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Ontario

$431+ Cheap flights from Southeast Asia 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 1/27. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — ONT
Dec 30 — Jan 61
Mon 12/30
Mon 1/6
1 adult, Economy
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Cheap flight deals from Southeast Asia to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Southeast Asia (zzYJX) 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 December 25, 2024.

Round-trip from

$786
(oojo)

One-way from

$431
(Trip.com)
From Southeast Asia to Ontario
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One-way flight from Southeast Asia to Ontario
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Find flight deals from Southeast Asia to Ontario

Cheapest flights from Southeast Asia to Ontario
Explore the most affordable flight options available from Southeast Asia to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 25, 2024.

This China Airlines deal was found by Cheapflights users on 12/24. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2510:55 amBKK - ONT
1 stop20h 55mChina Airlines
Sat 12/2810:45 pmONT - BKK
1 stop35h 50mChina Airlines
Deal found 12/24$1,014
This United Airlines deal was found by Cheapflights users on 12/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2710:10 amSIN - ONT
1 stop19h 06mUnited Airlines
Sat 1/1110:47 amONT - SIN
1 stop41h 28mUnited Airlines
Deal found 12/24$1,022
This oojo deal was found by Cheapflights users on 12/23. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/244:55 pmMNL - ONT
1 stop15h 55mChina Airlines
Tue 12/3110:45 pmONT - MNL
2 stops35h 00mChina Airlines
Deal found 12/23$1,035
This Trip.com deal was found by Cheapflights users on 12/24. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/269:55 amMNL - ONT
1 stop16h 03mUnited Airlines
Sun 1/266:15 amONT - MNL
1 stop32h 35mUnited Airlines
Deal found 12/24$1,068
This FlightHub deal was found by Cheapflights users on 12/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/252:15 pmSIN - ONT
1 stop18h 35mChina Airlines
Wed 1/810:45 pmONT - SIN
1 stop33h 55mChina Airlines
Deal found 12/24$1,069
This Trip.com deal was found by Cheapflights users on 12/24. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/254:55 pmMNL - ONT
1 stop15h 55mMultiple Airlines
Mon 1/136:00 amONT - MNL
2 stops23h 45mMultiple Airlines
Deal found 12/24$1,089
This United Airlines deal was found by Cheapflights users on 12/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/319:25 amBKK - ONT
2 stops63h 33mUnited Airlines
Tue 1/710:47 amONT - BKK
2 stops51h 23mUnited Airlines
Deal found 12/24$1,125
This Lufthansa deal was found by Cheapflights users on 12/24. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2612:05 amSIN - ONT
2 stops38h 55mMultiple Airlines
Fri 1/1010:47 amONT - SIN
2 stops38h 18mMultiple Airlines
Deal found 12/24$1,169
This Korean Air deal was found by Cheapflights users on 12/23. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2412:55 amMNL - ONT
2 stops35h 20mKorean Air
Tue 1/146:00 amONT - MNL
2 stops25h 25mKorean Air
Deal found 12/23$1,610
This Delta deal was found by Cheapflights users on 12/24. 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.
Tue 12/241:30 amSIN - ONT
2 stops34h 45mDelta
Tue 1/74:05 pmONT - SIN
2 stops40h 05mDelta
Deal found 12/24$1,761
This Mytrip deal was found by Cheapflights users on 12/24. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/257:40 amCGK - ONT
2 stops24h 10mMultiple Airlines
Sat 12/287:00 amONT - CGK
3 stops35h 40mMultiple Airlines
Deal found 12/24$1,808
This oojo deal was found by Cheapflights users on 12/24. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/313:15 amSIN - ONT
2 stops29h 54mQatar Airways
Thu 2/611:33 amONT - SIN
2 stops35h 22mQatar Airways
Deal found 12/24$2,225

Find flights from Southeast Asia to Ontario within your budget

Customize your flight search to find flights from Southeast Asia 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 December 25, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Cebu CityOntario

CEB - ONT

CEBONT

Cebu City Mactan Intl

Tue 3/4

12:05 pm-4:50 pm

1 stop20h 45m

Ontario

Tue 3/25

11:45 pm-11:05 am

1 stop20h 20m

$786

ManilaOntario

MNL - ONT

MNLONT

Manila Ninoy Aquino Intl

Sat 2/15

10:55 am-4:50 pm

1 stop21h 55m

Ontario

Fri 2/28

10:45 pm-8:30 pm

2 stops29h 45m

$805

Cebu CityOntario

CEB - ONT

CEBONT

Cebu City Mactan Intl

Thu 3/6

11:05 pm-4:50 pm

2 stops33h 45m

Ontario

Fri 3/28

11:45 pm-11:05 am

1 stop20h 20m

$854

BangkokOntario

BKK - ONT

BKKONT

Bangkok Suvarnabhumi

Mon 2/17

7:10 am-8:40 pm

2 stops28h 30m

Ontario

Wed 3/12

10:38 am-5:10 am

2 stops52h 32m

$879

SingaporeOntario

SIN - ONT

SINONT

Singapore Changi

Thu 2/6

2:00 am-4:50 pm

1 stop30h 50m

Ontario

Thu 10/9

12:10 am-12:35 pm

1 stop21h 25m

$879

BangkokOntario

BKK - ONT

BKKONT

Bangkok Suvarnabhumi

Mon 6/9

7:00 am-3:46 pm

2 stops22h 46m

Ontario

Mon 7/14

6:00 am-4:35 am

2 stops32h 35m

$886

BangkokOntario

BKK - ONT

BKKONT

Bangkok Suvarnabhumi

Fri 2/7

10:55 am-4:50 pm

1 stop20h 55m

Ontario

Thu 2/20

10:45 pm-1:05 pm

1 stop23h 20m

$891

ManilaOntario

MNL - ONT

MNLONT

Manila Ninoy Aquino Intl

Fri 2/14

9:45 pm-4:50 pm

2 stops35h 05m

Ontario

Mon 2/17

10:45 pm-3:55 pm

1 stop25h 10m

$897

Ho Chi Minh CityOntario

SGN - ONT

SGNONT

Ho Chi Minh City

Mon 4/14

5:30 pm-6:00 pm

1 stop38h 30m

Ontario

Thu 7/17

12:45 am-9:40 am

1 stop18h 55m

$905

SingaporeOntario

SIN - ONT

SINONT

Singapore Changi

Thu 1/23

10:10 am-5:57 pm

1 stop23h 47m

Ontario

Thu 2/20

7:40 pm-8:00 am

1 stop20h 20m

$923

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/23

Showing 1-10 of 60 results
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Best time to book a flight from Southeast Asia to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Southeast Asia 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.

Travel insights for flights from Southeast Asia to Ontario

Get recent, data-driven insights about flights from Southeast Asia to Ontario including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Southeast Asia to Ontario?

Currently, August is the cheapest month in which you can book a flight from Southeast Asia to Ontario (average of $246). Flying from Southeast Asia to Ontario in March is currently the most expensive (average of $317). 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 YJX to ONT?

Find hourly flight availability from Southeast Asia 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 December 25, 2024.

When flying from Southeast Asia 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.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August 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 December, when temperatures are typically at their lowest (around 53.6 F).

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 December 25, 2024.
Read reviews from past customers who have flown Air Canada, Korean Air and Delta from Southeast Asia to Ontario. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,023 reviews

Overall

8.4

Boarding

8.5

Crew

8.7

Comfort

8.3

Food

8.1

Entertainment

8.2

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Korean Air
8.4
Very good
1,023 reviews
Korean Air
8.4
Very good
1,023 reviews

Overall

8.4

Boarding

8.5

Crew

8.7

Comfort

8.3

Food

8.1

Entertainment

8.2

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Japan Airlines
8.3
Very good
1,442 reviews
Korean Air
8.4
Very good
1,023 reviews

Overall

8.4

Boarding

8.5

Crew

8.7

Comfort

8.3

Food

8.1

Entertainment

8.2

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

China Airlines
8.3
Very good
754 reviews
Korean Air
8.4
Very good
1,023 reviews

Overall

8.4

Boarding

8.5

Crew

8.7

Comfort

8.3

Food

8.1

Entertainment

8.2

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Delta
8.0
Very good
8,580 reviews
Korean Air
8.4
Very good
1,023 reviews

Overall

8.4

Boarding

8.5

Crew

8.7

Comfort

8.3

Food

8.1

Entertainment

8.2

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

KLM
7.8
Good
1,346 reviews
Korean Air
8.4
Very good
1,023 reviews

Overall

8.4

Boarding

8.5

Crew

8.7

Comfort

8.3

Food

8.1

Entertainment

8.2

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Related info for your journey

Find useful and relevant information for your journey from Southeast Asia 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 Southeast Asia?

    Located just 3.1 mi from the city center, Ontario (ONT) is the airport most travelers will use when flying to Ontario from Southeast Asia.

  • What are the cheapest airlines to fly from Southeast Asia to Ontario one-way?

    The cheapest airline one-way is China Airlines, with whom users have recently found tickets for as low as $462. However, be on the lookout for offers from Japan Airlines and United Airlines, as they are both options that can get you from Southeast Asia to Ontario for a low price.

  • What are the most popular routes from Southeast Asia to Ontario?

    The most popular flight routes from Southeast Asia to Ontario are Manila Ninoy Aquino Intl - Ontario, Bangkok Suvarnabhumi - Ontario and Ho Chi Minh City - Ontario.

  • Can I find deals for flights from Southeast Asia to Ontario that include hotel bookings?

    Yes. In addition to deals on Southeast Asia to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Southeast Asia to Ontario?

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

  • Can I find deals for business class flights from Southeast Asia to Ontario?

    Yes. Cheapflights offers flight deals from Southeast Asia 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 Southeast Asia to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Southeast Asia to Ontario (average of $246). Flying from Southeast Asia to Ontario in March is currently the most expensive (average of $317). 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

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Alternative routes for Southeast Asia to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Southeast Asia to Ontario

Discover the top airline that operate flights from Southeast Asia 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 December 25, 2024.
AirlineCheapestAverageFlexibilityOn-time
China AirlinesCheapest$747Average$940FlexibilityNo cancel feeOn-time70%
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