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Singapore Changi Airport to Dulles International Airport flight

Explore the cheapest one-way and round-trip flights from Singapore Changi Airport to Dulles International Airport over the next 90 days, with one-way fares from DKK 3,644 and round-trip from DKK 5,223. Based on Trip.com's latest 7-day flight data.

      • SIN 17:45
        37h 45m
        1 stop
        IAD 18:30
        Singapore - Washington D.C. | Mon, Nov 23 | Air China
        IAD 22:00
        29h 15m
        1 stop
        SIN 16:15
        Washington D.C. - Singapore | Fri, Nov 27 | Air China
        DKK 5,223 DKK 7,331
        28% off
        28% off
        DKK 7,331 DKK 5,223
      • SIN 17:45
        37h 45m
        1 stop
        IAD 18:30
        Singapore - Washington D.C. | Thu, Nov 19 | Air China
        IAD 22:00
        29h 15m
        1 stop
        SIN 16:15
        Washington D.C. - Singapore | Tue, Nov 24 | Air China
        DKK 5,223 DKK 7,331
        28% off
        28% off
        DKK 7,331 DKK 5,223
      • SIN 17:45
        37h 45m
        1 stop
        IAD 18:30
        Singapore - Washington D.C. | Thu, Nov 12 | Air China
        IAD 22:00
        29h 15m
        1 stop
        SIN 16:15
        Washington D.C. - Singapore | Tue, Nov 17 | Air China
        DKK 5,223 DKK 7,331
        28% off
        28% off
        DKK 7,331 DKK 5,223
      • SIN 23:55
        31h 35m
        1 stop
        IAD 18:30
        Singapore - Washington D.C. | Mon, Nov 9 | Air China
        IAD 22:00
        29h 15m
        1 stop
        SIN 16:15
        Washington D.C. - Singapore | Fri, Nov 13 | Air China
        DKK 5,223
        28% off
        DKK 7,331 DKK 5,223
      • SIN 23:55
        31h 35m
        1 stop
        IAD 18:30
        Singapore - Washington D.C. | Mon, Nov 2 | Air China
        IAD 22:00
        29h 15m
        1 stop
        SIN 16:15
        Washington D.C. - Singapore | Fri, Nov 6 | Air China
        DKK 5,223
        28% off
        DKK 7,331 DKK 5,223
      • SIN 23:55
        31h 35m
        1 stop
        IAD 18:30
        Singapore - Washington D.C. | Mon, Nov 30 | Air China
        IAD 22:00
        29h 15m
        1 stop
        SIN 16:15
        Washington D.C. - Singapore | Fri, Dec 4 | Air China
        DKK 5,929
        19% off
        DKK 7,331 DKK 5,929
      • SIN 17:45
        37h 45m
        1 stop
        IAD 18:30
        Singapore - Washington D.C. | Thu, Nov 26 | Air China
        IAD 22:00
        29h 15m
        1 stop
        SIN 16:15
        Washington D.C. - Singapore | Tue, Dec 1 | Air China
        DKK 5,929
        19% off
        DKK 7,331 DKK 5,929
      • SIN 17:45
        37h 45m
        1 stop
        IAD 18:30
        Singapore - Washington D.C. | Mon, Nov 16 | Air China
        IAD 22:00
        29h 15m
        1 stop
        SIN 16:15
        Washington D.C. - Singapore | Fri, Nov 20 | Air China
        DKK 5,929
        19% off
        DKK 7,331 DKK 5,929
      • SIN 23:55
        31h 35m
        1 stop
        IAD 18:30
        Singapore - Washington D.C. | Thu, Nov 5 | Air China
        IAD 22:00
        29h 15m
        1 stop
        SIN 16:15
        Washington D.C. - Singapore | Tue, Nov 10 | Air China
        DKK 5,929
        19% off
        DKK 7,331 DKK 5,929
      • SIN 17:45
        37h 45m
        1 stop
        IAD 18:30
        Singapore - Washington D.C. | Thu, Dec 3 | Air China
        IAD 22:00
        29h 15m
        1 stop
        SIN 16:15
        Washington D.C. - Singapore | Tue, Dec 8 | Air China
        DKK 5,929
        19% off
        DKK 7,331 DKK 5,929
      • SIN 17:45
        37h 45m
        1 stop
        IAD 18:30
        Singapore - Washington D.C. | Mon, Dec 7 | Air China
        IAD 22:00
        29h 15m
        1 stop
        SIN 16:15
        Washington D.C. - Singapore | Fri, Dec 11 | Air China
        DKK 5,933
        19% off
        DKK 7,331 DKK 5,933
      • SIN 23:15
        33h 10m
        1 stop
        IAD 19:25
        Singapore - Washington D.C. | Tue, Nov 24 | Turkish Airlines
        IAD 13:30
        39h 10m
        1 stop
        SIN 17:40
        Washington D.C. - Singapore | Mon, Nov 30 | Turkish Airlines
        DKK 6,671
        9% off
        DKK 7,331 DKK 6,671
      • SIN 13:00
        17h 25m
        1 stop
        WAS 14:00
        Singapore - Washington D.C. | Sun, Oct 11 | Normal Airline
        WAS 15:00
        6h
        Direct
        SIN 16:00
        Washington D.C. - Singapore | Tue, Oct 13 | Normal Airline
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      • SIN 23:55
        31h 35m
        1 stop
        IAD 18:30
        Singapore - Washington D.C. | Mon, Nov 16 | Air China
        DKK 3,644 DKK 4,283
        15% off
        15% off
        DKK 4,283 DKK 3,644
      • SIN 17:45
        37h 45m
        1 stop
        IAD 19:30
        Singapore - Washington D.C. | Mon, Oct 26 | Air China
        DKK 3,667 DKK 4,283
        14% off
        14% off
        DKK 4,283 DKK 3,667
      • SIN 17:45
        37h 45m
        1 stop
        IAD 18:30
        Singapore - Washington D.C. | Thu, Nov 5 | Air China
        DKK 3,686 DKK 4,283
        14% off
        14% off
        DKK 4,283 DKK 3,686
      • SIN 23:55
        31h 35m
        1 stop
        IAD 18:30
        Singapore - Washington D.C. | Mon, Nov 23 | Air China
        DKK 3,699
        14% off
        DKK 4,283 DKK 3,699
      • SIN 17:45
        37h 45m
        1 stop
        IAD 18:30
        Singapore - Washington D.C. | Thu, Nov 26 | Air China
        DKK 3,701
        14% off
        DKK 4,283 DKK 3,701
      • SIN 23:55
        31h 35m
        1 stop
        IAD 18:30
        Singapore - Washington D.C. | Mon, Nov 9 | Air China
        DKK 3,702
        14% off
        DKK 4,283 DKK 3,702
      • SIN 17:45
        37h 45m
        1 stop
        IAD 18:30
        Singapore - Washington D.C. | Mon, Nov 2 | Air China
        DKK 3,708
        13% off
        DKK 4,283 DKK 3,708
      • SIN 23:55
        31h 35m
        1 stop
        IAD 18:30
        Singapore - Washington D.C. | Thu, Nov 12 | Air China
        DKK 3,727
        13% off
        DKK 4,283 DKK 3,727
      • SIN 17:45
        37h 45m
        1 stop
        IAD 19:30
        Singapore - Washington D.C. | Thu, Oct 29 | Air China
        DKK 3,739
        13% off
        DKK 4,283 DKK 3,739
      • SIN 17:45
        37h 45m
        1 stop
        IAD 18:30
        Singapore - Washington D.C. | Thu, Dec 3 | Air China
        DKK 3,770
        12% off
        DKK 4,283 DKK 3,770
      • SIN 17:45
        37h 45m
        1 stop
        IAD 18:30
        Singapore - Washington D.C. | Thu, Nov 19 | Air China
        DKK 3,832
        11% off
        DKK 4,283 DKK 3,832
      • SIN 23:55
        31h 35m
        1 stop
        IAD 18:30
        Singapore - Washington D.C. | Mon, Dec 7 | Air China
        DKK 3,897
        9% off
        DKK 4,283 DKK 3,897
      • SIN 13:00
        17h 25m
        1 stop
        WAS 14:00
        Singapore - Washington D.C. | Sun, Oct 11 | Normal Airline
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Flight prices from Singapore Changi Airport to Dulles International Airport are based on the average fares across airlines for the next three months, based on Trip.com’s latest data.

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

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

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

Based on Trip.com data from the past 12 months, the cheapest one-way flights from Singapore Changi Airport to Dulles International Airport are usually in February, with an average price of DKK 4,461. March sees the highest fares, around DKK 11,142.

DKK 11,142
DKK 7,802
DKK 4,461
DKK 1,121
    Cheapest
  • DKK 4,963
    Oct
  • DKK 7,469
    Nov
  • DKK 5,503
    Dec
  • DKK 6,821
    Jan
  • DKK 4,461
    Feb
  • DKK 11,142
    Mar
  • DKK 8,053
    Apr
  • DKK 7,682
    May
  • DKK 7,256
    Jun
  • DKK 5,672
    Jul
  • DKK 5,838
    Aug
  • DKK 7,429
    Sep

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

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

DKK 8,120
DKK 7,015
DKK 5,909
DKK 4,804
    Cheapest
  • DKK 6,810
    Mon
  • DKK 6,371
    Tue
  • DKK 7,948
    Wed
  • DKK 5,909
    Thu
  • DKK 8,120
    Fri
  • DKK 7,848
    Sat
  • DKK 6,663
    Sun

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

The cheapest airline flying from Singapore Changi Airport to Dulles International Airport is Scoot (from DKK 3,180) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Scoot
From DKK 3,180
Thai AirAsia
From DKK 3,233
Thai Lion Air
From DKK 3,316
Cebu Pacific
From DKK 3,610
Air China
From DKK 3,644
Thai Airways
From DKK 3,826
Singapore Airlines
From DKK 3,860
Saudia
From DKK 3,929
Air India Express
From DKK 4,005
IndiGo
From DKK 4,033

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

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. EY499

    Singapore Changi Airport

    21:00

    SIN

    7h 20m

    Direct

    00:20

    AUH

    S M T W T F S
    Search

  2. EY005

    Zayed International Airport

    03:15

    AUH

    15h 30m

    Direct

    09:45

    IAD

    S M T W T F S

  3. CA970

    Singapore Changi Airport

    23:25

    SIN

    6h 35m

    Direct

    06:00

    PEK

    S - T W T F S
    Search

  4. CA817

    Beijing Capital International Airport

    16:00

    PEK

    15h 30m

    Direct

    19:30

    IAD

    - M - - T - -

  5. CA890

    Singapore Changi Airport

    17:55

    SIN

    6h 25m

    Direct

    00:20

    PEK

    S M T W T F S
    Search

  6. CA817

    Beijing Capital International Airport

    16:00

    PEK

    15h 30m

    Direct

    19:30

    IAD

    - M - - T - -

  7. 5J804

    Singapore Changi Airport

    01:10

    SIN

    3h 55m

    Direct

    05:05

    MNL

    S - - W - - -
    Search

  8. PR112

    Ninoy Aquino International Airport

    11:25

    MNL

    14h 35m

    Direct

    10:00

    LAX

    S M T W T F S

  9. AA3071

    Los Angeles International Airport

    21:42

    LAX

    4h 50m

    Direct

    05:32

    IAD

    S M T W T F S

  10. SL105

    Singapore Changi Airport

    21:45

    SIN

    2h 30m

    Direct

    23:15

    DMK

    S M T W T F S
    Search

  11. EY405

    Suvarnabhumi Airport

    15:55

    BKK

    6h 15m

    Direct

    19:10

    AUH

    S M T W T F S

  12. EY005

    Zayed International Airport

    03:15

    AUH

    15h 30m

    Direct

    09:45

    IAD

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

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

Flight distance 15,547.32km
Cheapest one-way ticket price DKK 3,644
Cheapest return ticket price DKK 5,223

FAQs for Singapore Changi Airport to Dulles International Airport Flights

  • What are the cheapest flights from Singapore Changi Airport to Dulles International Airport?

    One-way flights from Singapore Changi Airport to Dulles International Airport currently start from DKK 3,644, and round-trip fares start from DKK 5,223. The current lowest fare is a Air China flight departing on Mon, Nov 16; 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 Singapore Changi Airport to Dulles International Airport is DKK 7,839. Prices may vary depending on the departure date, airline, and availability.
  • Enter Singapore Changi Airport and Dulles International 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.

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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.