$1,133+ Flights from District of Columbia to Singapore

One-way flight from District of Columbia to Singapore

Highest demand for flights based on searches. 5% potential increase in price ($73 potential increase over avg. RT price).

Cheapest flight prices on average. 4% potential price decrease ($53 potential savings vs. average RT price).

Average for round-trip flights in June 2025

Find flight deals from District of Columbia to Singapore

Cheapest flights from District of Columbia to Singapore
Explore the most affordable flight options available from District of Columbia to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Wed 7/165:12 pmIAD - SIN

2 stops49h 53mAir Canada

Tue 7/229:10 amSIN - IAD

2 stops36h 27mAir Canada

Deal found 6/10

$1,086

Mon 9/18:35 amDCA - SIN

2 stops27h 05mKorean Air

Tue 9/91:10 amSIN - DCA

2 stops32h 37mKorean Air

Deal found 6/11

$1,093

Wed 7/91:30 pmIAD - SIN

1 stop31h 15mTurkish Airlines

Tue 10/75:10 amSIN - IAD

1 stop26h 35mTurkish Airlines

Deal found 6/11

$1,095

Mon 9/86:00 amIAD - SIN

2 stops29h 40mKorean Air

Wed 9/171:10 amSIN - IAD

2 stops32h 03mKorean Air

Deal found 6/12

$1,096

Sun 12/1411:00 amIAD - SIN

1 stop31h 00mAir India

Mon 12/228:20 amSIN - IAD

1 stop35h 30mAir India

Deal found 6/12

$1,100

Thu 11/138:05 pmIAD - SIN

1 stop29h 50mQatar Airways

Tue 11/185:25 pmSIN - IAD

2 stops27h 55mQatar Airways

Deal found 6/12

$1,102

Wed 7/161:30 pmIAD - SIN

1 stop40h 25mMultiple Airlines

Tue 7/227:45 pmSIN - IAD

2 stops36h 00mMultiple Airlines

Deal found 6/10

$1,103

Sat 7/124:30 pmDCA - SIN

2 stops50h 35mAir Canada

Sat 7/199:10 amSIN - DCA

2 stops37h 08mAir Canada

Deal found 6/9

$1,113

Thu 7/109:40 pmIAD - SIN

2 stops32h 05mIndiGo

Thu 7/177:45 pmSIN - IAD

2 stops36h 00mIndiGo

Deal found 6/10

$1,135

Mon 9/88:59 amDCA - SIN

1 stop34h 51mSingapore Airlines

Thu 9/188:45 pmSIN - DCA

1 stop36h 14mSingapore Airlines

Deal found 6/10

$1,201

Mon 9/17:00 amDCA - SIN

1 stop23h 25mUnited Airlines

Wed 9/108:45 amSIN - DCA

1 stop24h 52mUnited Airlines

Deal found 6/10

$1,225

Thu 7/316:32 amIAD - SIN

1 stop23h 53mUnited Airlines

Mon 9/158:45 amSIN - IAD

1 stop24h 32mUnited Airlines

Deal found 6/11

$1,225

Best flights from District of Columbia to Singapore
Discover carefully curated flight deals from District of Columbia to Singapore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2025.

Wed 7/165:12 pmIAD - SIN

2 stops49h 53mAir Canada

Tue 7/229:10 amSIN - IAD

2 stops36h 27mAir Canada

Deal found 6/10

$1,086

Mon 9/18:35 amDCA - SIN

2 stops27h 05mKorean Air

Tue 9/91:10 amSIN - DCA

2 stops32h 37mKorean Air

Deal found 6/11

$1,093

Wed 7/91:30 pmIAD - SIN

1 stop31h 15mTurkish Airlines

Tue 10/75:10 amSIN - IAD

1 stop26h 35mTurkish Airlines

Deal found 6/11

$1,095

Thu 11/138:05 pmIAD - SIN

1 stop29h 50mQatar Airways

Tue 11/185:25 pmSIN - IAD

2 stops27h 55mQatar Airways

Deal found 6/12

$1,102

Wed 7/161:30 pmIAD - SIN

1 stop40h 25mMultiple Airlines

Tue 7/227:45 pmSIN - IAD

2 stops36h 00mMultiple Airlines

Deal found 6/10

$1,103

Sun 7/2012:50 pmIAD - SIN

1 stop30h 25mAir India

Mon 8/48:45 amSIN - IAD

1 stop38h 30mAir India

Deal found 6/12

$1,116

Thu 7/109:40 pmIAD - SIN

2 stops32h 05mIndiGo

Thu 7/177:45 pmSIN - IAD

2 stops36h 00mIndiGo

Deal found 6/10

$1,135

Mon 9/88:59 amDCA - SIN

1 stop34h 51mSingapore Airlines

Thu 9/188:45 pmSIN - DCA

1 stop36h 14mSingapore Airlines

Deal found 6/10

$1,201

Thu 8/75:59 pmDCA - SIN

1 stop24h 16mUnited Airlines

Tue 8/198:45 amSIN - DCA

1 stop24h 52mUnited Airlines

Deal found 6/12

$1,225

Wed 7/303:30 pmDCA - SIN

2 stops27h 10mANA

Wed 8/66:15 amSIN - DCA

2 stops26h 47mANA

Deal found 6/11

$1,229

Thu 11/2010:00 amIAD - SIN

1 stop39h 50mEthiopian Air

Sun 11/302:00 amSIN - IAD

2 stops30h 05mEthiopian Air

Deal found 6/11

$1,240

Thu 9/186:00 pmIAD - SIN

2 stops29h 45mCathay Pacific

Sun 9/281:50 amSIN - IAD

2 stops45h 07mCathay Pacific

Deal found 6/10

$1,253

Last-minute flights from District of Columbia to Singapore
Discover last-minute flight deals from District of Columbia to Singapore. Data last updated June 12, 2025 and is based on user searches.

Fri 6/1310:55 amIAD - SIN

1 stop39h 55mEthiopian Air

Tue 6/172:00 amSIN - IAD

2 stops30h 05mEthiopian Air

Deal found 6/10

$1,311

Tue 6/177:00 amDCA - SIN

1 stop23h 25mUnited Airlines

Wed 7/28:45 amSIN - DCA

1 stop24h 42mUnited Airlines

Deal found 6/10

$1,833

Wed 6/189:00 pmIAD - SIN

1 stop36h 00mQatar Airways

Wed 7/26:45 pmSIN - IAD

1 stop25h 55mQatar Airways

Deal found 6/11

$1,270

Wed 6/1810:55 amIAD - SIN

1 stop39h 55mEthiopian Air

Tue 7/12:00 amSIN - IAD

2 stops30h 05mEthiopian Air

Deal found 6/11

$1,490

Wed 6/181:45 pmDCA - SIN

2 stops38h 00mQatar Airways

Tue 7/13:10 amSIN - DCA

2 stops28h 48mQatar Airways

Deal found 6/11

$1,530

Wed 6/186:30 amIAD - SIN

1 stop23h 55mUnited Airlines

Fri 7/48:45 amSIN - IAD

1 stop24h 36mUnited Airlines

Deal found 6/10

$1,883

Fri 6/2012:50 pmIAD - SIN

1 stop30h 25mAir India

Fri 6/278:45 amSIN - IAD

2 stops38h 30mAir India

Deal found 6/10

$1,695

Fri 6/205:25 pmIAD - SIN

1 stop34h 05mKLM

Thu 6/2612:40 amSIN - IAD

1 stop26h 55mKLM

Deal found 6/10

$1,802

Fri 6/2010:05 pmIAD - SIN

1 stop23h 35mEtihad Airways

Fri 6/279:10 pmSIN - IAD

1 stop31h 00mEtihad Airways

Deal found 6/10

$1,807

Fri 6/208:19 pmIAD - SIN

2 stops27h 41mMultiple Airlines

Fri 6/273:10 pmSIN - IAD

2 stops28h 09mMultiple Airlines

Deal found 6/10

$2,012

Sat 6/217:33 pmDCA - SIN

2 stops28h 12mCathay Pacific

Wed 7/29:45 amSIN - DCA

2 stops34h 05mCathay Pacific

Deal found 6/12

$1,655

Sat 6/215:12 pmIAD - SIN

2 stops49h 53mAir Canada

Wed 7/26:15 amSIN - IAD

2 stops26h 46mAir Canada

Deal found 6/12

$1,707

One-way flights from District of Columbia to Singapore
Search for one-way flight options from District of Columbia to Singapore. Find affordable one-way fares based on user searches. Data last updated June 12, 2025.

Tue 9/21:30 pmIAD - SIN

2 stops39h 50mIndiGo

Deal found 6/11

$420

Wed 8/2712:50 pmIAD - SIN

1 stop30h 25mAir India

Deal found 6/10

$423

Thu 8/141:30 pmIAD - SIN

1 stop40h 25mTurkish Airlines

Deal found 6/9

$445

Mon 8/49:40 pmIAD - SIN

3 stops59h 05mMultiple Airlines

Deal found 6/10

$482

Mon 8/411:00 amIAD - SIN

1 stop22h 00mQatar Airways

Deal found 6/10

$533

Mon 8/44:51 pmDCA - SIN

2 stops42h 49mKorean Air

Deal found 6/10

$536

Mon 8/46:58 pmDCA - SIN

1 stop36h 12mMultiple Airlines

Deal found 6/10

$556

Tue 7/1511:00 amDCA - SIN

2 stops32h 05mAir Canada

Deal found 6/11

$628

Tue 10/712:35 pmIAD - SIN

2 stops30h 30mAir Canada

Deal found 6/11

$663

Tue 7/810:08 pmDCA - SIN

2 stops31h 22mJapan Airlines

Deal found 6/9

$695

Fri 7/2511:00 amIAD - SIN

1 stop22h 00mJetBlue

Deal found 6/10

$704

Wed 7/96:05 amDCA - SIN

2 stops34h 55mDelta

Deal found 6/9

$705

Cheapflights Fare Finder

Use the filters below to find and compare flights from District of Columbia to Singapore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Wed 7/16

5:12 pm-7:05 am

2 stops49h 53m

Singapore Changi

Tue 7/22

9:10 am-9:37 am

2 stops36h 27m

$1,086

Washington, D.C.Singapore

DCA - SIN

DCASIN

Washington, D.C. Reagan-National

Mon 9/1

8:35 am-11:40 pm

2 stops27h 05m

Singapore Changi

Tue 9/9

1:10 am-9:47 pm

2 stops32h 37m

$1,093

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Wed 7/9

1:30 pm-8:45 am

1 stop31h 15m

Singapore Changi

Tue 10/7

5:10 am-7:45 pm

1 stop26h 35m

$1,095

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Mon 9/8

6:00 am-11:40 pm

2 stops29h 40m

Singapore Changi

Wed 9/17

1:10 am-9:13 pm

2 stops32h 03m

$1,096

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Thu 11/13

8:05 pm-2:55 pm

1 stop29h 50m

Singapore Changi

Tue 11/18

5:25 pm-8:20 am

2 stops27h 55m

$1,102

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Wed 7/16

1:30 pm-5:55 pm

1 stop40h 25m

Singapore Changi

Tue 7/22

7:45 pm-7:45 pm

2 stops36h 00m

$1,103

Washington, D.C.Singapore

DCA - SIN

DCASIN

Washington, D.C. Reagan-National

Sat 7/12

4:30 pm-7:05 am

2 stops50h 35m

Singapore Changi

Sat 7/19

9:10 am-10:18 am

2 stops37h 08m

$1,113

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Sun 7/20

12:50 pm-7:15 am

1 stop30h 25m

Singapore Changi

Mon 8/4

8:45 am-11:15 am

1 stop38h 30m

$1,116

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Thu 7/10

9:40 pm-5:45 pm

2 stops32h 05m

Singapore Changi

Thu 7/17

7:45 pm-7:45 pm

2 stops36h 00m

$1,135

Washington, D.C.Singapore

DCA - SIN

DCASIN

Washington, D.C. Reagan-National

Mon 9/8

8:59 am-7:50 am

1 stop34h 51m

Singapore Changi

Thu 9/18

8:45 pm-8:59 pm

1 stop36h 14m

$1,201

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 51 results

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Best time to book a flight from District of Columbia to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from District of Columbia 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 District of Columbia to Singapore

What is the cheapest month to book a flight from District of Columbia to Singapore?

Currently, September is the cheapest month in which you can book a flight from District of Columbia to Singapore (average of $1,011). Flying from District of Columbia to Singapore in December is currently the most expensive (average of $1,684). 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.

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

When flying from District of Columbia to Singapore, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Singapore by month

In terms of precipitation, rainfall in Singapore ranges from 5.9 - 10.6 inches per month. December is typically the wettest month, when rainfall can reach 10.6 in. July is typically the driest time to visit Singapore when rainfall is around 5.9 in.

Temperature in Singapore by month

If weather is an important factor for your trip to Singapore, 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 December, when temperatures are typically at their lowest (around 78.8 F).

Reviews of airlines servicing Singapore

To help decide which airline to fly from District of Columbia to Singapore, see what other customers have to say about EVA Air, Korean Air and Japan Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

8.4

Very good

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

8.4

Very good

8.4

Very good

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

Korean Air

8.4

Very good

1,088 reviews

8.4

Very good

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

1,489 reviews

8.4

Very good

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

ANA

8.3

Very good

882 reviews

8.4

Very good

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

1,302 reviews

8.4

Very good