Latest deals
When to book
FAQs
Price Alerts

Cheap flights from Ottawa to Siem Reap from C$ 4,169

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Ottawa to Siem Reap

Cheap round-trip flights

Enter your travel dates to find the best prices.
Emirates Logo
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
Emirates Logo
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$ 4,169Emirates
Thu, 17 Dec - Tue, 5 Jan
Emirates Logo
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
Emirates Logo
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$ 4,368Emirates
Sun, 20 Dec - Tue, 5 Jan
Multiple Airlines Logo
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
Multiple Airlines Logo
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$ 4,424Multiple Airlines
Sat, 19 Dec - Tue, 5 Jan
Multiple Airlines Logo
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
Multiple Airlines Logo
7:25 p.m. - 3:59 p.m.SAI  Siem Reap–Angkor Intl-YOW Ottawa
32h 34m2 stops Bangkok Suvarnabhumi Vancouver Intl
C$ 4,857Multiple Airlines
Sat, 19 Dec - Mon, 4 Jan
Multiple Airlines Logo
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
Multiple Airlines Logo
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$ 4,871Multiple Airlines
Sat, 19 Dec - Mon, 4 Jan
Emirates Logo
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
Emirates Logo
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$ 5,038Emirates
Thu, 17 Dec - Sat, 2 Jan
KLM Logo
5:10 p.m. - 12:40 p.m.YOW  Ottawa-SAI Siem Reap–Angkor Intl
31h 30m2 stops Paris Charles de Gaulle Bangkok Suvarnabhumi
KLM Logo
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$ 5,049KLM
Sat, 19 Dec - Tue, 5 Jan
Emirates Logo
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
Emirates Logo
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$ 5,250Emirates
Sun, 20 Dec - Sat, 2 Jan
KLM Logo
5:10 p.m. - 6:45 p.m.YOW  Ottawa-SAI Siem Reap–Angkor Intl
37h 35m2 stops Paris Charles de Gaulle Bangkok Suvarnabhumi
KLM Logo
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$ 5,464KLM
Fri, 18 Dec - Mon, 4 Jan
KLM Logo
5:10 p.m. - 12:40 p.m.YOW  Ottawa-SAI Siem Reap–Angkor Intl
31h 30m2 stops Paris Charles de Gaulle Bangkok Suvarnabhumi
KLM Logo
7:25 p.m. - 3:00 p.m.SAI  Siem Reap–Angkor Intl-YOW Ottawa
55h 35m2 stops Bangkok Suvarnabhumi Paris Charles de Gaulle
C$ 6,072KLM
Sun, 20 Dec - Tue, 5 Jan

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Emirates flights from Ottawa to Siem Reap

Our best Emirates deals on Ottawa to 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$ 4,169
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$ 4,368
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$ 5,038

KLM flights from Ottawa to Siem Reap

Our best KLM deals on Ottawa to 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$ 5,049
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$ 5,464
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$ 6,072

momondo Fare Finder

 
Use the filters below to find and compare flights from Ottawa to Siem Reap that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

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$ 4,169

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$ 4,368

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$ 4,424
Quickest round-trip

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$ 4,857

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$ 4,871

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$ 5,038

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$ 5,049

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

Sat 2/1

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

3 stops49h 20m

C$ 5,250

OttawaSiem Reap

YOW Ottawa - SAI Siem Reap–Angkor Intl

YOWSAI

Ottawa

Fri 18/12

5:10 p.m.-6:45 p.m.

2 stops37h 35m

Siem Reap–Angkor Intl

Mon 4/1

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

2 stops65h 05m

C$ 5,464

OttawaSiem Reap

YOW Ottawa - SAI Siem Reap–Angkor Intl

YOWSAI

Ottawa

Sun 20/12

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

2 stops31h 30m

Siem Reap–Angkor Intl

Tue 5/1

7:25 p.m.-3:00 p.m.

2 stops55h 35m

C$ 6,072

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Ottawa to Siem Reap

Are you open to changing your travel dates? Check out the ideal times to fly from Ottawa to Siem Reap according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ottawa to Siem Reap (YOW to SAI) flight deals and tips

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

Best price found

C$ 4,169

Fastest flight time

36h 30m

Direct flights

None
The best flight deal from Ottawa to Siem Reap found on momondo in the last 72 hours is C$ 4,169
The fastest flight from Ottawa to Siem Reap takes 36h 30m
There are no direct flights from Ottawa to Siem Reap. There are no popular flight routes from Ottawa to Siem Reap.
Search flight deals

Frequently asked questions about flying from Ottawa to Siem Reap

  • How far is Ottawa to Siem Reap–Angkor Intl by plane?

    There are 13470.3 km between Ottawa and Siem Reap–Angkor Intl. A reasonable flight in good conditions will take 36h 30m.

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

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

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

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

    The travel and health documents you'll need for your trip to Siem Reap–Angkor Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Siem Reap–Angkor Intl Airport. It is always advisable to seek advice from your airline or a trusted 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 Siem Reap?

    Confirm your travel details to search for the latest offers for flights from Ottawa to Siem Reap. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

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

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • 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?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ottawa to Siem Reap for you.

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

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

How can momondo help me find flights from Ottawa 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 Ottawa.

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

Yes momondo offers price alerts on flights to Siem Reap from Ottawa. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 9/10
Fri 16/10
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Cambodia

Popular Cities in Cambodia

Flights to Phnom Penh