Find flights
When to book
Airlines
FAQs

Cheap flights from Ottawa to Singapore from C$ 426

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/2. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — SIN
13 Feb — 20 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ottawa to Singapore

Keep the following information in mind while searching for Ottawa to Singapore flight deals. Data was last updated 14 January 2026.

Round-trip from

C$ 1,249

One-way from

C$ 426

Popular in

February

Cheapest in

August

Average price

C$ 1,595
United Airlines
  • United Airlines
  • 27/1-31/3
  • 4 total stops
  • 65h 42m total
  • Ottawa to Singapore
Search Deals
28/2
  • 28/2
  • 2 total stops
  • 32h 05m total
  • Ottawa to Singapore
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 104 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Find flight deals from Ottawa to Singapore

Enter your travel dates to find the best prices.

Cheapest flights from Ottawa to Singapore
Explore the most affordable flight options available from Ottawa to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 January 2026.

Tue 13/16:20 a.m.
YOW
-
SIN
2 stops46h 15m
ANA
Tue 27/110:45 a.m.
SIN
-
YOW
2 stops43h 27m
ANA
Deal found 13/1C$ 1,244
Mon 12/15:11 p.m.
YOW
-
SIN
2 stops38h 04m
United Airlines
Mon 26/110:20 p.m.
SIN
-
YOW
2 stops31h 52m
United Airlines
Deal found 11/1C$ 1,247
Tue 13/16:20 a.m.
YOW
-
SIN
2 stops46h 15m
ANA
Wed 28/16:35 a.m.
SIN
-
YOW
2 stops27h 43m
ANA
Deal found 13/1C$ 1,248
Wed 14/19:45 a.m.
YOW
-
SIN
2 stops45h 30m
United Airlines
Thu 5/210:10 a.m.
SIN
-
YOW
2 stops24h 46m
United Airlines
Deal found 13/1C$ 1,249
Thu 22/16:00 a.m.
YOW
-
SIN
2 stops35h 55m
United Airlines
Mon 2/210:20 p.m.
SIN
-
YOW
2 stops31h 52m
United Airlines
Deal found 11/1C$ 1,259
Mon 19/16:00 a.m.
YOW
-
SIN
2 stops35h 55m
United Airlines
Wed 4/210:20 p.m.
SIN
-
YOW
2 stops31h 52m
United Airlines
Deal found 13/1C$ 1,263
Thu 22/16:00 a.m.
YOW
-
SIN
2 stops29h 55m
United Airlines
Tue 3/210:10 a.m.
SIN
-
YOW
2 stops24h 08m
United Airlines
Deal found 13/1C$ 1,268
Tue 24/35:50 p.m.
YOW
-
SIN
1 stop25h 10m
Air Canada
Thu 16/47:00 a.m.
SIN
-
YOW
2 stops43h 56m
Air Canada
Deal found 12/1C$ 1,295
Mon 12/17:27 p.m.
YOW
-
SIN
2 stops35h 48m
United Airlines
Fri 30/110:20 p.m.
SIN
-
YOW
3 stops33h 32m
United Airlines
Deal found 11/1C$ 1,297
Thu 26/35:50 p.m.
YOW
-
SIN
2 stops29h 25m
Air Canada
Thu 16/47:00 a.m.
SIN
-
YOW
2 stops43h 56m
Air Canada
Deal found 12/1C$ 1,298
Sun 18/16:00 a.m.
YOW
-
SIN
2 stops37h 00m
United Airlines
Mon 2/210:20 p.m.
SIN
-
YOW
3 stops29h 10m
United Airlines
Deal found 13/1C$ 1,299
Tue 20/16:00 a.m.
YOW
-
SIN
2 stops60h 00m
Air Canada
Thu 5/28:50 a.m.
SIN
-
YOW
1 stop19h 55m
Air Canada
Deal found 11/1C$ 1,306

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ottawa to Singapore 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 14 January 2026.
Use the filters below to find and compare flights from Ottawa to Singapore that are best for you.

Fly from

Ottawa

Fly to

Singapore

Route

Depart

Return

Price

OttawaSingapore

YOW - SIN

YOWSIN

Ottawa

Tue 24/3

6:00 a.m.-7:00 a.m.

2 stops37h 00m

Singapore Changi

Thu 16/4

8:40 p.m.-9:35 p.m.

2 stops36h 55m

C$ 1,247

OttawaSingapore

YOW - SIN

YOWSIN

Ottawa

Wed 25/3

6:00 a.m.-7:00 a.m.

2 stops37h 00m

Singapore Changi

Tue 14/4

8:40 p.m.-1:59 p.m.

2 stops29h 19m

C$ 1,247

OttawaSingapore

YOW - SIN

YOWSIN

Ottawa

Wed 4/3

6:20 a.m.-8:00 a.m.

2 stops36h 40m

Singapore Changi

Mon 23/3

10:20 p.m.-1:32 p.m.

2 stops27h 12m

C$ 1,247

OttawaSingapore

YOW - SIN

YOWSIN

Ottawa

Sun 22/3

7:30 p.m.-8:15 p.m.

2 stops36h 45m

Singapore Changi

Mon 13/4

8:40 p.m.-5:07 p.m.

2 stops32h 27m

C$ 1,247

OttawaSingapore

YOW - SIN

YOWSIN

Ottawa

Sun 22/3

7:30 p.m.-8:15 p.m.

2 stops36h 45m

Singapore Changi

Thu 16/4

8:40 p.m.-1:59 p.m.

2 stops29h 19m

C$ 1,247

OttawaSingapore

YOW - SIN

YOWSIN

Ottawa

Wed 25/3

6:00 a.m.-7:00 a.m.

2 stops37h 00m

Singapore Changi

Wed 15/4

8:40 p.m.-5:07 p.m.

2 stops32h 27m

C$ 1,247

OttawaSingapore

YOW - SIN

YOWSIN

Ottawa

Mon 23/3

9:45 a.m.-7:00 a.m.

2 stops33h 15m

Singapore Changi

Thu 16/4

8:40 p.m.-1:59 p.m.

2 stops29h 19m

C$ 1,247

OttawaSingapore

YOW - SIN

YOWSIN

Ottawa

Mon 9/2

10:30 a.m.-8:00 a.m.

2 stops32h 30m

Singapore Changi

Mon 16/2

10:20 p.m.-2:27 p.m.

2 stops29h 07m

C$ 1,247

OttawaSingapore

YOW - SIN

YOWSIN

Ottawa

Thu 30/4

10:35 a.m.-6:45 a.m.

2 stops32h 10m

Singapore Changi

Mon 4/5

8:40 p.m.-7:00 p.m.

2 stops34h 20m

C$ 1,247

OttawaSingapore

YOW - SIN

YOWSIN

Ottawa

Tue 21/4

10:25 a.m.-6:45 a.m.

3 stops32h 20m

Singapore Changi

Mon 1/6

8:40 p.m.-1:45 p.m.

2 stops29h 05m

C$ 1,247

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/1

Showing 1-10 of 19 results
1
2

Best time to book a flight from Ottawa to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from Ottawa 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 Ottawa to Singapore

What is the cheapest month to book a flight from Ottawa to Singapore?

Currently, September is the cheapest month in which you can book a flight from Ottawa to Singapore (average of C$ 1,172). Flying from Ottawa to Singapore in June is currently the most expensive (average of C$ 1,556). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Singapore

Get insights into the airlines that provide service to Singapore. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Singapore. Reviews last updated 14 January 2026.
Get a feel of what it's like to fly with ANA,Cathay Pacific, andAir France from Ottawa to Singapore by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.4
Very good
1,069 reviews
Check prices

Entertainment

7.9

Comfort

8.2

Crew

8.7

Boarding

8.5

Overall

8.4

Food

7.7

Reviews

1 / 20
10.0
Excellent

Lindsey,Jan 2026

CGK - HND

All of the flight attendants were very nice & attentive. The bathrooms were kept very clean. We have no complaints!
ANA
8.4
Very good
1,069 reviews
ANA
8.4
Very good
1,069 reviews
Check prices

Entertainment

7.9

Comfort

8.2

Crew

8.7

Boarding

8.5

Overall

8.4

Food

7.7

Reviews

1 / 20
10.0
Excellent

Lindsey,Jan 2026

CGK - HND

All of the flight attendants were very nice & attentive. The bathrooms were kept very clean. We have no complaints!
Cathay Pacific
7.6
Good
1,130 reviews
ANA
8.4
Very good
1,069 reviews
Check prices

Entertainment

7.9

Comfort

8.2

Crew

8.7

Boarding

8.5

Overall

8.4

Food

7.7

Reviews

1 / 20
10.0
Excellent

Lindsey,Jan 2026

CGK - HND

All of the flight attendants were very nice & attentive. The bathrooms were kept very clean. We have no complaints!
Air France
7.4
Good
1,522 reviews
ANA
8.4
Very good
1,069 reviews
Check prices

Entertainment

7.9

Comfort

8.2

Crew

8.7

Boarding

8.5

Overall

8.4

Food

7.7

Reviews

1 / 20
10.0
Excellent

Lindsey,Jan 2026

CGK - HND

All of the flight attendants were very nice & attentive. The bathrooms were kept very clean. We have no complaints!
United Airlines
7.4
Good
9,156 reviews
ANA
8.4
Very good
1,069 reviews
Check prices

Entertainment

7.9

Comfort

8.2

Crew

8.7

Boarding

8.5

Overall

8.4

Food

7.7

Reviews

1 / 20
10.0
Excellent

Lindsey,Jan 2026

CGK - HND

All of the flight attendants were very nice & attentive. The bathrooms were kept very clean. We have no complaints!
Air Canada
7.1
Good
10,619 reviews
ANA
8.4
Very good
1,069 reviews
Check prices

Entertainment

7.9

Comfort

8.2

Crew

8.7

Boarding

8.5

Overall

8.4

Food

7.7

Reviews

1 / 20
10.0
Excellent

Lindsey,Jan 2026

CGK - HND

All of the flight attendants were very nice & attentive. The bathrooms were kept very clean. We have no complaints!

Related info for your journey

Find useful and relevant information for your journey from Ottawa to Singapore. 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 from for flights from Ottawa to Singapore?

    Ottawa (YOW), located 10.6 km from the city centre, is the airport you fly out of when you book flights from Ottawa to Singapore.

  • How long is the flight from Ottawa to Singapore?

    United Airlines can get you from Ottawa to Singapore in just under 37h. Your travel time can differ by up to . There are 14814 km between Ottawa and Singapore.

  • What are the cheapest airlines to fly from Ottawa to Singapore one-way?

    One-way options have recently been found by users for as low as C$ 695 on United Airlines. Other airlines that offer cheap prices include Air Canada from C$ 747 and Cathay Pacific from C$ 1,156 one-way.

  • Can I find deals for flights from Ottawa to Singapore that include hotel bookings?

    Yes. In addition to deals on Ottawa to Singapore flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ottawa to Singapore?

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

  • Can I find deals for business class flights from Ottawa to Singapore?

    Yes. Cheapflights offers flight deals from Ottawa to Singapore by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ottawa to Singapore?

    Currently, September is the cheapest month in which you can book a flight from Ottawa to Singapore (average of C$ 1,172). Flying from Ottawa to Singapore in June is currently the most expensive (average of C$ 1,556). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ottawa to Singapore

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to New Delhi flights
Pearson Intl to Haneda flights
Pearson Intl to Narita flights
Pierre Elliott Trudeau Intl to Narita flights
Pearson Intl to Hong Kong flights
Toronto Island to New Delhi flights
Pierre Elliott Trudeau Intl to Suvarnabhumi flights
Pierre Elliott Trudeau Intl to Haneda flights
Pearson Intl to Suvarnabhumi flights
Pearson Intl to Mumbai flights
Pearson Intl to Manila flights
Pearson Intl to Incheon Intl flights
Toronto Island to Mumbai flights
Pearson Intl to Ahmedabad flights
Pearson Intl to Lahore flights
Toronto Island to Narita flights
Pearson Intl to Ho Chi Minh City flights
Pearson Intl to Hongqiao Intl flights
Pearson Intl to Capital flights
Pierre Elliott Trudeau Intl to Ho Chi Minh City flights
Pearson Intl to Colombo flights
Pierre Elliott Trudeau Intl to Hongqiao Intl flights
Pearson Intl to Hyderabad flights
Pearson Intl to Karachi flights
Pearson Intl to Beijing Daxing Intl flights
Toronto Island to Manila flights
Pearson Intl to Pu Dong flights
Pearson Intl to Amritsar flights
Pierre Elliott Trudeau Intl to New Delhi flights
Toronto Island to Suvarnabhumi flights
Pearson Intl to Denpasar flights
Pierre Elliott Trudeau Intl to Denpasar flights
Toronto Island to Ahmedabad flights
Pearson Intl to Gimpo Intl flights
Toronto Island to Hong Kong flights
Pierre Elliott Trudeau Intl to Manila flights
Ottawa to Narita flights
Pearson Intl to Islamabad flights
Pearson Intl to Cochin flights
Pearson Intl to Bangalore flights
Pearson Intl to Taiwan Taoyuan Intl flights
Ottawa to Haneda flights
Pearson Intl to Soekarno-Hatta Intl flights
Pearson Intl to Don Mueang Intl flights
Pearson Intl to Kansai Intl flights
Pearson Intl to Chennai flights
Region of Waterloo Intl to Narita flights
Pierre Elliott Trudeau Intl to Hanoi flights
Toronto Island to Lahore flights

Top 5 airlines flying from Ottawa to Singapore

Discover the top 5 airlines that operate flights from Ottawa to Singapore. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 14 January 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 1,209AverageC$ 1,335FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 1,216AverageC$ 1,602FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
ANACheapestC$ 1,246AverageC$ 1,475FlexibilityNo cancel feeOn-time80%
Search ANA flights
Air FranceCheapestC$ 1,434AverageC$ 1,660FlexibilityNo cancel feeOn-time77%
Search Air France flights
Cathay PacificCheapestC$ 1,696AverageC$ 2,144FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ottawa to Singapore?

When you search for this flight from Ottawa to Singapore, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Ottawa to Singapore?

Millions of users choose and trust Cheapflights to book the best flight deals from Ottawa to Singapore for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Ottawa to Singapore with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Ottawa to Singapore flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Ottawa to Singapore become cheaper?

Of course! You can now track prices for flights from Ottawa to Singapore 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.