What are the cheapest airlines flying from Washington, D.C. Reagan-National Airport to Singapore round-trip?

Our cheapest airline available from Washington, D.C. Reagan-National Airport to Singapore is Korean Air. Our recent data shows that you can find tickets from as low as $1,093 on this airline. Additional options worth looking into are Air Canada and Singapore Airlines, starting at $1,113 and $1,201 round-trip. Korean Air is currently priced 18% below the average price you’ll pay for this route.

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

$536 is the cheapest one-way deal found within the past few days, from Korean Air. You may also be able to find cheap deals on Air Canada and Japan Airlines, with prices starting from $628 and $695, respectively.

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 day to fly from Washington, D.C. Reagan-National Airport to Singapore?

Travelers seeking maximum savings on their Washington, D.C. Reagan-National Airport to Singapore flight should consider departing on Monday mornings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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

Users have found that leaving on a Sunday can be a cost-effective option. It’s possible to save up to 27% on your flight compared to booking on days when demand is much higher.

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

Travelers have found it’s best to book a flight 61 days in advance to save up to 16% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 61 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Washington, D.C. Reagan-National Airport to Singapore 1-2 weeks in advance for as low as $957, or $957 for flights within the next 24 hours.

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

October can be a great time to fly to Singapore from Washington, D.C. Reagan-National Airport with a flight ticket averaging about $1,231. Cheapflights users have found deals in the month of October for as cheap as $653. The most expensive prices can be found in the month of December.

What airport do you fly into for flights to Singapore from Washington, D.C. Reagan-National?

Singapore Changi (SIN) is the airport you will fly into if you book a flight from Washington, D.C. Reagan-National to Singapore. You should not have trouble finding flights to Changi from Washington, D.C. Reagan-National; the airport handles an average of 0 inbound flights from Washington, D.C. Reagan-National per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Singapore airport from Washington, D.C. Reagan-National. It is only a 10.5 mi journey from Changi (SIN) to Singapore’s city center.

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.

$536+ Flights from Washington, D.C. Reagan-National Airport to Singapore

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

Find cheap flights from Reagan-National to Singapore 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 Reagan-National to Singapore

Round-trip from	$1,093 (FlightHub)
One-way from	$536 (Gurufare)
Popular in	December
Cheapest in	January
Average price	$1,518

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

Search Deals

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

Search Deals

Highest demand for flights based on searches. 5% potential increase in price ($82 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease ($69 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in June 2025

Search Deals

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 June 12, 2025.

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

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

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 9/1811:30 amDCA - SIN

2 stops36h 15mCathay Pacific

Sun 9/281:50 amSIN - DCA

2 stops33h 17mCathay Pacific

Deal found 6/10

$1,244

Thu 9/189:59 amDCA - SIN

2 stops26h 21mAmerican Airlines

Sun 9/281:55 amSIN - DCA

2 stops26h 27mAmerican Airlines

Deal found 6/10

$1,248

Sat 8/97:25 amDCA - SIN

2 stops29h 20mANA

Sun 8/2410:10 pmSIN - DCA

2 stops34h 53mANA

Deal found 6/12

$1,277

Thu 7/3110:08 pmDCA - SIN

2 stops31h 22mJapan Airlines

Mon 9/158:05 amSIN - DCA

2 stops24h 10mJapan Airlines

Deal found 6/11

$1,293

Tue 7/158:40 pmDCA - SIN

2 stops34h 25mMultiple Airlines

Tue 7/229:10 amSIN - DCA

3 stops35h 47mMultiple Airlines

Deal found 6/10

$1,361

Sat 8/97:00 pmDCA - SIN

2 stops35h 25mFinnair

Sun 8/179:35 pmSIN - DCA

2 stops37h 43mFinnair

Deal found 6/10

$1,362

Wed 6/116:10 amDCA - SIN

2 stops29h 30mDelta

Tue 6/171:10 amSIN - DCA

2 stops32h 50mDelta

Deal found 6/10

$1,382

Tue 7/14:40 pmDCA - SIN

2 stops40h 20mQatar Airways

Fri 7/1110:30 amSIN - DCA

2 stops45h 33mQatar Airways

Deal found 6/11

$1,483

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 June 12, 2025.

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

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

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

Tue 8/267:31 pmDCA - SIN

2 stops28h 54mCathay Pacific

Sun 8/318:05 pmSIN - DCA

2 stops40h 46mCathay Pacific

Deal found 6/11

$1,262

Thu 7/3110:08 pmDCA - SIN

2 stops31h 22mJapan Airlines

Mon 9/158:05 amSIN - DCA

2 stops24h 10mJapan Airlines

Deal found 6/11

$1,293

Tue 7/158:40 pmDCA - SIN

2 stops34h 25mMultiple Airlines

Tue 7/229:10 amSIN - DCA

3 stops35h 47mMultiple Airlines

Deal found 6/10

$1,361

Sat 8/97:00 pmDCA - SIN

2 stops35h 25mFinnair

Sun 8/179:35 pmSIN - DCA

2 stops37h 43mFinnair

Deal found 6/10

$1,362

Wed 7/1610:24 amDCA - SIN

2 stops25h 56mAmerican Airlines

Mon 7/211:55 amSIN - DCA

2 stops26h 26mAmerican Airlines

Deal found 6/10

$1,401

Tue 7/14:40 pmDCA - SIN

2 stops40h 20mQatar Airways

Fri 7/1110:30 amSIN - DCA

2 stops45h 33mQatar Airways

Deal found 6/11

$1,483

Sat 8/25:02 pmDCA - SIN

2 stops32h 48mEVA Air

Sun 8/171:10 pmSIN - DCA

2 stops40h 48mEVA Air

Deal found 6/11

$1,611

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

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 6/181:45 pmDCA - SIN

2 stops38h 00mQatar Airways

Tue 7/13:10 amSIN - DCA

2 stops28h 48mQatar Airways

Deal found 6/11

$1,530

Wed 6/186:59 amDCA - SIN

2 stops29h 46mAir Canada

Sun 6/299:10 amSIN - DCA

2 stops25h 17mAir Canada

Deal found 6/12

$5,186

Wed 6/189:59 amDCA - SIN

2 stops38h 01mEVA Air

Sun 6/291:10 pmSIN - DCA

2 stops40h 48mEVA Air

Deal found 6/11

$6,147

Wed 6/186:59 amDCA - SIN

2 stops34h 26mMultiple Airlines

Sun 6/2911:10 pmSIN - DCA

2 stops32h 32mMultiple Airlines

Deal found 6/11

$6,191

Wed 6/189:59 amDCA - SIN

1 stop33h 51mSingapore Airlines

Sun 6/298:45 pmSIN - DCA

1 stop36h 57mSingapore Airlines

Deal found 6/11

$15,248

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

Sun 6/229:29 amDCA - SIN

2 stops44h 01mJapan Airlines

Mon 7/71:55 amSIN - DCA

2 stops33h 16mJapan Airlines

Deal found 6/10

$6,447

Mon 6/306:59 pmDCA - SIN

2 stops35h 26mFinnair

Fri 7/259:35 pmSIN - DCA

2 stops37h 36mFinnair

Deal found 6/11

$1,862

Tue 7/14:40 pmDCA - SIN

2 stops40h 20mQatar Airways

Fri 7/1110:30 amSIN - DCA

2 stops45h 33mQatar Airways

Deal found 6/11

$1,483

Sun 7/63:30 pmDCA - SIN

2 stops26h 45mLufthansa

Tue 7/228:45 amSIN - DCA

1 stop24h 42mLufthansa

Deal found 6/11

$1,776

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

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 June 12, 2025.

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 7/810:08 pmDCA - SIN

2 stops31h 22mJapan Airlines

Deal found 6/9

$695

Wed 7/96:05 amDCA - SIN

2 stops34h 55mDelta

Deal found 6/9

$705

Tue 7/155:59 pmDCA - SIN

1 stop36h 26mUnited Airlines

Deal found 6/11

$717

Wed 6/254:40 pmDCA - SIN

2 stops35h 05mQatar Airways

Deal found 6/11

$794

Sun 8/39:59 amDCA - SIN

1 stop31h 16mSingapore Airlines

Deal found 6/10

$963

Tue 8/125:30 pmDCA - SIN

2 stops41h 50mPhilippine Airlines

Deal found 6/10

$3,066

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

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

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

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

Washington, D.C.Singapore

DCA - SIN

DCASIN

Washington, D.C. Reagan-National

Mon 9/1

7:00 am-6:25 pm

1 stop23h 25m

Singapore Changi

Wed 9/10

8:45 am-9:37 pm

1 stop24h 52m

$1,225

Washington, D.C.Singapore

DCA - SIN

DCASIN

Washington, D.C. Reagan-National

Thu 9/18

11:30 am-11:45 am

2 stops36h 15m

Singapore Changi

Sun 9/28

1:50 am-11:07 pm

2 stops33h 17m

$1,244

Washington, D.C.Singapore

DCA - SIN

DCASIN

Washington, D.C. Reagan-National

Thu 9/18

9:59 am-12:20 am

2 stops26h 21m

Singapore Changi

Sun 9/28

1:55 am-4:22 pm

2 stops26h 27m

$1,248

Washington, D.C.Singapore

DCA - SIN

DCASIN

Washington, D.C. Reagan-National

Sat 8/9

7:25 am-12:45 am

2 stops29h 20m

Singapore Changi

Sun 8/24

10:10 pm-9:03 pm

2 stops34h 53m

$1,277

Washington, D.C.Singapore

DCA - SIN

DCASIN

Washington, D.C. Reagan-National

Thu 7/31

10:08 pm-5:30 pm

2 stops31h 22m

Singapore Changi

Mon 9/15

8:05 am-8:15 pm

2 stops24h 10m

$1,293

Washington, D.C.Singapore

DCA - SIN

DCASIN

Washington, D.C. Reagan-National

Tue 7/15

8:40 pm-7:05 pm

2 stops34h 25m

Singapore Changi

Tue 7/22

9:10 am-8:57 am

3 stops35h 47m

$1,361

Washington, D.C.Singapore

DCA - SIN

DCASIN

Washington, D.C. Reagan-National

Sat 8/9

7:00 pm-6:25 pm

2 stops35h 25m

Singapore Changi

Sun 8/17

9:35 pm-11:18 pm

2 stops37h 43m

$1,362

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 22 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 time of day to fly from DCA to SIN?

Unlike in the morning, when flights are generally more expensive, you can save up to 26% on flights from Washington, D.C. Reagan-National Airport to Singapore by exploring options for tickets in the afternoon.

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

Read through reviews of airlines operating flights from Washington, D.C. to Singapore, such as 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.

EVA Air

8.4

Very good

1,202 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

1,202 reviews

EVA Air

8.4

Very good

1,202 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

Korean Air

8.4

Very good

1,088 reviews

EVA Air

8.4

Very good

1,202 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

1,490 reviews

EVA Air

8.4

Very good

1,202 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

ANA

8.3

Very good

882 reviews

EVA Air

8.4

Very good

1,202 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

1,302 reviews

EVA Air

8.4

Very good

1,202 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 airport do you fly into for flights to Singapore from Washington, D.C. Reagan-National?
Singapore Changi (SIN) is the airport you will fly into if you book a flight from Washington, D.C. Reagan-National to Singapore. You should not have trouble finding flights to Changi from Washington, D.C. Reagan-National; the airport handles an average of 0 inbound flights from Washington, D.C. Reagan-National per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Singapore airport from Washington, D.C. Reagan-National. It is only a 10.5 mi journey from Changi (SIN) to Singapore’s city center.
What are the cheapest airlines flying from Washington, D.C. Reagan-National Airport to Singapore round-trip?
Our cheapest airline available from Washington, D.C. Reagan-National Airport to Singapore is Korean Air. Our recent data shows that you can find tickets from as low as $1,093 on this airline. Additional options worth looking into are Air Canada and Singapore Airlines, starting at $1,113 and $1,201 round-trip. Korean Air is currently priced 18% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to Singapore one-way?
$536 is the cheapest one-way deal found within the past few days, from Korean Air. You may also be able to find cheap deals on Air Canada and Japan Airlines, with prices starting from $628 and $695, 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

Dulles Intl to Singapore flights

Baltimore to Singapore flights

Other flights from Reagan-National

Reagan-National to Boston flights

Reagan-National to Orlando flights

Reagan-National to LaGuardia flights

Reagan-National to West Palm Beach flights

Reagan-National to Nashville flights

Reagan-National to John F Kennedy Intl flights

Other flights to Singapore

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.

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

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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Reagan-National to Singapore with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Reagan-National to Singapore

Round-trip from

One-way from

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 June 12, 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 June 12, 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 time of day to fly from DCA to SIN?

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 June 12, 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

Read through reviews of airlines operating flights from Washington, D.C. to Singapore, such as 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.

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 airport do you fly into for flights to Singapore from Washington, D.C. Reagan-National?

What are the cheapest airlines flying from Washington, D.C. Reagan-National Airport to Singapore round-trip?

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.

100% Free

Book with Flexibility

Travel Smart

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 June 12, 2025.