Sydney (SYD) → Washington (IAD)

15,681 km
20h 6m flight
From $1990
Washington destination photo

About Sydney to Washington Flights

Discover the best flights from Sydney to Washington, covering 15,681 km in approximately 20h 6m. Sydney (SYD) to Washington (IAD) is one of the major long-haul routes connecting Australia and United States. With 7 major airlines operating this route, travelers have plenty of options to choose from. Whether you're traveling for business or leisure, our comprehensive guide helps you find the best deals, understand seasonal price variations, and choose the right airline for your journey from Sydney to Washington.

12-Month Price History

Flight prices from Sydney to Washington vary significantly throughout the year. February typically offers the best deals with average prices around $2762, while July sees the highest prices, averaging $4679. Savvy travelers can save up to 41% by choosing their travel dates wisely.

Best Time to Fly

Cheapest Month

February

Save up to 40% on average

Most Expensive

July

Peak season pricing

Book in Advance

74 days

For best prices

Booking Tips

For the best prices on Sydney to Washington flights, we recommend booking 91 days in advance. International flights typically see price increases as the departure date approaches, so early booking is advisable. Tuesday and Wednesday departures often offer the lowest fares, while Friday and Sunday flights tend to be more expensive due to business and leisure travel demand. Consider flying early morning or late evening for additional savings, as these off-peak times usually have lower demand.

Airlines Serving This Route

United Airlines

UA

Economy

$4430

Business

$19810

First

$25950

American Airlines

AA

Economy

$4450

Business

$18330

First

$26210

Jetstar Airways

JQ

Economy

$5070

Business

$17780

First

$32640

Virgin Australia

VA

Economy

$5080

Business

$17870

First

$31980

Qantas

QF

Economy

$5250

Business

$18240

First

$31110

Delta Air Lines

DL

Economy

$5590

Business

$17210

First

$26780

British Airways

BA

Economy

$5620

Business

$21660

First

$33960

Prices shown are estimates based on historical data. Actual prices may vary based on dates, availability, and current promotions.

Alternative Flight Options

Washington destination photo

SydneyWashington

Sydney Kingsford Smith (SYD) to Ronald Reagan Washington National (DCA)

Distance: 15,715 km

Average price: $3194

View this route →

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Frequently Asked Questions

How long is the flight from Sydney to Washington?

The flight time from Sydney (SYD) to Washington (IAD) is approximately 20 hours and 6 minutes. This duration is for direct flights and may vary depending on aircraft type, weather conditions, and air traffic.

What is the distance between Sydney and Washington?

The aerial distance between Sydney and Washington is 15,681 kilometers (9,744 miles). This is the straight-line distance, which is used to calculate flight times.

Which airlines fly from Sydney to Washington?

Several airlines operate flights between Sydney and Washington, including United Airlines, Qantas, Jetstar Airways and 4 more airlines. Most flights on this route include one or more stops.

What is the cheapest month to fly from Sydney to Washington?

Based on historical data, February typically offers the lowest airfares for flights from Sydney to Washington. However, prices can vary based on holidays, events, and airline promotions. We recommend checking our price calendar for the most up-to-date information.

How far in advance should I book my flight to Washington?

For the best prices on Sydney to Washington flights, we recommend booking 143 days in advance. International flights generally require earlier booking than domestic routes.

Do I need a visa to travel from Sydney to Washington?

Visa requirements depend on your nationality and the purpose of your visit. Citizens of Australia traveling to United States should check the latest visa requirements. Visit our partner site visarequirements.io for detailed visa information.

What is the time difference between Sydney and Washington?

Sydney operates on Australia/Sydney time zone, while Washington is in the America/New_York time zone. For current time differences and to plan your schedule, visit our partner site timezig.com for accurate timezone conversions.