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Xi'an

$889+ Cheap flights from Ontario (ONT) to Xi'an (XIY)

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 1/7. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — XIY
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Ontario to Xi'an

Best flights from Ontario to Xi'an
Discover carefully curated flight deals from Ontario to Xi'an that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/256:00 amONT - XIY
2 stops24h 25mUnited Airlines
Sun 2/12:00 pmXIY - ONT
2 stops24h 53mUnited Airlines
Deal found 12/11$2,276
This United Airlines deal was found by Cheapflights users on 12/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/86:00 amONT - XIY
2 stops24h 25mUnited Airlines
Tue 3/102:00 pmXIY - ONT
2 stops23h 57mUnited Airlines
Deal found 12/11$3,106
This United Airlines deal was found by Cheapflights users on 12/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2911:00 amONT - XIY
2 stops44h 15mUnited Airlines
Sat 5/231:30 pmXIY - ONT
2 stops24h 36mUnited Airlines
Deal found 12/11$4,310
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Mon 6/16:00 amONT - XIY
2 stops25h 15mUnited Airlines
Mon 6/221:30 pmXIY - ONT
2 stops24h 36mUnited Airlines
Deal found 12/10$4,986
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Sat 1/246:00 amONT - XIY
2 stops24h 25mUnited Airlines
Sat 1/312:00 pmXIY - ONT
2 stops24h 53mUnited Airlines
Deal found 12/10$7,184
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Thu 4/26:00 amONT - XIY
2 stops25h 15mUnited Airlines
Mon 4/68:30 amXIY - ONT
2 stops29h 36mUnited Airlines
Deal found 12/10$10,085

Find flight deals from Ontario to Xi'an

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Xi'an (XIY). 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 December 12, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$2,276
(United Airlines)

One-way from

$889
(United Airlines)

Popular in

December

Cheapest in

November

Average price

$1,752
Provider with most accurate pricing for Ontario-Xi'an Xianyang flight deals.
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Provider most trusted by Cheapflights users for Ontario-Xi'an Xianyang flights.
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From Ontario to Xi'an Xianyang
Search Deals
One-way flight from Ontario to Xi'an Xianyang
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($111 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($68 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Xi'an 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 December 12, 2025.
Use the filters below to find and compare flights from Ontario to Xi'an that are best for you.

Fly from

Ontario

Fly to

Xi'an

Route

Depart

Return

Price

OntarioXi'an

ONT - XIY

ONTXIY

Ontario

Sun 1/25

6:00 am-10:25 pm

2 stops24h 25m

Xi'an Xianyang

Sun 2/1

2:00 pm-10:53 pm

2 stops24h 53m

$2,276

OntarioXi'an

ONT - XIY

ONTXIY

Ontario

Sun 2/8

6:00 am-10:25 pm

2 stops24h 25m

Xi'an Xianyang

Tue 3/10

2:00 pm-10:57 pm

2 stops23h 57m

$3,106

OntarioXi'an

ONT - XIY

ONTXIY

Ontario

Wed 4/29

11:00 am-10:15 pm

2 stops44h 15m

Xi'an Xianyang

Sat 5/23

1:30 pm-11:06 pm

2 stops24h 36m

$4,310

OntarioXi'an

ONT - XIY

ONTXIY

Ontario

Mon 6/1

6:00 am-10:15 pm

2 stops25h 15m

Xi'an Xianyang

Mon 6/22

1:30 pm-11:06 pm

2 stops24h 36m

$4,986

OntarioXi'an

ONT - XIY

ONTXIY

Ontario

Sat 1/24

6:00 am-10:25 pm

2 stops24h 25m

Xi'an Xianyang

Sat 1/31

2:00 pm-10:53 pm

2 stops24h 53m

$7,184

OntarioXi'an

ONT - XIY

ONTXIY

Ontario

Thu 4/2

6:00 am-10:15 pm

2 stops25h 15m

Xi'an Xianyang

Mon 4/6

8:30 am-11:06 pm

2 stops29h 36m

$10,085

OntarioXi'an

ONT - XIY

ONTXIY

Ontario

Wed 1/7

6:00 am-10:25 pm

2 stops24h 25m

$889

OntarioXi'an

ONT - XIY

ONTXIY

Ontario

Mon 12/29

10:42 am-10:25 pm

2 stops43h 43m

$902

OntarioXi'an

ONT - XIY

ONTXIY

Ontario

Sun 1/4

6:00 am-10:25 pm

2 stops24h 25m

$922

OntarioXi'an

ONT - XIY

ONTXIY

Ontario

Sun 12/28

6:00 am-10:25 pm

2 stops24h 25m

$922

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Showing 1-10 of 15 results
1
2
  • Most accurate provider: When it comes to deals on Ontario-Xi'an flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Xi'an flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Xi'an flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Xi'an 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 Ontario-Xi'an 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 Ontario to Xi'an

Have a flexible travel schedule? Discover the best time to fly to Xi'an 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 Xi'an

What is the cheapest month to book a flight from Ontario to Xi'an?

Currently, December is the cheapest month in which you can book a flight from Ontario to Xi'an (average of $619). Flying from Ontario to Xi'an in July is currently the most expensive (average of $1,080). 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.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Xi'an. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Ontario to Xi'an?

    For as low as $4,180, United Airlines can have you in Xi'an from Ontario in 24h 25m. There are 6829 mi between Ontario and Xi'an.

  • Can I find deals for flights from Ontario to Xi'an that include hotel bookings?

    Yes. In addition to deals on Ontario to Xi'an flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Xi'an?

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

  • Can I find deals for business class flights from Ontario to Xi'an?

    Yes. Cheapflights offers flight deals from Ontario to Xi'an 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 Xi'an?

    Currently, December is the cheapest month in which you can book a flight from Ontario to Xi'an (average of $619). Flying from Ontario to Xi'an in July is currently the most expensive (average of $1,080). 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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