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$688+ 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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — CMB
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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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 April 29, 2025.

Round-trip from

$1,108
(oojo)

One-way from

$688
(Cathay Pacific)

Popular in

December

Cheapest in

February

Average price

$966
From Washington, D.C. Reagan-National to Sri Lanka
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One-way flight from Washington, D.C. Reagan-National to Sri Lanka
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Highest demand for flights based on searches. 9% potential increase in price ($130 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($58 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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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 April 29, 2025.

This oojo deal was found by Cheapflights users on 4/28. 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 9/156:55 pmDCA - CMB
2 stops21h 40mQatar Airways
Tue 9/308:20 pmCMB - DCA
2 stops34h 01mQatar Airways
Deal found 4/28$1,094
This Gotogate deal was found by Cheapflights users on 4/28. 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.
Sun 5/116:50 pmDCA - CMB
2 stops24h 35mMultiple Airlines
Sat 5/171:05 pmCMB - DCA
2 stops40h 08mMultiple Airlines
Deal found 4/28$1,392
This Air Canada deal was found by Cheapflights users on 4/28. 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.
Sun 5/46:50 pmDCA - CMB
2 stops28h 15mAir Canada
Thu 5/293:25 amCMB - DCA
2 stops27h 58mAir Canada
Deal found 4/28$1,419
This KAYAK deal was found by Cheapflights users on 4/28. 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 10/299:30 amDCA - CMB
2 stops52h 30mSingapore Airlines
Mon 11/1012:45 amCMB - DCA
2 stops54h 40mSingapore Airlines
Deal found 4/28$1,693
This Cathay Pacific deal was found by Cheapflights users on 4/28. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/911:40 amDCA - CMB
2 stops26h 40mCathay Pacific
Mon 5/261:10 amCMB - DCA
2 stops51h 27mCathay Pacific
Deal found 4/28$1,833
This oojo deal was found by Cheapflights users on 4/27. 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.
Wed 4/305:00 pmDCA - CMB
2 stops29h 40mEmirates
Thu 5/88:35 pmCMB - DCA
3 stops36h 54mEmirates
Deal found 4/27$1,914
This Gurufare deal was found by Cheapflights users on 4/28. 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 11/311:42 amDCA - CMB
3 stops28h 33mBritish Airways
Fri 11/283:25 amCMB - DCA
3 stops29h 38mBritish Airways
Deal found 4/28$2,207

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 April 29, 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

Mon 9/15

6:55 pm-2:05 am

2 stops21h 40m

Colombo Bandaranaike Intl

Mon 9/29

3:35 am-8:51 pm

2 stops26h 46m

$1,094

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Sun 5/11

6:50 pm-4:55 am

2 stops24h 35m

Colombo Bandaranaike Intl

Sat 5/17

1:05 pm-7:43 pm

2 stops40h 08m

$1,392

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Fri 5/9

6:59 am-8:35 am

2 stops40h 06m

Colombo Bandaranaike Intl

Sat 5/24

3:25 am-9:53 pm

2 stops27h 58m

$1,419

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Wed 9/17

8:59 am-11:35 pm

2 stops53h 06m

Colombo Bandaranaike Intl

Wed 10/15

12:50 am-8:55 pm

3 stops53h 35m

$1,725

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Fri 5/9

11:40 am-11:50 pm

2 stops26h 40m

Colombo Bandaranaike Intl

Mon 5/26

1:10 am-7:07 pm

2 stops51h 27m

$1,833

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

Sat 8/16

4:35 am-11:17 pm

3 stops28h 12m

$2,729

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Thu 7/24

5:00 pm-8:35 am

2 stops30h 05m

Colombo Bandaranaike Intl

Sun 8/24

8:35 pm-10:43 pm

3 stops35h 38m

$2,950

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Wed 5/14

6:09 am-4:50 pm

2 stops25h 11m

$727

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Thu 6/19

6:00 am-10:20 pm

3 stops30h 50m

$930

Washington, D.C.Colombo

DCA - CMB

DCACMB

Washington, D.C. Reagan-National

Thu 5/29

6:50 pm-8:35 am

2 stops28h 15m

$1,208

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 11 results
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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 April 29, 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 April 29, 2025.
Singapore Airlines
8.1
Very good
1,292 reviews

Boarding

8.2

Comfort

7.9

Food

7.7

Entertainment

8.0

Crew

8.6

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
1,292 reviews
Singapore Airlines
8.1
Very good
1,292 reviews

Boarding

8.2

Comfort

7.9

Food

7.7

Entertainment

8.0

Crew

8.6

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
3,213 reviews
Singapore Airlines
8.1
Very good
1,292 reviews

Boarding

8.2

Comfort

7.9

Food

7.7

Entertainment

8.0

Crew

8.6

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
852 reviews
Singapore Airlines
8.1
Very good
1,292 reviews

Boarding

8.2

Comfort

7.9

Food

7.7

Entertainment

8.0

Crew

8.6

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
3,563 reviews
Singapore Airlines
8.1
Very good
1,292 reviews

Boarding

8.2

Comfort

7.9

Food

7.7

Entertainment

8.0

Crew

8.6

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
1,292 reviews

Boarding

8.2

Comfort

7.9

Food

7.7

Entertainment

8.0

Crew

8.6

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 $727 on Qatar Airways. Other airlines that offer cheap prices include Air Canada from $1,208 and Emirates from $1,405 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

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Alternative routes for Reagan-National to Sri Lanka

See prices for flight routes from nearby airports that may be better suited for you.
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