Biman Bangladesh AirlinesDepart12:10
Mon, Dec 7ZYL → ISB
9h 55m · 2 stops
$518one way, per person
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- Cheapest fare
- $518
- Cheapest month
- December
- Direct flights
- Not recently
- Quickest trip
- 9h 50m
Biman Bangladesh Airlines · Mon, Dec 7
from $518
Usually 1+ stop
2,070 km
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Cheapest month to fly from Sylhet to Islamabad
Lowest one-way fare per person in each month. Choose a month to see every date.
Cheapest dates in December 2026
The lowest fares we've seen for each day, cheapest first.
See every date in December 2026 →Plan the rest of your trip to Islamabad
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Getting around
About flights from Sylhet to Islamabad
Sylhet (ZYL) and Islamabad (ISB) are about 2,070 km apart. We haven't seen direct fares on this route recently, so expect at least one stop; the quickest journey we've seen takes about 9h 50m. Over the next few months, one-way fares start from $518, and December 2026 is currently the cheapest month to fly.
These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.
Frequently asked questions
How much is a flight from Sylhet to Islamabad?
The cheapest one-way fare we've seen recently is $518 with Biman Bangladesh Airlines, departing Monday, December 7, 2026.
What is the cheapest month to fly from Sylhet to Islamabad?
December 2026 currently has the lowest fares, from $518 one way.
Are there direct flights from Sylhet to Islamabad?
We haven't seen direct fares recently, so most journeys include at least one stop.
How long is the flight from Sylhet to Islamabad?
The quickest journey we've seen takes about 9h 50m. Sylhet and Islamabad are around 2,070 km apart.
Which airlines fly from Sylhet to Islamabad?
Recent fares on this route were with Biman Bangladesh Airlines.