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

There are many flights that can get you from Region of Ontario to Region of Siem Reap in 40h 20m. Fly via Etihad Airways to get the fastest option. The distance between Region of Ontario and Region of Siem Reap is about 13649 km.

In terms of precipitation, rainfall in Region of Siem Reap ranges from 0.0 - 260.0 mm per month. September is typically the wettest month, when rainfall can reach 260.0 mm. January is typically the driest time to visit Region of Siem Reap when rainfall is around 0.0 mm.

If weather is an important factor for your trip to Region of Siem Reap, 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 29.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 24.0 C).

What is the cheapest time of day to fly from ON to SI?

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

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.

C$ 719+ Cheap Flights from Ontario to Siem Reap

Cheap flight deals from Ontario to Siem Reap

Enter your travel dates to find the best prices.

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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 30 October 2026.

Tue 1/1212:25 p.m. -

3 stops44h 45m

Tue 15/1211:50 p.m. -

3 stops33h 47m

Deal found 29/10C$ 2,036

Mon 2/1112:40 p.m. -

2 stops32h 35m

Wed 16/127:25 p.m. -

2 stops33h 55m

Deal found 27/10C$ 2,042

Thu 3/121:15 p.m. -

2 stops32h 00m

Thu 11/27:25 p.m. -

2 stops33h 20m

Deal found 26/10C$ 2,211

Tue 8/122:15 p.m. -

2 stops42h 15m

Tue 22/125:55 p.m. -

3 stops54h 35m

Deal found 29/10C$ 2,213

Sun 1/115:30 a.m. -

3 stops51h 40m

Sat 21/1111:50 p.m. -

3 stops59h 50m

Deal found 29/10C$ 3,666

Find flight deals from Ontario to Siem Reap

Round-trip from	C$ 1,877
One-way from	C$ 719

Etihad Airways
1/2-1/3
4 total stops
75h 15m total
Ontario to Siem Reap

Search Deals

5/4-31/12
2 total stops
42h 35m total
Ontario to Siem Reap

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoSiem Reap

YYZ Toronto Pearson Intl - SAI Siem Reap–Angkor Intl

YYZSAI

Toronto Pearson Intl

Wed 7/4

12:30 p.m.-6:05 p.m.

2 stops42h 35m

Siem Reap–Angkor Intl

Wed 31/12

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

Nonstop0h 00m

C$ 719

TorontoSiem Reap

YYZ Toronto Pearson Intl - SAI Siem Reap–Angkor Intl

YYZSAI

Toronto Pearson Intl

Mon 5/4

12:30 p.m.-4:25 p.m.

3 stops40h 55m

Siem Reap–Angkor Intl

Wed 31/12

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

Nonstop0h 00m

C$ 735

TorontoSiem Reap

YYZ Toronto Pearson Intl - SAI Siem Reap–Angkor Intl

YYZSAI

Toronto Pearson Intl

Sun 4/4

12:30 p.m.-9:00 a.m.

2 stops33h 30m

Siem Reap–Angkor Intl

Wed 31/12

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

Nonstop0h 00m

C$ 744

TorontoSiem Reap

YYZ Toronto Pearson Intl - SAI Siem Reap–Angkor Intl

YYZSAI

Toronto Pearson Intl

Tue 6/4

12:30 p.m.-9:30 p.m.

2 stops46h 00m

Siem Reap–Angkor Intl

Wed 31/12

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

Nonstop0h 00m

C$ 768

Quickest round-trip

TorontoSiem Reap

YYZ Toronto Pearson Intl - SAI Siem Reap–Angkor Intl

YYZSAI

Toronto Pearson Intl

Tue 5/1

2:25 p.m.-9:15 a.m.

2 stops30h 50m

Siem Reap–Angkor Intl

Wed 31/12

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

Nonstop0h 00m

C$ 1,218

TorontoSiem Reap

YYZ Toronto Pearson Intl - SAI Siem Reap–Angkor Intl

YYZSAI

Toronto Pearson Intl

Wed 30/12

2:25 p.m.-9:15 a.m.

2 stops30h 50m

Siem Reap–Angkor Intl

Wed 31/12

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

Nonstop0h 00m

C$ 1,239

TorontoSiem Reap

YYZ Toronto Pearson Intl - SAI Siem Reap–Angkor Intl

YYZSAI

Toronto Pearson Intl

Wed 30/12

3:25 p.m.-8:05 p.m.

3 stops64h 40m

Siem Reap–Angkor Intl

Wed 31/12

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

Nonstop0h 00m

C$ 1,451

TorontoSiem Reap

YYZ Toronto Pearson Intl - SAI Siem Reap–Angkor Intl

YYZSAI

Toronto Pearson Intl

Mon 1/2

2:25 p.m.-6:45 p.m.

2 stops40h 20m

Siem Reap–Angkor Intl

Mon 1/3

9:55 a.m.-8:50 a.m.

2 stops34h 55m

C$ 1,877

TorontoSiem Reap

YYZ Toronto Pearson Intl - SAI Siem Reap–Angkor Intl

YYZSAI

Toronto Pearson Intl

Mon 5/4

1:40 p.m.-12:15 p.m.

2 stops35h 35m

Siem Reap–Angkor Intl

Tue 4/5

12:55 p.m.-8:55 a.m.

2 stops31h 00m

C$ 1,962

TorontoSiem Reap

YYZ Toronto Pearson Intl - SAI Siem Reap–Angkor Intl

YYZSAI

Toronto Pearson Intl

Tue 12/1

6:55 p.m.-12:40 p.m.

2 stops29h 45m

Siem Reap–Angkor Intl

Tue 26/1

1:20 p.m.-7:20 p.m.

2 stops42h 00m

C$ 2,011

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/10

Showing 1-10 of 19 resultsSorted by cheapest first

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.

YYZ-SAI

YOW-SAI

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

CAON-KHSI

YYZ-SAI

YOW-SAI

No data available for this route at this time. Please check back soon.

Related info for your journey

How long is the flight from Region of Ontario to Region of Siem Reap?
There are many flights that can get you from Region of Ontario to Region of Siem Reap in 40h 20m. Fly via Etihad Airways to get the fastest option. The distance between Region of Ontario and Region of Siem Reap is about 13649 km.
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.

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

When you search for this flight from Ontario to Siem Reap, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Ontario to Siem Reap.

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

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Cheap flights from Ontario to Siem Reap from C$ 719

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/4. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ontario to Siem Reap

Cheapest flights from Ontario to Siem ReapExplore 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 30 October 2026.

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 30 October 2026.

Best flights from Ontario to Siem ReapDiscover carefully curated flight deals from Ontario to Siem Reap that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 30 October 2026.

Discover carefully curated flight deals from Ontario to Siem Reap that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 30 October 2026.

Last-minute flights from Ontario to Siem ReapDiscover last-minute flight deals from Ontario to Siem Reap. Data last updated 30 October 2026 and is based on user searches.

Discover last-minute flight deals from Ontario to Siem Reap. Data last updated 30 October 2026 and is based on user searches.

One-way flights from Ontario to Siem ReapSearch for one-way flight options from Ontario to Siem Reap. Find affordable one-way fares based on user searches. Data last updated 30 October 2026.

Search for one-way flight options from Ontario to Siem Reap. Find affordable one-way fares based on user searches. Data last updated 30 October 2026.

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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.

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Related info for your journey

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Ontario to Siem Reap

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Siem Reap by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to

Book a non-stop flight to one of these other cities located in .

Search flights from Ontario to Siem Reap by cabin class

Find flights from Ontario to Siem Reap, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Ontario and Siem Reap flights

Browse other Ontario and Siem Reap flight options. Last updated on 30 October 2026.

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

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

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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 30 October 2026.

Best flights from Ontario to Siem Reap
Discover carefully curated flight deals from Ontario to Siem Reap that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 30 October 2026.

Last-minute flights from Ontario to Siem Reap
Discover last-minute flight deals from Ontario to Siem Reap. Data last updated 30 October 2026 and is based on user searches.

One-way flights from Ontario to Siem Reap
Search for one-way flight options from Ontario to Siem Reap. Find affordable one-way fares based on user searches. Data last updated 30 October 2026.