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Cheap flights from the United Kingdom to Sylhet from £339

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 16/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ZYL
5 Apr — 12 Apr1
1 adult

Cheap flight deals from United Kingdom to Sylhet

Keep the following information in mind while searching for United Kingdom to Sylhet flight deals. Data was last updated 31 March 2025.

Round-trip from

£723

One-way from

£339

Popular in

December

Cheapest in

September

Average price

£824

Good round-trip deal

£760 or less

Good one-way deal

£488 or less
19/4-20/6
  • 19/4-20/6
  • 5 total stops
  • 49h 30m total
  • United Kingdom to Sylhet
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16/4
  • 16/4
  • 3 total stops
  • 44h 15m total
  • United Kingdom to Sylhet
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Highest demand for flights based on searches. 10% potential increase in price (£83 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£26 potential savings vs. average return price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from United Kingdom to Sylhet Osmani Intl.
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Price to beat on a one-way flight from United Kingdom to Sylhet Osmani Intl.
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Find flight deals from United Kingdom to Sylhet

Cheapest flights from United Kingdom to Sylhet
Explore the most affordable flight options available from United Kingdom to Sylhet. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 March 2025.

Sat 19/407:25STN - ZYL
2 stops21h 15mMultiple Airlines
Fri 20/616:25ZYL - STN
3 stops28h 15mMultiple Airlines
Deal found 30/3£723
Sun 4/515:00LGW - ZYL
2 stops20h 00mMultiple Airlines
Sat 17/516:25ZYL - LGW
2 stops25h 35mMultiple Airlines
Deal found 31/3£728
Sun 7/911:45LHR - ZYL
2 stops25h 10mMultiple Airlines
Mon 20/1020:10ZYL - LHR
2 stops24h 45mMultiple Airlines
Deal found 31/3£728
Fri 9/518:20LHR - ZYL
Nonstop9h 45mBiman Bangladesh
Sat 12/709:35ZYL - LHR
Nonstop11h 20mBiman Bangladesh
Deal found 31/3£737
Tue 19/821:00MAN - ZYL
Nonstop9h 50mBiman Bangladesh
Tue 16/912:50ZYL - MAN
Nonstop11h 25mBiman Bangladesh
Deal found 30/3£777
Mon 8/914:55MAN - ZYL
2 stops20h 05mMultiple Airlines
Mon 13/1020:10ZYL - MAN
2 stops22h 05mMultiple Airlines
Deal found 31/3£785
Fri 30/508:00BHX - ZYL
3 stops27h 00mMultiple Airlines
Sun 15/610:05ZYL - BHX
3 stops42h 25mMultiple Airlines
Deal found 30/3£908
Sun 6/416:55LCY - ZYL
3 stops35h 20mMultiple Airlines
Thu 17/418:00ZYL - LCY
2 stops21h 05mMultiple Airlines
Deal found 30/3£2,369

Cheapflights Fare Finder

Customise your flight search to find flights from United Kingdom to Sylhet that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 31 March 2025.
Use the filters below to find and compare flights from the United Kingdom to Sylhet that are best for you.

Fly from

United Kingdom

Fly to

Sylhet

Route

Depart

Return

Price

LondonSylhet

STN - ZYL

STNZYL

London Stansted

Sat 19/4

07:25-09:40

2 stops21h 15m

Sylhet Osmani Intl

Fri 20/6

16:25-15:40

3 stops28h 15m

£723

LondonSylhet

LGW - ZYL

LGWZYL

London Gatwick

Sun 4/5

15:00-16:00

2 stops20h 00m

Sylhet Osmani Intl

Sat 17/5

16:25-13:00

2 stops25h 35m

£728

LondonSylhet

LHR - ZYL

LHRZYL

London Heathrow

Sun 7/9

11:45-17:55

2 stops25h 10m

Sylhet Osmani Intl

Mon 20/10

20:10-15:55

2 stops24h 45m

£728

LondonSylhet

LHR - ZYL

LHRZYL

London Heathrow

Fri 9/5

18:20-09:05

Nonstop9h 45m

Sylhet Osmani Intl

Sat 12/7

09:35-15:55

Nonstop11h 20m

£737

ManchesterSylhet

MAN - ZYL

MANZYL

Manchester

Tue 19/8

21:00-11:50

Nonstop9h 50m

Sylhet Osmani Intl

Tue 16/9

12:50-19:15

Nonstop11h 25m

£777

ManchesterSylhet

MAN - ZYL

MANZYL

Manchester

Mon 8/9

14:55-16:00

2 stops20h 05m

Sylhet Osmani Intl

Mon 13/10

20:10-13:15

2 stops22h 05m

£785

BirminghamSylhet

BHX - ZYL

BHXZYL

Birmingham

Fri 30/5

08:00-16:00

3 stops27h 00m

Sylhet Osmani Intl

Sun 15/6

10:05-23:30

3 stops42h 25m

£908

LondonSylhet

LHR - ZYL

LHRZYL

London Heathrow

Wed 16/4

16:15-17:30

3 stops44h 15m

£339

LondonSylhet

STN - ZYL

STNZYL

London Stansted

Mon 21/4

14:40-11:50

3 stops40h 10m

£360

LondonSylhet

LGW - ZYL

LGWZYL

London Gatwick

Wed 14/5

06:55-11:00

2 stops23h 05m

£361

Flights are sorted by cheapest return flights first.

Deals found on 31/3

Showing 1-10 of 12 results
1
2

Best time to book a flight from United Kingdom to Sylhet

Have a flexible travel schedule? Discover the best time to fly to Sylhet from United Kingdom 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 from the United Kingdom to Sylhet

What is the cheapest month to book a flight from United Kingdom to Sylhet?

Currently, September is the cheapest month in which you can book a flight from United Kingdom to Sylhet (average of £842). Flying from United Kingdom to Sylhet in July is currently the most expensive (average of £1,376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from GB to ZYL?

Find hourly flight availability from United Kingdom to Sylhet. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 31 March 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from United Kingdom to Sylhet as you normally would.

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).

Related info for your journey

Find useful and relevant information for your journey from United Kingdom to Sylhet. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Most people fly into Sylhet Osmani Intl (ZYL) if they book a flight to Sylhet from United Kingdom. Osmani Intl is conveniently located just 4.3 mi from Sylhet’s city center.

  • What are the most popular routes from United Kingdom to Sylhet?

    The most popular route from United Kingdom to Sylhet is London Heathrow - Sylhet Osmani Intl. You may also consider London Gatwick - Sylhet Osmani Intl or London Stansted - Sylhet Osmani Intl.

  • What are the cheapest flights from United Kingdom to Sylhet?

    While on average a flight from United Kingdom to Sylhet is generally £1,211, our data shows the cheapest flight currently is £488. When looking at the most popular route, (London Heathrow - Sylhet Osmani Intl), you can expect to pay £738 for that flight.

  • Can I find deals for flights from United Kingdom to Sylhet that include hotel bookings?

    Yes. In addition to deals on United Kingdom to Sylhet flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from United Kingdom to Sylhet?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from United Kingdom to Sylhet.

  • Can I find deals for business class flights from United Kingdom to Sylhet?

    Yes. Cheapflights offers flight deals from United Kingdom to Sylhet by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from United Kingdom to Sylhet?

    Currently, September is the cheapest month in which you can book a flight from United Kingdom to Sylhet (average of £842). Flying from United Kingdom to Sylhet in July is currently the most expensive (average of £1,376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from United Kingdom to Sylhet

Discover the top airline that operate flights from United Kingdom to Sylhet. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 31 March 2025.
AirlineCheapestAverageFlexibilityOn-time
Biman BangladeshCheapest£588Average£784FlexibilityNo cancel feeOn-time45%
Search Biman Bangladesh flights

Fly with Cheapflights

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How does Cheapflights help users find flights from United Kingdom to Sylhet?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from United Kingdom to Sylhet. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights helps you find that perfect flight to Sylhet from United Kingdom by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from United Kingdom to Sylhet with no change fees?

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

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

Not ready to book yet? You can track prices for flights from United Kingdom to Sylhet on Cheapflights with our Price Alert feature and get notified when better prices are available.

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