Find flights
When to book
FAQs

Cheap flights from Ontario to Kolkata from C$ 811

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 24/8. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — CCU
20 Jul — 27 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Kolkata

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Kolkata
Explore the most affordable flight options available from Ontario to Kolkata. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 June 2026.

Thu 29/105:30 p.m.
YYZ
-
CCU
2 stops38h 50m
Biman Bangladesh
Fri 20/116:30 p.m.
CCU
-
YYZ
2 stops29h 40m
Biman Bangladesh
Deal found 19/6C$ 1,340
Thu 10/95:00 p.m.
YYZ
-
CCU
1 stop39h 15m
Biman Bangladesh
Fri 30/106:30 p.m.
CCU
-
YYZ
2 stops28h 40m
Biman Bangladesh
Deal found 18/6C$ 1,343
Sat 26/95:00 p.m.
YYZ
-
CCU
1 stop39h 15m
Biman Bangladesh
Mon 12/106:30 p.m.
CCU
-
YYZ
2 stops28h 40m
Biman Bangladesh
Deal found 18/6C$ 1,353
Tue 6/105:00 p.m.
YYZ
-
CCU
2 stops39h 15m
Biman Bangladesh
Mon 16/116:30 p.m.
CCU
-
YYZ
2 stops29h 40m
Biman Bangladesh
Deal found 18/6C$ 1,423
Mon 9/113:25 p.m.
YYZ
-
CCU
3 stops46h 15m
China Eastern
Thu 26/111:10 a.m.
CCU
-
YYZ
2 stops46h 45m
China Eastern
Deal found 14/6C$ 1,547
Thu 8/105:00 p.m.
YYZ
-
CCU
2 stops39h 15m
Biman Bangladesh
Fri 30/106:30 p.m.
CCU
-
YYZ
2 stops28h 40m
Biman Bangladesh
Deal found 16/6C$ 1,594
Mon 7/910:15 a.m.
YUL
-
CCU
1 stop36h 25m
Emirates
Sun 22/119:15 a.m.
CCU
-
YUL
1 stop32h 50m
Emirates
Deal found 15/6C$ 1,717
Thu 3/910:15 a.m.
YUL
-
CCU
1 stop36h 25m
Emirates
Thu 26/119:15 a.m.
CCU
-
YUL
1 stop32h 50m
Emirates
Deal found 15/6C$ 1,737
Sat 5/910:15 a.m.
YUL
-
CCU
1 stop23h 30m
Emirates
Tue 24/119:15 a.m.
CCU
-
YUL
1 stop32h 50m
Emirates
Deal found 15/6C$ 1,768
Mon 7/1210:40 a.m.
YUL
-
CCU
1 stop34h 30m
Emirates
Wed 24/28:25 p.m.
CCU
-
YUL
1 stop21h 40m
Emirates
Deal found 19/6C$ 1,786
Fri 4/910:15 a.m.
YUL
-
CCU
1 stop36h 25m
Emirates
Wed 25/119:15 a.m.
CCU
-
YUL
1 stop32h 50m
Emirates
Deal found 15/6C$ 1,788
Sun 6/99:35 p.m.
YUL
-
CCU
1 stop19h 25m
Qatar Airways
Sun 22/113:25 a.m.
CCU
-
YUL
1 stop21h 10m
Qatar Airways
Deal found 15/6C$ 1,827

Find flight deals from Ontario to Kolkata

Keep the following information in mind while searching for Ontario to Kolkata flight deals. Data was last updated 20 June 2026.

Round-trip from

C$ 1,340

One-way from

C$ 811

Popular in

December

Cheapest in

September

Average price

C$ 2,140
Biman Bangladesh
  • Biman Bangladesh
  • 29/10-20/11
  • 4 total stops
  • 68h 30m total
  • Ontario to Kolkata
Search Deals
24/8
  • 24/8
  • 3 total stops
  • 40h 45m total
  • Ontario to Kolkata
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 285 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 95 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Kolkata 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 20 June 2026.
Use the filters below to find and compare flights from Ontario to Kolkata that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealKolkata

YUL - CCU

YULCCU

Montreal Pierre Elliott Trudeau Intl

Mon 7/9

10:15 a.m.-8:10 a.m.

1 stop36h 25m

Kolkata Netaji S. Chandra

Fri 20/11

8:25 p.m.-7:35 a.m.

1 stop21h 40m

C$ 1,788

MontrealKolkata

YUL - CCU

YULCCU

Montreal Pierre Elliott Trudeau Intl

Mon 7/12

10:40 a.m.-7:40 a.m.

1 stop34h 30m

Kolkata Netaji S. Chandra

Fri 19/2

9:15 a.m.-12:07 p.m.

3 stops61h 22m

C$ 1,843

OttawaKolkata

YOW - CCU

YOWCCU

Ottawa

Thu 17/9

6:00 a.m.-8:10 a.m.

2 stops40h 40m

Kolkata Netaji S. Chandra

Mon 21/9

9:50 a.m.-10:33 a.m.

2 stops34h 13m

C$ 1,880

OttawaKolkata

YOW - CCU

YOWCCU

Ottawa

Thu 24/9

6:00 a.m.-7:15 p.m.

2 stops27h 45m

Kolkata Netaji S. Chandra

Mon 28/9

9:50 a.m.-10:33 a.m.

2 stops34h 13m

C$ 1,892

TorontoKolkata

YTZ - CCU

YTZCCU

Toronto Island

Mon 7/9

6:50 a.m.-8:10 a.m.

2 stops39h 50m

Kolkata Netaji S. Chandra

Wed 28/10

8:25 p.m.-2:55 p.m.

2 stops28h 00m

C$ 1,898

TorontoKolkata

YTZ - CCU

YTZCCU

Toronto Island

Wed 14/10

6:45 a.m.-8:10 a.m.

2 stops39h 55m

Kolkata Netaji S. Chandra

Sun 13/12

8:25 p.m.-11:55 a.m.

2 stops26h 00m

C$ 1,902

TorontoKolkata

YTZ - CCU

YTZCCU

Toronto Island

Wed 9/9

6:45 a.m.-8:10 a.m.

2 stops39h 55m

Kolkata Netaji S. Chandra

Wed 30/9

8:55 p.m.-2:20 p.m.

2 stops26h 55m

C$ 1,907

TorontoKolkata

YYZ - CCU

YYZCCU

Toronto Pearson Intl

Thu 17/9

6:15 a.m.-8:10 a.m.

2 stops40h 25m

Kolkata Netaji S. Chandra

Mon 21/9

9:50 a.m.-11:33 a.m.

2 stops35h 13m

C$ 1,931

TorontoKolkata

YTZ - CCU

YTZCCU

Toronto Island

Thu 24/9

6:45 a.m.-8:10 a.m.

2 stops39h 55m

Kolkata Netaji S. Chandra

Mon 28/9

9:50 a.m.-11:50 a.m.

2 stops35h 30m

C$ 1,931

TorontoKolkata

YTZ - CCU

YTZCCU

Toronto Island

Fri 27/11

6:45 a.m.-6:50 p.m.

2 stops25h 35m

Kolkata Netaji S. Chandra

Sun 21/2

9:15 a.m.-11:55 a.m.

2 stops37h 10m

C$ 1,941

Flights are sorted by cheapest round-trip flights first.

Deals found on 18/6

Showing 1-10 of 50 resultsSorted by cheapest first
1
2
3
...
5

Best time to book a flight from Ontario to Kolkata

Have a flexible travel schedule? Discover the best time to fly to Kolkata from Ontario 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 Ontario to Kolkata

What is the cheapest month to book a flight from Region of Ontario to Kolkata?

Currently, April is the cheapest month in which you can book a flight from Region of Ontario to Kolkata (average of C$ 787). Flying from Region of Ontario to Kolkata in January is currently the most expensive (average of C$ 2,862). 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.

How much does it cost to fly round-trip from Region of Ontario to Kolkata?

How far ahead should I book a flight from Region of Ontario to Kolkata?

The best time to book flights from Region of Ontario to Kolkata is 88 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Kolkata. 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 Kolkata from Ontario?

    Kolkata Netaji S. Chandra (CCU), located 13.4 km from the city centre, is the airport you fly into when you book flights from Ontario to Kolkata.

  • How long is the flight from Region of Ontario to Kolkata?

    A quick flight from Region of Ontario to Kolkata can take about 36h 25m. Emirates provides one of the quickest options available for as low as C$ 1,788. Region of Ontario and Kolkata are separated by a distance of 12221 km.

  • What are the cheapest airlines to fly from Region of Ontario to Kolkata one-way?

    For one-way options, check prices for Biman Bangladesh. According to our data, you can fly for as low as C$ 780. Users have also found prices from C$ 922 and C$ 976 on Air India and Etihad Airways, respectively.

  • What are the most popular routes from Region of Ontario to Kolkata?

    While some choose either Toronto Island - Kolkata Netaji S. Chandra or Montreal Pierre Elliott Trudeau Intl - Kolkata Netaji S. Chandra, Toronto Pearson Intl - Kolkata Netaji S. Chandra is the most popular route from Region of Ontario to Kolkata.

  • Can I find deals for flights from Ontario to Kolkata that include hotel bookings?

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

  • How can I find direct flights from Ontario to Kolkata?

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

  • Can I find deals for business class flights from Ontario to Kolkata?

    Yes. Cheapflights offers flight deals from Ontario to Kolkata 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 Region of Ontario to Kolkata?

    Currently, April is the cheapest month in which you can book a flight from Region of Ontario to Kolkata (average of C$ 787). Flying from Region of Ontario to Kolkata in January is currently the most expensive (average of C$ 2,862). 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.

Top 8 airlines flying from Ontario to Kolkata

Discover the top 8 airlines that operate flights from Ontario to Kolkata. 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 20 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Biman BangladeshCheapestC$ 1,290AverageC$ 1,416FlexibilityNo cancel feeOn-time45%
Search Biman Bangladesh flights
Turkish AirlinesCheapestC$ 1,509AverageC$ 1,680FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
LufthansaCheapestC$ 1,513AverageC$ 1,520FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Etihad AirwaysCheapestC$ 1,589AverageC$ 2,000FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Qatar AirwaysCheapestC$ 1,724AverageC$ 2,254FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
EmiratesCheapestC$ 1,762AverageC$ 2,007FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Air IndiaCheapestC$ 1,817AverageC$ 2,260FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
British AirwaysCheapestC$ 1,876AverageC$ 2,302FlexibilityNo cancel feeOn-time70%
Search British Airways 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 Ontario to Kolkata?

Cheapflights helps you search for flights from Ontario to Kolkata 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 Ontario to Kolkata?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Ontario to Kolkata.

Can Cheapflights find flights from Ontario to Kolkata with no change fees?

Yes, we can. To see specific flights from Ontario to Kolkata with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Ontario to Kolkata become cheaper?

Of course! You can now track prices for flights from Ontario to Kolkata 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.