Which airlines fly to State of Washington?

Virgin Australia, Qantas Airways and Singapore Airlines are the top three most popular airlines that fly to State of Washington from Adelaide according to our data. Virgin Australia is the first choice among our users, with 31% of people opting to fly with this airline when travelling to State of Washington. Keep in mind that there are 6 different airlines that fly to State of Washington on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Adelaide to Washington?

Qantas Airways, Qatar Airways, and Singapore Airlines are the most popular carriers operating 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 December 2025, there are 6 operators 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.

$1,463 Cheap Flights from Adelaide to Washington in 2025/26

1 adult

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14:55 - 23:06

ADL

PDX

26h 41m1 stop

23:59 - 09:30

PDX

ADL

63h 01m2 stops

$1,523United Airlines

Sat, 7 Feb - Sat, 14 Feb

14:55 - 12:34

ADL

PDX

40h 09m1 stop

19:57 - 09:30

PDX

ADL

19h 03m1 stop

$1,597United Airlines

Sat, 7 Feb - Sat, 14 Feb

06:00 - 18:55

ADL

PDX

31h 25m3 stops

23:59 - 09:30

PDX

ADL

63h 01m2 stops

$1,842United Airlines

Sat, 7 Feb - Sat, 14 Feb

14:55 - 23:06

ADL

PDX

26h 41m1 stop

13:40 - 09:30

PDX

ADL

25h 20m1 stop

$1,897Virgin Australia

Sat, 7 Feb - Sat, 14 Feb

06:10 - 15:01

ADL

SEA

26h 21m2 stops

15:40 - 13:55

SEA

ADL

28h 45m2 stops

$1,957Air Canada

Thu, 19 Mar - Mon, 23 Mar

06:10 - 18:30

ADL

PDX

30h 50m2 stops

09:50 - 22:30

PDX

ADL

42h 10m2 stops

$2,103Air Canada

Wed, 4 Feb - Sun, 8 Feb

08:30 - 16:14

ADL

SEA

25h 14m2 stops

19:35 - 08:30

SEA

ADL

19h 25m1 stop

$2,681Virgin Australia

Thu, 19 Mar - Mon, 23 Mar

09:00 - 14:46

ADL

PDX

24h 16m3 stops

15:15 - 10:55

PDX

ADL

25h 10m2 stops

$2,748Air New Zealand

Sat, 7 Feb - Sat, 14 Feb

09:10 - 08:45

ADL

SEA

40h 05m1 stop

10:15 - 16:20

SEA

ADL

37h 35m1 stop

$10,702Singapore Airlines

Thu, 28 May - Thu, 18 Jun

17:35 - 08:45

ADL

SEA

31h 40m1 stop

10:15 - 07:25

SEA

ADL

28h 40m1 stop

$10,902Singapore Airlines

Thu, 28 May - Thu, 18 Jun

Air Canada flights from Adelaide to State of Washington

Our best Air Canada deals on Adelaide to State of Washington flight tickets

Air Canada

19 Mar

ADL06:10Adelaide

26h 21m

2 stops

SEA15:01Seattle/Tacoma Intl

23 Mar

SEA15:40Seattle/Tacoma Intl

28h 45m

2 stops

ADL13:55Adelaide

$1,957

Find similar

Air Canada

4 Feb

ADL06:10Adelaide

30h 50m

2 stops

PDX18:30Portland

8 Feb

PDX09:50Portland

42h 10m

2 stops

ADL22:30Adelaide

$2,103

Find similar

Air Canada

4 Feb

ADL06:10Adelaide

30h 50m

2 stops

PDX18:30Portland

8 Feb

PDX15:15Portland

30h 35m

2 stops

ADL16:20Adelaide

$2,110

Find similar

Virgin Australia flights from Adelaide to State of Washington

Our best Virgin Australia deals on Adelaide to State of Washington flight tickets

Virgin Australia

7 Feb

ADL14:55Adelaide

26h 41m

1 stop

PDX23:06Portland

14 Feb

PDX13:40Portland

25h 20m

1 stop

ADL09:30Adelaide

$1,897

Find similar

Virgin Australia

19 Mar

ADL08:30Adelaide

25h 14m

2 stops

SEA16:14Seattle/Tacoma Intl

23 Mar

SEA19:35Seattle/Tacoma Intl

19h 25m

1 stop

ADL08:30Adelaide

$2,681

Find similar

Fly from

Fly to

Route

Depart

Return

Price

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Sat 7/2

14:55-23:06

1 stop26h 41m

Portland

Sat 14/2

23:59-09:30

2 stops63h 01m

$1,523

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Sat 7/2

14:55-12:34

1 stop40h 09m

Portland

Sat 14/2

19:57-09:30

1 stop19h 03m

$1,597

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Sat 7/2

06:00-18:55

3 stops31h 25m

Portland

Sat 14/2

23:59-09:30

2 stops63h 01m

$1,842

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Sat 7/2

14:55-23:06

1 stop26h 41m

Portland

Sat 14/2

13:40-09:30

1 stop25h 20m

$1,897

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Thu 19/3

06:10-15:01

2 stops26h 21m

Seattle/Tacoma Intl

Mon 23/3

15:40-13:55

2 stops28h 45m

$1,957

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Wed 4/2

06:10-18:30

2 stops30h 50m

Portland

Sun 8/2

09:50-22:30

2 stops42h 10m

$2,103

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Thu 19/3

08:30-16:14

2 stops25h 14m

Seattle/Tacoma Intl

Mon 23/3

19:35-08:30

1 stop19h 25m

$2,681

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Sat 7/2

09:00-14:46

3 stops24h 16m

Portland

Sat 14/2

15:15-10:55

2 stops25h 10m

$2,748

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Thu 28/5

09:10-08:45

1 stop40h 05m

Seattle/Tacoma Intl

Thu 18/6

10:15-16:20

1 stop37h 35m

$10,702

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Thu 28/5

17:35-08:45

1 stop31h 40m

Seattle/Tacoma Intl

Thu 18/6

10:15-07:25

1 stop28h 40m

$10,902

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Adelaide to State of Washington

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart on your flight to State of Washington is on a Tuesday when prices can be found for as low as $1,567. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to State of Washington on Sunday is $2,275.

What is the cheapest time of day to depart on your flight to State of Washington?

In the afternoon is the cheapest time of day to fly from Adelaide to State of Washington when you can find flight prices for as low as $1,742. Flying to State of Washington in the afternoon is an ideal time because this is during off-peak travel hours. Flights at midday are often more expensive, with an average ticket price of $2,335.

Can stopping save me money on Adelaide to State of Washington flights?

You could potentially save up to 8% on your flight if you consider stops on a Adelaide to State of Washington flight.

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

Fastest flight time	22h 02m
Direct flights	None

The fastest flight from Adelaide to State of Washington takes 22h 02m

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

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 December 2025, there are 6 operators 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
Air New Zealand	PriceFrom $914	Free cancellation	Rating 8.0 560 reviews	Search Air New Zealand flights
Qantas Airways	PriceFrom $1,335	Free cancellation	Rating 7.5 955 reviews	Search Qantas Airways flights
Singapore Airlines	PriceFrom $1,385	Free cancellation	Rating 8.1 1,421 reviews	Search Singapore Airlines flights
Air Canada	PriceFrom $1,436	Free cancellation	Rating 7.1 10,562 reviews	Search Air Canada flights
Virgin Australia	PriceFrom $1,686	Free cancellation	Rating 7.6 430 reviews	Search Virgin Australia flights
United Airlines	PriceFrom $1,698	Free cancellation	Rating 7.4 9,116 reviews	Search United Airlines flights

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.

An easier way to manage your State of Washington trip

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Popular Cities in Washington

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Cheap flights from Adelaide to Washington from $1,523

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Adelaide to Washington departing on 7/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Adelaide to Washington

Cheap return flights

Cheap one-way flights

Air Canada flights from Adelaide to State of Washington

Our best Air Canada deals on Adelaide to State of Washington flight tickets

Virgin Australia flights from Adelaide to State of Washington

Our best Virgin Australia deals on Adelaide to State of Washington flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Adelaide to Washington that are best for you.

See travel insights to Washington from

How to get the cheapest flight ticket from Adelaide to State of Washington

What is the cheapest day to depart on your flight to State of Washington?

What is the cheapest time of day to depart on your flight to State of Washington?

Can stopping save me money on Adelaide to State of Washington flights?

You could potentially save up to 8% on your flight if you consider stops on a Adelaide to State of Washington flight.

What is the cheapest airline that flies from Adelaide to Washington?

Qantas Airways, Qatar Airways, and Singapore Airlines are the most popular carriers operating from Adelaide to Washington

Which airlines fly to State of Washington?

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

Fastest flight time

Direct flights

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

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

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

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

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

Why use momondo?

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

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

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

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

An easier way to manage your State of Washington 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Washington

Popular Cities in Washington

Popular flights according to clicks in the last 7 days on momondo