Question 1

What is the cheapest flight from Singapore to Washington, D.C.?

Accepted Answer

In the last 3 days, the lowest price for a flight from Singapore to Washington, D.C. was $414 for a one-way ticket and $1,000 for a round-trip. <a href='/flight-routes/Singapore-Changi-SIN/Washington-WAS'>Visit our flight page for the latest deals!>/a>

Question 2

Do I need a passport to fly between Singapore and Washington, D.C.?

Accepted Answer

Yes, you'll most likely have to show a valid passport before boarding the plane in Singapore and on arrival in Washington, D.C.. <a href='/flight-routes/Singapore-Changi-SIN/Washington-WAS'>Visit our flight page for the latest deals!>/a>

Question 3

What’s the cheapest day of the week to fly from Singapore to Washington, D.C.?

Accepted Answer

If your flying dates are flexible, you should consider flying to Washington, D.C. on a Saturday, as we generally find the cheapest rates on that day for this route. On the other hand, Monday is the most expensive day to fly from Singapore to Washington, D.C.. For your return ticket, we recommend flying on a Friday and avoiding Saturdays for the best deals. Visit our flight page for the latest deals!>/a>

Question 4

Which aircraft models fly most regularly from Singapore to Washington, D.C.?

Accepted Answer

We unfortunately don’t have that data for this specific route.

Question 5

Which airline alliances offer flights from Singapore to Washington, D.C.?

Accepted Answer

SkyTeam, Star Alliance, and oneworld are the airline alliances operating flights between Singapore and Washington, D.C., with Star Alliance being the most commonly used for this route.

Question 6

What is the cheapest month to fly from Singapore to Washington, D.C.?

Accepted Answer

The cheapest month for flights from Singapore to Washington, D.C. is August, where tickets cost $1,064 (return) on average. On the other hand, the most expensive months are July and November, where the average cost of round-trip tickets is $1,533 and $1,413 respectively.

Question 7

How does KAYAK find such low prices on flights from Singapore to Washington, D.C.?

Accepted Answer

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Singapore to Washington, D.C.. <a href='/flight-routes/Singapore-Changi-SIN/Washington-WAS'>Visit our flight page for the latest deals!>/a>

Question 8

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Singapore to Washington, D.C.?

Accepted Answer

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington, D.C. from Singapore is likely to change within 7 days, so travelers know whether to wait or book now. <a href='/flight-routes/Singapore-Changi-SIN/Washington-WAS'>Visit our flight page for the latest deals!>/a>

Question 9

What is the Hacker Fare option on flights from Singapore to Washington, D.C.?

Accepted Answer

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington, D.C. with an airline and back to Singapore with another airline. <a href='/flight-routes/Singapore-Changi-SIN/Washington-WAS'>Visit our flight page for the latest deals!>/a>

Question 10

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Singapore to Washington, D.C.?

Accepted Answer

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Washington, D.C. from Singapore up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. <a href='/flight-routes/Singapore-Changi-SIN/Washington-WAS'>Visit our flight page for the latest deals!>/a>

Question 11

Which airlines provide the cheapest flights from Singapore to Washington, D.C.?

Accepted Answer

In the past 3 days, the cheapest round-trip tickets from Singapore to Washington, D.C. were found on Air Canada ($1,000) and Air India ($1,030).

Question 12

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

Accepted Answer

To get a below average price on the flight from Singapore to Washington, D.C., you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 22 weeks before departure.

Low season	February
High season	September
Cheapest flight	$414

SIN - WAS

$414 Find Cheap Flights from Singapore to Washington, D.C.

KAYAK searches hundreds of travel sites at once for deals on flights to Washington, D.C.

Cheap Flight Deals from Singapore to Washington, D.C. (SIN-WAS)

Recent round-trip flight deals from Singapore to Washington, D.C.

Recent one-way flight deals from Singapore to Washington, D.C.

KAYAK's insights & trends for Singapore to Washington, D.C. flights

Get data-powered insights and trends into flights from Singapore to Washington, D.C. to help you find the cheapest flights, the best time to fly and much more.

What’s the cheapest day of the week to fly from Singapore to Washington, D.C.?

What is the cheapest month to fly from Singapore to Washington, D.C.?

The cheapest month for flights from Singapore to Washington, D.C. is August, where tickets cost $1,064 (return) on average. On the other hand, the most expensive months are July and November, where the average cost of round-trip tickets is $1,533 and $1,413 respectively.

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

To get a below average price on the flight from Singapore to Washington, D.C., you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 22 weeks before departure.

Which airlines provide the cheapest flights from Singapore to Washington, D.C.?

In the past 3 days, the cheapest round-trip tickets from Singapore to Washington, D.C. were found on Air Canada ($1,000) and Air India ($1,030).

Good to know

When to book flights from Singapore to Washington, D.C.

FAQs for booking flights from Singapore to Washington, D.C.

What is the cheapest flight from Singapore to Washington, D.C.?

In the last 3 days, the lowest price for a flight from Singapore to Washington, D.C. was $414 for a one-way ticket and $1,000 for a round-trip.

Do I need a passport to fly between Singapore and Washington, D.C.?

Yes, you'll most likely have to show a valid passport before boarding the plane in Singapore and on arrival in Washington, D.C..

Which aircraft models fly most regularly from Singapore to Washington, D.C.?

We unfortunately don’t have that data for this specific route.

Which airline alliances offer flights from Singapore to Washington, D.C.?

SkyTeam, Star Alliance, and oneworld are the airline alliances operating flights between Singapore and Washington, D.C., with Star Alliance being the most commonly used for this route.

How does KAYAK find such low prices on flights from Singapore to Washington, D.C.?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Singapore to Washington, D.C..

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Singapore to Washington, D.C.?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington, D.C. from Singapore is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Singapore to Washington, D.C.?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington, D.C. with an airline and back to Singapore with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Singapore to Washington, D.C.?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Washington, D.C. from Singapore up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Singapore to Washington, D.C.

Information on your arrival and departure airports

Cabin class types available on flights from Singapore to Washington, D.C.

Complete your trip to Washington, D.C. with a hotel stay or car rental

Find direct flights to and from Singapore and Washington, D.C.

Flights to other popular destinations

Flights from domestic origins to Washington, D.C.

Choose which airport to fly into in Washington, D.C.

Find deals for your return flight