HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Taiwan Taoyuan Intl

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

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
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Taiwan Taoyuan Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Ontario to Taipei City Taiwan Taoyuan Intl are usually found in March or February, booked 54 days in advance, depart on a Monday or Wednesday and return on a Tuesday

Cheap flight deals from Ontario to Taiwan Taoyuan Intl

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Taiwan Taoyuan Intl (TPE). 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 June 12, 2025.

Round-trip from

$895
(oojo)

One-way from

$411
(Delta)

Popular in

December

Cheapest in

March

Average price

$1,287

Good round-trip deal

$815 or less

Good one-way deal

$564 or less
From Ontario to Taipei City Taiwan Taoyuan Intl
Search Deals
One-way flight from Ontario to Taipei City Taiwan Taoyuan Intl
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($71 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($43 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals
Price to beat on a round-trip flight from Ontario to Taipei City Taiwan Taoyuan Intl.
Search Deals
Price to beat on a one-way flight from Ontario to Taipei City Taiwan Taoyuan Intl.
Search Deals

Find flight deals from Ontario to Taiwan Taoyuan Intl

Cheapest flights from Ontario to Taiwan Taoyuan Intl
Explore the most affordable flight options available from Ontario to Taiwan Taoyuan Intl. 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

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to Taiwan Taoyuan Intl 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 Taipei City Taiwan Taoyuan Intl Airport that are best for you.

Fly from

Ontario

Fly to

Taiwan Taoyuan Intl

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 - TPE

ONTTPE

Ontario

Mon 8/18

11:40 am-7:55 pm

1 stop17h 15m

$411

OntarioTaipei City

ONT - TPE

ONTTPE

Ontario

Tue 8/12

6:00 am-12:10 pm

2 stops39h 10m

$415

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 17 results
1
2

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

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

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

Use this chart to determine the optimal time to book a round-trip flight from Ontario to Taiwan Taoyuan Intl. Price data was last updated on June 9, 2025.

The best time to book flights from Ontario to Taipei City Taiwan Taoyuan Intl Airport is 54 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, October is the cheapest month in which you can book a flight from Ontario to Taipei City Taiwan Taoyuan Intl Airport (average of $874). Flying from Ontario to Taipei City Taiwan Taoyuan Intl Airport 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 TPE?

Find hourly flight availability from Ontario to Taiwan Taoyuan Intl. 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.

When flying from Ontario to Taipei City Taiwan Taoyuan Intl Airport, 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 10% versus a flight in the morning.

Rainfall in Taiwan Taoyuan Intl by month

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

In terms of precipitation, rainfall in Taipei City Taiwan Taoyuan Intl Airport 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 Taipei City Taiwan Taoyuan Intl Airport when rainfall is around 2.7 in.

Temperature in Taiwan Taoyuan Intl by month

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

If weather is an important factor for your trip to Taipei City Taiwan Taoyuan Intl Airport, 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 Taoyuan Intl

Get insights into the airlines that provide service to Taiwan Taoyuan Intl. 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 Taoyuan Intl. Reviews last updated June 12, 2025.
Read through reviews of airlines operating flights from Ontario to Taipei City, 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

Entertainment

8.9

Overall

9.1

Boarding

9.0

Food

8.8

Crew

9.3

Comfort

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
178 reviews
STARLUX Airlines
9.1
Wonderful
178 reviews

Entertainment

8.9

Overall

9.1

Boarding

9.0

Food

8.8

Crew

9.3

Comfort

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

Entertainment

8.9

Overall

9.1

Boarding

9.0

Food

8.8

Crew

9.3

Comfort

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

Entertainment

8.9

Overall

9.1

Boarding

9.0

Food

8.8

Crew

9.3

Comfort

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
738 reviews
STARLUX Airlines
9.1
Wonderful
178 reviews

Entertainment

8.9

Overall

9.1

Boarding

9.0

Food

8.8

Crew

9.3

Comfort

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.
Asiana Airlines
8.2
Very good
440 reviews
STARLUX Airlines
9.1
Wonderful
178 reviews

Entertainment

8.9

Overall

9.1

Boarding

9.0

Food

8.8

Crew

9.3

Comfort

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 Ontario to Taiwan Taoyuan Intl. 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 Taipei City Taiwan Taoyuan Intl?

    If you book a flight to Taipei City Taiwan Taoyuan Intl from Ontario, you will be flying from Ontario, which is the city’s only airport. Ontario (ONT) is located 3.1 mi from the center of Ontario. There are 0 flights from Ontario to Taipei City Taiwan Taoyuan Intl per day from 5 different airlines.

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

    China Airlines, at $895, was found to be the cheapest airline from Ontario to Taipei City Taiwan Taoyuan Intl Airport.Alternate airlines to your destination round-trip include Delta and United Airlines. Users have found that China Airlines is 8% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Ontario to Taipei City Taiwan Taoyuan Intl Airport one-way?

    The cheapest airlines for a one-way flight from Ontario to Taipei City Taiwan Taoyuan Intl Airport are Delta ($411), Korean Air ($415), and STARLUX Airlines ($446).

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

    While on average a flight from Ontario to Taipei City Taiwan Taoyuan Intl Airport is generally $1,933, our data shows the cheapest flight currently is $443. When looking at the most popular route, (Ontario - Taipei City Taiwan Taoyuan Intl), you can expect to pay $751 for that flight.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Ontario to Taipei City Taiwan Taoyuan Intl Airport (average of $874). Flying from Ontario to Taipei City Taiwan Taoyuan Intl Airport 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Taiwan Taoyuan Intl

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Taiwan Taoyuan Intl flights
San Francisco to Taiwan Taoyuan Intl flights
Los Angeles to Sung Shan flights
San Francisco to Sung Shan flights
Santa Ana to Taiwan Taoyuan Intl flights
San Jose to Taiwan Taoyuan Intl flights
Burbank to Taiwan Taoyuan Intl flights
Oakland to Taiwan Taoyuan Intl flights
San Diego to Taiwan Taoyuan Intl flights
Las Vegas to Taiwan Taoyuan Intl flights
San Diego to Sung Shan flights
Las Vegas to Sung Shan flights
Long Beach to Taiwan Taoyuan Intl flights
Sacramento to Taiwan Taoyuan Intl flights
Sacramento to Sung Shan flights
San Jose to Sung Shan flights
Palm Springs to Taiwan Taoyuan Intl flights
Reno to Taiwan Taoyuan Intl flights
Medford to Taiwan Taoyuan Intl flights
Monterey to Taiwan Taoyuan Intl flights
Fresno to Sung Shan flights
Fresno to Taiwan Taoyuan Intl flights

Top 5 airlines flying from Ontario to Taiwan Taoyuan Intl

Discover the top 5 airlines that operate flights from Ontario to Taiwan Taoyuan Intl. 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%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.