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Flights to Sylhet Osmani Intl

£293 Cheap flights to Sylhet

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Sylhet departing on 17/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from the United Kingdom to Sylhet

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
14:15 - 19:25LHR-ZYL
23h 10m2 stops
Multiple Airlines Logo
07:20 - 07:30ZYL-LHR
30h 10m2 stops
£659Multiple Airlines
Find Deal
Mon, 10 Nov - Tue, 25 Nov
Multiple Airlines Logo
14:15 - 20:00LHR-ZYL
23h 45m2 stops
Multiple Airlines Logo
10:45 - 12:15ZYL-LHR
31h 30m2 stops
£662Multiple Airlines
Find Deal
Sun, 16 Nov - Tue, 9 Dec
Multiple Airlines Logo
14:15 - 21:10LHR-ZYL
24h 55m2 stops
Multiple Airlines Logo
08:35 - 07:30ZYL-LHR
28h 55m2 stops
£663Multiple Airlines
Find Deal
Mon, 1 Dec - Mon, 8 Dec
Multiple Airlines Logo
14:15 - 21:10LHR-ZYL
24h 55m2 stops
Multiple Airlines Logo
19:50 - 17:10ZYL-LHR
27h 20m2 stops
£673Multiple Airlines
Find Deal
Wed, 31 Dec - Sat, 31 Jan
Multiple Airlines Logo
14:15 - 20:00LHR-ZYL
23h 45m2 stops
Multiple Airlines Logo
10:55 - 12:15ZYL-LHR
31h 20m2 stops
£674Multiple Airlines
Find Deal
Wed, 12 Nov - Mon, 9 Feb
Multiple Airlines Logo
14:15 - 16:40LHR-ZYL
20h 25m2 stops
Multiple Airlines Logo
08:35 - 07:30ZYL-LHR
28h 55m2 stops
£681Multiple Airlines
Find Deal
Tue, 13 Jan - Tue, 27 Jan
Multiple Airlines Logo
10:00 - 20:00LHR-ZYL
28h 00m2 stops
Multiple Airlines Logo
09:35 - 12:15ZYL-LHR
32h 40m3 stops
£682Multiple Airlines
Find Deal
Sun, 30 Nov - Thu, 25 Dec
Multiple Airlines Logo
14:15 - 16:40LHR-ZYL
20h 25m2 stops
Multiple Airlines Logo
08:35 - 07:30ZYL-LHR
28h 55m2 stops
£684Multiple Airlines
Find Deal
Mon, 10 Nov - Mon, 17 Nov
Biman Bangladesh Logo
18:15 - 09:55LHR-ZYL
9h 40mdirect
Biman Bangladesh Logo
10:25 - 16:05ZYL-LHR
11h 40mdirect
£775Biman Bangladesh
Find Deal
Sat, 7 Feb - Sat, 21 Mar
Biman Bangladesh Logo
18:15 - 09:55LHR-ZYL
9h 40mdirect
Biman Bangladesh Logo
10:25 - 16:05ZYL-LHR
11h 40mdirect
£785Biman Bangladesh
Find Deal
Sun, 15 Mar - Wed, 18 Mar

momondo Fare Finder

 
Locate flights to Sylhet Osmani Intl that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 279,928 searches and data was last updated on 13 October 2025.
Use the filters below to find and compare flights to Sylhet that are best for you.

Fly from

Route

Depart

Return

Price

LondonSylhet

LHR - ZYL

LHRZYL

London Heathrow

Mon 10/11

14:15-19:25

2 stops23h 10m

Sylhet Osmani Intl

Tue 25/11

07:20-07:30

2 stops30h 10m

£659

LondonSylhet

LHR - ZYL

LHRZYL

London Heathrow

Sun 16/11

14:15-20:00

2 stops23h 45m

Sylhet Osmani Intl

Tue 9/12

10:45-12:15

2 stops31h 30m

£662

LondonSylhet

LHR - ZYL

LHRZYL

London Heathrow

Mon 1/12

14:15-21:10

2 stops24h 55m

Sylhet Osmani Intl

Mon 8/12

08:35-07:30

2 stops28h 55m

£663

LondonSylhet

LHR - ZYL

LHRZYL

London Heathrow

Wed 31/12

14:15-21:10

2 stops24h 55m

Sylhet Osmani Intl

Sat 31/1

19:50-17:10

2 stops27h 20m

£673

LondonSylhet

LHR - ZYL

LHRZYL

London Heathrow

Wed 12/11

14:15-20:00

2 stops23h 45m

Sylhet Osmani Intl

Mon 9/2

10:55-12:15

2 stops31h 20m

£674

LondonSylhet

LHR - ZYL

LHRZYL

London Heathrow

Tue 13/1

14:15-16:40

2 stops20h 25m

Sylhet Osmani Intl

Tue 27/1

08:35-07:30

2 stops28h 55m

£681

LondonSylhet

LHR - ZYL

LHRZYL

London Heathrow

Sun 30/11

10:00-20:00

2 stops28h 00m

Sylhet Osmani Intl

Thu 25/12

09:35-12:15

3 stops32h 40m

£682

LondonSylhet

LHR - ZYL

LHRZYL

London Heathrow

Mon 10/11

14:15-16:40

2 stops20h 25m

Sylhet Osmani Intl

Mon 17/11

08:35-07:30

2 stops28h 55m

£684

LondonSylhet

LHR - ZYL

LHRZYL

London Heathrow

Sat 7/2

18:15-09:55

Nonstop9h 40m

Sylhet Osmani Intl

Sat 21/3

10:25-16:05

Nonstop11h 40m

£775

LondonSylhet

LHR - ZYL

LHRZYL

London Heathrow

Sun 15/3

18:15-09:55

Nonstop9h 40m

Sylhet Osmani Intl

Wed 18/3

10:25-16:05

Nonstop11h 40m

£785

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Sylhet from

Sylhet flights insights and trends

Explore insights for your Sylhet flight to craft the best travel plan

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 United Kingdom to Sylhet during May average around £786.

What is the absolute cheapest flight to Sylhet?

See prices from:

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 Thursday when prices can be found for as low as £842. 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 United Kingdom because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £1,217.

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

Our data shows that the cheapest United Kingdom to Sylhet flights are usually those with departure times in the morning. Our users have found flights to Sylhet in the morning for as low as £564. Try not to purchase tickets in the afternoon because they tend to be around £882. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You are more likely to see cheaper flights to Sylhet from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Sylhet for around £906 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sylhet from United Kingdom for as low as £753 on momondo.

Cheapest flights to Sylhet Osmani Intl

Find the cheapest flights to Sylhet Osmani Intl from your nearest city or airport
Find flights from London Heathrow Airport to Sylhet
CHEAPEST MONTH TO FLY TO SYLHET FROM LONDON HEATHROW AIRPORTSeptember22% cheaperFlying from London Heathrow Airport to Sylhet costs on average just £712 in September
MOST EXPENSIVE MONTH TO FLY TO SYLHET FROM LONDON HEATHROW AIRPORTDecember49% more expensiveIt costs about £1,357 for flights to Sylhet from London Heathrow Airport in December
MOST POPULAR MONTH TO FLY TO SYLHET FROM LONDON HEATHROW AIRPORTJuly511% more users visitedMore momondo users searched in flights to Sylhet from London Heathrow Airport in July than any other month

Cheap Sylhet flight deals and tips

Summary info about Sylhet flight prices, duration and airlines

Best One-Way Price

£293

Best Round-Trip Price

£659

Fastest flight time

20h 20m

Popular in

July
The best one-way flight price to Sylhet from United Kingdom in the last 72 hours is £293 (London Stansted to Sylhet Osmani Intl).
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The best round-trip flight price to Sylhet from United Kingdom in the last 72 hours is £659 (London Heathrow to Sylhet Osmani Intl).
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The fastest flight to Sylhet from United Kingdom takes 20h 20m (London Stansted to Sylhet Osmani Intl).
Search Deals
July has the highest demand for flights to Sylhet, with a 9% price increase on average.
Search Deals

Frequently asked questions about flying to Sylhet

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

The ideal time to book your flight to Sylhet is 27 days in advance, when prices tend to average £924. Keep in mind that you might also find cheap flights to Sylhet outside of this time window. In fact, momondo users recently found flights from United Kingdom to Sylhet for £739.

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

Prices for flights to Sylhet Osmani Intl Airport are refreshed on a daily basis.

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

There are 2 operators available for flights to Sylhet Osmani Intl Airport as of October 2025.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel 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.

Why use momondo?

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

We help find the flight that best suits your needs; momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight for you.

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

Yes. momondo enables you to select and highlight flights to Sylhet with this policy.

How can momondo help me find flights to Sylhet?

Once you have performed a search for flights to Sylhet, momondo helps you find the right flight by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight to Sylhet now, use our insights above to find helpful tips or alternatively set up a price alert; this is where momondo will track prices on flights to Sylhet and let you know when they change.

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Popular Flights to Sylhet

Popular routes according to searches in the past day on momondo
London to Sylhet Osmani Intl Flightsfrom £884
Manchester to Sylhet Osmani Intl Flightsfrom £968
Birmingham to Sylhet Osmani Intl Flightsfrom £1,098