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$508+ 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 6/2. Fares are subject to change and may not be available on all flights or dates of travel.
TPE — ONT
Mai 27 — Jun 31
Mi 5/27
Mi 6/3
1 adult, Economy
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Cheapflights Tip: The best prices from Taipei City Taiwan Taoyuan Intl to Ontario are usually found in March or January, booked 77 days in advance, depart on a Friday or Thursday and return on a Monday

Cheap 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 April 27, 2026.

This ezTravel 易遊網 deal was found by Cheapflights users on 4/23. 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 ezTravel 易遊網 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 5/199:10 pm
TPE
-
ONT
Nonstop11h 50m
China Airlines
So 7/1212:45 am
ONT
-
TPE
Nonstop13h 20m
China Airlines
Deal found 4/23$867
This ezTravel 易遊網 deal was found by Cheapflights users on 4/26. 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 ezTravel 易遊網 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 5/199:10 pm
TPE
-
ONT
Nonstop11h 50m
China Airlines
Sa 7/1112:45 am
ONT
-
TPE
Nonstop13h 20m
China Airlines
Deal found 4/26$871
This Richmond deal was found by Cheapflights users on 4/23. 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.
Di 5/199:55 am
TPE
-
ONT
2 stops28h 39m
Delta
Mo 7/139:40 am
ONT
-
TPE
2 stops19h 15m
Delta
Deal found 4/23$880
This Richmond deal was found by Cheapflights users on 4/24. 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.
Mi 6/109:55 am
TPE
-
ONT
2 stops28h 50m
Delta
Mo 6/226:00 am
ONT
-
TPE
2 stops22h 55m
Delta
Deal found 4/24$881
This LionTravel deal was found by Cheapflights users on 4/24. 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.
Mo 10/1210:00 am
TPE
-
ONT
1 stop22h 17m
Delta
Sa 10/315:50 pm
ONT
-
TPE
1 stop36h 15m
Delta
Deal found 4/24$892
This Delta deal was found by Cheapflights users on 4/24. 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.
Mi 6/109:55 am
TPE
-
ONT
1 stop27h 46m
Delta
So 6/286:20 am
ONT
-
TPE
1 stop22h 35m
Delta
Deal found 4/24$902
This Delta deal was found by Cheapflights users on 4/23. 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.
Mi 9/169:35 am
TPE
-
ONT
2 stops21h 39m
Delta
Mi 10/75:05 pm
ONT
-
TPE
2 stops35h 50m
Delta
Deal found 4/23$903
This Delta deal was found by Cheapflights users on 4/22. 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.
Di 6/169:55 am
TPE
-
ONT
1 stop16h 22m
Delta
Fr 7/36:20 am
ONT
-
TPE
1 stop22h 35m
Delta
Deal found 4/22$904
This Delta deal was found by Cheapflights users on 4/26. 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.
Mi 6/109:55 am
TPE
-
ONT
1 stop16h 22m
Delta
Mo 7/1311:59 am
ONT
-
TPE
1 stop16h 56m
Delta
Deal found 4/26$906
This Delta deal was found by Cheapflights users on 4/24. 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.
Do 6/111:20 pm
TPE
-
ONT
2 stops18h 59m
Delta
Fr 6/265:24 pm
ONT
-
TPE
2 stops35h 31m
Delta
Deal found 4/24$909

Find 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 April 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$867
(ezTravel 易遊網)

One-way from

$508
(Kiwi.com)

Popular in

July

Cheapest in

March

Average price

$883

Good round-trip deal

$704 or less

Good one-way deal

$566 or less
Provider with most accurate pricing for Taipei City Taiwan Taoyuan Intl-Ontario flight deals.
Search Deals
Provider most trusted by Cheapflights users for Taipei City Taiwan Taoyuan Intl-Ontario flights.
Search Deals
From Taipei City Taiwan Taoyuan Intl to Ontario
Search Deals
One-way flight from Taipei City Taiwan Taoyuan Intl to Ontario
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($197 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Taipei City Taiwan Taoyuan Intl to Ontario.
Search Deals
Price to beat on a one-way flight from Taipei City Taiwan Taoyuan Intl to Ontario.
Search Deals

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 April 27, 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

Di 6/2

9:55 am-12:33 pm

1 stop17h 38m

Ontario

Di 6/9

5:24 pm-7:55 pm

2 stops35h 31m

$903

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

Mi 6/10

9:55 am-11:17 am

1 stop16h 22m

Ontario

So 6/28

6:20 am-7:55 pm

1 stop22h 35m

$906

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

Do 9/17

2:30 pm-6:11 pm

1 stop18h 41m

Ontario

So 9/20

1:44 pm-6:45 pm

1 stop38h 01m

$922

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

So 10/11

9:50 am-10:03 am

1 stop15h 13m

Ontario

Di 10/20

5:00 am-6:45 pm

2 stops22h 45m

$938

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

Mi 6/17

9:55 am-8:47 am

2 stops37h 52m

Ontario

Do 6/25

9:40 am-7:55 pm

2 stops19h 15m

$965

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

Di 6/16

9:55 am-12:10 pm

2 stops17h 15m

Ontario

Fr 7/3

6:00 am-7:55 pm

2 stops22h 55m

$967
Quickest round-trip

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

So 10/11

9:10 pm-6:00 pm

Nonstop11h 50m

Ontario

Di 10/20

6:58 pm-5:00 am

1 stop19h 02m

$985

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

Fr 9/25

5:30 pm-8:40 pm

1 stop18h 10m

Ontario

Sa 10/17

6:58 pm-5:00 am

1 stop19h 02m

$1,081

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

So 5/24

9:55 am-11:12 am

1 stop16h 17m

Ontario

Di 5/26

5:50 pm-7:55 pm

1 stop35h 05m

$1,126

Taipei CityOntario

TPE - ONT

TPEONT

Taipei City Taiwan Taoyuan Intl

Mo 6/8

9:55 am-10:41 pm

1 stop27h 46m

Ontario

Mo 6/15

5:59 pm-7:55 pm

1 stop34h 56m

$1,187

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/26

Showing 1-10 of 22 resultsSorted by cheapest first
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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 April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
GurufarePrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Taipei City Taiwan Taoyuan Intl Airport-Ontario flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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?

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 76 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, March is the cheapest month in which you can book a flight from Taipei City Taiwan Taoyuan Intl Airport to Ontario (average of $795). Flying from Taipei City Taiwan Taoyuan Intl Airport to Ontario in July is currently the most expensive (average of $1,203). 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 April 27, 2026.

When flying from Taipei City Taiwan Taoyuan Intl Airport 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.

How much does it cost to fly round-trip from Taipei City Taiwan Taoyuan Intl Airport to Ontario?

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 April 27, 2026.
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
303 reviews

Crew

9.2

Entertainment

8.8

Comfort

8.9

Food

8.6

Boarding

8.9

Overall

8.9

Reviews

1 / 11
8.0
Excellent

Anonymous,Apr 2026

PHX - TPE

After about 10 hours the seat turns into a 2 x4! Maybe pitch the front up 1-2 degrees so the posterior occupies the whole surface instead of sliding out forward--you would think it would be more comfortable.
STARLUX Airlines
8.9
Very good
303 reviews
STARLUX Airlines
8.9
Very good
303 reviews

Crew

9.2

Entertainment

8.8

Comfort

8.9

Food

8.6

Boarding

8.9

Overall

8.9

Reviews

1 / 11
8.0
Excellent

Anonymous,Apr 2026

PHX - TPE

After about 10 hours the seat turns into a 2 x4! Maybe pitch the front up 1-2 degrees so the posterior occupies the whole surface instead of sliding out forward--you would think it would be more comfortable.
China Airlines
8.3
Very good
819 reviews
STARLUX Airlines
8.9
Very good
303 reviews

Crew

9.2

Entertainment

8.8

Comfort

8.9

Food

8.6

Boarding

8.9

Overall

8.9

Reviews

1 / 11
8.0
Excellent

Anonymous,Apr 2026

PHX - TPE

After about 10 hours the seat turns into a 2 x4! Maybe pitch the front up 1-2 degrees so the posterior occupies the whole surface instead of sliding out forward--you would think it would be more comfortable.

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 17h 38m. Fly via Delta 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 China Airlines. Our recent data shows that you can find tickets from as low as $704 on this airline. An additional option worth looking into is STARLUX Airlines, starting at $742. Users have found that China Airlines is 23% 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 $464. While the most popular route (Taipei City Taiwan Taoyuan Intl - Ontario) can be booked for $906 on average, our data indicates $843 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, March is the cheapest month in which you can book a flight from Taipei City Taiwan Taoyuan Intl Airport to Ontario (average of $795). Flying from Taipei City Taiwan Taoyuan Intl Airport to Ontario in July is currently the most expensive (average of $1,203). 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.

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Alternative routes for Taiwan Taoyuan Intl to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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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 April 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
China AirlinesCheapest$704Average$847FlexibilityNo cancel feeOn-time70%
STARLUX AirlinesCheapest$742Average$1,023FlexibilityNo cancel feeOn-timeN/A

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