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Cheap flights from Montreal to Siem Reap, Cambodia from C$ 1,718

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 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — SAI
24 Apr — 1 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Montreal to Siem Reap

Enter your travel dates to find the best prices.

Cheapest flights from Montreal to Siem Reap
Explore the most affordable flight options available from Montreal to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 March 2026.

Wed 2/96:35 p.m.
YUL
-
SAI
2 stops27h 25m
Multiple Airlines
Wed 30/97:30 p.m.
SAI
-
YUL
2 stops32h 20m
Multiple Airlines
Deal found 21/3C$ 1,718
Mon 14/126:20 p.m.
YUL
-
SAI
2 stops26h 55m
Multiple Airlines
Mon 4/17:25 p.m.
SAI
-
YUL
2 stops33h 38m
Multiple Airlines
Deal found 23/3C$ 1,788
Tue 22/126:20 p.m.
YUL
-
SAI
2 stops30h 20m
Multiple Airlines
Wed 13/17:25 p.m.
SAI
-
YUL
2 stops36h 11m
Multiple Airlines
Deal found 23/3C$ 1,789
Sat 7/117:30 a.m.
YUL
-
SAI
2 stops47h 15m
Multiple Airlines
Sat 12/127:25 p.m.
SAI
-
YUL
2 stops47h 19m
Multiple Airlines
Deal found 24/3C$ 1,806
Thu 24/126:20 p.m.
YUL
-
SAI
2 stops30h 20m
Multiple Airlines
Thu 14/17:25 p.m.
SAI
-
YUL
2 stops36h 11m
Multiple Airlines
Deal found 23/3C$ 1,839
Fri 25/126:20 p.m.
YUL
-
SAI
2 stops26h 55m
Multiple Airlines
Thu 14/17:25 p.m.
SAI
-
YUL
2 stops36h 11m
Multiple Airlines
Deal found 23/3C$ 1,888
Thu 24/121:25 p.m.
YUL
-
SAI
2 stops31h 50m
Multiple Airlines
Sat 16/17:25 p.m.
SAI
-
YUL
2 stops33h 38m
Multiple Airlines
Deal found 23/3C$ 1,903
Mon 21/129:00 a.m.
YUL
-
SAI
2 stops39h 40m
Multiple Airlines
Wed 13/17:25 p.m.
SAI
-
YUL
2 stops33h 38m
Multiple Airlines
Deal found 23/3C$ 1,924
Thu 24/126:20 p.m.
YUL
-
SAI
2 stops26h 55m
Multiple Airlines
Fri 15/17:25 p.m.
SAI
-
YUL
2 stops36h 11m
Multiple Airlines
Deal found 23/3C$ 1,945
Fri 25/126:20 p.m.
YUL
-
SAI
2 stops26h 55m
Multiple Airlines
Sat 16/17:25 p.m.
SAI
-
YUL
2 stops36h 11m
Multiple Airlines
Deal found 23/3C$ 1,954
Tue 22/126:20 p.m.
YUL
-
SAI
2 stops30h 20m
Multiple Airlines
Mon 11/17:25 p.m.
SAI
-
YUL
2 stops37h 41m
Multiple Airlines
Deal found 23/3C$ 1,989
Sat 26/126:20 p.m.
YUL
-
SAI
2 stops26h 55m
Multiple Airlines
Fri 15/17:25 p.m.
SAI
-
YUL
2 stops33h 38m
Multiple Airlines
Deal found 23/3C$ 1,994

Find flight deals from Montreal to Siem Reap

Discover tips and strategies to find the most affordable flight options for your journey from Montreal (YMQ) to Siem Reap (SAI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 25 March 2026.

Round-trip from

C$ 1,718
2/9-30/9
  • 2/9-30/9
  • 4 total stops
  • 59h 45m total
  • Montreal to Siem Reap
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montreal 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 25 March 2026.
Use the filters below to find and compare flights from Montreal to Siem Reap that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealSiem Reap

YUL - SAI

YULSAI

Montreal Pierre Elliott Trudeau Intl

Sun 30/8

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

3 stops48h 20m

Siem Reap–Angkor Intl

Tue 29/9

11:50 p.m.-8:20 a.m.

3 stops67h 30m

C$ 2,128

MontrealSiem Reap

YUL - SAI

YULSAI

Montreal Pierre Elliott Trudeau Intl

Mon 31/8

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

2 stops24h 25m

Siem Reap–Angkor Intl

Wed 30/9

7:30 p.m.-2:45 p.m.

2 stops54h 15m

C$ 2,136

MontrealSiem Reap

YUL - SAI

YULSAI

Montreal Pierre Elliott Trudeau Intl

Mon 31/8

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

2 stops24h 25m

Siem Reap–Angkor Intl

Fri 2/10

7:30 p.m.-2:45 p.m.

2 stops54h 15m

C$ 2,136
Quickest round-trip

MontrealSiem Reap

YUL - SAI

YULSAI

Montreal Pierre Elliott Trudeau Intl

Wed 2/9

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

2 stops24h 25m

Siem Reap–Angkor Intl

Sat 3/10

7:30 p.m.-2:45 p.m.

2 stops30h 15m

C$ 2,141

MontrealSiem Reap

YUL - SAI

YULSAI

Montreal Pierre Elliott Trudeau Intl

Fri 4/9

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

2 stops24h 25m

Siem Reap–Angkor Intl

Sat 3/10

7:30 p.m.-2:45 p.m.

2 stops30h 15m

C$ 2,196

MontrealSiem Reap

YUL - SAI

YULSAI

Montreal Pierre Elliott Trudeau Intl

Fri 4/9

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

2 stops24h 25m

Siem Reap–Angkor Intl

Sun 27/9

7:30 p.m.-2:45 p.m.

2 stops30h 15m

C$ 2,196

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/3

Sorted by cheapest first

Best time to book a flight from Montreal to Siem Reap

Have a flexible travel schedule? Discover the best time to fly to Siem Reap from Montreal 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 Montreal 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 Montreal 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 Montreal?

    Siem Reap–Angkor Intl (SAI), located 39.7 km from the city centre, is the airport you fly into when you book flights from Montreal to Siem Reap. 0 airlines have flights to Siem Reap–Angkor Intl from Montreal on a regular basis. Booking flights from Montreal to Siem Reap–Angkor Intl should not be difficult; the airport handles an average of 0 inbound flights from Montreal per day.

  • How long is the flight from Montreal to Siem Reap?

    Airlines like Emirates and Qatar Airways fly from Montreal to Siem Reap in about 24h 25m. The time it takes to get you to your destination can typically vary by up to 23h 55m. The distance between Montreal and Siem Reap is about 13461 km. Both multi-stop and direct flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Montreal 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Montreal to Siem Reap

See prices for flight routes from nearby airports that may be better suited for you.
Pierre Elliott Trudeau Intl to Siem Reap flights
Ottawa to Siem Reap flights

Fly with Cheapflights

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

Cheapflights helps you search for flights from Montreal to Siem Reap via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Montreal to Siem Reap for you. Better yet — we are completely free to use.

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

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

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

Of course! You can now track prices for flights from Montreal to Siem Reap and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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