$407+ 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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BKK
Sep 28 — Oct 51
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Thailand with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Ontario to Thailand
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Cheapest flights from Ontario to ThailandExplore 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 August 29, 2026.
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 August 29, 2026.
This lol.travel deal was found by Cheapflights users on 8/28. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/136:00 am -
2 stops25h 45m
Wed 9/162:35 am -
2 stops28h 44m
Deal found 8/28![Korean Air logo]()
$775
This lol.travel deal was found by Cheapflights users on 8/26. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:00 am -
2 stops25h 45m
Tue 9/1511:30 pm -
2 stops37h 10m
Deal found 8/26![Korean Air logo]()
$782
This Jetabroad deal was found by Cheapflights users on 8/26. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:00 am -
2 stops25h 45m
Wed 9/309:40 pm -
2 stops33h 39m
Deal found 8/26![Korean Air logo]()
$803
This SmartFares deal was found by Cheapflights users on 8/25. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:20 am -
2 stops24h 10m
Mon 11/239:30 pm -
2 stops34h 49m
Deal found 8/25![Korean Air logo]()
$804
This lastminute.com deal was found by Cheapflights users on 8/25. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:20 am -
2 stops25h 25m
Tue 9/152:35 am -
2 stops28h 44m
Deal found 8/25![Korean Air logo]()
$807
This SmartFares deal was found by Cheapflights users on 8/26. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/210:50 pm -
1 stop35h 45m
Wed 11/182:35 am -
1 stop29h 30m
Deal found 8/26![China Airlines logo]()
$810
This lol.travel deal was found by Cheapflights users on 8/26. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1812:10 am -
1 stop26h 10m
Sun 10/410:50 am -
1 stop21h 10m
Deal found 8/26![China Airlines logo]()
$811
This Delta deal was found by Cheapflights users on 8/26. 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.
Thu 9/311:56 am -
2 stops45h 39m
Tue 9/152:35 am -
2 stops47h 39m
Deal found 8/26![Delta logo]()
$815
This lol.travel deal was found by Cheapflights users on 8/28. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1212:45 am -
1 stop25h 35m
Thu 9/1710:50 am -
1 stop21h 10m
Deal found 8/28![China Airlines logo]()
$817
This lastminute.com deal was found by Cheapflights users on 8/25. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2412:10 am -
1 stop19h 35m
Thu 10/810:50 am -
1 stop21h 10m
Deal found 8/25![China Airlines logo]()
$820
This Delta deal was found by Cheapflights users on 8/28. 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.
Mon 12/76:00 am -
2 stops25h 55m
Sun 2/712:15 am -
2 stops37h 28m
Deal found 8/28![Delta logo]()
$823
This Korean Air deal was found by Cheapflights users on 8/28. 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.
Mon 12/77:00 am -
2 stops24h 55m
Wed 1/2712:15 am -
2 stops37h 28m
Deal found 8/28![Korean Air logo]()
$828
Best flights from Ontario to ThailandDiscover carefully curated flight deals from Ontario to Thailand that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 29, 2026.
Discover carefully curated flight deals from Ontario to Thailand that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 29, 2026.
This Delta deal was found by Cheapflights users on 8/28. 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 2/27:00 am -
2 stops26h 45m
Wed 2/249:30 pm -
2 stops40h 13m
Deal found 8/28![Delta logo]()
$823
This Korean Air deal was found by Cheapflights users on 8/27. 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.
Sat 9/266:00 am -
2 stops29h 05m
Mon 10/129:50 am -
2 stops45h 22m
Deal found 8/27![Korean Air logo]()
$828
This United Airlines deal was found by Cheapflights users on 8/28. 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 9/225:00 am -
2 stops28h 55m
Thu 10/17:00 am -
2 stops22h 22m
Deal found 8/28![United Airlines logo]()
$862
This China Airlines deal was found by Cheapflights users on 8/24. 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 9/1612:10 am -
1 stop22h 00m
Tue 9/291:20 pm -
1 stop18h 40m
Deal found 8/24![China Airlines logo]()
$863
This flugladen.de deal was found by Cheapflights users on 8/26. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2412:10 am -
2 stops29h 50m
Fri 10/29:00 am -
2 stops23h 00m
Deal found 8/26![Multiple Airlines logo]()
$917
This Korean Air deal was found by Cheapflights users on 8/26. 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.
Mon 11/26:20 am -
2 stops27h 25m
Sun 11/812:55 am -
2 stops31h 24m
Deal found 8/26![Korean Air logo]()
$828
This Delta deal was found by Cheapflights users on 8/26. 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.
Sat 1/236:00 am -
2 stops24h 30m
Sun 1/319:30 pm -
2 stops40h 13m
Deal found 8/26![Delta logo]()
$835
This China Airlines deal was found by Cheapflights users on 8/26. 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 10/1412:10 am -
1 stop19h 35m
Thu 10/292:05 pm -
1 stop18h 00m
Deal found 8/26![China Airlines logo]()
$863
This Korean Air deal was found by Cheapflights users on 8/28. 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.
Sun 9/276:00 am -
2 stops27h 35m
Wed 9/309:40 pm -
2 stops33h 39m
Deal found 8/28![Korean Air logo]()
$828
This China Airlines deal was found by Cheapflights users on 8/24. 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.
Mon 9/1412:45 am -
1 stop19h 00m
Sat 9/261:20 pm -
1 stop18h 40m
Deal found 8/24![China Airlines logo]()
$863
This Mytrip deal was found by Cheapflights users on 8/27. 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.
Sat 9/1912:10 am -
1 stop26h 30m
Sun 10/47:25 am -
1 stop24h 35m
Deal found 8/27![Multiple Airlines logo]()
$977
This Korean Air deal was found by Cheapflights users on 8/28. 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 1/127:00 am -
2 stops26h 45m
Mon 2/812:55 am -
2 stops36h 48m
Deal found 8/28![Korean Air logo]()
$828
This Delta deal was found by Cheapflights users on 8/27. 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.
Wed 11/46:00 am -
2 stops25h 10m
Thu 11/1211:40 pm -
2 stops31h 44m
Deal found 8/27![Delta logo]()
$923
This Mytrip deal was found by Cheapflights users on 8/26. 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.
Fri 9/1812:10 am -
1 stop29h 20m
Sun 10/49:40 am -
1 stop22h 20m
Deal found 8/26![Multiple Airlines logo]()
$991
This Korean Air deal was found by Cheapflights users on 8/24. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/257:00 am -
2 stops24h 55m
Tue 2/912:15 am -
2 stops28h 42m
Deal found 8/24![Korean Air logo]()
$828
This Delta deal was found by Cheapflights users on 8/26. 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.
Wed 10/286:20 am -
2 stops49h 50m
Tue 2/911:40 pm -
2 stops38h 03m
Deal found 8/26![Delta logo]()
$923
This Mytrip deal was found by Cheapflights users on 8/27. 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.
Sat 10/1712:10 am -
1 stop26h 30m
Tue 10/277:45 am -
1 stop24h 20m
Deal found 8/27![Multiple Airlines logo]()
$996
This Korean Air deal was found by Cheapflights users on 8/28. 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.
Sun 12/67:00 am -
2 stops24h 55m
Mon 1/2512:15 am -
2 stops28h 42m
Deal found 8/28![Korean Air logo]()
$828
This China Airlines deal was found by Cheapflights users on 8/27. 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.
Sat 10/1012:10 am -
1 stop20h 10m
Tue 11/1011:25 am -
1 stop20h 40m
Deal found 8/27![China Airlines logo]()
$1,002
This Delta deal was found by Cheapflights users on 8/26. 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.
Sat 10/316:20 am -
2 stops49h 50m
Sun 2/711:40 pm -
2 stops38h 03m
Deal found 8/26![Delta logo]()
$935
This Mytrip deal was found by Cheapflights users on 8/27. 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.
Thu 9/2412:10 am -
1 stop29h 20m
Wed 9/307:25 am -
1 stop24h 35m
Deal found 8/27![Multiple Airlines logo]()
$999
This Korean Air deal was found by Cheapflights users on 8/25. 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.
Mon 11/26:20 am -
2 stops25h 35m
Wed 11/412:15 am -
2 stops31h 57m
Deal found 8/25![Korean Air logo]()
$828
This China Airlines deal was found by Cheapflights users on 8/27. 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.
Sat 10/1012:10 am -
1 stop20h 10m
Sat 11/1411:25 am -
1 stop20h 40m
Deal found 8/27![China Airlines logo]()
$1,002
This China Airlines deal was found by Cheapflights users on 8/27. 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.
Sat 10/1012:10 am -
1 stop20h 10m
Fri 11/1311:25 am -
1 stop20h 40m
Deal found 8/27![China Airlines logo]()
$1,002
This Mytrip deal was found by Cheapflights users on 8/25. 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.
Thu 9/1012:45 am -
1 stop28h 45m
Sat 9/266:15 am -
1 stop25h 45m
Deal found 8/25![Multiple Airlines logo]()
$1,012
This Korean Air deal was found by Cheapflights users on 8/26. 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.
Sun 10/256:20 am -
2 stops41h 05m
Sun 3/219:30 pm -
2 stops33h 47m
Deal found 8/26![Korean Air logo]()
$840
This Korean Air deal was found by Cheapflights users on 8/27. 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.
Mon 12/77:00 am -
2 stops24h 55m
Thu 1/2812:15 am -
2 stops28h 42m
Deal found 8/27![Korean Air logo]()
$840
This Mytrip deal was found by Cheapflights users on 8/28. 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.
Sat 9/1212:45 am -
1 stop25h 55m
Thu 9/176:15 am -
1 stop25h 45m
Deal found 8/28![Multiple Airlines logo]()
$1,021
This China Airlines deal was found by Cheapflights users on 8/27. 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.
Sat 10/1012:10 am -
1 stop20h 10m
Sun 11/811:25 am -
1 stop20h 40m
Deal found 8/27![China Airlines logo]()
$1,030
This Mytrip deal was found by Cheapflights users on 8/26. 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 10/2112:10 am -
1 stop26h 30m
Sun 11/16:20 am -
1 stop25h 45m
Deal found 8/26![Multiple Airlines logo]()
$1,057
Last-minute flights from Ontario to ThailandDiscover last-minute flight deals from Ontario to Thailand. Data last updated August 29, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Thailand. Data last updated August 29, 2026 and is based on user searches.
This lastminute.com deal was found by Cheapflights users on 8/25. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:20 am -
2 stops25h 25m
Tue 9/152:35 am -
2 stops28h 44m
Deal found 8/25![Korean Air logo]()
$807
This Delta deal was found by Cheapflights users on 8/26. 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.
Thu 9/311:56 am -
2 stops45h 39m
Tue 9/152:35 am -
2 stops47h 39m
Deal found 8/26![Delta logo]()
$815
This Mytrip deal was found by Cheapflights users on 8/27. 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 9/912:45 am -
2 stops32h 50m
Fri 9/258:55 am -
2 stops23h 05m
Deal found 8/27![Multiple Airlines logo]()
$940
This lol.travel deal was found by Cheapflights users on 8/26. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:00 am -
2 stops25h 45m
Tue 9/1511:30 pm -
2 stops37h 10m
Deal found 8/26![Korean Air logo]()
$782
This lol.travel deal was found by Cheapflights users on 8/28. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1212:45 am -
1 stop25h 35m
Thu 9/1710:50 am -
1 stop21h 10m
Deal found 8/28![China Airlines logo]()
$817
This lol.travel deal was found by Cheapflights users on 8/28. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/136:00 am -
2 stops25h 45m
Wed 9/162:35 am -
2 stops28h 44m
Deal found 8/28![Korean Air logo]()
$775
This Delta deal was found by Cheapflights users on 8/28. 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.
Mon 9/146:00 am -
2 stops25h 45m
Wed 11/189:40 am -
2 stops21h 44m
Deal found 8/28![Delta logo]()
$823
This lol.travel deal was found by Cheapflights users on 8/26. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1812:10 am -
1 stop26h 10m
Sun 10/410:50 am -
1 stop21h 10m
Deal found 8/26![China Airlines logo]()
$811
This Jetabroad deal was found by Cheapflights users on 8/26. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:00 am -
2 stops25h 45m
Wed 9/309:40 pm -
2 stops33h 39m
Deal found 8/26![Korean Air logo]()
$803
This lastminute.com deal was found by Cheapflights users on 8/25. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2412:10 am -
1 stop19h 35m
Thu 10/810:50 am -
1 stop21h 10m
Deal found 8/25![China Airlines logo]()
$820
This flugladen.de deal was found by Cheapflights users on 8/26. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2412:10 am -
2 stops29h 50m
Fri 10/29:00 am -
2 stops23h 00m
Deal found 8/26![Multiple Airlines logo]()
$917
This Kissandfly.com deal was found by Cheapflights users on 8/24. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2512:10 am -
1 stop26h 10m
Sun 10/41:20 pm -
1 stop18h 40m
Deal found 8/24![China Airlines logo]()
$825
One-way flights from Ontario to ThailandSearch for one-way flight options from Ontario to Thailand. Find affordable one-way fares based on user searches. Data last updated August 29, 2026.
Search for one-way flight options from Ontario to Thailand. Find affordable one-way fares based on user searches. Data last updated August 29, 2026.
This Kissandfly.com deal was found by Cheapflights users on 8/23. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:20 am -
2 stops27h 15m
Deal found 8/23![Korean Air logo]()
$407
This Delta deal was found by Cheapflights users on 8/27. 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.
Mon 12/77:00 am -
2 stops26h 45m
Deal found 8/27![Delta logo]()
$415
This Korean Air deal was found by Cheapflights users on 8/25. 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.
Wed 12/307:00 am -
2 stops23h 30m
Deal found 8/25![Korean Air logo]()
$417
This Korean Air deal was found by Cheapflights users on 8/28. 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 11/107:00 am -
2 stops24h 55m
Deal found 8/28![Korean Air logo]()
$417
This Delta deal was found by Cheapflights users on 8/25. 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.
Sun 9/139:52 am -
2 stops45h 53m
Deal found 8/25![Delta logo]()
$426
This Delta deal was found by Cheapflights users on 8/27. 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.
Sun 12/67:00 am -
2 stops26h 45m
Deal found 8/27![Delta logo]()
$429
This Korean Air deal was found by Cheapflights users on 8/27. 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.
Wed 12/97:00 am -
2 stops23h 30m
Deal found 8/27![Korean Air logo]()
$431
This Korean Air deal was found by Cheapflights users on 8/27. 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.
Fri 11/66:20 am -
2 stops25h 35m
Deal found 8/27![Korean Air logo]()
$431
This SmartFares deal was found by Cheapflights users on 8/25. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2112:10 am -
1 stop19h 35m
Deal found 8/25![China Airlines logo]()
$435
This Kiwi.com deal was found by Cheapflights users on 8/25. 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.
Mon 9/146:15 am -
3 stops41h 20m
Deal found 8/25![Multiple Airlines logo]()
$440
This Korean Air deal was found by Cheapflights users on 8/26. 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.
Wed 2/107:00 am -
2 stops24h 55m
Deal found 8/26![Multiple Airlines logo]()
$441
This SmartFares deal was found by Cheapflights users on 8/27. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/212:45 am -
1 stop25h 35m
Deal found 8/27![China Airlines logo]()
$450
Find flight deals from Ontario to Thailand
Keep the following information in mind while searching for Ontario to Thailand flight deals. Data was last updated August 29, 2026.
Round-trip from | $775 (lol.travel) |
|---|---|
One-way from | $407 (Kissandfly.com) |
Popular in | December |
Cheapest in | March |
Average price | $762 |
Cheapflights Fare Finder
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 7,457,451 searches. Data last updated August 29, 2026.
Use the filters below to find and compare flights from Ontario to Thailand that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioBangkok
ONT Ontario - BKK Bangkok Suvarnabhumi
ONTBKK
Ontario
Tue 2/2
7:00 am-12:45 am
2 stops26h 45m
Bangkok Suvarnabhumi
Wed 2/24
9:30 pm-10:43 pm
2 stops40h 13m
$823
OntarioBangkok
ONT Ontario - BKK Bangkok Suvarnabhumi
ONTBKK
Ontario
Sat 9/26
6:00 am-1:05 am
2 stops29h 05m
Bangkok Suvarnabhumi
Mon 10/12
9:50 am-5:12 pm
2 stops45h 22m
$828
OntarioBangkok
ONT Ontario - BKK Bangkok Suvarnabhumi
ONTBKK
Ontario
Mon 11/2
6:20 am-12:45 am
2 stops27h 25m
Bangkok Suvarnabhumi
Sun 11/8
12:55 am-5:19 pm
2 stops31h 24m
$828
OntarioBangkok
ONT Ontario - BKK Bangkok Suvarnabhumi
ONTBKK
Ontario
Sun 9/27
6:00 am-11:35 pm
2 stops27h 35m
Bangkok Suvarnabhumi
Wed 9/30
9:40 pm-5:19 pm
2 stops33h 39m
$828
OntarioBangkok
ONT Ontario - BKK Bangkok Suvarnabhumi
ONTBKK
Ontario
Tue 1/12
7:00 am-12:45 am
2 stops26h 45m
Bangkok Suvarnabhumi
Mon 2/8
12:55 am-10:43 pm
2 stops36h 48m
$828
OntarioChiang Mai
ONT Ontario - CNX Chiang Mai
ONTCNX
Ontario
Mon 1/25
7:00 am-10:55 pm
2 stops24h 55m
Chiang Mai
Tue 2/9
12:15 am-1:57 pm
2 stops28h 42m
$828
OntarioChiang Mai
ONT Ontario - CNX Chiang Mai
ONTCNX
Ontario
Sun 12/6
7:00 am-10:55 pm
2 stops24h 55m
Chiang Mai
Mon 1/25
12:15 am-1:57 pm
2 stops28h 42m
$828
OntarioChiang Mai
ONT Ontario - CNX Chiang Mai
ONTCNX
Ontario
Mon 11/2
6:20 am-10:55 pm
2 stops25h 35m
Chiang Mai
Wed 11/4
12:15 am-5:12 pm
2 stops31h 57m
$828
OntarioBangkok
ONT Ontario - BKK Bangkok Suvarnabhumi
ONTBKK
Ontario
Sat 1/23
6:00 am-9:30 pm
2 stops24h 30m
Bangkok Suvarnabhumi
Sun 1/31
9:30 pm-10:43 pm
2 stops40h 13m
$835
OntarioBangkok
ONT Ontario - BKK Bangkok Suvarnabhumi
ONTBKK
Ontario
Sun 10/25
6:20 am-1:25 pm
2 stops41h 05m
Bangkok Suvarnabhumi
Sun 3/21
9:30 pm-5:17 pm
2 stops33h 47m
$840
Showing 1-10 of 60 resultsSorted by cheapest first
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.
ONT-BKK
ONT-KBV
ONT-HKT
ONT-CNX
ONT-DMK
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 Thailand
ONT-TH0
ONT-BKK
ONT-KBV
ONT-HKT
ONT-CNX
What is the cheapest month to book a flight from Ontario to Thailand?
Currently, January is the cheapest month in which you can book a flight from Ontario to Thailand (average of $765). Flying from Ontario to Thailand in December is currently the most expensive (average of $1,486). 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.
How far ahead should I book a flight from Ontario to Thailand?
The best time to book flights from Ontario to Thailand is 28 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
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 August 29, 2026.
Peruse reviews from past customers who have flown with STARLUX Airlines,Korean Air, andChina Airlines from Ontario to Thailand to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
8.5
Crew
9.1
Overall
8.7
Comfort
8.8
Boarding
8.8
Entertainment
8.7
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Food
8.5
Crew
9.1
Overall
8.7
Comfort
8.8
Boarding
8.8
Entertainment
8.7
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Food
8.5
Crew
9.1
Overall
8.7
Comfort
8.8
Boarding
8.8
Entertainment
8.7
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Food
8.5
Crew
9.1
Overall
8.7
Comfort
8.8
Boarding
8.8
Entertainment
8.7
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Food
8.5
Crew
9.1
Overall
8.7
Comfort
8.8
Boarding
8.8
Entertainment
8.7
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
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.
Browse thousands of different options on Cheapflights for your next trip
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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.
Complete your trip
Complete your trip to Thailand by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Thailand by cabin class
Find flights from Ontario to Thailand, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Thailand flights
Browse other Ontario and Thailand flight options. Last updated on August 29, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Ontario to Thailand flights
Consider these flights traveling from Ontario to Thailand.
Fly to Thailand regions
Consider these flights traveling to Thailand regions.
Top 4 airlines flying from Ontario to Thailand
Discover the top 4 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 7,457,451 searches. Data last updated August 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$427 | Average$666 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$455 | Average$813 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$718 | Average$1,209 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$731 | Average$847 | FlexibilityNo cancel fee | On-timeN/A |