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£305+ Cheap flights to Sylhet

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 17/6. Fares are subject to change and may not be available on all flights or dates of travel.
— ZYL
18 Jun — 25 Jun1
1 adult

Flights to Sylhet in 2025

Find the latest flights to Sylhet in 2025, 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 13 June 2025.

Return from

£715

One-way from

£305

Popular in

December

Cheapest in

September

Average price

£770

Good round-trip deal

£775 or less

Good one-way deal

£493 or less
25/6-6/7
  • 25/6-6/7
  • 4 total stops
  • 85h 10m total
  • London to Sylhet
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17/6
  • 17/6
  • 2 total stops
  • 29h 50m total
  • London to Sylhet
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Highest demand for flights based on searches. 11% potential increase in price (£82 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£25 potential savings vs. average return price).
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Average for return flights in June 2025
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Price to beat on a round-trip flight from London to Sylhet Osmani Intl.
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Price to beat on a one-way flight from London to Sylhet Osmani Intl.
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Find flight deals to Sylhet

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 13 June 2025.

Wed 25/610:00LHR - ZYL
2 stops26h 55mMultiple Airlines
Sun 6/710:05ZYL - LHR
2 stops58h 15mMultiple Airlines
Deal found 11/6£715
Sat 28/611:10LGW - ZYL
2 stops18h 10mMultiple Airlines
Tue 8/712:15ZYL - LGW
3 stops30h 10mMultiple Airlines
Deal found 11/6£718
Thu 3/706:00STN - ZYL
3 stops34h 30mMultiple Airlines
Wed 16/712:50ZYL - STN
3 stops27h 45mMultiple Airlines
Deal found 11/6£719
Wed 3/918:20LHR - ZYL
Nonstop9h 45mBiman Bangladesh
Wed 17/909:35ZYL - LHR
Nonstop11h 20mBiman Bangladesh
Deal found 11/6£749
Thu 3/709:20LCY - ZYL
3 stops31h 10mMultiple Airlines
Wed 16/712:15ZYL - LCY
3 stops25h 35mMultiple Airlines
Deal found 11/6£888

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 13 June 2025.
Use the filters below to find and compare flights to Sylhet that are best for you.

Fly from

London

Route

Depart

Return

Price

LondonSylhet

LHR - ZYL

LHRZYL

London Heathrow

Wed 25/6

10:00-17:55

2 stops26h 55m

Sylhet Osmani Intl

Sun 6/7

10:05-15:20

2 stops58h 15m

£715

LondonSylhet

LGW - ZYL

LGWZYL

London Gatwick

Sat 28/6

11:10-10:20

2 stops18h 10m

Sylhet Osmani Intl

Tue 8/7

12:15-13:25

3 stops30h 10m

£718

LondonSylhet

STN - ZYL

STNZYL

London Stansted

Thu 3/7

06:00-21:30

3 stops34h 30m

Sylhet Osmani Intl

Wed 16/7

12:50-11:35

3 stops27h 45m

£719

LondonSylhet

LHR - ZYL

LHRZYL

London Heathrow

Wed 3/9

18:20-09:05

Nonstop9h 45m

Sylhet Osmani Intl

Wed 17/9

09:35-15:55

Nonstop11h 20m

£749

LondonSylhet

LCY - ZYL

LCYZYL

London City

Thu 3/7

09:20-21:30

3 stops31h 10m

Sylhet Osmani Intl

Wed 16/7

12:15-08:50

3 stops25h 35m

£888

LondonSylhet

LGW - ZYL

LGWZYL

London Gatwick

Tue 17/6

21:50-08:40

2 stops29h 50m

£305

LondonSylhet

STN - ZYL

STNZYL

London Stansted

Tue 17/6

15:40-08:40

2 stops36h 00m

£305

LondonSylhet

LCY - ZYL

LCYZYL

London City

Mon 1/12

08:25-09:45

2 stops19h 20m

£347

LondonSylhet

LHR - ZYL

LHRZYL

London Heathrow

Thu 19/6

22:25-11:50

3 stops32h 25m

£353

LondonSylhet

LHR - ZYL

LHRZYL

London Heathrow

Sun 31/8

18:20-09:05

Nonstop9h 45m

£499

Flights are sorted by cheapest return flights first.

Deals found on 11/6

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

How long is the flight to Sylhet?

On average, a flight from London to Sylhet takes 14 hours 58 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 £842

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).

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 £22, while return flights cost around £39.

  • How much is a return flight to Sylhet?

    A return flight to Sylhet will typically cost around £76, however they can be found for as little as £53.

  • 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 45 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

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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!

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