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Biman Bangladesh flights from London Heathrow Airport to Sylhet (LHR - ZYL)

LHR — ZYL
10 Aug — 17 Aug1
1 adult

Cheapflights users flying from London to Sylhet on Biman Bangladesh typically fly into Sylhet Osmani Intl and depart from London Heathrow. Select your dates above for pricing.

Biman Bangladesh flights from Heathrow to Sylhet in 2025

Find detailed information about Biman Bangladesh flights from Heathrow to Sylhet. Explore the options provided by Biman Bangladesh to plan your journey from Heathrow to Sylhet. Data last updated 5 August 2025.

One-way from

£472

Return from

£723

Popular in

December

Cheapest in

September

Average price (all airlines)

£990
Biman Bangladesh
  • Biman Bangladesh
  • 20/8
  • Nonstop
  • 9h 45m total
  • London to Sylhet
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Biman Bangladesh
  • Biman Bangladesh
  • 21/9-19/10
  • Nonstop
  • 21h 05m total
  • London to Sylhet
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Highest demand for flights from London Heathrow to Sylhet Osmani Intl; 13% potential price increase.
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Best time to find cheap flights from London Heathrow to Sylhet Osmani Intl; 4% potential price drop.
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Average price for all London Heathrow to Sylhet Osmani Intl flights (one-way and round-trip).
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  • Can I get a flight from London Heathrow Airport to Sylhet on Biman Bangladesh for under £1,400?

    London Heathrow Airport to Sylhet flights on Biman Bangladesh are currently available under £1,400. 1 flights have been found by Cheapflights users under that amount. To find flights for your dates, click here.

  • How do most travelers feel about Biman Bangladesh?

    The general consensus from 22 Cheapflights users is that Biman Bangladesh is a 7.0/10. Select your travel dates above for updated prices on flights from London Heathrow Airport to Sylhet (LHR-ZYL).

Find Biman Bangladesh flight deals from Heathrow to Sylhet

Cheapest Biman Bangladesh flights from Heathrow to Sylhet
Explore the most affordable Biman Bangladesh flight options available from Heathrow to Sylhet. Find the lowest fares with prices last updated on 5 August 2025.

Sun 21/918:20LHR - ZYL
Nonstop9h 45mBiman Bangladesh
Sun 19/1009:35ZYL - LHR
Nonstop11h 20mBiman Bangladesh
Deal found 4/8£723

Travel insights for Biman Bangladesh flights from Heathrow to Sylhet

Get recent, data-driven insights about Biman Bangladesh flights from Heathrow to Sylhet including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from London Heathrow Airport to Sylhet with Biman Bangladesh?

Use this chart to determine the optimal time to book a return flight from Heathrow to Sylhet. Price data was last updated on 1 August 2025.

Booking with Biman Bangladesh 89 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Sylhet. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from London Heathrow Airport to Sylhet with Biman Bangladesh?

Currently, the most affordable month to book a Biman Bangladesh flight from London Heathrow Airport to Sylhet in April, with an average price of £547. Conversely, traveling with Biman Bangladesh from London Heathrow Airport to Sylhet in December will be the most expensive, with an average cost of £879. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

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).

Best time to book a flight from Heathrow to Sylhet

Have a flexible travel schedule? Discover the best time to fly to Sylhet from Heathrow 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.

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Other Biman Bangladesh flights from Heathrow

Browse through other Biman Bangladesh flights departing from Heathrow. Flight routes are based on user searches made on Cheapflights and were last updated on 5 August 2025.
Biman Bangladesh flights from Heathrow to Sylhet

See what others are saying about Biman Bangladesh

Read reviews and see what other travellers are saying about their experiences with Biman Bangladesh. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing Biman Bangladesh for your next flight. Reviews last updated 5 August 2025.
Biman Bangladesh
7.0
Good
22 reviews
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Overview

Comfort

6.5

Crew

7.8

Food

7.0

Entertainment

6.2

Boarding

7.2

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