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Cheap flights from Ontario to Kolkata from ₹ 54,053

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Kolkata departing on 23/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from Ontario to Kolkata

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
22:50 - 23:50
ONT
-
CCU
35h 30m2 stops
Multiple Airlines Logo
01:00 - 18:00
CCU
-
ONT
29h 30m2 stops
₹ 86,013Multiple Airlines
Mon, 23 Feb - Sun, 29 Mar
Multiple Airlines Logo
22:50 - 23:50
ONT
-
CCU
35h 30m2 stops
Multiple Airlines Logo
00:50 - 16:50
CCU
-
ONT
29h 30m2 stops
₹ 88,458Multiple Airlines
Mon, 26 Jan - Fri, 6 Mar
Multiple Airlines Logo
21:45 - 23:50
ONT
-
CCU
36h 35m2 stops
Multiple Airlines Logo
00:50 - 16:50
CCU
-
ONT
28h 30m2 stops
₹ 90,359Multiple Airlines
Mon, 2 Feb - Sun, 15 Mar
Multiple Airlines Logo
21:45 - 23:50
ONT
-
CCU
36h 35m2 stops
Multiple Airlines Logo
00:50 - 16:50
CCU
-
ONT
28h 30m2 stops
₹ 94,886Multiple Airlines
Mon, 2 Feb - Sun, 15 Mar
Multiple Airlines Logo
00:10 - 00:45
ONT
-
CCU
60h 05m2 stops
Multiple Airlines Logo
02:00 - 18:00
CCU
-
ONT
28h 30m2 stops
₹ 97,693Multiple Airlines
Sat, 9 May - Thu, 4 Jun
Multiple Airlines Logo
23:10 - 23:50
ONT
-
CCU
36h 10m2 stops
Multiple Airlines Logo
01:00 - 17:05
CCU
-
ONT
28h 35m2 stops
₹ 100,047Multiple Airlines
Wed, 22 Apr - Sun, 28 Jun
Multiple Airlines Logo
22:50 - 00:40
ONT
-
CCU
36h 20m2 stops
Multiple Airlines Logo
01:55 - 16:50
CCU
-
ONT
28h 25m2 stops
₹ 101,134Multiple Airlines
Tue, 20 Jan - Mon, 23 Feb
Qatar Airways Logo
06:00 - 01:55
ONT
-
CCU
30h 25m2 stops
Qatar Airways Logo
03:25 - 23:32
CCU
-
ONT
32h 37m2 stops
₹ 101,586Qatar Airways
Mon, 2 Feb - Sun, 15 Mar
Qatar Airways Logo
06:14 - 01:55
ONT
-
CCU
30h 11m2 stops
Qatar Airways Logo
03:25 - 22:44
CCU
-
ONT
31h 49m2 stops
₹ 105,118Qatar Airways
Fri, 27 Feb - Tue, 10 Mar
Multiple Airlines Logo
22:50 - 00:40
ONT
-
CCU
36h 20m2 stops
Multiple Airlines Logo
01:55 - 16:50
CCU
-
ONT
28h 25m2 stops
₹ 112,451Multiple Airlines
Sun, 4 Jan - Sat, 14 Feb

Qatar Airways flights from Ontario to Kolkata

Our best Qatar Airways deals on Ontario to Kolkata flight tickets
Qatar Airways
2 Feb
ONT06:00Ontario
30h 25m
2 stops
CCU01:55Kolkata Netaji S. Chandra
15 Mar
CCU03:25Kolkata Netaji S. Chandra
32h 37m
2 stops
ONT23:32Ontario
₹ 101,586
Find similar
Qatar Airways
27 Feb
ONT06:14Ontario
30h 11m
2 stops
CCU01:55Kolkata Netaji S. Chandra
10 Mar
CCU03:25Kolkata Netaji S. Chandra
31h 49m
2 stops
ONT22:44Ontario
₹ 105,118
Find similar
Qatar Airways
14 Feb
ONT06:14Ontario
30h 11m
2 stops
CCU01:55Kolkata Netaji S. Chandra
19 Feb
CCU03:25Kolkata Netaji S. Chandra
33h 37m
2 stops
ONT23:32Ontario
₹ 113,357
Find similar

momondo 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, momondo users made 59,053 searches. Data last updated 14 December 2025.
Use the filters below to find and compare flights from Ontario to Kolkata that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Mon 23/2

22:50-23:50

2 stops35h 30m

Kolkata Netaji S. Chandra

Sun 29/3

01:00-18:00

2 stops29h 30m

₹ 86,013

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Mon 26/1

22:50-23:50

2 stops35h 30m

Kolkata Netaji S. Chandra

Fri 6/3

00:50-16:50

2 stops29h 30m

₹ 88,458

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Mon 2/2

21:45-23:50

2 stops36h 35m

Kolkata Netaji S. Chandra

Sun 15/3

00:50-16:50

2 stops28h 30m

₹ 90,359

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Mon 2/2

21:45-23:50

2 stops36h 35m

Kolkata Netaji S. Chandra

Sun 15/3

00:50-16:50

2 stops28h 30m

₹ 94,886

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Sat 9/5

00:10-00:45

2 stops60h 05m

Kolkata Netaji S. Chandra

Thu 4/6

02:00-18:00

2 stops28h 30m

₹ 97,693

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Wed 22/4

23:10-23:50

2 stops36h 10m

Kolkata Netaji S. Chandra

Sun 28/6

01:00-17:05

2 stops28h 35m

₹ 100,047

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Tue 20/1

22:50-00:40

2 stops36h 20m

Kolkata Netaji S. Chandra

Mon 23/2

01:55-16:50

2 stops28h 25m

₹ 101,134

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Mon 2/2

06:00-01:55

2 stops30h 25m

Kolkata Netaji S. Chandra

Sun 15/3

03:25-23:32

2 stops32h 37m

₹ 101,586

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Fri 27/2

06:14-01:55

2 stops30h 11m

Kolkata Netaji S. Chandra

Tue 10/3

03:25-22:44

2 stops31h 49m

₹ 105,118

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Sun 4/1

22:50-00:40

2 stops36h 20m

Kolkata Netaji S. Chandra

Sat 14/2

01:55-16:50

2 stops28h 25m

₹ 112,451

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Kolkata from

How to get the cheapest flight ticket from Ontario to Kolkata

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Kolkata?

The cheapest day to depart on your flight to Kolkata is on a Sunday when prices can be found for as low as ₹ 117,794. This is often the case because there is less demand to fly during this day of the week. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Ontario to Kolkata for around ₹ 146,576.

What is the cheapest time of day to depart on your flight to Kolkata?

According to our data, the cheapest time of day to fly to Kolkata is in the afternoon. momondo users have found flights departing from Ontario to Kolkata in the afternoon for as low as ₹ 118,546. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the evening is when there is more demand to fly to Kolkata, so prices are often more expensive at around ₹ 137,496 per ticket.

When to book flights from Ontario to Kolkata

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Kolkata according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Ontario to Kolkata (ONT to CCU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Kolkata

Fastest flight time

26h 00m

Direct flights

None
The fastest flight from Ontario to Kolkata takes 26h 00m
There are no direct flights from Ontario to Kolkata. There are no popular flight routes from Ontario to Kolkata.
Search flight deals

  • How far is Ontario to Kolkata Netaji S. Chandra by plane?

    The distance between Ontario and Kolkata Netaji S. Chandra is about 13134.4 km. In terms of flight time, this usually takes a little over 26h 00m.

  • When did momondo last update prices for flights from Ontario Airport to Kolkata Netaji S. Chandra Airport?

    Prices for flights from Ontario Airport to Kolkata Netaji S. Chandra Airport refresh daily.

  • How old do you have to be to fly from Ontario Airport to Kolkata Netaji S. Chandra Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario Airport to Kolkata Netaji S. Chandra Airport.

  • What documentation or ID do you need to fly to Kolkata Netaji S. Chandra Airport?

    The travel and health documents you'll need for your trip to Kolkata Netaji S. Chandra Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Kolkata Netaji S. Chandra Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Kolkata?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Kolkata from Ontario.

Can I find flights from Ontario to Kolkata with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Ontario to Kolkata flights to just show those with flexible booking policies.

How can momondo help me find flights from Ontario to Kolkata?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to Kolkata.

I’m not ready to book a flight from Ontario to Kolkata right now. Can momondo alert me if prices change?

Price alerts on flights to Kolkata from Ontario are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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