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Cheap flights from London to Sylhet from £273

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Sylhet departing on 17/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from London to Sylhet

Cheap return flights

KAYAK's recommended return flight deals from the most popular airlines that fly from London to Sylhet.
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10:00 - 16:00LHR-ZYL
25h 00m2 stops
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20:10 - 20:30ZYL-LHR
29h 20m2 stops
Tue, 13 May - Fri, 13 Jun
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06:00 - 11:00STN-ZYL
24h 00m2 stops
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16:25 - 13:35ZYL-STN
26h 10m3 stops
Wed, 7 May - Tue, 20 May
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06:55 - 11:00LGW-ZYL
23h 05m2 stops
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12:15 - 13:25ZYL-LGW
30h 10m3 stops
Wed, 7 May - Tue, 20 May
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06:00 - 11:50STN-ZYL
24h 50m3 stops
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16:25 - 15:40ZYL-STN
28h 15m3 stops
Tue, 20 May - Sat, 24 May
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20:35 - 11:50LHR-ZYL
34h 15m3 stops
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12:00 - 19:00ZYL-LHR
36h 00m3 stops
Wed, 7 May - Tue, 20 May
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11:25 - 17:55LGW-ZYL
25h 30m2 stops
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20:10 - 06:55ZYL-LGW
39h 45m2 stops
Sun, 18 May - Mon, 26 May
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06:00 - 11:00STN-ZYL
24h 00m2 stops
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20:40 - 13:35ZYL-STN
21h 55m2 stops
Wed, 7 May - Tue, 20 May
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06:00 - 11:00STN-ZYL
24h 00m2 stops
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16:25 - 10:50ZYL-STN
23h 25m3 stops
Wed, 14 May - Fri, 23 May
Biman Bangladesh Logo
18:20 - 09:05LHR-ZYL
9h 45mdirect
Biman Bangladesh Logo
09:35 - 15:55ZYL-LHR
11h 20mdirect
£720Biman Bangladesh
Find Deal
Sat, 21 Jun - Fri, 18 Jul
Biman Bangladesh Logo
18:20 - 09:05LHR-ZYL
9h 45mdirect
Biman Bangladesh Logo
09:35 - 15:55ZYL-LHR
11h 20mdirect
£768Biman Bangladesh
Find Deal
Wed, 18 Jun - Wed, 16 Jul

Biman Bangladesh flights from London to Sylhet

Our best Biman Bangladesh deals on London to Sylhet flight tickets
Biman Bangladesh
21 Jun
LHR18:20London Heathrow
9h 45m
ZYL09:05Sylhet Osmani Intl
18 Jul
ZYL09:35Sylhet Osmani Intl
11h 20m
LHR15:55London Heathrow
Biman Bangladesh
18 Jun
LHR18:20London Heathrow
9h 45m
ZYL09:05Sylhet Osmani Intl
16 Jul
ZYL09:35Sylhet Osmani Intl
11h 20m
LHR15:55London Heathrow
Biman Bangladesh
26 Apr
LHR18:20London Heathrow
9h 45m
ZYL09:05Sylhet Osmani Intl
18 Jul
ZYL09:35Sylhet Osmani Intl
11h 20m
LHR15:55London Heathrow

See travel insights to Sylhet from

How to get the cheapest flight ticket from London to Sylhet

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between London and Sylhet?

What is the cheapest month to fly to Sylhet?

If you’re not able to fly to Sylhet in September, then May is your next best option. Flight prices from London to Sylhet during May average around £731.

What is the cheapest day to depart on your flight to Sylhet?

The cheapest day to depart on your flight to Sylhet is on a Sunday when prices can be found for as low as £778. This is often the case because there is less demand to fly during this day of the week. On the other hand, Tuesday is the most expensive day to depart from London because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £1,106.

What is the cheapest time of day to depart on your flight to Sylhet?

Our data shows that the cheapest London to Sylhet flights are usually those with departure times at midday. Our users have found flights to Sylhet at midday for as low as £0. Try not to purchase tickets in the afternoon because they tend to be around £789. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest London to Sylhet Osmani Intl flight route?

Fly from London Heathrow to Sylhet Osmani Intl for the best London - Sylhet Osmani Intl flight prices

How far in advance should I book a flight to Sylhet?

You are more likely to see cheaper flights to Sylhet from London when booking 23 weeks ahead of your departure date. In general, you can expect to find flights to Sylhet for around £846 when searching 23 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sylhet from London for as low as £702 on momondo.

What cabin class options are available on London to Sylhet Osmani Intl flights?

There are 3 cabin classes available to choose from on London to Sylhet Osmani Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have London to Sylhet flight prices changed over time?

As of April 2025, prices for London to Sylhet flights are approximately 9% more expensive when compared to flights at the same time last year.

When to book flights from London to Sylhet

Are you open to changing your travel dates? Check out the ideal times to fly from London to Sylhet according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London to Sylhet (LON to ZYL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Sylhet

Best price found

£273

Fastest flight time

9h 45m

Direct flights

Mon, Thu, Fri, Sat and Sun

Airports in Sylhet

1 airport
The best one-way flight to Sylhet from London in the past 72 hours is £273. The best return flight deal from London to Sylhet found on momondo in the last 72 hours is £574.
The fastest flight from London to Sylhet takes 9h 45m
Direct flights go from London to Sylhet on Monday, Thursday, Friday, Saturday and Sunday. Airline offering direct flights is Biman Bangladesh..
There is 1 airport near Sylhet: Sylhet Osmani Intl (ZYL)

  • How far is London to Sylhet Osmani Intl by plane?

    London and Sylhet Osmani Intl are 4968.0 mi apart from one another. 9h 45m is a normal flight duration for this route.

  • When did momondo last update prices for flights from London to Sylhet Osmani Intl Airport?

    Prices for flights from London to Sylhet Osmani Intl Airport are updated daily.

  • How many operators does momondo search for flights from London to Sylhet Osmani Intl Airport?

  • How old do you have to be to fly from London to Sylhet Osmani Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London to Sylhet Osmani Intl Airport.

  • What documentation or ID do you need to fly to Sylhet Osmani Intl Airport?

    The travel and health documents you'll need for your trip to Sylhet Osmani Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Sylhet Osmani Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from London to Sylhet?

  • What is the most popular airline from London to Sylhet?


Best airlines flying from London to Sylhet

Compare and see reviews for airlines that fly from London to Sylhet with momondo
Airline
Rating
Free Cancellation
Price
Biman BangladeshPriceFrom £628Free CancellationRating
7.0
22 reviews
Search Biman Bangladesh flights
  • Biman Bangladesh Flights From London to Sylhet

    The lowest priced Biman Bangladesh flight from London to Sylhet from the last 72 hours was £831. Generally, Biman Bangladesh has 5 flights on this route every week with an average price of £1,344. Biman Bangladesh is rated 7.0/10 by our users.


Why use momondo?

Why should I use momondo to find a flight deal from London to Sylhet?

Finding the right flight to Sylhet from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Sylhet quick and easy, saving you time and money.

Can I find flights from London to Sylhet with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for London to Sylhet flights to just show those with flexible booking policies.

How can momondo help me find flights from London to Sylhet?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Sylhet.

I’m not ready to book a flight from London to Sylhet right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of London to Sylhet flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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