Question 1

What is the cheapest airline to fly from London Heathrow Airport to Sylhet round-trip?

Accepted Answer

Currently priced at £740, Biman Bangladesh will fly you from London Heathrow Airport to Sylhet and back. In addition to Biman Bangladesh, many other airlines offer competitively priced options for your trip. Biman Bangladesh is priced at 14% lower than the current average price of a flight leaving 3 months from now.

Question 2

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

Accepted Answer

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Sylhet, you should look to book at least 89 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Question 3

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

Accepted Answer

Currently, September is the cheapest month in which you can book a flight from London Heathrow Airport to Sylhet (average of £842). Flying from London Heathrow Airport 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.

Question 4

What is the cheapest day to fly from London Heathrow Airport to Sylhet?

Accepted Answer

Travellers seeking maximum savings on their London Heathrow Airport to Sylhet flight should consider departing on Friday mornings when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Question 5

E

Accepted Answer

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.

Question 6

E

Accepted Answer

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).

Question 7

What are the cheapest flights from London Heathrow Airport to Sylhet?

Accepted Answer

Looking for the cheapest flight from London Heathrow Airport to Sylhet? While on average our users pay £1,325, our data indicates the cheapest price to be £499. The most popular route (London Heathrow - Sylhet Osmani Intl), is priced around £654.

Question 8

What is the cheapest day to fly round-trip from London Heathrow Airport to Sylhet?

Accepted Answer

Monday flights are found to be more expensive to fly from London Heathrow Airport to Sylhet. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Sylhet.

Question 9

How far in advance should I book a flight from London Heathrow Airport to Sylhet?

Accepted Answer

Users have found that booking a flight from London Heathrow Airport to Sylhet at least 8 days early can save you up to 3% on average compared to booking a flight this week. If booking 8 days before your flight isn’t an option for you, users have found flights from London Heathrow Airport to Sylhet for as little as £787 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as £811 for flights departing within the next 3 days.

Question 10

What is the cheapest month to fly from London Heathrow Airport to Sylhet?

Accepted Answer

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, September can be a great choice for travel to Sylhet. Flights to Sylhet from London Heathrow Airport in September are about £896 on average during September, but can be found for as low as £604.

Question 11

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

Accepted Answer

A simple way to save on the total cost of your ticket is to fly from London Heathrow Airport to Sylhet at midday. If you’re flexible enough to do this you can expect to save up to 6% on your trip compared to booking a flight in the morning.

Question 12

What airport do you fly into for flights to Sylhet from London Heathrow?

Accepted Answer

Located just 4.3 mi from the city center, Sylhet Osmani Intl is the airport most travelers will use when flying to Sylhet from London Heathrow. Booking flights from London Heathrow to Osmani Intl (ZYL) should be relatively easy as there are 0 daily inbound flights from London Heathrow from 1 airline.

Question 13

Can I find deals for flights from Heathrow to Sylhet that include hotel bookings?

Accepted Answer

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

Question 14

How can I find direct flights from Heathrow to Sylhet?

Accepted Answer

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

Question 15

Can I find deals for business class flights from Heathrow to Sylhet?

Accepted Answer

Yes. Cheapflights offers flight deals from Heathrow 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.

Question 16

How does Cheapflights help users find flights from Heathrow to Sylhet?

Accepted Answer

Cheapflights makes it easy to find Heathrow to Sylhet flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Question 17

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

Accepted Answer

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Sylhet from Heathrow.

Question 18

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

Accepted Answer

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

Question 19

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

Accepted Answer

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

Round-trip from	£740
One-way from	£328
Popular in	December
Cheapest in	September
Average price	£1,069
Good round-trip deal	£789 or less
Good one-way deal	£531 or less

Cheap flights from London Heathrow Airport to Sylhet from £328

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 15/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from London Heathrow to Sylhet Osmani Intl are usually found in September or May, booked 89 days in advance, depart on a Wednesday or Sunday and return on a Tuesday

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Cheapest flights from Heathrow to SylhetExplore the most affordable flight options available from Heathrow to Sylhet. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 7월 2025.

Explore the most affordable flight options available from Heathrow to Sylhet. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 7월 2025.

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Best time to book a flight from Heathrow to Sylhet

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Everything you need to know about your flight from London Heathrow Airport to Sylhet

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

Use this chart to determine the optimal time to book a return flight from Heathrow to Sylhet. Price data was last updated on 11 July 2025.

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

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

Find hourly flight availability from Heathrow 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 18 7월 2025.

Related info for your journey

Find useful and relevant information for your journey from Heathrow 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 London Heathrow?

What is the cheapest airline to fly from London Heathrow Airport to Sylhet round-trip?

What are the cheapest flights from London Heathrow Airport to Sylhet?

Can I find deals for flights from Heathrow to Sylhet that include hotel bookings?

How can I find direct flights from Heathrow to Sylhet?

Can I find deals for business class flights from Heathrow to Sylhet?

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

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

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Cheapest flights from Heathrow to Sylhet
Explore the most affordable flight options available from Heathrow to Sylhet. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 7월 2025.