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Sylhet

$1,093+ Cheap flights from Dulles Intl (IAD) 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 1/13. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — ZYL
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Dulles Intl to Sylhet

Best flights from Dulles Intl to Sylhet
Discover carefully curated flight deals from Dulles Intl to Sylhet that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

This Trip.com deal was found by Cheapflights users on 12/17. 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.
Tue 1/136:10 pmIAD - ZYL
2 stops40h 35mMultiple Airlines
Thu 1/298:40 amZYL - IAD
2 stops41h 05mMultiple Airlines
Deal found 12/17$1,093
This Gurufare deal was found by Cheapflights users on 12/17. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/1310:30 amIAD - ZYL
2 stops24h 15mMultiple Airlines
Wed 1/2810:10 pmZYL - IAD
2 stops45h 00mMultiple Airlines
Deal found 12/17$1,313
This Gurufare deal was found by Cheapflights users on 12/17. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/1210:30 amIAD - ZYL
2 stops24h 15mMultiple Airlines
Wed 1/2810:10 pmZYL - IAD
2 stops45h 00mMultiple Airlines
Deal found 12/17$1,313
This KAYAK deal was found by Cheapflights users on 12/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/149:15 pmIAD - ZYL
2 stops27h 35mMultiple Airlines
Tue 1/2710:10 pmZYL - IAD
2 stops32h 10mMultiple Airlines
Deal found 12/17$1,332
This Ovago deal was found by Cheapflights users on 12/17. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/1110:40 amIAD - ZYL
2 stops24h 05mMultiple Airlines
Wed 1/283:55 pmZYL - IAD
2 stops35h 00mMultiple Airlines
Deal found 12/17$1,346
This Gurufare deal was found by Cheapflights users on 12/17. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/1510:30 amIAD - ZYL
2 stops24h 15mMultiple Airlines
Fri 1/302:10 pmZYL - IAD
2 stops29h 00mMultiple Airlines
Deal found 12/17$1,363
This Gurufare deal was found by Cheapflights users on 12/17. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/810:30 amIAD - ZYL
2 stops24h 15mMultiple Airlines
Wed 1/2112:50 pmZYL - IAD
2 stops30h 20mMultiple Airlines
Deal found 12/17$1,442
This Gurufare deal was found by Cheapflights users on 12/17. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/910:30 amIAD - ZYL
2 stops24h 15mMultiple Airlines
Wed 1/2110:10 pmZYL - IAD
2 stops45h 00mMultiple Airlines
Deal found 12/17$1,442
This Ovago deal was found by Cheapflights users on 12/17. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/1110:40 amIAD - ZYL
2 stops24h 05mMultiple Airlines
Thu 1/293:55 pmZYL - IAD
2 stops27h 25mMultiple Airlines
Deal found 12/17$1,495
This Ovago deal was found by Cheapflights users on 12/17. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/1110:40 amIAD - ZYL
2 stops24h 05mMultiple Airlines
Tue 1/273:55 pmZYL - IAD
2 stops27h 25mMultiple Airlines
Deal found 12/17$1,495
This Ovago deal was found by Cheapflights users on 12/17. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/1110:40 amIAD - ZYL
2 stops24h 05mMultiple Airlines
Sat 1/313:55 pmZYL - IAD
2 stops27h 25mMultiple Airlines
Deal found 12/17$1,625
This Justfly.com deal was found by Cheapflights users on 12/17. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/88:05 pmIAD - ZYL
2 stops38h 40mMultiple Airlines
Fri 1/233:55 pmZYL - IAD
2 stops35h 00mMultiple Airlines
Deal found 12/17$1,646

Find flight deals from Dulles Intl to Sylhet

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) 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 December 18, 2025.

Round-trip from

$1,093
(Trip.com)
From Washington, D.C. Dulles Intl to Sylhet Osmani Intl
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl 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 December 18, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Sylhet that are best for you.

Fly from

Dulles Intl

Fly to

Sylhet

Route

Depart

Return

Price

Washington, D.C.Sylhet

IAD - ZYL

IADZYL

Washington, D.C. Dulles Intl

Tue 1/13

6:10 pm-9:45 pm

2 stops40h 35m

Sylhet Osmani Intl

Thu 1/29

8:40 am-2:45 pm

2 stops41h 05m

$1,093

Washington, D.C.Sylhet

IAD - ZYL

IADZYL

Washington, D.C. Dulles Intl

Tue 1/13

10:30 am-9:45 pm

2 stops24h 15m

Sylhet Osmani Intl

Wed 1/28

10:10 pm-8:10 am

2 stops45h 00m

$1,313

Washington, D.C.Sylhet

IAD - ZYL

IADZYL

Washington, D.C. Dulles Intl

Mon 1/12

10:30 am-9:45 pm

2 stops24h 15m

Sylhet Osmani Intl

Wed 1/28

10:10 pm-8:10 am

2 stops45h 00m

$1,313

Washington, D.C.Sylhet

IAD - ZYL

IADZYL

Washington, D.C. Dulles Intl

Wed 1/14

9:15 pm-11:50 am

2 stops27h 35m

Sylhet Osmani Intl

Tue 1/27

10:10 pm-7:20 pm

2 stops32h 10m

$1,332

Washington, D.C.Sylhet

IAD - ZYL

IADZYL

Washington, D.C. Dulles Intl

Sun 1/11

10:40 am-9:45 pm

2 stops24h 05m

Sylhet Osmani Intl

Wed 1/28

3:55 pm-3:55 pm

2 stops35h 00m

$1,346

Washington, D.C.Sylhet

IAD - ZYL

IADZYL

Washington, D.C. Dulles Intl

Thu 1/15

10:30 am-9:45 pm

2 stops24h 15m

Sylhet Osmani Intl

Fri 1/30

2:10 pm-8:10 am

2 stops29h 00m

$1,363

Washington, D.C.Sylhet

IAD - ZYL

IADZYL

Washington, D.C. Dulles Intl

Thu 1/8

10:30 am-9:45 pm

2 stops24h 15m

Sylhet Osmani Intl

Wed 1/21

12:50 pm-8:10 am

2 stops30h 20m

$1,442

Washington, D.C.Sylhet

IAD - ZYL

IADZYL

Washington, D.C. Dulles Intl

Fri 1/9

10:30 am-9:45 pm

2 stops24h 15m

Sylhet Osmani Intl

Wed 1/21

10:10 pm-8:10 am

2 stops45h 00m

$1,442

Washington, D.C.Sylhet

IAD - ZYL

IADZYL

Washington, D.C. Dulles Intl

Sun 1/11

10:40 am-9:45 pm

2 stops24h 05m

Sylhet Osmani Intl

Thu 1/29

3:55 pm-8:20 am

2 stops27h 25m

$1,495

Washington, D.C.Sylhet

IAD - ZYL

IADZYL

Washington, D.C. Dulles Intl

Sun 1/11

10:40 am-9:45 pm

2 stops24h 05m

Sylhet Osmani Intl

Tue 1/27

3:55 pm-8:20 am

2 stops27h 25m

$1,495

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 12 results
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Best time to book a flight from Dulles Intl to Sylhet

Have a flexible travel schedule? Discover the best time to fly to Sylhet from Dulles Intl 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.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl 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 Washington, D.C. Dulles Intl?

    Located just 4.3 mi from the city center, Sylhet Osmani Intl is the airport most travelers will use when flying to Sylhet from Washington, D.C. Dulles Intl. Booking flights from Washington, D.C. Dulles Intl to Osmani Intl (ZYL) should be relatively easy as there are 0 daily inbound flights from Washington, D.C. Dulles Intl from 0 different airlines.

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

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

  • How can I find direct flights from Dulles Intl to Sylhet?

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl 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.

See more FAQs

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