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Cheap flights from Ontario to Siem Reap, Cambodia from C$ 1,033

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 12/7. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SAI
13 Jul — 20 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Siem Reap

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Siem Reap
Explore the most affordable flight options available from Ontario to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 June 2026.

Tue 13/101:05 p.m.
YYZ
-
SAI
2 stops32h 55m
Multiple Airlines
Sun 1/111:20 p.m.
SAI
-
YYZ
2 stops39h 35m
Multiple Airlines
Deal found 8/6C$ 1,697
Wed 1/76:30 p.m.
YYZ
-
SAI
2 stops30h 45m
Multiple Airlines
Tue 7/77:35 p.m.
SAI
-
YYZ
2 stops31h 19m
Multiple Airlines
Deal found 11/6C$ 1,886
Thu 9/712:55 p.m.
YUL
-
SAI
2 stops36h 20m
Multiple Airlines
Thu 16/77:35 p.m.
SAI
-
YUL
2 stops32h 24m
Multiple Airlines
Deal found 9/6C$ 1,926
Mon 15/66:00 p.m.
YUL
-
SAI
2 stops27h 50m
Multiple Airlines
Mon 12/107:35 p.m.
SAI
-
YUL
2 stops32h 25m
Multiple Airlines
Deal found 11/6C$ 1,929
Mon 29/66:35 p.m.
YUL
-
SAI
2 stops27h 25m
Multiple Airlines
Mon 12/107:35 p.m.
SAI
-
YUL
2 stops32h 25m
Multiple Airlines
Deal found 11/6C$ 1,931
Fri 25/912:40 p.m.
YUL
-
SAI
2 stops33h 20m
Multiple Airlines
Sat 17/107:35 p.m.
SAI
-
YUL
2 stops32h 25m
Multiple Airlines
Deal found 11/6C$ 2,013
Wed 17/61:05 p.m.
YUL
-
SAI
2 stops32h 45m
Multiple Airlines
Wed 8/77:35 p.m.
SAI
-
YUL
2 stops32h 25m
Multiple Airlines
Deal found 13/6C$ 2,020
Sun 4/109:35 p.m.
YUL
-
SAI
2 stops36h 55m
Multiple Airlines
Thu 4/311:50 p.m.
SAI
-
YUL
2 stops50h 15m
Multiple Airlines
Deal found 11/6C$ 2,021
Tue 13/104:15 p.m.
YYZ
-
SAI
3 stops42h 15m
Emirates
Sun 1/111:20 p.m.
SAI
-
YYZ
2 stops31h 30m
Emirates
Deal found 12/6C$ 2,095
Thu 12/118:50 p.m.
YUL
-
SAI
2 stops27h 50m
Multiple Airlines
Thu 3/127:25 p.m.
SAI
-
YUL
2 stops30h 40m
Multiple Airlines
Deal found 13/6C$ 2,097
Wed 1/77:00 a.m.
YYZ
-
SAI
3 stops27h 30m
Emirates
Tue 7/711:50 p.m.
SAI
-
YYZ
3 stops30h 08m
Emirates
Deal found 11/6C$ 3,453
Wed 1/77:00 a.m.
YTZ
-
SAI
3 stops27h 30m
Emirates
Tue 7/711:50 p.m.
SAI
-
YTZ
3 stops49h 31m
Emirates
Deal found 11/6C$ 9,279

Find flight deals from Ontario to Siem Reap

Keep the following information in mind while searching for Ontario to Siem Reap flight deals. Data was last updated 13 June 2026.

Round-trip from

C$ 1,697

One-way from

C$ 1,033
13/10-1/11
  • 13/10-1/11
  • 4 total stops
  • 72h 30m total
  • Ontario to Siem Reap
Search Deals
12/7
  • 12/7
  • 2 total stops
  • 44h 25m total
  • Ontario to Siem Reap
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Siem Reap 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 629,999 searches. Data last updated 13 June 2026.
Use the filters below to find and compare flights from Ontario to Siem Reap that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoSiem Reap

YYZ - SAI

YYZSAI

Toronto Pearson Intl

Tue 13/10

1:05 p.m.-9:00 a.m.

2 stops32h 55m

Siem Reap–Angkor Intl

Sun 1/11

1:20 p.m.-4:55 p.m.

2 stops39h 35m

C$ 1,697

TorontoSiem Reap

YYZ - SAI

YYZSAI

Toronto Pearson Intl

Wed 1/7

6:30 p.m.-12:15 p.m.

2 stops30h 45m

Siem Reap–Angkor Intl

Tue 7/7

7:35 p.m.-3:54 p.m.

2 stops31h 19m

C$ 1,886

MontrealSiem Reap

YUL - SAI

YULSAI

Montreal Pierre Elliott Trudeau Intl

Wed 1/7

6:35 p.m.-9:00 a.m.

2 stops27h 25m

Siem Reap–Angkor Intl

Mon 12/10

7:35 p.m.-5:00 p.m.

2 stops32h 25m

C$ 1,929

TorontoSiem Reap

YYZ - SAI

YYZSAI

Toronto Pearson Intl

Tue 13/10

4:15 p.m.-9:30 p.m.

3 stops42h 15m

Siem Reap–Angkor Intl

Sun 1/11

1:20 p.m.-8:50 a.m.

2 stops31h 30m

C$ 2,095

MontrealSiem Reap

YUL - SAI

YULSAI

Montreal Pierre Elliott Trudeau Intl

Fri 25/9

12:40 p.m.-9:00 a.m.

2 stops33h 20m

Siem Reap–Angkor Intl

Sat 17/10

7:35 p.m.-5:00 p.m.

2 stops32h 25m

C$ 2,108

MontrealSiem Reap

YUL - SAI

YULSAI

Montreal Pierre Elliott Trudeau Intl

Thu 1/10

10:10 a.m.-9:30 p.m.

3 stops48h 20m

Siem Reap–Angkor Intl

Sat 24/10

11:50 p.m.-12:23 p.m.

3 stops47h 33m

C$ 2,161

MontrealSiem Reap

YUL - SAI

YULSAI

Montreal Pierre Elliott Trudeau Intl

Thu 12/11

8:50 p.m.-6:05 p.m.

2 stops33h 15m

Siem Reap–Angkor Intl

Sat 5/12

7:05 p.m.-2:05 p.m.

2 stops31h 00m

C$ 2,161

MontrealSiem Reap

YUL - SAI

YULSAI

Montreal Pierre Elliott Trudeau Intl

Thu 12/11

10:10 a.m.-9:10 p.m.

3 stops47h 00m

Siem Reap–Angkor Intl

Sat 5/12

11:50 p.m.-7:35 a.m.

2 stops43h 45m

C$ 2,182
Quickest round-trip

TorontoSiem Reap

YYZ - SAI

YYZSAI

Toronto Pearson Intl

Wed 1/7

7:00 a.m.-9:30 p.m.

3 stops27h 30m

Siem Reap–Angkor Intl

Tue 7/7

11:50 p.m.-6:58 p.m.

3 stops30h 08m

C$ 3,453

TorontoSiem Reap

YTZ - SAI

YTZSAI

Toronto Island

Wed 1/7

7:00 a.m.-9:30 p.m.

3 stops27h 30m

Siem Reap–Angkor Intl

Tue 7/7

11:50 p.m.-2:21 p.m.

3 stops49h 31m

C$ 9,279

Flights are sorted by cheapest round-trip flights first.

Deals found on 13/6

Showing 1-10 of 17 resultsSorted by cheapest first
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Best time to book a flight from Ontario to Siem Reap

Have a flexible travel schedule? Discover the best time to fly to Siem Reap 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 Siem Reap
No data available for this route at this time. Please check back soon.

Related info for your journey

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

    Siem Reap–Angkor Intl (SAI), located 39.7 km from the city centre, is the airport you fly into when you book flights from Ontario to Siem Reap.

  • How long is the flight from Region of Ontario to Siem Reap?

    Airlines like Emirates fly from Region of Ontario to Siem Reap in about 48h 20m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 13461 km.

  • What are the most popular routes from Region of Ontario to Siem Reap?

    When deciding which route to take from Region of Ontario to Siem Reap consider Montreal Pierre Elliott Trudeau Intl - Siem Reap–Angkor Intl, Toronto Pearson Intl - Siem Reap–Angkor Intl or Toronto Island - Siem Reap–Angkor Intl as they are the most popular.

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

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

  • How can I find direct flights from Ontario to Siem Reap?

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

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

    Yes. Cheapflights offers flight deals from Ontario to Siem Reap by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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How does Cheapflights help users find flights from Ontario to Siem Reap?

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Why should you use Cheapflights to find cheap flight tickets from Ontario to Siem Reap?

Cheapflights simply makes it quick and affordable to book flights from Ontario to Siem Reap by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Ontario to Siem Reap with no change fees?

Yes! Cheapflights helps users easily find flights from Ontario to Siem Reap with no change fees.

Can Cheapflights notify me if prices for flights from Ontario to Siem Reap become cheaper?

Not ready to book yet? You can track prices for flights from Ontario to Siem Reap on Cheapflights with our Price Alert feature and get notified when better prices are available.

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