Find flights
When to book
Airlines
FAQs

Cheap flights from the United States to Adelaide from $744

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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — ADL
5 Jul — 12 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from USA to Adelaide

Enter your travel dates to find the best prices.

Cheapest flights from USA to Adelaide
Explore the most affordable flight options available from USA to Adelaide. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 June 2026.

Tue 13/1021:30
LAX
-
ADL
1 stop30h 15m
Qantas Airways
Sun 18/1006:00
ADL
-
LAX
1 stop17h 35m
Qantas Airways
Deal found 1/6$1,428
Mon 22/621:50
LAX
-
ADL
1 stop23h 15m
Qantas Airways
Tue 7/706:00
ADL
-
LAX
1 stop17h 35m
Qantas Airways
Deal found 1/6$1,450
Tue 13/1017:05
LAX
-
ADL
2 stops25h 35m
Multiple Airlines
Sun 18/1006:10
ADL
-
LAX
2 stops22h 45m
Multiple Airlines
Deal found 1/6$1,508
Sun 11/1006:45
LAX
-
ADL
2 stops38h 05m
Multiple Airlines
Sat 31/1018:55
ADL
-
LAX
2 stops34h 48m
Multiple Airlines
Deal found 1/6$1,512
Tue 30/621:30
LAX
-
ADL
1 stop21h 15m
Qantas Airways
Tue 7/706:00
ADL
-
LAX
1 stop17h 35m
Qantas Airways
Deal found 31/5$1,526
Sat 20/621:50
LAX
-
ADL
1 stop20h 55m
Qantas Airways
Sun 5/713:10
ADL
-
LAX
1 stop20h 25m
Qantas Airways
Deal found 1/6$1,528
Sun 11/1020:50
LAX
-
ADL
1 stop23h 15m
Qantas Airways
Sat 31/1019:00
ADL
-
LAX
1 stop18h 10m
Qantas Airways
Deal found 1/6$1,539
Thu 10/921:50
LAX
-
ADL
1 stop19h 05m
Qantas Airways
Thu 24/918:30
ADL
-
LAX
1 stop29h 05m
Qantas Airways
Deal found 31/5$1,554
Tue 30/621:50
LAX
-
ADL
1 stop19h 05m
American Airlines
Tue 7/713:25
ADL
-
LAX
2 stops34h 46m
American Airlines
Deal found 31/5$1,556
Tue 13/1023:10
LAX
-
ADL
1 stop19h 15m
American Airlines
Sun 18/1014:25
ADL
-
LAX
2 stops24h 06m
American Airlines
Deal found 1/6$1,567
Thu 15/1007:35
SFO
-
ADL
2 stops21h 30m
Multiple Airlines
Thu 29/1007:45
ADL
-
SFO
2 stops30h 05m
Multiple Airlines
Deal found 31/5$1,689
Fri 21/808:20
SFO
-
ADL
2 stops35h 05m
Multiple Airlines
Fri 4/919:10
ADL
-
SFO
2 stops41h 43m
Multiple Airlines
Deal found 3/6$1,717

Find flight deals from USA to Adelaide

Keep the following information in mind while searching for USA to Adelaide flight deals. Data was last updated 5 June 2026.

Round-trip from

$1,428

One-way from

$744

Popular in

July

Cheapest in

April

Average price

$2,780
Qantas Airways
  • Qantas Airways
  • 13/10-18/10
  • 2 total stops
  • 47h 50m total
  • USA to Adelaide
Search Deals
15/9
  • 15/9
  • 2 total stops
  • 24h 10m total
  • USA to Adelaide
Search Deals
Highest demand for flights based on searches. 30% potential increase in price ($1,543 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 16% potential price decrease ($485 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from USA 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 647,157 searches. Data last updated 5 June 2026.
Use the filters below to find and compare flights from the United States to Adelaide that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Los AngelesAdelaide

LAX - ADL

LAXADL

Los Angeles

Mon 27/7

20:10-11:05

2 stops22h 25m

Adelaide

Mon 10/8

06:40-20:29

2 stops30h 19m

$1,651
Fastest return journey

Los AngelesAdelaide

LAX - ADL

LAXADL

Los Angeles

Thu 15/10

20:50-09:25

1 stop19h 05m

Adelaide

Thu 29/10

19:00-19:40

1 stop18h 10m

$1,652

Los AngelesAdelaide

LAX - ADL

LAXADL

Los Angeles

Wed 11/11

10:15-13:00

2 stops32h 15m

Adelaide

Wed 2/12

07:15-06:55

1 stop18h 10m

$1,652

Los AngelesAdelaide

LAX - ADL

LAXADL

Los Angeles

Sun 9/8

17:10-13:45

2 stops28h 05m

Adelaide

Mon 31/8

06:40-19:18

2 stops29h 08m

$1,666

Los AngelesAdelaide

LAX - ADL

LAXADL

Los Angeles

Mon 22/6

18:45-11:10

2 stops23h 55m

Adelaide

Tue 7/7

06:05-11:57

2 stops22h 22m

$1,669

Los AngelesAdelaide

LAX - ADL

LAXADL

Los Angeles

Wed 24/6

22:45-10:55

1 stop19h 40m

Adelaide

Tue 7/7

06:05-20:29

2 stops30h 54m

$1,670

Los AngelesAdelaide

LAX - ADL

LAXADL

Los Angeles

Sat 31/10

22:35-14:10

2 stops46h 05m

Adelaide

Tue 17/11

06:00-06:05

1 stop18h 35m

$1,679

San FranciscoAdelaide

SFO - ADL

SFOADL

San Francisco

Thu 15/10

07:35-22:35

2 stops21h 30m

Adelaide

Thu 29/10

07:45-20:20

2 stops30h 05m

$1,689

Los AngelesAdelaide

LAX - ADL

LAXADL

Los Angeles

Tue 7/7

18:45-11:05

2 stops23h 50m

Adelaide

Fri 24/7

06:05-06:45

1 stop17h 10m

$1,701

CincinnatiAdelaide

CVG - ADL

CVGADL

Cincinnati Cinci./N. Kentucky

Tue 22/9

06:30-11:50

3 stops39h 50m

Adelaide

Wed 30/9

20:00-21:23

3 stops38h 53m

$1,731

Flights are sorted by cheapest return flights first.

Deals found on 3/6

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from USA to Adelaide

Have a flexible travel schedule? Discover the best time to fly to Adelaide from USA with our price prediction graph.
Estimated return 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.

Cheapflights Insights

Everything you need to know about your flight from the United States to Adelaide

What is the cheapest month to book a flight from USA to Adelaide?

Currently, November is the cheapest month in which you can book a flight from USA to Adelaide (average of $269). Flying from USA to Adelaide in January is currently the most expensive (average of $1,341). 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.

How far ahead should I book a flight from USA to Adelaide?

The best time to book flights from USA to Adelaide is 50 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 5 June 2026.
Get a feel of what it's like to fly with Qantas Airways and American Airlines from the United States to Adelaide by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Qantas Airways
7.5
Good
1,043 reviews
Check prices

Entertainment

7.2

Food

7.0

Boarding

7.7

Comfort

7.5

Crew

8.1

Overall

7.5

Reviews

1 / 20
2.0
Mediocre

Midhat,Apr 2026

AKL - ADL

Poor as usual. Flight was delayed for more than 4 hours. The Staff was rude. Food was terrible. Very unreliable, unprofessional and unpleasant.
Qantas Airways
7.5
Good
1,043 reviews
Qantas Airways
7.5
Good
1,043 reviews
Check prices

Entertainment

7.2

Food

7.0

Boarding

7.7

Comfort

7.5

Crew

8.1

Overall

7.5

Reviews

1 / 20
2.0
Mediocre

Midhat,Apr 2026

AKL - ADL

Poor as usual. Flight was delayed for more than 4 hours. The Staff was rude. Food was terrible. Very unreliable, unprofessional and unpleasant.
American Airlines
7.1
Good
11,647 reviews
Qantas Airways
7.5
Good
1,043 reviews
Check prices

Entertainment

7.2

Food

7.0

Boarding

7.7

Comfort

7.5

Crew

8.1

Overall

7.5

Reviews

1 / 20
2.0
Mediocre

Midhat,Apr 2026

AKL - ADL

Poor as usual. Flight was delayed for more than 4 hours. The Staff was rude. Food was terrible. Very unreliable, unprofessional and unpleasant.

Related info for your journey

Find useful and relevant information for your journey from USA 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 United States?

    Located just 6.6 km from the city centre, Adelaide (ADL) is the airport most travelers will use when flying to Adelaide from United States.

  • How long is the flight from USA to Adelaide?

    A quick flight from USA to Adelaide can take about 19h 05m. United Airlines provides one of the quickest options available for as low as $1,652. Airlines will cover a distance of 13140 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from USA to Adelaide one-way?

    The cheapest airline one-way is Fiji Airways, with whom users have recently found tickets for as low as $546. However, be on the lookout for offers from Qantas Airways and United Airlines, as they are both options that can get you from USA to Adelaide for a low price.

  • What are the most popular routes from USA to Adelaide?

    While some choose either Philadelphia - Adelaide or Seattle/Tacoma Intl - Adelaide, Los Angeles - Adelaide is the most popular route from USA to Adelaide.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from USA 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 USA to Adelaide?

    Currently, November is the cheapest month in which you can book a flight from USA to Adelaide (average of $269). Flying from USA to Adelaide in January is currently the most expensive (average of $1,341). 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

Travelling to a place near Adelaide?

Book flights to Adelaide if you plan to visit one of these locations
Glenelg

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from USA to Adelaide

Discover the top airline that operate flights from USA 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 647,157 searches. Data last updated 5 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,424Average$1,706FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from USA to Adelaide?

Deals for USA to Adelaide flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from USA to Adelaide?

Cheapflights helps you find that perfect flight to Adelaide from USA by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from USA to Adelaide with no change fees?

Certainly. Search results for flights to Adelaide from USA shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from USA to Adelaide become cheaper?

Not ready to book yet? You can track prices for flights from USA to Adelaide on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.