How far in advance should I book a flight from Ontario to Xi'an?

Travelers have found it’s best to book a flight 13 days in advance to save up to 22% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 13 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Ontario to Xi'an 1-2 weeks in advance for as low as $767, or $942 for flights within the next 24 hours.

What is the cheapest month to fly from Ontario to Xi'an?

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, February can be a great choice for travel to Xi'an. Flights to Xi'an from Ontario in February are about $1,196 on average during February, but can be found for as low as $692.

What is the cheapest time of day to fly from ONT to XIY?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Xi'an as you normally would.

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.

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.

$661+ Flights from Ontario to Xi'an

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Cheap flight deals from Ontario to Xi'an

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 2 stars
Round-trip from	$5,395 (United Airlines)
One-way from	$919 (Mytrip)
Popular in	June
Cheapest in	February
Average price	$960

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

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One-way flight from Ontario to Xi'an Xianyang

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Highest demand for flights based on searches. 30% potential increase in price ($534 potential increase over avg. RT price).

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Cheapest flight prices on average. 4% potential price decrease ($57 potential savings vs. average RT price).

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Average for round-trip flights in April 2025

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Find flight deals from Ontario to Xi'an

Cheapest flights from Ontario to Xi'an
Explore the most affordable flight options available from Ontario to Xi'an. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

Sun 6/11:36 pmONT - XIY

2 stops41h 39mUnited Airlines

Sun 6/83:30 pmXIY - ONT

2 stops46h 15mUnited Airlines

Deal found 4/16

$5,395

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 April 17, 2025.

Sun 6/11:36 pmONT - XIY

2 stops41h 39mUnited Airlines

Sun 6/83:30 pmXIY - ONT

2 stops46h 15mUnited Airlines

Deal found 4/16

$5,395

One-way flights from Ontario to Xi'an
Search for one-way flight options from Ontario to Xi'an. Find affordable one-way fares based on user searches. Data last updated April 17, 2025.

Mon 6/3012:45 amONT - XIY

2 stops29h 50mMultiple Airlines

Deal found 4/16

$919

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to Xi'an that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioXi'an

ONT - XIY

ONTXIY

Ontario

Sun 6/1

1:36 pm-10:15 pm

2 stops41h 39m

Xi'an Xianyang

Sun 6/8

3:30 pm-10:45 pm

2 stops46h 15m

$5,395

OntarioXi'an

ONT - XIY

ONTXIY

Ontario

Tue 5/6

12:10 am-12:15 am

3 stops33h 05m

$661

OntarioXi'an

ONT - XIY

ONTXIY

Ontario

Wed 5/7

6:00 am-10:15 pm

2 stops25h 15m

$1,285

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

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, March is the cheapest month in which you can book a flight from Ontario to Xi'an (average of $960). Flying from Ontario to Xi'an in June is currently the most expensive (average of $2,075). 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.

Rainfall in Xi'an by month

In terms of precipitation, rainfall in Xi'an ranges from 0.0 - 3.9 inches per month. September is typically the wettest month, when rainfall can reach 3.9 in. January is typically the driest time to visit Xi'an when rainfall is around 0.0 in.

Temperature in Xi'an by month

If weather is an important factor for your trip to Xi'an, 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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing Xi'an

United Airlines

7.4

Good

8,667 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

United Airlines

7.4

Good

8,667 reviews

United Airlines

7.4

Good

8,667 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

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, March is the cheapest month in which you can book a flight from Ontario to Xi'an (average of $960). Flying from Ontario to Xi'an in June is currently the most expensive (average of $2,075). 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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$661+ 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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Ontario to Xi'an with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Ontario to Xi'an

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Round-trip from

One-way from

Popular in

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Find flight deals from Ontario to Xi'an

Cheapest flights from Ontario to Xi'anExplore the most affordable flight options available from Ontario to Xi'an. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

Explore the most affordable flight options available from Ontario to Xi'an. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to Xi'an that are best for you.

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.

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?

Rainfall in Xi'an by month

Plan your trip to Xi'an by taking into account the average rainfall totals by month.

Temperature in Xi'an by month

Plan your trip to Xi'an by taking into account the average temperature totals by month.

Reviews of airlines servicing Xi'an

Get insights into the airlines that provide service to Xi'an. 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 Xi'an. Reviews last updated April 17, 2025.

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.

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

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

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

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

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 Xi'an

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Cheapest flights from Ontario to Xi'an
Explore the most affordable flight options available from Ontario to Xi'an. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.