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Cheap flights from Ontario to Kolkata from ₹ 50,092

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 30/11. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — CCU
16 Dec — 23 Dec1
1 adult
1 adult, Economy, 0 bags

Find 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 16 November 2025.

Fri 28/1122:50ONT - CCU
2 stops35h 35mMultiple Airlines
Sun 7/1200:30CCU - ONT
2 stops29h 50mMultiple Airlines
Deal found 15/11₹ 103,376
Thu 27/1122:50ONT - CCU
2 stops35h 35mMultiple Airlines
Sat 27/1200:30CCU - ONT
2 stops29h 50mMultiple Airlines
Deal found 14/11₹ 105,947
Fri 28/1122:50ONT - CCU
2 stops35h 35mMultiple Airlines
Sat 27/1200:30CCU - ONT
2 stops29h 50mMultiple Airlines
Deal found 14/11₹ 108,873
Mon 8/1222:50ONT - CCU
2 stops36h 20mMultiple Airlines
Tue 30/1201:55CCU - ONT
2 stops28h 25mMultiple Airlines
Deal found 14/11₹ 168,540
Tue 30/1210:50ONT - CCU
2 stops25h 35mQatar Airways
Mon 9/203:25CCU - ONT
2 stops28h 50mQatar Airways
Deal found 13/11₹ 209,944
Thu 27/1106:10ONT - CCU
2 stops54h 15mQatar Airways
Sat 27/1203:25CCU - ONT
2 stops47h 57mQatar Airways
Deal found 14/11₹ 232,995
Fri 21/1110:47ONT - CCU
2 stops49h 38mQatar Airways
Mon 22/1203:25CCU - ONT
2 stops28h 21mQatar Airways
Deal found 14/11₹ 235,743
Wed 26/1114:52ONT - CCU
2 stops45h 33mQatar Airways
Sat 27/1203:25CCU - ONT
2 stops47h 57mQatar Airways
Deal found 14/11₹ 239,467
Fri 28/1110:47ONT - CCU
2 stops49h 38mQatar Airways
Sat 27/1203:25CCU - ONT
2 stops47h 57mQatar Airways
Deal found 14/11₹ 242,925
Sat 27/1214:42ONT - CCU
2 stops45h 43mQatar Airways
Fri 16/103:25CCU - ONT
2 stops30h 41mQatar Airways
Deal found 16/11₹ 243,900
Thu 27/1106:10ONT - CCU
2 stops54h 15mQatar Airways
Fri 26/1203:25CCU - ONT
2 stops47h 57mQatar Airways
Deal found 14/11₹ 243,989
Mon 1/1214:59ONT - CCU
2 stops45h 26mQatar Airways
Sat 27/1203:25CCU - ONT
2 stops47h 57mQatar Airways
Deal found 14/11₹ 245,496

Cheap flight deals from Ontario to Kolkata

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Kolkata (CCU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 16 November 2025.

Round-trip from

₹ 103,376

One-way from

₹ 50,092

Popular in

December

Cheapest in

March

Average price

₹ 118,980
28/11-7/12
  • 28/11-7/12
  • 4 total stops
  • 65h 25m total
  • Ontario to Kolkata
Search Deals
30/11
  • 30/11
  • 2 total stops
  • 35h 35m total
  • Ontario to Kolkata
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (₹ 1,136,383 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (₹ 247,046 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customise 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 454,620 searches. Data last updated 16 November 2025.
Use the filters below to find and compare flights from Ontario to Kolkata that are best for you.

Fly from

Ontario

Fly to

Kolkata

Route

Depart

Return

Price

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Fri 28/11

22:50-23:55

2 stops35h 35m

Kolkata Netaji S. Chandra

Sun 7/12

00:30-16:50

2 stops29h 50m

₹ 103,376

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Thu 27/11

22:50-23:55

2 stops35h 35m

Kolkata Netaji S. Chandra

Sat 27/12

00:30-16:50

2 stops29h 50m

₹ 105,947

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Fri 28/11

22:50-23:55

2 stops35h 35m

Kolkata Netaji S. Chandra

Sat 27/12

00:30-16:50

2 stops29h 50m

₹ 108,873

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Fri 13/3

23:50-00:40

2 stops36h 20m

Kolkata Netaji S. Chandra

Wed 25/3

01:55-17:50

2 stops28h 25m

₹ 124,211

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Fri 23/1

22:50-00:40

2 stops36h 20m

Kolkata Netaji S. Chandra

Sat 14/3

01:55-17:50

2 stops28h 25m

₹ 125,718

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Thu 5/2

22:50-00:40

2 stops36h 20m

Kolkata Netaji S. Chandra

Tue 17/2

01:55-16:50

2 stops28h 25m

₹ 125,807

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Wed 29/4

23:25-20:20

2 stops32h 25m

Kolkata Netaji S. Chandra

Sun 3/5

21:15-22:09

2 stops37h 24m

₹ 125,895

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Thu 8/1

22:50-00:40

2 stops36h 20m

Kolkata Netaji S. Chandra

Fri 23/1

01:55-16:50

2 stops28h 25m

₹ 129,087

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Sun 30/11

22:50-23:55

2 stops35h 35m

₹ 50,092

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Sat 29/11

22:50-23:55

2 stops35h 35m

₹ 50,181

Flights are sorted by cheapest return flights first.

Deals found on 14/11

Showing 1-10 of 17 results
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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 return 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 Ontario to Kolkata?

Currently, March is the cheapest month in which you can book a flight from Ontario to Kolkata (average of ₹ 68,001). Flying from Ontario to Kolkata in December is currently the most expensive (average of ₹ 112,153). 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.

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.

  • 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 holiday 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 Ontario to Kolkata?

    Currently, March is the cheapest month in which you can book a flight from Ontario to Kolkata (average of ₹ 68,001). Flying from Ontario to Kolkata in December is currently the most expensive (average of ₹ 112,153). 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

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