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Dulles International Airport to Singapore Changi Airport flight

Explore the cheapest one-way and round-trip flights from Dulles International Airport to Singapore Changi Airport over the next 90 days, with one-way fares from £ 364 and round-trip from £ 666. Based on Trip.com's latest 7-day flight data.

    • IAD 10:00
      39h 50m
      1 stop
      SIN 14:50
      Washington D.C. - Singapore | Tue, Nov 24 | Ethiopian Airlines
      SIN 02:00
      43h
      1 stop
      IAD 08:00
      Singapore - Washington D.C. | Tue, Dec 1 | Ethiopian Airlines
      £ 666 £ 944
      28% off
      28% off
      £ 944 £ 666
    • IAD 22:20
      30h 20m
      1 stop
      SIN 17:40
      Washington D.C. - Singapore | Fri, Nov 6 | Turkish Airlines
      SIN 10:25
      46h
      1 stop
      IAD 19:25
      Singapore - Washington D.C. | Thu, Nov 12 | Turkish Airlines
      £ 770 £ 944
      18% off
      18% off
      £ 944 £ 770
    • IAD 13:30
      28h 20m
      1 stop
      SIN 06:50
      Washington D.C. - Singapore | Sun, Nov 15 | Turkish Airlines
      SIN 23:15
      25h 30m
      1 stop
      IAD 11:45
      Singapore - Washington D.C. | Tue, Nov 17 | Turkish Airlines
      £ 776 £ 944
      18% off
      18% off
      £ 944 £ 776
    • IAD 21:20
      31h 20m
      1 stop
      SIN 17:40
      Washington D.C. - Singapore | Wed, Nov 18 | Turkish Airlines
      SIN 23:15
      33h 10m
      1 stop
      IAD 19:25
      Singapore - Washington D.C. | Fri, Nov 20 | Turkish Airlines
      £ 778
      18% off
      £ 944 £ 778
    • IAD 11:50
      28h 10m
      1 stop
      SIN 05:00
      Washington D.C. - Singapore | Fri, Nov 6 | Delta Air Lines
      SIN 22:30
      24h 20m
      1 stop
      IAD 09:50
      Singapore - Washington D.C. | Thu, Nov 12 | Korean Air
      £ 793
      16% off
      £ 944 £ 793
    • IAD 14:35
      30h
      1 stop
      SIN 09:35
      Washington D.C. - Singapore | Fri, Nov 27 | Etihad Airways
      SIN 19:25
      26h 40m
      1 stop
      IAD 09:05
      Singapore - Washington D.C. | Wed, Dec 2 | Etihad Airways
      £ 811
      14% off
      £ 944 £ 811
    • IAD 14:35
      30h
      1 stop
      SIN 09:35
      Washington D.C. - Singapore | Mon, Nov 16 | Etihad Airways
      SIN 19:25
      26h 40m
      1 stop
      IAD 09:05
      Singapore - Washington D.C. | Sun, Nov 22 | Etihad Airways
      £ 826
      13% off
      £ 944 £ 826
    • IAD 13:30
      28h 20m
      1 stop
      SIN 06:50
      Washington D.C. - Singapore | Tue, Nov 17 | Turkish Airlines
      SIN 11:40
      37h 5m
      1 stop
      IAD 11:45
      Singapore - Washington D.C. | Sun, Nov 22 | Turkish Airlines
      £ 831
      12% off
      £ 944 £ 831
    • IAD 21:20
      31h 20m
      1 stop
      SIN 17:40
      Washington D.C. - Singapore | Sat, Nov 28 | Turkish Airlines
      SIN 23:15
      25h 30m
      1 stop
      IAD 11:45
      Singapore - Washington D.C. | Sat, Dec 5 | Turkish Airlines
      £ 841
      11% off
      £ 944 £ 841
    • WAS 13:00
      17h 25m
      1 stop
      SIN 14:00
      Washington D.C. - Singapore | Mon, Nov 2 | Normal Airline
      SIN 15:00
      6h
      Direct
      WAS 16:00
      Singapore - Washington D.C. | Wed, Nov 4 | Normal Airline
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    • Cheapest
      IAD 17:50
      32h 40m
      1 stop
      SIN 15:30
      Washington D.C. - Singapore | Sat, Nov 28 | Saudia
      £ 364 £ 494
      26% off
      26% off
      £ 494 £ 364
    • IAD 11:50
      43h 35m
      1 stop
      SIN 20:25
      Washington D.C. - Singapore | Sat, Nov 28 | Korean Air
      £ 381 £ 494
      23% off
      23% off
      £ 494 £ 381
    • IAD 14:35
      30h
      1 stop
      SIN 09:35
      Washington D.C. - Singapore | Mon, Nov 23 | Etihad Airways
      £ 382 £ 494
      23% off
      23% off
      £ 494 £ 382
    • IAD 11:50
      43h 35m
      1 stop
      SIN 20:25
      Washington D.C. - Singapore | Mon, Nov 23 | Korean Air
      £ 392
      21% off
      £ 494 £ 392
    • IAD 11:50
      43h 35m
      1 stop
      SIN 20:25
      Washington D.C. - Singapore | Thu, Nov 26 | Korean Air
      £ 435
      12% off
      £ 494 £ 435
    • IAD 14:35
      30h
      1 stop
      SIN 09:35
      Washington D.C. - Singapore | Sun, Nov 8 | Etihad Airways
      £ 437
      12% off
      £ 494 £ 437
    • IAD 14:35
      30h
      1 stop
      SIN 09:35
      Washington D.C. - Singapore | Mon, Nov 16 | Etihad Airways
      £ 438
      11% off
      £ 494 £ 438
    • IAD 14:35
      30h
      1 stop
      SIN 09:35
      Washington D.C. - Singapore | Tue, Nov 17 | Etihad Airways
      £ 438
      11% off
      £ 494 £ 438
    • IAD 14:35
      30h
      1 stop
      SIN 09:35
      Washington D.C. - Singapore | Thu, Nov 26 | Etihad Airways
      £ 439
      11% off
      £ 494 £ 439
    • WAS 13:00
      17h 25m
      1 stop
      SIN 14:00
      Washington D.C. - Singapore | Mon, Nov 2 | Normal Airline
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    • IAD 20:05
      23h 40m
      1 stop
      SIN 08:45
      Washington D.C. - Singapore | Tue, Nov 3 | Qatar Airways
      £ 473 £ 772
      39% off
      39% off
      £ 772 £ 473
    • IAD 10:30
      21h 45m
      1 stop
      SIN 21:15
      Washington D.C. - Singapore | Sun, Nov 29 | Qatar Airways
      £ 474 £ 772
      39% off
      39% off
      £ 772 £ 474
    • IAD 10:30
      21h 45m
      1 stop
      SIN 21:15
      Washington D.C. - Singapore | Sun, Nov 8 | Qatar Airways
      £ 481 £ 772
      38% off
      38% off
      £ 772 £ 481
    • IAD 23:55
      25h 35m
      1 stop
      SIN 14:30
      Washington D.C. - Singapore | Mon, Nov 30 | Eva Air
      £ 482
      38% off
      £ 772 £ 482
    • IAD 23:55
      23h 10m
      1 stop
      SIN 12:05
      Washington D.C. - Singapore | Wed, Nov 4 | Eva Air
      £ 493
      36% off
      £ 772 £ 493
    • IAD 21:20
      22h 25m
      1 stop
      SIN 08:45
      Washington D.C. - Singapore | Thu, Dec 3 | Turkish Airlines
      £ 497
      36% off
      £ 772 £ 497
    • IAD 21:20
      23h 40m
      1 stop
      SIN 10:00
      Washington D.C. - Singapore | Mon, Nov 30 | Turkish Airlines
      £ 501
      35% off
      £ 772 £ 501
    • IAD 21:20
      22h 25m
      1 stop
      SIN 08:45
      Washington D.C. - Singapore | Wed, Nov 18 | Turkish Airlines
      £ 508
      34% off
      £ 772 £ 508
    • IAD 10:30
      21h 45m
      1 stop
      SIN 21:15
      Washington D.C. - Singapore | Fri, Nov 6 | Qatar Airways
      £ 513
      34% off
      £ 772 £ 513
    • WAS 13:00
      17h 25m
      1 stop
      SIN 14:00
      Washington D.C. - Singapore | Mon, Nov 2 | Normal Airline
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    • IAD 22:20
      21h 15m
      1 stop
      SIN 08:35
      Washington D.C. - Singapore | Sat, Nov 7 | Turkish Airlines
      £ 820 £ 2,648
      69% off
      69% off
      £ 2,648 £ 820
    • IAD 22:20
      21h 25m
      1 stop
      SIN 08:45
      Washington D.C. - Singapore | Mon, Nov 2 | Turkish Airlines
      £ 497 £ 2,648
      81% off
      81% off
      £ 2,648 £ 497
    • IAD 22:20
      21h 25m
      1 stop
      SIN 08:45
      Washington D.C. - Singapore | Tue, Nov 3 | Turkish Airlines
      £ 508 £ 2,648
      81% off
      81% off
      £ 2,648 £ 508
    • IAD 22:20
      21h 25m
      1 stop
      SIN 08:45
      Washington D.C. - Singapore | Wed, Nov 4 | Turkish Airlines
      £ 510
      81% off
      £ 2,648 £ 510
    • IAD 22:20
      21h 25m
      1 stop
      SIN 08:45
      Washington D.C. - Singapore | Sun, Nov 1 | Turkish Airlines
      £ 526
      80% off
      £ 2,648 £ 526
    • IAD 22:20
      21h 25m
      1 stop
      SIN 08:45
      Washington D.C. - Singapore | Thu, Nov 5 | Turkish Airlines
      £ 528
      80% off
      £ 2,648 £ 528
    • IAD 22:20
      21h 25m
      1 stop
      SIN 08:45
      Washington D.C. - Singapore | Fri, Nov 6 | Turkish Airlines
      £ 540
      80% off
      £ 2,648 £ 540
    • IAD 10:50
      21h 25m
      1 stop
      SIN 21:15
      Washington D.C. - Singapore | Sun, Dec 20 | American Airlines
      £ 1,280
      52% off
      £ 2,648 £ 1,280
    • IAD 22:10
      21h 45m
      1 stop
      SIN 08:55
      Washington D.C. - Singapore | Thu, Dec 3 | Lufthansa
      £ 635
      76% off
      £ 2,648 £ 635
    • WAS 13:00
      17h 25m
      1 stop
      SIN 14:00
      Washington D.C. - Singapore | Mon, Nov 2 | Normal Airline
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    • IAD 20:05
      23h 40m
      1 stop
      SIN 08:45
      Washington D.C. - Singapore | Tue, Nov 3 | Qatar Airways
      £ 473 £ 583
      19% off
      19% off
      £ 583 £ 473
    • IAD 23:55
      23h 10m
      1 stop
      SIN 12:05
      Washington D.C. - Singapore | Wed, Nov 4 | Eva Air
      £ 493 £ 583
      15% off
      15% off
      £ 583 £ 493
    • IAD 10:30
      21h 45m
      1 stop
      SIN 21:15
      Washington D.C. - Singapore | Fri, Nov 6 | Qatar Airways
      £ 513 £ 583
      12% off
      12% off
      £ 583 £ 513
    • IAD 23:55
      25h 35m
      1 stop
      SIN 14:30
      Washington D.C. - Singapore | Mon, Nov 2 | Eva Air
      £ 524
      10% off
      £ 583 £ 524
    • WAS 13:00
      17h 25m
      1 stop
      SIN 14:00
      Washington D.C. - Singapore | Mon, Nov 2 | Normal Airline
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Trip.com Price Insights: Flights from Dulles International Airport to Singapore Changi Airport

Which month has the cheapest one-way flights from Dulles International Airport to Singapore Changi Airport?

The data is based on Trip.com data from the past 12 months and shows the average one-way fares by month from Dulles International Airport to Singapore Changi Airport.

Based on Trip.com data from the past 12 months, the cheapest one-way flights from Dulles International Airport to Singapore Changi Airport are usually in February, with an average price of £ 461. December sees the highest fares, around £ 936.

£ 936
£ 699
£ 461
£ 224
    Cheapest
  • £ 605
    Aug
  • £ 499
    Sep
  • £ 522
    Oct
  • £ 516
    Nov
  • £ 936
    Dec
  • £ 512
    Jan
  • £ 461
    Feb
  • £ 825
    Mar
  • £ 858
    Apr
  • £ 824
    May
  • £ 920
    Jun
  • £ 472
    Jul

Which day of the week has the cheapest flights from Dulles International Airport to Singapore Changi Airport?

The data is based on Trip.com data from the past 12 months and shows the average fares by each day of the week from Dulles International Airport to Singapore Changi Airport.

Based on Trip.com data from the past 12 months, the cheapest day for flights from Dulles International Airport to Singapore Changi Airport is Sunday, with average prices lower than other days. Try to avoid departing on Wednesday, as fares are typically the highest.

£ 955
£ 752
£ 548
£ 345
    Cheapest
  • £ 581
    Mon
  • £ 552
    Tue
  • £ 955
    Wed
  • £ 630
    Thu
  • £ 697
    Fri
  • £ 666
    Sat
  • £ 548
    Sun

Which airline offers the cheapest flights from Dulles International Airport to Singapore Changi Airport?

The cheapest airline flying from Dulles International Airport to Singapore Changi Airport is Air Premia (from £ 345) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Air Premia
From £ 345
Frontier Airlines
From £ 362
Saudia
From £ 364
American Airlines
From £ 365
Etihad Airways
From £ 385
Korean Air
From £ 393
Delta Air Lines
From £ 402
Philippine Airlines
From £ 416
TAP Air Portugal
From £ 437
Xiamen Airlines
From £ 446

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What is the flight schedule from Dulles International Airport to Singapore Changi Airport?

Check the schedule for flights from Washington D.C. to Singapore and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. AA2617

    Dulles International Airport

    06:42

    IAD

    3h 30m

    Direct

    09:12

    DFW

    S M T W T F S
    Search

  2. AA061

    Dallas Fort Worth International Airport

    11:45

    DFW

    13h 45m

    Direct

    15:30

    NRT

    S M T W T F S

  3. AA8482

    Narita International Airport

    18:05

    NRT

    7h 15m

    Direct

    00:20

    SIN

    S M T W T F S

  4. EY006

    Dulles International Airport

    15:10

    IAD

    12h 5m

    Direct

    12:15

    AUH

    S M T W T F S
    Search

  5. EY498

    Zayed International Airport

    22:15

    AUH

    7h 30m

    Direct

    09:45

    SIN

    S M T W T F S

  6. SV036

    Dulles International Airport

    18:50

    IAD

    12h 5m

    Direct

    13:55

    JED

    - M - W - F -
    Search

  7. SV856

    King Abdulaziz International Airport

    01:35

    JED

    8h 55m

    Direct

    15:30

    SIN

    S - T - T - -

  8. AS737

    Dulles International Airport

    17:17

    IAD

    5h 56m

    Direct

    20:13

    SEA

    S M T W T - S
    Search

  9. SQ027

    Seattle-Tacoma International Airport

    09:40

    SEA

    17h 5m

    Direct

    17:45

    SIN

    - M T W T F S

  10. NH7029

    Dulles International Airport

    12:35

    IAD

    14h 20m

    Direct

    15:55

    HND

    S M T W T F S
    Search

  11. NH885

    Haneda Airport

    23:30

    HND

    7h 30m

    Direct

    06:00

    KUL

    S M T W T F S

  12. TR451

    Kuala Lumpur International Airport

    11:35

    KUL

    1h 15m

    Direct

    12:50

    SIN

    S M T W T F S

  13. AS409

    Dulles International Airport

    07:02

    IAD

    5h 42m

    Direct

    09:44

    SEA

    S M T W T F S
    Search

  14. PR125

    Seattle-Tacoma International Airport

    23:55

    SEA

    12h 30m

    Direct

    04:25

    MNL

    S - T W T - S

  15. PR505

    Ninoy Aquino International Airport

    06:40

    MNL

    3h 45m

    Direct

    10:25

    SIN

    S M T W T F S

  16. F94707

    Dulles International Airport

    07:40

    IAD

    2h 14m

    Direct

    09:54

    ATL

    S M T W T F S
    Search

  17. F93215

    Hartsfield–Jackson Atlanta International Airport

    15:45

    ATL

    5h 8m

    Direct

    17:53

    LAX

    S M T W T F S

  18. MF830

    Los Angeles International Airport

    23:55

    LAX

    15h 5m

    Direct

    06:00

    XMN

    - M - W - - S

  19. MF851

    Xiamen Gaoqi International Airport

    09:30

    XMN

    4h 20m

    Direct

    13:50

    SIN

    S M T W T F S

  20. F91081

    Dulles International Airport

    18:07

    IAD

    2h 20m

    Direct

    20:27

    ATL

    - M - - - - -
    Search

  21. F94315

    Hartsfield–Jackson Atlanta International Airport

    10:19

    ATL

    5h

    Direct

    12:19

    LAX

    S M T W T F S

  22. KE012

    Los Angeles International Airport

    22:00

    LAX

    13h

    Direct

    04:00

    ICN

    S M T W T F S

  23. KE643

    Incheon International Airport

    14:20

    ICN

    6h 10m

    Direct

    19:30

    SIN

    S M T W T F S

  24. KE094

    Dulles International Airport

    13:15

    IAD

    15h 25m

    Direct

    17:40

    ICN

    S M T W T F S
    Search

  25. KE643

    Incheon International Airport

    14:20

    ICN

    6h 10m

    Direct

    19:30

    SIN

    S M T W T F S

  26. DL1015

    Dulles International Airport

    07:05

    IAD

    6h

    Direct

    10:05

    SEA

    S M T W T F S
    Search

  27. SQ027

    Seattle-Tacoma International Airport

    09:40

    SEA

    17h 5m

    Direct

    17:45

    SIN

    - M T W T F S
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About Dulles International Airport and Singapore Changi Airport

Learn about Dulles International Airport (IAD) and Singapore Changi Airport (SIN) — including location, terminals, transportation, and travel tips.

Flight distance 15,547.32km
Cheapest one-way ticket price £ 364
Cheapest return ticket price £ 666

FAQs for Dulles International Airport to Singapore Changi Airport Flights

  • What is the transportation method from the main airport to downtown in Singapore?

    • The distance from Singapore Changi Airport to downtown is about 17km, by taxi about 30 minutes.
    • The distance from Seletar Airport to downtown is about 15km, by taxi about 30 minutes.
  • One-way flights from Dulles International Airport to Singapore Changi Airport currently start from £ 364, and round-trip fares start from £ 666. The current lowest fare is a Saudia flight departing on Sat, Nov 28; prices may vary depending on availability.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Dulles International Airport to Singapore Changi Airport is £ 746. Prices may vary depending on the departure date, airline, and availability.
  • Enter Dulles International Airport and Singapore Changi Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

Popular Destinations & Recommendations

Note: Prices shown on this page are the lowest estimated prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are shown before payment. Charges for checked baggage, meals, Wi-Fi, and other optional services may also appear in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and with many routes refreshed in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.