How do I get Price Alerts for flights from Ottawa to Region of Siem Reap?

Search flight deals from Ottawa to Region of Siem Reap . While viewing offers you’ll have the option to create a Price Alert.

How can I save money on flights from Ottawa to Region of Siem Reap with momondo?

By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

How does momondo find its flight prices?

We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

When did momondo last update prices for flights from Ottawa Airport to Siem Reap?

Prices for flights from Ottawa Airport to Siem Reap are refreshed on a daily basis.

How old do you have to be to fly from Ottawa Airport to Siem Reap?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ottawa Airport to Siem Reap.

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

The required travel and health documents for your Siem Reap 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. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

C$ 2,398 Cheap Flights from Ottawa to Siem Reap in 2026

Find the cheapest flights from Ottawa to Siem Reap

Round-trip

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:50 a.m. - 9:00 a.m.YOW Ottawa-SAI Siem Reap–Angkor Intl

39h 10m3 stops Toronto Pearson Intl Abu Dhabi Zayed Intl Bangkok Suvarnabhumi

7:10 p.m. - 5:37 a.m.SAI Siem Reap–Angkor Intl-YOW Ottawa

45h 27m3 stops Ho Chi Minh City Xiamen Gaoqi Intl Vancouver Intl

C$ 2,398Multiple Airlines

Thu, 8 Oct - Thu, 15 Oct

11:15 a.m. - 9:30 p.m.YOW Ottawa-SAI Siem Reap–Angkor Intl

47h 15m3 stops Montreal Pierre Elliott Trudeau Intl Dubai Intl Bangkok Suvarnabhumi

7:35 p.m. - 12:53 a.m.SAI Siem Reap–Angkor Intl-YOW Ottawa

40h 18m2 stops Bangkok Suvarnabhumi Vancouver Intl

C$ 3,314Multiple Airlines

Thu, 8 Oct - Thu, 15 Oct

6:55 p.m. - 9:30 p.m.YOW Ottawa-SAI Siem Reap–Angkor Intl

39h 35m2 stops London Heathrow Bangkok Suvarnabhumi

11:50 p.m. - 5:08 p.m.SAI Siem Reap–Angkor Intl-YOW Ottawa

28h 18m2 stops Bangkok Suvarnabhumi Vancouver Intl

C$ 3,491Multiple Airlines

Thu, 8 Oct - Thu, 15 Oct

10:05 a.m. - 9:10 p.m.YOW Ottawa-SAI Siem Reap–Angkor Intl

47h 05m3 stops Toronto Pearson Intl Dubai Intl Bangkok Suvarnabhumi

11:50 p.m. - 1:10 p.m.SAI Siem Reap–Angkor Intl-YOW Ottawa

49h 20m3 stops Bangkok Suvarnabhumi Dubai Intl Toronto Pearson Intl

C$ 4,190Emirates

Thu, 17 Dec - Tue, 5 Jan

10:05 a.m. - 9:10 p.m.YOW Ottawa-SAI Siem Reap–Angkor Intl

47h 05m3 stops Toronto Pearson Intl Dubai Intl Bangkok Suvarnabhumi

11:50 p.m. - 1:10 p.m.SAI Siem Reap–Angkor Intl-YOW Ottawa

49h 20m3 stops Bangkok Suvarnabhumi Dubai Intl Toronto Pearson Intl

C$ 4,389Emirates

Sun, 20 Dec - Tue, 5 Jan

2:00 p.m. - 9:10 p.m.YOW Ottawa-SAI Siem Reap–Angkor Intl

67h 10m3 stops Toronto Pearson Intl Dubai Intl Bangkok Suvarnabhumi

11:50 p.m. - 1:10 p.m.SAI Siem Reap–Angkor Intl-YOW Ottawa

49h 20m3 stops Bangkok Suvarnabhumi Dubai Intl Toronto Pearson Intl

C$ 4,446Multiple Airlines

Sat, 19 Dec - Tue, 5 Jan

12:10 p.m. - 12:40 p.m.YOW Ottawa-SAI Siem Reap–Angkor Intl

36h 30m3 stops Toronto Pearson Intl Frankfurt am Main Bangkok Suvarnabhumi

7:25 p.m. - 3:59 p.m.SAI Siem Reap–Angkor Intl-YOW Ottawa

32h 34m2 stops Bangkok Suvarnabhumi Vancouver Intl

C$ 4,881Multiple Airlines

Sat, 19 Dec - Mon, 4 Jan

12:10 p.m. - 12:40 p.m.YOW Ottawa-SAI Siem Reap–Angkor Intl

36h 30m3 stops Toronto Pearson Intl Frankfurt am Main Bangkok Suvarnabhumi

7:25 p.m. - 3:59 p.m.SAI Siem Reap–Angkor Intl-YOW Ottawa

56h 34m3 stops Bangkok Suvarnabhumi Hong Kong Intl Vancouver Intl

C$ 4,895Multiple Airlines

Sat, 19 Dec - Mon, 4 Jan

10:05 a.m. - 9:10 p.m.YOW Ottawa-SAI Siem Reap–Angkor Intl

47h 05m3 stops Toronto Pearson Intl Dubai Intl Bangkok Suvarnabhumi

11:50 p.m. - 1:10 p.m.SAI Siem Reap–Angkor Intl-YOW Ottawa

49h 20m3 stops Bangkok Suvarnabhumi Dubai Intl Toronto Pearson Intl

C$ 5,062Emirates

Thu, 17 Dec - Sat, 2 Jan

5:10 p.m. - 12:40 p.m.YOW Ottawa-SAI Siem Reap–Angkor Intl

31h 30m2 stops Paris Charles de Gaulle Bangkok Suvarnabhumi

9:55 a.m. - 3:00 p.m.SAI Siem Reap–Angkor Intl-YOW Ottawa

65h 05m2 stops Bangkok Suvarnabhumi Paris Charles de Gaulle

C$ 5,073KLM

Sat, 19 Dec - Tue, 5 Jan

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Emirates flights from Ottawa to Region of Siem Reap

Our best Emirates deals on Ottawa to Region of Siem Reap flight tickets

Emirates

17 Dec

YOW10:05 a.m.Ottawa

47h 05m

3 stops

SAI9:10 p.m.Siem Reap–Angkor Intl

5 Jan

SAI11:50 p.m.Siem Reap–Angkor Intl

49h 20m

3 stops

YOW1:10 p.m.Ottawa

C$ 4,190

Emirates

20 Dec

YOW10:05 a.m.Ottawa

47h 05m

3 stops

SAI9:10 p.m.Siem Reap–Angkor Intl

5 Jan

SAI11:50 p.m.Siem Reap–Angkor Intl

49h 20m

3 stops

YOW1:10 p.m.Ottawa

C$ 4,389

Emirates

17 Dec

YOW10:05 a.m.Ottawa

47h 05m

3 stops

SAI9:10 p.m.Siem Reap–Angkor Intl

2 Jan

SAI11:50 p.m.Siem Reap–Angkor Intl

49h 20m

3 stops

YOW1:10 p.m.Ottawa

C$ 5,062

KLM flights from Ottawa to Region of Siem Reap

Our best KLM deals on Ottawa to Region of Siem Reap flight tickets

KLM

19 Dec

YOW5:10 p.m.Ottawa

31h 30m

2 stops

SAI12:40 p.m.Siem Reap–Angkor Intl

5 Jan

SAI9:55 a.m.Siem Reap–Angkor Intl

65h 05m

2 stops

YOW3:00 p.m.Ottawa

C$ 5,073

KLM

18 Dec

YOW5:10 p.m.Ottawa

37h 35m

2 stops

SAI6:45 p.m.Siem Reap–Angkor Intl

4 Jan

SAI9:55 a.m.Siem Reap–Angkor Intl

65h 05m

2 stops

YOW3:00 p.m.Ottawa

C$ 5,490

KLM

20 Dec

YOW5:10 p.m.Ottawa

31h 30m

2 stops

SAI12:40 p.m.Siem Reap–Angkor Intl

5 Jan

SAI7:25 p.m.Siem Reap–Angkor Intl

55h 35m

2 stops

YOW3:00 p.m.Ottawa

C$ 6,101

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaSiem Reap

YOW Ottawa - SAI Siem Reap–Angkor Intl

YOWSAI

Ottawa

Thu 8/10

6:50 a.m.-9:00 a.m.

3 stops39h 10m

Siem Reap–Angkor Intl

Thu 15/10

7:10 p.m.-5:37 a.m.

3 stops45h 27m

C$ 2,398

OttawaSiem Reap

YOW Ottawa - SAI Siem Reap–Angkor Intl

YOWSAI

Ottawa

Thu 8/10

11:15 a.m.-9:30 p.m.

3 stops47h 15m

Siem Reap–Angkor Intl

Thu 15/10

7:35 p.m.-12:53 a.m.

2 stops40h 18m

C$ 3,314

Quickest round-trip

OttawaSiem Reap

YOW Ottawa - SAI Siem Reap–Angkor Intl

YOWSAI

Ottawa

Thu 8/10

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

2 stops39h 35m

Siem Reap–Angkor Intl

Thu 15/10

11:50 p.m.-5:08 p.m.

2 stops28h 18m

C$ 3,491

OttawaSiem Reap

YOW Ottawa - SAI Siem Reap–Angkor Intl

YOWSAI

Ottawa

Thu 17/12

10:05 a.m.-9:10 p.m.

3 stops47h 05m

Siem Reap–Angkor Intl

Tue 5/1

11:50 p.m.-1:10 p.m.

3 stops49h 20m

C$ 4,190

OttawaSiem Reap

YOW Ottawa - SAI Siem Reap–Angkor Intl

YOWSAI

Ottawa

Sun 20/12

10:05 a.m.-9:10 p.m.

3 stops47h 05m

Siem Reap–Angkor Intl

Tue 5/1

11:50 p.m.-1:10 p.m.

3 stops49h 20m

C$ 4,389

OttawaSiem Reap

YOW Ottawa - SAI Siem Reap–Angkor Intl

YOWSAI

Ottawa

Sat 19/12

2:00 p.m.-9:10 p.m.

3 stops67h 10m

Siem Reap–Angkor Intl

Tue 5/1

11:50 p.m.-1:10 p.m.

3 stops49h 20m

C$ 4,446

OttawaSiem Reap

YOW Ottawa - SAI Siem Reap–Angkor Intl

YOWSAI

Ottawa

Sat 19/12

12:10 p.m.-12:40 p.m.

3 stops36h 30m

Siem Reap–Angkor Intl

Mon 4/1

7:25 p.m.-3:59 p.m.

2 stops32h 34m

C$ 4,881

OttawaSiem Reap

YOW Ottawa - SAI Siem Reap–Angkor Intl

YOWSAI

Ottawa

Sat 19/12

12:10 p.m.-12:40 p.m.

3 stops36h 30m

Siem Reap–Angkor Intl

Mon 4/1

7:25 p.m.-3:59 p.m.

3 stops56h 34m

C$ 4,895

OttawaSiem Reap

YOW Ottawa - SAI Siem Reap–Angkor Intl

YOWSAI

Ottawa

Thu 17/12

10:05 a.m.-9:10 p.m.

3 stops47h 05m

Siem Reap–Angkor Intl

Sat 2/1

11:50 p.m.-1:10 p.m.

3 stops49h 20m

C$ 5,062

OttawaSiem Reap

YOW Ottawa - SAI Siem Reap–Angkor Intl

YOWSAI

Ottawa

Sat 19/12

5:10 p.m.-12:40 p.m.

2 stops31h 30m

Siem Reap–Angkor Intl

Tue 5/1

9:55 a.m.-3:00 p.m.

2 stops65h 05m

C$ 5,073

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Ottawa to Region of Siem Reap flight deals and tips

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

Best price found	C$ 2,398
Fastest flight time	39h 10m
Direct flights	None

The best flight deal from Ottawa to Region of Siem Reap found on momondo in the last 72 hours is C$ 2,398

The fastest flight from Ottawa to Region of Siem Reap takes 39h 10m

There are no direct flights from Ottawa to Region of Siem Reap. There are no popular flight routes from Ottawa to Region of Siem Reap.

Search flight deals

Frequently asked questions about flying from Ottawa to Siem Reap

When did momondo last update prices for flights from Ottawa Airport to Siem Reap?
Prices for flights from Ottawa Airport to Siem Reap are refreshed on a daily basis.
How old do you have to be to fly from Ottawa Airport to Siem Reap?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ottawa Airport to Siem Reap.
What documentation or ID do you need to fly to Siem Reap?
The required travel and health documents for your Siem Reap 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. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from Ottawa to Siem Reap

How do I get Price Alerts for flights from Ottawa to Region of Siem Reap?
Search flight deals from Ottawa to Region of Siem Reap. While viewing offers you’ll have the option to create a Price Alert.
How can I save money on flights from Ottawa to Region of Siem Reap with momondo?
By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.
How does momondo find its flight prices?
We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Why use momondo?

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

Finding the right flight to Siem Reap from Ottawa is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Siem Reap quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Ottawa to Siem Reap flights to just show those with flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ottawa to Siem Reap.

I’m not ready to book a flight from Ottawa 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 Ottawa and alert you when they change.

An easier way to manage your Region of Siem Reap trip

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Cheap flights from Ottawa to Siem Reap from C$ 2,398

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Ottawa to Siem Reap departing on 8/10. 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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Emirates flights from Ottawa to Region of Siem Reap

Our best Emirates deals on Ottawa to Region of Siem Reap flight tickets

KLM flights from Ottawa to Region of Siem Reap

Our best KLM deals on Ottawa to Region of Siem Reap flight tickets

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Cheap Ottawa to Region of Siem Reap flight deals and tips

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Frequently asked questions about flying from Ottawa to Siem Reap

Frequently asked questions about flying from Ottawa to Siem Reap

Why use momondo?

An easier way to manage your Region of Siem Reap trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Siem Reap

Popular Cities in Siem Reap

Popular flights according to clicks in the last 7 days on momondo

Ottawa flight routes

According to popular flight searches on momondo this year

Region of Siem Reap flight routes

According to popular flight searches on momondo this year

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