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Cheap flights from Kolkata to Ontario from ₹ 70,637

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 15/2. Fares are subject to change and may not be available on all flights or dates of travel.
CCU — ONT
28 Dec — 4 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Kolkata to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Kolkata (CCU) to Ontario (ONT). 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 28 November 2025.

Round-trip from

₹ 106,804

One-way from

₹ 70,637

Popular in

June

Cheapest in

April

Average price

₹ 110,197
Qatar Airways
  • Qatar Airways
  • 27/1-1/4
  • 4 total stops
  • 57h 11m total
  • Kolkata to Ontario
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15/2
  • 15/2
  • 2 total stops
  • 33h 37m total
  • Kolkata to Ontario
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (₹ 576,075 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease (₹ 79,573 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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Find flight deals from Kolkata to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Kolkata to Ontario
Explore the most affordable flight options available from Kolkata to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 November 2025.

Wed 3/1203:25CCU - ONT
2 stops28h 38mMultiple Airlines
Sun 4/116:36ONT - CCU
2 stops43h 49mMultiple Airlines
Deal found 28/11₹ 161,010

Cheapflights Fare Finder

 
Customise your flight search to find flights from Kolkata to Ontario 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 28 November 2025.
Use the filters below to find and compare flights from Kolkata to Ontario that are best for you.

Fly from

Kolkata

Fly to

Ontario

Route

Depart

Return

Price

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Tue 27/1

03:25-20:36

2 stops30h 41m

Ontario

Wed 1/4

11:30-02:30

2 stops26h 30m

₹ 106,804

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Sun 26/4

03:50-18:19

2 stops26h 59m

Ontario

Mon 7/9

06:00-02:30

2 stops32h 00m

₹ 127,968

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Mon 27/4

03:50-18:19

2 stops26h 59m

Ontario

Tue 8/9

12:00-02:30

2 stops26h 00m

₹ 127,968

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Tue 28/4

03:50-22:38

2 stops31h 18m

Ontario

Tue 8/9

06:00-02:30

2 stops32h 00m

₹ 127,968

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Mon 27/4

03:50-18:19

2 stops26h 59m

Ontario

Mon 7/9

12:00-02:30

2 stops26h 00m

₹ 127,968

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Sun 26/4

03:50-18:19

2 stops26h 59m

Ontario

Wed 2/9

06:00-02:30

2 stops32h 00m

₹ 127,968

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Wed 29/4

03:50-18:19

2 stops26h 59m

Ontario

Wed 2/9

06:00-02:30

2 stops32h 00m

₹ 127,968

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Fri 1/5

03:50-18:19

2 stops26h 59m

Ontario

Wed 2/9

06:00-02:30

2 stops32h 00m

₹ 130,826

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Fri 1/5

03:50-18:19

2 stops26h 59m

Ontario

Tue 8/9

06:00-02:30

2 stops32h 00m

₹ 130,826

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Thu 30/4

03:50-22:38

2 stops31h 18m

Ontario

Wed 2/9

12:00-02:30

2 stops26h 00m

₹ 130,826

Flights are sorted by cheapest return flights first.

Deals found on 27/11

Showing 1-10 of 21 results
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Best time to book a flight from Kolkata to Ontario

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

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

Currently, April is the cheapest month in which you can book a flight from Kolkata to Ontario (average of ₹ 73,673). Flying from Kolkata to Ontario in July is currently the most expensive (average of ₹ 110,912). 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 Kolkata to Ontario. 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 Kolkata to Ontario?

    For as low as ₹ 106,804, Qatar Airways can have you in Ontario from Kolkata in 30h 41m. There are 13124 km between Kolkata and Ontario.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Kolkata to Ontario (average of ₹ 73,673). Flying from Kolkata to Ontario in July is currently the most expensive (average of ₹ 110,912). 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 Kolkata to Ontario?

Deals for Kolkata to Ontario flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Kolkata to Ontario?

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

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

Yes, we can. To see specific flights from Kolkata to Ontario 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 Kolkata to Ontario become cheaper?

Yes, Cheapflights offers price alerts on Kolkata to Ontario flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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