Find flights
Deals
Airlines
Travel Guide

£404+ Cheap flights to Sylhet (ZYL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27/5. Fares are subject to change and may not be available on all flights or dates of travel.
— ZYL
18 May — 25 May1
1 adult
1 adult, Economy, 0 bags

Flights to Sylhet in 2026

Enter your travel dates to find the best prices.

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 18 April 2026.

Sun 23/818:20
LHR
-
ZYL
Nonstop9h 45m
Biman Bangladesh
Wed 16/909:35
ZYL
-
LHR
Nonstop11h 20m
Biman Bangladesh
Deal found 14/4£732
Wed 9/908:25
LHR
-
ZYL
2 stops25h 20m
Multiple Airlines
Wed 30/920:25
ZYL
-
LHR
2 stops22h 40m
Multiple Airlines
Deal found 15/4£734
Tue 28/421:55
LHR
-
ZYL
2 stops35h 50m
Multiple Airlines
Tue 5/520:25
ZYL
-
LHR
2 stops22h 45m
Multiple Airlines
Deal found 15/4£734
Thu 19/1108:40
LGW
-
ZYL
2 stops28h 50m
Multiple Airlines
Mon 30/1110:55
ZYL
-
LGW
2 stops49h 00m
Multiple Airlines
Deal found 16/4£735
Mon 7/910:50
STN
-
ZYL
2 stops20h 00m
Multiple Airlines
Mon 5/1020:25
ZYL
-
STN
2 stops30h 45m
Multiple Airlines
Deal found 13/4£735
Thu 17/916:45
LHR
-
ZYL
2 stops41h 00m
Multiple Airlines
Wed 7/1020:25
ZYL
-
LHR
2 stops23h 20m
Multiple Airlines
Deal found 13/4£735
Sun 3/510:00
LHR
-
ZYL
2 stops26h 50m
Multiple Airlines
Sun 10/508:20
ZYL
-
LHR
2 stops28h 10m
Multiple Airlines
Deal found 13/4£736
Thu 29/1015:45
LHR
-
ZYL
2 stops21h 45m
Multiple Airlines
Thu 26/1109:15
ZYL
-
LHR
2 stops34h 30m
Multiple Airlines
Deal found 17/4£737
Mon 2/1110:50
STN
-
ZYL
2 stops26h 35m
Multiple Airlines
Mon 16/1110:55
ZYL
-
STN
2 stops52h 55m
Multiple Airlines
Deal found 13/4£737
Sun 14/610:00
LHR
-
ZYL
2 stops29h 00m
Multiple Airlines
Mon 29/615:10
ZYL
-
LHR
2 stops28h 05m
Multiple Airlines
Deal found 16/4£737
Tue 1/922:00
LHR
-
ZYL
2 stops32h 50m
Multiple Airlines
Mon 21/920:25
ZYL
-
LHR
2 stops23h 20m
Multiple Airlines
Deal found 18/4£739
Wed 2/1215:45
LHR
-
ZYL
2 stops45h 45m
Multiple Airlines
Sat 19/1208:50
ZYL
-
LHR
2 stops34h 55m
Multiple Airlines
Deal found 15/4£740

Find flight deals to Sylhet

Find the latest flights to Sylhet in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 18 April 2026.

Return from

£732

One-way from

£404

Popular in

December

Cheapest in

September

Average price

£853

Good round-trip deal

£781 or less

Good one-way deal

£432 or less
Biman Bangladesh
  • Biman Bangladesh
  • 23/8-16/9
  • Nonstop
  • 21h 05m total
  • London to Sylhet
Search Deals
27/5
  • 27/5
  • 3 total stops
  • 22h 55m total
  • London to Sylhet
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£148 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£39 potential savings vs. average return price).
Search Deals
Average for return flights in April 2026
Search Deals
Price to beat on a round-trip flight from London to Sylhet Osmani Intl.
Search Deals
Price to beat on a one-way flight from London to Sylhet Osmani Intl.
Search Deals

Cheapflights Fare Finder

 
Locate flights to Sylhet that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 18 April 2026.
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

LondonSylhet

STN - ZYL

STNZYL

London Stansted

Sun 13/9

17:35-11:50

2 stops37h 15m

Sylhet Osmani Intl

Fri 13/11

09:55-16:20

2 stops36h 25m

£735

LondonSylhet

STN - ZYL

STNZYL

London Stansted

Sun 20/9

10:50-20:00

2 stops28h 10m

Sylhet Osmani Intl

Sun 4/10

20:25-22:10

2 stops30h 45m

£750

LondonSylhet

LHR - ZYL

LHRZYL

London Heathrow

Mon 21/9

16:45-14:45

2 stops41h 00m

Sylhet Osmani Intl

Mon 28/9

15:10-14:45

2 stops28h 35m

£769

LondonSylhet

LHR - ZYL

LHRZYL

London Heathrow

Tue 30/6

15:35-14:45

2 stops18h 10m

Sylhet Osmani Intl

Sun 26/7

22:10-14:05

2 stops20h 55m

£791

LondonSylhet

LHR - ZYL

LHRZYL

London Heathrow

Wed 1/7

08:25-20:00

2 stops30h 35m

Sylhet Osmani Intl

Sat 1/8

12:15-13:15

2 stops30h 00m

£791

LondonSylhet

LHR - ZYL

LHRZYL

London Heathrow

Sat 2/5

21:55-11:50

2 stops32h 55m

Sylhet Osmani Intl

Tue 26/5

11:45-13:15

2 stops30h 30m

£791

LondonSylhet

LHR - ZYL

LHRZYL

London Heathrow

Thu 30/4

21:55-14:45

2 stops35h 50m

Sylhet Osmani Intl

Wed 27/5

12:15-14:05

2 stops30h 50m

£794

LondonSylhet

LHR - ZYL

LHRZYL

London Heathrow

Sat 2/5

15:25-20:00

2 stops23h 35m

Sylhet Osmani Intl

Sat 23/5

12:15-13:55

2 stops30h 40m

£833

LondonSylhet

LHR - ZYL

LHRZYL

London Heathrow

Sat 9/5

21:45-14:45

2 stops36h 00m

Sylhet Osmani Intl

Sun 7/6

10:05-08:00

2 stops26h 55m

£861

LondonSylhet

LGW - ZYL

LGWZYL

London Gatwick

Wed 19/8

08:10-11:50

2 stops22h 40m

Sylhet Osmani Intl

Fri 11/9

15:10-13:25

2 stops27h 15m

£876

Flights are sorted by cheapest return flights first.

Deals found on 17/4

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

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 Insights

Everything you need to know about your flight to Sylhet

When is the best time to book a flight to Sylhet?

Use this chart to determine the optimal time to book a return flight from London to Sylhet. Price data was last updated on 10 April 2026.

Booking 26 days in advance of your planned departure date is, on average, the best time to get cheap flights to Sylhet. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

How long is the flight to Sylhet?

On average, a flight from London to Sylhet takes 19 hours 0 minutes. Flights to Sylhet from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

What are the most popular airlines that fly to Sylhet?

The most popular airline flying from London to Sylhet is Biman Bangladesh.

Biman Bangladesh
Biman Bangladesh
From £648

What are the cheapest airlines that fly to Sylhet?

The cheapest airline flying from London to Sylhet is Biman Bangladesh.

Rainfall in Sylhet by month

Plan your trip to Sylhet by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sylhet ranges from 8.0 - 812.0 inches 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

Plan your trip to Sylhet by taking into account the average temperature totals 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).

Reviews of airlines servicing Sylhet

Get insights into the airlines that provide service 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 18 April 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
7.2
Good
28 reviews
Check prices

Boarding

7.4

Food

7.2

Comfort

6.8

Overall

7.2

Crew

7.8

Entertainment

6.6
Biman Bangladesh
7.2
Good
28 reviews
Biman Bangladesh
7.2
Good
28 reviews
Check prices

Boarding

7.4

Food

7.2

Comfort

6.8

Overall

7.2

Crew

7.8

Entertainment

6.6

FAQs about flying to Sylhet

Getting around Sylhet

Public transport isn’t Sylhet’s strongest suit. The city offers neither buses nor trams, with the only viable option being auto rickshaws. Having said that, since there are no auto rickshaw stops in the big residential areas, people have to walk all the way to the highway to hail a ride. Alternatively, use taxis or your own transport. The city is also navigable on foot, but this is not an ideal situation for a place as large as Sylhet.

Getting from the Airport to the City

Sylhet is served by Osmani International Airport (ZYL). Visitors can choose from a number of transport options to the city centre, including taxis, microbus, and auto rickshaws. Car rental is also available.

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

    Sylhet Osmani Intl (ZYL), located 4.3 mi from the city center, is the airport you fly into when you book flights to Sylhet.

  • 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.

  • What is the best airline to fly to Sylhet?

    Based on reviews from Cheapflights users, Biman Bangladesh is rated the highest out of the airlines that fly to Sylhet.

  • What is the cheapest airport to fly to in Sylhet?

    Sylhet Osmani Intl is currently the cheapest airport to fly to in Sylhet. One-way flights to Sylhet Osmani Intl typically cost £26, while return flights cost around £44.

  • How much is a return flight to Sylhet?

    A return flight to Sylhet will typically cost around £57, however they can be found for as little as £44.

  • Where does the fastest flight to Sylhet depart from?

    For those looking to save time traveling to Sylhet, London offers the quickest one-way flight (9 hours 40 minutes).

  • 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 mi away from Sylhet Osmani Intl).

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Find the best flight deals to Sylhet

Some of the lowest fares we’ve come across for flights to Sylhet.
Flights from Dhaka to Sylhet
Flights from Doha to Sylhet
Flights from Heathrow to Sylhet

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights to Sylhet?

Cheapflights helps you search for flights to Sylhet via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets to Sylhet?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights to Sylhet.

Can Cheapflights find flights to Sylhet with no change fees?

Yes, we can. To see specific flights to Sylhet with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights to Sylhet become cheaper?

Yes, Cheapflights has a feature called Price Alerts, which notifies users when flight prices change. Track prices for your flight to Sylhet today and book when you’re ready!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.