Sydney Kingsford Smith
Baltimore/Washington
2 stops
51h 33mJapan Airlines
Sydney Kingsford Smith
Washington, D.C. Dulles Intl
1 stop
41h 20mKorean Air
Brisbane
Washington, D.C. Dulles Intl
2 stops
42h 40mMultiple Airlines
Sydney Kingsford Smith
Washington, D.C. Dulles Intl
1 stop
35h 30mAir India
Sydney Kingsford Smith
Baltimore/Washington
3 stops
60h 49mSingapore Airlines
Sydney Kingsford Smith
Washington, D.C. Reagan-National
1 stop
20h 40mVirgin Australia
Sydney Kingsford Smith
Washington, D.C. Reagan-National
2 stops
46h 09mWashington, D.C. Reagan-National
Sydney Kingsford Smith
2 stops
30h 57mJapan Airlines
Sydney Kingsford Smith
Washington, D.C. Dulles Intl
1 stop
36h 45mWashington, D.C. Dulles Intl
Sydney Kingsford Smith
1 stop
31h 25mANA
Melbourne
Baltimore/Washington
2 stops
36h 44mBaltimore/Washington
Melbourne
2 stops
34h 00mCathay Pacific
Sydney Kingsford Smith
Washington, D.C. Dulles Intl
2 stops
32h 03mWashington, D.C. Dulles Intl
Sydney Kingsford Smith
1 stop
31h 25mMultiple Airlines
Sydney Kingsford Smith
Washington, D.C. Reagan-National
1 stop
20h 40mWashington, D.C. Reagan-National
Sydney Kingsford Smith
1 stop
23h 15mVirgin Australia
Melbourne
Washington, D.C. Dulles Intl
3 stops
44h 05mWashington, D.C. Dulles Intl
Melbourne
2 stops
44h 10mSingapore Airlines
January
$5,309
February
$4,590
March
$4,695
April
$4,673
May
$5,121
June
$5,485
July
$5,047
August
$5,085
September
$5,365
October
$4,759
November
$6,873
December
$6,319
Currently, February is the cheapest month in which you can book a business class flight to Washington, D.C.. Flying business class to Washington, D.C. in November will prove the most costly. There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.