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Cheap flights from Ottawa to Singapore from C$ 727

YOW — SIN
9 Oct — 16 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ottawa to Singapore

Enter your travel dates to find the best prices.

Cheapest flights from Ottawa to Singapore

Thu 10/93:10 p.m. -
2 stops26h 05m
Sat 26/97:00 a.m. -
1 stop29h 53m
Deal found 7/9C$ 1,426
Sun 15/117:45 a.m. -
1 stop34h 15m
Thu 19/118:40 a.m. -
1 stop20h 19m
Deal found 6/9C$ 1,458
Sat 19/96:05 p.m. -
2 stops29h 10m
Sun 4/108:50 p.m. -
2 stops40h 03m
Deal found 5/9C$ 1,490
Mon 5/1010:05 p.m. -
2 stops43h 10m
Sun 11/107:00 a.m. -
2 stops22h 10m
Deal found 5/9C$ 1,496
Thu 22/109:00 a.m. -
2 stops27h 20m
Thu 29/108:40 a.m. -
2 stops26h 31m
Deal found 6/9C$ 1,557
Thu 12/116:00 a.m. -
2 stops29h 55m
Wed 18/1110:20 p.m. -
2 stops28h 49m
Deal found 4/9C$ 1,581
Thu 22/106:55 a.m. -
1 stop34h 20m
Thu 29/108:40 a.m. -
2 stops26h 31m
Deal found 6/9C$ 1,585

Find flight deals from Ottawa to Singapore

Round-trip from

C$ 1,458

One-way from

C$ 727

Popular in

October

Cheapest in

November

Average price

C$ 1,666
Air Canada
  • Air Canada
  • 15/11-19/11
  • 2 total stops
  • 54h 34m total
  • Ottawa to Singapore
Search Deals
20/10-31/12
  • 20/10-31/12
  • 3 total stops
  • 55h 45m total
  • Ottawa to Singapore
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (C$ 148 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 117 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaSingapore

YOW Ottawa - SIN Singapore Changi

YOWSIN

Ottawa

Tue 20/10

5:00 a.m.-5:15 a.m.

1 stop36h 15m

Singapore Changi

Wed 31/12

12:00 a.m.-11:30 a.m.

Nonstop0h 00m

C$ 748

OttawaSingapore

YOW Ottawa - SIN Singapore Changi

YOWSIN

Ottawa

Tue 29/9

2:10 p.m.-12:45 p.m.

2 stops58h 35m

Singapore Changi

Wed 31/12

12:00 a.m.-11:30 a.m.

Nonstop0h 00m

C$ 816
Quickest round-trip

OttawaSingapore

YOW Ottawa - SIN Singapore Changi

YOWSIN

Ottawa

Fri 4/12

5:40 p.m.-7:00 a.m.

1 stop24h 20m

Singapore Changi

Wed 31/12

12:00 a.m.-11:30 a.m.

Nonstop0h 00m

C$ 832

OttawaSingapore

YOW Ottawa - SIN Singapore Changi

YOWSIN

Ottawa

Fri 4/12

7:00 a.m.-9:55 p.m.

3 stops49h 55m

Singapore Changi

Wed 31/12

12:00 a.m.-11:30 a.m.

Nonstop0h 00m

C$ 868

OttawaSingapore

YOW Ottawa - SIN Singapore Changi

YOWSIN

Ottawa

Tue 29/9

7:30 p.m.-6:35 p.m.

3 stops59h 05m

Singapore Changi

Wed 31/12

12:00 a.m.-11:30 a.m.

Nonstop0h 00m

C$ 869

OttawaSingapore

YOW Ottawa - SIN Singapore Changi

YOWSIN

Ottawa

Wed 13/1

6:15 a.m.-11:40 p.m.

2 stops28h 25m

Singapore Changi

Wed 31/12

12:00 a.m.-11:30 a.m.

Nonstop0h 00m

C$ 1,263

OttawaSingapore

YOW Ottawa - SIN Singapore Changi

YOWSIN

Ottawa

Thu 29/10

6:15 a.m.-11:40 p.m.

2 stops29h 25m

Singapore Changi

Wed 31/12

12:00 a.m.-11:30 a.m.

Nonstop0h 00m

C$ 1,263

OttawaSingapore

YOW Ottawa - SIN Singapore Changi

YOWSIN

Ottawa

Sun 6/12

2:48 p.m.-11:40 p.m.

2 stops43h 52m

Singapore Changi

Wed 31/12

12:00 a.m.-11:30 a.m.

Nonstop0h 00m

C$ 1,334

OttawaSingapore

YOW Ottawa - SIN Singapore Changi

YOWSIN

Ottawa

Thu 12/11

6:00 a.m.-12:55 a.m.

2 stops29h 55m

Singapore Changi

Wed 18/11

10:20 p.m.-2:09 p.m.

2 stops28h 49m

C$ 1,581

OttawaSingapore

YOW Ottawa - SIN Singapore Changi

YOWSIN

Ottawa

Wed 6/1

6:15 a.m.-11:40 p.m.

2 stops28h 25m

Singapore Changi

Sun 7/2

10:45 a.m.-9:23 p.m.

2 stops47h 38m

C$ 1,600

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/9

Showing 1-10 of 15 resultsSorted by cheapest first
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

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, November is the cheapest month in which you can book a flight from Ottawa to Singapore (average of C$ 1,479). Flying from Ottawa to Singapore in October is currently the most expensive (average of C$ 2,790). 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

Read through reviews of airlines operating flights from Ottawa to Singapore, such as ANA,United Airlines, andAir Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.3
Very good
1,311 reviews
Check prices

Food

7.8

Comfort

8.2

Boarding

8.5

Crew

8.7

Entertainment

8.0

Overall

8.3

Reviews

1 / 20
4.0
Okay

PeggyLee,Jun 2026

BKK - NRT

It was unexpectedly below the expectation from the overall atmosphere of older plane, older seats, and most disappointment probably the meals. Will not be booking ANA again.
ANA
8.3
Very good
1,311 reviews
ANA
8.3
Very good
1,311 reviews
Check prices

Food

7.8

Comfort

8.2

Boarding

8.5

Crew

8.7

Entertainment

8.0

Overall

8.3

Reviews

1 / 20
4.0
Okay

PeggyLee,Jun 2026

BKK - NRT

It was unexpectedly below the expectation from the overall atmosphere of older plane, older seats, and most disappointment probably the meals. Will not be booking ANA again.
United Airlines
7.4
Good
10,190 reviews
ANA
8.3
Very good
1,311 reviews
Check prices

Food

7.8

Comfort

8.2

Boarding

8.5

Crew

8.7

Entertainment

8.0

Overall

8.3

Reviews

1 / 20
4.0
Okay

PeggyLee,Jun 2026

BKK - NRT

It was unexpectedly below the expectation from the overall atmosphere of older plane, older seats, and most disappointment probably the meals. Will not be booking ANA again.
Air Canada
7.1
Good
11,605 reviews
ANA
8.3
Very good
1,311 reviews
Check prices

Food

7.8

Comfort

8.2

Boarding

8.5

Crew

8.7

Entertainment

8.0

Overall

8.3

Reviews

1 / 20
4.0
Okay

PeggyLee,Jun 2026

BKK - NRT

It was unexpectedly below the expectation from the overall atmosphere of older plane, older seats, and most disappointment probably the meals. Will not be booking ANA again.

Related info for your journey

  • How long is the flight from Ottawa to Singapore?

    United Airlines can get you from Ottawa to Singapore in just under 29h 55m. Your travel time can differ by up to . There are 14814 km between Ottawa and Singapore.

  • What are the cheapest airlines flying from Ottawa to Singapore round-trip?

    According to our current data, United Airlines (C$ 1,096), ANA (C$ 1,238), and Air Canada (C$ 1,429) offers the cheapest pricing from Ottawa to Singapore. These flights start at 41% lower than the current average price 3 months from now.

  • 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, November is the cheapest month in which you can book a flight from Ottawa to Singapore (average of C$ 1,479). Flying from Ottawa to Singapore in October is currently the most expensive (average of C$ 2,790). 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

Alternative routes for Ottawa to Singapore

Pearson Intl to Singapore flights
Pierre Elliott Trudeau Intl to Singapore flights
Toronto Island to Singapore flights
Hamilton to Singapore flights
London to Singapore flights

Top 3 airlines flying from Ottawa to Singapore

AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 1,096AverageC$ 1,555FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
ANACheapestC$ 1,238AverageC$ 1,420FlexibilityNo cancel feeOn-time80%
Search ANA flights
Air CanadaCheapestC$ 1,429AverageC$ 2,096FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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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?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Singapore from Ottawa today and book when prices fit your budget.

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