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Cheap flights from Kolkata to Ontario from ₹ 73,122

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 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
CCU — ONT
14 Jun — 21 Jun1
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 15 May 2026.

Fri 22/504:00
CCU
-
ONT
2 stops55h 08m
Qatar Airways
Sat 1/806:02
ONT
-
CCU
2 stops31h 58m
Qatar Airways
Deal found 13/5₹ 129,111
Mon 22/623:30
CCU
-
ONT
2 stops31h 00m
Multiple Airlines
Mon 6/700:45
ONT
-
CCU
2 stops34h 35m
Multiple Airlines
Deal found 14/5₹ 132,078
Wed 20/504:00
CCU
-
ONT
2 stops45h 58m
Qatar Airways
Sat 8/806:02
ONT
-
CCU
2 stops31h 58m
Qatar Airways
Deal found 15/5₹ 132,461
Fri 22/504:00
CCU
-
ONT
2 stops45h 58m
Qatar Airways
Sat 8/806:02
ONT
-
CCU
2 stops31h 58m
Qatar Airways
Deal found 15/5₹ 135,332
Sat 23/504:00
CCU
-
ONT
2 stops47h 39m
Qatar Airways
Tue 4/812:04
ONT
-
CCU
2 stops25h 56m
Qatar Airways
Deal found 15/5₹ 142,415
Fri 4/1203:25
CCU
-
ONT
2 stops32h 44m
Qatar Airways
Fri 15/106:00
ONT
-
CCU
2 stops30h 25m
Qatar Airways
Deal found 15/5₹ 143,755
Tue 14/704:00
CCU
-
ONT
2 stops31h 41m
Qatar Airways
Sun 13/906:00
ONT
-
CCU
2 stops32h 00m
Qatar Airways
Deal found 10/5₹ 145,095
Sat 23/504:00
CCU
-
ONT
2 stops47h 39m
Qatar Airways
Fri 7/821:20
ONT
-
CCU
2 stops40h 40m
Qatar Airways
Deal found 15/5₹ 145,286
Thu 13/804:00
CCU
-
ONT
2 stops31h 41m
Qatar Airways
Mon 26/1018:54
ONT
-
CCU
2 stops42h 31m
Qatar Airways
Deal found 14/5₹ 147,392

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 15 May 2026.

Round-trip from

₹ 132,078

One-way from

₹ 73,122

Popular in

January

Cheapest in

November

Average price

₹ 127,197
22/6-6/7
  • 22/6-6/7
  • 4 total stops
  • 65h 35m total
  • Kolkata to Ontario
Search Deals
2/6
  • 2/6
  • 2 total stops
  • 30h 05m total
  • Kolkata to Ontario
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (₹ 995,319 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (₹ 290,147 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 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 15 May 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

Sun 21/6

02:00-18:00

2 stops28h 30m

Ontario

Mon 6/7

00:45-20:15

3 stops31h 00m

₹ 142,893

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Tue 14/7

04:00-23:11

2 stops31h 41m

Ontario

Sun 13/9

06:00-02:30

2 stops32h 00m

₹ 145,095

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Thu 16/7

04:00-23:11

2 stops31h 41m

Ontario

Mon 14/9

12:10-02:30

2 stops25h 50m

₹ 148,540

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Mon 1/6

04:00-23:58

2 stops32h 28m

Ontario

Wed 15/7

06:02-02:30

2 stops31h 58m

₹ 150,263

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Wed 15/7

04:00-23:11

2 stops31h 41m

Ontario

Mon 14/9

12:10-02:30

2 stops25h 50m

₹ 157,920

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Fri 17/7

04:00-23:11

2 stops31h 41m

Ontario

Sun 13/9

06:00-02:30

2 stops32h 00m

₹ 164,236

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Thu 4/6

04:00-22:39

2 stops31h 09m

Ontario

Tue 20/10

10:25-02:30

2 stops27h 35m

₹ 164,811
Fastest return journey

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Tue 2/6

04:00-19:56

2 stops28h 26m

Ontario

Wed 5/8

12:04-02:30

2 stops25h 56m

₹ 188,547

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Fri 19/6

04:00-19:56

2 stops28h 26m

Ontario

Tue 30/6

12:04-02:30

2 stops25h 56m

₹ 564,970

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Mon 3/8

04:00-23:11

2 stops31h 41m

Ontario

Thu 28/1

12:00-01:55

2 stops24h 25m

₹ 567,171

Flights are sorted by cheapest return flights first.

Deals found on 15/5

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 ₹ 145,095, 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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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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