$1,286+ Cheap flights from District of Columbia to Sylhet (ZYL)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/15. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — ZYL
May 5 — May 121
1 adult, Economy
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Cheapest flights from District of Columbia to SylhetExplore the most affordable flight options available from District of Columbia to Sylhet. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.
Explore the most affordable flight options available from District of Columbia to Sylhet. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.
This Trip.com deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/156:50 pmIAD - ZYL
2 stops30h 30mMultiple Airlines
Mon 8/251:50 pmZYL - IAD
2 stops35h 55mMultiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$1,286
Cheapflights Fare Finder
Customize your flight search to find flights from District of Columbia 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 2,558,603 searches. Data last updated April 30, 2025.
Use the filters below to find and compare flights from District of Columbia to Sylhet that are best for you.
Fly from
District of Columbia
Fly to
Sylhet
Route
Depart
Return
Price
Washington, D.C.Sylhet
IAD - ZYL
IADZYL
Washington, D.C. Dulles Intl
Fri 8/15
6:50 pm-11:20 am
2 stops30h 30m
Sylhet Osmani Intl
Mon 8/25
1:50 pm-3:45 pm
2 stops35h 55m
$1,286
Best time to book a flight from District of Columbia to Sylhet
Have a flexible travel schedule? Discover the best time to fly to Sylhet from District of Columbia with our price prediction graph.
Estimated round-trip 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 District of Columbia to Sylhet
Rainfall in Sylhet by month
Plan your trip to Sylhet by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Sylhet ranges from 0.3 - 32.0 inches per month. June is typically the wettest month, when rainfall can reach 32.0 in. December is typically the driest time to visit Sylhet when rainfall is around 0.3 in.
Temperature in Sylhet by month
Plan your trip to Sylhet by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Sylhet, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 64.4 F).