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

One-way options have recently been found by users for as low as $456 on Air Canada. Other airlines that offer cheap prices include China Airlines from $686 and EVA Air from $713 one-way.

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

Currently, February is the cheapest month in which you can book a flight from Singapore to Washington, D.C. Reagan-National Airport (average of $278). Flying from Singapore 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 Singapore to Washington, D.C. Reagan-National Airport?

Flights from Singapore to Washington, D.C. Reagan-National Airport lean towards being more expensive in August. Prices are generally better when you fly from Singapore to Washington, D.C. Reagan-National Airport in September, with the cheapest ticket starting at $604.

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

When flying from Singapore to Washington, D.C. Reagan-National Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Singapore 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.

$456+ Flights from Singapore to Washington, D.C. Reagan-National Airport

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Cheap flight deals from Singapore to Reagan-National

Round-trip from	$754 (Air Canada)
One-way from	$456 (Expedia)
Popular in	August
Cheapest in	September
Average price	$1,533

From Singapore to Washington, D.C. Reagan-National

Search Deals

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

Search Deals

Highest demand for flights based on searches. 10% potential increase in price ($153 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($35 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Find flight deals from Singapore to Reagan-National

Cheapest flights from Singapore to Reagan-National
Explore the most affordable flight options available from Singapore to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Tue 9/239:10 amSIN - DCA

2 stops38h 58mAir Canada

Thu 11/279:40 amDCA - SIN

2 stops33h 15mAir Canada

Deal found 7/28

$754

Wed 9/32:00 amSIN - DCA

2 stops50h 49mMultiple Airlines

Thu 9/185:06 pmDCA - SIN

2 stops31h 29mMultiple Airlines

Deal found 7/29

$1,100

Wed 9/108:45 pmSIN - DCA

1 stop36h 14mSingapore Airlines

Wed 9/178:59 amDCA - SIN

1 stop32h 16mSingapore Airlines

Deal found 7/26

$1,134

Wed 9/101:55 amSIN - DCA

2 stops24h 26mJapan Airlines

Thu 9/186:45 amDCA - SIN

2 stops29h 35mJapan Airlines

Deal found 7/28

$1,147

Fri 9/51:55 amSIN - DCA

2 stops31h 05mAmerican Airlines

Sat 9/136:45 amDCA - SIN

2 stops35h 25mAmerican Airlines

Deal found 7/29

$1,155

Fri 9/58:40 pmSIN - DCA

2 stops25h 48mUnited Airlines

Sun 9/145:59 pmDCA - SIN

1 stop36h 26mUnited Airlines

Deal found 7/29

$1,237

Best flights from Singapore to Reagan-National
Discover carefully curated flight deals from Singapore to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2025.

Tue 9/239:10 amSIN - DCA

2 stops38h 58mAir Canada

Wed 11/266:50 pmDCA - SIN

2 stops48h 05mAir Canada

Deal found 7/28

$754

Wed 9/32:00 amSIN - DCA

2 stops50h 49mMultiple Airlines

Thu 9/185:06 pmDCA - SIN

2 stops31h 29mMultiple Airlines

Deal found 7/29

$1,100

Wed 9/108:45 pmSIN - DCA

1 stop36h 14mSingapore Airlines

Wed 9/178:59 amDCA - SIN

1 stop32h 16mSingapore Airlines

Deal found 7/26

$1,134

Wed 9/101:55 amSIN - DCA

2 stops24h 26mJapan Airlines

Thu 9/186:45 amDCA - SIN

2 stops29h 35mJapan Airlines

Deal found 7/28

$1,147

Fri 9/51:55 amSIN - DCA

2 stops31h 05mAmerican Airlines

Sat 9/136:45 amDCA - SIN

2 stops35h 25mAmerican Airlines

Deal found 7/29

$1,155

Fri 9/58:40 pmSIN - DCA

2 stops25h 48mUnited Airlines

Sun 9/145:59 pmDCA - SIN

1 stop36h 26mUnited Airlines

Deal found 7/29

$1,237

Fri 9/269:35 pmSIN - DCA

2 stops37h 32mFinnair

Sat 11/225:45 pmDCA - SIN

2 stops35h 55mFinnair

Deal found 7/28

$1,758

Last-minute flights from Singapore to Reagan-National
Discover last-minute flight deals from Singapore to Reagan-National. Data last updated July 29, 2025 and is based on user searches.

Sun 8/31:55 amSIN - DCA

2 stops33h 16mJapan Airlines

Fri 9/122:35 pmDCA - SIN

2 stops38h 55mJapan Airlines

Deal found 7/29

$1,309

Wed 8/61:50 amSIN - DCA

2 stops33h 28mCathay Pacific

Tue 8/196:30 amDCA - SIN

2 stops26h 05mCathay Pacific

Deal found 7/29

$1,853

Thu 8/79:10 amSIN - DCA

2 stops25h 17mAir Canada

Tue 8/196:59 amDCA - SIN

2 stops29h 46mAir Canada

Deal found 7/29

$1,367

Thu 8/78:45 amSIN - DCA

1 stop44h 05mUnited Airlines

Tue 8/1912:00 pmDCA - SIN

2 stops30h 15mUnited Airlines

Deal found 7/29

$1,573

Thu 8/79:10 pmSIN - DCA

3 stops32h 52mMultiple Airlines

Tue 8/199:40 amDCA - SIN

3 stops36h 00mMultiple Airlines

Deal found 7/29

$1,871

Sat 8/912:50 amSIN - DCA

2 stops33h 52mEmirates

Wed 8/132:54 pmDCA - SIN

2 stops29h 41mEmirates

Deal found 7/27

$3,251

Sat 8/231:55 amSIN - DCA

2 stops26h 16mJapan Airlines

Sun 8/316:30 amDCA - SIN

2 stops35h 40mJapan Airlines

Deal found 7/27

$1,244

Sun 8/249:10 amSIN - DCA

2 stops35h 47mAir Canada

Sun 8/319:40 amDCA - SIN

2 stops33h 25mAir Canada

Deal found 7/27

$1,129

Sun 8/248:45 amSIN - DCA

1 stop24h 52mUnited Airlines

Sun 8/312:00 pmDCA - SIN

2 stops28h 15mUnited Airlines

Deal found 7/27

$1,410

Sun 8/248:45 pmSIN - DCA

1 stop36h 14mSingapore Airlines

Sun 8/318:59 amDCA - SIN

1 stop34h 51mSingapore Airlines

Deal found 7/27

$1,845

One-way flights from Singapore to Reagan-National
Search for one-way flight options from Singapore to Reagan-National. Find affordable one-way fares based on user searches. Data last updated July 29, 2025.

Sun 12/710:00 amSIN - DCA

2 stops37h 26mAir Canada

Deal found 7/27

$456

Sun 12/72:15 amSIN - DCA

2 stops33h 20mMultiple Airlines

Deal found 7/27

$494

Mon 12/82:25 pmSIN - DCA

2 stops44h 30mChina Airlines

Deal found 7/27

$686

Mon 8/253:10 pmSIN - DCA

2 stops38h 49mEVA Air

Deal found 7/27

$713

Fri 9/58:45 pmSIN - DCA

1 stop36h 14mSingapore Airlines

Deal found 7/29

$901

Mon 1/1210:10 amSIN - DCA

1 stop24h 03mUnited Airlines

Deal found 7/28

$923

Sat 12/271:25 amSIN - DCA

2 stops34h 43mCathay Pacific

Deal found 7/27

$1,026

Mon 12/228:15 amSIN - DCA

2 stops23h 47mJapan Airlines

Deal found 7/28

$1,153

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Tue 9/23

9:10 am-12:08 pm

2 stops38h 58m

Washington, D.C. Reagan-National

Wed 11/26

6:50 pm-7:55 am

2 stops48h 05m

$754

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Wed 9/3

2:00 am-4:49 pm

2 stops50h 49m

Washington, D.C. Reagan-National

Thu 9/18

5:06 pm-12:35 pm

2 stops31h 29m

$1,100

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Wed 9/10

8:45 pm-8:59 pm

1 stop36h 14m

Washington, D.C. Reagan-National

Wed 9/17

8:59 am-5:15 am

1 stop32h 16m

$1,134

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Wed 9/10

1:55 am-2:21 pm

2 stops24h 26m

Washington, D.C. Reagan-National

Thu 9/18

6:45 am-12:20 am

2 stops29h 35m

$1,147

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Fri 9/5

1:55 am-9:00 pm

2 stops31h 05m

Washington, D.C. Reagan-National

Sat 9/13

6:45 am-6:10 am

2 stops35h 25m

$1,155

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Fri 9/5

8:40 pm-10:28 am

2 stops25h 48m

Washington, D.C. Reagan-National

Sun 9/14

5:59 pm-6:25 pm

1 stop36h 26m

$1,237

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Fri 9/26

9:35 pm-11:07 pm

2 stops37h 32m

Washington, D.C. Reagan-National

Sat 11/22

5:45 pm-6:40 pm

2 stops35h 55m

$1,758

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Sun 12/7

10:00 am-10:26 am

2 stops37h 26m

$456

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Sun 12/7

2:15 am-10:35 pm

2 stops33h 20m

$494

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Mon 12/8

2:25 pm-9:55 pm

2 stops44h 30m

$686

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 15 results

Best time to book a flight from Singapore to Reagan-National

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

Get a feel of what it's like to fly with EVA Air, Japan Airlines, and China Airlines from Singapore to Washington, D.C. Reagan-National Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

EVA Air

8.4

Very good

1,221 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

EVA Air

8.4

Very good

1,221 reviews

EVA Air

8.4

Very good

1,221 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Japan Airlines

8.3

Very good

1,535 reviews

EVA Air

8.4

Very good

1,221 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

China Airlines

8.3

Very good

754 reviews

EVA Air

8.4

Very good

1,221 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Singapore Airlines

8.1

Very good

1,338 reviews

EVA Air

8.4

Very good

1,221 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Cathay Pacific

7.6

Good

948 reviews

EVA Air

8.4

Very good

1,221 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Related info for your journey

What are the cheapest airlines to fly from Singapore to Washington, D.C. Reagan-National Airport one-way?
One-way options have recently been found by users for as low as $456 on Air Canada. Other airlines that offer cheap prices include China Airlines from $686 and EVA Air from $713 one-way.
Can I find deals for flights from Singapore to Reagan-National that include hotel bookings?
Yes. In addition to deals on Singapore to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Singapore to Reagan-National?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Singapore to Reagan-National.
Can I find deals for business class flights from Singapore to Reagan-National?
Yes. Cheapflights offers flight deals from Singapore 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 Singapore to Washington, D.C. Reagan-National Airport?
Currently, February is the cheapest month in which you can book a flight from Singapore to Washington, D.C. Reagan-National Airport (average of $278). Flying from Singapore 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

Easton

Towson

Linthicum Heights

Fairfax

Manassas

Falls Church

Waldorf

Laurel

Rockville

Oxon Hill

Springfield

National Harbor

Dundalk

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$456+ Cheap flights from Singapore 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 12/7. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Singapore 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 Singapore to Reagan-National

Keep the following information in mind while searching for Singapore to Reagan-National flight deals. Data was last updated July 29, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Singapore to Reagan-National

Cheapest flights from Singapore to Reagan-NationalExplore the most affordable flight options available from Singapore to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Explore the most affordable flight options available from Singapore to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Singapore to Reagan-National

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

Cheapflights Insights

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

Reviews of airlines servicing Reagan-National

Related info for your journey

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

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

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

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

What is the cheapest month to book a flight from Singapore 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 Singapore to Reagan-National

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

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Book with Flexibility

Travel Smart

Cheapest flights from Singapore to Reagan-National
Explore the most affordable flight options available from Singapore to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.