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Cheap flights from Ontario to Siem Reap from C$ 904

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Siem Reap departing on 30/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Ontario to Siem Reap

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:25 p.m. - 9:00 a.m.
YYZ
-
SAI
47h 35m
2 stops
Multiple Airlines Logo
7:35 p.m. - 9:00 p.m.
SAI
-
YYZ
36h 25m
2 stops
C$ 1,770Multiple Airlines
Sun, 13 Sep - Thu, 17 Sep
Multiple Airlines Logo
1:20 p.m. - 9:00 a.m.
YYZ
-
SAI
32h 40m
2 stops
Multiple Airlines Logo
12:55 p.m. - 5:00 p.m.
SAI
-
YYZ
39h 05m
2 stops
C$ 1,847Multiple Airlines
Tue, 1 Sep - Tue, 8 Sep
Multiple Airlines Logo
1:05 p.m. - 9:00 a.m.
YYZ
-
SAI
32h 55m
2 stops
Multiple Airlines Logo
7:25 p.m. - 12:52 a.m.
SAI
-
YYZ
41h 27m
2 stops
C$ 1,933Multiple Airlines
Tue, 13 Oct - Sun, 1 Nov
Multiple Airlines Logo
1:05 p.m. - 12:15 p.m.
YYZ
-
SAI
36h 10m
2 stops
Multiple Airlines Logo
7:25 p.m. - 8:39 p.m.
SAI
-
YYZ
37h 14m
2 stops
C$ 1,934Multiple Airlines
Tue, 13 Oct - Sun, 1 Nov
Emirates Logo
2:55 p.m. - 9:30 p.m.
YYZ
-
SAI
43h 35m
2 stops
Emirates Logo
1:20 p.m. - 8:50 a.m.
SAI
-
YYZ
31h 30m
2 stops
C$ 1,938Emirates
Tue, 13 Oct - Sun, 1 Nov
Emirates Logo
2:55 p.m. - 9:30 p.m.
YYZ
-
SAI
43h 35m
2 stops
Emirates Logo
1:20 p.m. - 8:50 a.m.
SAI
-
YYZ
55h 30m
2 stops
C$ 1,941Emirates
Tue, 13 Oct - Sun, 1 Nov
Multiple Airlines Logo
9:30 p.m. - 9:00 a.m.
YUL
-
SAI
48h 30m
2 stops
Multiple Airlines Logo
7:35 p.m. - 8:54 p.m.
SAI
-
YUL
36h 19m
2 stops
C$ 1,978Multiple Airlines
Sun, 21 Jun - Sun, 28 Jun
Multiple Airlines Logo
9:30 p.m. - 6:55 p.m.
YUL
-
SAI
58h 25m
2 stops
Multiple Airlines Logo
7:35 p.m. - 4:59 p.m.
SAI
-
YUL
32h 24m
2 stops
C$ 2,057Multiple Airlines
Tue, 23 Jun - Tue, 30 Jun
Multiple Airlines Logo
9:30 p.m. - 9:00 a.m.
YUL
-
SAI
48h 30m
2 stops
Multiple Airlines Logo
12:55 p.m. - 5:00 p.m.
SAI
-
YUL
39h 05m
2 stops
C$ 2,077Multiple Airlines
Fri, 25 Sep - Sat, 17 Oct
Multiple Airlines Logo
9:35 p.m. - 12:15 p.m.
YUL
-
SAI
27h 40m
2 stops
Multiple Airlines Logo
11:50 p.m. - 3:05 p.m.
SAI
-
YUL
50h 15m
2 stops
C$ 2,086Multiple Airlines
Sun, 11 Oct - Sat, 31 Oct

Emirates flights from Region of Ontario to Siem Reap

Our best Emirates deals on Region of Ontario to Siem Reap flight tickets
Emirates
13 Oct
YYZ2:55 p.m.Toronto Pearson Intl
43h 35m
2 stops
SAI9:30 p.m.Siem Reap–Angkor Intl
1 Nov
SAI1:20 p.m.Siem Reap–Angkor Intl
31h 30m
2 stops
YYZ8:50 a.m.Toronto Pearson Intl
C$ 1,938
Emirates
13 Oct
YYZ2:55 p.m.Toronto Pearson Intl
43h 35m
2 stops
SAI9:30 p.m.Siem Reap–Angkor Intl
1 Nov
SAI1:20 p.m.Siem Reap–Angkor Intl
55h 30m
2 stops
YYZ8:50 a.m.Toronto Pearson Intl
C$ 1,941
Emirates
13 Oct
YYZ4:15 p.m.Toronto Pearson Intl
42h 15m
3 stops
SAI9:30 p.m.Siem Reap–Angkor Intl
1 Nov
SAI1:20 p.m.Siem Reap–Angkor Intl
55h 30m
2 stops
YYZ8:50 a.m.Toronto Pearson Intl
C$ 2,092

momondo Fare Finder

 
Customize your flight search to find flights from Region of 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, momondo users made 96,600 searches. Data last updated 25 May 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

Sun 13/9

10:25 p.m.-9:00 a.m.

2 stops47h 35m

Siem Reap–Angkor Intl

Thu 17/9

7:35 p.m.-9:00 p.m.

2 stops36h 25m

C$ 1,770
Quickest round-trip

TorontoSiem Reap

YYZ - SAI

YYZSAI

Toronto Pearson Intl

Tue 1/9

1:20 p.m.-9:00 a.m.

2 stops32h 40m

Siem Reap–Angkor Intl

Tue 8/9

12:55 p.m.-5:00 p.m.

2 stops39h 05m

C$ 1,847

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

7:25 p.m.-12:52 a.m.

2 stops41h 27m

C$ 1,933

TorontoSiem Reap

YYZ - SAI

YYZSAI

Toronto Pearson Intl

Tue 13/10

1:05 p.m.-12:15 p.m.

2 stops36h 10m

Siem Reap–Angkor Intl

Sun 1/11

7:25 p.m.-8:39 p.m.

2 stops37h 14m

C$ 1,934

TorontoSiem Reap

YYZ - SAI

YYZSAI

Toronto Pearson Intl

Tue 13/10

2:55 p.m.-9:30 p.m.

2 stops43h 35m

Siem Reap–Angkor Intl

Sun 1/11

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

2 stops31h 30m

C$ 1,938

TorontoSiem Reap

YYZ - SAI

YYZSAI

Toronto Pearson Intl

Tue 13/10

2:55 p.m.-9:30 p.m.

2 stops43h 35m

Siem Reap–Angkor Intl

Sun 1/11

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

2 stops55h 30m

C$ 1,941

MontrealSiem Reap

YUL - SAI

YULSAI

Montreal Pierre Elliott Trudeau Intl

Sun 21/6

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

2 stops48h 30m

Siem Reap–Angkor Intl

Sun 28/6

7:35 p.m.-8:54 p.m.

2 stops36h 19m

C$ 1,978

MontrealSiem Reap

YUL - SAI

YULSAI

Montreal Pierre Elliott Trudeau Intl

Tue 23/6

9:30 p.m.-6:55 p.m.

2 stops58h 25m

Siem Reap–Angkor Intl

Tue 30/6

7:35 p.m.-4:59 p.m.

2 stops32h 24m

C$ 2,057

MontrealSiem Reap

YUL - SAI

YULSAI

Montreal Pierre Elliott Trudeau Intl

Fri 25/9

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

2 stops48h 30m

Siem Reap–Angkor Intl

Sat 17/10

12:55 p.m.-5:00 p.m.

2 stops39h 05m

C$ 2,077

MontrealSiem Reap

YUL - SAI

YULSAI

Montreal Pierre Elliott Trudeau Intl

Sun 11/10

9:35 p.m.-12:15 p.m.

2 stops27h 40m

Siem Reap–Angkor Intl

Sat 31/10

11:50 p.m.-3:05 p.m.

2 stops50h 15m

C$ 2,086

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to Siem Reap from

How to get the cheapest flight ticket from Region of Ontario to Siem Reap

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Ontario to Siem Reap–Angkor Intl?

Emirates is the most popular carrier operating from Ontario to Siem Reap–Angkor Intl

Cheap Region of Ontario to Siem Reap flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to Siem Reap

Fastest flight time

24h 25m

Direct flights

None
The fastest flight from Region of Ontario to Siem Reap takes 24h 25m
There are no direct flights from Region of Ontario to Siem Reap. There are no popular flight routes from Region of Ontario to Siem Reap.
Search flight deals

Frequently asked questions about flying from Ontario to Siem Reap

  • When did momondo last update prices for flights from Ontario to Siem Reap–Angkor Intl Airport?

    Prices for flights from Ontario to Siem Reap–Angkor Intl Airport are updated daily.

  • How old do you have to be to fly from Ontario to Siem Reap–Angkor Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario to Siem Reap–Angkor Intl Airport.

  • What documentation or ID do you need to fly to Siem Reap–Angkor Intl Airport?

    The required travel and health documents for your Siem Reap–Angkor Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Siem Reap–Angkor Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Siem Reap?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ontario to Siem Reap . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Ontario to Siem Reap with flexible booking policies on momondo?

momondo does allow users to show only those flights to Siem Reap from Ontario which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Ontario to Siem Reap?

Once all potential Ontario to Siem Reap flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Ontario to Siem Reap right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Siem Reap, momondo offers a useful price alert feature which will track prices for flights to Siem Reap from Ontario and alert you when they change.

An easier way to manage your Siem Reap trip

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