Cheap flights from Washington, D.C. to Singapore from $548
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Singapore departing on 9/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Round-trip
1 adult
Economy
0 bags
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Tue 5/21
Tue 5/28
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Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Washington, D.C. to Singapore by changing tabs
Korean Air![Korean Air]()
Sep 5![Korean Air]()
Sep 11
DCA6:05 amWashington, D.C. Reagan-National
34h 55m
2 stops
SIN5:00 amSingapore Changi
SIN1:10 amSingapore Changi
34h 07m
2 stops
DCA11:17 pmWashington, D.C. Reagan-National
Delta![Delta]()
Nov 3![Delta]()
Nov 10
DCA8:00 amWashington, D.C. Reagan-National
32h 00m
2 stops
SIN5:00 amSingapore Changi
SIN1:30 amSingapore Changi
26h 09m
2 stops
DCA2:39 pmWashington, D.C. Reagan-National
Cathay Pacific![Cathay Pacific]()
Sep 25![Cathay Pacific]()
Oct 8
DCA7:45 pmWashington, D.C. Reagan-National
28h 40m
2 stops
SIN12:25 pmSingapore Changi
SIN1:45 amSingapore Changi
27h 21m
2 stops
DCA5:06 pmWashington, D.C. Reagan-National
Japan Airlines![Japan Airlines]()
Sep 24![Japan Airlines]()
Oct 7
DCA9:59 amWashington, D.C. Reagan-National
32h 16m
2 stops
SIN6:15 amSingapore Changi
SIN1:50 amSingapore Changi
24h 34m
2 stops
DCA2:24 pmWashington, D.C. Reagan-National
American Airlines![American Airlines]()
Sep 9![American Airlines]()
Sep 17
DCA7:00 amWashington, D.C. Reagan-National
29h 20m
2 stops
SIN12:20 amSingapore Changi
SIN1:50 amSingapore Changi
24h 34m
2 stops
DCA2:24 pmWashington, D.C. Reagan-National
Find the cheapest one-way flights from Washington, D.C. to Singapore
If you're looking for one-way flights from Washington, D.C. to Singapore, view some of our deals below provided by Cathay Pacific, Korean Air and Qatar Airways
Cathay Pacific![Cathay Pacific]()
Sep 25
DCA7:45 pmWashington, D.C. Reagan-National
28h 10m
2 stops
SIN11:55 amSingapore Changi
Multiple Airlines![Multiple Airlines]()
Jul 28
IAD10:55 amWashington, D.C. Dulles Intl
32h 55m
2 stops
SIN7:50 amSingapore Changi
Search last-minute flights to Singapore from Washington, D.C.
Find and compare round-trip flight prices for your last-minute flight from Washington, D.C. to Singapore
Turkish Airlines![Turkish Airlines]()
May 21![Turkish Airlines]()
May 29
IAD4:40 pmWashington, D.C. Dulles Intl
37h 15m
1 stop
SIN5:55 pmSingapore Changi
SIN11:25 pmSingapore Changi
27h 20m
1 stop
IAD2:45 pmWashington, D.C. Dulles Intl
Qatar Airways![Qatar Airways]()
May 22![Qatar Airways]()
Jun 4
IAD10:55 amWashington, D.C. Dulles Intl
21h 50m
1 stop
SIN8:45 pmSingapore Changi
SIN10:30 amSingapore Changi
34h 15m
1 stop
IAD8:45 amWashington, D.C. Dulles Intl
Air India![Air India]()
May 22![Air India]()
Jun 4
IAD11:15 amWashington, D.C. Dulles Intl
33h 00m
2 stops
SIN8:15 amSingapore Changi
SIN8:35 amSingapore Changi
34h 40m
1 stop
IAD7:15 amWashington, D.C. Dulles Intl
Multiple Airlines![Multiple Airlines]()
May 21![Multiple Airlines]()
May 29
IAD11:15 amWashington, D.C. Dulles Intl
22h 30m
1 stop
SIN9:45 pmSingapore Changi
SIN3:10 pmSingapore Changi
36h 35m
2 stops
IAD3:45 pmWashington, D.C. Dulles Intl
American Airlines![American Airlines]()
May 25![American Airlines]()
Jun 4
IAD10:55 amWashington, D.C. Dulles Intl
40h 50m
1 stop
SIN3:45 pmSingapore Changi
SIN2:15 amSingapore Changi
25h 55m
1 stop
IAD4:10 pmWashington, D.C. Dulles Intl
Korean Air flights from Washington, D.C. to Singapore
Our best Korean Air deals on Washington, D.C. to Singapore flight tickets
Korean Air![Korean Air]()
Sep 5![Korean Air]()
Sep 11
DCA6:05 amWashington, D.C. Reagan-National
34h 55m
2 stops
SIN5:00 amSingapore Changi
SIN1:10 amSingapore Changi
34h 07m
2 stops
DCA11:17 pmWashington, D.C. Reagan-National
Korean Air![Korean Air]()
Sep 16![Korean Air]()
Sep 24
DCA6:00 amWashington, D.C. Reagan-National
35h 00m
2 stops
SIN5:00 amSingapore Changi
SIN1:10 amSingapore Changi
32h 05m
2 stops
DCA9:15 pmWashington, D.C. Reagan-National
Delta flights from Washington, D.C. to Singapore
Our best Delta deals on Washington, D.C. to Singapore flight tickets
Delta![Delta]()
Nov 3![Delta]()
Nov 10
DCA8:00 amWashington, D.C. Reagan-National
32h 00m
2 stops
SIN5:00 amSingapore Changi
SIN1:30 amSingapore Changi
26h 09m
2 stops
DCA2:39 pmWashington, D.C. Reagan-National
Delta![Delta]()
Aug 31![Delta]()
Sep 14
DCA9:00 amWashington, D.C. Reagan-National
32h 00m
2 stops
SIN5:00 amSingapore Changi
SIN10:30 pmSingapore Changi
28h 09m
2 stops
DCA2:39 pmWashington, D.C. Reagan-National
How to get the cheapest flight ticket from Washington, D.C. 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 from Washington, D.C. to Singapore?
April. The cheapest time of year to fly to Singapore from Washington, D.C. is April. Most expensive is December
What is the cheapest day to depart Washington, D.C. for Singapore?
Wednesday. The cheapest day of the week is typically Wednesday. The most expensive is typically Saturday
When is the cheapest time to fly from Washington, D.C. to Singapore?
In the evening. Washington, D.C. to Singapore flights are approximately 28% more expensive in the afternoon than in the evening
What is the cheapest airline that flies to Singapore from Washington, D.C.?
Turkish Airlines. American Airlines, Etihad Airways, and JetBlue are the most popular carriers operating from Washington, D.C. to Singapore
What is the cheapest Washington, D.C. to Singapore flight route?
Washington, D.C. Dulles Intl - Singapore Changi. Fly from Washington, D.C. Dulles Intl to Singapore Changi for the best Washington, D.C. - Singapore flight prices
How far in advance should you book Washington, D.C. to Singapore flights?
52 days before. The cheapest time to buy a flight from Washington, D.C. to Singapore is approximately 52 days to departure
Cheap Washington, D.C. to Singapore (WAS to SIN) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Singapore
Best Price Found | $548 |
|---|---|
Fastest flight time | 21h 50m |
Direct flights | None |
Airports in Singapore | 1 airport |
How far is Washington, D.C. to Singapore Changi by plane?
The straight-line distance from Washington, D.C. to Singapore Changi is 9651.2 mi. A reasonable flight in good conditions will take 21h 50m.
When did momondo last update prices for flights from Washington, D.C. to Singapore Changi Airport?
Prices for flights from Washington, D.C. to Singapore Changi Airport were last updated today.
How many operators does momondo search for flights from Washington, D.C. to Singapore Changi Airport?
As of May 2024, there are 13 operators available to choose from for flights from Washington, D.C. to Singapore Changi Airport.
How old do you have to be to fly from Washington, D.C. to Singapore Changi Airport?
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 Washington, D.C. to Singapore Changi Airport.
What documentation or ID do you need to fly to Singapore Changi Airport?
The travel and health documents you'll need for your trip to Singapore Changi Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Singapore Changi Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Washington, D.C. to Singapore
Compare and see reviews for airlines that fly from Washington, D.C. to Singapore with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $884 | Free Cancellation | Rating 7.3 1,361 reviews | |||
| PriceFrom $955 | Free Cancellation | Rating 7.4 3,707 reviews | |||
| PriceFrom $995 | Free Cancellation | Rating 8.0 10,673 reviews | |||
| PriceFrom $1,028 | Free Cancellation | Rating 7.6 4,472 reviews | |||
| PriceFrom $1,045 | Free Cancellation | Rating 7.7 4,387 reviews | |||
| PriceFrom $1,050 | Free Cancellation | Rating 7.3 14,514 reviews | |||
| PriceFrom $1,107 | Free Cancellation | Rating 8.5 1,171 reviews | |||
| PriceFrom $1,194 | Free Cancellation | Rating 8.2 1,447 reviews | |||
| PriceFrom $1,331 | Free Cancellation | Rating 7.0 7,659 reviews | |||
| PriceFrom $1,641 | Free Cancellation | Rating 8.1 3,955 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Washington, D.C. to Singapore?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Singapore. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Washington, D.C. to Singapore with flexible booking policies on momondo?
All flight searches from Washington, D.C. to Singapore on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Washington, D.C. to Singapore?
Once you have performed a search for Washington, D.C. to Singapore flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Washington, D.C. to Singapore right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Washington, D.C. to Singapore flights. All you need is a valid email address and we will do the rest; it is that quick and easy.
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