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Cheap flights from Sylhet to London

ZYL — LON
29 Nov — 6 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sylhet to London

Discover tips and strategies to find the most affordable flight options for your journey from Sylhet (ZYL) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 30 October 2025.

Good round-trip deal

£887 or less

Good one-way deal

£457 or less
Price to beat on a round-trip flight from Sylhet Osmani Intl to London (LON).
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Price to beat on a one-way flight from Sylhet Osmani Intl to London (LON).
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Best time to book a flight from Sylhet to London

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

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

Currently, October is the cheapest month in which you can book a flight from Sylhet to London (average of £749). Flying from Sylhet to London in February is currently the most expensive (average of £1,316). 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 ZYL to LON?

Find hourly flight availability from Sylhet to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 October 2025.

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

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated 30 October 2025.
See what other customers who have flown with Biman Bangladesh from Sylhet to London have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Biman Bangladesh
6.7
Okay
23 reviews
Check prices

Boarding

7.0

Overall

6.7

Crew

7.5

Food

6.8

Entertainment

6.0

Comfort

6.3
Biman Bangladesh
6.7
Okay
23 reviews
Biman Bangladesh
6.7
Okay
23 reviews
Check prices

Boarding

7.0

Overall

6.7

Crew

7.5

Food

6.8

Entertainment

6.0

Comfort

6.3

Related info for your journey

Find useful and relevant information for your journey from Sylhet to London. 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 from for flights from Sylhet to London?

    Sylhet Osmani Intl (ZYL) is the airport you will fly out of if you book a flight from Sylhet to London. You should not have trouble finding flights to London from Osmani Intl; the airport handles an average of 0 outbound flights to London per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Sylhet airport to London. It is only a 4.3 mi journey to Osmani Intl (ZYL) from Sylhet’s city center.

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

    Cheapflights users have booked flights from Sylhet to London round-trip from £748.

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

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

  • How can I find direct flights from Sylhet to London?

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

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

    Yes. Cheapflights offers flight deals from Sylhet to London 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 Sylhet to London?

    Currently, October is the cheapest month in which you can book a flight from Sylhet to London (average of £749). Flying from Sylhet to London in February is currently the most expensive (average of £1,316). 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

Travelling to a place near London?

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Alternative routes for Sylhet to London

See prices for flight routes from nearby airports that may be better suited for you.
Dhaka to Heathrow flights
Dhaka to Gatwick flights
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Chittagong to Heathrow flights

Top airline flying from Sylhet to London

Discover the top airline that operate flights from Sylhet to London. 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 30 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Biman BangladeshCheapest£748Average£975FlexibilityNo cancel feeOn-time45%
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to London from Sylhet today with Cheapflights!

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

Cheapflights helps you find that perfect flight to London from Sylhet 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 Sylhet to London with no change fees?

Need flexible booking options for your flight to London from Sylhet? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights offers price alerts on Sylhet to London flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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