Flights from London to Sylhet

Our cheapest offers for flights from London to Sylhet

Here you can compare cheap flights from London (LON) to Sylhet (ZYL) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Sylhet. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
London
Sylhet
Outbound
20/03/26
2 Stopovers (BAH, DAC)
GF0008, GF0250, BS0539
28h 35min
Return
17/04/26
2 Stopovers (DAC, BAH)
BS0542, GF0251, GF0009
37h 55min
Gulf Air, US-Bangla Airlines
£705
Best option
London
Sylhet
Outbound
20/03/26
direct
BG0202
09h 40min
Return
17/04/26
direct
BG0201
11h 20min
Biman Bangladesh Airlines ?
£1,034
London
Sylhet
Please note: transfer for connecting flight
Outbound
22/12/25
4 Stopovers (IST, GYD, DXB, DAC)
W95771, J20078, J20011, BS0342, BS0537
46h 15min
Return
10/01/26
4 Stopovers (DAC, CGP, SHJ, IST)
BS0532, BS0107, G90521, G90321, W95772
43h 35min
Wizz Air UK, Azerbaijan Airlines, US-Bangla Airlines
£718
London
Sylhet
Outbound
20/03/26
2 Stopovers (BAH, DAC)
GF0002, GF0250, BG0605
28h 30min
Return
17/04/26
2 Stopovers (DAC, BAH)
BG0602, GF0251, GF0007
47h 40min
Gulf Air, Biman Bangladesh Airlines
£751
London
Sylhet
Outbound
20/03/26
2 Stopovers (BAH, DAC)
GF0002, GF0250, BG0603
24h 00min
Return
17/04/26
2 Stopovers (DAC, BAH)
BG0248, GF0249, GF0007
28h 25min
Gulf Air, Biman Bangladesh Airlines
£786
London
Sylhet
Outbound
20/03/26
2 Stopovers (BAH, DAC)
GF0002, GF0250, BG0603
24h 00min
Return
17/04/26
2 Stopovers (DAC, BAH)
BG0248, GF0249, GF0007
28h 25min
Gulf Air, Biman Bangladesh Airlines
£804
London
Sylhet
Outbound
31/01/26
2 Stopovers (DOH, DAC)
QR0330, QR0638, BG0601
45h 10min
Return
03/02/26
2 Stopovers (DAC, DOH)
BG0608, QR0641, QR0329
37h 45min
Qatar Airways, Biman Bangladesh Airlines
£833
London
Sylhet
Outbound
31/01/26
2 Stopovers (DOH, DAC)
QR0330, QR0638, BG0601
45h 10min
Return
03/02/26
2 Stopovers (DAC, DOH)
BG0608, QR0641, QR0329
37h 45min
Qatar Airways, Biman Bangladesh Airlines
£865
London
Sylhet
Outbound
20/03/26
2 Stopovers (KWI, DAC)
KU0102, KU0283, BG0601
38h 05min
Return
17/04/26
2 Stopovers (DAC, KWI)
BG0202, KU0286, KU0103
51h 35min
Kuwait Airways, Biman Bangladesh Airlines
£925
London
Sylhet
Outbound
20/03/26
2 Stopovers (IST, DAC)
TK1982, TK0712, BG0603
23h 15min
Return
17/04/26
2 Stopovers (DAC, IST)
BG0602, TK0713, TK1997
33h 05min
Turkish Airlines, Biman Bangladesh Airlines
£941
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from London to Sylhet

Favourite airline: Qatar Airways
73 % of bookings on this flight route are made with Qatar Airways, Kuwait Airways and Emirates.
Qatar Airways
29 %
Kuwait Airways
24 %
Emirates
20 %
Direct flights are more expensive
Flights with a stopover are on average £269.00 cheaper than direct flights.
non stop flight
2 stops
10h 00min
20h 05min
£1,053
£784
Favourite connection: via Doha and Dhaka
The most popular flights on this route are via Doha and Dhaka and are booked by 32 % of all travellers.
Route
bookings
2 stopovers Doha Dhaka
20h 05min, from £784
32 %
2 stopovers Kuwait-Kuwait International Dhaka
34h 40min, from £954
27 %
2 stopovers Dubai Dhaka
33h 30min, from £990
22 %

Important flight information

Flight information: London - Sylhet

Outbound and return from £704.60
Flight duration min. 10:00
Distance 8007 km
Flights per week 4
Departure airport Airport London (LCY, LGW, LHR, LTN, STN, SEN) (LON)
Arrival airport Airport Sylhet (ZYL)
Destination country Flights to Bangladesh
Alternative routes to Bangladesh
Alternative flights to Sylhet
Popular destinations for onward travel
Flight destinations with a similar price