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Changi Airport to Dulles International Airport flight

Explore the cheapest one-way and round-trip flights from Changi Airport to Dulles International Airport over the next 90 days, with one-way fares from €488 and round-trip from €699. Based on Trip.com's latest 7-day flight data.

      • SIN 5:45 PM
        37h 45m
        1 stop
        IAD 6:30 PM
        Singapore - Washington D.C. | Mon, Nov 23 | Air China
        IAD 10:00 PM
        29h 15m
        1 stop
        SIN 4:15 PM
        Washington D.C. - Singapore | Fri, Nov 27 | Air China
        €699 €982
        28% off
        28% off
        €982 €699
      • SIN 5:45 PM
        37h 45m
        1 stop
        IAD 6:30 PM
        Singapore - Washington D.C. | Thu, Nov 19 | Air China
        IAD 10:00 PM
        29h 15m
        1 stop
        SIN 4:15 PM
        Washington D.C. - Singapore | Tue, Nov 24 | Air China
        €699 €982
        28% off
        28% off
        €982 €699
      • SIN 5:45 PM
        37h 45m
        1 stop
        IAD 6:30 PM
        Singapore - Washington D.C. | Thu, Nov 12 | Air China
        IAD 10:00 PM
        29h 15m
        1 stop
        SIN 4:15 PM
        Washington D.C. - Singapore | Tue, Nov 17 | Air China
        €699 €982
        28% off
        28% off
        €982 €699
      • SIN 11:55 PM
        31h 35m
        1 stop
        IAD 6:30 PM
        Singapore - Washington D.C. | Mon, Nov 9 | Air China
        IAD 10:00 PM
        29h 15m
        1 stop
        SIN 4:15 PM
        Washington D.C. - Singapore | Fri, Nov 13 | Air China
        €699
        28% off
        €982 €699
      • SIN 11:55 PM
        31h 35m
        1 stop
        IAD 6:30 PM
        Singapore - Washington D.C. | Mon, Nov 2 | Air China
        IAD 10:00 PM
        29h 15m
        1 stop
        SIN 4:15 PM
        Washington D.C. - Singapore | Fri, Nov 6 | Air China
        €699
        28% off
        €982 €699
      • SIN 11:55 PM
        31h 35m
        1 stop
        IAD 6:30 PM
        Singapore - Washington D.C. | Mon, Nov 30 | Air China
        IAD 10:00 PM
        29h 15m
        1 stop
        SIN 4:15 PM
        Washington D.C. - Singapore | Fri, Dec 4 | Air China
        €794
        19% off
        €982 €794
      • SIN 5:45 PM
        37h 45m
        1 stop
        IAD 6:30 PM
        Singapore - Washington D.C. | Thu, Nov 26 | Air China
        IAD 10:00 PM
        29h 15m
        1 stop
        SIN 4:15 PM
        Washington D.C. - Singapore | Tue, Dec 1 | Air China
        €794
        19% off
        €982 €794
      • SIN 5:45 PM
        37h 45m
        1 stop
        IAD 6:30 PM
        Singapore - Washington D.C. | Mon, Nov 16 | Air China
        IAD 10:00 PM
        29h 15m
        1 stop
        SIN 4:15 PM
        Washington D.C. - Singapore | Fri, Nov 20 | Air China
        €794
        19% off
        €982 €794
      • SIN 11:55 PM
        31h 35m
        1 stop
        IAD 6:30 PM
        Singapore - Washington D.C. | Thu, Nov 5 | Air China
        IAD 10:00 PM
        29h 15m
        1 stop
        SIN 4:15 PM
        Washington D.C. - Singapore | Tue, Nov 10 | Air China
        €794
        19% off
        €982 €794
      • SIN 5:45 PM
        37h 45m
        1 stop
        IAD 6:30 PM
        Singapore - Washington D.C. | Thu, Dec 3 | Air China
        IAD 10:00 PM
        29h 15m
        1 stop
        SIN 4:15 PM
        Washington D.C. - Singapore | Tue, Dec 8 | Air China
        €794
        19% off
        €982 €794
      • SIN 5:45 PM
        37h 45m
        1 stop
        IAD 6:30 PM
        Singapore - Washington D.C. | Mon, Dec 7 | Air China
        IAD 10:00 PM
        29h 15m
        1 stop
        SIN 4:15 PM
        Washington D.C. - Singapore | Fri, Dec 11 | Air China
        €794
        19% off
        €982 €794
      • SIN 11:15 PM
        33h 10m
        1 stop
        IAD 7:25 PM
        Singapore - Washington D.C. | Tue, Nov 24 | Turkish Airlines
        IAD 1:30 PM
        39h 10m
        1 stop
        SIN 5:40 PM
        Washington D.C. - Singapore | Mon, Nov 30 | Turkish Airlines
        €893
        9% off
        €982 €893
      • SIN 1:00 PM
        17h 25m
        1 stop
        WAS 2:00 PM
        Singapore - Washington D.C. | Sun, Oct 11 | Normal Airline
        WAS 3:00 PM
        6h
        Nonstop
        SIN 4:00 PM
        Washington D.C. - Singapore | Tue, Oct 13 | Normal Airline
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      • SIN 11:55 PM
        31h 35m
        1 stop
        IAD 6:30 PM
        Singapore - Washington D.C. | Mon, Nov 16 | Air China
        €488 €574
        15% off
        15% off
        €574 €488
      • SIN 5:45 PM
        37h 45m
        1 stop
        IAD 7:30 PM
        Singapore - Washington D.C. | Mon, Oct 26 | Air China
        €491 €574
        14% off
        14% off
        €574 €491
      • SIN 5:45 PM
        37h 45m
        1 stop
        IAD 6:30 PM
        Singapore - Washington D.C. | Thu, Nov 5 | Air China
        €494 €574
        14% off
        14% off
        €574 €494
      • SIN 11:55 PM
        31h 35m
        1 stop
        IAD 6:30 PM
        Singapore - Washington D.C. | Mon, Nov 23 | Air China
        €495
        14% off
        €574 €495
      • SIN 5:45 PM
        37h 45m
        1 stop
        IAD 6:30 PM
        Singapore - Washington D.C. | Thu, Nov 26 | Air China
        €496
        14% off
        €574 €496
      • SIN 5:45 PM
        37h 45m
        1 stop
        IAD 6:30 PM
        Singapore - Washington D.C. | Thu, Nov 19 | Air China
        €496
        14% off
        €574 €496
      • SIN 11:55 PM
        31h 35m
        1 stop
        IAD 6:30 PM
        Singapore - Washington D.C. | Mon, Nov 9 | Air China
        €496
        14% off
        €574 €496
      • SIN 5:45 PM
        37h 45m
        1 stop
        IAD 6:30 PM
        Singapore - Washington D.C. | Mon, Nov 2 | Air China
        €497
        13% off
        €574 €497
      • SIN 11:55 PM
        31h 35m
        1 stop
        IAD 6:30 PM
        Singapore - Washington D.C. | Thu, Nov 12 | Air China
        €499
        13% off
        €574 €499
      • SIN 5:45 PM
        37h 45m
        1 stop
        IAD 7:30 PM
        Singapore - Washington D.C. | Thu, Oct 29 | Air China
        €501
        13% off
        €574 €501
      • SIN 5:45 PM
        37h 45m
        1 stop
        IAD 6:30 PM
        Singapore - Washington D.C. | Thu, Dec 3 | Air China
        €505
        12% off
        €574 €505
      • SIN 11:55 PM
        31h 35m
        1 stop
        IAD 6:30 PM
        Singapore - Washington D.C. | Mon, Dec 7 | Air China
        €522
        9% off
        €574 €522
      • SIN 1:00 PM
        17h 25m
        1 stop
        WAS 2:00 PM
        Singapore - Washington D.C. | Sun, Oct 11 | Normal Airline
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Displayed flight fares from Changi Airport to Dulles International Airport are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

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

What is the cheapest month for one-way flights from Changi Airport to Dulles International Airport?

Data is based on average one-way flight prices from Changi Airport to Dulles International Airport in Trip.com's database over the past 12 months.

Based on Trip.com’s data from the past 12 months, if you’re looking for a low-cost one-way ticket from Changi Airport to Dulles International Airport, the best time to buy is in February, with an average price of €597. You’ll want to avoid March, when the average price can reach as high as €1,492.

€1,492
€1,045
€597
€150
    Cheapest
  • €665
    Oct
  • €1,000
    Nov
  • €737
    Dec
  • €913
    Jan
  • €597
    Feb
  • €1,492
    Mar
  • €1,078
    Apr
  • €1,029
    May
  • €971
    Jun
  • €759
    Jul
  • €782
    Aug
  • €995
    Sep

What is the cheapest day of the week to fly from Changi Airport to Dulles International Airport?

The data is based on the past 12 months and shows the average ticket prices from Changi Airport to Dulles International Airport for each day of the week in the Trip.com database.

Based on Trip.com’s data from the past 12 months, the cheapest day to depart from Changi Airport to Dulles International Airport is Thursday, with average fares typically lower than other days. You’ll want to avoid flying on Friday, as ticket prices are usually the highest that day.

€1,087
€939
€791
€643
    Cheapest
  • €912
    Mon
  • €853
    Tue
  • €1,064
    Wed
  • €791
    Thu
  • €1,087
    Fri
  • €1,051
    Sat
  • €892
    Sun

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

The cheapest airline flying from Changi Airport to Dulles International Airport is Scoot (from €426) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Scoot
From €426
Thai AirAsia
From €433
Thai Lion Air
From €444
Cebu Pacific
From €484
Air China
From €488
Thai Airways
From €512
Singapore Airlines
From €517
Saudia
From €526
Air India Express
From €536
IndiGo
From €540

Find more flights and airlines

What is the flight schedule from 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

    Changi Airport

    9:00 PM

    SIN

    7h 20m

    Nonstop

    12:20 AM

    AUH

    S M T W T F S
    Search

  2. EY005

    Abu Dhabi Intl. Airport

    3:15 AM

    AUH

    15h 30m

    Nonstop

    9:45 AM

    IAD

    S M T W T F S

  3. CA970

    Changi Airport

    11:25 PM

    SIN

    6h 35m

    Nonstop

    6:00 AM

    PEK

    S - T W T F S
    Search

  4. CA817

    Beijing Capital Intl. Airport

    4:00 PM

    PEK

    15h 30m

    Nonstop

    7:30 PM

    IAD

    - M - - T - -

  5. CA890

    Changi Airport

    5:55 PM

    SIN

    6h 25m

    Nonstop

    12:20 AM

    PEK

    S M T W T F S
    Search

  6. CA817

    Beijing Capital Intl. Airport

    4:00 PM

    PEK

    15h 30m

    Nonstop

    7:30 PM

    IAD

    - M - - T - -

  7. 5J804

    Changi Airport

    1:10 AM

    SIN

    3h 55m

    Nonstop

    5:05 AM

    MNL

    S - - W - - -
    Search

  8. PR112

    Ninoy Aquino Intl. Airport

    11:25 AM

    MNL

    14h 35m

    Nonstop

    10:00 AM

    LAX

    S M T W T F S

  9. AA3071

    Los Angeles Intl. Airport

    9:42 PM

    LAX

    4h 50m

    Nonstop

    5:32 AM

    IAD

    S M T W T F S

  10. SL105

    Changi Airport

    9:45 PM

    SIN

    2h 30m

    Nonstop

    11:15 PM

    DMK

    S M T W T F S
    Search

  11. EY405

    Suvarnabhumi Intl. Airport

    3:55 PM

    BKK

    6h 15m

    Nonstop

    7:10 PM

    AUH

    S M T W T F S

  12. EY005

    Abu Dhabi Intl. Airport

    3:15 AM

    AUH

    15h 30m

    Nonstop

    9:45 AM

    IAD

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

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

Flight distance 15,547.32 km
Cheapest one-way ticket price €488
Cheapest return ticket price €699

FAQs for Changi Airport to Dulles International Airport Flights

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

    One-way flights from Changi Airport to Dulles International Airport currently start from €488, and round-trip fares start from €699. 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 Changi Airport to Dulles International Airport is €1,049. Prices may vary depending on the departure date, airline, and availability.
  • Enter 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.

Popular Destinations

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

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.