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Cheap flights from Ontario to Kolkata from ₹ 52,464

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 23/5. 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 - 23:59
ONT
-
CCU
59h 19m
2 stops
Multiple Airlines Logo
00:30 - 18:00
CCU
-
ONT
30h 00m
2 stops
₹ 108,871Multiple Airlines
Wed, 29 Apr - Wed, 17 Jun
Multiple Airlines Logo
00:10 - 23:59
ONT
-
CCU
59h 19m
2 stops
Multiple Airlines Logo
00:30 - 18:00
CCU
-
ONT
30h 00m
2 stops
₹ 109,903Multiple Airlines
Wed, 29 Apr - Sun, 21 Jun
Multiple Airlines Logo
06:00 - 02:30
ONT
-
CCU
32h 00m
2 stops
Multiple Airlines Logo
04:00 - 23:59
CCU
-
ONT
32h 29m
2 stops
₹ 117,036Multiple Airlines
Fri, 17 Apr - Fri, 1 May
Qatar Airways Logo
06:00 - 02:30
ONT
-
CCU
32h 00m
2 stops
Qatar Airways Logo
04:00 - 23:59
CCU
-
ONT
32h 29m
2 stops
₹ 120,602Qatar Airways
Thu, 16 Apr - Fri, 1 May
Multiple Airlines Logo
06:00 - 02:30
ONT
-
CCU
32h 00m
2 stops
Multiple Airlines Logo
04:00 - 22:32
CCU
-
ONT
31h 02m
2 stops
₹ 120,790Multiple Airlines
Fri, 17 Apr - Sat, 2 May
Qatar Airways Logo
06:00 - 02:30
ONT
-
CCU
32h 00m
2 stops
Qatar Airways Logo
04:00 - 22:32
CCU
-
ONT
31h 02m
2 stops
₹ 124,263Qatar Airways
Thu, 16 Apr - Sat, 2 May
Qatar Airways Logo
19:59 - 02:30
ONT
-
CCU
42h 01m
2 stops
Qatar Airways Logo
04:00 - 23:58
CCU
-
ONT
32h 28m
2 stops
₹ 125,013Qatar Airways
Mon, 4 May - Sun, 31 May
Qatar Airways Logo
19:59 - 02:30
ONT
-
CCU
42h 01m
2 stops
Qatar Airways Logo
04:00 - 23:58
CCU
-
ONT
32h 28m
2 stops
₹ 128,674Qatar Airways
Fri, 8 May - Sun, 31 May
Multiple Airlines Logo
00:10 - 00:45
ONT
-
CCU
36h 05m
2 stops
Multiple Airlines Logo
02:00 - 18:00
CCU
-
ONT
28h 30m
2 stops
₹ 135,150Multiple Airlines
Wed, 6 May - Wed, 10 Jun
Multiple Airlines Logo
10:39 - 02:30
ONT
-
CCU
27h 21m
2 stops
Multiple Airlines Logo
04:00 - 23:58
CCU
-
ONT
32h 28m
2 stops
₹ 135,431Multiple Airlines
Thu, 30 Apr - Tue, 2 Jun

Qatar Airways flights from Ontario to Kolkata

Our best Qatar Airways deals on Ontario to Kolkata flight tickets
Qatar Airways
16 Apr
ONT06:00Ontario
32h 00m
2 stops
CCU02:30Kolkata Netaji S. Chandra
5 May
CCU04:00Kolkata Netaji S. Chandra
31h 02m
2 stops
ONT22:32Ontario
₹ 120,602
Qatar Airways
16 Apr
ONT06:00Ontario
32h 00m
2 stops
CCU02:30Kolkata Netaji S. Chandra
2 May
CCU04:00Kolkata Netaji S. Chandra
31h 02m
2 stops
ONT22:32Ontario
₹ 124,263
Qatar Airways
4 May
ONT19:59Ontario
42h 01m
2 stops
CCU02:30Kolkata Netaji S. Chandra
31 May
CCU04:00Kolkata Netaji S. Chandra
32h 28m
2 stops
ONT23:58Ontario
₹ 125,013

Air India flights from Ontario to Kolkata

Our best Air India deals on Ontario to Kolkata flight tickets
Air India
2 Jun
ONT22:41Ontario
29h 44m
2 stops
CCU16:55Kolkata Netaji S. Chandra
22 Sept
CCU12:55Kolkata Netaji S. Chandra
45h 04m
2 stops
ONT21:29Ontario
₹ 143,972
Air India
27 May
ONT22:41Ontario
31h 24m
2 stops
CCU18:35Kolkata Netaji S. Chandra
7 Jun
CCU23:00Kolkata Netaji S. Chandra
58h 17m
2 stops
ONT20:47Ontario
₹ 154,390
Air India
24 May
ONT22:41Ontario
31h 24m
2 stops
CCU18:35Kolkata Netaji S. Chandra
11 Jul
CCU23:00Kolkata Netaji S. Chandra
60h 10m
2 stops
ONT22:40Ontario
₹ 163,493

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 31 March 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

Cheapest return flight

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Wed 29/4

00:10-23:59

2 stops59h 19m

Kolkata Netaji S. Chandra

Wed 17/6

00:30-18:00

2 stops30h 00m

₹ 108,871

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Wed 29/4

00:10-23:59

2 stops59h 19m

Kolkata Netaji S. Chandra

Sun 21/6

00:30-18:00

2 stops30h 00m

₹ 109,903

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Fri 17/4

06:00-02:30

2 stops32h 00m

Kolkata Netaji S. Chandra

Fri 1/5

04:00-23:59

2 stops32h 29m

₹ 117,036

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Thu 16/4

06:00-02:30

2 stops32h 00m

Kolkata Netaji S. Chandra

Fri 1/5

04:00-23:59

2 stops32h 29m

₹ 120,602

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Fri 17/4

06:00-02:30

2 stops32h 00m

Kolkata Netaji S. Chandra

Sat 2/5

04:00-22:32

2 stops31h 02m

₹ 120,790

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Thu 16/4

06:00-02:30

2 stops32h 00m

Kolkata Netaji S. Chandra

Sat 2/5

04:00-22:32

2 stops31h 02m

₹ 124,263

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Mon 4/5

19:59-02:30

2 stops42h 01m

Kolkata Netaji S. Chandra

Sun 31/5

04:00-23:58

2 stops32h 28m

₹ 125,013

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Fri 8/5

19:59-02:30

2 stops42h 01m

Kolkata Netaji S. Chandra

Sun 31/5

04:00-23:58

2 stops32h 28m

₹ 128,674

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Wed 6/5

00:10-00:45

2 stops36h 05m

Kolkata Netaji S. Chandra

Wed 10/6

02:00-18:00

2 stops28h 30m

₹ 135,150
Fastest return journey

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Thu 30/4

10:39-02:30

2 stops27h 21m

Kolkata Netaji S. Chandra

Tue 2/6

04:00-23:58

2 stops32h 28m

₹ 135,431

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?

Etihad Airways is the most popular carrier 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

27h 21m

Direct flights

None
The fastest flight from Ontario to Kolkata takes 27h 21m
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 27h 21m.

  • 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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