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Cheap flights from Ontario to Siem Reap from C$ 1,075

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 30/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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
9:35 p.m. - 4:10 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-SAI Siem Reap–Angkor Intl
31h 35m2 stops Doha Hamad Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
4:50 p.m. - 2:05 p.m.SAI  Siem Reap–Angkor Intl-YUL Montreal Pierre Elliott Trudeau Intl
33h 15m2 stops Bangkok Don Mueang Intl Doha Hamad Intl
C$ 1,823Multiple Airlines
Wed, 23 Sep - Wed, 25 Nov
Multiple Airlines Logo
6:15 p.m. - 9:15 a.m.YUL  Montreal Pierre Elliott Trudeau Intl-SAI Siem Reap–Angkor Intl
27h 00m2 stops Vancouver Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
7:25 p.m. - 8:33 p.m.SAI  Siem Reap–Angkor Intl-YUL Montreal Pierre Elliott Trudeau Intl
37h 08m2 stops Bangkok Suvarnabhumi Vancouver Intl
C$ 1,873Multiple Airlines
Fri, 29 Jan - Tue, 23 Feb
Multiple Airlines Logo
6:15 p.m. - 9:15 a.m.YUL  Montreal Pierre Elliott Trudeau Intl-SAI Siem Reap–Angkor Intl
27h 00m2 stops Vancouver Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
7:25 p.m. - 5:00 p.m.SAI  Siem Reap–Angkor Intl-YUL Montreal Pierre Elliott Trudeau Intl
33h 35m2 stops Bangkok Suvarnabhumi Tokyo Narita
C$ 1,874Multiple Airlines
Wed, 27 Jan - Sun, 21 Feb
Multiple Airlines Logo
1:20 p.m. - 9:15 a.m.YUL  Montreal Pierre Elliott Trudeau Intl-SAI Siem Reap–Angkor Intl
31h 55m2 stops Vancouver Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
7:25 p.m. - 8:33 p.m.SAI  Siem Reap–Angkor Intl-YUL Montreal Pierre Elliott Trudeau Intl
37h 08m2 stops Bangkok Suvarnabhumi Vancouver Intl
C$ 1,909Multiple Airlines
Mon, 28 Dec - Fri, 29 Jan
Multiple Airlines Logo
6:15 p.m. - 6:45 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-SAI Siem Reap–Angkor Intl
36h 30m2 stops Vancouver Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
1:20 p.m. - 5:00 p.m.SAI  Siem Reap–Angkor Intl-YUL Montreal Pierre Elliott Trudeau Intl
39h 40m2 stops Bangkok Suvarnabhumi Tokyo Narita
C$ 1,920Multiple Airlines
Fri, 29 Jan - Mon, 22 Feb
Multiple Airlines Logo
9:35 p.m. - 4:10 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-SAI Siem Reap–Angkor Intl
31h 35m2 stops Doha Hamad Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
4:50 p.m. - 2:05 p.m.SAI  Siem Reap–Angkor Intl-YUL Montreal Pierre Elliott Trudeau Intl
57h 15m2 stops Bangkok Don Mueang Intl Doha Hamad Intl
C$ 1,930Multiple Airlines
Wed, 23 Sep - Sat, 28 Nov
Emirates Logo
2:55 p.m. - 9:30 p.m.YYZ  Toronto Pearson Intl-SAI Siem Reap–Angkor Intl
43h 35m2 stops Dubai Intl Bangkok Suvarnabhumi
Emirates Logo
1:20 p.m. - 8:50 a.m.SAI  Siem Reap–Angkor Intl-YYZ Toronto Pearson Intl
31h 30m2 stops Bangkok Suvarnabhumi Dubai Intl
C$ 1,938Emirates
Tue, 13 Oct - Sun, 1 Nov
Emirates Logo
2:55 p.m. - 9:30 p.m.YYZ  Toronto Pearson Intl-SAI Siem Reap–Angkor Intl
43h 35m2 stops Dubai Intl Bangkok Suvarnabhumi
Emirates Logo
1:20 p.m. - 8:50 a.m.SAI  Siem Reap–Angkor Intl-YYZ Toronto Pearson Intl
31h 30m2 stops Bangkok Suvarnabhumi Dubai Intl
C$ 1,943Emirates
Tue, 13 Oct - Sun, 1 Nov
Emirates Logo
2:55 p.m. - 9:30 p.m.YYZ  Toronto Pearson Intl-SAI Siem Reap–Angkor Intl
43h 35m2 stops Dubai Intl Bangkok Suvarnabhumi
Emirates Logo
1:20 p.m. - 8:50 a.m.SAI  Siem Reap–Angkor Intl-YYZ Toronto Pearson Intl
31h 30m2 stops Bangkok Suvarnabhumi Dubai Intl
C$ 1,945Emirates
Tue, 13 Oct - Sun, 1 Nov
Emirates Logo
2:55 p.m. - 9:30 p.m.YYZ  Toronto Pearson Intl-SAI Siem Reap–Angkor Intl
43h 35m2 stops Dubai Intl Bangkok Suvarnabhumi
Emirates Logo
1:20 p.m. - 8:50 a.m.SAI  Siem Reap–Angkor Intl-YYZ Toronto Pearson Intl
31h 30m2 stops Bangkok Suvarnabhumi Dubai Intl
C$ 1,951Emirates
Tue, 13 Oct - Sun, 1 Nov

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Emirates flights from Region of Ontario to Region of Siem Reap

Our best Emirates deals on Region of Ontario to Region of 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
31h 30m
2 stops
YYZ8:50 a.m.Toronto Pearson Intl
C$ 1,943
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$ 1,945

momondo Fare Finder

 
Customize your flight search to find flights from Region of Ontario to Region of 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 11 August 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

MontrealSiem Reap

YUL Montreal Pierre Elliott Trudeau Intl - SAI Siem Reap–Angkor Intl

YULSAI

Montreal Pierre Elliott Trudeau Intl

Wed 23/9

9:35 p.m.-4:10 p.m.

2 stops31h 35m

Siem Reap–Angkor Intl

Wed 25/11

4:50 p.m.-2:05 p.m.

2 stops33h 15m

C$ 1,823

MontrealSiem Reap

YUL Montreal Pierre Elliott Trudeau Intl - SAI Siem Reap–Angkor Intl

YULSAI

Montreal Pierre Elliott Trudeau Intl

Fri 29/1

6:15 p.m.-9:15 a.m.

2 stops27h 00m

Siem Reap–Angkor Intl

Tue 23/2

7:25 p.m.-8:33 p.m.

2 stops37h 08m

C$ 1,873
Quickest round-trip

MontrealSiem Reap

YUL Montreal Pierre Elliott Trudeau Intl - SAI Siem Reap–Angkor Intl

YULSAI

Montreal Pierre Elliott Trudeau Intl

Wed 27/1

6:15 p.m.-9:15 a.m.

2 stops27h 00m

Siem Reap–Angkor Intl

Sun 21/2

7:25 p.m.-5:00 p.m.

2 stops33h 35m

C$ 1,874

MontrealSiem Reap

YUL Montreal Pierre Elliott Trudeau Intl - SAI Siem Reap–Angkor Intl

YULSAI

Montreal Pierre Elliott Trudeau Intl

Mon 28/12

1:20 p.m.-9:15 a.m.

2 stops31h 55m

Siem Reap–Angkor Intl

Fri 29/1

7:25 p.m.-8:33 p.m.

2 stops37h 08m

C$ 1,909

MontrealSiem Reap

YUL Montreal Pierre Elliott Trudeau Intl - SAI Siem Reap–Angkor Intl

YULSAI

Montreal Pierre Elliott Trudeau Intl

Fri 29/1

6:15 p.m.-6:45 p.m.

2 stops36h 30m

Siem Reap–Angkor Intl

Mon 22/2

1:20 p.m.-5:00 p.m.

2 stops39h 40m

C$ 1,920

MontrealSiem Reap

YUL Montreal Pierre Elliott Trudeau Intl - SAI Siem Reap–Angkor Intl

YULSAI

Montreal Pierre Elliott Trudeau Intl

Wed 23/9

9:35 p.m.-4:10 p.m.

2 stops31h 35m

Siem Reap–Angkor Intl

Sat 28/11

4:50 p.m.-2:05 p.m.

2 stops57h 15m

C$ 1,930

TorontoSiem Reap

YYZ Toronto Pearson Intl - SAI Siem Reap–Angkor Intl

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 Toronto Pearson Intl - SAI Siem Reap–Angkor Intl

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$ 1,943

TorontoSiem Reap

YYZ Toronto Pearson Intl - SAI Siem Reap–Angkor Intl

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$ 1,945

TorontoSiem Reap

YYZ Toronto Pearson Intl - SAI Siem Reap–Angkor Intl

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$ 1,951

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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 Region of 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?

China Eastern, Qatar Airways, and Lufthansa are the most popular carriers operating from Ontario to Siem Reap

Cheap Region of Ontario to Region of Siem Reap flight deals and tips

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

Fastest flight time

24h 25m

Direct flights

None
The fastest flight from Region of Ontario to Region of Siem Reap takes 24h 25m
There are no direct flights from Region of Ontario to Region of Siem Reap. There are no popular flight routes from Region of Ontario to Region of Siem Reap.
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Frequently asked questions about flying from Ontario to Siem Reap

  • When did momondo last update prices for flights from Ontario to Siem Reap?

    Prices for flights from Ontario to Siem Reap refresh daily.

  • How many operators does momondo search for flights from Ontario to Siem Reap?

  • How old do you have to be to fly from Ontario to Siem Reap?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario to Siem Reap.

  • What documentation or ID do you need to fly to Siem Reap?

    The necessary travel and health documents for your Siem Reap trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

It is quick and easy to find Ontario to Siem Reap flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Siem Reap that suits you.

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

All flight searches from Ontario to Siem Reap on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Siem Reap from Ontario.

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.

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