Are direct flights from New Delhi to Sylhet always the best option?

Direct flights offer convenience by minimizing travel time and avoiding layovers. However, connecting flights can sometimes be more economical, especially if you are willing to accept a longer journey. Evaluate your priorities between cost savings and travel efficiency.

Can flexible travel dates help on New Delhi to Sylhet flights?

Yes, being flexible with your travel dates can often lead to finding cheaper flights. Prices can vary significantly depending on the day of the week or time of year. Adjusting your departure or return by a few days may unlock better fares.

What extra costs should I check before booking New Delhi to Sylhet flights?

Before booking, always check for potential extra costs such as baggage fees, seat selection charges, and in-flight services. Some airlines may also charge for printing boarding passes at the airport. Being aware of these additional fees can help you budget accurately.

Flights From New Delhi

To Sylhet

Cheap Flights from New Delhi to Sylhet

Browse current best options from New Delhi. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

New Delhi

RatePunk searches hundreds of travel sites at once for deals on flights to Sylhet

Prices updated 2 days ago

476 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Oct 12, 2026.)

Today’s best flight deals from New Delhi to Sylhet

Explore current cheapest deals departing from New Delhi to Sylhet

2026-11-19 – 2026-11-26
DEL - Sylhet
46% AI deal score
$260
$278
Round trip
2026-12-04 – 2026-12-25
DEL - Sylhet
46% AI deal score
$261
$287
Round trip
2026-11-27 – 2026-12-25
DEL - Sylhet
46% AI deal score
$238
$287
Round trip
2026-11-27 – 2026-12-17
DEL - Sylhet
46% AI deal score
$238
$287
Round trip
2026-12-04 – 2026-12-17
DEL - Sylhet
46% AI deal score
$268
$287
Round trip
2026-11-20 – 2026-12-17
DEL - Sylhet
46% AI deal score
$230
$287
Round trip
2026-12-04 – 2026-12-24
DEL - Sylhet
46% AI deal score
$261
$288
Round trip
2026-11-27 – 2026-12-24
DEL - Sylhet
46% AI deal score
$238
$288
Round trip
2026-11-20 – 2026-11-26
DEL - Sylhet
46% AI deal score
$260
$290
Round trip
2026-11-13 – 2026-11-26
DEL - Sylhet
46% AI deal score
$243
$290
Round trip

New Delhi to Sylhet: Overview

Insights for flights from New Delhi to Sylhet

Most itineraries for flights from New Delhi to Sylhet connect at least once, with 0% of recent fares being non-stop. For connecting itineraries, the typical number of connections is 2. This means that when searching for cheap flights from New Delhi to Sylhet, you should expect to include layovers in your travel plans.

A typical journey from New Delhi to Sylhet takes about 10h 20m, including connections. This duration accounts for the median travel time across all observed itineraries, reflecting the common experience for travelers on this route.

The route from New Delhi to Sylhet covers a distance of 1518 kilometers, classifying it as a medium-haul flight. This distance typically involves travel times that are longer than short-haul routes but shorter than long-haul international journeys.

When is the cheapest time to fly from New Delhi to Sylhet? The most affordable month to fly is September, with a median fare of $165. Following closely, July also offers competitive prices, with a median fare of $182. October presents another option, with a median fare of $197.

Fares for flights from New Delhi to Sylhet typically range from $124–$214, with a median of $197. Right now, fares are significantly below the typical level. Approximately 20% of recent fares were classified as a good price, indicating that finding a value deal is possible, though deals are infrequent — a price alert helps.

How much is a round trip from New Delhi to Sylhet

Regular price: $218 - $610

Prices for flights from New Delhi to Sylhet are currently within the regular range.

The regular price range for flights from New Delhi to Sylhet is between $218 and $610. The current lowest deal is $279 with Biman Bangladesh Airlines for travel from Nov 19-Nov 26.

now $279

Low $218

High $610

The cheapest time to fly from New Delhi to Sylhet

The cheapest month to fly from Delhi to Zunyi is September, with a median price of $165. The most expensive month is October, with a median price of $197. Prices are generally lower from July to September.

September

Cheapest

Flights from $165

October

Most Expensive

Flights from $197

Jul

Sep

Oct

Direct flights from New Delhi to Sylhet

IndiGo

Biman Bangladesh Airlines

British International Helicopters

Air India Limited

Last-minute flights going from New Delhi to Sylhet

Fri, Oct 9

⌛ Last-Minute

DEL - Sylhet

New Delhi (DEL) - Sylhet (ZYL)

Air India Limited, Biman Bangladesh Airlines

$353

$1,071

One-way

Fri, Oct 9

⌛ Last-Minute

DEL - Sylhet

New Delhi (DEL) - Sylhet (ZYL)

Air India Limited, Biman Bangladesh Airlines

$351

$1,076

One-way

Mon, Oct 12

⌛ Last-Minute

DEL - Sylhet

New Delhi (DEL) - Sylhet (ZYL)

Air India Limited

$300

$303

One-way

Mon, Oct 12

⌛ Last-Minute

DEL - Sylhet

New Delhi (DEL) - Sylhet (ZYL)

Air India Limited, Biman Bangladesh Airlines

$345

$556

One-way

Mon, Oct 19

⌛ Last-Minute

DEL - Sylhet

New Delhi (DEL) - Sylhet (ZYL)

Air India Limited, Biman Bangladesh Airlines

$289

$302

One-way

Mon, Oct 19

⌛ Last-Minute

DEL - Sylhet

New Delhi (DEL) - Sylhet (ZYL)

Air India Limited, Biman Bangladesh Airlines

$231

$313

One-way

Biggest price drops on these dates for flights from New Delhi to Sylhet

3 nights

Oct 19 - Oct 22

$291 → $307

1 night

Oct 21 - Oct 22

$285 → $311

7 nights

Dec 4 - Dec 11

$290 → $317

3 nights

Nov 27 - Nov 30

$270 → $301

11%

Popular Airports to fly from New Delhi to Sylhet

New Delhi - Sylhet route insights

💸 Price insights

Recent fares are below the typical level.

Recent fares from New Delhi to Sylhet are below the typical level at $279.

📅 Best time to fly

September is historically the cheapest month to fly.

Historically, September is the cheapest month to fly from New Delhi to Sylhet, with a median price of $165.

⏱️ Flight duration

The typical flight duration is 10h 20m.

The typical flight duration from New Delhi to Sylhet is 10h 20m, with 2 stopovers.

✈️ Airlines & availability

Connecting flights are dominant for this route.

Connecting flights are dominant for this route, with no direct flights available in the last 90 days.

🏆 Airline highlight

IndiGo offers the most direct deals.

IndiGo offers the most direct deals from New Delhi to Sylhet, with 61 direct deals found.

🎯 Booking tip

Deals are rare for this route.

Deals for flights from New Delhi to Sylhet are rare, occurring less than once a month.

New Delhi main airports to depart from

Indira Gandhi International (DEL)

Cheapest

Indira Gandhi International Airport (DEL) is a major hub for flights from New Delhi to Sylhet.

📍 ~12 km from New Delhi (reachable by car or train)

💸 Flights from ~$278

Sylhet main airports to arrive at

Osmani International (ZYL)

Cheapest

Osmani International Airport is a convenient arrival option for flights from New Delhi to Sylhet.

📍 ~7 km from Sylhet (reachable by car)

💸 Flights from ~$295

Airports nearby Sylhet used as alternative

Shahjalal International (DAC)

Shahjalal International is Bangladesh's primary international hub, offering high flight frequency and full cabin classes.

📍 ~200 km from Sylhet (road journey can be time-consuming due to traffic congestion).

💸 Flights from ~$155

Business & First Class Flight Deals to Sylhet

Discover luxury on the budget with premium cabin class on flights from New Delhi to Sylhet.

Elite

Best Elite deals to Sylhet

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From DEL

Elite

Oct 19

Sylhet, Bangladesh

78% AI deal score

$1,516

$882

Save $634

Air India Limited, +1

Business Class

From DEL

Elite

Oct 29

Sylhet, Bangladesh

77% AI deal score

$1,448

$855

Save $593

Biman Bangladesh Airlines

Business Class

From DEL

Elite

Oct 16

Sylhet, Bangladesh

77% AI deal score

$1,393

$856

Save $537

Air India Limited, +1

Business Class

From DEL

Elite

Oct 15

Sylhet, Bangladesh

77% AI deal score

$1,410

$862

Save $548

Biman Bangladesh Airlines

Business Class

From DEL

Elite

Oct 22

Sylhet, Bangladesh

77% AI deal score

$1,440

$862

Save $578

Biman Bangladesh Airlines

Business Class

From DEL

Elite

Oct 16

Sylhet, Bangladesh

77% AI deal score

$1,401

$869

Save $532

Air India Limited, +1

Business Class

From DEL

Elite

Oct 30

Sylhet, Bangladesh

77% AI deal score

$1,457

$882

Save $575

Air India Limited, +1

Business Class

From DEL

Elite

Oct 19

Sylhet, Bangladesh

77% AI deal score

$1,413

$882

Save $531

Air India Limited, +1

Business Class

From DEL

Elite

Oct 19

Sylhet, Bangladesh

77% AI deal score

$1,454

$900

Save $554

Air India Limited, +1

Business Class

From DEL

Elite

Oct 23

Sylhet, Bangladesh

77% AI deal score

$1,509

$919

Save $590

Air India Limited, +1

Business Class

From DEL

Elite

Oct 15

Sylhet, Bangladesh

76% AI deal score

$1,361

$862

Save $499

Biman Bangladesh Airlines

Business Class

From DEL

Elite

Oct 22

Sylhet, Bangladesh

76% AI deal score

$1,350

$862

Save $488

Biman Bangladesh Airlines

Business Class

Frequently Asked Questions About Flights to Sylhet

To find more affordable flights, consider being flexible with your travel dates and times. Comparing prices across different airlines and online travel agencies can also help you discover better deals. Setting up price alerts may notify you when fares drop for your desired route.

Booking in advance often provides more options and potentially lower prices, especially for popular routes. However, last-minute deals can sometimes appear, though they are less predictable. Monitoring price trends can help you decide on an optimal booking time.

Comparing nearby airports can sometimes reveal alternative flight options that might be more affordable or offer different schedules. While it may add to your ground travel, the potential savings could be significant. Always factor in the additional transportation time and cost.

Related routes

More routes from New Delhi

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New Delhi to Sylhet: Overview

Insights for flights from New Delhi to Sylhet

How much is a round trip from New Delhi to Sylhet

Regular price: $218 - $610

Prices for flights from New Delhi to Sylhet are currently within the regular range.

The regular price range for flights from New Delhi to Sylhet is between $218 and $610. The current lowest deal is $279 with Biman Bangladesh Airlines for travel from Nov 19-Nov 26.

now $279

Low $218

High $610

The cheapest time to fly from New Delhi to Sylhet

September

Cheapest

Flights from $165

October

Most Expensive

Flights from $197

Jul

Sep

Oct

Direct flights from New Delhi to Sylhet

IndiGo

Biman Bangladesh Airlines

British International Helicopters

Air India Limited

Last-minute flights going from New Delhi to Sylhet

Fri, Oct 9

⌛ Last-Minute

DEL - Sylhet

New Delhi (DEL) - Sylhet (ZYL)

Air India Limited, Biman Bangladesh Airlines

$353

$1,071

One-way

Fri, Oct 9

⌛ Last-Minute

DEL - Sylhet

New Delhi (DEL) - Sylhet (ZYL)

Air India Limited, Biman Bangladesh Airlines

$351

$1,076

One-way

Mon, Oct 12

⌛ Last-Minute

DEL - Sylhet

New Delhi (DEL) - Sylhet (ZYL)

Air India Limited

$300

$303

One-way

Mon, Oct 12

⌛ Last-Minute

DEL - Sylhet

New Delhi (DEL) - Sylhet (ZYL)

Air India Limited, Biman Bangladesh Airlines

$345

$556

One-way

Mon, Oct 19

⌛ Last-Minute

DEL - Sylhet

New Delhi (DEL) - Sylhet (ZYL)

Air India Limited, Biman Bangladesh Airlines

$289

$302

One-way

Mon, Oct 19

⌛ Last-Minute

DEL - Sylhet

New Delhi (DEL) - Sylhet (ZYL)

Air India Limited, Biman Bangladesh Airlines

$231

$313

One-way

Biggest price drops on these dates for flights from New Delhi to Sylhet

3 nights

Oct 19 - Oct 22

$291 → $307

1 night

Oct 21 - Oct 22

$285 → $311

7 nights

Dec 4 - Dec 11

$290 → $317

3 nights

Nov 27 - Nov 30

$270 → $301

11%

Popular Airports to fly from New Delhi to Sylhet

New Delhi - Sylhet route insights

💸 Price insights

Recent fares are below the typical level.

Recent fares from New Delhi to Sylhet are below the typical level at $279.

📅 Best time to fly

September is historically the cheapest month to fly.

Historically, September is the cheapest month to fly from New Delhi to Sylhet, with a median price of $165.

⏱️ Flight duration

The typical flight duration is 10h 20m.

The typical flight duration from New Delhi to Sylhet is 10h 20m, with 2 stopovers.

✈️ Airlines & availability

Connecting flights are dominant for this route.

Connecting flights are dominant for this route, with no direct flights available in the last 90 days.

🏆 Airline highlight

IndiGo offers the most direct deals.

IndiGo offers the most direct deals from New Delhi to Sylhet, with 61 direct deals found.

🎯 Booking tip

Deals are rare for this route.

Deals for flights from New Delhi to Sylhet are rare, occurring less than once a month.

New Delhi main airports to depart from

Indira Gandhi International (DEL)

Cheapest

Indira Gandhi International Airport (DEL) is a major hub for flights from New Delhi to Sylhet.

📍 ~12 km from New Delhi (reachable by car or train)

💸 Flights from ~$278

Sylhet main airports to arrive at

Osmani International (ZYL)

Cheapest

Osmani International Airport is a convenient arrival option for flights from New Delhi to Sylhet.

📍 ~7 km from Sylhet (reachable by car)

💸 Flights from ~$295

Airports nearby Sylhet used as alternative

Shahjalal International (DAC)

Shahjalal International is Bangladesh's primary international hub, offering high flight frequency and full cabin classes.

Sylhet, Bangladesh

76% AI deal score

$1,350

$862

Save $488

Biman Bangladesh Airlines

Business Class

Frequently Asked Questions About Flights to Sylhet

Cheap Flights from New Delhi to Sylhet

Today’s best flight deals from New Delhi to Sylhet

New Delhi to Sylhet: Overview

Insights for flights from New Delhi to Sylhet

How much is a round trip from New Delhi to Sylhet

The cheapest time to fly from New Delhi to Sylhet

Direct flights from New Delhi to Sylhet

Last-minute flights going from New Delhi to Sylhet

Biggest price drops on these dates for flights from New Delhi to Sylhet

Popular Airports to fly from New Delhi to Sylhet

New Delhi - Sylhet route insights

Recent fares are below the typical level.

September is historically the cheapest month to fly.

The typical flight duration is 10h 20m.

Connecting flights are dominant for this route.

IndiGo offers the most direct deals.

Deals are rare for this route.

New Delhi main airports to depart from

Sylhet main airports to arrive at

Airports nearby Sylhet used as alternative

Business & First Class Flight Deals to Sylhet

Best Elite deals to Sylhet

Oct 19

Oct 29

Oct 16

Oct 15

Oct 22

Oct 16

Oct 30

Oct 19

Oct 19

Oct 23

Oct 15

Oct 22

Frequently Asked Questions About Flights to Sylhet

How can I find cheap flights from New Delhi to Sylhet?

When should I book flights from New Delhi to Sylhet?

Should I compare nearby airports for flights from New Delhi to Sylhet?

Are direct flights from New Delhi to Sylhet always the best option?

Can flexible travel dates help on New Delhi to Sylhet flights?

What extra costs should I check before booking New Delhi to Sylhet flights?

Related routes

More routes from New Delhi

New Delhi to Sylhet: Overview

Insights for flights from New Delhi to Sylhet

How much is a round trip from New Delhi to Sylhet

The cheapest time to fly from New Delhi to Sylhet

Direct flights from New Delhi to Sylhet

Last-minute flights going from New Delhi to Sylhet

Biggest price drops on these dates for flights from New Delhi to Sylhet

Popular Airports to fly from New Delhi to Sylhet

New Delhi - Sylhet route insights

Recent fares are below the typical level.

September is historically the cheapest month to fly.

The typical flight duration is 10h 20m.

Connecting flights are dominant for this route.

IndiGo offers the most direct deals.

Deals are rare for this route.

New Delhi main airports to depart from

Sylhet main airports to arrive at

Airports nearby Sylhet used as alternative

Business & First Class Flight Deals to Sylhet

Best Elite deals to Sylhet

Oct 19

Oct 29

Oct 16

Oct 15

Oct 22

Oct 16

Oct 30

Oct 19

Oct 19

Oct 23

Oct 15

Oct 22

Frequently Asked Questions About Flights to Sylhet

How can I find cheap flights from New Delhi to Sylhet?

When should I book flights from New Delhi to Sylhet?

Should I compare nearby airports for flights from New Delhi to Sylhet?

Are direct flights from New Delhi to Sylhet always the best option?