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£549+ Direct flights to Sylhet

This is the cheapest price on a non-stop flight to Sylhet found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/2. Fares are subject to change and may not be available on all flights or dates of travel.
— ZYL
20 Feb — 27 Feb1
1 adult
1 adult, Economy, 0 bags

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Cheapest flights to Sylhet
Explore the most affordable flight options available to Sylhet. Find the lowest fares based on data from user searches, with prices last updated on 21 January 2026.

Thu 16/419:40
LHR
-
ZYL
Nonstop9h 45m
Biman Bangladesh
Wed 6/509:35
ZYL
-
LHR
Nonstop11h 20m
Biman Bangladesh
Deal found 19/1£735
Sun 1/318:15
LHR
-
ZYL
Nonstop9h 40m
Biman Bangladesh
Wed 18/310:25
ZYL
-
LHR
Nonstop11h 40m
Biman Bangladesh
Deal found 20/1£748
Wed 15/418:20
LHR
-
ZYL
Nonstop9h 45m
Biman Bangladesh
Wed 6/509:35
ZYL
-
LHR
Nonstop11h 20m
Biman Bangladesh
Deal found 19/1£766
Fri 8/518:20
LHR
-
ZYL
Nonstop9h 45m
Biman Bangladesh
Fri 29/509:35
ZYL
-
LHR
Nonstop11h 20m
Biman Bangladesh
Deal found 19/1£770
Sun 21/618:20
LHR
-
ZYL
Nonstop9h 45m
Biman Bangladesh
Fri 17/709:35
ZYL
-
LHR
Nonstop11h 20m
Biman Bangladesh
Deal found 19/1£775
Wed 17/618:20
LHR
-
ZYL
Nonstop9h 45m
Biman Bangladesh
Fri 17/709:35
ZYL
-
LHR
Nonstop11h 20m
Biman Bangladesh
Deal found 19/1£776
Fri 26/618:20
LHR
-
ZYL
Nonstop9h 45m
Biman Bangladesh
Wed 29/709:35
ZYL
-
LHR
Nonstop11h 20m
Biman Bangladesh
Deal found 18/1£777
Sat 11/418:20
LHR
-
ZYL
Nonstop9h 45m
Biman Bangladesh
Wed 6/509:35
ZYL
-
LHR
Nonstop11h 20m
Biman Bangladesh
Deal found 19/1£784
Sat 20/618:20
LHR
-
ZYL
Nonstop9h 45m
Biman Bangladesh
Sat 18/709:35
ZYL
-
LHR
Nonstop11h 20m
Biman Bangladesh
Deal found 18/1£807
Fri 10/418:20
LHR
-
ZYL
Nonstop9h 45m
Biman Bangladesh
Fri 8/509:35
ZYL
-
LHR
Nonstop11h 20m
Biman Bangladesh
Deal found 19/1£822
Wed 24/618:20
LHR
-
ZYL
Nonstop9h 45m
Biman Bangladesh
Thu 2/710:45
ZYL
-
LHR
Nonstop11h 20m
Biman Bangladesh
Deal found 19/1£827

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
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Fare Finder

 
Use the slider to find non-stop flights to Sylhet within your budget. Price data is based on user searches made on Cheapflights. Over the past seven days, Cheapflights users made 858,174 searches and data was last updated on 21 January 2026.
Use the filters below to find and compare direct flights to Sylhet that are best for you.

Fly from

London

Route

Depart

Return

Price

LondonSylhet

LHR - ZYL

LHRZYL

London Heathrow

Sun 1/3

18:15-09:55

Nonstop9h 40m

Sylhet Osmani Intl

Wed 18/3

10:25-16:05

Nonstop11h 40m

£755

LondonSylhet

LHR - ZYL

LHRZYL

London Heathrow

Sat 25/4

18:20-09:05

Nonstop9h 45m

Sylhet Osmani Intl

Fri 29/5

09:35-15:55

Nonstop11h 20m

£765

LondonSylhet

LHR - ZYL

LHRZYL

London Heathrow

Sun 21/6

18:20-09:05

Nonstop9h 45m

Sylhet Osmani Intl

Fri 17/7

09:35-15:55

Nonstop11h 20m

£775

LondonSylhet

LHR - ZYL

LHRZYL

London Heathrow

Wed 15/4

18:20-09:05

Nonstop9h 45m

Sylhet Osmani Intl

Fri 15/5

09:35-15:55

Nonstop11h 20m

£783

LondonSylhet

LHR - ZYL

LHRZYL

London Heathrow

Wed 22/4

18:20-09:05

Nonstop9h 45m

Sylhet Osmani Intl

Sun 31/5

09:35-15:55

Nonstop11h 20m

£816

LondonSylhet

LHR - ZYL

LHRZYL

London Heathrow

Fri 10/4

18:20-09:05

Nonstop9h 45m

Sylhet Osmani Intl

Fri 8/5

09:35-15:55

Nonstop11h 20m

£822

LondonSylhet

LHR - ZYL

LHRZYL

London Heathrow

Fri 8/5

18:20-09:05

Nonstop9h 45m

Sylhet Osmani Intl

Fri 29/5

09:35-15:55

Nonstop11h 20m

£823

LondonSylhet

LHR - ZYL

LHRZYL

London Heathrow

Sat 25/4

18:20-09:05

Nonstop9h 45m

Sylhet Osmani Intl

Sun 31/5

09:35-15:55

Nonstop11h 20m

£825

LondonSylhet

LHR - ZYL

LHRZYL

London Heathrow

Sun 19/4

18:20-09:05

Nonstop9h 45m

Sylhet Osmani Intl

Sun 31/5

09:35-15:55

Nonstop11h 20m

£825

LondonSylhet

LHR - ZYL

LHRZYL

London Heathrow

Wed 24/6

18:20-09:05

Nonstop9h 45m

Sylhet Osmani Intl

Thu 2/7

10:45-17:05

Nonstop11h 20m

£827

Flights are sorted by cheapest return flights first.

Deals found on 20/1

Showing 1-10 of 16 results
1
2

Reviews of airlines flying non-stop to Sylhet

Get insights into the airlines that provide direct flights to Sylhet. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sylhet. Reviews last updated 21 January 2026.
See what other customers who have flown with Biman Bangladesh to Bangladesh have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Biman Bangladesh
6.7
Okay
24 reviews
Check prices

Entertainment

6.0

Food

6.8

Overall

6.7

Crew

7.5

Comfort

6.3

Boarding

7.0
Biman Bangladesh
6.7
Okay
24 reviews
Biman Bangladesh
6.7
Okay
24 reviews
Check prices

Entertainment

6.0

Food

6.8

Overall

6.7

Crew

7.5

Comfort

6.3

Boarding

7.0

FAQ about direct flights to Sylhet

Find answers to frequently asked questions about direct flights to Sylhet to unlock the best deals on Cheapflights.

  • How much are direct flights to Sylhet?

    On average, a one-way direct flight to Sylhet will cost users approximately £850. If you're looking for a direct return flight to Sylhet, you can expect to pay around £1,308.

  • How long is a direct flight to Sylhet?

    While the flight duration depends heavily on the origin, travellers can expect non-stop flights to Sylhet to last approximately 16h 07m on average. The quickest direct flight to Sylhet at this time departs from London Heathrow Airport (9h 40m), while the longest leaves from Manchester (22h 35m).

  • What is the best time of year to fly direct to Sylhet?

    If you're seeking the lowest price on a direct flight to Sylhet, September is worth consideration, as prices are usually at their lowest, on average. April may be most appealing to users looking for the quietest time to visit Sylhet, when demand is typically at its lowest.

  • What is the most popular direct flight origin to Sylhet?

    Currently, the most popular direct flight origin to Sylhet is London Heathrow Airport. A return direct flight from London Heathrow Airport to Sylhet typically costs around £1,241.

See more FAQs

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