How long is the flight from Kolkata to Ontario?

For as low as ₹ 138,940, Qatar Airways can have you in Ontario from Kolkata in 30h 58m. There are 13124 km between Kolkata and Ontario. Find deals

In terms of precipitation, rainfall in Ontario ranges from 3.0 - 86.0 inches per month. February is typically the wettest month, when rainfall can reach 86.0 mm. June is typically the driest time to visit Ontario when rainfall is around 3.0 mm. Find deals

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 26.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 12.0 C). Find deals

How far in advance should I book a flight from Kolkata to Ontario?

To save up to 34% on this flight, we recommend booking at least 46 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Kolkata to Ontario from ₹ 87,110 1-2 weeks out and tickets from ₹ 178,923 for flights departing within the next 72 hours. Find deals

What is the cheapest month to fly from Kolkata to Ontario?

April is one of the best times of the year to fly to Ontario from Kolkata. Prices for April average ₹ 118,505 per person but you can even find prices for as low as ₹ 71,691. The most expensive prices can be found in the month of November. Opting for a April flight can save you 13% on your journey compared to booking in November

What is the cheapest time of day to fly from CCU to ONT?

When flying from Kolkata to Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

₹ 67,684+ Flights from Kolkata to Ontario

Cheap flight deals from Kolkata to Ontario

Round-trip from	₹ 89,723
One-way from	₹ 67,684
Popular in	November
Cheapest in	April
Average price	₹ 124,393

4/12-4/3
4 total stops
66h 10m total
Kolkata to Ontario

Search Deals

Etihad Airways
26/9
2 total stops
29h 59m total
Kolkata to Ontario

Search Deals

Highest demand for flights based on searches. 5% potential increase in price (₹ 644,284 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (₹ 124,720 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2025

Search Deals

Find flight deals from Kolkata to Ontario

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 20 August 2025.

Thu 4/1200:30CCU - ONT

2 stops29h 30mMultiple Airlines

Wed 4/321:45ONT - CCU

2 stops36h 40mMultiple Airlines

Deal found 20/8₹ 89,723

Tue 4/1103:25CCU - ONT

2 stops30h 58mQatar Airways

Mon 8/1206:00ONT - CCU

2 stops30h 25mQatar Airways

Deal found 20/8₹ 138,940

Sun 14/903:50CCU - ONT

2 stops27h 34mQatar Airways

Mon 22/910:53ONT - CCU

2 stops26h 57mQatar Airways

Deal found 18/8₹ 140,247

Thu 13/1103:25CCU - ONT

2 stops33h 37mQatar Airways

Mon 22/1219:18ONT - CCU

2 stops41h 07mQatar Airways

Deal found 20/8₹ 144,341

Mon 17/1103:25CCU - ONT

2 stops30h 58mQatar Airways

Sun 21/1206:00ONT - CCU

2 stops30h 25mQatar Airways

Deal found 20/8₹ 149,654

Sun 16/1103:25CCU - ONT

2 stops30h 58mQatar Airways

Wed 17/1206:00ONT - CCU

2 stops30h 25mQatar Airways

Deal found 20/8₹ 152,878

Fri 14/1123:40CCU - ONT

2 stops29h 07mMultiple Airlines

Mon 22/1219:18ONT - CCU

2 stops37h 37mMultiple Airlines

Deal found 20/8₹ 167,686

Mon 15/921:30CCU - ONT

2 stops36h 29mEtihad Airways

Mon 22/922:56ONT - CCU

2 stops39h 34mEtihad Airways

Deal found 18/8₹ 214,900

Mon 20/1003:50CCU - ONT

2 stops27h 13mQatar Airways

Thu 6/1111:59ONT - CCU

2 stops24h 26mQatar Airways

Deal found 20/8₹ 464,643

Best flights from Kolkata to Ontario
Discover carefully curated flight deals from Kolkata to Ontario that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 August 2025.

Thu 4/1200:30CCU - ONT

2 stops29h 30mMultiple Airlines

Wed 4/321:45ONT - CCU

2 stops36h 40mMultiple Airlines

Deal found 20/8₹ 89,723

Tue 4/1103:25CCU - ONT

2 stops30h 58mQatar Airways

Mon 8/1206:00ONT - CCU

2 stops30h 25mQatar Airways

Deal found 20/8₹ 138,940

Mon 15/921:30CCU - ONT

2 stops36h 29mEtihad Airways

Mon 22/922:56ONT - CCU

2 stops39h 34mEtihad Airways

Deal found 18/8₹ 214,900

Sun 14/903:50CCU - ONT

2 stops27h 34mQatar Airways

Mon 22/910:53ONT - CCU

2 stops26h 57mQatar Airways

Deal found 18/8₹ 140,247

Thu 13/1103:25CCU - ONT

2 stops33h 37mQatar Airways

Mon 22/1219:18ONT - CCU

2 stops41h 07mQatar Airways

Deal found 20/8₹ 144,341

Fri 14/1123:40CCU - ONT

2 stops29h 07mMultiple Airlines

Mon 22/1219:18ONT - CCU

2 stops37h 37mMultiple Airlines

Deal found 20/8₹ 167,686

Mon 17/1103:25CCU - ONT

2 stops30h 58mQatar Airways

Sun 21/1206:00ONT - CCU

2 stops30h 25mQatar Airways

Deal found 20/8₹ 149,654

Sun 16/1103:25CCU - ONT

2 stops30h 58mQatar Airways

Wed 17/1206:00ONT - CCU

2 stops30h 25mQatar Airways

Deal found 20/8₹ 152,878

Mon 20/1003:50CCU - ONT

2 stops27h 13mQatar Airways

Thu 6/1111:59ONT - CCU

2 stops24h 26mQatar Airways

Deal found 20/8₹ 464,643

Last-minute flights from Kolkata to Ontario
Discover last-minute flight deals from Kolkata to Ontario. Data last updated 20 August 2025 and is based on user searches.

Sun 14/903:50CCU - ONT

2 stops27h 34mQatar Airways

Mon 22/910:53ONT - CCU

2 stops26h 57mQatar Airways

Deal found 18/8₹ 140,247

Mon 15/921:30CCU - ONT

2 stops36h 29mEtihad Airways

Mon 22/922:56ONT - CCU

2 stops39h 34mEtihad Airways

Deal found 18/8₹ 214,900

One-way flights from Kolkata to Ontario
Search for one-way flight options from Kolkata to Ontario. Find affordable one-way fares based on user searches. Data last updated 20 August 2025.

Fri 26/904:00CCU - ONT

2 stops29h 59mEtihad Airways

Deal found 19/8₹ 67,684

Thu 25/903:50CCU - ONT

2 stops27h 27mQatar Airways

Deal found 19/8₹ 96,866

Tue 30/1203:25CCU - ONT

2 stops28h 29mQatar Airways

Deal found 20/8₹ 102,528

Tue 6/103:25CCU - ONT

2 stops28h 22mQatar Airways

Deal found 20/8₹ 128,574

Mon 5/103:25CCU - ONT

2 stops34h 19mQatar Airways

Deal found 20/8₹ 141,031

Wed 31/1203:25CCU - ONT

2 stops27h 53mQatar Airways

Deal found 20/8₹ 147,651

Sun 4/103:25CCU - ONT

2 stops28h 29mMultiple Airlines

Deal found 20/8₹ 154,794

Sun 4/103:25CCU - ONT

2 stops34h 19mQatar Airways

Deal found 20/8₹ 156,449

Thu 1/103:25CCU - ONT

2 stops27h 53mQatar Airways

Deal found 18/8₹ 172,129

Fri 2/103:25CCU - ONT

2 stops27h 53mQatar Airways

Deal found 20/8₹ 172,739

Sat 22/1103:25CCU - ONT

2 stops28h 32mQatar Airways

Deal found 18/8₹ 245,214

Fly from

Fly to

Route

Depart

Return

Price

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Thu 4/12

00:30-16:30

2 stops29h 30m

Ontario

Wed 4/3

21:45-23:55

2 stops36h 40m

₹ 89,723

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Tue 4/11

03:25-20:53

2 stops30h 58m

Ontario

Mon 8/12

06:00-01:55

2 stops30h 25m

₹ 138,940

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Sun 14/9

03:50-18:54

2 stops27h 34m

Ontario

Mon 22/9

10:53-02:20

2 stops26h 57m

₹ 140,247

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Thu 13/11

03:25-23:32

2 stops33h 37m

Ontario

Mon 22/12

19:18-01:55

2 stops41h 07m

₹ 144,341

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Mon 17/11

03:25-20:53

2 stops30h 58m

Ontario

Sun 21/12

06:00-01:55

2 stops30h 25m

₹ 149,654

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Sun 16/11

03:25-20:53

2 stops30h 58m

Ontario

Wed 17/12

06:00-01:55

2 stops30h 25m

₹ 152,878

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Fri 14/11

23:40-15:17

2 stops29h 07m

Ontario

Mon 22/12

19:18-22:25

2 stops37h 37m

₹ 167,686

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Mon 15/9

21:30-21:29

2 stops36h 29m

Ontario

Mon 22/9

22:56-03:00

2 stops39h 34m

₹ 214,900

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Mon 20/10

03:50-18:33

2 stops27h 13m

Ontario

Thu 6/11

11:59-01:55

2 stops24h 26m

₹ 464,643

KolkataOntario

CCU - ONT

CCUONT

Kolkata Netaji S. Chandra

Fri 26/9

04:00-21:29

2 stops29h 59m

₹ 67,684

Flights are sorted by cheapest return flights first.

Deals found on 19/8

Showing 1-10 of 20 results

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

How long is the flight from Kolkata to Ontario?
For as low as ₹ 138,940, Qatar Airways can have you in Ontario from Kolkata in 30h 58m. 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Kolkata to Ontario

Kolkata to San Francisco flights

Kolkata to Los Angeles flights

Kolkata to San Jose flights

Kolkata to Las Vegas flights

Kolkata to Burbank flights

Kolkata to San Diego flights

Fly with Cheapflights

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Kolkata to Ontario from ₹ 67,684

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 26/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Kolkata to Ontario

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Kolkata to Ontario

Cheapest flights from Kolkata to OntarioExplore 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 20 August 2025.

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 20 August 2025.

Cheapflights Fare Finder

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

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.

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?

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

How can I find direct flights from Kolkata to Ontario?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Kolkata to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

Fly with Cheapflights

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?

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

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

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

100% Free

Book with Flexibility

Travel Smart

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 20 August 2025.