How long is the flight from USA to Adelaide?

A quick flight from USA to Adelaide can take about 20h 20m. Qantas Airways provides one of the quickest options available for as low as $1,074. Airlines will cover a distance of 8165 mi. This flight may include one or multiple stops.

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

The cheapest airlines for a one-way flight from USA to Adelaide are United Airlines ($437), Qantas Airways ($542), and Fiji Airways ($570).

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

Currently, February is the cheapest month in which you can book a flight from USA to Adelaide (average of $711). Flying from USA to Adelaide in March is currently the most expensive (average of $1,001). 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.

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.

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).

What are the most popular routes from USA to Adelaide?

Most travelers choose San Francisco - Adelaide, Los Angeles - Adelaide or Baltimore/Washington - Adelaide when deciding on the best route from USA to Adelaide.

What are the most popular airlines that fly from USA to Adelaide?

Qantas Airways, Air New Zealand and United Airlines are the most popular airlines when flying from USA to Adelaide.

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

Unlike in the morning, when flights are generally more expensive, you can save up to 21% on flights from USA to Adelaide by exploring options for tickets in the afternoon.

What airport do you fly into for flights to Adelaide from United States?

For a flight from United States to Adelaide, you will be flying into Adelaide. Adelaide (ADL) is just 4.1 mi from the center of the city.

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 vacation 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.

$437+ Cheap Flights from the United States to Adelaide

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$897 (Air Canada)
One-way from	$437 (United Airlines)
Popular in	December
Cheapest in	May
Average price	$1,591
Good round-trip deal	$1,911 or less

Qantas Airways

Choose A380 for wider seats on long-haul flights.

Try the Asian vegetarian meal for a plant-forward option.

Read more about Qantas Airwaysby John Walton

Air New Zealand

Consider the SkyCouch for a flat bed in economy on long-haul flights.

Upgrade with the OneUp program for a chance at a cheaper cabin upgrade.

Read more about Air New Zealandby Ramsey Qubein

United Airlines

Polaris Business Class offers lie-flat seats and Saks Fifth Avenue bedding.

Prepay for checked bags to save on fees.

Read more about United Airlinesby Harriet Baskas

Fiji Airways

Use the free stopover in Fiji to break up your long journey.

Choose the A350 for more privacy and space in business class.

Read more about Fiji Airwaysby Chris Dong

Qatar Airways

Qatar Airways offers lie-flat seats and pajamas in business class.

Only one carry-on item allowed in economy class.

Read more about Qatar Airwaysby Brandon Schultz

Airline	Cheapest	Average	Flexibility	On-time
Fiji Airways	Cheapest$717	Average$961	FlexibilityNo cancel fee	On-time74%
United Airlines	Cheapest$774	Average$1,801	FlexibilityNo cancel fee	On-time69%
Air New Zealand	Cheapest$820	Average$1,331	FlexibilityNo cancel fee	On-time78%
Qantas Airways	Cheapest$982	Average$1,482	FlexibilityNo cancel fee	On-time74%
American Airlines	Cheapest$994	Average$1,079	FlexibilityNo cancel fee	On-time71%

$437+ Cheap flights from the United States 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 1/16. Fares are subject to change and may not be available on all flights or dates of travel.

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Find flight deals from USA to Adelaide

Cheapest flights from USA to AdelaideExplore 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 October 30, 2025.

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 October 30, 2025.

Cheap flight deals from USA to Adelaide

Keep the following information in mind while searching for USA to Adelaide flight deals. Data was last updated October 30, 2025.

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Round-trip from

One-way from

Popular in

Cheapest in

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

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.

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?

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

Find hourly flight availability from USA 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 October 30, 2025.

The best insider tips for theUnited States to Adelaide flights

Cheapflights partnered with top experts to bring you the best recommendations for your theUnited States to Adelaide trip

Airlines

Qantas Airways

Air New Zealand

United Airlines

Fiji Airways

Qatar Airways

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Reviews of airlines servicing Adelaide

Read reviews from past customers who have flown Fiji Airways, Air New Zealand, and Qantas Airways from the United States to Adelaide. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

How long is the flight from USA to Adelaide?

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

What are the most popular routes from USA to Adelaide?

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

How can I find direct flights from USA to Adelaide?

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

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

Traveling to a place near Adelaide?

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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 October 30, 2025.