$512 Cheap Flights to Adelaide
One-way
Departing from
United States
Going to
Adelaide, Australia
Adelaide (ADL)
Australia • February, 2026
98% AI deal score
$2,025 $512
Adelaide (ADL)
Australia • February, 2026
98% AI deal score
$2,025 $512
Adelaide (ADL)
Australia • November, 2026
94% AI deal score
$1,225 $513
Top Cheap Flight Deals from United States to Adelaide
Recent round-trip flight deals to Adelaide
Mon, Feb 23 - Mon, Mar 9
Cheapest
San Francisco (SFO) - Adelaide (ADL)
United Airlines airlines • Direct
Adelaide (ADL) - San Francisco (SFO)
United Airlines airlines • Direct
$1,175
$1,050
-$125
11%
Mon, Jan 26 - Mon, Feb 9
Washington, D.C. (BWI) - Adelaide (ADL)
United Airlines airlines • 1 stop • San Francisco (SFO)
Adelaide (ADL) - Washington, D.C. (BWI)
United Airlines airlines • 1 stop • San Francisco (SFO)
$2,375
$1,205
-$1,170
49%
Mon, Feb 2 - Mon, Feb 9
Orlando (MCO) - Adelaide (ADL)
United Airlines airlines • 1 stop • San Francisco (SFO)
Adelaide (ADL) - Orlando (MCO)
United Airlines airlines • 1 stop • San Francisco (SFO)
$1,203
Mon, Jan 26 - Mon, Feb 9
Chicago (ORD) - Adelaide (ADL)
United Airlines airlines • 1 stop • San Francisco (SFO)
Adelaide (ADL) - Chicago (ORD)
United Airlines airlines • 1 stop • San Francisco (SFO)
$1,216
Mon, Mar 9 - Mon, Mar 16
Columbus (CMH) - Adelaide (ADL)
United Airlines airlines • 1 stop • San Francisco (SFO)
Adelaide (ADL) - Columbus (CMH)
United Airlines airlines • 1 stop • San Francisco (SFO)
$1,950
$1,239
-$711
36%
Tue, Feb 3 - Fri, Feb 6
Boise (BOI) - Adelaide (ADL)
Hawaiian Airlines airlines • 3 stops • Seattle (SEA), Los Angeles (LAX), Sydney (SYD)
Adelaide (ADL) - Boise (BOI)
Jetstar airlines • 3 stops • Brisbane (BNE), Los Angeles (LAX), Portland (PDX)
$2,175
$1,388
-$787
36%
The cheapest time to fly to Adelaide
Ready to jet to Adelaide on a budget? Check out these popular routes with surprisingly cheap fares (one-way prices):
Last-Minute Flights from United States to Adelaide
Need to get to Adelaide ASAP? Even if you're booking a flight on short notice, there are often last-minute deals available:
Next 2 weeks deals
Last Minute Flight Deals!
We found last minute flight deals to Australia, departing in the next two weeks, starting from $795.
⌛ Last-Minute
Houston - ADL
A great last-minute steal for a cross-country flight.
Found 1 week ago
$7588
round-trip
Facts About Flights from United States to Adelaide
To help you plan your journey, here are some quick Adelaide flight facts and tips.
Adelaide city airports
Adelaide Airport (ADL) is the primary airport serving Adelaide, South Australia, and is located approximately 6 km west of the city center. It operates both domestic and international flights, connecting Adelaide with major Australian cities and various international destinations. The airport features modern facilities, including a single terminal building that accommodates both domestic and international operations, and offers a range of services such as retail outlets, restaurants, and car rental facilities.
Pro tip: search “Adelaide (Any)” to see fares to all Adelaide airports – sometimes one is cheaper than the others on your dates.
Insights for flights to Adelaide
Cheapest airport
Adelaide (ADL)
Adelaide Airport (ADL) is the main airport serving the city of Adelaide, South Australia. It's conveniently located just a few kilometers west of the city center. Voted as the best airport in Australia several times, it provides a gateway to the beautiful landscapes and wineries of South Australia.
Nonstop vs. 1-stop
20+ cities
Adelaide Airport (ADL) is a secondary hub connecting you to over 20 cities! Popular routes include connections to major Australian cities like Sydney, Melbourne, and Brisbane, plus international destinations.
Number of airlines
10+ airlines
Adelaide is served by over 10 airlines, both full-service and low-cost, including Qantas, Virgin Australia, Jetstar, and Qatar Airways, offering travellers plenty of choice.
Typical price range (round-trip)
ADL Airport Deal Stats
Current most discounted routes
Avg. most discounted routes (last 3 months)
ADL airport insights
Best days to catch a deal
Tue, Wed
Based on the provided data, Tuesday is the day with the most flight deals for Adelaide airport. You're most likely to find a cheap flight if you search on Tuesday.
Avg. deal survival time
17.4 hours
Deals from Adelaide Airport typically last around 17.4 hours. This means you should book quickly if you find a flight deal you like from Adelaide.
Rare deal frequency
8 deals
We discovered 8 rare deals for flights departing from Adelaide Airport in the last month. These rare deals achieved an AI Deal Score of 90+, and they typically include mistake fares, special promotions, or ultra-discounts.
Average price drop
-73%
The average price drop for flights to Adelaide is 72.9%, indicating significant potential savings. Booking at the optimal time can lead to substantial discounts on airfare to Adelaide.
Next 4 weeks: deal forecast
Adelaide Next Month Forecast
Based on current trends, flight prices to Adelaide from 2026-02-01 to 2026-03-01 are expected to remain relatively stable. There might be a slight increase in prices during the middle of February due to school holidays.
Top 5 biggest price drops (last 3 months)
Found on January 1
Bangkok - ADL
$5,700 → $671
88%
Found on December 29
Hamilton - ADL
$1,330 → $194
85%
Found on December 28
Amritsar - ADL
$1,390 → $251
82%
Found on December 30
Kaohsiung - ADL
$1,700 → $312
82%
Found on December 31
Ho Chi Minh City - ADL
$820 → $162
80%
Check these nearby airports too
Looking for more options? These airports near ADL sometimes drop rare deals too:
Kingscote (KGC)
~9 rare deals/month
Paraburdoo (PBO)
~14 rare deals/month
Whyalla (WYA)
~11 rare deals/month
If you’re flexible with departure cities, it’s worth keeping an eye on nearby airports — especially KGC and PBO for long-haul deal surprises.
When Is the Best Time to Fly from United States to Adelaide
Timing is everything when hunting for cheap flights. Here are data-backed insights on the best times to fly to Adelaide:
Cheapest month
May
Cheapest month
The cheapest month to fly to Adelaide is May. Visiting in May allows you to enjoy pleasant autumn weather with fewer crowds compared to the peak summer months. Plus, you'll find great deals on flights and accommodations, making it a budget-friendly time to explore the city's cultural attractions and surrounding wine regions.
Best day to book
Tuesday
Best day to book
The best day to book a flight to Adelaide is typically Tuesday. Airlines often release new deals and discounts at the beginning of the week, making Tuesdays prime time for snagging a bargain. Keep an eye on these mid-week opportunities to potentially save on your airfare.
Cheapest days to fly
Wednesday
Cheapest days to fly
The cheapest days to fly to Adelaide are usually Wednesday. Flying mid-week often translates to lower demand and, consequently, lower prices. Consider adjusting your travel dates to take advantage of these savings and stretch your travel budget further.
Advance booking sweet spot
2 months
Advance booking sweet spot
The advance booking sweet spot for flights to Adelaide is around 2 months. Booking around this time frame often strikes the perfect balance between availability and affordability. You'll have a better chance of securing your preferred flight times and seats while still benefiting from competitive prices.
Adelaide Airports & Ground Transportation
One big question for travelers is which Adelaide airport to fly into. Here’s a quick guide to Adelaide’s airports and how to get to the city from each:
Adelaide Airport (ADL)
G'day, globetrotters! Adelaide Airport (ADL) is your gateway to South Australia's vibrant capital. This isn't just an airport; it's a launchpad to world-class wineries, stunning beaches, and the rugged Outback. ADL boasts a modern terminal with a range of shops and restaurants to keep you entertained. Getting to the city center is a breeze with various options, including the JetExpress bus, taxis, and ride-sharing services, whisking you downtown in about 15-20 minutes. Make sure to check out the quirky public art installations scattered throughout the terminal!
Tip: Arriving late? Check which food outlets are open, as options can be limited after certain hours.
Other airports
Alright, globetrotters! While Adelaide Airport (ADL) is your primary gateway to the city, let's peek at nearby options. Melbourne Airport (MEL) and Avalon Airport (AVV) are a considerable distance away, so the pros and cons mostly revolve around transportation. Getting to Adelaide from these airports involves a connecting flight, a long drive (think 7-8 hours from Melbourne), or a combination of trains and buses, so make sure to account for any layover time.
What to Do in Adelaide
Adelaide isn’t just about getting there – it’s about enjoying the country once you arrive! Here are some top things to do in Adelaide, organized by interest:
Sightseeing & landmarks
Adelaide is brimming with iconic landmarks! From the historic Adelaide Oval to the stunning architecture of St Peter's Cathedral, there's a photo op around every corner. Don't forget to explore the beautiful Botanic Garden for a serene escape.
Arts & culture
Dive into Adelaide's vibrant arts scene by visiting the Art Gallery of South Australia or catching a show at the Adelaide Festival Centre. Explore the city's numerous galleries and studios, showcasing everything from contemporary art to indigenous works.
Food & nightlife
Adelaide's culinary scene is a delicious adventure! Indulge in fresh seafood at the Adelaide Central Market, or explore the trendy laneway bars and restaurants. When the sun sets, the city comes alive with live music venues and bustling pubs.
Shopping & fashion
Shopaholics, rejoice! Rundle Mall offers a fantastic mix of department stores, boutiques, and unique finds. Explore the smaller arcades and laneways for local designers and vintage treasures. You're sure to find something special to take home.
Nearby getaways
Need a break from the city? Adelaide is the perfect gateway to amazing day trips! Head to the Barossa Valley for world-class wine tasting, or explore the scenic Adelaide Hills. Kangaroo Island is also within reach for a wildlife adventure.
No matter your interest – be it art, food, nightlife, or nature – Adelaide has something for everyone. And the best part? Many events and attractions refresh throughout the year, so there’s always something new to experience each visit.
Events in Adelaide This Month
polart adelaide 2025
Experience the beauty of Polish culture, artistry, and history at PolArt Adelaide 2025. This vibrant, all-ages, family-friendly festival showcases the richness of Polish traditions through music, dance, art, and food.
pasta tuesday at itl
Enjoy Tuesdays with a delightful offer of handmade pasta for AUD25 with the purchase of any drink. Gather your friends and family for a saucy and satisfying meal.
candlelight: tribute to queen
Experience the magic of live music in awe-inspiring Adelaide locations with candlelight concerts. Immerse yourself in a multi-sensory musical journey and discover the beauty of classical and contemporary compositions.
bottomless weekends at itl
Make your weekends even better with a two-hour lunch featuring delicious pizza and bottomless drinks. Celebrate with friends and family and enjoy a delightful culinary experience.
Adelaide Weather
Weather in Adelaide
Fri, Jan 2
0%
27° 16°
0%
Sat, Jan 3
Frequently Asked Questions About Flights to Adelaide
Pro Tips for Finding Cheap Flights to Adelaide
Finally, to wrap up, here’s a cheat sheet of pro tips that experienced travelers use to save on Adelaide flights:
Fly During Off-Peak Seasons: Adelaide shines year-round, but flying during the shoulder seasons (spring and autumn) can save you a bundle. The weather is still lovely, and the crowds are thinner, leading to cheaper flights!
Be Flexible with Your Dates: Got wiggle room in your travel plans? Mid-week flights (Tuesday, Wednesday, Thursday) are often cheaper than weekend flights. A little flexibility can lead to big savings – think of all the extra lamingtons you can buy!
