Which airports can I use when flying from Ontario to Kolkata?

Flights from Ontario to Kolkata usually depart from Ontario (ONT) and arrive at Kolkata Netaji S. Chandra (CCU).

What popular places can I visit in Kolkata?

Some of the most popular sights in Kolkata are National Library and Alipur Zoo. These are among the most viewed places in Kolkata on KAYAK.

Do I need a passport to fly from Ontario to Kolkata?

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Have flight prices from Ontario to Kolkata changed much recently?

Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about ₹ 135,983 to ₹ 1,223,352. That means the highest observed fare was about 9x higher than the lowest one.

How are flight prices from Ontario to Kolkata looking right now?

One-way fares from Ontario to Kolkata are currently lower than usual. Average one-way flight prices are about ₹ 70,088, which is 5% below the typical average for this route.

What is the time difference between Ontario and Kolkata?

Kolkata is 12 hours ahead of Ontario (India Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

Cheap Flights from Ontario to Kolkata | KAYAK

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Cheapest one-way flight

₹ 63,856

Typical prices: ₹ 70,297-₹ 85,587

Multiple Airlines

Sun 14/1

ONT - CCU • 2 stops

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Cheap Flights from Ontario to Kolkata (ONT-CCU)

Discover the best prices for you by selecting your travel dates on KAYAK.

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One-way

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Recent return flight deals from Ontario to Kolkata

Mon, 2 Nov - Thu, 12 Nov

22:50 - 00:40ONT Ontario-CCU Kolkata Netaji S. Chandra

36h 20m2 stops Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi

01:55 - 17:05CCU Kolkata Netaji S. Chandra-ONT Ontario

52h 40m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl

₹ 135,983Multiple Airlines

Tue, 13 Oct - Fri, 6 Nov

00:10 - 23:50ONT Ontario-CCU Kolkata Netaji S. Chandra

35h 10m2 stops Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi

00:30 - 17:05CCU Kolkata Netaji S. Chandra-ONT Ontario

30h 05m3 stops Bangkok Don Mueang Intl Ho Chi Minh City Taipei City Taiwan Taoyuan Intl

₹ 136,175Multiple Airlines

Tue, 12 Jan - Sat, 16 Jan

22:50 - 16:15ONT Ontario-CCU Kolkata Netaji S. Chandra

27h 55m2 stops Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi

01:55 - 17:05CCU Kolkata Netaji S. Chandra-ONT Ontario

28h 40m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl

₹ 138,291Multiple Airlines

Tue, 13 Oct - Fri, 6 Nov

00:10 - 00:10ONT Ontario-CCU Kolkata Netaji S. Chandra

35h 30m3 stops Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi Mumbai Chhatrapati Shivaji Intl

00:30 - 15:55CCU Kolkata Netaji S. Chandra-ONT Ontario

28h 55m3 stops Bangkok Don Mueang Intl Ho Chi Minh City Taipei City Taiwan Taoyuan Intl

₹ 138,387Multiple Airlines

Mon, 30 Nov - Tue, 19 Jan

22:50 - 00:40ONT Ontario-CCU Kolkata Netaji S. Chandra

36h 20m2 stops Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi

01:55 - 17:05CCU Kolkata Netaji S. Chandra-ONT Ontario

52h 40m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl

₹ 139,156Multiple Airlines

Sun, 17 Jan - Thu, 28 Jan

22:50 - 00:40ONT Ontario-CCU Kolkata Netaji S. Chandra

36h 20m2 stops Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi

01:55 - 17:05CCU Kolkata Netaji S. Chandra-ONT Ontario

28h 40m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl

₹ 140,599Multiple Airlines

Mon, 9 Nov - Thu, 12 Nov

22:50 - 00:40ONT Ontario-CCU Kolkata Netaji S. Chandra

36h 20m2 stops Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi

01:55 - 17:05CCU Kolkata Netaji S. Chandra-ONT Ontario

28h 40m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl

₹ 143,003Multiple Airlines

Tue, 10 Nov - Sun, 6 Dec

22:50 - 00:40ONT Ontario-CCU Kolkata Netaji S. Chandra

36h 20m2 stops Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi

01:55 - 17:05CCU Kolkata Netaji S. Chandra-ONT Ontario

52h 40m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl

₹ 143,965Multiple Airlines

Wed, 13 Jan - Sat, 16 Jan

22:50 - 16:15ONT Ontario-CCU Kolkata Netaji S. Chandra

51h 55m2 stops Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi

01:55 - 17:05CCU Kolkata Netaji S. Chandra-ONT Ontario

28h 40m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl

₹ 146,080Multiple Airlines

Sun, 8 Nov - Sun, 29 Nov

22:50 - 00:40ONT Ontario-CCU Kolkata Netaji S. Chandra

36h 20m2 stops Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi

01:55 - 17:05CCU Kolkata Netaji S. Chandra-ONT Ontario

52h 40m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl

₹ 147,138Multiple Airlines

Recent last minute flight deals from Ontario to Kolkata

Mon, 5 Oct - Sun, 18 Oct

06:02 - 02:10ONT Ontario-CCU Kolkata Netaji S. Chandra

31h 38m2 stops Seattle/Tacoma Intl Doha Hamad Intl

03:40 - 23:42CCU Kolkata Netaji S. Chandra-ONT Ontario

32h 32m2 stops Doha Hamad Intl Seattle/Tacoma Intl

₹ 141,657Multiple Airlines

Sun, 4 Oct - Sun, 18 Oct

18:56 - 02:10ONT Ontario-CCU Kolkata Netaji S. Chandra

42h 44m2 stops Seattle/Tacoma Intl Doha Hamad Intl

03:40 - 23:42CCU Kolkata Netaji S. Chandra-ONT Ontario

32h 32m2 stops Doha Hamad Intl Seattle/Tacoma Intl

₹ 142,426Multiple Airlines

Mon, 5 Oct - Sun, 18 Oct

00:10 - 22:45ONT Ontario-CCU Kolkata Netaji S. Chandra

34h 05m3 stops Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi Mumbai Chhatrapati Shivaji Intl

01:00 - 18:00CCU Kolkata Netaji S. Chandra-ONT Ontario

29h 30m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl

₹ 145,696Multiple Airlines

Sat, 3 Oct - Sun, 18 Oct

11:13 - 02:10ONT Ontario-CCU Kolkata Netaji S. Chandra

26h 27m2 stops Seattle/Tacoma Intl Doha Hamad Intl

03:40 - 23:42CCU Kolkata Netaji S. Chandra-ONT Ontario

32h 32m2 stops Doha Hamad Intl Seattle/Tacoma Intl

₹ 146,465Qatar Airways

Mon, 5 Oct - Sun, 18 Oct

06:02 - 02:10ONT Ontario-CCU Kolkata Netaji S. Chandra

31h 38m2 stops Seattle/Tacoma Intl Doha Hamad Intl

03:40 - 23:42CCU Kolkata Netaji S. Chandra-ONT Ontario

32h 32m2 stops Doha Hamad Intl Seattle/Tacoma Intl

₹ 149,927Qatar Airways

Sat, 3 Oct - Fri, 16 Oct

06:02 - 02:10ONT Ontario-CCU Kolkata Netaji S. Chandra

31h 38m2 stops Seattle/Tacoma Intl Doha Hamad Intl

03:40 - 10:17CCU Kolkata Netaji S. Chandra-ONT Ontario

43h 07m2 stops Doha Hamad Intl Seattle/Tacoma Intl

₹ 151,081Qatar Airways

Sat, 3 Oct - Sun, 18 Oct

06:02 - 02:10ONT Ontario-CCU Kolkata Netaji S. Chandra

31h 38m2 stops Seattle/Tacoma Intl Doha Hamad Intl

03:40 - 23:42CCU Kolkata Netaji S. Chandra-ONT Ontario

32h 32m2 stops Doha Hamad Intl Seattle/Tacoma Intl

₹ 151,658Multiple Airlines

Sun, 4 Oct - Sun, 18 Oct

00:10 - 22:45ONT Ontario-CCU Kolkata Netaji S. Chandra

34h 05m3 stops Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi Mumbai Chhatrapati Shivaji Intl

01:00 - 18:00CCU Kolkata Netaji S. Chandra-ONT Ontario

29h 30m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl

₹ 152,043Multiple Airlines

Sun, 4 Oct - Sun, 18 Oct

00:10 - 22:45ONT Ontario-CCU Kolkata Netaji S. Chandra

34h 05m3 stops Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi Mumbai Chhatrapati Shivaji Intl

19:15 - 18:00CCU Kolkata Netaji S. Chandra-ONT Ontario

35h 15m3 stops New Delhi Indira Gandhi Intl Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl

₹ 153,293Multiple Airlines

Sun, 4 Oct - Mon, 19 Oct

00:10 - 22:45ONT Ontario-CCU Kolkata Netaji S. Chandra

34h 05m3 stops Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi Mumbai Chhatrapati Shivaji Intl

19:15 - 18:00CCU Kolkata Netaji S. Chandra-ONT Ontario

35h 15m3 stops New Delhi Indira Gandhi Intl Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl

₹ 153,389Multiple Airlines

Useful Info

Cheapest flight	₹ 63,856

One-way flight from Ontario to Kolkata

When to book flights from Ontario to Kolkata

Are your dates flexible? Find out the best times to travel from Ontario to Kolkata based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated return price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Do I need a passport to fly from Ontario to Kolkata?
Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.
Have flight prices from Ontario to Kolkata changed much recently?
Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about ₹ 135,983 to ₹ 1,223,352. That means the highest observed fare was about 9x higher than the lowest one.
How are flight prices from Ontario to Kolkata looking right now?
One-way fares from Ontario to Kolkata are currently lower than usual. Average one-way flight prices are about ₹ 70,088, which is 5% below the typical average for this route.
Which airports can I use when flying from Ontario to Kolkata?
Flights from Ontario to Kolkata usually depart from Ontario (ONT) and arrive at Kolkata Netaji S. Chandra (CCU).
What is the time difference between Ontario and Kolkata?
Kolkata is 12 hours ahead of Ontario (India Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.
What popular places can I visit in Kolkata?
Some of the most popular sights in Kolkata are National Library and Alipur Zoo. These are among the most viewed places in Kolkata on KAYAK.

If you're arriving late at night and need somewhere to stay, check out these hotels close to Kolkata Netaji S. Chandra Airport.

• Ethnotel, Kolkata Airport

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ONT - CCU

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Everything you should know

Cheap Flights from Ontario to Kolkata (ONT-CCU)

Recent return flight deals from Ontario to Kolkata

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Recent last minute flight deals from Ontario to Kolkata

Key details for Ontario to Kolkata flights

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When to book flights from Ontario to Kolkata

Your Ontario to Kolkata flight questions, answered

Your guide to booking Ontario to Kolkata flights

More options for your flight from Ontario to Kolkata

Complete your trip to Kolkata with a hotel stay or car hire

Information on your arrival and departure airports

Cabin class types available on flights from Ontario to Kolkata

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