$466 Cheap Flights from Ontario (ONT) to Taipei (TSA)

View $466 flight on Tue, May 6, 2025Opens in a new window

Popular airlines from Los Angeles - Ontario Intl. Airport (ONT) to Songshan Airport (TSA)

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Find available prices by choosing your travel dates.

Cheap Flights from Ontario to Taipei (ONT-TSA)

Prices were available within the past 7 days and start at $466 for one-way flights and $907 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Fri, May 2 - Wed, May 7
ONT
Ontario
TSA
Taipei
$907 Roundtrip, found 2 days ago
$907
Roundtrip
found 2 days ago
Select United flight, departing Fri, May 2 from Ontario to Taipei, returning Wed, May 7, priced at $907 found 2 days ago
United
Sun, Aug 24 - Wed, Sep 17
ONT
Ontario
TSA
Taipei
$907 Roundtrip, found 2 hours ago
$907
Roundtrip
found 2 hours ago
Select United flight, departing Sun, Aug 24 from Ontario to Taipei, returning Wed, Sep 17, priced at $907 found 2 hours ago
United
Sun, Sep 7 - Mon, Sep 22
ONT
Ontario
TSA
Taipei
$913 Roundtrip, found 8 hours ago
$913
Roundtrip
found 8 hours ago
Select United flight, departing Sun, Sep 7 from Ontario to Taipei, returning Mon, Sep 22, priced at $913 found 8 hours ago
United
Tue, Aug 19 - Thu, Aug 28
ONT
Ontario
TSA
Taipei
$959 Roundtrip, found 2 days ago
$959
Roundtrip
found 2 days ago
Select United flight, departing Tue, Aug 19 from Ontario to Taipei, returning Thu, Aug 28, priced at $959 found 2 days ago
United
Tue, Aug 19 - Wed, Sep 10
ONT
Ontario
TSA
Taipei
$959 Roundtrip, just found
$959
Roundtrip
just found
Select United flight, departing Tue, Aug 19 from Ontario to Taipei, returning Wed, Sep 10, priced at $959 just found
United
Mon, Apr 28 - Fri, May 23
ONT
Ontario
TSA
Taipei
$965 Roundtrip, found 3 days ago
$965
Roundtrip
found 3 days ago
Select United flight, departing Mon, Apr 28 from Ontario to Taipei, returning Fri, May 23, priced at $965 found 3 days ago
United
Wed, Jul 16 - Tue, Sep 16
ONT
Ontario
TSA
Taipei
$1,007 Roundtrip, found 1 day ago
$1,007
Roundtrip
found 1 day ago
Select United flight, departing Wed, Jul 16 from Ontario to Taipei, returning Tue, Sep 16, priced at $1,007 found 1 day ago
United
Fri, May 2 - Wed, May 7
ONT
Ontario
TSA
Taipei
$1,009 Roundtrip, found 2 days ago
$1,009
Roundtrip
found 2 days ago
Select United flight, departing Fri, May 2 from Ontario to Taipei, returning Wed, May 7, priced at $1,009 found 2 days ago
American Airlines
Mon, Apr 28 - Sun, May 4
ONT
Ontario
TSA
Taipei
$1,066 Roundtrip, found 2 days ago
$1,066
Roundtrip
found 2 days ago
Select American Airlines flight, departing Mon, Apr 28 from Ontario to Taipei, returning Sun, May 4, priced at $1,066 found 2 days ago
Alaska Airlines
Tue, Apr 29 - Tue, May 13
ONT
Ontario
TSA
Taipei
$1,077 Roundtrip, found 1 day ago
$1,077
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Tue, Apr 29 from Ontario to Taipei, returning Tue, May 13, priced at $1,077 found 1 day ago
Flights from Ontario (ONT) to Taipei (TSA)
Origin airport
Los Angeles - Ontario Intl.
Destination airport
Songshan
Roundtrip price
$906
Distance
6804 mi

Ontario to Taipei Flights

The cheapest times to fly from Ontario to Taipei

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Ontario to Taipei are during the month of May. You can find some of the cheapest flights from Ontario to Taipei with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Ontario to Taipei

Sunday is one of the best days to book for cheap flights from Ontario to Taipei: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Ontario to Taipei

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Ontario to Taipei in 2025. You can also book with separate airlines for your outbound and return journeys, from $466 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Ontario to Taipei flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Ontario to Taipei airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How much does a flight from Los Angeles - Ontario Intl. Airport (ONT) to Songshan Airport (TSA) cost?
Discover the latest flight deals from ONT to TSA by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from ONT to TSA?
The cheapest flights from ONT to TSA are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from ONT to TSA?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from ONT to TSA. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Los Angeles - Ontario Intl. Airport (ONT) to Songshan Airport (TSA)?
There aren’t any daily nonstop flights from Los Angeles - Ontario Intl. Airport (ONT) to Songshan Airport (TSA). But you can book flights with layovers. Filter your search results on Expedia to include one or two stops, and you’ll be cruising above the clouds in no time at all.
What day of the week has the most flights from ONT to TSA?
You’ll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Los Angeles - Ontario Intl. Airport (ONT) to Songshan Airport (TSA)?
To arrive at Songshan Airport (TSA) on time, book a flight that takes off from Los Angeles - Ontario Intl. Airport (ONT) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
What airports do you fly into for Taipei from Los Angeles - Ontario Intl. Airport (ONT)?
Explore your flight options from Los Angeles - Ontario Intl. Airport (ONT) to Taoyuan Intl. Airport (TPE). This is the only airport in Taipei you can fly into if you’re taking a direct flight.
Is it cheaper to buy a plane ticket from Los Angeles - Ontario Intl. Airport (ONT) to Songshan Airport (TSA) last-minute?
Last-minute fares from ONT to TSA are usually more expensive. To lock in the cheapest rates, start searching for flights well ahead of time. That said, if you’re flexible with your travel plans, you may land a cheap ticket right before your trip.
Is it cheaper to book an ONT to TSA flight and hotel package?
You can save money by securing an ONT to TSA flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it’s easy to manage everything in one convenient place. After selecting your preferred flights and accommodations, consider adding extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Los Angeles - Ontario Intl. Airport (ONT) to Songshan Airport (TSA)?
Typically, it’s possible to reschedule or cancel your ONT to TSA flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Refer to your airline’s policies in your itinerary to see what changes are allowed and whether any costs are involved. You’ll also find more details on our Customer Service portal.

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*Available to One Key members.