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$463+ Cheap flights from Ontario (ONT) to Thailand

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 4/7. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BKK
dic. 7 — dic. 141
sáb. 12/7
sáb. 12/14
1 adult, Economy
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Cheap flight deals from Ontario to Thailand

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Thailand (TH0). 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 diciembre 2, 2024.

Find flight deals from Ontario to Thailand

Cheapest flights from Ontario to Thailand
Explore the most affordable flight options available from Ontario to Thailand. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 2, 2024.

This oojo deal was found by Cheapflights users on 12/2. 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.
mar. 12/310:45 pmONT - BKK
1 stop35h 50mChina Airlines
lun. 12/92:35 amBKK - ONT
1 stop29h 15mChina Airlines
Deal found 12/2$1,044
This Trip.com deal was found by Cheapflights users on 12/2. 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.
vie. 12/67:30 amONT - BKK
2 stops38h 45mMultiple Airlines
vie. 12/132:05 pmBKK - ONT
1 stop17h 45mMultiple Airlines
Deal found 12/2$1,145
This ScholarTrip deal was found by Cheapflights users on 12/2. 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 ScholarTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/35:40 amONT - BKK
2 stops24h 50mKorean Air
mar. 12/109:30 pmBKK - ONT
2 stops34h 24mKorean Air
Deal found 12/2$1,148
This Gotogate deal was found by Cheapflights users on 12/1. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/3110:45 pmONT - CNX
2 stops24h 00mMultiple Airlines
mar. 1/2811:25 amCNX - ONT
1 stop20h 25mMultiple Airlines
Deal found 12/1$1,258
This Trip.com deal was found by Cheapflights users on 12/1. 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.
lun. 12/210:45 pmONT - KBV
2 stops30h 25mMultiple Airlines
lun. 12/99:00 amKBV - ONT
2 stops22h 50mMultiple Airlines
Deal found 12/1$1,288
This Delta deal was found by Cheapflights users on 12/1. 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.
lun. 12/25:40 amONT - BKK
2 stops26h 40mDelta
mié. 12/189:30 pmBKK - ONT
2 stops34h 45mDelta
Deal found 12/1$1,443
This Kiwi.com deal was found by Cheapflights users on 12/1. 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.
lun. 12/210:45 pmONT - DMK
1 stop24h 10mMultiple Airlines
mar. 12/177:45 amDMK - ONT
1 stop24h 05mMultiple Airlines
Deal found 12/1$1,447
This FlightHub deal was found by Cheapflights users on 12/1. 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.
lun. 12/210:45 pmONT - HKT
2 stops29h 15mMultiple Airlines
sáb. 12/1410:20 amHKT - ONT
2 stops21h 30mMultiple Airlines
Deal found 12/1$1,497
This oojo deal was found by Cheapflights users on 12/2. 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.
jue. 12/510:48 amONT - BKK
2 stops28h 52mQatar Airways
lun. 12/97:35 amBKK - ONT
2 stops51h 25mQatar Airways
Deal found 12/2$1,585
This oojo deal was found by Cheapflights users on 12/2. 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.
vie. 12/68:55 pmONT - HKT
2 stops42h 55mQatar Airways
jue. 12/128:30 pmHKT - ONT
2 stops38h 30mQatar Airways
Deal found 12/2$1,587
This China Airlines deal was found by Cheapflights users on 12/1. 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.
mié. 12/1110:45 pmONT - CNX
1 stop20h 40mChina Airlines
mar. 1/711:25 amCNX - ONT
1 stop20h 25mChina Airlines
Deal found 12/1$1,999
This KAYAK deal was found by Cheapflights users on 12/1. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/165:50 amONT - CNX
2 stops26h 15mKorean Air
dom. 12/2212:15 amCNX - ONT
2 stops32h 12mKorean Air
Deal found 12/1$2,256

Find flights from Ontario to Thailand within your budget

Customize your flight search to find flights from Ontario to Thailand 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 2,650,959 searches. Data last updated diciembre 2, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

OntarioBangkok

ONT - BKK

ONTBKK

Ontario

mié. 2/26

6:00 am-12:05 am

2 stops27h 05m

Bangkok Suvarnabhumi

mié. 3/12

7:10 am-6:04 pm

2 stops24h 54m

$847

OntarioBangkok

ONT - BKK

ONTBKK

Ontario

jue. 2/13

10:45 pm-9:50 am

1 stop20h 05m

Bangkok Suvarnabhumi

jue. 2/20

10:55 am-4:50 pm

1 stop20h 55m

$851

OntarioBangkok

ONT - BKK

ONTBKK

Ontario

lun. 3/17

5:40 am-9:30 pm

2 stops25h 50m

Bangkok Suvarnabhumi

lun. 3/31

11:30 pm-4:28 pm

2 stops30h 58m

$856

OntarioChiang Mai

ONT - CNX

ONTCNX

Ontario

lun. 2/10

10:45 pm-10:25 am

1 stop20h 40m

Chiang Mai

mié. 3/12

11:25 am-5:50 pm

1 stop20h 25m

$867

OntarioBangkok

ONT - BKK

ONTBKK

Ontario

mié. 2/12

6:00 am-12:45 am

2 stops27h 45m

Bangkok Suvarnabhumi

mié. 2/19

11:15 pm-3:25 pm

2 stops31h 10m

$890

OntarioChiang Mai

ONT - CNX

ONTCNX

Ontario

lun. 2/10

6:00 am-11:05 pm

2 stops26h 05m

Chiang Mai

mié. 3/12

3:20 pm-4:28 pm

2 stops39h 08m

$902

OntarioPhuket City

ONT - HKT

ONTHKT

Ontario

lun. 3/10

5:40 am-9:40 pm

2 stops26h 00m

Phuket City

lun. 3/17

11:20 pm-10:40 pm

2 stops37h 20m

$960

OntarioPhuket City

ONT - HKT

ONTHKT

Ontario

jue. 5/8

12:10 am-7:45 am

2 stops41h 35m

Phuket City

dom. 5/18

8:15 am-6:05 pm

2 stops47h 50m

$1,003

OntarioChiang Mai

ONT - CNX

ONTCNX

Ontario

mié. 3/5

10:45 pm-10:25 am

1 stop20h 40m

Chiang Mai

mié. 3/12

10:10 am-5:50 pm

2 stops21h 40m

$1,022

OntarioPhuket City

ONT - HKT

ONTHKT

Ontario

lun. 3/3

11:57 am-6:50 am

2 stops27h 53m

Phuket City

sáb. 3/8

8:20 am-5:19 pm

2 stops47h 59m

$1,276

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 34 results
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Best time to book a flight from Ontario to Thailand

Have a flexible travel schedule? Discover the best time to fly to Thailand 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.

Travel insights for flights from Ontario to Thailand

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

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

Currently, September is the cheapest month in which you can book a flight from Ontario to Thailand (average of $979). Flying from Ontario to Thailand in June is currently the most expensive (average of $1,585). 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 TH?

Find hourly flight availability from Ontario to Thailand. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 2, 2024.

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

Rainfall in Thailand by month

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

In terms of precipitation, rainfall in Thailand ranges from 0.4 - 12.6 inches per month. September is typically the wettest month, when rainfall can reach 12.6 in. January is typically the driest time to visit Thailand when rainfall is around 0.4 in.

Temperature in Thailand by month

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

If weather is an important factor for your trip to Thailand, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 86.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 78.8 F).

Reviews of airlines servicing Thailand

Get insights into the airlines that provide service to Thailand. 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 Thailand. Reviews last updated diciembre 2, 2024.
Peruse reviews from past customers who have flown with Korean Air, China Airlines and Qatar Airways from Ontario to Thailand to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.5
Very good
1,019 reviews

Comfort

8.3

Boarding

8.5

Overall

8.5

Entertainment

8.2

Crew

8.7

Food

8.1

Reviews

1 / 10

food needs to change, not tasty at all. I remember they used to be good.

Korean Air
8.5
Very good
1,019 reviews
Korean Air
8.5
Very good
1,019 reviews

Comfort

8.3

Boarding

8.5

Overall

8.5

Entertainment

8.2

Crew

8.7

Food

8.1

Reviews

1 / 10

food needs to change, not tasty at all. I remember they used to be good.

Japan Airlines
8.3
Very good
1,450 reviews
Korean Air
8.5
Very good
1,019 reviews

Comfort

8.3

Boarding

8.5

Overall

8.5

Entertainment

8.2

Crew

8.7

Food

8.1

Reviews

1 / 10

food needs to change, not tasty at all. I remember they used to be good.

China Airlines
8.2
Very good
776 reviews
Korean Air
8.5
Very good
1,019 reviews

Comfort

8.3

Boarding

8.5

Overall

8.5

Entertainment

8.2

Crew

8.7

Food

8.1

Reviews

1 / 10

food needs to change, not tasty at all. I remember they used to be good.

Delta
8.0
Very good
8,698 reviews
Korean Air
8.5
Very good
1,019 reviews

Comfort

8.3

Boarding

8.5

Overall

8.5

Entertainment

8.2

Crew

8.7

Food

8.1

Reviews

1 / 10

food needs to change, not tasty at all. I remember they used to be good.

Qatar Airways
7.5
Good
3,816 reviews
Korean Air
8.5
Very good
1,019 reviews

Comfort

8.3

Boarding

8.5

Overall

8.5

Entertainment

8.2

Crew

8.7

Food

8.1

Reviews

1 / 10

food needs to change, not tasty at all. I remember they used to be good.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Thailand. 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 Thailand?

    Ontario (ONT), located 3.1 mi from the city center, is the airport you fly out of when you book flights from Ontario to Thailand.

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

    One-way options have recently been found by users for as low as $463 on China Airlines. Other airlines that offer cheap prices include Delta from $484 and Korean Air from $539 one-way.

  • What are the most popular routes from Ontario to Thailand?

    Most travelers choose Ontario - Bangkok Suvarnabhumi, Ontario - Phuket City or Ontario - Chiang Mai when deciding on the best route from Ontario to Thailand.

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

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

  • How can I find direct flights from Ontario to Thailand?

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

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

    Yes. Cheapflights offers flight deals from Ontario to Thailand 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 Thailand?

    Currently, September is the cheapest month in which you can book a flight from Ontario to Thailand (average of $979). Flying from Ontario to Thailand in June is currently the most expensive (average of $1,585). 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 Ontario to Thailand

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Ontario to Thailand

Discover the top 6 airlines that operate flights from Ontario to Thailand. 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 2,650,959 searches. Data last updated diciembre 2, 2024.
AirlineCheapestAverageFlexibilityOn-time
Asiana AirlinesCheapest$683Average$846FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$785Average$871FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$795Average$1,035FlexibilityNo cancel feeOn-time69%
Japan AirlinesCheapest$806Average$1,169FlexibilityNo cancel feeOn-time79%
DeltaCheapest$807Average$996FlexibilityNo cancel feeOn-timeN/A
China AirlinesCheapest$825Average$1,108FlexibilityNo cancel feeOn-time70%
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