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

The cheapest airlines for a one-way flight from Sri Lanka to Washington, D.C. Reagan-National Airport are Qatar Airways ($954), Emirates ($1,004), and Air India ($1,144).

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

Currently, February is the cheapest month in which you can book a flight from Sri Lanka to Washington, D.C. Reagan-National Airport (average of $278). Flying from Sri Lanka to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of $335). 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.

In terms of precipitation, rainfall in Washington, D.C. Reagan-National Airport 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. Reagan-National Airport when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C. Reagan-National Airport, 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).

What is the cheapest month to fly from Sri Lanka to Washington, D.C. Reagan-National Airport?

The best pricing can be found in the month of March. Prices to Washington, D.C. Reagan-National Airport from Sri Lanka average $1,429. You can even find prices in March for less than $1,429, as users have found deals to Washington, D.C. Reagan-National Airport from as low as $871. The month of January appears to be one of the more expensive times to travel to Washington, D.C. Reagan-National Airport from Sri Lanka. Flying in the targeted month can save you up to 36%.

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

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

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

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

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

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

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

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

$801+ Flights from Sri Lanka to Washington, D.C. Reagan-National Airport

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

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

Round-trip from	$1,088 (oojo)
One-way from	$801 (Etihad Airways)
Popular in	January
Cheapest in	March
Average price	$1,594

From Sri Lanka to Washington, D.C. Reagan-National

Search Deals

One-way flight from Sri Lanka to Washington, D.C. Reagan-National

Search Deals

Highest demand for flights based on searches. 6% potential increase in price ($96 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($52 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Find flight deals from Sri Lanka to Reagan-National

Cheapest flights from Sri Lanka to Reagan-National
Explore the most affordable flight options available from Sri Lanka to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 30, 2025.

mar. 9/164:00 pmCMB - DCA

2 stops36h 52mAir India

mar. 9/306:19 amDCA - CMB

2 stops26h 26mAir India

Deal found 7/29

$1,088

mar. 12/211:45 amCMB - DCA

2 stops44h 41mMultiple Airlines

lun. 1/54:10 pmDCA - CMB

2 stops30h 05mMultiple Airlines

Deal found 7/29

$1,200

mar. 9/163:25 amCMB - DCA

2 stops27h 56mAir Canada

vie. 10/39:40 amDCA - CMB

2 stops41h 35mAir Canada

Deal found 7/29

$1,207

mar. 9/168:20 pmCMB - DCA

2 stops34h 29mQatar Airways

mar. 9/306:59 pmDCA - CMB

2 stops22h 36mQatar Airways

Deal found 7/29

$1,553

lun. 9/158:35 pmCMB - DCA

3 stops35h 38mEmirates

mar. 9/305:00 pmDCA - CMB

3 stops40h 00mEmirates

Deal found 7/29

$1,594

Best flights from Sri Lanka to Reagan-National
Discover carefully curated flight deals from Sri Lanka to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated julio 30, 2025.

mar. 9/164:00 pmCMB - DCA

2 stops36h 52mAir India

mar. 9/306:19 amDCA - CMB

2 stops26h 26mAir India

Deal found 7/29

$1,088

mar. 12/211:45 amCMB - DCA

2 stops44h 41mMultiple Airlines

lun. 1/54:10 pmDCA - CMB

2 stops30h 05mMultiple Airlines

Deal found 7/29

$1,200

mar. 9/163:25 amCMB - DCA

2 stops27h 56mAir Canada

vie. 10/39:40 amDCA - CMB

2 stops41h 35mAir Canada

Deal found 7/29

$1,207

mar. 9/168:20 pmCMB - DCA

2 stops34h 29mQatar Airways

mar. 9/306:59 pmDCA - CMB

2 stops22h 36mQatar Airways

Deal found 7/29

$1,553

lun. 9/158:35 pmCMB - DCA

3 stops35h 38mEmirates

mar. 9/305:00 pmDCA - CMB

3 stops40h 00mEmirates

Deal found 7/29

$1,594

Last-minute flights from Sri Lanka to Reagan-National
Discover last-minute flight deals from Sri Lanka to Reagan-National. Data last updated julio 30, 2025 and is based on user searches.

lun. 8/48:20 pmCMB - DCA

2 stops33h 13mQatar Airways

jue. 11/135:15 pmDCA - CMB

2 stops22h 10mQatar Airways

Deal found 7/28

$2,429

vie. 8/82:55 amCMB - DCA

2 stops29h 17mEmirates

sáb. 6/205:00 pmDCA - CMB

2 stops30h 05mEmirates

Deal found 7/30

$2,936

sáb. 8/910:05 amCMB - DCA

2 stops45h 52mAir Canada

dom. 10/59:40 amDCA - CMB

2 stops41h 35mAir Canada

Deal found 7/29

$2,028

sáb. 8/912:50 amCMB - DCA

2 stops55h 58mCathay Pacific

dom. 6/2112:31 pmDCA - CMB

2 stops49h 29mCathay Pacific

Deal found 7/30

$2,760

sáb. 8/912:50 amCMB - DCA

2 stops54h 22mSingapore Airlines

dom. 10/59:59 amDCA - CMB

3 stops52h 06mSingapore Airlines

Deal found 7/29

$3,109

mar. 8/122:10 pmCMB - DCA

2 stops29h 38mMultiple Airlines

jue. 10/28:40 pmDCA - CMB

2 stops30h 35mMultiple Airlines

Deal found 7/29

$1,598

jue. 8/145:05 pmCMB - DCA

2 stops39h 24mAir India

mar. 6/236:30 amDCA - CMB

2 stops26h 15mAir India

Deal found 7/28

$1,922

mar. 8/1910:05 amCMB - DCA

2 stops41h 27mAir Canada

sáb. 11/86:00 amDCA - CMB

2 stops36h 55mAir Canada

Deal found 7/29

$1,668

mié. 8/204:35 amCMB - DCA

2 stops24h 01mQatar Airways

mié. 11/55:45 pmDCA - CMB

2 stops21h 40mQatar Airways

Deal found 7/29

$1,816

sáb. 8/238:35 pmCMB - DCA

3 stops35h 38mEmirates

lun. 11/33:30 pmDCA - CMB

2 stops30h 15mEmirates

Deal found 7/29

$2,070

dom. 8/3112:50 amCMB - DCA

2 stops53h 39mSingapore Airlines

mié. 10/18:59 amDCA - CMB

2 stops53h 06mSingapore Airlines

Deal found 7/29

$2,013

dom. 8/3112:50 amCMB - DCA

2 stops33h 31mCathay Pacific

mié. 10/16:45 amDCA - CMB

2 stops31h 15mCathay Pacific

Deal found 7/28

$2,085

One-way flights from Sri Lanka to Reagan-National
Search for one-way flight options from Sri Lanka to Reagan-National. Find affordable one-way fares based on user searches. Data last updated julio 30, 2025.

mié. 11/54:00 amCMB - DCA

2 stops25h 21mMultiple Airlines

Deal found 7/28

$801

lun. 9/83:35 amCMB - DCA

2 stops24h 55mQatar Airways

Deal found 7/30

$954

jue. 11/68:15 pmCMB - DCA

3 stops35h 10mEmirates

Deal found 7/28

$1,004

lun. 1/1911:40 pmCMB - DCA

2 stops57h 47mAir India

Deal found 7/28

$1,138

vie. 12/262:20 amCMB - DCA

2 stops47h 41mAir Canada

Deal found 7/29

$1,223

dom. 1/1812:45 amCMB - DCA

2 stops32h 45mCathay Pacific

Deal found 7/28

$1,275

dom. 8/1012:50 amCMB - DCA

2 stops54h 22mSingapore Airlines

Deal found 7/28

$2,150

Cheapflights Fare Finder

Use the filters below to find and compare flights from Sri Lanka to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

mar. 9/16

4:00 pm-7:22 pm

2 stops36h 52m

Washington, D.C. Reagan-National

mar. 9/30

6:19 am-6:15 pm

2 stops26h 26m

$1,088

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

mar. 12/2

11:45 am-9:56 pm

2 stops44h 41m

Washington, D.C. Reagan-National

lun. 1/5

4:10 pm-8:45 am

2 stops30h 05m

$1,200

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

mar. 9/16

3:25 am-9:51 pm

2 stops27h 56m

Washington, D.C. Reagan-National

vie. 10/3

9:40 am-12:45 pm

2 stops41h 35m

$1,207

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

mar. 9/16

8:20 pm-9:19 pm

2 stops34h 29m

Washington, D.C. Reagan-National

mar. 9/30

6:59 pm-3:05 am

2 stops22h 36m

$1,553

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

lun. 9/15

8:35 pm-10:43 pm

3 stops35h 38m

Washington, D.C. Reagan-National

mar. 9/30

5:00 pm-6:30 pm

3 stops40h 00m

$1,594

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

mié. 11/5

4:00 am-6:51 pm

2 stops25h 21m

$801

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

lun. 9/8

3:35 am-7:00 pm

2 stops24h 55m

$954

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

jue. 11/6

8:15 pm-8:55 pm

3 stops35h 10m

$1,004

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

lun. 1/19

11:40 pm-10:57 pm

2 stops57h 47m

$1,138

ColomboWashington, D.C.

CMB - DCA

CMBDCA

Colombo Bandaranaike Intl

vie. 12/26

2:20 am-3:31 pm

2 stops47h 41m

$1,223

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 12 results

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

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

Cheapflights Insights

Everything you need to know about your flight from Sri Lanka to Washington, D.C. Reagan-National Airport

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Reagan-National

See what other customers who have flown with Emirates, Singapore Airlines, and Cathay Pacific from Sri Lanka to Washington, D.C. Reagan-National Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Emirates

8.1

Very good

3,299 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Jun 2025

ATH - EWR

Best flight I taken. Airline stewards were very attentive and creative a very comfortable environment. Food was plentiful, gave a variety for each meal and delicious.

Emirates

8.1

Very good

3,299 reviews

Emirates

8.1

Very good

3,299 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Jun 2025

ATH - EWR

Best flight I taken. Airline stewards were very attentive and creative a very comfortable environment. Food was plentiful, gave a variety for each meal and delicious.

Singapore Airlines

8.1

Very good

1,338 reviews

Emirates

8.1

Very good

3,299 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Jun 2025

ATH - EWR

Best flight I taken. Airline stewards were very attentive and creative a very comfortable environment. Food was plentiful, gave a variety for each meal and delicious.

Cathay Pacific

7.6

Good

949 reviews

Emirates

8.1

Very good

3,299 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Jun 2025

ATH - EWR

Best flight I taken. Airline stewards were very attentive and creative a very comfortable environment. Food was plentiful, gave a variety for each meal and delicious.

Qatar Airways

7.4

Good

3,607 reviews

Emirates

8.1

Very good

3,299 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Jun 2025

ATH - EWR

Best flight I taken. Airline stewards were very attentive and creative a very comfortable environment. Food was plentiful, gave a variety for each meal and delicious.

Air Canada

7.1

Good

9,837 reviews

Emirates

8.1

Very good

3,299 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Jun 2025

ATH - EWR

Best flight I taken. Airline stewards were very attentive and creative a very comfortable environment. Food was plentiful, gave a variety for each meal and delicious.

Related info for your journey

What are the cheapest airlines to fly from Sri Lanka to Washington, D.C. Reagan-National Airport one-way?
The cheapest airlines for a one-way flight from Sri Lanka to Washington, D.C. Reagan-National Airport are Qatar Airways ($954), Emirates ($1,004), and Air India ($1,144).
Can I find deals for flights from Sri Lanka to Reagan-National that include hotel bookings?
Yes. In addition to deals on Sri Lanka to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Sri Lanka to Reagan-National?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sri Lanka to Reagan-National.
Can I find deals for business class flights from Sri Lanka to Reagan-National?
Yes. Cheapflights offers flight deals from Sri Lanka to Reagan-National 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. Reagan-National Airport?
Currently, February is the cheapest month in which you can book a flight from Sri Lanka to Washington, D.C. Reagan-National Airport (average of $278). Flying from Sri Lanka to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of $335). 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

Woodbridge

Arlington

Alexandria

Tysons

Silver Spring

Fredericksburg

Gaithersburg

Towson

Linthicum Heights

Easton

Fairfax

Manassas

Falls Church

Waldorf

Laurel

Rockville

Oxon Hill

National Harbor

Dundalk

Bowie

Browse thousands of different options on Cheapflights for your next trip

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.

$801+ Cheap flights from Sri Lanka to Reagan-National (DCA)

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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.

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

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Sri Lanka to Reagan-National

Keep the following information in mind while searching for Sri Lanka to Reagan-National flight deals. Data was last updated julio 30, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Sri Lanka to Reagan-National

Cheapest flights from Sri Lanka to Reagan-NationalExplore the most affordable flight options available from Sri Lanka to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 30, 2025.

Explore the most affordable flight options available from Sri Lanka to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 30, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Sri Lanka to Washington, D.C. Reagan-National Airport that are best for you.

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

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Sri Lanka with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Sri Lanka to Washington, D.C. Reagan-National Airport

Reviews of airlines servicing Reagan-National

See what other customers who have flown with Emirates, Singapore Airlines, and Cathay Pacific from Sri Lanka to Washington, D.C. Reagan-National Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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

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

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

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

Traveling to a place near Washington, D.C. Reagan-National Airport?

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 Sri Lanka to Reagan-National

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

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Sri Lanka to Reagan-National
Explore the most affordable flight options available from Sri Lanka to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 30, 2025.