Find flights
When to book
Airlines
FAQs

Cheap flights from Southeast Asia to Washington, D.C. Dulles Intl Airport from S$ 708

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28-3. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — IAD
22 tammi — 29 tammi1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southeast Asia to Dulles Intl

Enter your travel dates to find the best prices.

Cheapest flights from Southeast Asia to Dulles Intl
Explore the most affordable flight options available from Southeast Asia to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 joulukuu 2025.

pe 26-1219:25SIN - IAD
1 stop26h 40mEtihad Airways
su 11-114:35IAD - SIN
1 stop30h 00mEtihad Airways
Deal found 21-12S$ 1,213
to 25-1217:55SIN - IAD
1 stop37h 35mMultiple Airlines
to 8-113:30IAD - SIN
1 stop39h 05mMultiple Airlines
Deal found 21-12S$ 1,290
ma 29-1219:25SIN - IAD
1 stop26h 40mEtihad Airways
su 11-114:35IAD - SIN
1 stop30h 00mEtihad Airways
Deal found 22-12S$ 1,319
pe 26-1211:40SIN - IAD
1 stop44h 40mTurkish Airlines
to 8-113:30IAD - SIN
1 stop39h 05mTurkish Airlines
Deal found 20-12S$ 1,435
pe 26-1219:25SIN - IAD
1 stop26h 40mMultiple Airlines
su 11-114:35IAD - SIN
2 stops37h 45mMultiple Airlines
Deal found 21-12S$ 1,540
ke 24-1200:55BKK - IAD
2 stops28h 43mDelta
to 8-107:30IAD - BKK
2 stops27h 50mDelta
Deal found 21-12S$ 1,584
ti 30-1210:10SIN - IAD
2 stops25h 56mUnited Airlines
pe 16-119:45IAD - SIN
1 stop35h 30mUnited Airlines
Deal found 22-12S$ 1,626
ti 30-1209:30SIN - IAD
1 stop22h 00mAir China
pe 16-122:00IAD - SIN
1 stop29h 25mAir China
Deal found 22-12S$ 1,631
su 28-1202:20SIN - IAD
2 stops33h 13mAmerican Airlines
su 11-106:00IAD - SIN
2 stops29h 50mAmerican Airlines
Deal found 21-12S$ 1,659
su 21-1220:30BKK - IAD
2 stops38h 03mQatar Airways
pe 2-110:40IAD - BKK
1 stop20h 45mQatar Airways
Deal found 21-12S$ 2,231
ma 22-1220:30BKK - IAD
1 stop31h 25mQatar Airways
pe 2-120:05IAD - BKK
1 stop22h 10mQatar Airways
Deal found 22-12S$ 2,460

Find flight deals from Southeast Asia to Dulles Intl

Keep the following information in mind while searching for Southeast Asia to Dulles Intl flight deals. Data was last updated 23 joulukuu 2025.

Round-trip from

S$ 1,164

One-way from

S$ 708
Etihad Airways
  • Etihad Airways
  • 29-1-11-2
  • 2 total stops
  • 56h 40m total
  • Southeast Asia to Washington, D.C.
Search Deals
IndiGo
  • IndiGo
  • 28-3
  • 2 total stops
  • 44h 35m total
  • Southeast Asia to Washington, D.C.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southeast Asia to Dulles Intl 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, Cheapflights users made 200,618 searches. Data last updated 23 joulukuu 2025.
Use the filters below to find and compare flights from Southeast Asia to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Southeast Asia

Fly to

Dulles Intl

Route

Depart

Return

Price

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

to 29-1

19:25-09:05

1 stop26h 40m

Washington, D.C. Dulles Intl

ke 11-2

14:35-09:35

1 stop30h 00m

S$ 1,164

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

ke 11-3

11:15-20:20

2 stops45h 05m

Washington, D.C. Dulles Intl

la 21-3

14:30-17:20

2 stops38h 50m

S$ 1,190

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

to 14-5

21:10-09:45

1 stop24h 35m

Washington, D.C. Dulles Intl

la 8-8

15:35-09:15

1 stop29h 40m

S$ 1,213

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

to 19-2

19:25-09:05

1 stop26h 40m

Washington, D.C. Dulles Intl

ma 23-2

14:35-09:35

1 stop30h 00m

S$ 1,221

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

to 29-1

08:50-20:54

2 stops25h 04m

Washington, D.C. Dulles Intl

ke 11-2

16:30-07:00

2 stops49h 30m

S$ 1,224

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

su 1-3

19:25-09:05

1 stop26h 40m

Washington, D.C. Dulles Intl

to 30-4

15:35-09:15

1 stop29h 40m

S$ 1,242

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

ke 11-3

19:25-10:05

1 stop26h 40m

Washington, D.C. Dulles Intl

la 21-3

15:35-09:35

1 stop30h 00m

S$ 1,258

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

to 5-2

08:50-21:25

2 stops25h 35m

Washington, D.C. Dulles Intl

to 12-2

13:02-07:00

2 stops28h 58m

S$ 1,268

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

ke 6-5

10:50-17:05

2 stops41h 15m

Washington, D.C. Dulles Intl

ke 13-5

17:30-12:10

2 stops31h 40m

S$ 1,359

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

ti 17-2

07:10-22:16

2 stops27h 06m

Washington, D.C. Dulles Intl

ke 25-2

13:02-11:25

3 stops34h 23m

S$ 1,369

Flights are sorted by cheapest return flights first.

Deals found on 22-12

Showing 1-10 of 37 results
1
2
3
4

Best time to book a flight from Southeast Asia to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Southeast Asia with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Southeast Asia to Washington, D.C. Dulles Intl Airport

What is the cheapest month to book a flight from Southeast Asia to Washington, D.C. Dulles Intl Airport?

Currently, October is the cheapest month in which you can book a flight from Southeast Asia to Washington, D.C. Dulles Intl Airport (average of S$ 1,018). Flying from Southeast Asia to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of S$ 1,251). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated 23 joulukuu 2025.
Get a feel of what it's like to fly with Korean Air, Qatar Airways, andUnited Airlines from Southeast Asia to Washington, D.C. Dulles Intl Airport by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very Good
1,185 reviews
Check prices

Boarding

8.5

Food

8.1

Comfort

8.3

Entertainment

8.2

Overall

8.4

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Korean Air
8.4
Very Good
1,185 reviews
Korean Air
8.4
Very Good
1,185 reviews
Check prices

Boarding

8.5

Food

8.1

Comfort

8.3

Entertainment

8.2

Overall

8.4

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Qatar Airways
7.4
Good
3,686 reviews
Korean Air
8.4
Very Good
1,185 reviews
Check prices

Boarding

8.5

Food

8.1

Comfort

8.3

Entertainment

8.2

Overall

8.4

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
United Airlines
7.4
Good
9,106 reviews
Korean Air
8.4
Very Good
1,185 reviews
Check prices

Boarding

8.5

Food

8.1

Comfort

8.3

Entertainment

8.2

Overall

8.4

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Turkish Airlines
7.3
Good
4,112 reviews
Korean Air
8.4
Very Good
1,185 reviews
Check prices

Boarding

8.5

Food

8.1

Comfort

8.3

Entertainment

8.2

Overall

8.4

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Air India
5.5
Fair
2,956 reviews
Korean Air
8.4
Very Good
1,185 reviews
Check prices

Boarding

8.5

Food

8.1

Comfort

8.3

Entertainment

8.2

Overall

8.4

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Related info for your journey

Find useful and relevant information for your journey from Southeast Asia to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Southeast Asia to Washington, D.C. Dulles Intl Airport?

    There are many flights that can get you from Southeast Asia to Washington, D.C. Dulles Intl Airport in 25h 04m. Fly via Etihad Airways, IndiGo, or Air Canada to get the fastest option. Airlines will cover a distance of 15521 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • Can I find deals for flights from Southeast Asia to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Southeast Asia to Dulles Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Southeast Asia to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Southeast Asia to Dulles Intl.

  • Can I find deals for business class flights from Southeast Asia to Dulles Intl?

    Yes. Cheapflights offers flight deals from Southeast Asia to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Southeast Asia to Washington, D.C. Dulles Intl Airport?

    Currently, October is the cheapest month in which you can book a flight from Southeast Asia to Washington, D.C. Dulles Intl Airport (average of S$ 1,018). Flying from Southeast Asia to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of S$ 1,251). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Southeast Asia to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Singapore to Dulles Intl flights
Singapore to Baltimore flights
Singapore to Reagan-National flights

Top 5 airlines flying from Southeast Asia to Dulles Intl

Discover the top 5 airlines that operate flights from Southeast Asia to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 200,618 searches. Data last updated 23 joulukuu 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapestS$ 1,246AverageS$ 1,477FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Korean AirCheapestS$ 1,275AverageS$ 2,087FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
Air IndiaCheapestS$ 1,331AverageS$ 1,375FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
United AirlinesCheapestS$ 1,427AverageS$ 1,601FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Qatar AirwaysCheapestS$ 1,788AverageS$ 1,911FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Southeast Asia to Dulles Intl?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Dulles Intl from Southeast Asia today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Southeast Asia to Dulles Intl?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Southeast Asia to Dulles Intl for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Southeast Asia to Dulles Intl with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Southeast Asia to Dulles Intl, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Southeast Asia to Dulles Intl become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book With Flexibility

Our users can plan ahead with confidence and find flights with no change fees.

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.