HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Sri Lanka

$825+ Cheap flights from Reagan-National (DCA) 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 4/16. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — CMB
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Reagan-National to Sri Lanka with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Reagan-National to Sri Lanka

Keep the following information in mind while searching for Reagan-National to Sri Lanka flight deals. Data was last updated March 31, 2025.

Round-trip from

$1,323
(Gotogate)

One-way from

$825
(oojo)

Popular in

December

Cheapest in

February

Average price

$956
From Washington, D.C. Reagan-National to Sri Lanka
Search Deals
One-way flight from Washington, D.C. Reagan-National to Sri Lanka
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($99 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($54 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

Find flight deals from Reagan-National to Sri Lanka

Cheapest flights from Reagan-National to Sri Lanka
Explore the most affordable flight options available from Reagan-National to Sri Lanka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

This FlightHub deal was found by Cheapflights users on 3/30. 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 11/175:40 pmDCA - CMB
2 stops22h 35mQatar Airways
Tue 12/163:25 amCMB - DCA
2 stops24h 34mQatar Airways
Deal found 3/30$1,106
This Gotogate deal was found by Cheapflights users on 3/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/146:50 pmDCA - CMB
2 stops24h 35mMultiple Airlines
Wed 5/212:10 pmCMB - DCA
2 stops37h 23mMultiple Airlines
Deal found 3/29$1,323
This Air Canada deal was found by Cheapflights users on 3/30. 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.
Thu 5/156:50 pmDCA - CMB
2 stops28h 15mAir Canada
Sat 5/313:25 amCMB - DCA
2 stops40h 24mAir Canada
Deal found 3/30$1,417
This FlightHub deal was found by Cheapflights users on 3/31. 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.
Sat 9/277:45 pmDCA - CMB
2 stops42h 15mCathay Pacific
Fri 10/2412:50 amCMB - DCA
2 stops55h 35mCathay Pacific
Deal found 3/31$1,684
This American Airlines deal was found by Cheapflights users on 3/30. 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.
Tue 4/155:09 pmDCA - CMB
2 stops24h 26mAmerican Airlines
Tue 4/223:35 amCMB - DCA
2 stops24h 43mAmerican Airlines
Deal found 3/30$1,779
This Emirates deal was found by Cheapflights users on 3/30. 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.
Mon 11/1712:40 pmDCA - CMB
3 stops43h 15mEmirates
Tue 12/161:35 amCMB - DCA
2 stops29h 38mEmirates
Deal found 3/30$1,813
This oojo deal was found by Cheapflights users on 3/31. 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 7/69:59 amDCA - CMB
3 stops52h 06mSingapore Airlines
Fri 8/2912:50 amCMB - DCA
2 stops53h 39mSingapore Airlines
Deal found 3/31$2,097
This Gurufare deal was found by Cheapflights users on 3/30. 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 7/42:54 pmDCA - CMB
3 stops25h 41mBritish Airways
Fri 8/153:35 amCMB - DCA
3 stops28h 56mBritish Airways
Deal found 3/30$2,745

Cheapflights Fare Finder

Customize your flight search to find flights from Reagan-National 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 March 31, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Sri Lanka that are best for you.

Fly from

Reagan-National

Fly to

Sri Lanka

Route

Depart

Return

Price

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Wed 5/14

6:50 pm-4:55 am

2 stops24h 35m

Colombo Bandaranaike Intl

Wed 5/21

2:10 pm-6:03 pm

2 stops37h 23m

$1,323

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Sat 5/3

3:15 pm-2:05 am

2 stops25h 20m

Colombo Bandaranaike Intl

Thu 5/22

3:35 am-10:58 pm

2 stops28h 53m

$1,335

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Thu 5/15

6:50 pm-8:35 am

2 stops28h 15m

Colombo Bandaranaike Intl

Sat 5/31

3:25 am-10:19 am

2 stops40h 24m

$1,417

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Sat 9/27

7:45 pm-11:30 pm

2 stops42h 15m

Colombo Bandaranaike Intl

Fri 10/24

12:50 am-10:55 pm

2 stops55h 35m

$1,684

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Tue 4/15

5:09 pm-3:05 am

2 stops24h 26m

Colombo Bandaranaike Intl

Tue 4/22

3:35 am-6:48 pm

2 stops24h 43m

$1,779

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Wed 4/16

2:46 pm-6:30 pm

3 stops42h 14m

Colombo Bandaranaike Intl

Fri 4/25

2:55 am-11:59 pm

2 stops30h 34m

$1,938

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Sun 7/6

9:59 am-11:35 pm

3 stops52h 06m

Colombo Bandaranaike Intl

Fri 8/29

12:50 am-8:59 pm

2 stops53h 39m

$2,097

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Fri 7/4

2:54 pm-2:05 am

3 stops25h 41m

Colombo Bandaranaike Intl

Fri 8/15

3:35 am-11:01 pm

3 stops28h 56m

$2,745

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Wed 4/16

3:54 pm-3:05 am

2 stops25h 41m

$825

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Thu 5/29

11:00 am-8:35 am

2 stops36h 05m

$1,209

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 11 results
1
2

Best time to book a flight from Reagan-National to Sri Lanka

Have a flexible travel schedule? Discover the best time to fly to Sri Lanka from Reagan-National 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. Reagan-National Airport to Sri Lanka

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

Find hourly flight availability from Reagan-National 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 March 31, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Reagan-National Airport to Sri Lanka as you normally would.

Rainfall in Sri Lanka by month

Plan your trip to Sri Lanka by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sri Lanka ranges from 2.4 - 13.8 inches per month. October is typically the wettest month, when rainfall can reach 13.8 in. February is typically the driest time to visit Sri Lanka when rainfall is around 2.4 in.

Temperature in Sri Lanka by month

Plan your trip to Sri Lanka by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sri Lanka, use this chart to help with planning. For those seeking warmer temperatures, March 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 80.6 F).

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 March 31, 2025.
Singapore Airlines
8.1
Very good
1,286 reviews

Boarding

8.2

Comfort

7.9

Crew

8.6

Food

7.7

Entertainment

8.0

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
Singapore Airlines
8.1
Very good
1,286 reviews
Singapore Airlines
8.1
Very good
1,286 reviews

Boarding

8.2

Comfort

7.9

Crew

8.6

Food

7.7

Entertainment

8.0

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
Emirates
8.0
Very good
3,192 reviews
Singapore Airlines
8.1
Very good
1,286 reviews

Boarding

8.2

Comfort

7.9

Crew

8.6

Food

7.7

Entertainment

8.0

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
Cathay Pacific
7.5
Good
841 reviews
Singapore Airlines
8.1
Very good
1,286 reviews

Boarding

8.2

Comfort

7.9

Crew

8.6

Food

7.7

Entertainment

8.0

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
Qatar Airways
7.4
Good
3,541 reviews
Singapore Airlines
8.1
Very good
1,286 reviews

Boarding

8.2

Comfort

7.9

Crew

8.6

Food

7.7

Entertainment

8.0

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
American Airlines
7.2
Good
10,000 reviews
Singapore Airlines
8.1
Very good
1,286 reviews

Boarding

8.2

Comfort

7.9

Crew

8.6

Food

7.7

Entertainment

8.0

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Sri Lanka. 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 Washington, D.C. Reagan-National Airport to Sri Lanka one-way?

    One-way options have recently been found by users for as low as $825 on Qatar Airways. Other airlines that offer cheap prices include Air Canada from $1,209 and Emirates from $1,325 one-way.

  • Can I find deals for flights from Reagan-National to Sri Lanka that include hotel bookings?

    Yes. In addition to deals on Reagan-National to Sri Lanka flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Reagan-National to Sri Lanka?

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

  • Can I find deals for business class flights from Reagan-National to Sri Lanka?

    Yes. Cheapflights offers flight deals from Reagan-National 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. Reagan-National Airport to Sri Lanka?

    Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Sri Lanka (average of $1,049). Flying from Washington, D.C. Reagan-National Airport to Sri Lanka in December is currently the most expensive (average of $1,850). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Reagan-National to Sri Lanka

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Haneda flights
Dulles Intl to Narita flights
Reagan-National to Narita flights
Reagan-National to Haneda flights
Dulles Intl to Incheon Intl flights
Baltimore to Haneda flights
Baltimore to Narita flights
Dulles Intl to Suvarnabhumi flights
Baltimore to Suvarnabhumi flights
Reagan-National to Suvarnabhumi flights
Dulles Intl to Taiwan Taoyuan Intl flights
Dulles Intl to Hyderabad flights
Dulles Intl to Manila flights
Dulles Intl to Ho Chi Minh City flights
Reagan-National to Incheon Intl flights
Reagan-National to New Delhi flights
Reagan-National to Hyderabad flights
Dulles Intl to New Delhi flights
Baltimore to Hyderabad flights
Reagan-National to Taiwan Taoyuan Intl flights
Dulles Intl to Hongqiao Intl flights
Baltimore to Taiwan Taoyuan Intl flights
Baltimore to Incheon Intl flights
Reagan-National to Manila flights
Dulles Intl to Gimpo Intl flights
Baltimore to Manila flights
Dulles Intl to Mumbai flights
Dulles Intl to Capital flights
Dulles Intl to Bangalore flights
Dulles Intl to Denpasar flights
Baltimore to New Delhi flights
Dulles Intl to Sung Shan flights
Baltimore to Mumbai flights
Dulles Intl to Pu Dong flights
Reagan-National to Mumbai flights
Reagan-National to Hongqiao Intl flights
Reagan-National to Denpasar flights
Baltimore to Denpasar flights
Reagan-National to Gimpo Intl flights
Baltimore to Ho Chi Minh City flights
Dulles Intl to Lahore flights
Reagan-National to Capital flights
Dulles Intl to Islamabad flights
Reagan-National to Bangalore flights
Baltimore to Gimpo Intl flights
Reagan-National to Ho Chi Minh City flights
Baltimore to Bangalore flights
Dulles Intl to Chennai flights
Baltimore to Capital flights
Dulles Intl to Kathmandu flights
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.