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$729+ Cheap flights from Washington to Adelaide (ADL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — ADL
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
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Cheap flight deals from Washington to Adelaide

Discover tips and strategies to find the most affordable flight options for your journey from Washington (USWA) to Adelaide (ADL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 21, 2024.

Find flight deals from Washington to Adelaide

Cheapest flights from Washington to Adelaide
Explore the most affordable flight options available from Washington to Adelaide. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2024.

This Air Canada deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/257:15 pmSEA - ADL
2 stops26h 55mMultiple Airlines
Sun 2/96:15 amADL - SEA
2 stops22h 05mMultiple Airlines
Deal found 11/20$1,681
This Trip.com deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/44:05 pmSEA - ADL
1 stop30h 30mQatar Airways
Tue 12/106:20 pmADL - SEA
2 stops35h 50mQatar Airways
Deal found 11/19$1,847
This United deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/251:55 pmSEA - ADL
2 stops29h 45mUnited Airlines
Sun 2/911:35 amADL - SEA
3 stops52h 15mUnited Airlines
Deal found 11/20$1,906
This Flightnetwork deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/45:45 amSEA - ADL
2 stops34h 35mAir New Zealand
Tue 12/108:00 pmADL - SEA
3 stops44h 30mAir New Zealand
Deal found 11/19$2,129
This Cathay Pacific deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/255:59 pmSEA - ADL
3 stops46h 51mCathay Pacific
Sun 2/912:00 pmADL - SEA
3 stops40h 30mCathay Pacific
Deal found 11/20$2,903
This KAYAK deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/184:05 pmSEA - ADL
1 stop34h 15mEmirates
Fri 12/2710:40 pmADL - SEA
1 stop32h 25mEmirates
Deal found 11/20$3,784

Find flights from Washington to Adelaide within your budget

Customize your flight search to find flights from Washington to Adelaide that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,612,795 searches. Data last updated November 21, 2024.

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SeattleAdelaide

SEA - ADL

SEAADL

Seattle/Tacoma Intl

Sun 3/16

3:05 pm-7:10 pm

2 stops34h 35m

Adelaide

Sat 3/22

6:50 pm-9:50 am

2 stops32h 30m

$1,276

PortlandAdelaide

PDX - ADL

PDXADL

Portland

Mon 2/17

7:05 pm-10:00 pm

2 stops32h 25m

Adelaide

Tue 3/11

6:10 am-6:24 pm

2 stops29h 44m

$1,291

SeattleAdelaide

SEA - ADL

SEAADL

Seattle/Tacoma Intl

Sun 3/16

5:05 pm-5:05 pm

1 stop30h 30m

Adelaide

Sat 3/22

6:20 pm-12:40 pm

2 stops35h 50m

$1,531

SeattleAdelaide

SEA - ADL

SEAADL

Seattle/Tacoma Intl

Sun 3/16

9:40 am-8:45 am

1 stop29h 35m

Adelaide

Sat 3/22

10:10 am-8:10 am

1 stop39h 30m

$1,646

SeattleAdelaide

SEA - ADL

SEAADL

Seattle/Tacoma Intl

Sun 1/5

8:15 am-9:50 pm

2 stops43h 05m

Adelaide

Sun 1/12

8:20 am-9:20 pm

2 stops31h 30m

$1,827

PortlandAdelaide

PDX - ADL

PDXADL

Portland

Mon 2/17

7:05 pm-4:00 pm

2 stops26h 25m

Adelaide

Tue 3/11

12:50 pm-11:35 pm

3 stops52h 15m

$1,929

SeattleAdelaide

SEA - ADL

SEAADL

Seattle/Tacoma Intl

Mon 1/6

1:55 pm-12:15 pm

3 stops51h 50m

Adelaide

Mon 1/13

1:15 pm-6:50 pm

2 stops24h 05m

$2,217

PortlandAdelaide

PDX - ADL

PDXADL

Portland

Tue 12/10

10:10 am-10:50 am

2 stops30h 10m

Adelaide

Mon 12/23

8:00 pm-10:21 am

2 stops32h 51m

$2,277

PortlandAdelaide

PDX - ADL

PDXADL

Portland

Tue 12/10

9:54 am-4:20 pm

2 stops35h 56m

Adelaide

Sun 12/22

6:10 am-8:23 pm

2 stops32h 43m

$2,309

PortlandAdelaide

PDX - ADL

PDXADL

Portland

Mon 2/17

1:33 pm-6:35 am

3 stops46h 32m

Adelaide

Tue 3/11

12:50 pm-4:26 pm

3 stops45h 06m

$2,360

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/21

Showing 1-10 of 19 results
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Best time to book a flight from Washington to Adelaide

Have a flexible travel schedule? Discover the best time to fly to Adelaide from Washington with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Washington to Adelaide

Get recent, data-driven insights about flights from Washington to Adelaide including ideal travel times, pricing trends, and more.

What is the cheapest time of day to fly from WA to ADL?

Find hourly flight availability from Washington to Adelaide. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 21, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from State of Washington to Adelaide as you normally would.

Rainfall in Adelaide by month

Plan your trip to Adelaide by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Adelaide ranges from 0.4 - 2.4 inches per month. July is typically the wettest month, when rainfall can reach 2.4 in. January is typically the driest time to visit Adelaide when rainfall is around 0.4 in.

Temperature in Adelaide by month

Plan your trip to Adelaide by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Adelaide, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Adelaide

Get insights into the airlines that provide service to Adelaide. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Adelaide. Reviews last updated November 21, 2024.
Read reviews from past customers who have flown Air New Zealand, Qatar Airways and United Airlines from Washington to Adelaide. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very good
1,338 reviews

Comfort

8.0

Food

7.7

Crew

8.6

Overall

8.1

Boarding

8.3

Entertainment

8.0

Reviews

1 / 10

Sin to amd was not good flight. Food was bad. It was like few days old.

Singapore Airlines
8.1
Very good
1,338 reviews
Singapore Airlines
8.1
Very good
1,338 reviews

Comfort

8.0

Food

7.7

Crew

8.6

Overall

8.1

Boarding

8.3

Entertainment

8.0

Reviews

1 / 10

Sin to amd was not good flight. Food was bad. It was like few days old.

Fiji Airways
8.1
Very good
200 reviews
Singapore Airlines
8.1
Very good
1,338 reviews

Comfort

8.0

Food

7.7

Crew

8.6

Overall

8.1

Boarding

8.3

Entertainment

8.0

Reviews

1 / 10

Sin to amd was not good flight. Food was bad. It was like few days old.

Air New Zealand
8.1
Very good
529 reviews
Singapore Airlines
8.1
Very good
1,338 reviews

Comfort

8.0

Food

7.7

Crew

8.6

Overall

8.1

Boarding

8.3

Entertainment

8.0

Reviews

1 / 10

Sin to amd was not good flight. Food was bad. It was like few days old.

Qantas Airways
7.6
Good
820 reviews
Singapore Airlines
8.1
Very good
1,338 reviews

Comfort

8.0

Food

7.7

Crew

8.6

Overall

8.1

Boarding

8.3

Entertainment

8.0

Reviews

1 / 10

Sin to amd was not good flight. Food was bad. It was like few days old.

Cathay Pacific
7.6
Good
878 reviews
Singapore Airlines
8.1
Very good
1,338 reviews

Comfort

8.0

Food

7.7

Crew

8.6

Overall

8.1

Boarding

8.3

Entertainment

8.0

Reviews

1 / 10

Sin to amd was not good flight. Food was bad. It was like few days old.

Related info for your journey

Find useful and relevant information for your journey from Washington to Adelaide. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Adelaide from Washington?

    Located just 4.1 mi from the city center, Adelaide (ADL) is the airport most travelers will use when flying to Adelaide from Washington.

  • What are the cheapest airlines to fly from State of Washington to Adelaide one-way?

    The cheapest airlines for a one-way flight from State of Washington to Adelaide are Fiji Airways ($1,348), Qatar Airways ($1,524), and United Airlines ($3,393).

  • Can I find deals for flights from Washington to Adelaide that include hotel bookings?

    Yes. In addition to deals on Washington to Adelaide flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington to Adelaide?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Adelaide.

  • Can I find deals for business class flights from Washington to Adelaide?

    Yes. Cheapflights offers flight deals from Washington to Adelaide by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from State of Washington to Adelaide?

    Currently, November is the cheapest month in which you can book a flight from State of Washington to Adelaide (average of $1,135). Flying from State of Washington to Adelaide in January is currently the most expensive (average of $1,861). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 3 airlines flying from Washington to Adelaide

Discover the top 3 airlines that operate flights from Washington to Adelaide. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,612,795 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,094Average$1,494FlexibilityNo cancel feeOn-time74%
United AirlinesCheapest$1,211Average$1,348FlexibilityNo cancel feeOn-time69%
Air New ZealandCheapest$1,353Average$1,564FlexibilityNo cancel feeOn-time78%
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