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Ko Phi Phi

$366+ Cheap flights from Ontario (ONT) to Ko Phi Phi, 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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HKT
Jan 21 — Jan 281
Wed 1/21
Wed 1/28
1 adult, Economy
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Cheap flight deals from Ontario to Ko Phi Phi

Cheapest flights from Ontario to Ko Phi Phi
Explore the most affordable flight options available from Ontario to Ko Phi Phi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 22, 2025.

This oojo deal was found by Cheapflights users on 12/21. 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.
Thu 12/256:00 amONT - HKT
2 stops32h 50mQatar Airways
Sat 12/278:30 pmHKT - ONT
2 stops42h 44mQatar Airways
Deal found 12/21$2,354
This Delta deal was found by Cheapflights users on 12/20. 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 12/256:38 amONT - HKT
2 stops24h 32mDelta
Sun 1/411:40 pmHKT - ONT
2 stops29h 16mDelta
Deal found 12/20$2,799
This Delta deal was found by Cheapflights users on 12/20. 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 12/242:50 pmONT - HKT
2 stops40h 20mDelta
Sun 1/411:40 pmHKT - ONT
2 stops29h 16mDelta
Deal found 12/20$2,811
This oojo deal was found by Cheapflights users on 12/21. 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.
Mon 12/2210:50 pmONT - HKT
2 stops33h 10mChina Airlines
Mon 12/297:50 pmHKT - ONT
2 stops36h 00mChina Airlines
Deal found 12/21$2,864
This oojo deal was found by Cheapflights users on 12/20. 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 12/2310:50 pmONT - HKT
2 stops31h 20mChina Airlines
Sat 12/279:50 pmHKT - ONT
2 stops34h 00mChina Airlines
Deal found 12/20$2,868
This Delta deal was found by Cheapflights users on 12/20. 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 12/2311:42 amONT - HKT
2 stops43h 28mDelta
Sun 1/411:40 pmHKT - ONT
2 stops29h 16mDelta
Deal found 12/20$3,238
This Korean Air deal was found by Cheapflights users on 12/20. 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 12/226:38 amONT - HKT
2 stops24h 32mKorean Air
Sun 1/411:30 pmHKT - ONT
2 stops38h 21mKorean Air
Deal found 12/20$4,030
This Qatar Airways deal was found by Cheapflights users on 12/20. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:00 amONT - HKT
2 stops33h 50mQatar Airways
Fri 1/212:50 amHKT - ONT
2 stops38h 24mQatar Airways
Deal found 12/20$4,732
This Qatar Airways deal was found by Cheapflights users on 12/20. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2510:44 amONT - HKT
2 stops28h 06mQatar Airways
Thu 1/112:50 amHKT - ONT
2 stops32h 29mQatar Airways
Deal found 12/20$5,210
This oojo deal was found by Cheapflights users on 12/20. 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.
Thu 12/252:42 pmONT - HKT
2 stops37h 13mQatar Airways
Mon 1/58:35 amHKT - ONT
2 stops54h 39mQatar Airways
Deal found 12/20$10,847

Find flight deals from Ontario to Ko Phi Phi

Keep the following information in mind while searching for Ontario to Ko Phi Phi flight deals. Data was last updated December 22, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$715
(Korean Air)

One-way from

$366
(Korean Air)

Popular in

December

Cheapest in

September

Average price

$1,468
Provider with most accurate pricing for Los Angeles-Phuket City flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Phuket City flights.
Search Deals
From Ontario to Ko Phi Phi
Search Deals
One-way flight from Ontario to Ko Phi Phi
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($92 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($48 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Ko Phi Phi 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 22, 2025.
Use the filters below to find and compare flights from Ontario to Ko Phi Phi that are best for you.

Fly from

Ontario

Fly to

Ko Phi Phi

Route

Depart

Return

Price

OntarioPhuket City

ONT - HKT

ONTHKT

Ontario

Thu 3/26

6:00 am-10:10 pm

2 stops26h 10m

Phuket City

Sun 4/5

11:25 pm-5:13 pm

2 stops31h 48m

$715

OntarioPhuket City

ONT - HKT

ONTHKT

Ontario

Tue 2/3

3:30 pm-10:10 pm

2 stops39h 40m

Phuket City

Tue 2/10

11:40 pm-1:56 pm

2 stops29h 16m

$764

OntarioPhuket City

ONT - HKT

ONTHKT

Ontario

Thu 1/29

10:50 pm-9:55 pm

2 stops32h 05m

Phuket City

Sat 2/7

8:55 am-4:50 pm

2 stops22h 55m

$882

OntarioPhuket City

ONT - HKT

ONTHKT

Ontario

Thu 1/15

3:30 pm-10:10 pm

2 stops39h 40m

Phuket City

Tue 1/20

11:40 pm-1:56 pm

2 stops29h 16m

$935

OntarioPhuket City

ONT - HKT

ONTHKT

Ontario

Thu 1/15

3:30 pm-10:10 pm

2 stops39h 40m

Phuket City

Wed 1/21

11:40 pm-10:51 pm

2 stops38h 11m

$935

OntarioPhuket City

ONT - HKT

ONTHKT

Ontario

Thu 1/15

3:30 pm-10:10 pm

2 stops39h 40m

Phuket City

Thu 1/22

11:40 pm-10:51 pm

2 stops38h 11m

$935

OntarioPhuket City

ONT - HKT

ONTHKT

Ontario

Wed 4/15

12:10 am-10:30 pm

2 stops32h 20m

Phuket City

Fri 4/24

8:35 pm-6:00 pm

2 stops35h 25m

$1,068

OntarioPhuket City

ONT - HKT

ONTHKT

Ontario

Sat 1/24

6:00 am-10:10 pm

2 stops25h 10m

Phuket City

Sat 1/31

11:40 pm-10:44 pm

2 stops38h 04m

$1,209

OntarioPhuket City

ONT - HKT

ONTHKT

Ontario

Tue 1/20

10:50 pm-2:15 pm

2 stops24h 25m

Phuket City

Thu 2/5

7:45 am-4:50 pm

2 stops24h 05m

$1,225

OntarioPhuket City

ONT - HKT

ONTHKT

Ontario

Mon 1/19

10:50 pm-9:10 pm

2 stops31h 20m

Phuket City

Mon 1/26

10:15 am-4:50 pm

2 stops21h 35m

$1,243

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/20

Showing 1-10 of 23 results
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Best time to book a flight from Ontario to Ko Phi Phi

Have a flexible travel schedule? Discover the best time to fly to Ko Phi Phi 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 Ko Phi Phi

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

Currently, April is the cheapest month in which you can book a flight from Ontario to Ko Phi Phi (average of $644). Flying from Ontario to Ko Phi Phi in June is currently the most expensive (average of $906). 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 Ko Phi Phi. 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 Ko Phi Phi?

    If you book a flight to Ko Phi Phi from Ontario, you will be flying from Ontario, which is the city’s only airport. Ontario (ONT) is located 3.1 mi from the center of Ontario. There are 0 flights from Ontario to Ko Phi Phi per day from 0 different airlines.

  • How long is the flight from Ontario to Ko Phi Phi?

    There are many flights that can get you from Ontario to Ko Phi Phi in 26h 10m. Fly via Korean Air or Delta to get the fastest option. Ontario and Ko Phi Phi are separated by a distance of 8688 mi. This flight may include one or multiple stops.

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

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

  • How can I find direct flights from Ontario to Ko Phi Phi?

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

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

    Yes. Cheapflights offers flight deals from Ontario to Ko Phi Phi 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 Ko Phi Phi?

    Currently, April is the cheapest month in which you can book a flight from Ontario to Ko Phi Phi (average of $644). Flying from Ontario to Ko Phi Phi in June is currently the most expensive (average of $906). 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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