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Cheap flights from District of Columbia to Singapore from $455

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to Singapore departing on 2/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from District of Columbia to Singapore

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
3:35 pm - 7:30 amIAD-SIN
27h 55m2 stops
Multiple Airlines Logo
10:30 am - 9:45 amSIN-IAD
35h 15m2 stops
$1,149Multiple Airlines
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Wed, Mar 25 - Wed, Apr 1
Multiple Airlines Logo
2:35 pm - 12:25 pmIAD-SIN
32h 50m3 stops
Multiple Airlines Logo
6:50 pm - 3:55 pmSIN-IAD
34h 05m2 stops
$1,150Multiple Airlines
Find Deal
Sat, Jan 10 - Tue, Jan 20
Qatar Airways Logo
10:40 am - 4:40 pmIAD-SIN
41h 00m2 stops
Qatar Airways Logo
3:15 am - 3:55 pmSIN-IAD
25h 40m1 stop
$1,151Qatar Airways
Find Deal
Sun, Jan 11 - Wed, Jan 28
Etihad Airways Logo
2:35 pm - 9:35 amIAD-SIN
30h 00m1 stop
Etihad Airways Logo
7:25 pm - 9:05 amSIN-IAD
26h 40m1 stop
$1,152Etihad Airways
Find Deal
Tue, Jan 6 - Fri, Jan 16
Multiple Airlines Logo
9:15 pm - 10:15 amIAD-SIN
48h 00m2 stops
Multiple Airlines Logo
7:40 pm - 3:55 pmSIN-IAD
33h 15m2 stops
$1,156Multiple Airlines
Find Deal
Sat, Jan 10 - Wed, Jan 21
Cathay Pacific Logo
6:59 am - 5:30 amDCA-SIN
34h 31m2 stops
Cathay Pacific Logo
1:50 am - 10:15 pmSIN-DCA
32h 25m2 stops
$1,159Cathay Pacific
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Mon, Apr 20 - Thu, Apr 23
Singapore Airlines Logo
9:59 am - 7:55 amDCA-SIN
32h 56m1 stop
Singapore Airlines Logo
9:00 am - 9:59 pmSIN-DCA
25h 59m1 stop
$1,160Singapore Airlines
Find Deal
Sat, Feb 21 - Sat, Mar 7
Multiple Airlines Logo
8:05 pm - 8:45 amIAD-SIN
23h 40m1 stop
Multiple Airlines Logo
3:15 am - 3:55 pmSIN-IAD
25h 40m1 stop
$1,160Multiple Airlines
Find Deal
Thu, Jan 15 - Wed, Jan 28
Cathay Pacific Logo
5:26 pm - 3:45 pmIAD-SIN
33h 19m2 stops
Cathay Pacific Logo
1:25 am - 4:31 pmSIN-IAD
52h 06m2 stops
$1,167Cathay Pacific
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Mon, Jan 19 - Thu, Jan 29
Singapore Airlines Logo
9:59 am - 5:30 amDCA-SIN
30h 31m1 stop
Singapore Airlines Logo
8:45 pm - 8:00 pmSIN-DCA
36h 15m1 stop
$1,183Singapore Airlines
Find Deal
Fri, Feb 20 - Fri, Mar 6

IndiGo flights from District of Columbia to Singapore

Our best IndiGo deals on District of Columbia to Singapore flight tickets
IndiGo
Mar 29
IAD9:40 pmWashington, D.C. Dulles Intl
31h 40m
2 stops
SIN5:20 pmSingapore Changi
Apr 19
SIN7:45 pmSingapore Changi
36h 00m
2 stops
IAD7:45 pmWashington, D.C. Dulles Intl
$1,168
Find similar
IndiGo
Jan 9
IAD9:15 pmWashington, D.C. Dulles Intl
48h 00m
2 stops
SIN10:15 amSingapore Changi
Feb 16
SIN11:15 amSingapore Changi
45h 05m
2 stops
IAD7:20 pmWashington, D.C. Dulles Intl
$1,182
Find similar

Cathay Pacific flights from District of Columbia to Singapore

Our best Cathay Pacific deals on District of Columbia to Singapore flight tickets
Cathay Pacific
Apr 20
DCA6:59 amWashington, D.C. Reagan-National
34h 31m
2 stops
SIN5:30 amSingapore Changi
Apr 23
SIN1:50 amSingapore Changi
32h 25m
2 stops
DCA10:15 pmWashington, D.C. Reagan-National
$1,159
Find similar
Cathay Pacific
Jan 19
IAD5:26 pmWashington, D.C. Dulles Intl
33h 19m
2 stops
SIN3:45 pmSingapore Changi
Jan 29
SIN1:25 amSingapore Changi
52h 06m
2 stops
IAD4:31 pmWashington, D.C. Dulles Intl
$1,167
Find similar
Cathay Pacific
Mar 25
DCA6:58 pmWashington, D.C. Reagan-National
30h 07m
2 stops
SIN1:05 pmSingapore Changi
Apr 1
SIN6:00 pmSingapore Changi
34h 29m
2 stops
DCA4:29 pmWashington, D.C. Reagan-National
$1,184
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from District of Columbia to Singapore that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated November 13, 2025.
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 3/25

3:35 pm-7:30 am

2 stops27h 55m

Singapore Changi

Wed 4/1

10:30 am-9:45 am

2 stops35h 15m

$1,149

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Sat 1/10

2:35 pm-12:25 pm

3 stops32h 50m

Singapore Changi

Tue 1/20

6:50 pm-3:55 pm

2 stops34h 05m

$1,150

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Sun 1/11

10:40 am-4:40 pm

2 stops41h 00m

Singapore Changi

Wed 1/28

3:15 am-3:55 pm

1 stop25h 40m

$1,151

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Tue 1/6

2:35 pm-9:35 am

1 stop30h 00m

Singapore Changi

Fri 1/16

7:25 pm-9:05 am

1 stop26h 40m

$1,152

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Sat 1/10

9:15 pm-10:15 am

2 stops48h 00m

Singapore Changi

Wed 1/21

7:40 pm-3:55 pm

2 stops33h 15m

$1,156

Washington, D.C.Singapore

DCA - SIN

DCASIN

Washington, D.C. Reagan-National

Mon 4/20

6:59 am-5:30 am

2 stops34h 31m

Singapore Changi

Thu 4/23

1:50 am-10:15 pm

2 stops32h 25m

$1,159

Washington, D.C.Singapore

DCA - SIN

DCASIN

Washington, D.C. Reagan-National

Sat 2/21

9:59 am-7:55 am

1 stop32h 56m

Singapore Changi

Sat 3/7

9:00 am-9:59 pm

1 stop25h 59m

$1,160

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Thu 1/15

8:05 pm-8:45 am

1 stop23h 40m

Singapore Changi

Wed 1/28

3:15 am-3:55 pm

1 stop25h 40m

$1,160

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Mon 1/19

5:26 pm-3:45 pm

2 stops33h 19m

Singapore Changi

Thu 1/29

1:25 am-4:31 pm

2 stops52h 06m

$1,167

Washington, D.C.Singapore

DCA - SIN

DCASIN

Washington, D.C. Reagan-National

Fri 2/20

9:59 am-5:30 am

1 stop30h 31m

Singapore Changi

Fri 3/6

8:45 pm-8:00 pm

1 stop36h 15m

$1,183

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from District of Columbia to Singapore

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Singapore?

The month of August is, on average, the cheapest month to fly to Singapore from District of Columbia, with most prices found around $732. If you aren’t able to travel to Singapore during the month of August, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $945.

What is the cheapest day to depart on your flight to Singapore?

The cheapest day to depart from District of Columbia to Singapore is on a Friday when prices can be found for as low as $1,136. The most expensive day to fly to Singapore is Saturday, with ticket prices averaging around $1,496.

What is the cheapest time of day to depart on your flight to Singapore?

At noon is the cheapest time of day to fly from District of Columbia to Singapore when you can find flight prices for as low as $1,135. Flying to Singapore at noon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,510 on average. Flights to Singapore from District of Columbia in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Singapore?

You are more likely to see cheaper flights to Singapore from District of Columbia when booking weeks ahead of your departure date. In general, you can expect to find flights to Singapore for around $1,209 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Singapore from District of Columbia for as low as $1,084 on momondo.

Cheap District of Columbia to Singapore flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to Singapore

Direct flights

None
There are no direct flights from District of Columbia to Singapore. There are no popular flight routes from District of Columbia to Singapore.
Search flight deals

  • When did momondo last update prices for flights from District of Columbia to Singapore?

    Prices for flights from District of Columbia to Singapore are refreshed on a daily basis.

  • How many operators does momondo search for flights from District of Columbia to Singapore?

  • How old do you have to be to fly from District of Columbia to Singapore?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from District of Columbia to Singapore.

  • What documentation or ID do you need to fly to Singapore?

    The required travel and health documents for your Singapore trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Singapore. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from District of Columbia to Singapore

Compare and see reviews for airlines that fly from District of Columbia to Singapore with momondo
Airline
Rating
Free Cancellation
Price
Air IndiaPriceFrom $807Free CancellationRating
5.5
2,940 reviews
Search Air India flights
Etihad AirwaysPriceFrom $833Free CancellationRating
7.4
1,293 reviews
Search Etihad Airways flights
Turkish AirlinesPriceFrom $839Free CancellationRating
7.3
4,043 reviews
Search Turkish Airlines flights
Korean AirPriceFrom $944Free CancellationRating
8.4
1,163 reviews
Search Korean Air flights
Qatar AirwaysPriceFrom $996Free CancellationRating
7.4
3,661 reviews
Search Qatar Airways flights
JetBluePriceFrom $1,043Free CancellationRating
7.2
2,907 reviews
Search JetBlue flights
United AirlinesPriceFrom $1,191Free CancellationRating
7.4
9,017 reviews
Search United Airlines flights
American AirlinesPriceFrom $1,196Free CancellationRating
7.2
11,050 reviews
Search American Airlines flights
ANAPriceFrom $1,499Free CancellationRating
8.4
1,004 reviews
Search ANA flights

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to Singapore?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from District of Columbia to Singapore for you.

Can I find flights from District of Columbia to Singapore with flexible booking policies on momondo?

momondo does allow users to show only those flights to Singapore from District of Columbia which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from District of Columbia to Singapore?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from District of Columbia to Singapore.

I’m not ready to book a flight from District of Columbia to Singapore right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Singapore, momondo offers a useful price alert feature which will track prices for flights to Singapore from District of Columbia and alert you when they change.

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