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Cheap flights from Kolkata to Ontario from ₹ 70,861

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 15/10. Fares are subject to change and may not be available on all flights or dates of travel.
CCU — ONT
13 Aug — 20 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap 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 14 July 2026.

Sat 25/704:00
CCU
-
ONT
2 stops31h 41m
Qatar Airways
Fri 8/106:00
ONT
-
CCU
2 stops30h 25m
Qatar Airways
Deal found 13/7₹ 183,281
Sun 16/804:00
CCU
-
ONT
2 stops31h 41m
Qatar Airways
Mon 31/812:00
ONT
-
CCU
2 stops26h 00m
Qatar Airways
Deal found 13/7₹ 184,621
Mon 3/804:00
CCU
-
ONT
2 stops31h 41m
Qatar Airways
Sun 9/806:02
ONT
-
CCU
2 stops31h 58m
Qatar Airways
Deal found 12/7₹ 186,824
Mon 10/804:00
CCU
-
ONT
2 stops31h 41m
Qatar Airways
Mon 17/806:02
ONT
-
CCU
2 stops31h 58m
Qatar Airways
Deal found 13/7₹ 189,314
Wed 12/804:00
CCU
-
ONT
2 stops31h 41m
Qatar Airways
Wed 19/812:00
ONT
-
CCU
2 stops26h 00m
Qatar Airways
Deal found 13/7₹ 203,199
Fri 7/804:00
CCU
-
ONT
2 stops29h 00m
Qatar Airways
Fri 14/821:20
ONT
-
CCU
2 stops40h 40m
Qatar Airways
Deal found 10/7₹ 211,146
Sat 8/804:00
CCU
-
ONT
2 stops29h 00m
Qatar Airways
Sat 15/806:02
ONT
-
CCU
2 stops31h 58m
Qatar Airways
Deal found 9/7₹ 235,948
Sat 31/1003:25
CCU
-
ONT
2 stops32h 59m
Qatar Airways
Mon 30/1106:00
ONT
-
CCU
2 stops30h 25m
Qatar Airways
Deal found 10/7₹ 658,911
Wed 5/804:00
CCU
-
ONT
2 stops31h 41m
Qatar Airways
Mon 5/1011:13
ONT
-
CCU
2 stops26h 47m
Qatar Airways
Deal found 11/7₹ 735,709

Find 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 14 July 2026.

Round-trip from

₹ 183,281

One-way from

₹ 70,861

Popular in

July

Cheapest in

June

Average price

₹ 172,364
Qatar Airways
  • Qatar Airways
  • 25/7-8/1
  • 4 total stops
  • 62h 06m total
  • Kolkata to Ontario
Search Deals
15/10
  • 15/10
  • 2 total stops
  • 30h 00m total
  • Kolkata to Ontario
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (₹ 95,499 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (₹ 339,721 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

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 14 July 2026.
Use the filters below to find and compare flights from Kolkata to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Sat 25/7

04:00-23:11

2 stops31h 41m

Ontario

Fri 8/1

06:00-01:55

2 stops30h 25m

₹ 183,281
Fastest return journey

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Sun 16/8

04:00-23:11

2 stops31h 41m

Ontario

Mon 31/8

12:00-02:30

2 stops26h 00m

₹ 184,621

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Mon 3/8

04:00-23:11

2 stops31h 41m

Ontario

Sun 9/8

06:02-02:30

2 stops31h 58m

₹ 186,824

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Mon 10/8

04:00-23:11

2 stops31h 41m

Ontario

Mon 17/8

06:02-02:30

2 stops31h 58m

₹ 189,314

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Wed 12/8

04:00-23:11

2 stops31h 41m

Ontario

Wed 19/8

12:00-02:30

2 stops26h 00m

₹ 203,199

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Fri 7/8

04:00-20:30

2 stops29h 00m

Ontario

Fri 14/8

21:20-02:30

2 stops40h 40m

₹ 211,146

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Sat 8/8

04:00-20:30

2 stops29h 00m

Ontario

Sat 15/8

06:02-02:30

2 stops31h 58m

₹ 235,948

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Sat 31/10

03:25-23:54

2 stops32h 59m

Ontario

Mon 30/11

06:00-01:55

2 stops30h 25m

₹ 658,911

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Wed 5/8

04:00-23:11

2 stops31h 41m

Ontario

Mon 5/10

11:13-02:30

2 stops26h 47m

₹ 735,709
Cheapest one-way

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Wed 2/9

04:00-13:31

2 stops46h 01m

₹ 124,964

Flights are sorted by cheapest return flights first.

Deals found on 13/7

Showing 1-10 of 20 resultsSorted by cheapest first
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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.

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 ₹ 183,281, Qatar Airways can have you in Ontario from Kolkata in 31h 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.

See more FAQs

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Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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