Cheap flights from Washington, D.C., United States to Sydney, Australia

Flights starting at £637. Choose between Spirit Airlines, Alaska Airlines, or Fiji Airways to find the best price.

Make your travel wishlist, we'll do the rest
Hidden deals
Effortless booking
Travel hacking

Tips to know when travelling to Sydney

Mailbox
Receive exclusive deals by email
Travelers usually depart from Washington Dulles International, Baltimore–Washington International, or Ronald Reagan Washington National when they travel from Washington, D.C. to Sydney. The most popular airlines for this route are Spirit Airlines, Alaska Airlines, Fiji Airways, Jetstar Airways, and Hawaiian Airlines. Washington, D.C. and Sydney have 205 direct flights per week. When you arrive at Sydney, consider visiting Sydney Opera House, and Blue Mountains.

Check-in for a flight from Washington, D.C. to Sydney

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
Spirit AirlinesNKSNKNoOpens 24 days before flight
Closes 1 hours before flight
Alaska AirlinesASAASNoOpens 24 days before flight
Closes 1 hours before flight
Fiji AirwaysFJIFJYesNo
Jetstar AirwaysJSTJQNo0
0
Hawaiian AirlinesHALHANoNo

Weather in Sydney

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January26°C20°C
February25°C20°C
March24°C19°C
April22°C16°C
May19°C13°C
June17°C11°C
July16°C10°C
August17°C10°C
September20°C12°C
October21°C14°C
November23°C16°C
December24°C18°C
Hottest Month
26°C
January
Coldest month
10°C
July
Sunny days
302
days per year

14 day forecast

Friday
3 May
99%
17°C14°C
10 May
88%
20°C16°C
Saturday
4 May
88%
18°C16°C
11 May
86%
19°C16°C
Sunday
5 May
83%
16°C14°C
12 May
89%
20°C14°C
Monday
6 May
89%
20°C17°C
13 May
88%
18°C15°C
Tuesday
7 May
87%
18°C17°C
14 May
20°C14°C
Wednesday
8 May
76%
19°C16°C
15 May
75%
20°C15°C
Thursday
9 May
85%
18°C16°C
16 May
19°C13°C

Frequently asked questions

What are the most popular routes to and from Washington, D.C.?
What are the most popular routes to and from Sydney?
Which airports are there in Washington, D.C.?
What airports are near Washington, D.C.?
What airports are near Sydney?
Is it possible to combine flights, buses, and trains in one itinerary when traveling between Washington, D.C. and Sydney?
What is Virtual Interlining and how do I use it?
Which airlines fly between Washington, D.C. and Sydney?
When's the best time to travel between Washington, D.C. and Sydney?
What flights operate between Washington, D.C. and Sydney?
How many airports are there near Washington, D.C.?
How many airports are there near Sydney?
What time do nonstop (direct) flights between Washington, D.C. and Sydney depart?
What time do nonstop (direct) flights between Washington, D.C. and Sydney arrive?
What time do flights between Washington, D.C. and Sydney depart?
What time do flights between Washington, D.C. and Sydney arrive?

Explore alternative trips

Flights from Washington, D.C.

Flights to Sydney

Popular routes

The nearest countries with flights to Sydney

Here is a list of countries people are flying from

Other destination countries from Washington, D.C.

Here is a list of countries people are flying to
Find the best connection from Washington, D.C. to Sydney
Search flights, trains & buses
We hack the system,
you fly for less