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฿12,629+ Cheap flights to Sylhet

— ZYL
2 Oct — 9 Oct1
1 adult
1 adult, Economy, 0 bags

Flights to Sylhet in 2026

Enter your travel dates to find the best prices.

Best flights to Sylhet

Mon 18/116:15 -
1 stop24h 10m
Mon 1/210:55 -
1 stop27h 05m
Deal found 1/9฿12,629
Thu 21/110:55 -
1 stop4h 25m
Sun 31/112:10 -
2 stops15h 45m
Deal found 1/9฿15,454
Sat 16/110:55 -
1 stop4h 25m
Sun 31/114:50 -
2 stops13h 05m
Deal found 1/9฿16,285
Thu 21/110:55 -
1 stop4h 25m
Sat 30/108:35 -
1 stop7h 35m
Deal found 1/9฿17,415
Tue 19/110:55 -
1 stop4h 25m
Fri 29/108:35 -
1 stop7h 35m
Deal found 1/9฿17,881
Mon 22/211:10 -
2 stops29h 15m
Mon 8/312:10 -
2 stops20h 55m
Deal found 1/9฿47,560
Mon 18/123:00 -
2 stops23h 40m
Mon 1/215:50 -
2 stops17h 15m
Deal found 1/9฿53,708

Find flight deals to Sylhet

Return from

฿12,397
บิมานบังคลาเทศแอร์ไลน์
  • บิมานบังคลาเทศแอร์ไลน์
  • 22/2-8/3
  • 2 total stops
  • 35h 20m total
  • Bangkok to Sylhet
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights to Sylhet that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

BangkokSylhet

BKK Bangkok Suvarnabhumi - ZYL Sylhet Osmani Intl

BKKZYL

Bangkok Suvarnabhumi

Mon 18/1

16:15-15:25

1 stop24h 10m

Sylhet Osmani Intl

Mon 1/2

10:55-15:00

1 stop27h 05m

฿12,629

BangkokSylhet

BKK Bangkok Suvarnabhumi - ZYL Sylhet Osmani Intl

BKKZYL

Bangkok Suvarnabhumi

Thu 21/1

10:55-14:20

1 stop4h 25m

Sylhet Osmani Intl

Sun 31/1

12:10-04:55

2 stops15h 45m

฿15,454

BangkokSylhet

BKK Bangkok Suvarnabhumi - ZYL Sylhet Osmani Intl

BKKZYL

Bangkok Suvarnabhumi

Sat 16/1

10:55-14:20

1 stop4h 25m

Sylhet Osmani Intl

Sun 31/1

14:50-04:55

2 stops13h 05m

฿16,285
Fastest return journey

BangkokSylhet

BKK Bangkok Suvarnabhumi - ZYL Sylhet Osmani Intl

BKKZYL

Bangkok Suvarnabhumi

Thu 21/1

10:55-14:20

1 stop4h 25m

Sylhet Osmani Intl

Sat 30/1

08:35-17:10

1 stop7h 35m

฿17,415

BangkokSylhet

BKK Bangkok Suvarnabhumi - ZYL Sylhet Osmani Intl

BKKZYL

Bangkok Suvarnabhumi

Tue 19/1

10:55-14:20

1 stop4h 25m

Sylhet Osmani Intl

Fri 29/1

08:35-17:10

1 stop7h 35m

฿17,881

BangkokSylhet

DMK Bangkok Don Mueang Intl - ZYL Sylhet Osmani Intl

DMKZYL

Bangkok Don Mueang Intl

Mon 22/2

11:10-15:25

2 stops29h 15m

Sylhet Osmani Intl

Mon 8/3

12:10-10:05

2 stops20h 55m

฿47,560

BangkokSylhet

DMK Bangkok Don Mueang Intl - ZYL Sylhet Osmani Intl

DMKZYL

Bangkok Don Mueang Intl

Mon 18/1

23:00-21:40

2 stops23h 40m

Sylhet Osmani Intl

Mon 1/2

15:50-10:05

2 stops17h 15m

฿53,708

Flights are sorted by cheapest return flights first.

Deals found on 1/9

Sorted by cheapest first

Best time to book a flight to Sylhet

Have a flexible travel schedule? Discover the best time to fly to Sylhet with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight to Sylhet

How long is the flight to Sylhet?

On average, a flight from Bangkok to Sylhet takes 20 hours 40 minutes. Flights to Sylhet from other popular cities in Thailand will vary in length. Below are a few examples of popular routes and their flight times.

Rainfall in Sylhet by month

In terms of precipitation, rainfall in Sylhet ranges from 8.0 - 812.0 mm per month. June is typically the wettest month, when rainfall can reach 812.0 mm. December is typically the driest time to visit Sylhet when rainfall is around 8.0 mm.

Temperature in Sylhet by month

If weather is an important factor for your trip to Sylhet, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 18.0 C).

FAQs about flying to Sylhet

  • What airport do you fly into for flights to Sylhet?

    Travellers will need to book flights to Osmani Intl (ZYL) if they wish to fly to Sylhet. The Sylhet airport is 6.9 km from the city centre.

  • Can I find cheaper flights to Sylhet if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Sylhet on Cheapflights that require 1 or 2 stops for potential cost savings.

  • Where does the fastest flight to Sylhet depart from?

    For those looking to save time traveling to Sylhet, Bangkok offers the quickest one-way flight (17 hours 40 minutes).

  • Does Sylhet Osmani Intl have rental cars?

    Yes. Those touching down at Sylhet Osmani Intl can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Sylhet Osmani Intl?

    Yes. Sylhet Osmani Intl has hotels nearby for those requiring accommodations. Grand Sylhet Hotel & Resort is the closest property to Sylhet Osmani Intl (0.0 km away from Sylhet Osmani Intl).

See more FAQs

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Yes! Cheapflights helps users easily find flights to Sylhet with no change fees.

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