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Cheap flights from Ontario to Kolkata from ₹ 48,617

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 27/1. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — CCU
31 Jan — 7 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Kolkata

Enter your travel dates to find the best prices.

Best flights from Ontario to Kolkata
Discover carefully curated flight deals from Ontario to Kolkata that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 1 January 2026.

Wed 29/423:25ONT - CCU
2 stops32h 25mEtihad Airways
Sat 2/503:45CCU - ONT
2 stops54h 54mEtihad Airways
Deal found 29/12₹ 129,676
Mon 29/619:48ONT - CCU
2 stops37h 57mMultiple Airlines
Wed 5/823:40CCU - ONT
2 stops29h 06mMultiple Airlines
Deal found 31/12₹ 138,752
Wed 29/410:39ONT - CCU
2 stops27h 11mQatar Airways
Sat 2/503:50CCU - ONT
2 stops32h 39mQatar Airways
Deal found 30/12₹ 144,953
Fri 27/310:56ONT - CCU
2 stops26h 29mQatar Airways
Tue 31/304:00CCU - ONT
2 stops51h 12mQatar Airways
Deal found 31/12₹ 173,800
Wed 28/110:58ONT - CCU
2 stops25h 27mQatar Airways
Wed 18/203:25CCU - ONT
2 stops28h 44mQatar Airways
Deal found 29/12₹ 176,046
Thu 29/110:58ONT - CCU
2 stops25h 27mQatar Airways
Thu 19/203:25CCU - ONT
2 stops32h 54mQatar Airways
Deal found 29/12₹ 176,226
Thu 5/307:00ONT - CCU
2 stops29h 25mQatar Airways
Sat 28/303:20CCU - ONT
2 stops31h 40mQatar Airways
Deal found 30/12₹ 178,473
Wed 4/307:00ONT - CCU
2 stops29h 25mQatar Airways
Fri 27/303:25CCU - ONT
2 stops31h 35mQatar Airways
Deal found 31/12₹ 185,123
Fri 6/310:56ONT - CCU
2 stops25h 29mQatar Airways
Fri 13/303:25CCU - ONT
2 stops31h 35mQatar Airways
Deal found 31/12₹ 188,717
Fri 6/310:56ONT - CCU
2 stops25h 29mQatar Airways
Sat 28/303:20CCU - ONT
2 stops31h 40mQatar Airways
Deal found 30/12₹ 188,717
Sun 1/210:58ONT - CCU
2 stops25h 27mQatar Airways
Mon 23/203:25CCU - ONT
2 stops28h 44mQatar Airways
Deal found 29/12₹ 189,167

Find 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 1 January 2026.

Round-trip from

₹ 129,676

One-way from

₹ 48,617

Popular in

December

Cheapest in

August

Average price

₹ 119,970
Etihad Airways
  • Etihad Airways
  • 29/4-2/5
  • 4 total stops
  • 87h 19m total
  • Ontario to Kolkata
Search Deals
27/1
  • 27/1
  • 3 total stops
  • 47h 37m total
  • Ontario to Kolkata
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (₹ 1,373,494 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (₹ 257,294 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
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 1 January 2026.
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

Wed 29/4

23:25-20:20

2 stops32h 25m

Kolkata Netaji S. Chandra

Sat 2/5

03:45-22:09

2 stops54h 54m

₹ 129,676

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Mon 29/6

19:48-22:15

2 stops37h 57m

Kolkata Netaji S. Chandra

Wed 5/8

23:40-16:16

2 stops29h 06m

₹ 138,752

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Wed 29/4

10:39-02:20

2 stops27h 11m

Kolkata Netaji S. Chandra

Sat 2/5

03:50-23:59

2 stops32h 39m

₹ 144,953

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Fri 27/3

10:56-01:55

2 stops26h 29m

Kolkata Netaji S. Chandra

Tue 31/3

04:00-18:42

2 stops51h 12m

₹ 173,800

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Wed 28/1

10:58-01:55

2 stops25h 27m

Kolkata Netaji S. Chandra

Wed 18/2

03:25-18:39

2 stops28h 44m

₹ 176,046

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Thu 29/1

10:58-01:55

2 stops25h 27m

Kolkata Netaji S. Chandra

Thu 19/2

03:25-22:49

2 stops32h 54m

₹ 176,226

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Thu 5/3

07:00-01:55

2 stops29h 25m

Kolkata Netaji S. Chandra

Sat 28/3

03:20-22:30

2 stops31h 40m

₹ 178,473

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Wed 4/3

07:00-01:55

2 stops29h 25m

Kolkata Netaji S. Chandra

Fri 27/3

03:25-22:30

2 stops31h 35m

₹ 185,123

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Fri 6/3

10:56-01:55

2 stops25h 29m

Kolkata Netaji S. Chandra

Fri 13/3

03:25-22:30

2 stops31h 35m

₹ 188,717

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Fri 6/3

10:56-01:55

2 stops25h 29m

Kolkata Netaji S. Chandra

Sat 28/3

03:20-22:30

2 stops31h 40m

₹ 188,717

Flights are sorted by cheapest return flights first.

Deals found on 30/12

Showing 1-10 of 18 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 ₹ 68,927). Flying from Ontario to Kolkata in December is currently the most expensive (average of ₹ 113,590). 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.

  • How long is the flight from Ontario to Kolkata?

    For as low as ₹ 144,953, Etihad Airways can have you in Kolkata from Ontario in 27h 11m. The distance from Ontario to Kolkata is about 13124 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • 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 ₹ 68,927). Flying from Ontario to Kolkata in December is currently the most expensive (average of ₹ 113,590). 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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How does Cheapflights help users find flights from Ontario to Kolkata?

When you search for this flight from Ontario to Kolkata, 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 Ontario to Kolkata?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ontario to Kolkata for you. Better yet — we are completely free to use.

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

Yes! Cheapflights helps users easily find flights from Ontario to Kolkata with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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