To Washington, D.C.

Cheap Flights from Singapore to Washington, D.C.

Browse current best options from Singapore. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Singapore

RatePunk searches hundreds of travel sites at once for deals on flights to Washington, D.C.

Prices updated 24 days ago

486,190 searches this week

171 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)

Today’s best flight deals from Singapore to Washington, D.C.

Explore current cheapest deals departing from Singapore to Washington, D.C.

Round trip

Sort by: Cheapest

July 2 - July 17

Cheapest

Best

Earliest

SIN - Washington, D.C.

$1,201

$1,053

Round trip

July 2 - July 21

Earliest

SIN - Washington, D.C.

$1,378

$1,234

Round trip

July 9 - August 8

SIN - Washington, D.C.

$1,160

$1,293

Round trip

July 13 - July 27

SIN - Washington, D.C.

$1,161

$1,332

Round trip

July 23 - August 6

SIN - Washington, D.C.

$1,144

$1,345

Round trip

July 15 - July 22

SIN - Washington, D.C.

$1,185

$1,347

Round trip

July 15 - July 30

SIN - Washington, D.C.

$1,157

$1,347

Round trip

September 1 - September 30

SIN - Washington, D.C.

$1,111

$1,347

Round trip

July 3 - July 30

SIN - Washington, D.C.

$1,182

$1,349

Round trip

July 3 - July 23

SIN - Washington, D.C.

$1,185

$1,349

Round trip

Unlock all 500+ flight deals to Washington, D.C. and get alerts when great deals appear

Route Intelligence — 486,190 Searches this Week

Insights for flights from Singapore to Washington, D.C.

A typical journey from Singapore to Washington, D.C. takes about 33h 28m, including connections. This is a significant travel time, reflecting the long-haul nature of the route. Given that most itineraries connect at least once, this median duration accounts for the time spent during layovers.

For travelers seeking cheap flights from Singapore to Washington, D.C., fares right now typically range from $1055–$2167, with a median of $1475. Currently, fares are below the typical level, with about 7% of recent fares classified as a good price. New deals show up several times a week, suggesting a regular cadence of price changes.

When is the cheapest time to fly from Singapore to Washington, D.C.? The most affordable months to fly are September, with a median fare of $937, followed by November at $946, and February at $961. These months offer significantly lower median prices compared to the overall typical fare.

There are no direct flights from Singapore to Washington, D.C. available in recent observations. Instead, most itineraries connect at least once, with the typical number of connections being 2. This means travelers should plan for layovers as part of their journey.

The distance between Singapore and Washington, D.C. is approximately 15,543 kilometers. This classifies the route as a long-haul journey, underscoring the need for extended travel times and typically involving multiple connections.

How much is a round trip from Singapore to Washington, D.C.

Regular price: $1,226 - $1,840

Prices are currently within the regular range.

The regular price range for flights from Singapore Changi to Ronald Reagan Washington National is $1226 to $1840. The current lowest deal is $1234 with Kayak, for travel from July 2 to July 21.

now $1,234

Low $1,226

High $1,840

The cheapest time to fly from Singapore to Washington, D.C.

The cheapest month to fly from Singapore to Washington is September, with a median price of $937. The most expensive month is March, with a median price of $1723. Generally, prices are lower from January to November.

September

Cheapest

Flights from $937

March

Most Expensive

Flights from $1,723

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Singapore to Washington, D.C.

United Airlines

China Airlines

All Nippon Airways

Air China

Last-minute flights going from Singapore to Washington, D.C.

Sun, Jun 21

⌛ Last-Minute

SIN - Washington, D.C.

Singapore (SIN) - Washington, D.C. (BWI)

United Airlines

$1,283

$1,439

One-way

Mon, Jun 22

⌛ Last-Minute

SIN - Washington, D.C.

Singapore (SIN) - Washington, D.C. (IAD)

$1,383

$1,480

One-way

Mon, Jun 29

⌛ Last-Minute

SIN - Washington, D.C.

Singapore (SIN) - Washington, D.C. (IAD)

$1,317

$1,670

One-way

Tue, Jun 30

⌛ Last-Minute

SIN - Washington, D.C.

Singapore (SIN) - Washington, D.C. (IAD)

$1,304

$1,676

One-way

Wed, Jul 1

⌛ Last-Minute

SIN - Washington, D.C.

Singapore (SIN) - Washington, D.C. (IAD)

$1,333

$1,519

One-way

Wed, Jul 1

⌛ Last-Minute

SIN - Washington, D.C.

Singapore (SIN) - Washington, D.C. (IAD)

$1,209

$1,660

One-way

Biggest price drops on these dates for flights from Singapore to Washington, D.C.

5 nights

Oct 7 - Oct 12

$1,447 → $930

36%

8 nights

Oct 23 - Oct 31

$1,425 → $930

35%

3 nights

Sep 1 - Sep 4

$1,368 → $929

32%

11 nights

Oct 2 - Oct 13

$1,209 → $852

30%

Popular Airports to fly from Singapore to Washington, D.C.

Singapore - Washington, D.C. route insights

💸 Price insights

Recent fares are below the typical level.

Recent fares from Singapore to Washington, D.C. are below the typical level at $1234.

📅 Best time to fly

Fly in September for the cheapest fares.

Historically, September is the cheapest month to fly, with a median price of $937.

⏱️ Flight duration

Flights are typically long-haul.

The typical flight duration from Singapore to Washington, D.C. is 33h 28m, with 2 stopovers.

✈️ Airlines & availability

Connecting flights are dominant for this route.

No direct flights are available for this route; connecting flights are dominant.

🏆 Airline highlight

United Airlines offers many deals.

United Airlines has 22 deals, making it a frequent choice for this route.

🎯 Booking tip

Deals appear regularly for this route.

Deals for flights from Singapore to Washington, D.C. appear regularly.

Singapore main airports to depart from

Singapore Changi (SIN)

Cheapest

Singapore Changi Airport offers flights to Washington, D.C., and is often the cheapest option.

📍 ~18 km from Singapore city center (reachable by car or train)

💸 Flights from ~$852

Washington, D.C. main airports to arrive at

Washington Dulles International (IAD)

Cheapest

Washington Dulles International is a good arrival option for flights from Singapore to Washington, D.C.

📍 ~40 km from Washington, D.C. city center (reachable by car)

💸 Flights from ~$852

Baltimore–Washington International (BWI)

Baltimore–Washington International is an alternative arrival airport for flights to Washington, D.C.

📍 ~50 km from Washington, D.C. city center (reachable by car)

💸 Flights from ~$1160

Ronald Reagan Washington National (DCA)

Ronald Reagan Washington National is an arrival option for flights from Singapore to Washington, D.C.

📍 ~5 km from Washington, D.C. city center (reachable by car)

💸 Flights from ~$1115

Airports nearby Washington, D.C. used as alternative

Philadelphia International (PHL)

Philadelphia International is a major international hub with extensive connectivity, often serving as a viable alternative.

📍 ~200 km from Washington, D.C. (reachable by high-speed Amtrak rail service)

💸 Flights from ~$1227

Richmond International (RIC)

Richmond International is the largest airport in Virginia outside the D.C. metro area with a strong domestic network.

📍 ~160 km from Washington, D.C. (requires a 2-hour drive south)

💸 Flights from ~$1182

Harrisburg International (MDT)

Harrisburg International is a convenient alternative for travelers in northern D.C. suburbs or Maryland.

📍 ~160 km from Washington, D.C.

💸 Flights from ~$1323

Norfolk International (ORF)

Cheapest

Norfolk International offers significant passenger volume and carrier variety with good flight availability.

📍 ~290 km from Washington, D.C.

💸 Flights from ~$1161

Charlottesville–Albemarle (CHO)

Charlottesville–Albemarle provides reliable regional service with connections to major hubs and an efficient terminal.

📍 ~160 km from Washington, D.C.

💸 Flights from ~$2126

Business & First Class Flight Deals to Washington, D.C.

Discover luxury on the budget with premium cabin class on flights from Singapore to Washington, D.C..

Elite

Best Elite deals to Washington, D.C.

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From SIN

Elite

Nov 13

Washington, D.C., United States

93% AI deal score

$6,858

$4,079

Save $2,779

From SIN

Elite

Nov 13

Washington, D.C., United States

93% AI deal score

$7,065

$4,134

Save $2,931

From SIN

Elite

Nov 13

Washington, D.C., United States

93% AI deal score

$7,272

$4,136

Save $3,136

From SIN

Elite

Nov 13

Washington, D.C., United States

93% AI deal score

$7,097

$4,136

Save $2,961

From SIN

Elite

Nov 13

Washington, D.C., United States

93% AI deal score

$7,047

$4,143

Save $2,904

From SIN

Elite

Nov 13

Washington, D.C., United States

93% AI deal score

$7,042

$4,143

Save $2,899

From SIN

Elite

Nov 13

Washington, D.C., United States

93% AI deal score

$7,065

$4,144

Save $2,921

From SIN

Elite

Dec 05

Washington, D.C., United States

93% AI deal score

$7,560

$4,244

Save $3,316

From SIN

Elite

Dec 05

Washington, D.C., United States

93% AI deal score

$7,599

$4,251

Save $3,348

From SIN

Elite

Dec 05

Washington, D.C., United States

93% AI deal score

$7,419

$4,305

Save $3,114

From SIN

Elite

Dec 05

Washington, D.C., United States

93% AI deal score

$7,597

$4,315

Save $3,282

From SIN

Elite

Nov 13

Washington, D.C., United States

92% AI deal score

$6,629

$4,077

Save $2,552

From SIN

Elite

Nov 13

Washington, D.C., United States

92% AI deal score

$6,678

$4,079

Save $2,599

From SIN

Elite

Nov 13

Washington, D.C., United States

92% AI deal score

$6,622

$4,087

Save $2,535

From SIN

Elite

Nov 13

Washington, D.C., United States

92% AI deal score

$6,612

$4,087

Save $2,525

From SIN

Elite

Nov 13

Washington, D.C., United States

92% AI deal score

$6,629

$4,088

Save $2,541

From SIN

Elite

Nov 20

Washington, D.C., United States

92% AI deal score

$6,626

$4,187

Save $2,439

From SIN

Elite

Nov 21

Washington, D.C., United States

92% AI deal score

$6,651

$4,188

Save $2,463

From SIN

Elite

Nov 20

Washington, D.C., United States

92% AI deal score

$6,639

$4,196

Save $2,443

From SIN

Elite

Nov 20

Washington, D.C., United States

92% AI deal score

$6,677

$4,196

Save $2,481

From SIN

Elite

Nov 20

Washington, D.C., United States

92% AI deal score

$6,636

$4,197

Save $2,439

From SIN

Elite

Nov 21

Washington, D.C., United States

92% AI deal score

$6,671

$4,197

Save $2,474

From SIN

Elite

Nov 21

Washington, D.C., United States

92% AI deal score

$6,683

$4,197

Save $2,486

From SIN

Elite

Nov 21

Washington, D.C., United States

92% AI deal score

$6,638

$4,198

Save $2,440

From SIN

Elite

Oct 23

Washington, D.C., United States

92% AI deal score

$6,868

$4,288

Save $2,580

From SIN

Elite

Oct 23

Washington, D.C., United States

92% AI deal score

$6,868

$4,288

Save $2,580

From SIN

Elite

Oct 23

Washington, D.C., United States

92% AI deal score

$6,999

$4,288

Save $2,711

From SIN

Elite

Oct 23

Washington, D.C., United States

92% AI deal score

$6,860

$4,288

Save $2,572

From SIN

Elite

Oct 23

Washington, D.C., United States

92% AI deal score

$6,937

$4,297

Save $2,640

From SIN

Elite

Nov 24

Washington, D.C., United States

92% AI deal score

$7,065

$4,323

Save $2,742

From SIN

Elite

Nov 24

Washington, D.C., United States

92% AI deal score

$7,111

$4,332

Save $2,779

From SIN

Elite

Nov 24

Washington, D.C., United States

92% AI deal score

$7,091

$4,332

Save $2,759

From SIN

Elite

Nov 24

Washington, D.C., United States

92% AI deal score

$7,069

$4,333

Save $2,736

From SIN

Elite

Oct 23

Washington, D.C., United States

92% AI deal score

$6,868

$4,343

Save $2,525

From SIN

Elite

Jul 15

Washington, D.C., United States

84% AI deal score

$7,146

$5,549

Save $1,597

From SIN

Elite

Nov 03

Washington, D.C., United States

84% AI deal score

$20,675

$16,774

Save $3,901

From SIN

Elite

Oct 04

Washington, D.C., United States

83% AI deal score

$19,800

$16,808

Save $2,992

From SIN

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Sep 13

Washington, D.C., United States

83% AI deal score

$19,843

$16,891

Save $2,952

From SIN

Elite

Jul 13

Washington, D.C., United States

82% AI deal score

$7,451

$6,464

Save $987

From SIN

Elite

Jul 20

Washington, D.C., United States

82% AI deal score

$7,514

$6,464

Save $1,050

From SIN

Elite

Aug 31

Washington, D.C., United States

82% AI deal score

$19,213

$16,809

Save $2,404

From SIN

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Sep 12

Washington, D.C., United States

82% AI deal score

$19,677

$16,852

Save $2,825

From SIN

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Sep 03

Washington, D.C., United States

82% AI deal score

$19,523

$16,889

Save $2,634

From SIN

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Oct 04

Washington, D.C., United States

82% AI deal score

$19,355

$16,891

Save $2,464

From SIN

Elite

Jul 13

Washington, D.C., United States

81% AI deal score

$7,135

$6,051

Save $1,084

From SIN

Elite

Jul 13

Washington, D.C., United States

81% AI deal score

$7,135

$6,146

Save $989

From SIN

Elite

Jul 13

Washington, D.C., United States

81% AI deal score

$7,054

$6,312

Save $742

From SIN

Elite

Jul 14

Washington, D.C., United States

81% AI deal score

$7,104

$6,312

Save $792

From SIN

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Jul 03

Washington, D.C., United States

81% AI deal score

$7,249

$6,520

Save $729

From SIN

Elite

Nov 06

Washington, D.C., United States

81% AI deal score

$18,738

$16,769

Save $1,969

From SIN

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Nov 07

Washington, D.C., United States

81% AI deal score

$18,670

$16,770

Save $1,900

From SIN

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Nov 15

Washington, D.C., United States

81% AI deal score

$18,725

$16,808

Save $1,917

From SIN

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Nov 13

Washington, D.C., United States

81% AI deal score

$18,793

$16,823

Save $1,970

From SIN

Elite

Jul 13

Washington, D.C., United States

80% AI deal score

$7,023

$6,492

Save $531

From SIN

Elite

Jul 13

Washington, D.C., United States

80% AI deal score

$7,042

$6,516

Save $526

From SIN

Elite

Sep 01

Washington, D.C., United States

80% AI deal score

$17,996

$16,730

Save $1,266

From SIN

Elite

Nov 10

Washington, D.C., United States

80% AI deal score

$18,056

$16,731

Save $1,325

From SIN

Elite

Oct 06

Washington, D.C., United States

80% AI deal score

$18,022

$16,769

Save $1,253

From SIN

Elite

Dec 03

Washington, D.C., United States

80% AI deal score

$18,386

$16,808

Save $1,578

From SIN

Elite

Dec 02

Washington, D.C., United States

80% AI deal score

$18,386

$16,808

Save $1,578

From SIN

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Nov 15

Washington, D.C., United States

80% AI deal score

$18,116

$16,809

Save $1,307

From SIN

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Oct 15

Washington, D.C., United States

80% AI deal score

$18,223

$16,809

Save $1,414

From SIN

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Nov 20

Washington, D.C., United States

80% AI deal score

$18,496

$16,809

Save $1,687

From SIN

Elite

Nov 27

Washington, D.C., United States

80% AI deal score

$18,069

$16,809

Save $1,260

From SIN

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Dec 07

Washington, D.C., United States

80% AI deal score

$18,845

$16,809

Save $2,036

From SIN

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Oct 08

Washington, D.C., United States

80% AI deal score

$18,174

$16,836

Save $1,338

From SIN

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Oct 08

Washington, D.C., United States

80% AI deal score

$18,574

$16,837

Save $1,737

From SIN

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Sep 03

Washington, D.C., United States

80% AI deal score

$18,224

$16,853

Save $1,371

From SIN

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Sep 12

Washington, D.C., United States

80% AI deal score

$18,161

$16,891

Save $1,270

From SIN

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Sep 13

Washington, D.C., United States

80% AI deal score

$18,575

$16,891

Save $1,684

From SIN

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Sep 13

Washington, D.C., United States

80% AI deal score

$18,298

$16,891

Save $1,407

From SIN

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Oct 16

Washington, D.C., United States

80% AI deal score

$18,687

$16,892

Save $1,795

From SIN

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Dec 08

Washington, D.C., United States

80% AI deal score

$18,845

$16,892

Save $1,953

From SIN

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Jul 11

Washington, D.C., United States

79% AI deal score

$7,003

$5,618

Save $1,385

From SIN

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Jul 11

Washington, D.C., United States

79% AI deal score

$6,990

$5,618

Save $1,372

From SIN

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Jul 03

Washington, D.C., United States

79% AI deal score

$6,702

$6,462

Save $240

From SIN

Elite

Dec 08

Washington, D.C., United States

79% AI deal score

$7,539

$6,805

Save $734

From SIN

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Dec 07

Washington, D.C., United States

79% AI deal score

$7,552

$7,072

Save $480

From SIN

Elite

Jul 29

Washington, D.C., United States

79% AI deal score

$17,604

$16,769

Save $835

From SIN

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Sep 04

Washington, D.C., United States

79% AI deal score

$18,020

$16,769

Save $1,251

From SIN

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Sep 04

Washington, D.C., United States

79% AI deal score

$18,039

$16,809

Save $1,230

From SIN

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Sep 15

Washington, D.C., United States

79% AI deal score

$17,821

$16,853

Save $968

From SIN

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Sep 03

Washington, D.C., United States

79% AI deal score

$18,020

$16,853

Save $1,167

From SIN

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Sep 03

Washington, D.C., United States

79% AI deal score

$17,929

$16,853

Save $1,076

From SIN

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Sep 03

Washington, D.C., United States

79% AI deal score

$17,672

$16,853

Save $819

From SIN

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Oct 05

Washington, D.C., United States

79% AI deal score

$18,022

$16,891

Save $1,131

From SIN

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Sep 02

Washington, D.C., United States

79% AI deal score

$18,213

$16,892

Save $1,321

From SIN

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Sep 04

Washington, D.C., United States

79% AI deal score

$18,041

$16,892

Save $1,149

From SIN

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Jul 11

Washington, D.C., United States

78% AI deal score

$6,977

$5,793

Save $1,184

From SIN

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Oct 31

Washington, D.C., United States

78% AI deal score

$6,767

$6,686

Save $81

From SIN

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Jul 13

Washington, D.C., United States

78% AI deal score

$7,071

$6,967

Save $104

From SIN

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Jul 13

Washington, D.C., United States

78% AI deal score

$7,175

$7,069

Save $106

From SIN

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Aug 03

Washington, D.C., United States

78% AI deal score

$17,514

$16,853

Save $661

From SIN

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Aug 27

Washington, D.C., United States

78% AI deal score

$17,494

$16,853

Save $641

From SIN

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Aug 28

Washington, D.C., United States

78% AI deal score

$17,594

$16,889

Save $705

From SIN

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Aug 26

Washington, D.C., United States

78% AI deal score

$17,446

$16,892

Save $554

From SIN

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Aug 06

Washington, D.C., United States

78% AI deal score

$17,444

$16,898

Save $546

From SIN

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Oct 16

Washington, D.C., United States

78% AI deal score

$2,655

$2,604

Save $51

From SIN

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Jul 12

Washington, D.C., United States

77% AI deal score

$7,054

$6,073

Save $981

From SIN

Elite

Jul 12

Washington, D.C., United States

77% AI deal score

$7,042

$6,073

Save $969

Frequently Asked Questions About Flights to Washington, D.C.

To find more affordable flights, consider being flexible with your travel dates and times. Comparing prices across different airlines and booking platforms can often reveal better deals. Setting up price alerts may also help you catch drops in fares.

Booking in advance, typically several months before your intended departure, can often result in lower prices. However, last-minute deals sometimes appear, so it's wise to monitor fare trends. Prices can fluctuate based on various factors.

Yes, comparing nearby airports can sometimes lead to more economical flight options. While it may add to your ground travel time, the savings on airfare can be significant. Always check the total cost including transportation to and from the alternative airport.

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