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$405+ Cheap flights from Washington, D.C. (WAS) to Sri Lanka

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/26. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — CMB
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Washington, D.C. to Sri Lanka

Cheapest flights from Washington, D.C. to Sri Lanka
Explore the most affordable flight options available from Washington, D.C. to Sri Lanka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/302:35 pmIAD - CMB
1 stop25h 45mEtihad Airways
Thu 1/294:00 amCMB - IAD
1 stop39h 35mEtihad Airways
Deal found 12/17$1,203
This oojo deal was found by Cheapflights users on 12/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/302:35 pmIAD - CMB
1 stop19h 10mEtihad Airways
Wed 1/219:50 amCMB - IAD
1 stop33h 45mEtihad Airways
Deal found 12/16$1,240
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/292:35 pmIAD - CMB
1 stop31h 10mEtihad Airways
Sun 1/184:00 amCMB - IAD
1 stop39h 35mEtihad Airways
Deal found 12/17$1,360
This oojo deal was found by Cheapflights users on 12/15. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3010:16 amBWI - CMB
2 stops29h 09mQatar Airways
Wed 1/214:15 amCMB - BWI
2 stops30h 07mQatar Airways
Deal found 12/15$1,405
This Etihad Airways deal was found by Cheapflights users on 12/16. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/252:35 pmIAD - CMB
1 stop31h 10mEtihad Airways
Tue 1/134:30 pmCMB - IAD
1 stop27h 05mEtihad Airways
Deal found 12/16$1,412
This oojo deal was found by Cheapflights users on 12/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:49 pmBWI - CMB
2 stops44h 36mQatar Airways
Wed 1/218:50 pmCMB - BWI
2 stops31h 36mQatar Airways
Deal found 12/16$1,413
This Gotogate deal was found by Cheapflights users on 12/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/302:35 pmIAD - CMB
1 stop25h 45mMultiple Airlines
Thu 1/2210:15 pmCMB - IAD
2 stops31h 35mMultiple Airlines
Deal found 12/16$1,440
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3010:30 amIAD - CMB
2 stops21h 25mEmirates
Fri 1/305:20 pmCMB - IAD
1 stop25h 20mEmirates
Deal found 12/17$1,556
This Booking.com deal was found by Cheapflights users on 12/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3012:35 pmIAD - CMB
2 stops37h 25mMultiple Airlines
Wed 1/212:00 pmCMB - IAD
2 stops32h 05mMultiple Airlines
Deal found 12/16$1,581
This FlightHub deal was found by Cheapflights users on 12/18. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2910:06 pmIAD - CMB
2 stops45h 04mMultiple Airlines
Mon 1/192:00 pmCMB - IAD
2 stops32h 05mMultiple Airlines
Deal found 12/18$1,583
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/309:45 amIAD - CMB
2 stops40h 15mMultiple Airlines
Fri 1/306:40 pmCMB - IAD
2 stops27h 38mMultiple Airlines
Deal found 12/17$1,596
This FlightHub deal was found by Cheapflights users on 12/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/304:10 pmDCA - CMB
2 stops26h 45mAir Canada
Tue 1/2012:25 amCMB - DCA
2 stops28h 10mAir Canada
Deal found 12/16$1,610

Find flight deals from Washington, D.C. to Sri Lanka

Keep the following information in mind while searching for Washington, D.C. to Sri Lanka flight deals. Data was last updated December 18, 2025.

Round-trip from

$887
(oojo)

One-way from

$405
(CrystalTravel)

Popular in

December

Cheapest in

September

Average price

$1,862
From Washington, D.C. (WAS) to Sri Lanka
Search Deals
One-way flight from Washington, D.C. (WAS) to Sri Lanka
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($182 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($70 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Sri Lanka 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. to Sri Lanka that are best for you.

Fly from

Washington, D.C.

Fly to

Sri Lanka

Route

Depart

Return

Price

Washington, D.C.Colombo

IAD - CMB

IADCMB

Washington, D.C. Dulles Intl

Sat 5/16

9:40 pm-5:20 am

1 stop22h 10m

Colombo Bandaranaike Intl

Tue 6/16

10:15 pm-7:45 pm

1 stop31h 00m

$904

Washington, D.C.Colombo

IAD - CMB

IADCMB

Washington, D.C. Dulles Intl

Sat 2/14

8:05 pm-1:55 am

1 stop19h 20m

Colombo Bandaranaike Intl

Mon 2/16

10:15 am-3:55 pm

1 stop40h 10m

$937

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Tue 1/13

4:10 pm-5:25 am

2 stops26h 45m

Colombo Bandaranaike Intl

Tue 1/20

5:05 pm-10:35 pm

3 stops40h 00m

$965

Washington, D.C.Colombo

IAD - CMB

IADCMB

Washington, D.C. Dulles Intl

Sat 1/31

8:05 pm-2:45 am

1 stop20h 10m

Colombo Bandaranaike Intl

Sat 2/7

10:15 am-8:20 am

1 stop32h 35m

$976

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Tue 1/13

11:05 am-5:25 am

2 stops31h 50m

Colombo Bandaranaike Intl

Tue 1/27

12:25 am-10:23 am

2 stops44h 28m

$992

Washington, D.C.Colombo

IAD - CMB

IADCMB

Washington, D.C. Dulles Intl

Tue 1/13

1:15 pm-5:25 am

2 stops29h 40m

Colombo Bandaranaike Intl

Tue 1/27

12:25 am-8:54 pm

2 stops30h 59m

$992

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Fri 5/1

4:20 pm-12:45 pm

2 stops34h 55m

Colombo Bandaranaike Intl

Thu 6/4

3:25 am-3:39 pm

2 stops45h 44m

$993

Washington, D.C.Colombo

IAD - CMB

IADCMB

Washington, D.C. Dulles Intl

Sun 5/17

9:45 am-12:45 pm

2 stops41h 30m

Colombo Bandaranaike Intl

Tue 6/16

3:25 am-8:32 pm

2 stops26h 37m

$993

Washington, D.C.Colombo

IAD - CMB

IADCMB

Washington, D.C. Dulles Intl

Wed 1/14

10:06 pm-5:25 am

2 stops44h 49m

Colombo Bandaranaike Intl

Tue 1/27

12:25 am-8:54 pm

2 stops30h 59m

$995

Washington, D.C.Colombo

IAD - CMB

IADCMB

Washington, D.C. Dulles Intl

Mon 1/26

10:06 pm-5:25 am

2 stops44h 49m

Colombo Bandaranaike Intl

Mon 2/2

11:40 pm-8:29 pm

2 stops31h 19m

$999

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 60 results
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Best time to book a flight from Washington, D.C. to Sri Lanka

Have a flexible travel schedule? Discover the best time to fly to Sri Lanka from Washington, D.C. 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 Washington, D.C. to Sri Lanka

What is the cheapest month to book a flight from Washington, D.C. to Sri Lanka?

Currently, February is the cheapest month in which you can book a flight from Washington, D.C. to Sri Lanka (average of $723). Flying from Washington, D.C. to Sri Lanka in June is currently the most expensive (average of $1,008). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from WAS to LK?

Find hourly flight availability from Washington, D.C. to Sri Lanka. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

A simple way to save on the total cost of your ticket is to fly from Washington, D.C. to Sri Lanka in the afternoon. If you’re flexible enough to do this you can expect to save up to 26% on your trip compared to booking a flight at noon.

Reviews of airlines servicing Sri Lanka

Get insights into the airlines that provide service to Sri Lanka. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sri Lanka. Reviews last updated December 18, 2025.
Get a feel of what it's like to fly with Qatar Airways, Etihad Airways, and Turkish Airlines from Washington, D.C. to Sri Lanka by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Qatar Airways
7.4
Good
3,686 reviews

Comfort

7.4

Boarding

7.5

Food

7.3

Overall

7.4

Entertainment

7.4

Crew

7.9

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable
Qatar Airways
7.4
Good
3,686 reviews
Qatar Airways
7.4
Good
3,686 reviews

Comfort

7.4

Boarding

7.5

Food

7.3

Overall

7.4

Entertainment

7.4

Crew

7.9

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable
Etihad Airways
7.4
Good
1,333 reviews
Qatar Airways
7.4
Good
3,686 reviews

Comfort

7.4

Boarding

7.5

Food

7.3

Overall

7.4

Entertainment

7.4

Crew

7.9

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable
Turkish Airlines
7.3
Good
4,103 reviews
Qatar Airways
7.4
Good
3,686 reviews

Comfort

7.4

Boarding

7.5

Food

7.3

Overall

7.4

Entertainment

7.4

Crew

7.9

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable
American Airlines
7.2
Good
11,054 reviews
Qatar Airways
7.4
Good
3,686 reviews

Comfort

7.4

Boarding

7.5

Food

7.3

Overall

7.4

Entertainment

7.4

Crew

7.9

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable
JetBlue
7.2
Good
2,896 reviews
Qatar Airways
7.4
Good
3,686 reviews

Comfort

7.4

Boarding

7.5

Food

7.3

Overall

7.4

Entertainment

7.4

Crew

7.9

Reviews

1 / 20
6.0
Good

Chris,Jul 2025

DFW - DOH

Too crammed for the amount you have to pay. That was very uncomfortable

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Sri Lanka. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Washington, D.C. to Sri Lanka?

    Airlines like Turkish Airlines, Qatar Airways, and Air Canada fly from Washington, D.C. to Sri Lanka in about 19h 20m. The time it takes to get you to your destination can typically vary by up to 12h 30m. Washington, D.C. and Sri Lanka are separated by a distance of 8928 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Washington, D.C. to Sri Lanka one-way?

    $416 is the cheapest one-way deal found within the past few days, from Etihad Airways. You may also be able to find cheap deals on American Airlines and Qatar Airways, with prices starting from $455 and $653, respectively.

  • What are the most popular routes from Washington, D.C. to Sri Lanka?

    Most travelers choose Washington, D.C. Dulles Intl - Colombo Bandaranaike Intl, Washington, D.C. Reagan-National - Colombo Bandaranaike Intl or Baltimore/Washington - Colombo Bandaranaike Intl when deciding on the best route from Washington, D.C. to Sri Lanka.

  • Can I find deals for flights from Washington, D.C. to Sri Lanka that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Sri Lanka flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Sri Lanka?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Sri Lanka.

  • Can I find deals for business class flights from Washington, D.C. to Sri Lanka?

    Yes. Cheapflights offers flight deals from Washington, D.C. to Sri Lanka by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. to Sri Lanka?

    Currently, February is the cheapest month in which you can book a flight from Washington, D.C. to Sri Lanka (average of $723). Flying from Washington, D.C. to Sri Lanka in June is currently the most expensive (average of $1,008). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Washington, D.C. to Sri Lanka

See prices for flight routes from nearby airports that may be better suited for you.
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Top 9 airlines flying from Washington, D.C. to Sri Lanka

Discover the top 9 airlines that operate flights from Washington, D.C. to Sri Lanka. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest$761Average$1,075FlexibilityNo cancel feeOn-time75%
Air IndiaCheapest$830Average$1,122FlexibilityNo cancel feeOn-timeN/A
Qatar AirwaysCheapest$874Average$1,200FlexibilityNo cancel feeOn-time68%
Turkish AirlinesCheapest$884Average$1,392FlexibilityNo cancel feeOn-time77%
Alaska AirlinesCheapest$954Average$985FlexibilityNo cancel feeOn-time75%
JetBlueCheapest$985Average$2,472FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$1,043Average$1,299FlexibilityNo cancel feeOn-time71%
IndiGoCheapest$1,082Average$1,301FlexibilityNo cancel feeOn-time80%
EmiratesCheapest$1,361Average$1,720FlexibilityNo cancel feeOn-time75%

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