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Look for other cheap flights to Washington, D.C. Dulles Intl

$895 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 26/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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.
American Airlines Logo
09:10 - 20:24
SYD
-
IAD
25h 14m
2 stops
American Airlines Logo
06:00 - 07:05
IAD
-
SYD
35h 05m
1 stop
$1,419American Airlines
Wed, 9 Sep - Sun, 20 Sep
American Airlines Logo
09:10 - 05:29
SYD
-
IAD
34h 19m
1 stop
American Airlines Logo
15:08 - 07:05
IAD
-
SYD
25h 57m
2 stops
$1,421American Airlines
Wed, 9 Sep - Sun, 20 Sep
EVA Air Logo
22:15 - 22:30
BNE
-
IAD
38h 15m
1 stop
EVA Air Logo
01:50 - 20:00
IAD
-
BNE
28h 10m
1 stop
$2,031EVA Air
Thu, 2 Jul - Sat, 18 Jul
EVA Air Logo
22:15 - 22:00
BNE
-
IAD
37h 45m
1 stop
EVA Air Logo
23:55 - 20:20
IAD
-
BNE
29h 25m
1 stop
$2,126EVA Air
Thu, 15 Oct - Sat, 7 Nov
Air Canada Logo
15:30 - 06:30
PER
-
IAD
51h 00m
2 stops
Air Canada Logo
08:29 - 12:55
IAD
-
PER
40h 26m
2 stops
$2,855Air Canada
Tue, 25 Aug - Tue, 8 Sep
Air Canada Logo
06:00 - 20:25
OOL
-
IAD
28h 25m
3 stops
Air Canada Logo
22:10 - 12:40
IAD
-
OOL
47h 30m
3 stops
$2,879Air Canada
Tue, 13 Oct - Mon, 2 Nov
Qantas Airways Logo
23:55 - 22:52
PER
-
IAD
34h 57m
2 stops
Qantas Airways Logo
19:31 - 17:00
IAD
-
PER
33h 29m
2 stops
$2,997Qantas Airways
Sun, 26 Jul - Sun, 2 Aug
Qantas Airways Logo
15:55 - 22:47
BNK
-
IAD
45h 52m
2 stops
Qantas Airways Logo
17:03 - 12:50
IAD
-
BNK
51h 47m
2 stops
$3,035Qantas Airways
Sun, 11 Oct - Sat, 7 Nov
Qatar Airways Logo
15:35 - 15:40
CBR
-
IAD
38h 05m
2 stops
Qatar Airways Logo
21:00 - 21:55
IAD
-
CBR
34h 55m
2 stops
$3,318Qatar Airways
Sun, 12 Jul - Sun, 19 Jul
Qatar Airways Logo
12:45 - 15:40
BNK
-
IAD
41h 55m
2 stops
Qatar Airways Logo
10:40 - 12:05
IAD
-
BNK
33h 25m
2 stops
$3,353Qatar Airways
Mon, 12 Oct - Sun, 8 Nov

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 30 May 2026.
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

Cheapest return flight

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Wed 9/9

09:10-20:24

2 stops25h 14m

Washington, D.C. Dulles Intl

Sun 20/9

06:00-07:05

1 stop35h 05m

$1,419
Fastest return journey

SydneyWashington, D.C.

SYD - IAD

SYDIAD

Sydney Kingsford Smith

Wed 9/9

09:10-05:29

1 stop34h 19m

Washington, D.C. Dulles Intl

Sun 20/9

15:08-07:05

2 stops25h 57m

$1,421

BrisbaneWashington, D.C.

BNE - IAD

BNEIAD

Brisbane

Thu 2/7

22:15-22:30

1 stop38h 15m

Washington, D.C. Dulles Intl

Sat 18/7

01:50-20:00

1 stop28h 10m

$2,031

BrisbaneWashington, D.C.

BNE - IAD

BNEIAD

Brisbane

Thu 15/10

22:15-22:00

1 stop37h 45m

Washington, D.C. Dulles Intl

Sat 7/11

23:55-20:20

1 stop29h 25m

$2,126

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Tue 25/8

15:30-06:30

2 stops51h 00m

Washington, D.C. Dulles Intl

Tue 8/9

08:29-12:55

2 stops40h 26m

$2,855

CoolangattaWashington, D.C.

OOL - IAD

OOLIAD

Coolangatta Gold Coast

Tue 13/10

06:00-20:25

3 stops28h 25m

Washington, D.C. Dulles Intl

Mon 2/11

22:10-12:40

3 stops47h 30m

$2,879

PerthWashington, D.C.

PER - IAD

PERIAD

Perth

Sun 26/7

23:55-22:52

2 stops34h 57m

Washington, D.C. Dulles Intl

Sun 2/8

19:31-17:00

2 stops33h 29m

$2,997

BallinaWashington, D.C.

BNK - IAD

BNKIAD

Ballina Byron

Sun 11/10

15:55-22:47

2 stops45h 52m

Washington, D.C. Dulles Intl

Sat 7/11

17:03-12:50

2 stops51h 47m

$3,035

CanberraWashington, D.C.

CBR - IAD

CBRIAD

Canberra

Sun 12/7

15:35-15:40

2 stops38h 05m

Washington, D.C. Dulles Intl

Sun 19/7

21:00-21:55

2 stops34h 55m

$3,318

BallinaWashington, D.C.

BNK - IAD

BNKIAD

Ballina Byron

Mon 12/10

12:45-15:40

2 stops41h 55m

Washington, D.C. Dulles Intl

Sun 8/11

10:40-12:05

2 stops33h 25m

$3,353

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 October. Flight prices, which tend to average around $358, 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 October, then December is your next best option. Flight prices from Australia to Washington, D.C. Dulles Intl Airport during December average around $414.

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 $1,702 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 $1,412 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 SYDNEYNovember15% cheaperFlying from Sydney to Washington, D.C. Dulles Intl Airport costs on average just $1,455 in November
MOST EXPENSIVE MONTH TO FLY TO WASHINGTON, D.C. DULLES INTL AIRPORT FROM SYDNEYJuly22% more expensiveIt costs about $2,079 for flights to Washington, D.C. Dulles Intl Airport from Sydney in July
MOST POPULAR MONTH TO FLY TO WASHINGTON, D.C. DULLES INTL AIRPORT FROM SYDNEYDecember373% 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

$895

Best Round-Trip Price

$1,419

Fastest flight time

24h 12m

Popular in

April
The best one-way flight price to Washington, D.C. from Australia in the last 5 days is $895 (Sydney Kingsford Smith to Washington, D.C. Dulles Intl).
Search Deals
The best round-trip flight price to Washington, D.C. from Australia in the last 5 days is $1,419 (Sydney Kingsford Smith to Washington, D.C. Dulles Intl).
Search Deals
The fastest flight to Washington, D.C. from Australia takes 24h 12m (Brisbane to Washington, D.C. Dulles Intl).
Search Deals
April has the highest demand for flights to Washington, D.C., with a 5% 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 55 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 $251 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.

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

You can find flights to Washington, D.C. Dulles Intl Airport from 9 airlines. If you’re unsure which to fly with, consider booking your flight with United Airlines, Air New Zealand or Air Canada as these are the most popular among our users. United Airlines is the most favoured with 51% 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 9 as of May 2026.

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

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.

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

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