In terms of precipitation, rainfall in Washington, D.C. Reagan-National Airport ranges from 66.0 - 102.0 inches per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. Reagan-National Airport when rainfall is around 66.0 mm.

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 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Singapore to Washington, D.C. Reagan-National Airport as you normally would.

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 holiday 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.

S$ 822+ Cheap Flights from Singapore to Washington, D.C. Reagan-National Airport

Cheap flight deals from Singapore to Reagan-National

Enter your travel dates to find the best prices.

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Best

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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 25 September 2026.

Sun 18-1021:50 -

2 stops30h 37m

Sun 25-1006:59 -

2 stops35h 41m

Deal found 20-9S$ 1,433

Thu 22-1021:50 -

2 stops32h 13m

Thu 29-1008:41 -

2 stops28h 09m

Deal found 24-9S$ 1,437

Mon 5-1001:55 -

2 stops26h 32m

Fri 9-1006:59 -

2 stops29h 21m

Deal found 22-9S$ 1,450

Thu 8-1001:55 -

2 stops31h 50m

Sat 24-1006:59 -

2 stops29h 51m

Deal found 20-9S$ 1,453

Sat 7-1122:25 -

2 stops33h 58m

Sat 14-1106:00 -

2 stops35h 40m

Deal found 23-9S$ 1,474

Tue 3-1102:20 -

2 stops26h 40m

Wed 11-1107:50 -

2 stops28h 00m

Deal found 22-9S$ 1,492

Mon 7-1208:15 -

2 stops26h 11m

Fri 11-1205:00 -

2 stops30h 50m

Deal found 21-9S$ 1,570

Fri 6-1108:15 -

2 stops26h 44m

Sat 14-1110:11 -

2 stops49h 39m

Deal found 20-9S$ 1,577

Sun 18-1020:35 -

2 stops26h 09m

Sun 25-1017:49 -

1 stop38h 26m

Deal found 20-9S$ 1,618

Tue 3-1101:40 -

3 stops33h 10m

Wed 11-1112:55 -

2 stops29h 05m

Deal found 20-9S$ 1,651

Fri 6-1122:20 -

2 stops25h 09m

Sat 14-1107:45 -

1 stop35h 15m

Deal found 20-9S$ 1,670

Find flight deals from Singapore to Reagan-National

Round-trip from	S$ 1,433
One-way from	S$ 822
Popular in	July
Cheapest in	February
Average price	S$ 2,062

Japan Airlines
18-10-25-10
4 total stops
66h 18m total
Singapore to Washington, D.C.

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2-11-31-12
2 total stops
26h 44m total
Singapore to Washington, D.C.

Search Deals

Highest demand for flights based on searches. 14% potential increase in price (S$ 401 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease (S$ 150 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

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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.

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Fly to

Route

Depart

Return

Price

Cheapest return flight

SingaporeWashington, D.C.

SIN Singapore Changi - DCA Washington, D.C. Reagan-National

SINDCA

Singapore Changi

Tue 17-11

08:15-21:59

2 stops26h 44m

Washington, D.C. Reagan-National

Wed 31-12

00:00-12:30

Nonstop0h 00m

S$ 837

SingaporeWashington, D.C.

SIN Singapore Changi - DCA Washington, D.C. Reagan-National

SINDCA

Singapore Changi

Thu 1-10

20:00-23:10

2 stops39h 10m

Washington, D.C. Reagan-National

Wed 31-12

00:00-12:30

Nonstop0h 00m

S$ 865

SingaporeWashington, D.C.

SIN Singapore Changi - DCA Washington, D.C. Reagan-National

SINDCA

Singapore Changi

Sun 20-12

14:25-16:06

2 stops38h 41m

Washington, D.C. Reagan-National

Wed 31-12

00:00-12:30

Nonstop0h 00m

S$ 1,044

SingaporeWashington, D.C.

SIN Singapore Changi - DCA Washington, D.C. Reagan-National

SINDCA

Singapore Changi

Mon 30-11

13:15-08:58

2 stops32h 43m

Washington, D.C. Reagan-National

Wed 31-12

00:00-12:30

Nonstop0h 00m

S$ 1,157

SingaporeWashington, D.C.

SIN Singapore Changi - DCA Washington, D.C. Reagan-National

SINDCA

Singapore Changi

Tue 1-12

02:20-21:59

2 stops32h 39m

Washington, D.C. Reagan-National

Wed 31-12

00:00-12:30

Nonstop0h 00m

S$ 1,273

SingaporeWashington, D.C.

SIN Singapore Changi - DCA Washington, D.C. Reagan-National

SINDCA

Singapore Changi

Fri 30-10

02:20-21:45

2 stops31h 25m

Washington, D.C. Reagan-National

Wed 4-11

06:00-17:25

2 stops46h 25m

S$ 1,433

SingaporeWashington, D.C.

SIN Singapore Changi - DCA Washington, D.C. Reagan-National

SINDCA

Singapore Changi

Thu 5-11

02:20-16:06

2 stops26h 46m

Washington, D.C. Reagan-National

Fri 13-11

05:00-06:40

2 stops36h 40m

S$ 1,433

SingaporeWashington, D.C.

SIN Singapore Changi - DCA Washington, D.C. Reagan-National

SINDCA

Singapore Changi

Thu 22-10

21:50-18:03

2 stops32h 13m

Washington, D.C. Reagan-National

Thu 29-10

08:41-00:50

2 stops28h 09m

S$ 1,437

SingaporeWashington, D.C.

SIN Singapore Changi - DCA Washington, D.C. Reagan-National

SINDCA

Singapore Changi

Sat 28-11

08:40-12:19

2 stops40h 39m

Washington, D.C. Reagan-National

Wed 31-12

00:00-12:30

Nonstop0h 00m

S$ 1,488

SingaporeWashington, D.C.

SIN Singapore Changi - DCA Washington, D.C. Reagan-National

SINDCA

Singapore Changi

Wed 4-11

02:20-13:44

2 stops24h 24m

Washington, D.C. Reagan-National

Thu 12-11

07:59-00:50

2 stops27h 51m

S$ 1,492

Flights are sorted by cheapest return flights first.

Deals found on 22-9

Showing 1-10 of 17 resultsSorted by cheapest first

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.

SIN-DCA

Estimated return 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.

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

SG0-DCA

SIN-DCA

No data available for this route at this time. Please check back soon.

Related info for your journey

How long is the flight from Singapore to Washington, D.C. Reagan-National Airport?
Departing from Singapore to Washington, D.C. Reagan-National Airport will take you 24h 24m. The distance from Singapore to Washington, D.C. Reagan-National Airport is about 15532 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
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 holiday 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.

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Can Cheapflights find flights from Singapore to Reagan-National with no change fees?

Certainly. Search results for flights to Reagan-National from Singapore shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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Cheap flights from Singapore to Washington, D.C. Reagan-National Airport from S$ 822

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2-11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap 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 25 September 2026.

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 25 September 2026.

Best flights from Singapore to Reagan-NationalDiscover carefully curated flight deals from Singapore to Reagan-National that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 September 2026.

Discover carefully curated flight deals from Singapore to Reagan-National that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 September 2026.

Last-minute flights from Singapore to Reagan-NationalDiscover last-minute flight deals from Singapore to Reagan-National. Data last updated 25 September 2026 and is based on user searches.

Discover last-minute flight deals from Singapore to Reagan-National. Data last updated 25 September 2026 and is based on user searches.

One-way flights from Singapore to Reagan-NationalSearch for one-way flight options from Singapore to Reagan-National. Find affordable one-way fares based on user searches. Data last updated 25 September 2026.

Search for one-way flight options from Singapore to Reagan-National. Find affordable one-way fares based on user searches. Data last updated 25 September 2026.

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

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Cheapflights Insights

Related info for your journey

How long is the flight from Singapore to Washington, D.C. Reagan-National Airport?

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?

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.

Complete your trip

Complete your trip to Reagan-National by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to United States

Book a non-stop flight to one of these other cities located in United States.

Search flights from Singapore to Reagan-National by cabin class

Find flights from Singapore to Reagan-National, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Singapore and Reagan-National flights

Browse other Singapore and Reagan-National flight options. Last updated on 25 September 2026.

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How does Cheapflights help users find flights from Singapore to Reagan-National?

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Can Cheapflights notify me if prices for flights from Singapore to Reagan-National become cheaper?

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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 25 September 2026.

Best flights from Singapore to Reagan-National
Discover carefully curated flight deals from Singapore to Reagan-National that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 September 2026.

Last-minute flights from Singapore to Reagan-National
Discover last-minute flight deals from Singapore to Reagan-National. Data last updated 25 September 2026 and is based on user searches.

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 25 September 2026.