Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Ontario to Kolkata from $598

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 3/25. 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
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Ontario to Kolkata

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:50 pm - 11:50 pm
ONT
-
CCU
35h 30m
2 stops
Multiple Airlines Logo
1:00 am - 6:00 pm
CCU
-
ONT
53h 30m
2 stops
$994Multiple Airlines
Sat, Feb 28 - Sun, Apr 5
Multiple Airlines Logo
10:50 pm - 11:50 pm
ONT
-
CCU
35h 30m
2 stops
Multiple Airlines Logo
12:50 am - 5:50 pm
CCU
-
ONT
29h 30m
2 stops
$1,035Multiple Airlines
Fri, Feb 27 - Mon, Mar 9
Multiple Airlines Logo
10:50 pm - 12:40 am
ONT
-
CCU
36h 20m
2 stops
Multiple Airlines Logo
1:55 am - 5:50 pm
CCU
-
ONT
28h 25m
2 stops
$1,083Multiple Airlines
Fri, Feb 27 - Tue, Mar 10
Qatar Airways Logo
6:14 am - 1:55 am
ONT
-
CCU
30h 11m
2 stops
Qatar Airways Logo
3:25 am - 10:44 pm
CCU
-
ONT
31h 49m
2 stops
$1,142Qatar Airways
Thu, Feb 26 - Mon, Mar 9
Multiple Airlines Logo
12:02 pm - 1:55 am
ONT
-
CCU
24h 23m
2 stops
Multiple Airlines Logo
3:25 am - 10:44 pm
CCU
-
ONT
31h 49m
2 stops
$1,156Multiple Airlines
Thu, Feb 26 - Mon, Mar 9
Qatar Airways Logo
6:14 am - 1:55 am
ONT
-
CCU
30h 11m
2 stops
Qatar Airways Logo
3:25 am - 10:44 pm
CCU
-
ONT
31h 49m
2 stops
$1,161Qatar Airways
Thu, Feb 26 - Mon, Mar 9
Qatar Airways Logo
12:02 pm - 1:55 am
ONT
-
CCU
24h 23m
2 stops
Qatar Airways Logo
4:00 am - 10:32 pm
CCU
-
ONT
31h 02m
2 stops
$1,184Qatar Airways
Sat, Feb 28 - Wed, May 6
Qatar Airways Logo
12:02 pm - 1:55 am
ONT
-
CCU
24h 23m
2 stops
Qatar Airways Logo
3:25 am - 11:59 pm
CCU
-
ONT
33h 04m
2 stops
$1,255Qatar Airways
Tue, Mar 3 - Tue, Mar 17
Qatar Airways Logo
6:14 am - 1:55 am
ONT
-
CCU
30h 11m
2 stops
Qatar Airways Logo
3:25 am - 11:59 pm
CCU
-
ONT
33h 04m
2 stops
$1,303Qatar Airways
Thu, Mar 5 - Tue, Mar 17
Qatar Airways Logo
6:14 am - 1:55 am
ONT
-
CCU
30h 11m
2 stops
Qatar Airways Logo
3:25 am - 11:59 pm
CCU
-
ONT
33h 04m
2 stops
$1,343Qatar Airways
Sat, Feb 28 - Tue, Mar 17

Qatar Airways flights from Ontario to Kolkata

Our best Qatar Airways deals on Ontario to Kolkata flight tickets
Qatar Airways
Feb 26
ONT6:14 amOntario
30h 11m
2 stops
CCU1:55 amKolkata Netaji S. Chandra
Mar 9
CCU3:25 amKolkata Netaji S. Chandra
31h 49m
2 stops
ONT10:44 pmOntario
$1,142
Qatar Airways
Feb 26
ONT6:14 amOntario
30h 11m
2 stops
CCU1:55 amKolkata Netaji S. Chandra
Mar 9
CCU3:25 amKolkata Netaji S. Chandra
31h 49m
2 stops
ONT10:44 pmOntario
$1,161
Qatar Airways
Feb 28
ONT12:02 pmOntario
24h 23m
2 stops
CCU1:55 amKolkata Netaji S. Chandra
May 6
CCU4:00 amKolkata Netaji S. Chandra
31h 02m
2 stops
ONT10:32 pmOntario
$1,184

Air India flights from Ontario to Kolkata

Our best Air India deals on Ontario to Kolkata flight tickets
Air India
Jun 22
ONT11:59 pmOntario
28h 21m
2 stops
CCU4:50 pmKolkata Netaji S. Chandra
Sep 5
CCU9:00 pmKolkata Netaji S. Chandra
38h 10m
2 stops
ONT10:40 pmOntario
$1,884
Air India
Jun 22
ONT11:59 pmOntario
28h 21m
2 stops
CCU4:50 pmKolkata Netaji S. Chandra
Sep 5
CCU11:00 pmKolkata Netaji S. Chandra
60h 10m
2 stops
ONT10:40 pmOntario
$6,206

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated February 14, 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

Sat 2/28

10:50 pm-11:50 pm

2 stops35h 30m

Kolkata Netaji S. Chandra

Sun 4/5

1:00 am-6:00 pm

2 stops53h 30m

$994

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Fri 2/27

10:50 pm-11:50 pm

2 stops35h 30m

Kolkata Netaji S. Chandra

Mon 3/9

12:50 am-5:50 pm

2 stops29h 30m

$1,035

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Fri 2/27

10:50 pm-12:40 am

2 stops36h 20m

Kolkata Netaji S. Chandra

Tue 3/10

1:55 am-5:50 pm

2 stops28h 25m

$1,083

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Thu 2/26

6:14 am-1:55 am

2 stops30h 11m

Kolkata Netaji S. Chandra

Mon 3/9

3:25 am-10:44 pm

2 stops31h 49m

$1,142

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Thu 2/26

12:02 pm-1:55 am

2 stops24h 23m

Kolkata Netaji S. Chandra

Mon 3/9

3:25 am-10:44 pm

2 stops31h 49m

$1,156

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Thu 2/26

6:14 am-1:55 am

2 stops30h 11m

Kolkata Netaji S. Chandra

Mon 3/9

3:25 am-10:44 pm

2 stops31h 49m

$1,161

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Sat 2/28

12:02 pm-1:55 am

2 stops24h 23m

Kolkata Netaji S. Chandra

Wed 5/6

4:00 am-10:32 pm

2 stops31h 02m

$1,184

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Tue 3/3

12:02 pm-1:55 am

2 stops24h 23m

Kolkata Netaji S. Chandra

Tue 3/17

3:25 am-11:59 pm

2 stops33h 04m

$1,255

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Thu 3/5

6:14 am-1:55 am

2 stops30h 11m

Kolkata Netaji S. Chandra

Tue 3/17

3:25 am-11:59 pm

2 stops33h 04m

$1,303

OntarioKolkata

ONT - CCU

ONTCCU

Ontario

Sat 2/28

6:14 am-1:55 am

2 stops30h 11m

Kolkata Netaji S. Chandra

Tue 3/17

3:25 am-11:59 pm

2 stops33h 04m

$1,343

Flights are sorted by cheapest round-trip flights first.

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

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?

On average, the least expensive day to fly to Kolkata from Ontario is on a Thursday. momondo users have found tickets for Thursday departures for as low as $1,068. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Kolkata on Saturday is $1,234.

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 round-trip 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 8161.4 mi. Flights usually cover this in 24h 23m, depending on flying conditions and air traffic around both airports.

  • 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 are refreshed on a daily basis.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for 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 required for your trip to Kolkata Netaji S. Chandra Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Kolkata Netaji S. Chandra Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Kolkata. momondo saves you time and could save you money on your trip.

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

Flights from Ontario to Kolkata with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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?

If you are simply researching potential flights to Kolkata, momondo offers a useful price alert feature which will track prices for flights to Kolkata from Ontario and alert you when they change.

An easier way to manage your Kolkata trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 3/16
Mon 3/23
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to India

Airports servicing West Bengal

Bagdogra Airport