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Flights from Sydney to Washington D.C.

Find cheap airlines flights from Sydney to Washington D.C.

You can choose from 2 airlines that fly from Sydney to Washington D.C., including Delta Air Lines, American Airlines, Delta Air Lines has lowest fares on this route.
Delta Air Lines logo Delta Air Lines
American Airlines logo American Airlines
Airlines are determined based on actual purchased flight tickets from Sydney to Washington D.C. according to previous 12 months data from Trip.com.

Find flight deals from Sydney to Washington D.C. for the next 3 months. Book one way flights from $634 or round trip flights from $1,328.

      • SYD 9:10 AM
        33h 50m
        1 stop
        IAD 5:00 AM
        Sydney - Washington D.C. | Tue, Aug 4 | American Airlines
        IAD 6:00 AM
        35h 5m
        1 stop
        SYD 7:05 AM
        Washington D.C. - Sydney | Sun, Aug 9 | American Airlines
        $1,328 $2,505
        47% off
        47% off
        $2,505 $1,328
      • SYD 9:10 AM
        25h 19m
        1 stop
        DCA 8:29 PM
        Sydney - Washington D.C. | Tue, Aug 4 | Qantas Airways
        IAD 6:00 AM
        35h 5m
        1 stop
        SYD 7:05 AM
        Washington D.C. - Sydney | Sun, Aug 9 | American Airlines
        $1,380 $2,505
        45% off
        45% off
        $2,505 $1,380
      • SYD 9:15 AM
        20h 20m
        1 stop
        DCA 3:35 PM
        Sydney - Washington D.C. | Tue, Aug 4 | Delta Air Lines
        DCA 4:45 PM
        24h 5m
        1 stop
        SYD 6:50 AM
        Washington D.C. - Sydney | Sun, Aug 9 | Delta Air Lines
        $1,987 $2,505
        21% off
        21% off
        $2,505 $1,987
      • SYD 2:50 PM
        38h 50m
        1 stop
        IAD 3:40 PM
        Sydney - Washington D.C. | Tue, Jul 14 | Qatar Airways
        IAD 11:05 AM
        29h 5m
        1 stop
        SYD 6:10 AM
        Washington D.C. - Sydney | Tue, Jul 21 | Qatar Airways
        $2,026
        19% off
        $2,505 $2,026
      • SYD 10:20 AM
        20h 27m
        1 stop
        DCA 4:47 PM
        Sydney - Washington D.C. | Tue, Jul 14 | United Airlines
        IAD 10:21 PM
        42h 34m
        1 stop
        SYD 6:55 AM
        Washington D.C. - Sydney | Tue, Jul 21 | United Airlines
        $2,026
        19% off
        $2,505 $2,026
      • SYD 2:50 PM
        38h 50m
        1 stop
        IAD 3:40 PM
        Sydney - Washington D.C. | Tue, Aug 4 | Qatar Airways
        IAD 9:00 PM
        30h 10m
        1 stop
        SYD 5:10 PM
        Washington D.C. - Sydney | Sun, Aug 9 | American Airlines
        $2,075
        17% off
        $2,505 $2,075
      • SYD 9:15 AM
        20h 20m
        1 stop
        DCA 3:35 PM
        Sydney - Washington D.C. | Thu, Jul 9 | Delta Air Lines
        DCA 4:45 PM
        24h 5m
        1 stop
        SYD 6:50 AM
        Washington D.C. - Sydney | Sun, Jul 12 | Delta Air Lines
        $2,083
        17% off
        $2,505 $2,083
      • SYD 9:10 AM
        21h 20m
        1 stop
        DCA 4:30 PM
        Sydney - Washington D.C. | Thu, Jun 18 | American Airlines
        DCA 8:29 AM
        32h 36m
        1 stop
        SYD 7:05 AM
        Washington D.C. - Sydney | Thu, Jun 25 | American Airlines
        $2,091
        17% off
        $2,505 $2,091
      • SYD 9:30 AM
        23h 18m
        1 stop
        IAD 6:48 PM
        Sydney - Washington D.C. | Thu, Jun 18 | United Airlines
        IAD 1:10 PM
        27h 50m
        1 stop
        SYD 7:00 AM
        Washington D.C. - Sydney | Thu, Jun 25 | United Airlines
        $2,116
        16% off
        $2,505 $2,116
      • SYD 9:15 AM
        20h 20m
        1 stop
        DCA 3:35 PM
        Sydney - Washington D.C. | Tue, Jun 30 | Delta Air Lines
        DCA 4:45 PM
        24h 5m
        1 stop
        SYD 6:50 AM
        Washington D.C. - Sydney | Mon, Jul 6 | Delta Air Lines
        $2,129
        15% off
        $2,505 $2,129
      • SYD 1:00 PM
        17h 25m
        1 stop
        WAS 2:00 PM
        Sydney - Washington D.C. | Sun, Jun 14 | Normal Airline
        WAS 3:00 PM
        6h
        Nonstop
        SYD 4:00 PM
        Washington D.C. - Sydney | Tue, Jun 16 | Normal Airline
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      • SYD 9:15 AM
        25h 40m
        1 stop
        DCA 8:55 PM
        Sydney - Washington D.C. | Thu, Aug 6 | Delta Air Lines
        $634 $885
        28% off
        28% off
        $885 $634
      • SYD 9:10 AM
        25h 45m
        1 stop
        DCA 8:55 PM
        Sydney - Washington D.C. | Thu, Aug 6 | American Airlines
        $656 $885
        26% off
        26% off
        $885 $656
      • SYD 9:10 AM
        25h 45m
        1 stop
        DCA 8:55 PM
        Sydney - Washington D.C. | Thu, Aug 6 | Qantas Airways
        $675 $885
        24% off
        24% off
        $885 $675
      • SYD 9:15 AM
        25h 14m
        1 stop
        DCA 8:29 PM
        Sydney - Washington D.C. | Wed, Jul 29 | Delta Air Lines
        $711
        20% off
        $885 $711
      • SYD 9:15 AM
        33h 45m
        1 stop
        IAD 5:00 AM
        Sydney - Washington D.C. | Tue, Jul 28 | Delta Air Lines
        $711
        20% off
        $885 $711
      • SYD 9:15 AM
        33h 46m
        1 stop
        IAD 5:01 AM
        Sydney - Washington D.C. | Thu, Jun 18 | Delta Air Lines
        $716
        19% off
        $885 $716
      • SYD 9:10 AM
        25h 19m
        1 stop
        DCA 8:29 PM
        Sydney - Washington D.C. | Wed, Jul 29 | American Airlines
        $731
        17% off
        $885 $731
      • SYD 9:10 AM
        33h 50m
        1 stop
        IAD 5:00 AM
        Sydney - Washington D.C. | Tue, Jul 28 | American Airlines
        $731
        17% off
        $885 $731
      • SYD 9:10 AM
        33h 50m
        1 stop
        IAD 5:00 AM
        Sydney - Washington D.C. | Wed, Jul 29 | Qantas Airways
        $749
        15% off
        $885 $749
      • SYD 9:10 AM
        33h 50m
        1 stop
        IAD 5:00 AM
        Sydney - Washington D.C. | Tue, Jul 28 | Qantas Airways
        $752
        15% off
        $885 $752
      • SYD 1:00 PM
        17h 25m
        1 stop
        WAS 2:00 PM
        Sydney - Washington D.C. | Sun, Jun 14 | Normal Airline
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Displayed flight fares from Sydney to Washington D.C. are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flight Info | Sydney to Washington D.C.

The distance between Sydney and Washington D.C. is approximately 15,716.63 km. Based on Trip.com's data travel demand peaks in January. The off-season for travel is October.

Cheapest one-way flight price$634
Cheapest round-trip ticket price$1,328
Off-season for travelOctober
Peak season for travelJanuary
Flight distance15,716.63 km
Popular airlineDelta Air Lines
Flight statistics for the Sydney–Washington D.C. route are based on aggregated booking data from Trip.com over the past 12 months.

Frequently Asked Questions

  • What are the cheapest flights from Sydney to Washington D.C. (SYD-WAS)?

    Based on Trip.com data, Delta Air Lines offers one-way fares as low as $634 on Cheapest nonstop routes (e.g. SYD to DCA on Thu, Aug 6), while American Airlines offers Cheapest nonstop round-trips from $1,328 departing on Tue, Aug 4 and returning on Sun, Aug 9.
  • At the moment, you can catch a nonstop flight from Sydney to Washington D.C. with the following airlines, including: Delta Air Lines American Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Sydney to Washington D.C. is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Sydney to Washington D.C., you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Thu, Aug 6, with one-way flights priced at just $634.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Delta Air Lines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Washington D.C. travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Sydney to Washington D.C. is October, when demand for travel is lower.
  • After crunching the numbers on our June flight calendar, it's currently cheapest to fly from Sydney to Washington D.C. on June 18, 2026 with Delta Air Lines, with prices starting at $830.
  • You can land at any one of the following hubs in Washington D.C., with Sydney Airport to Ronald Reagan Washington National Airport (SYD-DCA) is by far the most common option on this route: Dulles International Airport (IAD) Ronald Reagan Washington National Airport (DCA).
  • The time difference between Washington D.C. and Sydney is 15h.
  • Tickets can only be changed or canceled if permitted by airline policy. 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. However, 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.

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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.