Which airlines fly to State of Washington?

Virgin Australia, United Airlines and Qantas Airways 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?

United Airlines 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.

$1,054 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.

17:15 - 09:30

ADL

PDX

32h 45m

2 stops

19:45 - 13:40

PDX

ADL

25h 25m

2 stops

$1,551Multiple Airlines

Thu, 7 May - Thu, 14 May

20:00 - 09:52

ADL

SEA

30h 22m

2 stops

05:40 - 13:55

SEA

ADL

39h 45m

2 stops

$1,570Air Canada

Wed, 15 Jul - Sun, 26 Jul

17:15 - 09:30

ADL

PDX

32h 45m

2 stops

19:45 - 13:40

PDX

ADL

25h 25m

2 stops

$1,582Multiple Airlines

Thu, 7 May - Thu, 14 May

06:00 - 12:51

ADL

SEA

23h 21m

2 stops

15:59 - 09:25

SEA

ADL

24h 56m

3 stops

$1,583Multiple Airlines

Thu, 16 Jul - Sun, 26 Jul

14:45 - 21:59

ADL

SEA

23h 44m

2 stops

12:00 - 08:00

SEA

ADL

27h 30m

2 stops

$1,587Multiple Airlines

Tue, 21 Jul - Wed, 5 Aug

06:00 - 12:51

ADL

SEA

23h 21m

2 stops

17:12 - 09:25

SEA

ADL

23h 43m

2 stops

$1,589Multiple Airlines

Tue, 21 Jul - Wed, 5 Aug

14:45 - 21:59

ADL

SEA

23h 44m

2 stops

12:00 - 08:00

SEA

ADL

27h 30m

2 stops

$1,593Multiple Airlines

Tue, 21 Jul - Wed, 5 Aug

20:00 - 14:22

ADL

SEA

34h 52m

2 stops

19:20 - 11:10

SEA

ADL

23h 20m

2 stops

$1,619Air Canada

Thu, 16 Jul - Sun, 26 Jul

06:05 - 00:59

ADL

PDX

35h 24m

2 stops

15:59 - 11:05

PDX

ADL

50h 36m

3 stops

$2,079United Airlines

Thu, 7 May - Thu, 14 May

10:10 - 16:49

ADL

PDX

47h 09m

3 stops

17:40 - 09:25

PDX

ADL

47h 15m

3 stops

$3,344Cathay Pacific

Thu, 7 May - Thu, 14 May

Air Canada flights from Adelaide to State of Washington

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

Air Canada

15 July

ADL20:00Adelaide

30h 22m

2 stops

SEA09:52Seattle/Tacoma Intl

26 July

SEA05:40Seattle/Tacoma Intl

39h 45m

2 stops

ADL13:55Adelaide

$1,570

Air Canada

16 July

ADL20:00Adelaide

34h 52m

2 stops

SEA14:22Seattle/Tacoma Intl

26 July

SEA19:20Seattle/Tacoma Intl

23h 20m

2 stops

ADL11:10Adelaide

$1,619

Air Canada

8 May

ADL19:00Adelaide

31h 35m

2 stops

SEA10:05Seattle/Tacoma Intl

15 May

SEA14:55Seattle/Tacoma Intl

30h 30m

2 stops

ADL13:55Adelaide

$1,698

Singapore Airlines flights from Adelaide to State of Washington

Our best Singapore Airlines deals on Adelaide to State of Washington flight tickets

Singapore Airlines

16 July

ADL09:10Adelaide

40h 05m

1 stop

SEA08:45Seattle/Tacoma Intl

26 July

SEA10:15Seattle/Tacoma Intl

28h 40m

1 stop

ADL07:25Adelaide

$2,125

Singapore Airlines

15 July

ADL09:10Adelaide

64h 05m

1 stop

SEA08:45Seattle/Tacoma Intl

25 July

SEA10:15Seattle/Tacoma Intl

37h 35m

1 stop

ADL16:20Adelaide

$2,178

Singapore Airlines

10 July

ADL17:35Adelaide

31h 40m

1 stop

SEA08:45Seattle/Tacoma Intl

24 July

SEA10:15Seattle/Tacoma Intl

61h 35m

1 stop

ADL16:20Adelaide

$2,270

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Thu 7/5

17:15-09:30

2 stops32h 45m

Portland

Thu 14/5

19:45-13:40

2 stops25h 25m

$1,551

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Wed 15/7

20:00-09:52

2 stops30h 22m

Seattle/Tacoma Intl

Sun 26/7

05:40-13:55

2 stops39h 45m

$1,570

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Thu 7/5

17:15-09:30

2 stops32h 45m

Portland

Thu 14/5

19:45-13:40

2 stops25h 25m

$1,582

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Thu 16/7

06:00-12:51

2 stops23h 21m

Seattle/Tacoma Intl

Sun 26/7

15:59-09:25

3 stops24h 56m

$1,583

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Tue 21/7

14:45-21:59

2 stops23h 44m

Seattle/Tacoma Intl

Wed 5/8

12:00-08:00

2 stops27h 30m

$1,587

Fastest return journey

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Tue 21/7

06:00-12:51

2 stops23h 21m

Seattle/Tacoma Intl

Wed 5/8

17:12-09:25

2 stops23h 43m

$1,589

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Tue 21/7

14:45-21:59

2 stops23h 44m

Seattle/Tacoma Intl

Wed 5/8

12:00-08:00

2 stops27h 30m

$1,593

AdelaideSeattle

ADL - SEA

ADLSEA

Adelaide

Thu 16/7

20:00-14:22

2 stops34h 52m

Seattle/Tacoma Intl

Sun 26/7

19:20-11:10

2 stops23h 20m

$1,619

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Thu 7/5

06:05-00:59

2 stops35h 24m

Portland

Thu 14/5

15:59-11:05

3 stops50h 36m

$2,079

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Thu 7/5

10:10-16:49

3 stops47h 09m

Portland

Thu 14/5

17:40-09:25

3 stops47h 15m

$3,344

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	23h 21m
Direct flights	None

The fastest flight from Adelaide to State of Washington takes 23h 21m

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 $1,195	Free cancellation	Rating 7.1 10,837 reviews	Search Air Canada flights
Qantas Airways	PriceFrom $1,285	Free cancellation	Rating 7.5 1,009 reviews	Search Qantas Airways flights
United Airlines	PriceFrom $1,510	Free cancellation	Rating 7.4 9,478 reviews	Search United Airlines flights
Virgin Australia	PriceFrom $1,622	Free cancellation	Rating 7.6 449 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.