Cheap flights from Washington, D.C. Reagan-National Airport to Singapore from $533
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. Reagan-National Airport to Singapore departing on 7/23. 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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How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport 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 day to depart on your flight to Singapore?
The cheapest day to depart from Washington, D.C. Reagan-National Airport to Singapore is on a Wednesday when prices can be found for as low as $1,184. The most expensive day to fly to Singapore is Saturday, with ticket prices averaging around $1,370.
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 Washington, D.C. Reagan-National Airport to Singapore when you can find flight prices for as low as $1,137. 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 $1,511 on average. Flights to Singapore from Washington, D.C. Reagan-National Airport in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.
When to book flights from Washington, D.C. Reagan-National Airport to Singapore
Cheap Washington, D.C. Reagan-National Airport to Singapore (DCA to SIN) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to Singapore
How far is Washington, D.C. Reagan-National to Singapore Changi by plane?
A flight from Washington, D.C. Reagan-National to Singapore Changi will travel around 9654.9 mi. A reasonable flight in good conditions will take 23h 25m.
When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Singapore Changi Airport?
Prices for flights from Washington, D.C. Reagan-National Airport to Singapore Changi Airport were last updated today.
How many operators does momondo search for flights from Washington, D.C. Reagan-National Airport to Singapore Changi Airport?
As of June 2025, there is 1 operator available to choose from for flights from Washington, D.C. Reagan-National Airport to Singapore Changi Airport.
How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Singapore Changi Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to Singapore Changi Airport.
What documentation or ID do you need to fly to Singapore Changi Airport?
The required travel and health documents for your Singapore Changi Airport 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 Changi Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Washington, D.C. Reagan-National Airport to Singapore?
Based on momondo bookings for flights between Washington, D.C. Reagan-National Airport and Singapore, the leading airline is United Airlines, making up 100% of the total bookings.
Best airlines flying from Washington, D.C. Reagan-National Airport to Singapore
Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Singapore with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $1,040 | Free Cancellation | Rating 7.4 8,801 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Washington, D.C. to Singapore?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to Singapore. momondo saves you time and could save you money on your trip.
Can I find flights from Washington, D.C. to Singapore with flexible booking policies on momondo?
Flights from Washington, D.C. to Singapore with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Washington, D.C. to Singapore?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Singapore from Washington, D.C..
I’m not ready to book a flight from Washington, D.C. to Singapore right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Washington, D.C. to Singapore now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Singapore and let you know when they change.