Latest deals
Insights
When to book
FAQs
Price Alerts
Look for other cheap flights to Washington, D.C. Dulles Intl

$946 Cheap flights to Washington, D.C. Dulles Intl Airport

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Washington, D.C. Dulles Intl Airport departing on 15/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Australia to Washington, D.C. Dulles Intl Airport

Cheap return flights

Enter your travel dates to find the best prices.
Air Canada Logo
10:45 - 20:54
BNE
-
IAD
25h 09m2 stops
Air Canada Logo
09:45 - 08:45
IAD
-
BNE
32h 00m2 stops
$1,426Air Canada
Thu, 12 Feb - Thu, 19 Feb
Air Canada Logo
10:45 - 11:44
BNE
-
IAD
39h 59m2 stops
Air Canada Logo
22:13 - 08:45
IAD
-
BNE
43h 32m2 stops
$1,486Air Canada
Wed, 18 Feb - Sun, 22 Feb
United Airlines Logo
11:40 - 23:22
BNE
-
IAD
26h 42m2 stops
United Airlines Logo
18:15 - 07:30
IAD
-
BNE
22h 15m1 stop
$1,572United Airlines
Mon, 12 Jan - Sun, 25 Jan
United Airlines Logo
11:30 - 16:22
MEL
-
IAD
20h 52m1 stop
United Airlines Logo
16:11 - 09:30
IAD
-
MEL
25h 19m2 stops
$1,572United Airlines
Mon, 26 Jan - Mon, 2 Feb
Qantas Airways Logo
16:05 - 21:17
MEL
-
IAD
21h 12m1 stop
Qantas Airways Logo
06:00 - 05:00
IAD
-
MEL
31h 00m1 stop
$1,595Qantas Airways
Mon, 26 Jan - Mon, 2 Feb
Qantas Airways Logo
09:40 - 16:50
BNE
-
IAD
22h 10m1 stop
Qantas Airways Logo
17:52 - 06:30
IAD
-
BNE
21h 38m1 stop
$1,629Qantas Airways
Thu, 12 Feb - Thu, 19 Feb
Air New Zealand Logo
09:55 - 05:39
SYD
-
IAD
33h 44m2 stops
Air New Zealand Logo
08:30 - 10:40
IAD
-
SYD
36h 10m2 stops
$1,692Air New Zealand
Mon, 11 May - Sun, 24 May
Virgin Australia Logo
23:45 - 19:27
PER
-
IAD
31h 42m2 stops
Virgin Australia Logo
17:55 - 11:40
IAD
-
PER
29h 45m2 stops
$2,280Virgin Australia
Mon, 16 Mar - Mon, 6 Apr
Virgin Australia Logo
23:45 - 19:35
PER
-
IAD
32h 50m2 stops
Virgin Australia Logo
16:10 - 11:20
IAD
-
PER
30h 10m2 stops
$2,284Virgin Australia
Mon, 12 Jan - Sun, 8 Feb
Air New Zealand Logo
18:50 - 07:29
PER
-
IAD
48h 39m2 stops
Air New Zealand Logo
19:27 - 22:20
IAD
-
PER
62h 53m2 stops
$2,417Air New Zealand
Mon, 16 Mar - Mon, 6 Apr

momondo Fare Finder

 
Locate flights to Washington, D.C. Dulles Intl that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 78,305 searches and data was last updated on 31 December 2025.
Use the filters below to find and compare flights to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Route

Depart

Return

Price

BrisbaneWashington, D.C.

BNE - IAD

BNEIAD

Brisbane

Thu 12/2

10:45-20:54

2 stops25h 09m

Washington, D.C. Dulles Intl

Thu 19/2

09:45-08:45

2 stops32h 00m

$1,426

BrisbaneWashington, D.C.

BNE - IAD

BNEIAD

Brisbane

Wed 18/2

10:45-11:44

2 stops39h 59m

Washington, D.C. Dulles Intl

Sun 22/2

22:13-08:45

2 stops43h 32m

$1,486

BrisbaneWashington, D.C.

BNE - IAD

BNEIAD

Brisbane

Mon 12/1

11:40-23:22

2 stops26h 42m

Washington, D.C. Dulles Intl

Sun 25/1

18:15-07:30

1 stop22h 15m

$1,572

MelbourneWashington, D.C.

MEL - IAD

MELIAD

Melbourne

Mon 26/1

11:30-16:22

1 stop20h 52m

Washington, D.C. Dulles Intl

Mon 2/2

16:11-09:30

2 stops25h 19m

$1,572

MelbourneWashington, D.C.

MEL - IAD

MELIAD

Melbourne

Mon 26/1

16:05-21:17

1 stop21h 12m

Washington, D.C. Dulles Intl

Mon 2/2

06:00-05:00

1 stop31h 00m

$1,595

BrisbaneWashington, D.C.

BNE - IAD

BNEIAD

Brisbane

Thu 12/2

09:40-16:50

1 stop22h 10m

Washington, D.C. Dulles Intl

Thu 19/2

17:52-06:30

1 stop21h 38m

$1,629

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Mon 11/5

09:55-05:39

2 stops33h 44m

Washington, D.C. Dulles Intl

Sun 24/5

08:30-10:40

2 stops36h 10m

$1,692

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Mon 16/3

23:45-19:27

2 stops31h 42m

Washington, D.C. Dulles Intl

Mon 6/4

17:55-11:40

2 stops29h 45m

$2,280

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Mon 12/1

23:45-19:35

2 stops32h 50m

Washington, D.C. Dulles Intl

Sun 8/2

16:10-11:20

2 stops30h 10m

$2,284

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Mon 16/3

18:50-07:29

2 stops48h 39m

Washington, D.C. Dulles Intl

Mon 6/4

19:27-22:20

2 stops62h 53m

$2,417

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Washington, D.C. Dulles Intl Airport from

Flights to Washington, D.C. Dulles Intl Airport – Travel Insights & Trends

Get data-powered insights and trends for flights to Washington, D.C. Dulles Intl Airport to help you craft the best travel plan.

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

The cheapest month to fly to Washington, D.C. Dulles Intl Airport from Australia is in November. Flight prices, which tend to average around $1,552, are often lower during this time because this is during the off-season. If you’re not able to fly to Washington, D.C. Dulles Intl Airport in November, then March is your next best option. Flight prices from Australia to Washington, D.C. Dulles Intl Airport during March average around $1,572.

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Australia when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $1,839 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Australia for as low as $1,598 on momondo.

Cheapest flights to Washington, D.C. Dulles Intl

Find the cheapest flights to Washington, D.C. Dulles Intl from your nearest city or airport
Find flights from Sydney to Washington, D.C. Dulles Intl Airport
CHEAPEST MONTH TO FLY TO WASHINGTON, D.C. DULLES INTL AIRPORT FROM SYDNEYNovember16% cheaperFlying from Sydney to Washington, D.C. Dulles Intl Airport costs on average just $1,552 in November
MOST EXPENSIVE MONTH TO FLY TO WASHINGTON, D.C. DULLES INTL AIRPORT FROM SYDNEYDecember24% more expensiveIt costs about $2,299 for flights to Washington, D.C. Dulles Intl Airport from Sydney in December
MOST POPULAR MONTH TO FLY TO WASHINGTON, D.C. DULLES INTL AIRPORT FROM SYDNEYDecember351% more users visitedMore momondo users searched in flights to Washington, D.C. Dulles Intl Airport from Sydney in December than any other month

Cheap Washington, D.C. Dulles Intl Airport flight deals and tips

Summary info about Washington, D.C. Dulles Intl Airport flight prices, duration and airlines

Best One-Way Price

$946

Best Round-Trip Price

$1,426

Fastest flight time

30h 41m

Popular in

December
The best one-way flight price to Washington, D.C. from Australia in the last 72 hours is $946 (Perth to Washington, D.C. Dulles Intl).
Search Deals
The best round-trip flight price to Washington, D.C. from Australia in the last 72 hours is $1,426 (Brisbane to Washington, D.C. Dulles Intl).
Search Deals
The fastest flight to Washington, D.C. from Australia takes 30h 41m (Canberra to Washington, D.C. Dulles Intl).
Search Deals
December has the highest demand for flights to Washington, D.C., with a 12% price increase on average.
Search Deals

Frequently asked questions about flying to Washington, D.C. Dulles Intl Airport

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

Most travellers find the cheapest return flights to Washington, D.C. Dulles Intl Airport when choosing a flight departing in November.

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

Most flyers found that booking flight tickets 78 days in advance of their planned departure date is, on average, the best time to get cheap flights to Washington, D.C. Dulles Intl Airport.

Is there an alternative airport near Washington, D.C. Dulles Intl Airport?

Those flying to Washington, D.C. Dulles Intl Airport could potentially find better pricing at Washington, D.C. Reagan-National Airport (6 km from Washington, D.C. city centre) or Baltimore/Washington Airport (44 km from Washington, D.C. city centre) depending on the month and departure airport.

Is there a cheaper alternative to flying into Washington, D.C.?

With an average price of $312 per person, Baltimore/Washington Airport is the cheapest airport to fly into when planning your trip to Washington, D.C.. This price can fluctuate based on where you are flying from. momondo’s Airport-to-Airport Pricing Tool can help users find the best prices.

What is the absolute cheapest flight to Washington, D.C.?

The best price found on momondo to Washington, D.C. was $71/pp from New York, which is 84% cheaper than the average flight price to Washington, D.C.. To find the cheapest price to Washington, D.C. from your area, use momondo’s Airport-to-Airport Pricing Tool.

Which airlines fly to Washington, D.C. Dulles Intl Airport?

You can find flights to Washington, D.C. Dulles Intl Airport from 7 airlines. If you’re unsure which to fly with, consider booking your flight with United Airlines, Qantas Airways or Air Canada as these are the most popular among our users. United Airlines is the most favoured with 48% of momondo travellers booking flights with this airline.

When did momondo last update prices for flights to Washington, D.C. Dulles Intl Airport?

Prices for flights to Washington, D.C. Dulles Intl Airport are refreshed on a daily basis.

How many operators does momondo search for flights to Washington, D.C. Dulles Intl Airport?

The number of operators available for flights to Washington, D.C. Dulles Intl Airport is 7 as of December 2025.

How old do you have to be to fly to Washington, D.C. Dulles Intl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel to Washington, D.C. Dulles Intl Airport.

What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

The required travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
McLean
Winchester
Arlington

Why use momondo?

Why should I use momondo to find a flight deal to Washington, D.C.?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight to Washington, D.C.. momondo saves you time and could save you money on your trip.

Can I find flights to Washington, D.C. with flexible booking policies on momondo?

All flight searches to Washington, D.C. on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights to Washington, D.C.?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight to Washington, D.C..

I’m not ready to book a flight to Washington, D.C. right now. Can momondo alert me if prices change?

Price alerts on flights to Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Washington, D.C. Dulles Intl trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 30/1
Fri 6/2
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Washington, D.C. Dulles Intl Airport IAD

Fly your favourite airline to Washington, D.C. Dulles Intl Airport

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
United Airlines flights to Washington, D.C. Dulles Intl Airportfrom $608
Qantas Airways
Air Canada flights to Washington, D.C. Dulles Intl Airportfrom $1,288
Air New Zealand
Virgin Australia
Qatar Airways
American Airlines