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Heathrow

$414+ Cheap flights from Sylhet (ZYL) to Heathrow (LHR)

ZYL — LHR
Oct 14 — Oct 211
Wed 10/14
Wed 10/21
1 adult, Economy
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Cheap flight deals from Sylhet to Heathrow

Cheapest flights from Sylhet to Heathrow

Thu 9/243:10 pm -
2 stops21h 20m
Thu 11/122:55 pm -
2 stops24h 40m
Deal found 9/13$1,111
Sat 11/2812:10 pm -
2 stops24h 25m
Sun 12/2710:00 pm -
2 stops39h 25m
Deal found 9/10$2,152
Sat 11/2810:25 am -
Nonstop11h 40m
Sun 12/276:15 pm -
Nonstop9h 40m
Deal found 9/10$3,016
Mon 10/264:00 pm -
1 stop26h 15m
Mon 11/24:30 pm -
2 stops57h 45m
Deal found 9/11$3,316

Find flight deals from Sylhet to Heathrow

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,111
(Booking.com)

One-way from

$414
(Kiwi.com)

Popular in

April

Cheapest in

October

Average price

$1,402

Good one-way deal

$683 or less
Provider with most accurate pricing for Sylhet Osmani Intl-London Heathrow flight deals.
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Provider most trusted by Cheapflights users for Sylhet Osmani Intl-London Heathrow flights.
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From Sylhet Osmani Intl to London Heathrow
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One-way flight from Sylhet Osmani Intl to London Heathrow
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Highest demand for flights based on searches. 3% potential increase in price ($56 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in September 2026
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Price to beat on a one-way flight from Sylhet Osmani Intl to London Heathrow.
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Sylhet to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SylhetLondon

ZYL Sylhet Osmani Intl - LHR London Heathrow

ZYLLHR

Sylhet Osmani Intl

Mon 12/21

12:10 pm-7:30 pm

3 stops37h 20m

London Heathrow

Wed 12/31

12:00 am-5:00 am

Nonstop0h 00m

$414

SylhetLondon

ZYL Sylhet Osmani Intl - LHR London Heathrow

ZYLLHR

Sylhet Osmani Intl

Tue 9/29

12:00 pm-7:30 am

3 stops24h 30m

London Heathrow

Wed 12/31

12:00 am-5:00 am

Nonstop0h 00m

$464

SylhetLondon

ZYL Sylhet Osmani Intl - LHR London Heathrow

ZYLLHR

Sylhet Osmani Intl

Fri 12/25

1:55 pm-6:40 am

3 stops22h 45m

London Heathrow

Wed 12/31

12:00 am-5:00 am

Nonstop0h 00m

$556
Quickest round-trip

SylhetLondon

ZYL Sylhet Osmani Intl - LHR London Heathrow

ZYLLHR

Sylhet Osmani Intl

Thu 9/24

3:10 pm-7:30 am

2 stops21h 20m

London Heathrow

Wed 12/31

12:00 am-5:00 am

Nonstop0h 00m

$584

SylhetLondon

ZYL Sylhet Osmani Intl - LHR London Heathrow

ZYLLHR

Sylhet Osmani Intl

Thu 12/24

12:10 pm-8:00 am

2 stops25h 50m

London Heathrow

Wed 12/31

12:00 am-5:00 am

Nonstop0h 00m

$588

SylhetLondon

ZYL Sylhet Osmani Intl - LHR London Heathrow

ZYLLHR

Sylhet Osmani Intl

Thu 9/24

3:10 pm-7:30 am

2 stops21h 20m

London Heathrow

Thu 11/12

2:55 pm-9:35 pm

2 stops24h 40m

$1,111

SylhetLondon

ZYL Sylhet Osmani Intl - LHR London Heathrow

ZYLLHR

Sylhet Osmani Intl

Sat 11/28

12:10 pm-6:35 am

2 stops24h 25m

London Heathrow

Sun 12/27

10:00 pm-7:25 pm

2 stops39h 25m

$2,152

SylhetLondon

ZYL Sylhet Osmani Intl - LHR London Heathrow

ZYLLHR

Sylhet Osmani Intl

Sat 11/28

10:25 am-4:05 pm

Nonstop11h 40m

London Heathrow

Sun 12/27

6:15 pm-9:55 am

Nonstop9h 40m

$3,016

SylhetLondon

ZYL Sylhet Osmani Intl - LHR London Heathrow

ZYLLHR

Sylhet Osmani Intl

Mon 10/26

4:00 pm-12:15 pm

1 stop26h 15m

London Heathrow

Mon 11/2

4:30 pm-8:15 am

2 stops57h 45m

$3,316

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Sorted by cheapest first

Compare providers for flights from Sylhet to Heathrow

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sylhet to Heathrow in September.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars
BudgetAirPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Sylhet-London Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sylhet-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sylhet-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sylhet-London Heathrow Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sylhet-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Sylhet to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Sylhet with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

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

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

When flying from Sylhet to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Sylhet to London Heathrow Airport?

Airfare is below average for this route at the moment.

Sylhet to London Heathrow Airport flights typically cost between $1,329 and $1,480 in September.
The cheapest round-trip price found within the last 5 days was $1,111 on Multiple Airlines (Sep 24-Nov 12).

Reviews of airlines servicing Heathrow

Read through reviews of airlines operating flights from Sylhet to London Heathrow Airport, such as Biman Bangladesh. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Biman Bangladesh
6.6
Okay
32 reviews

Food

6.7

Crew

7.3

Overall

6.6

Entertainment

6.1

Comfort

6.4

Boarding

6.8
Biman Bangladesh
6.6
Okay
32 reviews
Biman Bangladesh
6.6
Okay
32 reviews

Food

6.7

Crew

7.3

Overall

6.6

Entertainment

6.1

Comfort

6.4

Boarding

6.8

Related info for your journey

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

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

  • How long is the flight from Sylhet to London Heathrow Airport?

    There are many flights that can get you from Sylhet to London Heathrow Airport in 11h 40m. Fly via Biman Bangladesh to get the fastest option. Sylhet and London Heathrow Airport are separated by a distance of 4979 mi. All flights are typically nonstop.

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

    Flying on Biman Bangladesh is currently your cheapest option to London Heathrow Airport, with prices starting at $1,073. You may be able to fly from Sylhet to London Heathrow Airport for 22% less than the average price by searching for this airline.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Sylhet to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near London Heathrow Airport?

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Basingstoke
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Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Sylhet to Heathrow

Dhaka to Heathrow flights

Top airline flying from Sylhet to Heathrow

AirlineCheapestAverageFlexibilityOn-time
Biman BangladeshCheapest$1,073Average$1,264FlexibilityNo cancel feeOn-time45%

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