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

$537 is the cheapest one-way deal found within the past few days, from Cathay Pacific. You may also be able to find cheap deals on United Airlines and Air Canada, with prices starting from $679 and $706, respectively.

How far in advance should I book a flight from Washington, D.C. Reagan-National Airport to Singapore?

To save up to 6% on this flight, we recommend booking at least 61 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Washington, D.C. Reagan-National Airport to Singapore from $957 1-2 weeks out and tickets from $957 for flights departing within the next 72 hours.

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

November is one of the best times of the year to fly to Singapore from Washington, D.C. Reagan-National Airport. Prices for November average $1,283 per person but you can even find prices for as low as $816. The most expensive prices can be found in the month of December. Opting for a November flight can save you 41% on your journey compared to booking in December

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

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

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

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

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

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

$1,926+ Flights from Washington, D.C. Reagan-National Airport to Singapore

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Cheap flight deals from Reagan-National to Singapore

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$1,045 (StudentUniverse)
One-way from	$536 (Kiwi.com)
Popular in	December
Cheapest in	November
Average price	$1,052

Provider with most accurate pricing for Washington, D.C. (WAS)-Singapore Changi flight deals.

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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Singapore Changi flights.

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

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

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Highest demand for flights based on searches. 2% potential increase in price ($28 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($48 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 Singapore

Cheapest flights from Reagan-National to Singapore
Explore the most affordable flight options available from Reagan-National to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 16, 2025.

Tue 5/611:55 amDCA - SIN

2 stops35h 50mCathay Pacific

Mon 5/121:50 amSIN - DCA

2 stops34h 56mCathay Pacific

Deal found 4/15

$1,045

Sun 6/111:00 amDCA - SIN

2 stops32h 05mAir Canada

Thu 6/59:10 amSIN - DCA

2 stops35h 43mAir Canada

Deal found 4/15

$1,091

Mon 9/15:06 pmDCA - SIN

2 stops31h 29mMultiple Airlines

Tue 9/92:00 amSIN - DCA

2 stops54h 59mMultiple Airlines

Deal found 4/15

$1,151

Tue 5/65:59 pmDCA - SIN

1 stop24h 46mUnited Airlines

Tue 5/139:00 amSIN - DCA

1 stop24h 34mUnited Airlines

Deal found 4/15

$1,193

Thu 9/189:00 amDCA - SIN

2 stops27h 20mAmerican Airlines

Sun 9/281:55 amSIN - DCA

2 stops26h 04mAmerican Airlines

Deal found 4/15

$1,217

Sat 8/27:01 pmDCA - SIN

2 stops35h 24mFinnair

Sun 8/179:35 pmSIN - DCA

2 stops37h 26mFinnair

Deal found 4/16

$1,381

Fri 5/167:59 amDCA - SIN

2 stops27h 41mDelta

Mon 5/267:30 amSIN - DCA

2 stops27h 56mDelta

Deal found 4/15

$1,407

Tue 8/56:58 pmDCA - SIN

2 stops29h 02mEVA Air

Tue 8/121:10 pmSIN - DCA

2 stops40h 48mEVA Air

Deal found 4/16

$1,478

Fri 4/256:35 pmDCA - SIN

2 stops30h 00mChina Airlines

Fri 5/92:00 amSIN - DCA

2 stops51h 32mChina Airlines

Deal found 4/15

$1,493

Mon 4/2112:30 pmDCA - SIN

2 stops32h 30mQatar Airways

Mon 5/53:10 amSIN - DCA

2 stops31h 26mQatar Airways

Deal found 4/16

$1,548

Thu 8/149:59 amDCA - SIN

1 stop33h 51mSingapore Airlines

Thu 8/288:45 pmSIN - DCA

1 stop36h 14mSingapore Airlines

Deal found 4/15

$1,774

Sun 7/278:00 amDCA - SIN

2 stops27h 40mKorean Air

Sun 8/107:30 amSIN - DCA

2 stops27h 55mKorean Air

Deal found 4/15

$1,988

Best flights from Reagan-National to Singapore
Discover carefully curated flight deals from Reagan-National to Singapore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 16, 2025.

Tue 5/611:55 amDCA - SIN

2 stops35h 50mCathay Pacific

Mon 5/121:50 amSIN - DCA

2 stops34h 56mCathay Pacific

Deal found 4/15

$1,045

Sun 6/111:00 amDCA - SIN

2 stops32h 05mAir Canada

Thu 6/59:10 amSIN - DCA

2 stops35h 43mAir Canada

Deal found 4/15

$1,091

Mon 9/15:06 pmDCA - SIN

2 stops31h 29mMultiple Airlines

Tue 9/92:00 amSIN - DCA

2 stops54h 59mMultiple Airlines

Deal found 4/15

$1,151

Tue 5/65:59 pmDCA - SIN

1 stop24h 46mUnited Airlines

Tue 5/139:00 amSIN - DCA

1 stop24h 34mUnited Airlines

Deal found 4/15

$1,193

Thu 9/189:00 amDCA - SIN

2 stops27h 20mAmerican Airlines

Sun 9/281:55 amSIN - DCA

2 stops26h 04mAmerican Airlines

Deal found 4/15

$1,217

Sat 8/27:01 pmDCA - SIN

2 stops35h 24mFinnair

Sun 8/179:35 pmSIN - DCA

2 stops37h 26mFinnair

Deal found 4/15

$1,380

Fri 5/167:59 amDCA - SIN

2 stops27h 41mDelta

Mon 5/267:30 amSIN - DCA

2 stops27h 56mDelta

Deal found 4/15

$1,407

Tue 8/56:58 pmDCA - SIN

2 stops29h 02mEVA Air

Tue 8/121:10 pmSIN - DCA

2 stops40h 48mEVA Air

Deal found 4/16

$1,478

Tue 5/65:40 pmDCA - SIN

2 stops27h 20mQatar Airways

Thu 5/153:10 amSIN - DCA

2 stops27h 57mQatar Airways

Deal found 4/15

$1,587

Sat 5/318:00 amDCA - SIN

2 stops52h 35mChina Airlines

Thu 6/192:00 amSIN - DCA

2 stops55h 42mChina Airlines

Deal found 4/15

$1,765

Thu 8/149:59 amDCA - SIN

1 stop33h 51mSingapore Airlines

Thu 8/288:45 pmSIN - DCA

1 stop36h 14mSingapore Airlines

Deal found 4/15

$1,774

Sun 7/278:00 amDCA - SIN

2 stops27h 40mKorean Air

Sun 8/107:30 amSIN - DCA

2 stops27h 55mKorean Air

Deal found 4/15

$1,988

Last-minute flights from Reagan-National to Singapore
Discover last-minute flight deals from Reagan-National to Singapore. Data last updated April 16, 2025 and is based on user searches.

Wed 4/1611:54 amDCA - SIN

2 stops29h 36mMultiple Airlines

Tue 4/221:50 amSIN - DCA

2 stops31h 03mMultiple Airlines

Deal found 4/15

$1,264

Wed 4/167:55 pmDCA - SIN

2 stops32h 10mBritish Airways

Wed 4/2311:20 pmSIN - DCA

2 stops28h 36mBritish Airways

Deal found 4/15

$30,947

Mon 4/2111:54 amDCA - SIN

2 stops35h 51mCathay Pacific

Tue 5/68:05 pmSIN - DCA

2 stops35h 02mCathay Pacific

Deal found 4/16

$1,297

Mon 4/215:59 pmDCA - SIN

1 stop24h 46mUnited Airlines

Tue 5/69:00 amSIN - DCA

1 stop24h 34mUnited Airlines

Deal found 4/16

$1,380

Mon 4/2112:30 pmDCA - SIN

2 stops32h 30mQatar Airways

Mon 5/53:10 amSIN - DCA

2 stops31h 26mQatar Airways

Deal found 4/16

$1,548

Mon 4/214:10 pmDCA - SIN

2 stops50h 55mAir Canada

Sun 4/279:10 amSIN - DCA

2 stops37h 09mAir Canada

Deal found 4/15

$6,364

Fri 4/256:35 pmDCA - SIN

2 stops30h 00mChina Airlines

Fri 5/92:00 amSIN - DCA

2 stops51h 32mChina Airlines

Deal found 4/15

$1,493

Fri 4/258:59 amDCA - SIN

1 stop34h 51mSingapore Airlines

Sat 5/108:45 pmSIN - DCA

1 stop36h 13mSingapore Airlines

Deal found 4/15

$2,120

Fri 4/258:59 amDCA - SIN

1 stop32h 16mMultiple Airlines

Fri 5/91:50 amSIN - DCA

2 stops32h 25mMultiple Airlines

Deal found 4/15

$4,168

Wed 4/308:59 amDCA - SIN

2 stops27h 56mSingapore Airlines

Fri 5/98:45 pmSIN - DCA

1 stop36h 13mSingapore Airlines

Deal found 4/15

$1,947

Tue 5/611:55 amDCA - SIN

2 stops35h 50mCathay Pacific

Mon 5/121:50 amSIN - DCA

2 stops34h 56mCathay Pacific

Deal found 4/15

$1,045

Tue 5/65:59 pmDCA - SIN

1 stop24h 46mUnited Airlines

Tue 5/139:00 amSIN - DCA

1 stop24h 34mUnited Airlines

Deal found 4/15

$1,193

One-way flights from Reagan-National to Singapore
Search for one-way flight options from Reagan-National to Singapore. Find affordable one-way fares based on user searches. Data last updated April 16, 2025.

Tue 4/296:00 pmDCA - SIN

2 stops37h 10mMultiple Airlines

Deal found 4/15

$536

Wed 4/3010:00 pmDCA - SIN

2 stops43h 30mCathay Pacific

Deal found 4/16

$537

Wed 7/307:00 amDCA - SIN

1 stop23h 25mUnited Airlines

Deal found 4/14

$679

Fri 4/256:00 amDCA - SIN

2 stops37h 05mAir Canada

Deal found 4/15

$706

Tue 4/295:59 pmDCA - SIN

1 stop24h 46mLufthansa

Deal found 4/15

$730

Wed 5/217:59 amDCA - SIN

2 stops27h 41mDelta

Deal found 4/15

$761

Wed 5/286:35 amDCA - SIN

2 stops35h 35mJapan Airlines

Deal found 4/15

$868

Sun 6/15:49 pmDCA - SIN

2 stops35h 41mAmerican Airlines

Deal found 4/15

$964

Mon 6/25:49 pmDCA - SIN

2 stops33h 56mQatar Airways

Deal found 4/15

$1,086

Fri 5/305:49 pmDCA - SIN

2 stops36h 36mFinnair

Deal found 4/15

$1,132

Wed 7/29:59 amDCA - SIN

1 stop31h 16mSingapore Airlines

Deal found 4/15

$1,859

Mon 10/66:35 pmDCA - SIN

2 stops42h 00mChina Airlines

Deal found 4/15

$3,835

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Singapore

DCA - SIN

DCASIN

Washington, D.C. Reagan-National

Tue 5/6

11:55 am-11:45 am

2 stops35h 50m

Singapore Changi

Tue 5/13

8:00 am-12:46 am

2 stops28h 46m

$1,045

Washington, D.C.Singapore

DCA - SIN

DCASIN

Washington, D.C. Reagan-National

Sun 6/1

11:00 am-7:05 am

2 stops32h 05m

Singapore Changi

Thu 6/5

9:10 am-8:53 am

2 stops35h 43m

$1,091

Washington, D.C.Singapore

DCA - SIN

DCASIN

Washington, D.C. Reagan-National

Mon 9/1

5:06 pm-12:35 pm

2 stops31h 29m

Singapore Changi

Tue 9/9

2:00 am-8:59 pm

2 stops54h 59m

$1,151

Washington, D.C.Singapore

DCA - SIN

DCASIN

Washington, D.C. Reagan-National

Tue 5/6

5:59 pm-6:45 am

1 stop24h 46m

Singapore Changi

Tue 5/13

9:00 am-9:34 pm

1 stop24h 34m

$1,193

Washington, D.C.Singapore

DCA - SIN

DCASIN

Washington, D.C. Reagan-National

Thu 9/18

9:00 am-12:20 am

2 stops27h 20m

Singapore Changi

Sun 9/28

1:55 am-3:59 pm

2 stops26h 04m

$1,217

Washington, D.C.Singapore

DCA - SIN

DCASIN

Washington, D.C. Reagan-National

Sat 8/2

7:01 pm-6:25 pm

2 stops35h 24m

Singapore Changi

Sun 8/17

9:35 pm-11:01 pm

2 stops37h 26m

$1,380

Washington, D.C.Singapore

DCA - SIN

DCASIN

Washington, D.C. Reagan-National

Fri 5/16

7:59 am-11:40 pm

2 stops27h 41m

Singapore Changi

Mon 5/26

7:30 am-11:26 pm

2 stops27h 56m

$1,407

Washington, D.C.Singapore

DCA - SIN

DCASIN

Washington, D.C. Reagan-National

Tue 8/5

6:58 pm-12:00 pm

2 stops29h 02m

Singapore Changi

Tue 8/12

1:10 pm-5:58 pm

2 stops40h 48m

$1,478

Washington, D.C.Singapore

DCA - SIN

DCASIN

Washington, D.C. Reagan-National

Tue 5/6

5:40 pm-9:00 am

2 stops27h 20m

Singapore Changi

Thu 5/15

3:10 am-7:07 pm

2 stops27h 57m

$1,587

Washington, D.C.Singapore

DCA - SIN

DCASIN

Washington, D.C. Reagan-National

Sat 5/31

8:00 am-12:35 am

2 stops52h 35m

Singapore Changi

Thu 6/19

2:00 am-9:42 pm

2 stops55h 42m

$1,765

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Showing 1-10 of 24 results

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

Have a flexible travel schedule? Discover the best time to fly to Singapore 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 Singapore

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

Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Singapore (average of $1,011). Flying from Washington, D.C. Reagan-National Airport 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 DCA to SG?

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 Singapore as you normally would.

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

See what other customers who have flown with EVA Air, Korean Air and Japan Airlines from Washington, D.C. to Singapore have to say. 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.

EVA Air

8.4

Very good

1,176 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

EVA Air

8.4

Very good

1,176 reviews

EVA Air

8.4

Very good

1,176 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Korean Air

8.4

Very good

1,064 reviews

EVA Air

8.4

Very good

1,176 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Japan Airlines

8.3

Very good

1,440 reviews

EVA Air

8.4

Very good

1,176 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

China Airlines

8.2

Very good

729 reviews

EVA Air

8.4

Very good

1,176 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Singapore Airlines

8.1

Very good

1,288 reviews

EVA Air

8.4

Very good

1,176 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Related info for your journey

What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to Singapore one-way?
$537 is the cheapest one-way deal found within the past few days, from Cathay Pacific. You may also be able to find cheap deals on United Airlines and Air Canada, with prices starting from $679 and $706, respectively.
Can I find deals for flights from Reagan-National to Singapore that include hotel bookings?
Yes. In addition to deals on Reagan-National to Singapore flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Reagan-National to Singapore?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Singapore.
Can I find deals for business class flights from Reagan-National to Singapore?
Yes. Cheapflights offers flight deals from Reagan-National to Singapore 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 Singapore?
Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Singapore (average of $1,011). Flying from Washington, D.C. Reagan-National Airport 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Reagan-National to Singapore

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Dulles Intl to Taiwan Taoyuan Intl flights

Dulles Intl to Hyderabad flights

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Baltimore to Hyderabad flights

Baltimore to Incheon Intl flights

Dulles Intl to Hongqiao Intl flights

Dulles Intl to Manila flights

Dulles Intl to Ho Chi Minh City flights

Dulles Intl to Bangalore flights

Dulles Intl to Capital flights

Baltimore to Bangalore flights

Reagan-National to Taiwan Taoyuan Intl flights

Dulles Intl to Gimpo Intl flights

Dulles Intl to Mumbai flights

Baltimore to Taiwan Taoyuan Intl flights

Reagan-National to Hongqiao Intl flights

Reagan-National to Bangalore flights

Dulles Intl to New Delhi flights

Reagan-National to New Delhi flights

Dulles Intl to Islamabad flights

Dulles Intl to Denpasar flights

Dulles Intl to Pu Dong flights

Baltimore to Manila flights

Dulles Intl to Lahore flights

Reagan-National to Manila flights

Reagan-National to Capital flights

Dulles Intl to Sung Shan flights

Baltimore to Capital flights

Baltimore to Hongqiao Intl flights

Baltimore to New Delhi flights

Reagan-National to Gimpo Intl flights

Reagan-National to Denpasar flights

Dulles Intl to Chennai flights

Baltimore to Pu Dong flights

Baltimore to Denpasar flights

Baltimore to Mumbai flights

Reagan-National to Mumbai flights

Reagan-National to Pu Dong flights

Dulles Intl to Kathmandu flights

Top airline flying from Reagan-National to Singapore

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$1,040	Average$1,200	FlexibilityNo cancel fee	On-time69%

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$536+ Cheap flights from Reagan-National (DCA) to Singapore

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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Reagan-National to Singapore

Keep the following information in mind while searching for Reagan-National to Singapore flight deals. Data was last updated April 16, 2025.

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Most trusted provider

Round-trip from

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Popular in

Cheapest in

Average price

Find flight deals from Reagan-National to Singapore

Cheapest flights from Reagan-National to SingaporeExplore the most affordable flight options available from Reagan-National to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 16, 2025.

Explore the most affordable flight options available from Reagan-National to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 16, 2025.

Cheapflights Fare Finder

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

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

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

Cheapflights Insights

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

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

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

Find hourly flight availability from Reagan-National to Singapore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 16, 2025.

Rainfall in Singapore by month

Plan your trip to Singapore by taking into account the average rainfall totals by month.

Temperature in Singapore by month

Plan your trip to Singapore by taking into account the average temperature totals by month.

Reviews of airlines servicing Singapore

See what other customers who have flown with EVA Air, Korean Air and Japan Airlines from Washington, D.C. to Singapore have to say. 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.

Related info for your journey

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

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

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

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

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

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 Reagan-National to Singapore

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

Top airline flying from Reagan-National to Singapore

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Cheapest flights from Reagan-National to Singapore
Explore the most affordable flight options available from Reagan-National to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 16, 2025.