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Cheap flights from Ontario to Kolkata from ₹ 54,190

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 26/2. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — CCU
16 mar. — 23 mar.1
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 14 februar 2026.

lø. 28/222:50
ONT
-
CCU
2 stops35h 30m
Multiple Airlines
sø. 5/401:00
CCU
-
ONT
2 stops53h 30m
Multiple Airlines
Deal found 12/2₹ 90,075
fr. 27/222:50
ONT
-
CCU
2 stops35h 30m
Multiple Airlines
ma. 9/300:50
CCU
-
ONT
2 stops29h 30m
Multiple Airlines
Deal found 12/2₹ 93,791
fr. 27/222:50
ONT
-
CCU
2 stops36h 20m
Multiple Airlines
ti. 10/301:55
CCU
-
ONT
2 stops28h 25m
Multiple Airlines
Deal found 12/2₹ 98,140
to. 26/206:14
ONT
-
CCU
2 stops30h 11m
Qatar Airways
ma. 9/303:25
CCU
-
ONT
2 stops31h 49m
Qatar Airways
Deal found 10/2₹ 103,487
to. 26/212:02
ONT
-
CCU
2 stops24h 23m
Multiple Airlines
ma. 9/303:25
CCU
-
ONT
2 stops31h 49m
Multiple Airlines
Deal found 13/2₹ 104,756
lø. 28/212:02
ONT
-
CCU
2 stops24h 23m
Qatar Airways
on. 6/504:00
CCU
-
ONT
2 stops31h 02m
Qatar Airways
Deal found 12/2₹ 107,293
ti. 3/312:02
ONT
-
CCU
2 stops24h 23m
Qatar Airways
ti. 17/303:25
CCU
-
ONT
2 stops33h 04m
Qatar Airways
Deal found 13/2₹ 113,727
to. 5/306:14
ONT
-
CCU
2 stops30h 11m
Qatar Airways
ti. 17/303:25
CCU
-
ONT
2 stops33h 04m
Qatar Airways
Deal found 13/2₹ 118,077
lø. 28/206:14
ONT
-
CCU
2 stops30h 11m
Qatar Airways
ti. 17/303:25
CCU
-
ONT
2 stops33h 04m
Qatar Airways
Deal found 13/2₹ 121,701
sø. 29/300:10
ONT
-
CCU
2 stops36h 05m
Multiple Airlines
sø. 5/402:00
CCU
-
ONT
2 stops28h 30m
Multiple Airlines
Deal found 13/2₹ 122,155

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 14 februar 2026.

Round-trip from

₹ 90,075

One-way from

₹ 54,190

Popular in

April

Cheapest in

August

Average price

₹ 112,640
28/2-5/4
  • 28/2-5/4
  • 4 total stops
  • 89h 00m total
  • Ontario to Kolkata
Search Deals
Qatar Airways
  • Qatar Airways
  • 26/2
  • 2 total stops
  • 30h 11m total
  • Ontario to Kolkata
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (₹ 563,794 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (₹ 222,055 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 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 14 februar 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

lø. 28/2

22:50-23:50

2 stops35h 30m

Kolkata Netaji S. Chandra

sø. 5/4

01:00-18:00

2 stops53h 30m

₹ 90,075

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

fr. 27/2

22:50-00:40

2 stops36h 20m

Kolkata Netaji S. Chandra

ti. 10/3

01:55-17:50

2 stops28h 25m

₹ 98,140

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

to. 26/2

06:14-01:55

2 stops30h 11m

Kolkata Netaji S. Chandra

ma. 9/3

03:25-22:44

2 stops31h 49m

₹ 103,487

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

on. 15/4

06:00-02:30

2 stops32h 00m

Kolkata Netaji S. Chandra

ti. 2/6

04:00-23:58

2 stops32h 28m

₹ 104,756

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

to. 26/2

12:02-01:55

2 stops24h 23m

Kolkata Netaji S. Chandra

ma. 9/3

03:25-22:44

2 stops31h 49m

₹ 104,756

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

ti. 3/3

12:02-01:55

2 stops24h 23m

Kolkata Netaji S. Chandra

ma. 9/3

03:25-22:44

2 stops31h 49m

₹ 104,756

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

to. 16/4

10:33-02:30

2 stops27h 27m

Kolkata Netaji S. Chandra

ma. 1/6

04:00-23:58

2 stops32h 28m

₹ 105,209

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

on. 25/2

12:02-01:55

2 stops24h 23m

Kolkata Netaji S. Chandra

ma. 9/3

03:25-22:44

2 stops31h 49m

₹ 105,209

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

fr. 27/2

21:45-23:50

2 stops36h 35m

Kolkata Netaji S. Chandra

ma. 9/3

00:50-16:50

2 stops52h 30m

₹ 116,627

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

to. 5/3

06:14-01:55

2 stops30h 11m

Kolkata Netaji S. Chandra

ti. 17/3

03:25-23:59

2 stops33h 04m

₹ 118,077

Flights are sorted by cheapest return flights first.

Deals found on 10/2

Showing 1-10 of 20 results
1
2

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 ₹ 71,227). Flying from Ontario to Kolkata in December is currently the most expensive (average of ₹ 114,180). 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 ₹ 103,487, Qatar Airways can have you in Kolkata from Ontario in 30h 11m. The distance from Ontario to Kolkata is about 13124 km.

  • 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 ₹ 71,227). Flying from Ontario to Kolkata in December is currently the most expensive (average of ₹ 114,180). 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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