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Cheap flights from Bangkok to Sylhet from ฿16,972

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/5. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — ZYL
11 Mar — 18 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Bangkok to Sylhet

Enter your travel dates to find the best prices.

Cheapest flights from Bangkok to Sylhet
Explore the most affordable flight options available from Bangkok to Sylhet. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 February 2026.

Sat 30/514:40
BKK
-
ZYL
1 stop7h 50m
US-Bangla Airlines
Wed 3/617:50
ZYL
-
BKK
1 stop18h 50m
US-Bangla Airlines
Deal found 6/2฿16,972
Sat 30/521:15
BKK
-
ZYL
2 stops39h 35m
Multiple Airlines
Wed 3/608:05
ZYL
-
BKK
2 stops29h 10m
Multiple Airlines
Deal found 6/2฿55,575

Find flight deals from Bangkok to Sylhet

Discover tips and strategies to find the most affordable flight options for your journey from Bangkok (TH1) to Sylhet (ZYL). 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 9 February 2026.

Round-trip from

฿16,972
US-Bangla Airlines
  • US-Bangla Airlines
  • 30/5-3/6
  • 2 total stops
  • 26h 40m total
  • Bangkok to Sylhet
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Bangkok to Sylhet that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 17,341 searches. Data last updated 9 February 2026.
Use the filters below to find and compare flights from Bangkok to Sylhet that are best for you.

Fly from

Bangkok

Fly to

Sylhet

Route

Depart

Return

Price

BangkokSylhet

BKK - ZYL

BKKZYL

Bangkok Suvarnabhumi

Sat 30/5

14:40-21:30

1 stop7h 50m

Sylhet Osmani Intl

Wed 3/6

17:50-13:40

1 stop18h 50m

฿16,972

BangkokSylhet

BKK - ZYL

BKKZYL

Bangkok Suvarnabhumi

Sat 30/5

21:15-11:50

2 stops39h 35m

Sylhet Osmani Intl

Wed 3/6

08:05-14:15

2 stops29h 10m

฿55,575

Flights are sorted by cheapest return flights first.

Deals found on 6/2

Best time to book a flight from Bangkok to Sylhet

Have a flexible travel schedule? Discover the best time to fly to Sylhet from Bangkok 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 Bangkok to Sylhet
No data available for this route at this time. Please check back soon.

Related info for your journey

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

    For a flight from Bangkok to Sylhet, you will be flying into Osmani Intl. Sylhet Osmani Intl (ZYL) is just 6.9 km from the centre vof the city. Osmani Intl is the only Sylhet airport and it handles 0 inbound flights from Bangkok per day. 0 airlines have flights to Sylhet Osmani Intl from Bangkok on a regular basis.

  • How long is the flight from Bangkok to Sylhet?

    For as low as ฿16,972, US-Bangla Airlines can have you in Sylhet from Bangkok in 7h 50m. The distance from Bangkok to Sylhet is about 1559 km.

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

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

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

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

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

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

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Alternative routes for Bangkok to Sylhet

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

Cheapflights helps you search for flights from Bangkok to Sylhet via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Sylhet from Bangkok.

Can Cheapflights find flights from Bangkok to Sylhet with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Bangkok to Sylhet, users can toggle the no change fees filter when performing a flight search.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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