$553+ Cheap flights from Baltimore (BWI) to Australia
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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — SYD
Aug 11 — Aug 181
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Baltimore to Australia with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Baltimore to Australia
Cheapest
Best
Last-minute
One-way
Cheapest flights from Baltimore to AustraliaExplore the most affordable flight options available from Baltimore to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 12, 2026.
Explore the most affordable flight options available from Baltimore to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 12, 2026.
This lastminute.com deal was found by Cheapflights users on 7/9. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/173:55 pm
BWI
- SYD
1 stop25h 00m
Qantas Airways
Sun 8/3012:00 pm
SYD
- BWI
1 stop21h 29m
Qantas Airways
Deal found 7/9![Qantas Airways logo]()
$1,160
This KAYAK deal was found by Cheapflights users on 7/7. 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.
Fri 10/167:14 pm
BWI
- MEL
1 stop42h 46m
Qantas Airways
Sun 10/2512:00 pm
MEL
- BWI
1 stop25h 54m
Qantas Airways
Deal found 7/7![Qantas Airways logo]()
$1,167
This American Airlines deal was found by Cheapflights users on 7/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/173:55 pm
BWI
- SYD
2 stops25h 10m
American Airlines
Sun 8/3012:00 pm
SYD
- BWI
1 stop21h 29m
American Airlines
Deal found 7/9![American Airlines logo]()
$1,170
This Delta deal was found by Cheapflights users on 7/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/179:59 am
BWI
- SYD
2 stops30h 51m
Delta
Sun 8/309:15 am
SYD
- BWI
2 stops28h 14m
Delta
Deal found 7/9![Delta logo]()
$1,174
This Fareboom deal was found by Cheapflights users on 7/8. 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 Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/313:04 pm
BWI
- SYD
2 stops27h 41m
Air New Zealand
Sun 9/137:50 am
SYD
- BWI
2 stops36h 56m
Air New Zealand
Deal found 7/8![Air New Zealand logo]()
$1,177
This United Airlines deal was found by Cheapflights users on 7/10. 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.
Mon 8/178:00 am
BWI
- SYD
1 stop32h 55m
United Airlines
Sun 8/309:30 am
SYD
- BWI
1 stop21h 05m
United Airlines
Deal found 7/10![United Airlines logo]()
$1,179
This American Airlines deal was found by Cheapflights users on 7/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/103:55 pm
BWI
- MEL
1 stop23h 05m
American Airlines
Mon 8/241:35 pm
MEL
- BWI
1 stop24h 06m
American Airlines
Deal found 7/7![American Airlines logo]()
$1,182
This lastminute.com deal was found by Cheapflights users on 7/11. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/243:55 pm
BWI
- MEL
1 stop23h 05m
Qantas Airways
Mon 9/71:35 pm
MEL
- BWI
1 stop24h 06m
Qantas Airways
Deal found 7/11![Qantas Airways logo]()
$1,183
This American Airlines deal was found by Cheapflights users on 7/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/43:46 pm
BWI
- SYD
1 stop25h 09m
American Airlines
Wed 8/1212:00 pm
SYD
- BWI
1 stop23h 34m
American Airlines
Deal found 7/7![American Airlines logo]()
$1,183
This United Airlines deal was found by Cheapflights users on 7/8. 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.
Mon 8/316:52 pm
BWI
- SYD
1 stop22h 03m
United Airlines
Sun 9/139:30 am
SYD
- BWI
2 stops35h 45m
United Airlines
Deal found 7/8![United Airlines logo]()
$1,186
This American Airlines deal was found by Cheapflights users on 7/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/174:25 pm
BWI
- SYD
2 stops24h 30m
American Airlines
Wed 8/2612:00 pm
SYD
- BWI
2 stops23h 52m
American Airlines
Deal found 7/10![American Airlines logo]()
$1,187
This American Airlines deal was found by Cheapflights users on 7/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/54:25 pm
BWI
- SYD
2 stops24h 30m
American Airlines
Wed 8/1212:00 pm
SYD
- BWI
2 stops23h 52m
American Airlines
Deal found 7/8![American Airlines logo]()
$1,188
Best flights from Baltimore to AustraliaDiscover carefully curated flight deals from Baltimore to Australia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 12, 2026.
Discover carefully curated flight deals from Baltimore to Australia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 12, 2026.
This United Airlines deal was found by Cheapflights users on 7/11. 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.
Mon 8/33:03 pm
BWI
- SYD
2 stops25h 57m
United Airlines
Mon 8/109:30 am
SYD
- BWI
1 stop22h 13m
United Airlines
Deal found 7/11![United Airlines logo]()
$1,186
This Delta deal was found by Cheapflights users on 7/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/102:18 pm
BWI
- SYD
2 stops26h 32m
Delta
Tue 8/189:15 am
SYD
- BWI
2 stops24h 35m
Delta
Deal found 7/10![Delta logo]()
$1,191
This Qantas Airways deal was found by Cheapflights users on 7/7. 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.
Tue 8/47:17 pm
BWI
- SYD
1 stop21h 38m
Multiple Airlines
Thu 8/1312:00 pm
SYD
- BWI
1 stop20h 34m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$1,232
This Qantas Airways deal was found by Cheapflights users on 7/8. 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.
Mon 8/173:55 pm
BWI
- BNE
2 stops29h 35m
Qantas Airways
Wed 10/146:30 am
BNE
- BWI
2 stops26h 56m
Qantas Airways
Deal found 7/8![Qantas Airways logo]()
$1,541
This American Airlines deal was found by Cheapflights users on 7/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/233:57 pm
BWI
- PER
2 stops31h 18m
American Airlines
Fri 10/911:45 pm
PER
- BWI
2 stops35h 09m
American Airlines
Deal found 7/7![American Airlines logo]()
$1,645
This BusinessClass deal was found by Cheapflights users on 7/8. 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.
Sat 8/221:15 pm
BWI
- GET
3 stops55h 00m
Air New Zealand
Sat 8/299:05 am
GET
- BWI
3 stops57h 41m
Air New Zealand
Deal found 7/8![Air New Zealand logo]()
$2,374
This United Airlines deal was found by Cheapflights users on 7/7. 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 8/43:03 pm
BWI
- SYD
2 stops25h 57m
United Airlines
Sun 9/2710:20 am
SYD
- BWI
2 stops26h 14m
United Airlines
Deal found 7/7![United Airlines logo]()
$1,191
This Delta deal was found by Cheapflights users on 7/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/92:18 pm
BWI
- SYD
2 stops26h 32m
Delta
Sun 8/239:15 am
SYD
- BWI
2 stops28h 03m
Delta
Deal found 7/8![Delta logo]()
$1,191
This United Airlines deal was found by Cheapflights users on 7/11. 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.
Mon 8/246:52 pm
BWI
- MEL
1 stop23h 23m
United Airlines
Mon 9/710:55 am
MEL
- BWI
2 stops38h 50m
United Airlines
Deal found 7/11![United Airlines logo]()
$1,203
This Bravofly deal was found by Cheapflights users on 7/7. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/223:55 pm
BWI
- MCY
2 stops37h 55m
Multiple Airlines
Sat 8/294:05 pm
MCY
- BWI
2 stops41h 24m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$1,325
This Delta deal was found by Cheapflights users on 7/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/912:03 pm
BWI
- SYD
2 stops28h 47m
Delta
Sat 8/299:15 am
SYD
- BWI
2 stops26h 13m
Delta
Deal found 7/8![Delta logo]()
$1,241
This United Airlines deal was found by Cheapflights users on 7/8. 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 8/236:52 pm
BWI
- MEL
1 stop23h 23m
United Airlines
Sun 8/309:30 am
MEL
- BWI
1 stop21h 05m
United Airlines
Deal found 7/8![United Airlines logo]()
$1,211
This Travelocity deal was found by Cheapflights users on 7/10. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/37:17 pm
BWI
- AVV
2 stops30h 48m
Multiple Airlines
Mon 8/106:00 am
AVV
- BWI
2 stops31h 41m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$1,371
This BYOjet deal was found by Cheapflights users on 7/7. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/223:55 pm
BWI
- DRW
3 stops42h 45m
Qantas Airways
Fri 8/281:35 am
DRW
- BWI
2 stops33h 29m
Qantas Airways
Deal found 7/7![Qantas Airways logo]()
$1,599
This United Airlines deal was found by Cheapflights users on 7/7. 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 8/213:04 pm
BWI
- MEL
2 stops26h 26m
United Airlines
Fri 8/289:30 am
MEL
- BWI
1 stop21h 05m
United Airlines
Deal found 7/7![United Airlines logo]()
$1,211
This Bravofly deal was found by Cheapflights users on 7/7. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/223:55 pm
BWI
- DRW
2 stops43h 05m
Multiple Airlines
Sat 8/291:05 pm
DRW
- BWI
2 stops43h 54m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$1,380
This United Airlines deal was found by Cheapflights users on 7/8. 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.
Mon 9/283:04 pm
BWI
- MEL
2 stops26h 26m
United Airlines
Mon 10/511:55 am
MEL
- BWI
2 stops24h 07m
United Airlines
Deal found 7/8![United Airlines logo]()
$1,216
This BYOjet deal was found by Cheapflights users on 7/7. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/223:55 pm
BWI
- MCY
2 stops29h 25m
Qantas Airways
Sat 8/297:00 am
MCY
- BWI
3 stops28h 34m
Qantas Airways
Deal found 7/7![Qantas Airways logo]()
$1,650
This United Airlines deal was found by Cheapflights users on 7/8. 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.
Wed 9/164:18 pm
BWI
- MEL
2 stops25h 12m
United Airlines
Sun 9/279:30 am
MEL
- BWI
1 stop21h 07m
United Airlines
Deal found 7/8![United Airlines logo]()
$1,216
This Qantas Airways deal was found by Cheapflights users on 7/7. 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.
Tue 8/113:55 pm
BWI
- MCY
2 stops29h 25m
Qantas Airways
Wed 10/146:00 am
MCY
- BWI
2 stops27h 26m
Qantas Airways
Deal found 7/7![Qantas Airways logo]()
$1,667
This Orbitz deal was found by Cheapflights users on 7/8. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/93:57 pm
BWI
- AVV
2 stops40h 53m
Multiple Airlines
Sun 9/206:00 am
AVV
- BWI
2 stops27h 26m
Multiple Airlines
Deal found 7/8![Multiple Airlines logo]()
$1,521
This United Airlines deal was found by Cheapflights users on 7/11. 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 7/146:38 am
BWI
- MEL
1 stop35h 37m
United Airlines
Mon 7/2710:55 am
MEL
- BWI
1 stop21h 02m
United Airlines
Deal found 7/11![United Airlines logo]()
$1,222
This oojo deal was found by Cheapflights users on 7/7. 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.
Fri 8/213:55 pm
BWI
- DRW
2 stops43h 10m
Qantas Airways
Fri 8/281:05 pm
DRW
- BWI
2 stops45h 59m
Qantas Airways
Deal found 7/7![Qantas Airways logo]()
$1,686
This Bravofly deal was found by Cheapflights users on 7/7. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/213:55 pm
BWI
- AVV
2 stops40h 55m
Multiple Airlines
Fri 8/288:55 pm
AVV
- BWI
2 stops38h 39m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$1,551
This United Airlines deal was found by Cheapflights users on 7/8. 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 8/275:44 pm
BWI
- SYD
1 stop23h 16m
United Airlines
Sun 9/2710:20 am
SYD
- BWI
1 stop21h 19m
United Airlines
Deal found 7/8![United Airlines logo]()
$1,236
This Qantas Airways deal was found by Cheapflights users on 7/7. 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.
Sun 8/97:20 pm
BWI
- MCY
2 stops50h 25m
Qantas Airways
Wed 10/146:00 am
MCY
- BWI
2 stops27h 26m
Qantas Airways
Deal found 7/7![Qantas Airways logo]()
$1,688
This Expedia deal was found by Cheapflights users on 7/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/293:57 pm
BWI
- AVV
2 stops40h 53m
Multiple Airlines
Sat 10/318:10 am
AVV
- BWI
2 stops26h 16m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$1,602
This United Airlines deal was found by Cheapflights users on 7/9. 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.
Mon 7/276:00 am
BWI
- SYD
2 stops34h 55m
United Airlines
Fri 8/79:30 am
SYD
- BWI
2 stops27h 15m
United Airlines
Deal found 7/9![United Airlines logo]()
$1,241
This Qantas Airways deal was found by Cheapflights users on 7/7. 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.
Wed 8/123:55 pm
BWI
- MCY
2 stops34h 35m
Qantas Airways
Fri 10/96:00 am
MCY
- BWI
2 stops27h 26m
Qantas Airways
Deal found 7/7![Qantas Airways logo]()
$1,717
This Qantas Airways deal was found by Cheapflights users on 7/7. 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.
Mon 8/103:55 pm
BWI
- MCY
2 stops29h 50m
Qantas Airways
Thu 10/86:00 am
MCY
- BWI
2 stops27h 26m
Qantas Airways
Deal found 7/7![Qantas Airways logo]()
$1,727
Last-minute flights from Baltimore to AustraliaDiscover last-minute flight deals from Baltimore to Australia. Data last updated July 12, 2026 and is based on user searches.
Discover last-minute flight deals from Baltimore to Australia. Data last updated July 12, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 7/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/43:46 pm
BWI
- SYD
1 stop25h 09m
American Airlines
Wed 8/1212:00 pm
SYD
- BWI
1 stop23h 34m
American Airlines
Deal found 7/7![American Airlines logo]()
$1,183
This American Airlines deal was found by Cheapflights users on 7/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/54:25 pm
BWI
- SYD
2 stops24h 30m
American Airlines
Wed 8/1212:00 pm
SYD
- BWI
2 stops23h 52m
American Airlines
Deal found 7/8![American Airlines logo]()
$1,188
This Delta deal was found by Cheapflights users on 7/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/92:18 pm
BWI
- SYD
2 stops26h 32m
Delta
Sun 8/239:15 am
SYD
- BWI
2 stops28h 03m
Delta
Deal found 7/8![Delta logo]()
$1,191
This American Airlines deal was found by Cheapflights users on 7/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/103:55 pm
BWI
- MEL
1 stop23h 05m
American Airlines
Mon 8/241:35 pm
MEL
- BWI
1 stop24h 06m
American Airlines
Deal found 7/7![American Airlines logo]()
$1,182
This lastminute.com deal was found by Cheapflights users on 7/9. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/173:55 pm
BWI
- SYD
1 stop25h 00m
Qantas Airways
Sun 8/3012:00 pm
SYD
- BWI
1 stop21h 29m
Qantas Airways
Deal found 7/9![Qantas Airways logo]()
$1,160
This American Airlines deal was found by Cheapflights users on 7/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/173:55 pm
BWI
- SYD
2 stops25h 10m
American Airlines
Sun 8/3012:00 pm
SYD
- BWI
1 stop21h 29m
American Airlines
Deal found 7/9![American Airlines logo]()
$1,170
This Delta deal was found by Cheapflights users on 7/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/179:59 am
BWI
- SYD
2 stops30h 51m
Delta
Sun 8/309:15 am
SYD
- BWI
2 stops28h 14m
Delta
Deal found 7/9![Delta logo]()
$1,174
This United Airlines deal was found by Cheapflights users on 7/10. 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.
Mon 8/178:00 am
BWI
- SYD
1 stop32h 55m
United Airlines
Sun 8/309:30 am
SYD
- BWI
1 stop21h 05m
United Airlines
Deal found 7/10![United Airlines logo]()
$1,179
This American Airlines deal was found by Cheapflights users on 7/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/174:25 pm
BWI
- SYD
2 stops24h 30m
American Airlines
Wed 8/2612:00 pm
SYD
- BWI
2 stops23h 52m
American Airlines
Deal found 7/10![American Airlines logo]()
$1,187
This lastminute.com deal was found by Cheapflights users on 7/11. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/243:55 pm
BWI
- MEL
1 stop23h 05m
Qantas Airways
Mon 9/71:35 pm
MEL
- BWI
1 stop24h 06m
Qantas Airways
Deal found 7/11![Qantas Airways logo]()
$1,183
This Fareboom deal was found by Cheapflights users on 7/8. 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 Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/313:04 pm
BWI
- SYD
2 stops27h 41m
Air New Zealand
Sun 9/137:50 am
SYD
- BWI
2 stops36h 56m
Air New Zealand
Deal found 7/8![Air New Zealand logo]()
$1,177
This United Airlines deal was found by Cheapflights users on 7/8. 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.
Mon 8/316:52 pm
BWI
- SYD
1 stop22h 03m
United Airlines
Sun 9/139:30 am
SYD
- BWI
2 stops35h 45m
United Airlines
Deal found 7/8![United Airlines logo]()
$1,186
One-way flights from Baltimore to AustraliaSearch for one-way flight options from Baltimore to Australia. Find affordable one-way fares based on user searches. Data last updated July 12, 2026.
Search for one-way flight options from Baltimore to Australia. Find affordable one-way fares based on user searches. Data last updated July 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/42:25 pm
BWI
- SYD
3 stops35h 30m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$553
This oojo deal was found by Cheapflights users on 7/7. 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.
Mon 8/37:17 pm
BWI
- SYD
1 stop21h 38m
Qantas Airways
Deal found 7/7![Qantas Airways logo]()
$585
This Kiwi.com deal was found by Cheapflights users on 7/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/132:25 pm
BWI
- SYD
3 stops35h 30m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$591
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/112:25 pm
BWI
- MEL
3 stops43h 00m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$597
This oojo deal was found by Cheapflights users on 7/9. 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.
Wed 8/197:26 am
BWI
- MEL
1 stop31h 34m
Qantas Airways
Deal found 7/9![Qantas Airways logo]()
$608
This oojo deal was found by Cheapflights users on 7/7. 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.
Mon 8/173:55 pm
BWI
- MEL
1 stop23h 05m
Qantas Airways
Deal found 7/7![Qantas Airways logo]()
$610
This Kiwi.com deal was found by Cheapflights users on 7/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/152:25 pm
BWI
- SYD
3 stops51h 05m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$611
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/113:55 pm
BWI
- SYD
1 stop25h 00m
Qantas Airways
Deal found 7/9![Qantas Airways logo]()
$616
This oojo deal was found by Cheapflights users on 7/8. 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.
Tue 8/47:17 pm
BWI
- SYD
1 stop21h 38m
Qantas Airways
Deal found 7/8![Qantas Airways logo]()
$620
This oojo deal was found by Cheapflights users on 7/7. 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.
Mon 8/103:55 pm
BWI
- MEL
1 stop23h 05m
Qantas Airways
Deal found 7/7![Qantas Airways logo]()
$623
This American Airlines deal was found by Cheapflights users on 7/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/113:55 pm
BWI
- SYD
2 stops25h 10m
American Airlines
Deal found 7/9![American Airlines logo]()
$623
This Kiwi.com deal was found by Cheapflights users on 7/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/42:25 pm
BWI
- AVV
3 stops34h 55m
Multiple Airlines
Deal found 7/9![Multiple Airlines logo]()
$623
Find flight deals from Baltimore to Australia
Keep the following information in mind while searching for Baltimore to Australia flight deals. Data was last updated July 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,160 (lastminute.com) |
One-way from | $553 (Kiwi.com) |
Popular in | December |
Cheapest in | April |
Average price | $1,497 |
Cheapflights Fare Finder
Customize your flight search to find flights from Baltimore to Australia 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 July 12, 2026.
Use the filters below to find and compare flights from Baltimore to Australia that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BaltimoreSydney
BWI - SYD
BWISYD
Baltimore/Washington
Mon 8/3
3:03 pm-7:00 am
2 stops25h 57m
Sydney Kingsford Smith
Mon 8/10
9:30 am-5:43 pm
1 stop22h 13m
$1,186
BaltimoreSydney
BWI - SYD
BWISYD
Baltimore/Washington
Mon 8/10
2:18 pm-6:50 am
2 stops26h 32m
Sydney Kingsford Smith
Tue 8/18
9:15 am-7:50 pm
2 stops24h 35m
$1,191
BaltimoreSydney
BWI - SYD
BWISYD
Baltimore/Washington
Tue 8/4
3:03 pm-7:00 am
2 stops25h 57m
Sydney Kingsford Smith
Sun 9/27
10:20 am-10:34 pm
2 stops26h 14m
$1,191
BaltimoreSydney
BWI - SYD
BWISYD
Baltimore/Washington
Sun 8/9
2:18 pm-6:50 am
2 stops26h 32m
Sydney Kingsford Smith
Sun 8/23
9:15 am-11:18 pm
2 stops28h 03m
$1,191
BaltimoreMelbourne
BWI - MEL
BWIMEL
Baltimore/Washington
Mon 8/24
6:52 pm-8:15 am
1 stop23h 23m
Melbourne
Mon 9/7
10:55 am-11:45 am
2 stops38h 50m
$1,203
BaltimoreMelbourne
BWI - MEL
BWIMEL
Baltimore/Washington
Sun 8/23
6:52 pm-8:15 am
1 stop23h 23m
Melbourne
Sun 8/30
9:30 am-4:35 pm
1 stop21h 05m
$1,211
BaltimoreMelbourne
BWI - MEL
BWIMEL
Baltimore/Washington
Fri 8/21
3:04 pm-7:30 am
2 stops26h 26m
Melbourne
Fri 8/28
9:30 am-4:35 pm
1 stop21h 05m
$1,211
BaltimoreMelbourne
BWI - MEL
BWIMEL
Baltimore/Washington
Mon 9/28
3:04 pm-7:30 am
2 stops26h 26m
Melbourne
Mon 10/5
11:55 am-9:02 pm
2 stops24h 07m
$1,216
BaltimoreMelbourne
BWI - MEL
BWIMEL
Baltimore/Washington
Wed 9/16
4:18 pm-7:30 am
2 stops25h 12m
Melbourne
Sun 9/27
9:30 am-4:37 pm
1 stop21h 07m
$1,216
BaltimoreMelbourne
BWI - MEL
BWIMEL
Baltimore/Washington
Tue 7/14
6:38 am-8:15 am
1 stop35h 37m
Melbourne
Mon 7/27
10:55 am-5:57 pm
1 stop21h 02m
$1,222
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Baltimore to Australia
Have a flexible travel schedule? Discover the best time to fly to Australia from Baltimore with our price prediction graph.
BWI-AVV
BWI-SYD
BWI-CBR
BWI-PER
BWI-MEL
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.
Cheapflights Insights
Everything you need to know about your flight from Baltimore to Australia
BWI-AU0
BWI-AVV
BWI-SYD
BWI-CBR
BWI-PER
What is the cheapest month to book a flight from Baltimore to Australia?
Currently, September is the cheapest month in which you can book a flight from Baltimore to Australia (average of $114). Flying from Baltimore to Australia in May is currently the most expensive (average of $1,289). 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 Baltimore to Australia?
The best time to book flights from Baltimore to Australia is 45 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 Australia
Get insights into the airlines that provide service to Australia. 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 Australia. Reviews last updated July 12, 2026.
Peruse reviews from past customers who have flown with Delta,Qantas Airways, andUnited Airlines from Baltimore to Australia to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Food
7.2
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Food
7.2
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Food
7.2
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Food
7.2
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Food
7.2
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Baltimore to Australia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
Top regions
Alternative routes for Baltimore to Australia
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Australia by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Baltimore to Australia by cabin class
Find flights from Baltimore to Australia, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Baltimore and Australia flights
Browse other Baltimore and Australia flight options. Last updated on July 12, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Baltimore to Australia flights
Consider these flights traveling from Baltimore to Australia.
Fly to Australia regions
Consider these flights traveling to Australia regions.
Top 5 airlines flying from Baltimore to Australia
Discover the top 5 airlines that operate flights from Baltimore to Australia. 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 2,558,603 searches. Data last updated July 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$282 | Average$795 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$787 | Average$1,431 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$987 | Average$1,489 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$1,084 | Average$1,428 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$1,294 | Average$1,718 | FlexibilityNo cancel fee | On-time78% |