Cheap flights from Adelaide to Casco Bay Islands

View AU$1,292 flight on Sat, 27 Sep. 2025Opens in a new window

Popular airlines from Adelaide to Casco Bay Islands

  • Qatar Airways

    Qatar Airways

  • American Airlines

    American Airlines

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 35% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Adelaide (ADL) to Casco Bay Islands (PWM)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Jetstar
Wed, 13 Aug. - Wed, 20 Aug.
ADL
Adelaide
PWM
Portland
AU$2,099 Return, found 6 hours ago
AU$2,099
Return
found 6 hours ago
Select Jetstar flight, departing Wed, 13 Aug. from Adelaide to Portland, returning Wed, 20 Aug., priced at AU$2,099 found 6 hours ago
Jetstar
Mon, 4 Aug. - Mon, 11 Aug.
ADL
Adelaide
PWM
Portland
AU$2,116 Return, just found
AU$2,116
Return
just found
Select Jetstar flight, departing Mon, 4 Aug. from Adelaide to Portland, returning Mon, 11 Aug., priced at AU$2,116 just found
Jetstar
Sun, 3 Aug. - Sun, 10 Aug.
ADL
Adelaide
PWM
Portland
AU$2,137 Return, just found
AU$2,137
Return
just found
Select Jetstar flight, departing Sun, 3 Aug. from Adelaide to Portland, returning Sun, 10 Aug., priced at AU$2,137 just found
Qantas Airways
Sun, 3 Aug. - Sun, 10 Aug.
ADL
Adelaide
PWM
Portland
AU$2,188 Return, just found
AU$2,188
Return
just found
Select Qantas Airways flight, departing Sun, 3 Aug. from Adelaide to Portland, returning Sun, 10 Aug., priced at AU$2,188 just found
American Airlines
Wed, 6 Aug. - Wed, 13 Aug.
ADL
Adelaide
PWM
Portland
AU$2,239 Return, found 8 hours ago
AU$2,239
Return
found 8 hours ago
Select American Airlines flight, departing Wed, 6 Aug. from Adelaide to Portland, returning Wed, 13 Aug., priced at AU$2,239 found 8 hours ago
Qatar Airways
Wed, 27 Aug. - Wed, 3 Sep.
ADL
Adelaide
PWM
Portland
AU$3,332 Return, found 10 hours ago
AU$3,332
Return
found 10 hours ago
Select Qatar Airways flight, departing Wed, 27 Aug. from Adelaide to Portland, returning Wed, 3 Sep., priced at AU$3,332 found 10 hours ago
*Available to Expedia members.