Which airlines fly to State of Washington?

Virgin Australia, Qantas Airways and United 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 30% of people opting to fly with this airline when travelling to State of Washington. Keep in mind that there are 4 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?

Air New Zealand is the most popular carrier 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 March 2026, there are 4 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.

$926 Cheap Flights from Adelaide to Washington in 2026

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Find the cheapest flights from Adelaide to Washington

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

21:20 - 19:23

ADL

SEA

38h 33m

2 stops

15:40 - 11:50

SEA

ADL

27h 40m

2 stops

$1,404Air Canada

Mon, 20 Apr - Mon, 27 Apr

17:15 - 09:10

ADL

PDX

32h 25m

2 stops

19:05 - 13:30

PDX

ADL

25h 55m

2 stops

$1,512Multiple Airlines

Wed, 15 Apr - Wed, 22 Apr

16:30 - 19:05

ADL

PDX

43h 05m

2 stops

15:30 - 11:50

PDX

ADL

27h 50m

2 stops

$1,587Air Canada

Tue, 2 Jun - Sat, 6 Jun

16:30 - 09:30

ADL

PDX

33h 30m

2 stops

15:30 - 13:55

PDX

ADL

29h 55m

2 stops

$1,588Air Canada

Tue, 2 Jun - Sat, 6 Jun

16:30 - 09:30

ADL

PDX

33h 30m

2 stops

19:45 - 13:55

PDX

ADL

25h 40m

2 stops

$1,590Air Canada

Tue, 2 Jun - Sat, 6 Jun

06:25 - 05:11

ADL

PDX

39h 16m

2 stops

07:00 - 08:55

PDX

ADL

33h 25m

2 stops

$1,618Multiple Airlines

Thu, 23 Apr - Thu, 30 Apr

10:00 - 09:10

ADL

PDX

39h 40m

2 stops

15:15 - 22:00

PDX

ADL

38h 15m

2 stops

$1,622Multiple Airlines

Thu, 23 Apr - Thu, 30 Apr

08:50 - 23:59

ADL

SEA

31h 39m

2 stops

08:00 - 22:35

SEA

ADL

22h 05m

2 stops

$1,629Multiple Airlines

Fri, 24 Jul - Fri, 25 Sep

12:40 - 08:28

ADL

SEA

36h 18m

2 stops

08:00 - 08:55

SEA

ADL

32h 25m

2 stops

$1,650Multiple Airlines

Sat, 25 Apr - Sat, 2 May

17:35 - 08:45

ADL

SEA

31h 40m

1 stop

10:15 - 16:20

SEA

ADL

37h 35m

1 stop

$1,678Singapore Airlines

Fri, 24 Jul - Fri, 25 Sep

Air Canada flights from Adelaide to State of Washington

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

Air Canada

20 Apr

ADL21:20Adelaide

38h 33m

2 stops

SEA19:23Seattle/Tacoma Intl

27 Apr

SEA15:40Seattle/Tacoma Intl

27h 40m

2 stops

ADL11:50Adelaide

$1,404

Air Canada

2 June

ADL16:30Adelaide

43h 05m

2 stops

PDX19:05Portland

6 June

PDX15:30Portland

27h 50m

2 stops

ADL11:50Adelaide

$1,587

Air Canada

2 June

ADL16:30Adelaide

33h 30m

2 stops

PDX09:30Portland

6 June

PDX15:30Portland

29h 55m

2 stops

ADL13:55Adelaide

$1,588

Air New Zealand flights from Adelaide to State of Washington

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

Air New Zealand

21 July

ADL06:00Adelaide

32h 29m

3 stops

SEA21:59Seattle/Tacoma Intl

5 Aug

SEA17:20Seattle/Tacoma Intl

25h 05m

2 stops

ADL10:55Adelaide

$2,445

Air New Zealand

21 July

ADL06:00Adelaide

32h 29m

3 stops

SEA21:59Seattle/Tacoma Intl

5 Aug

SEA17:20Seattle/Tacoma Intl

25h 05m

2 stops

ADL10:55Adelaide

$2,466

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Mon 20/4

21:20-19:23

2 stops38h 33m

Seattle/Tacoma Intl

Mon 27/4

15:40-11:50

2 stops27h 40m

$1,404

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Wed 15/4

17:15-09:10

2 stops32h 25m

Portland

Wed 22/4

19:05-13:30

2 stops25h 55m

$1,512

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Tue 2/6

16:30-19:05

2 stops43h 05m

Portland

Sat 6/6

15:30-11:50

2 stops27h 50m

$1,587

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Tue 2/6

16:30-09:30

2 stops33h 30m

Portland

Sat 6/6

15:30-13:55

2 stops29h 55m

$1,588

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Tue 2/6

16:30-09:30

2 stops33h 30m

Portland

Sat 6/6

19:45-13:55

2 stops25h 40m

$1,590

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Thu 23/4

06:25-05:11

2 stops39h 16m

Portland

Thu 30/4

07:00-08:55

2 stops33h 25m

$1,618

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Thu 23/4

10:00-09:10

2 stops39h 40m

Portland

Thu 30/4

15:15-22:00

2 stops38h 15m

$1,622

Fastest return journey

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Fri 24/7

08:50-23:59

2 stops31h 39m

Seattle/Tacoma Intl

Fri 25/9

08:00-22:35

2 stops22h 05m

$1,629

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Sat 25/4

12:40-08:28

2 stops36h 18m

Seattle/Tacoma Intl

Sat 2/5

08:00-08:55

2 stops32h 25m

$1,650

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Fri 24/7

17:35-08:45

1 stop31h 40m

Seattle/Tacoma Intl

Fri 25/9

10:15-16:20

1 stop37h 35m

$1,678

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

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	30h 53m
Direct flights	None

The fastest flight from Adelaide to State of Washington takes 30h 53m

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 March 2026, there are 4 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 Canada	PriceFrom $1,172	Free cancellation	Rating 7.1 10,800 reviews	Search Air Canada flights
Qantas Airways	PriceFrom $1,261	Free cancellation	Rating 7.5 1,004 reviews	Search Qantas Airways flights
United Airlines	PriceFrom $1,482	Free cancellation	Rating 7.4 9,418 reviews	Search United Airlines flights
Virgin Australia	PriceFrom $1,591	Free cancellation	Rating 7.6 446 reviews	Search Virgin Australia 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.