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Cheap flights from Ontario to Kolkata from ₹ 53,634

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 5/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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
00:10 - 04:35
ONT
-
CCU
39h 55m
2 stops
Multiple Airlines Logo
20:20 - 18:00
CCU
-
ONT
34h 10m
2 stops
₹ 87,336Multiple Airlines
Sun, 12 Apr - Thu, 23 Apr
Qatar Airways Logo
06:14 - 01:55
ONT
-
CCU
30h 11m
2 stops
Qatar Airways Logo
03:25 - 22:44
CCU
-
ONT
31h 49m
2 stops
₹ 103,462Qatar Airways
Thu, 26 Feb - Mon, 9 Mar
Qatar Airways Logo
06:14 - 01:55
ONT
-
CCU
30h 11m
2 stops
Qatar Airways Logo
03:25 - 22:44
CCU
-
ONT
31h 49m
2 stops
₹ 105,002Qatar Airways
Thu, 26 Feb - Mon, 9 Mar
Qatar Airways Logo
10:33 - 02:30
ONT
-
CCU
27h 27m
2 stops
Qatar Airways Logo
04:00 - 23:58
CCU
-
ONT
32h 28m
2 stops
₹ 105,184Qatar Airways
Thu, 16 Apr - Mon, 1 Jun
Qatar Airways Logo
06:00 - 02:30
ONT
-
CCU
32h 00m
2 stops
Qatar Airways Logo
04:00 - 23:58
CCU
-
ONT
32h 28m
2 stops
₹ 108,626Qatar Airways
Thu, 16 Apr - Sun, 31 May
Multiple Airlines Logo
06:14 - 01:55
ONT
-
CCU
30h 11m
2 stops
Multiple Airlines Logo
03:25 - 23:32
CCU
-
ONT
32h 37m
2 stops
₹ 115,512Multiple Airlines
Sun, 1 Mar - Thu, 12 Mar
Multiple Airlines Logo
21:45 - 23:50
ONT
-
CCU
36h 35m
2 stops
Multiple Airlines Logo
00:50 - 16:50
CCU
-
ONT
52h 30m
2 stops
₹ 116,599Multiple Airlines
Fri, 27 Feb - Mon, 9 Mar
Multiple Airlines Logo
00:10 - 22:20
ONT
-
CCU
33h 40m
3 stops
Multiple Airlines Logo
23:05 - 18:00
CCU
-
ONT
31h 25m
3 stops
₹ 120,404Multiple Airlines
Sun, 12 Apr - Thu, 23 Apr
Multiple Airlines Logo
19:48 - 22:15
ONT
-
CCU
37h 57m
2 stops
Multiple Airlines Logo
23:40 - 16:16
CCU
-
ONT
29h 06m
2 stops
₹ 124,481Multiple Airlines
Thu, 11 Jun - Wed, 24 Jun
Qatar Airways Logo
06:14 - 01:55
ONT
-
CCU
30h 11m
2 stops
Qatar Airways Logo
03:25 - 23:32
CCU
-
ONT
32h 37m
2 stops
₹ 126,655Qatar Airways
Thu, 26 Feb - Sun, 8 Mar

Qatar Airways flights from Ontario to Kolkata

Our best Qatar Airways deals on Ontario to Kolkata flight tickets
Qatar Airways
26 Feb
ONT06:14Ontario
30h 11m
2 stops
CCU01:55Kolkata Netaji S. Chandra
9 Mar
CCU03:25Kolkata Netaji S. Chandra
31h 49m
2 stops
ONT22:44Ontario
₹ 103,462
Qatar Airways
26 Feb
ONT06:14Ontario
30h 11m
2 stops
CCU01:55Kolkata Netaji S. Chandra
9 Mar
CCU03:25Kolkata Netaji S. Chandra
31h 49m
2 stops
ONT22:44Ontario
₹ 105,002
Qatar Airways
16 Apr
ONT10:33Ontario
27h 27m
2 stops
CCU02:30Kolkata Netaji S. Chandra
1 Jun
CCU04:00Kolkata Netaji S. Chandra
32h 28m
2 stops
ONT23:58Ontario
₹ 105,184

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 11 February 2026.
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

Sun 12/4

00:10-04:35

2 stops39h 55m

Kolkata Netaji S. Chandra

Thu 23/4

20:20-18:00

2 stops34h 10m

₹ 87,336

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Thu 26/2

06:14-01:55

2 stops30h 11m

Kolkata Netaji S. Chandra

Mon 9/3

03:25-22:44

2 stops31h 49m

₹ 103,462

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Thu 26/2

06:14-01:55

2 stops30h 11m

Kolkata Netaji S. Chandra

Mon 9/3

03:25-22:44

2 stops31h 49m

₹ 105,002

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Thu 16/4

10:33-02:30

2 stops27h 27m

Kolkata Netaji S. Chandra

Mon 1/6

04:00-23:58

2 stops32h 28m

₹ 105,184

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Thu 16/4

06:00-02:30

2 stops32h 00m

Kolkata Netaji S. Chandra

Sun 31/5

04:00-23:58

2 stops32h 28m

₹ 108,626

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Sun 1/3

06:14-01:55

2 stops30h 11m

Kolkata Netaji S. Chandra

Thu 12/3

03:25-23:32

2 stops32h 37m

₹ 115,512

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Fri 27/2

21:45-23:50

2 stops36h 35m

Kolkata Netaji S. Chandra

Mon 9/3

00:50-16:50

2 stops52h 30m

₹ 116,599

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Sun 12/4

00:10-22:20

3 stops33h 40m

Kolkata Netaji S. Chandra

Thu 23/4

23:05-18:00

3 stops31h 25m

₹ 120,404

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Thu 11/6

19:48-22:15

2 stops37h 57m

Kolkata Netaji S. Chandra

Wed 24/6

23:40-16:16

2 stops29h 06m

₹ 124,481

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Thu 26/2

06:14-01:55

2 stops30h 11m

Kolkata Netaji S. Chandra

Sun 8/3

03:25-23:32

2 stops32h 37m

₹ 126,655

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 airline that flies from Ontario to Kolkata Netaji S. Chandra?

Qatar Airways and Air India are the most popular carriers operating from Ontario to Kolkata Netaji S. Chandra

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

24h 23m

Direct flights

None
The fastest flight from Ontario to Kolkata takes 24h 23m
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 24h 23m.

  • 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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