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$1,529+ Cheap flights from Baltimore (BWI) to Adelaide (ADL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/7. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — ADL
May 25 — Jun 11
Mon 5/25
Mon 6/1
1 adult, Economy
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Cheap flight deals from Baltimore to Adelaide

Cheapest flights from Baltimore to Adelaide
Explore the most affordable flight options available from Baltimore to Adelaide. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2026.

This United Airlines deal was found by Cheapflights users on 4/23. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/76:59 pm
BWI
-
ADL
2 stops26h 41m
United Airlines
Sun 6/148:00 pm
ADL
-
BWI
2 stops35h 13m
United Airlines
Deal found 4/23$1,529
This United Airlines deal was found by Cheapflights users on 4/20. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/86:31 pm
BWI
-
ADL
2 stops28h 09m
United Airlines
Sun 12/137:15 am
ADL
-
BWI
2 stops29h 45m
United Airlines
Deal found 4/20$1,597
This United Airlines deal was found by Cheapflights users on 4/20. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/46:59 pm
BWI
-
ADL
2 stops26h 36m
United Airlines
Thu 6/118:00 pm
ADL
-
BWI
2 stops35h 39m
United Airlines
Deal found 4/20$1,634
This United Airlines deal was found by Cheapflights users on 4/22. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/86:35 pm
BWI
-
ADL
2 stops26h 50m
United Airlines
Sat 5/166:00 am
ADL
-
BWI
2 stops24h 48m
United Airlines
Deal found 4/22$1,641
This BusinessClass deal was found by Cheapflights users on 4/23. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/16:59 pm
BWI
-
ADL
2 stops26h 36m
Air New Zealand
Tue 6/306:00 am
ADL
-
BWI
2 stops38h 40m
Air New Zealand
Deal found 4/23$1,708
This oojo deal was found by Cheapflights users on 4/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/217:10 pm
BWI
-
ADL
2 stops48h 45m
Qantas Airways
Thu 7/25:10 pm
ADL
-
BWI
2 stops39h 39m
Qantas Airways
Deal found 4/20$1,749
This Qantas Airways deal was found by Cheapflights users on 4/20. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/123:23 pm
BWI
-
ADL
2 stops32h 32m
Qantas Airways
Mon 11/161:25 pm
ADL
-
BWI
2 stops44h 22m
Qantas Airways
Deal found 4/20$1,823
This United Airlines deal was found by Cheapflights users on 4/20. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/106:59 pm
BWI
-
ADL
2 stops25h 36m
United Airlines
Sat 7/184:30 pm
ADL
-
BWI
2 stops38h 43m
United Airlines
Deal found 4/20$2,015

Find flight deals from Baltimore to Adelaide

Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) 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 April 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,529
(United Airlines)
Provider with most accurate pricing for Baltimore/Washington-Adelaide flight deals.
Search Deals
Provider most trusted by Cheapflights users for Baltimore/Washington-Adelaide flights.
Search Deals
From Baltimore/Washington to Adelaide
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Baltimore 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 2,558,603 searches. Data last updated April 25, 2026.
Use the filters below to find and compare flights from Baltimore to Adelaide that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimoreAdelaide

BWI - ADL

BWIADL

Baltimore/Washington

Sun 6/7

6:59 pm-11:10 am

2 stops26h 41m

Adelaide

Sun 6/14

8:00 pm-5:43 pm

2 stops35h 13m

$1,529

BaltimoreAdelaide

BWI - ADL

BWIADL

Baltimore/Washington

Thu 6/4

6:59 pm-11:05 am

2 stops26h 36m

Adelaide

Thu 6/11

8:00 pm-6:09 pm

2 stops35h 39m

$1,634
Quickest round-trip

BaltimoreAdelaide

BWI - ADL

BWIADL

Baltimore/Washington

Fri 5/8

6:35 pm-10:55 am

2 stops26h 50m

Adelaide

Sat 5/16

6:00 am-5:18 pm

2 stops24h 48m

$1,641

BaltimoreAdelaide

BWI - ADL

BWIADL

Baltimore/Washington

Mon 6/1

6:59 pm-11:05 am

2 stops26h 36m

Adelaide

Tue 6/30

6:00 am-7:10 am

2 stops38h 40m

$1,708

BaltimoreAdelaide

BWI - ADL

BWIADL

Baltimore/Washington

Fri 7/10

6:59 pm-10:05 am

2 stops25h 36m

Adelaide

Sat 7/18

4:30 pm-5:43 pm

2 stops38h 43m

$2,015

BaltimoreAdelaide

BWI - ADL

BWIADL

Baltimore/Washington

Mon 6/1

7:10 pm-11:05 am

2 stops26h 25m

Adelaide

Tue 6/30

5:10 pm-10:03 am

3 stops30h 23m

$3,737

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Baltimore-Adelaide flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Baltimore-Adelaide flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Baltimore-Adelaide flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Baltimore-Adelaide flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Baltimore-Adelaide flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Baltimore to Adelaide

Have a flexible travel schedule? Discover the best time to fly to Adelaide from Baltimore 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.

Related info for your journey

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

  • How long is the flight from Baltimore to Adelaide?

    Airlines like United Airlines fly from Baltimore to Adelaide in about 26h 41m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 10479 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Baltimore 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.

See more FAQs

Traveling to a place near Adelaide?

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

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