What is the cheapest airline that flies from District of Columbia to Singapore Changi?

IndiGo, Turkish Airlines, and Air India are the most popular carriers operating from District of Columbia to Singapore Changi

What airlines fly to Singapore?

Turkish Airlines, United Airlines and Qatar Airways are the top three most popular airlines that fly to Singapore from District of Columbia according to our data. Turkish Airlines is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Singapore. Keep in mind that there are 11 different airlines that fly to Singapore on a routine basis, so you have a few additional options to choose from.

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

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

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

As of July 2025, there are 11 operators available to choose from for flights from District of Columbia to Singapore Changi Airport.

How old do you have to be to fly from District of Columbia 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 District of Columbia 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.

$415 Cheap Flights from District of Columbia to Singapore in 2025

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Round-trip

One-way

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Cheap round-trip flights

12:50 pm - 7:30 pmIAD-SIN

42h 40m1 stop

11:00 pm - 7:40 amSIN-IAD

44h 40m1 stop

$809Air India

Find Deal

Mon, Aug 18 - Wed, Sep 3

12:50 pm - 7:15 amIAD-SIN

30h 25m1 stop

11:00 pm - 7:40 amSIN-IAD

44h 40m1 stop

$816Air India

Find Deal

Wed, Aug 27 - Mon, Sep 8

10:05 pm - 9:40 amIAD-SIN

23h 35m1 stop

8:40 pm - 4:05 pmSIN-IAD

32h 25m1 stop

$834Etihad Airways

Find Deal

Wed, Aug 13 - Wed, Nov 5

10:05 pm - 9:40 amIAD-SIN

23h 35m1 stop

9:10 pm - 4:10 pmSIN-IAD

31h 00m1 stop

$864Etihad Airways

Find Deal

Thu, Sep 11 - Tue, Sep 30

9:40 pm - 5:45 pmIAD-SIN

32h 05m2 stops

9:00 am - 7:30 pmSIN-IAD

22h 30m1 stop

$877

Find Deal

Sat, Sep 13 - Fri, Sep 19

1:30 pm - 5:20 pmIAD-SIN

39h 50m2 stops

9:10 am - 4:28 pmSIN-IAD

43h 18m2 stops

$897

Find Deal

Thu, Sep 11 - Tue, Sep 30

1:30 pm - 5:45 pmIAD-SIN

40h 15m2 stops

7:45 pm - 7:45 pmSIN-IAD

36h 00m2 stops

$907IndiGo

Find Deal

Sat, Sep 13 - Fri, Sep 19

1:30 pm - 11:40 pmIAD-SIN

22h 10m1 stop

10:30 pm - 4:31 pmSIN-IAD

31h 01m2 stops

$945Korean Air

Find Deal

Wed, Aug 13 - Wed, Nov 5

6:00 am - 11:40 pmIAD-SIN

29h 40m2 stops

10:30 pm - 4:31 pmSIN-IAD

31h 01m2 stops

$950Korean Air

Find Deal

Wed, Aug 13 - Wed, Nov 5

1:30 pm - 5:20 pmIAD-SIN

39h 50m2 stops

7:45 pm - 7:45 pmSIN-IAD

36h 00m2 stops

$988IndiGo

Find Deal

Mon, Sep 8 - Fri, Sep 12

Air India flights from District of Columbia to Singapore

Our best Air India deals on District of Columbia to Singapore flight tickets

Air India

Aug 18

IAD12:50 pmWashington, D.C. Dulles Intl

42h 40m

1 stop

SIN7:30 pmSingapore Changi

Sep 3

SIN11:00 pmSingapore Changi

44h 40m

1 stop

IAD7:40 amWashington, D.C. Dulles Intl

$809

Find similar

Air India

Aug 27

IAD12:50 pmWashington, D.C. Dulles Intl

30h 25m

1 stop

SIN7:15 amSingapore Changi

Sep 8

SIN11:00 pmSingapore Changi

44h 40m

1 stop

IAD7:40 amWashington, D.C. Dulles Intl

$816

Find similar

Air India

Aug 27

IAD12:50 pmWashington, D.C. Dulles Intl

44h 55m

1 stop

SIN9:45 pmSingapore Changi

Sep 3

SIN11:00 pmSingapore Changi

44h 40m

1 stop

IAD7:40 amWashington, D.C. Dulles Intl

$837

Find similar

Etihad Airways flights from District of Columbia to Singapore

Our best Etihad Airways deals on District of Columbia to Singapore flight tickets

Etihad Airways

Aug 13

IAD10:05 pmWashington, D.C. Dulles Intl

23h 35m

1 stop

SIN9:40 amSingapore Changi

Nov 5

SIN8:40 pmSingapore Changi

32h 25m

1 stop

IAD4:05 pmWashington, D.C. Dulles Intl

$834

Find similar

Etihad Airways

Sep 11

IAD10:05 pmWashington, D.C. Dulles Intl

23h 35m

1 stop

SIN9:40 amSingapore Changi

Sep 30

SIN9:10 pmSingapore Changi

31h 00m

1 stop

IAD4:10 pmWashington, D.C. Dulles Intl

$864

Find similar

Etihad Airways

Sep 1

IAD10:05 pmWashington, D.C. Dulles Intl

23h 35m

1 stop

SIN9:40 amSingapore Changi

Sep 10

SIN9:10 pmSingapore Changi

31h 00m

1 stop

IAD4:10 pmWashington, D.C. Dulles Intl

$866

Find similar

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

Prices

Airlines

What is the cheapest month to fly to Singapore?

The month of October is, on average, the cheapest month to fly to Singapore from District of Columbia, with most prices found around $982. If you aren’t able to travel to Singapore during the month of October, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $1,006.

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 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 District of Columbia 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 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 $1,196 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 $1,039 on momondo.

Can stopping save me money on District of Columbia to Singapore flights?

You could potentially save up to 2% on your flight if you consider stops on a District of Columbia to Singapore flight.

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

Best Price Found	$415
Fastest flight time	21h 45m
Direct flights	None
Airports in Singapore	1 airport

The best one-way flight to Singapore from District of Columbia in the past 72 hours is $415. The best round-trip flight deal from District of Columbia to Singapore found on momondo in the last 72 hours is $809.

The fastest flight from District of Columbia to Singapore takes 21h 45m

There are no direct flights from District of Columbia to Singapore. Popular non-direct routes for this connection are Washington, D.C. Dulles Intl Airport - Singapore Changi Airport and Washington, D.C. Reagan-National Airport - Singapore Changi Airport.

There is 1 airport near Singapore: Singapore Changi (SIN)

Search flight deals

When did momondo last update prices for flights from District of Columbia to Singapore Changi Airport?
Prices for flights from District of Columbia to Singapore Changi Airport are refreshed on a daily basis.
How many operators does momondo search for flights from District of Columbia to Singapore Changi Airport?
As of July 2025, there are 11 operators available to choose from for flights from District of Columbia to Singapore Changi Airport.
How old do you have to be to fly from District of Columbia 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 District of Columbia 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.

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 India	PriceFrom $807	Free Cancellation	Rating 5.5 2,927 reviews	Search Air India flights
Turkish Airlines	PriceFrom $827	Free Cancellation	Rating 7.3 3,901 reviews	Search Turkish Airlines flights
Etihad Airways	PriceFrom $884	Free Cancellation	Rating 7.4 1,222 reviews	Search Etihad Airways flights
United Airlines	PriceFrom $904	Free Cancellation	Rating 7.4 8,861 reviews	Search United Airlines flights
Air Canada	PriceFrom $938	Free Cancellation	Rating 7.1 9,725 reviews	Search Air Canada flights
Korean Air	PriceFrom $944	Free Cancellation	Rating 8.4 1,109 reviews	Search Korean Air flights
Qatar Airways	PriceFrom $1,006	Free Cancellation	Rating 7.4 3,603 reviews	Search Qatar Airways flights
JetBlue	PriceFrom $1,024	Free Cancellation	Rating 7.3 2,908 reviews	Search JetBlue flights
Alaska Airlines	PriceFrom $1,066	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights
Singapore Airlines	PriceFrom $1,097	Free Cancellation	Rating 8.1 1,326 reviews	Search Singapore Airlines flights

Why use momondo?

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

Finding the right flight to Singapore from District of Columbia is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Singapore quick and easy, saving you time and money.

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

Yes. All flights to Singapore from District of Columbia on momondo can be compared and filtered by various policies on offer, including flexible booking.

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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Cheap flights from District of Columbia to Singapore from $415

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 9/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from District of Columbia to Singapore

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Air India flights from District of Columbia to Singapore

Our best Air India deals on District of Columbia to Singapore flight tickets

Etihad Airways flights from District of Columbia to Singapore

Our best Etihad Airways deals on District of Columbia to Singapore flight tickets

See travel insights to Singapore from

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?

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 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?

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

Can stopping save me money on District of Columbia to Singapore flights?

You could potentially save up to 2% on your flight if you consider stops on a District of Columbia to Singapore flight.

What is the cheapest airline that flies from District of Columbia to Singapore Changi?

IndiGo, Turkish Airlines, and Air India are the most popular carriers operating from District of Columbia to Singapore Changi

What airlines fly to Singapore?

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

Best Price Found

Fastest flight time

Direct flights

Airports in Singapore

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

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

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

What documentation or ID do you need to fly to Singapore Changi Airport?

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

Why use momondo?

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

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

How can momondo help me find flights 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?

An easier way to manage your Singapore trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Singapore

Fly your favorite airline to Singapore

Airlines are sorted and displayed according to clicks in the past 7 days on momondo