights to Ontario from Taipei City Taiwan Taoyuan Intl on a regular basis.

  • How long is the flight from Taipei City Taiwan Taoyuan Intl Airport to Ontario?

    There are many flights that can get you from Taipei City Taiwan Taoyuan Intl Airport to Ontario in 11h 50m. Fly via Delta, China Airlines, or United Airlines to get the fastest option. Airlines will cover a distance of 6814 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Taipei City Taiwan Taoyuan Intl Airport to Ontario round-trip?

    Our cheapest airline available from Taipei City Taiwan Taoyuan Intl Airport to Ontario is STARLUX Airlines. Our recent data shows that you can find tickets from as low as $829 on this airline. An additional option worth looking into is China Airlines, starting at $855. Users have found that STARLUX Airlines is 15% cheaper than the other options available to this destination.

  • What are the cheapest flights from Taipei City Taiwan Taoyuan Intl Airport to Ontario?

    Looking at all options, your cheapest flight can be booked for $511. While the most popular route (Taipei City Taiwan Taoyuan Intl - Ontario) can be booked for $643 on average, our data indicates $717 when flying from Taipei City Taiwan Taoyuan Intl Airport to Ontario.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Taiwan Taoyuan Intl 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 Taipei City Taiwan Taoyuan Intl Airport to Ontario?

    Currently, November is the cheapest month in which you can book a flight from Taipei City Taiwan Taoyuan Intl Airport to Ontario (average of $530). Flying from Taipei City Taiwan Taoyuan Intl Airport 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

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Top 2 airlines flying from Taiwan Taoyuan Intl to Ontario

Discover the top 2 airlines that operate flights from Taiwan Taoyuan Intl 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 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
STARLUX AirlinesCheapest$829Average$1,175FlexibilityNo cancel feeOn-timeN/A
China AirlinesCheapest$855Average$930FlexibilityNo cancel feeOn-time70%

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