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Cheap flights from Southeast Asia to Washington, D.C. Dulles Intl Airport from S$ 657

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 18-4. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — IAD
17 Feb — 24 Feb1
1 adult

Cheap flight deals from Southeast Asia to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Southeast Asia (zzYJX) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 12 February 2025.

Round-trip from

S$ 1,015

One-way from

S$ 657
SAUDIA
  • SAUDIA
  • 24-3-27-3
  • 2 total stops
  • 67h 05m total
  • Southeast Asia to Washington, D.C.
SAUDIA
  • SAUDIA
  • 18-4
  • 1 total stop
  • 25h 15m total
  • Southeast Asia to Washington, D.C.

Find flight deals from Southeast Asia to Dulles Intl

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 12 February 2025.

Sat 15-217:00SIN - IAD
1 stop34h 45mSAUDIA
Sat 1-318:10IAD - SIN
1 stop32h 20mSAUDIA
Deal found 10-2S$ 986
Sat 15-217:00SIN - IAD
1 stop34h 45mMultiple Airlines
Sat 1-321:25IAD - SIN
2 stops30h 55mMultiple Airlines
Deal found 11-2S$ 1,256
Mon 24-323:55SIN - IAD
1 stop27h 15mAir China
Sat 29-317:35IAD - SIN
2 stops40h 20mAir China
Deal found 11-2S$ 1,310
Tue 25-210:25SIN - IAD
1 stop46h 05mTurkish Airlines
Tue 8-421:40IAD - SIN
1 stop32h 15mTurkish Airlines
Deal found 11-2S$ 1,325
Mon 10-319:40SIN - IAD
2 stops36h 50mIndiGo
Mon 24-315:00IAD - SIN
2 stops38h 20mIndiGo
Deal found 11-2S$ 1,366
Sun 11-511:05SIN - IAD
1 stop40h 35mUnited Airlines
Tue 15-708:35IAD - SIN
2 stops33h 40mUnited Airlines
Deal found 10-2S$ 1,390
Tue 18-1109:25BKK - IAD
2 stops31h 50mUnited Airlines
Sat 29-1108:35IAD - BKK
2 stops32h 35mUnited Airlines
Deal found 12-2S$ 1,391
Tue 13-512:50BKK - IAD
2 stops36h 25mSWISS
Mon 9-620:45IAD - BKK
1 stop26h 00mSWISS
Deal found 12-2S$ 1,406
Sat 3-515:25BKK - IAD
2 stops35h 20mSAUDIA
Fri 9-519:10IAD - BKK
1 stop79h 35mSAUDIA
Deal found 10-2S$ 1,410
Sun 23-201:35BKK - IAD
2 stops29h 30mEthiopian Air
Mon 3-320:40IAD - BKK
2 stops27h 50mEthiopian Air
Deal found 11-2S$ 1,482
Tue 4-306:35SIN - IAD
2 stops27h 48mAir Canada
Tue 18-312:55IAD - SIN
2 stops31h 00mAir Canada
Deal found 10-2S$ 1,553
Mon 31-323:30SIN - IAD
1 stop27h 45mSWISS
Sun 20-417:35IAD - SIN
1 stop35h 30mSWISS
Deal found 10-2S$ 1,559

Find flights from Southeast Asia to Dulles Intl within your budget

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 12 February 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Mon 24-3

17:00-15:45

1 stop34h 45m

Washington, D.C. Dulles Intl

Thu 27-3

19:10-15:30

1 stop32h 20m

S$ 1,015

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Sat 8-3

17:00-14:45

1 stop34h 45m

Washington, D.C. Dulles Intl

Sat 15-3

15:00-17:20

2 stops38h 20m

S$ 1,293

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Mon 24-3

23:55-15:10

1 stop27h 15m

Washington, D.C. Dulles Intl

Sat 29-3

17:35-21:55

2 stops40h 20m

S$ 1,310

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Tue 25-2

10:25-19:30

1 stop46h 05m

Washington, D.C. Dulles Intl

Tue 8-4

21:40-17:55

1 stop32h 15m

S$ 1,325

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Mon 10-3

19:40-20:30

2 stops36h 50m

Washington, D.C. Dulles Intl

Mon 24-3

15:00-17:20

2 stops38h 20m

S$ 1,366

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Sun 11-5

11:05-15:40

1 stop40h 35m

Washington, D.C. Dulles Intl

Tue 15-7

08:35-06:15

2 stops33h 40m

S$ 1,390

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Mon 30-6

09:35-06:02

2 stops31h 27m

Washington, D.C. Dulles Intl

Sat 19-7

15:40-04:35

2 stops25h 55m

S$ 1,391

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Tue 13-5

12:50-14:15

2 stops36h 25m

Washington, D.C. Dulles Intl

Mon 9-6

20:45-09:45

1 stop26h 00m

S$ 1,406

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Sat 3-5

15:25-15:45

2 stops35h 20m

Washington, D.C. Dulles Intl

Fri 9-5

19:10-13:45

1 stop79h 35m

S$ 1,410

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Sun 23-2

01:35-19:05

2 stops29h 30m

Washington, D.C. Dulles Intl

Mon 3-3

20:40-12:30

2 stops27h 50m

S$ 1,482

Flights are sorted by cheapest return flights first.

Deals found on 10-2

Showing 1-10 of 55 results
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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.

Travel insights for flights from Southeast Asia to Dulles Intl

Get recent, data-driven insights about flights from Southeast Asia to Dulles Intl including ideal travel times, pricing trends, and more.

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 66.0 - 102.0 inches per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 66.0 mm.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

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 12 February 2025.
See what other customers who have flown with Korean Air, Asiana Airlines and China Airlines from Southeast Asia to Washington, D.C. have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.5

Comfort

8.3

Crew

8.7

Entertainment

8.2

Food

8.1

Overall

8.4

Reviews

1 / 20

10.0
Excellent

David,Dec 2024

JFK - MCO

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Boarding

8.5

Comfort

8.3

Crew

8.7

Entertainment

8.2

Food

8.1

Overall

8.4

Reviews

1 / 20

10.0
Excellent

David,Dec 2024

JFK - MCO

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Boarding

8.5

Comfort