Cheap Flights from Kolkata to Sylhet

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Compare Kolkata to Sylhet flight deals

Find the cheapest month or even day of the year to fly to Sylhet

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Find the cheapest month to fly from Kolkata to Sylhet

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Kolkata to Sylhet flights are currently cheapest in April.

Kolkata to Sylhet: Alternative routes

Compare routes from Kolkata to Sylhet below. You may find an airport to fly into that's cheaper, faster, or easier than Sylhet.

Kolkata to Sylhet: Flight information

The things to know before you go.
Cheapest flight found$317
Cheapest month to flyApril

Finding cheap flights from Kolkata to Sylhet: Frequently asked questions

The best price we found for a return flight from Kolkata to Sylhet is $317. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Kolkata to Sylhet. But we found flights with one or more stops from $317.
As of April 2025, there are no flights flying from Kolkata to Sylhet.
The cheapest month to fly from Kolkata to Sylhet is usually April 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Kolkata Airport to Sylhet Airport on Wednesday, 16 April 2025.
No airlines currently offer direct flights between Kolkata Airport and Sylhet Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Sylhet but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Sylhet is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Biman Bangladesh Airlines offers the cheapest flight tickets to Sylhet.

Travelling from Netaji Subhas Chandra Bose Airport (CCU) to Osmani International Airport (ZYL): what you need to know

  • During popular months like July, it's best to get to the airport even earlier. Plan to arrive two hours before domestic departures and four hours ahead of international flights whenever you're travelling during a high season in general.

  • Finding a stopover for flights from Netaji Subhas Chandra Bose Airport to Osmani International Airport is simple with our handy search tool. Just deselect 'Direct flights only' to view the available options. Hazrat Shahjalal International Airport is a sought-after stopover when travelling from CCU to ZYL.

  • To find out whether you need a visa to enter Bangladesh, check with your carrier and the local embassy or consulate. They'll provide you with the most up-to-date details, including additional documents you may need after booking your cheap ticket from CCU to ZYL.

How to find the cheapest flights from Netaji Subhas Chandra Bose Airport (CCU) to Osmani International Airport (ZYL)

  • $154 is the lowest price for a one-way ticket from Netaji Subhas Chandra Bose Airport to Osmani International Airport. Return flights start from $317. These prices may change based on demand.

  • Don't leave everything to the last moment. You're more likely to get cheap flight tickets from CCU to ZYL if you book ahead. Airlines often have some fantastic early bird deals.

  • The 'Whole month' search function shows you the cheapest tickets from Netaji Subhas Chandra Bose Airport to Osmani International Airport across every month. It's a good way to find a bargain if your plans are flexible.

  • Sign into your online account or use the app to create a Price Alert. You'll be notified straight away if there's a better deal on this route. It's easy to do, and it'll save you from looking for cheap flight tickets from CCU to ZYL every day.

  • Play around with filters to find the ideal journey for you. To see the 'Cheapest,' 'Best' or 'Fastest' flights from Netaji Subhas Chandra Bose Airport to Osmani International Airport, use the 'Sort by' tool. You can also filter results by departure and arrival times, airline, and number of stops.

Handy information about Netaji Subhas Chandra Bose Airport (CCU)

  • Travelling from central Kolkata to Netaji Subhas Chandra Bose Airport takes about 57 minutes by public transport. If you ride-share, drive or get a cab, you'll cover the 16 kilometres in 40 minutes or so, depending on traffic.

  • Searching for a convenient hotel close to CCU? If you're catching an early flight from Netaji Subhas Chandra Bose Airport to Osmani International Airport, these accommodation options will have you sleeping moments from check-in:

Arriving at Osmani International Airport (ZYL)

  • If you're coming in on a late flight from Netaji Subhas Chandra Bose Airport to Osmani International Airport, few things top the convenience of staying near the terminal. Pick up your bags from the carousel and then be showered and snoozing not long after at one of these options near ZYL:

Getting from Osmani International Airport (ZYL) to central Sylhet

  • From Osmani International Airport, Sylhet is approximately 10 kilometres away. It takes around 20 minutes to reach the centre driving.

When to fly to Osmani International Airport (ZYL)

  • July is the busiest month for flights from Netaji Subhas Chandra Bose Airport to Osmani International Airport. To avoid the crowds, travel to Sylhet in February.

  • When reserving your flight from Netaji Subhas Chandra Bose Airport to Osmani International Airport, consider the kind of weather you like. April is the warmest month in Sylhet, with the temperature ranging from 21ºC to 35ºC.

  • Search for cheap flight tickets from CCU to ZYL in January if you'd rather travel during cooler conditions. Temperatures are at their lowest around then, ranging between 12ºC and 28ºC on average.

More about Sylhet

  • Flight from CCU to ZYL? Booked. A place to stay in Sylhet? We can help with that too. Base yourself at Excelsior Sylhet Resort or Excelsior Sylhet Hotel & Resort.

  • There are so many things to discover in this city it can be hard to work out where to begin. Ratargul Swamp Forest Boat Station, Shahi Eidgah Walkway and Ali Amjad Clock Tower are popular attractions which should be on any well-planned Sylhet itinerary.

Complete your Sylhet trip with hotels and a car rental

  • After you've secured your cheap ticket to Osmani International Airport, check out the lowest prices and exclusive rates for hotels. You can also compare a range of car rental companies in one go to get the best car rental price for your Sylhet escape.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.