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Washington, D.C.

$643+ Cheap flights from Sri Lanka to Washington, D.C. (WAS)

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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
CMB — WAS
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from Sri Lanka to Washington, D.C.

Discover tips and strategies to find the most affordable flight options for your journey from Sri Lanka (LK0) to Washington, D.C. (WAS). 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 January 21, 2025.

Round-trip from

$871
(Expedia)

One-way from

$643
(Booking.com)
From Sri Lanka to Washington, D.C. (WAS)
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One-way flight from Sri Lanka to Washington, D.C. (WAS)
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Find flight deals from Sri Lanka to Washington, D.C.

Cheapest flights from Sri Lanka to Washington, D.C.
Explore the most affordable flight options available from Sri Lanka to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This Expedia deal was found by Cheapflights users on 1/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/176:40 pmCMB - IAD
2 stops31h 40mMultiple Airlines
Mon 2/245:50 pmIAD - CMB
2 stops41h 35mMultiple Airlines
Deal found 1/20$871
This Etihad Airways deal was found by Cheapflights users on 1/20. 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.
Wed 3/54:20 amCMB - IAD
1 stop22h 35mEtihad Airways
Thu 3/1310:30 pmIAD - CMB
1 stop31h 10mEtihad Airways
Deal found 1/20$928
This Qatar Airways deal was found by Cheapflights users on 1/20. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/268:20 pmCMB - IAD
1 stop29h 20mQatar Airways
Wed 8/279:05 pmIAD - CMB
1 stop20h 50mQatar Airways
Deal found 1/20$1,025
This Air Canada deal was found by Cheapflights users on 1/21. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/301:05 pmCMB - DCA
2 stops36h 14mAir Canada
Mon 7/76:50 pmDCA - CMB
2 stops32h 25mAir Canada
Deal found 1/21$1,138
This Justfly.com deal was found by Cheapflights users on 1/21. 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 5/293:25 amCMB - IAD
2 stops51h 05mAir Canada
Mon 7/710:10 pmIAD - CMB
2 stops53h 05mAir Canada
Deal found 1/21$1,141
This American Airlines deal was found by Cheapflights users on 1/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/123:35 amCMB - IAD
1 stop22h 05mAmerican Airlines
Wed 4/2310:55 amIAD - CMB
1 stop29h 40mAmerican Airlines
Deal found 1/20$1,155
This oojo deal was found by Cheapflights users on 1/21. 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.
Sun 2/910:15 amCMB - DCA
2 stops42h 15mQatar Airways
Tue 2/253:50 pmDCA - CMB
2 stops23h 35mQatar Airways
Deal found 1/21$1,264
This Booking.com deal was found by Cheapflights users on 1/21. 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.
Fri 2/214:00 pmCMB - IAD
2 stops38h 00mIndiGo
Sat 3/89:25 pmIAD - CMB
2 stops31h 05mIndiGo
Deal found 1/21$1,302
This Expedia deal was found by Cheapflights users on 1/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/151:05 pmCMB - DCA
2 stops41h 33mMultiple Airlines
Fri 6/206:50 pmDCA - CMB
3 stops29h 10mMultiple Airlines
Deal found 1/20$1,443
This Lufthansa deal was found by Cheapflights users on 1/21. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/710:05 amCMB - IAD
3 stops40h 15mLufthansa
Wed 2/265:50 pmIAD - CMB
2 stops28h 30mLufthansa
Deal found 1/21$1,499
This Emirates deal was found by Cheapflights users on 1/20. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/138:35 pmCMB - BWI
3 stops34h 37mEmirates
Wed 4/235:07 pmBWI - CMB
2 stops29h 58mEmirates
Deal found 1/20$1,587
This FlightHub deal was found by Cheapflights users on 1/20. 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.
Fri 2/75:05 pmCMB - IAD
2 stops24h 15mAir India
Tue 2/2510:00 amIAD - CMB
1 stop21h 45mAir India
Deal found 1/20$1,689

Find flights from Sri Lanka to Washington, D.C. within your budget

Customize your flight search to find flights from Sri Lanka to Washington, D.C. 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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ColomboWashington, D.C.

CMB - IAD

CMBIAD

Colombo Bandaranaike Intl

Mon 2/17

6:40 pm-3:50 pm

2 stops31h 40m

Washington, D.C. Dulles Intl

Mon 2/24

5:50 pm-9:55 pm

2 stops41h 35m

$871

ColomboWashington, D.C.

CMB - IAD

CMBIAD

Colombo Bandaranaike Intl

Wed 3/5

4:20 am-4:25 pm

1 stop22h 35m

Washington, D.C. Dulles Intl

Thu 3/13

10:30 pm-3:10 pm

1 stop31h 10m

$928

ColomboWashington, D.C.

CMB - IAD

CMBIAD

Colombo Bandaranaike Intl

Thu 6/26

8:20 pm-4:10 pm

1 stop29h 20m

Washington, D.C. Dulles Intl

Wed 8/27

9:05 pm-3:25 am

1 stop20h 50m

$1,025

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

Fri 5/30

1:05 pm-3:49 pm

2 stops36h 14m

Washington, D.C. Reagan-National

Mon 7/7

6:50 pm-12:45 pm

2 stops32h 25m

$1,138

ColomboWashington, D.C.

CMB - IAD

CMBIAD

Colombo Bandaranaike Intl

Thu 5/29

3:25 am-9:00 pm

2 stops51h 05m

Washington, D.C. Dulles Intl

Mon 7/7

10:10 pm-12:45 pm

2 stops53h 05m

$1,141

ColomboWashington, D.C.

CMB - IAD

CMBIAD

Colombo Bandaranaike Intl

Sat 4/12

3:35 am-4:10 pm

1 stop22h 05m

Washington, D.C. Dulles Intl

Wed 4/23

10:55 am-2:05 am

1 stop29h 40m

$1,155

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

Sun 2/9

10:15 am-6:00 pm

2 stops42h 15m

Washington, D.C. Reagan-National

Tue 2/25

3:50 pm-1:55 am

2 stops23h 35m

$1,264

ColomboWashington, D.C.

CMB - IAD

CMBIAD

Colombo Bandaranaike Intl

Fri 2/21

4:00 pm-7:30 pm

2 stops38h 00m

Washington, D.C. Dulles Intl

Sat 3/8

9:25 pm-3:00 pm

2 stops31h 05m

$1,302

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

Thu 5/15

1:05 pm-9:08 pm

2 stops41h 33m

Washington, D.C. Reagan-National

Fri 6/20

6:50 pm-9:30 am

3 stops29h 10m

$1,443

ColomboWashington, D.C.

CMB - IAD

CMBIAD

Colombo Bandaranaike Intl

Fri 2/7

10:05 am-3:50 pm

3 stops40h 15m

Washington, D.C. Dulles Intl

Wed 2/26

5:50 pm-8:50 am

2 stops28h 30m

$1,499

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 47 results
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Best time to book a flight from Sri Lanka to Washington, D.C.

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

Travel insights for flights from Sri Lanka to Washington, D.C.

Get recent, data-driven insights about flights from Sri Lanka to Washington, D.C. including ideal travel times, pricing trends, and more.

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

Currently, August is the cheapest month in which you can book a flight from Sri Lanka to Washington, D.C. (average of $241). Flying from Sri Lanka to Washington, D.C. in March is currently the most expensive (average of $290). 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.

Rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. when rainfall is around 2.6 in.

Temperature in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C., use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. 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 Washington, D.C.. Reviews last updated January 21, 2025.
Get a feel of what it's like to fly with Emirates, Qatar Airways and Singapore Airlines from Sri Lanka to Washington, D.C. by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.5
Very good
1,039 reviews

Entertainment

8.2

Food

8.1

Boarding

8.5

Crew

8.7

Overall

8.5

Comfort

8.3

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Korean Air
8.5
Very good
1,039 reviews
Korean Air
8.5
Very good
1,039 reviews

Entertainment

8.2

Food

8.1

Boarding

8.5

Crew

8.7

Overall

8.5

Comfort

8.3

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Emirates
8.1
Very good
3,358 reviews
Korean Air
8.5
Very good
1,039 reviews

Entertainment

8.2

Food

8.1

Boarding

8.5

Crew

8.7

Overall

8.5

Comfort

8.3

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Singapore Airlines
8.1
Very good
1,328 reviews
Korean Air
8.5
Very good
1,039 reviews

Entertainment

8.2

Food

8.1

Boarding

8.5

Crew

8.7

Overall

8.5

Comfort

8.3

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Qatar Airways
7.5
Good
3,754 reviews
Korean Air
8.5
Very good
1,039 reviews

Entertainment

8.2

Food

8.1

Boarding

8.5

Crew

8.7

Overall

8.5

Comfort

8.3

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Cathay Pacific
7.5
Good
830 reviews
Korean Air
8.5
Very good
1,039 reviews

Entertainment

8.2

Food

8.1

Boarding

8.5

Crew

8.7

Overall

8.5

Comfort

8.3

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Related info for your journey

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

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

    For one-way options, check prices for IndiGo. According to our data, you can fly for as low as $643. Users have also found prices from $680 and $770 on Air India and Etihad Airways, respectively.

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

    The most popular route from Sri Lanka to Washington, D.C. is Colombo Bandaranaike Intl - Washington, D.C. Dulles Intl. You may also consider Colombo Bandaranaike Intl - Washington, D.C. Reagan-National or Colombo Bandaranaike Intl - Baltimore/Washington.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Sri Lanka to Washington, D.C. 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 Sri Lanka to Washington, D.C.?

    Currently, August is the cheapest month in which you can book a flight from Sri Lanka to Washington, D.C. (average of $241). Flying from Sri Lanka to Washington, D.C. in March is currently the most expensive (average of $290). 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

Traveling to a place near Sri Lanka?

Book flights to Sri Lanka if you plan to visit one of these locations
Fairfax
Arlington
Alexandria
Springfield
Silver Spring
Rockville
Tysons
Gaithersburg
Fredericksburg
Linthicum Heights
Laurel
Falls Church
Greenbelt
Easton
Oxon Hill
Herndon
Woodbridge
Bowie
Reston
National Harbor

Browse thousands of different options on Cheapflights for your next trip

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

See prices for flight routes from nearby airports that may be better suited for you.
New Delhi to Dulles Intl flights
Incheon Intl to Dulles Intl flights
Hyderabad to Dulles Intl flights
Mumbai to Dulles Intl flights
New Delhi to Reagan-National flights
Hyderabad to Reagan-National flights
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Taiwan Taoyuan Intl to Reagan-National flights
Ahmedabad to Dulles Intl flights
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Mumbai to Reagan-National flights
Haneda to Dulles Intl flights
Hongqiao Intl to Dulles Intl flights
Suvarnabhumi to Dulles Intl flights
Bangalore to Dulles Intl flights
Lahore to Dulles Intl flights
Taiwan Taoyuan Intl to Dulles Intl flights
Karachi to Reagan-National flights
Incheon Intl to Reagan-National flights
Capital to Dulles Intl flights
Bangalore to Reagan-National flights
Dhaka to Dulles Intl flights
Chennai to Dulles Intl flights
Hongqiao Intl to Reagan-National flights
Kuala Lumpur Intl to Dulles Intl flights
Manila to Reagan-National flights
Dhaka to Reagan-National flights
Chennai to Reagan-National flights
Kuala Lumpur Intl to Reagan-National flights
Capital to Reagan-National flights
Islamabad to Dulles Intl flights
Pu Dong to Dulles Intl flights
Narita to Dulles Intl flights
Ho Chi Minh City to Dulles Intl flights
Singapore to Dulles Intl flights
Kathmandu to Dulles Intl flights
Haneda to Reagan-National flights
Ahmedabad to Reagan-National flights
Narita to Reagan-National flights
Ho Chi Minh City to Reagan-National flights
Lahore to Reagan-National flights
Suvarnabhumi to Reagan-National flights
Hong Kong to Dulles Intl flights
Soekarno-Hatta Intl to Dulles Intl flights
Colombo to Dulles Intl flights
Pu Dong to Reagan-National flights
Vijayawada to Dulles Intl flights

Top 3 airlines flying from Sri Lanka to Washington, D.C.

Discover the top 3 airlines that operate flights from Sri Lanka to Washington, D.C.. 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 January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest$805Average$1,299FlexibilityNo cancel feeOn-time75%
Qatar AirwaysCheapest$1,131Average$1,753FlexibilityNo cancel feeOn-time68%
Turkish AirlinesCheapest$1,310Average$1,360FlexibilityNo cancel feeOn-time77%
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