How do I get Price Alerts for flights from Adelaide to State of Washington?

Confirm your travel details to search for the latest offers for flights from Adelaide to State of Washington . While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

How can I save money on flights from Adelaide to State of Washington with momondo?

Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

How does momondo find its flight prices?

We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

When did momondo last update prices for flights from Adelaide Airport to Washington?

Prices for flights from Adelaide Airport to Washington are updated daily.

How many operators does momondo search for flights from Adelaide Airport to Washington?

As of October 2026, there is 1 operator available to choose from for flights from Adelaide Airport to Washington.

How old do you have to be to fly from Adelaide Airport to Washington?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Adelaide Airport to Washington.

What documentation or ID do you need to fly to Washington?

The required travel and health documents for your Washington 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. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$1,826 Cheap Flights from Adelaide to Washington in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Adelaide to Washington

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Cheap return flights

Enter your travel dates to find the best prices.

06:10 - 09:27ADL Adelaide-SEA Seattle/Tacoma Intl

21h 47m2 stops Brisbane Vancouver Intl

10:10 - 18:10SEA Seattle/Tacoma Intl-ADL Adelaide

37h 30m2 stops Vancouver Intl Sydney Kingsford Smith

$1,826Multiple Airlines

Wed, 11 Nov - Sat, 14 Nov

17:05 - 09:32ADL Adelaide-SEA Seattle/Tacoma Intl

34h 57m3 stops Sydney Kingsford Smith Brisbane Vancouver Intl

19:05 - 18:10SEA Seattle/Tacoma Intl-ADL Adelaide

28h 35m2 stops Vancouver Intl Sydney Kingsford Smith

$1,864Multiple Airlines

Wed, 11 Nov - Sat, 14 Nov

19:55 - 09:27ADL Adelaide-SEA Seattle/Tacoma Intl

32h 02m2 stops Sydney Kingsford Smith Vancouver Intl

08:40 - 13:55SEA Seattle/Tacoma Intl-ADL Adelaide

34h 45m2 stops Vancouver Intl Sydney Kingsford Smith

$1,907Air Canada

Tue, 24 Nov - Tue, 15 Dec

06:00 - 09:27ADL Adelaide-SEA Seattle/Tacoma Intl

21h 57m2 stops Sydney Kingsford Smith Vancouver Intl

15:15 - 12:35SEA Seattle/Tacoma Intl-ADL Adelaide

26h 50m2 stops Vancouver Intl Sydney Kingsford Smith

$1,935Multiple Airlines

Tue, 24 Nov - Tue, 15 Dec

19:55 - 09:27ADL Adelaide-SEA Seattle/Tacoma Intl

32h 02m2 stops Sydney Kingsford Smith Vancouver Intl

08:40 - 13:55SEA Seattle/Tacoma Intl-ADL Adelaide

34h 45m2 stops Vancouver Intl Sydney Kingsford Smith

$2,262Air Canada

Tue, 24 Nov - Tue, 15 Dec

19:55 - 09:27ADL Adelaide-SEA Seattle/Tacoma Intl

32h 02m2 stops Sydney Kingsford Smith Vancouver Intl

08:40 - 13:55SEA Seattle/Tacoma Intl-ADL Adelaide

34h 45m2 stops Vancouver Intl Sydney Kingsford Smith

$2,263Air Canada

Tue, 24 Nov - Tue, 15 Dec

19:55 - 09:27ADL Adelaide-SEA Seattle/Tacoma Intl

32h 02m2 stops Sydney Kingsford Smith Vancouver Intl

08:40 - 13:55SEA Seattle/Tacoma Intl-ADL Adelaide

34h 45m2 stops Vancouver Intl Sydney Kingsford Smith

$2,266Air Canada

Tue, 24 Nov - Tue, 15 Dec

12:00 - 08:45ADL Adelaide-SEA Seattle/Tacoma Intl

39h 15m1 stop Hong Kong Intl

10:25 - 17:45SEA Seattle/Tacoma Intl-ADL Adelaide

36h 50m2 stops Hong Kong Intl Melbourne

$2,421Cathay Pacific

Wed, 11 Nov - Sat, 14 Nov

06:10 - 16:22ADL Adelaide-SEA Seattle/Tacoma Intl

28h 42m2 stops Melbourne San Francisco

17:35 - 22:30SEA Seattle/Tacoma Intl-ADL Adelaide

34h 25m2 stops San Francisco Brisbane

$2,694Virgin Australia

Thu, 10 Dec - Thu, 17 Dec

10:05 - 07:05ADL Adelaide-SEA Seattle/Tacoma Intl

63h 30m1 stop Singapore Changi

08:40 - 08:50SEA Seattle/Tacoma Intl-ADL Adelaide

29h 40m1 stop Singapore Changi

$3,184Singapore Airlines

Wed, 11 Nov - Sat, 14 Nov

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Qatar Airways flights from Adelaide to State of Washington

Our best Qatar Airways deals on Adelaide to State of Washington flight tickets

Qatar Airways

11 Dec

ADL22:00Adelaide

32h 10m

1 stop

SEA11:40Seattle/Tacoma Intl

18 Dec

SEA15:50Seattle/Tacoma Intl

30h 45m

1 stop

ADL17:05Adelaide

$4,531

Qatar Airways

19 Nov

ADL22:00Adelaide

32h 45m

1 stop

SEA12:15Seattle/Tacoma Intl

6 Dec

SEA15:50Seattle/Tacoma Intl

29h 35m

1 stop

ADL15:55Adelaide

$14,356

Cathay Pacific flights from Adelaide to State of Washington

Our best Cathay Pacific deals on Adelaide to State of Washington flight tickets

Cathay Pacific

11 Nov

ADL12:00Adelaide

39h 15m

1 stop

SEA08:45Seattle/Tacoma Intl

14 Nov

SEA10:25Seattle/Tacoma Intl

36h 50m

2 stops

ADL17:45Adelaide

$2,421

Cathay Pacific

11 Dec

ADL12:00Adelaide

39h 15m

1 stop

SEA08:45Seattle/Tacoma Intl

18 Dec

SEA10:03Seattle/Tacoma Intl

29h 57m

2 stops

ADL10:30Adelaide

$4,515

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

AdelaideSeattle

ADL Adelaide - SEA Seattle/Tacoma Intl

ADLSEA

Adelaide

Wed 11/11

06:10-09:27

2 stops21h 47m

Seattle/Tacoma Intl

Sat 14/11

10:10-18:10

2 stops37h 30m

$1,826

AdelaideSeattle

ADL Adelaide - SEA Seattle/Tacoma Intl

ADLSEA

Adelaide

Wed 11/11

17:05-09:32

3 stops34h 57m

Seattle/Tacoma Intl

Sat 14/11

19:05-18:10

2 stops28h 35m

$1,864

AdelaideSeattle

ADL Adelaide - SEA Seattle/Tacoma Intl

ADLSEA

Adelaide

Tue 24/11

19:55-09:27

2 stops32h 02m

Seattle/Tacoma Intl

Tue 15/12

08:40-13:55

2 stops34h 45m

$1,907

Fastest return journey

AdelaideSeattle

ADL Adelaide - SEA Seattle/Tacoma Intl

ADLSEA

Adelaide

Tue 24/11

06:00-09:27

2 stops21h 57m

Seattle/Tacoma Intl

Tue 15/12

15:15-12:35

2 stops26h 50m

$1,935

AdelaideSeattle

ADL Adelaide - SEA Seattle/Tacoma Intl

ADLSEA

Adelaide

Tue 24/11

19:55-09:27

2 stops32h 02m

Seattle/Tacoma Intl

Tue 15/12

08:40-13:55

2 stops34h 45m

$2,262

AdelaideSeattle

ADL Adelaide - SEA Seattle/Tacoma Intl

ADLSEA

Adelaide

Tue 24/11

19:55-09:27

2 stops32h 02m

Seattle/Tacoma Intl

Tue 15/12

08:40-13:55

2 stops34h 45m

$2,263

AdelaideSeattle

ADL Adelaide - SEA Seattle/Tacoma Intl

ADLSEA

Adelaide

Tue 24/11

19:55-09:27

2 stops32h 02m

Seattle/Tacoma Intl

Tue 15/12

08:40-13:55

2 stops34h 45m

$2,266

AdelaideSeattle

ADL Adelaide - SEA Seattle/Tacoma Intl

ADLSEA

Adelaide

Wed 11/11

12:00-08:45

1 stop39h 15m

Seattle/Tacoma Intl

Sat 14/11

10:25-17:45

2 stops36h 50m

$2,421

AdelaideSeattle

ADL Adelaide - SEA Seattle/Tacoma Intl

ADLSEA

Adelaide

Thu 10/12

06:10-16:22

2 stops28h 42m

Seattle/Tacoma Intl

Thu 17/12

17:35-22:30

2 stops34h 25m

$2,694

AdelaideSeattle

ADL Adelaide - SEA Seattle/Tacoma Intl

ADLSEA

Adelaide

Wed 11/11

10:05-07:05

1 stop63h 30m

Seattle/Tacoma Intl

Sat 14/11

08:40-08:50

1 stop29h 40m

$3,184

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

Cheap Adelaide to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Adelaide to State of Washington

Best price found	$1,826
Fastest flight time	21h 47m
Direct flights	None

The best flight deal from Adelaide to State of Washington found on momondo in the last 72 hours is $1,826

The fastest flight from Adelaide to State of Washington takes 21h 47m

There are no direct flights from Adelaide to State of Washington. There are no popular flight routes from Adelaide to State of Washington.

Search flight deals

Frequently asked questions about flying from Adelaide to Washington

When did momondo last update prices for flights from Adelaide Airport to Washington?
Prices for flights from Adelaide Airport to Washington are updated daily.
How many operators does momondo search for flights from Adelaide Airport to Washington?
As of October 2026, there is 1 operator available to choose from for flights from Adelaide Airport to Washington.
How old do you have to be to fly from Adelaide Airport to Washington?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Adelaide Airport to Washington.
What documentation or ID do you need to fly to Washington?
The required travel and health documents for your Washington 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. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Adelaide to State of Washington

Compare and see reviews for airlines that fly from Adelaide to State of Washington with momondo

Airline	Rating	Free cancellation	Price
United Airlines	PriceFrom $1,254	Free cancellation	Rating 7.3 10,451 reviews		Search United Airlines flights

Frequently asked questions about flying from Adelaide to Washington

How do I get Price Alerts for flights from Adelaide to State of Washington?
Confirm your travel details to search for the latest offers for flights from Adelaide to State of Washington. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.
How can I save money on flights from Adelaide to State of Washington with momondo?
Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.
How does momondo find its flight prices?
We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Why use momondo?

Why should I use momondo to find a flight deal from Adelaide to Washington?

Finding the right flight to Washington from Adelaide is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington quick and easy, saving you time and money.

Can I find flights from Adelaide to Washington with flexible booking policies on momondo?

Flights from Adelaide to Washington with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Adelaide to Washington?

momondo helps you find the best flight between Adelaide and Washington by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Adelaide to Washington flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.