Cheap Flights from London (LHR) to Sylhet (ZYL)

Popular airlines from Heathrow Airport (LHR) to Sylhet (ZYL-Osmani Intl.)

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Flights from London (LHR) to Sylhet (ZYL)
Origin airport
Heathrow
Destination airport
Osmani Intl.
Distance
4981 mi
Average flight time
9 hours 40 mins

London to Sylhet Flights

The cheapest times to fly from London to Sylhet

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from London to Sylhet are during the month of . You can find some of the cheapest flights from London to Sylhet with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from London to Sylhet

Sunday is one of the best days to book for cheap flights from London to Sylhet: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from London to Sylhet

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from London to Sylhet in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap London to Sylhet flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your London to Sylhet airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Heathrow Airport (LHR) to Osmani Intl. Airport (ZYL) cost?
Snag a cheap one-way flight or cheap return flight from Heathrow Airport (LHR) to Osmani Intl. Airport (ZYL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Heathrow Airport (LHR) to Osmani Intl. Airport (ZYL)?
Planning your trip for can help you save, as it's the cheapest month for flights between LHR and ZYL. You'll typically find the lowest prices during the off-season.
Which airlines fly direct from Heathrow Airport (LHR) to Osmani Intl. Airport (ZYL)?
When departing from Heathrow Airport (LHR), you can get on a direct flight to Osmani Intl. Airport (ZYL) with Biman Bangladesh Airlines.
What is the cheapest airline that flies from Heathrow Airport (LHR) to Osmani Intl. Airport (ZYL)?
To find the cheapest airline that'll fly you from LHR to ZYL, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Heathrow Airport (LHR) to Osmani Intl. Airport (ZYL)?
On average, there are 4 nonstop flights departing from Heathrow Airport (LHR) to Osmani Intl. Airport (ZYL) each week. If you can't see one that fits your schedule, think about hopping on a flight that has a layover. Filter your search on Expedia to include one or two stops and opt for the next best alternative.
What are the most popular departure times for flights from Heathrow Airport (LHR) to Osmani Intl. Airport (ZYL)?
Flights between LHR and ZYL tend to be busiest at 6 PM. For a more relaxed experience and potentially cheaper tickets, look for a departure outside the usual busy windows.
What day of the week has the most flights from LHR to ZYL?
If you jet off on a Wednesday, you'll get the greatest range of options for flights from Heathrow Airport (LHR) to Osmani Intl. Airport (ZYL).
What is the earliest flight from Heathrow Airport (LHR) to Osmani Intl. Airport (ZYL)?
Heathrow Airport (LHR)'s first flight to Osmani Intl. Airport (ZYL) takes off at approximately 6:15PM UTC+0. With a flight time of 10h, you'll arrive at around 10:15AM UTC+6.
How long does it take to fly from Heathrow Airport (LHR) to Osmani Intl. Airport (ZYL)?
Flights from LHR to ZYL have an average travel time of 10 hours. The distance between the two is 5,000 mi.
What is the best time to fly from Heathrow Airport (LHR) to Osmani Intl. Airport (ZYL)?
To touch down at Osmani Intl. Airport (ZYL) on time, select a flight that leaves Heathrow Airport (LHR) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Sylhet from Heathrow Airport (LHR)?
Compare your flight options from Heathrow Airport (LHR) to Osmani Intl. Airport (ZYL). This is the only Sylhet airport you can jet into if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Heathrow Airport (LHR) to Osmani Intl. Airport (ZYL) last-minute?
Booking your flight from LHR to ZYL right before your trip is generally more expensive. But if there's some wiggle room with your travel times and dates, you could snag a cheap last-minute fare.
Is it cheaper to book a LHR to ZYL flight and hotel package?
You can save money by booking a LHR to ZYL flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one convenient place. Once you've chosen your ideal flights and accommodations, consider adding extras such as activities, car rentals and tours.
Can I cancel or change the date of my flight from Heathrow Airport (LHR) to Osmani Intl. Airport (ZYL)?
Usually, it's possible to cancel or reschedule your LHR to ZYL flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find further details on our Customer Service portal.

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