Cheap flights from Perth to Southwest Idaho

View AU$1,176 flight on Sun, 3 Aug. 2025Opens in a new window

Popular airlines from Perth to Southwest Idaho

  • Qatar Airways

    Qatar Airways

  • Air New Zealand

    Air New Zealand

  • United

    United

  • American Airlines

    American Airlines

  • Singapore Airlines

    Singapore Airlines

  • All Nippon Airways

    All Nippon Airways

  • Qantas Airways

    Qantas Airways

  • 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 Perth (PER) to Southwest Idaho (BOI)

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.

Air New Zealand
Sun, 17 Aug. - Sun, 24 Aug.
PER
Perth
BOI
Boise
AU$1,901 Return, found 1 hour ago
AU$1,901
Return
found 1 hour ago
Select Air New Zealand flight, departing Sun, 17 Aug. from Perth to Boise, returning Sun, 24 Aug., priced at AU$1,901 found 1 hour ago
Air New Zealand
Thu, 21 Aug. - Thu, 28 Aug.
PER
Perth
BOI
Boise
AU$1,937 Return, just found
AU$1,937
Return
just found
Select Air New Zealand flight, departing Thu, 21 Aug. from Perth to Boise, returning Thu, 28 Aug., priced at AU$1,937 just found
All Nippon Airways
Thu, 21 Aug. - Thu, 28 Aug.
PER
Perth
BOI
Boise
AU$2,018 Return, just found
AU$2,018
Return
just found
Select All Nippon Airways flight, departing Thu, 21 Aug. from Perth to Boise, returning Thu, 28 Aug., priced at AU$2,018 just found
Virgin Australia
Fri, 1 Aug. - Fri, 15 Aug.
PER
Perth
BOI
Boise
AU$2,030 Return, found 4 days ago
AU$2,030
Return
found 4 days ago
Select Virgin Australia flight, departing Fri, 1 Aug. from Perth to Boise, returning Fri, 15 Aug., priced at AU$2,030 found 4 days ago
Jetstar
Fri, 1 Aug. - Fri, 15 Aug.
PER
Perth
BOI
Boise
AU$2,037 Return, found 4 days ago
AU$2,037
Return
found 4 days ago
Select Jetstar flight, departing Fri, 1 Aug. from Perth to Boise, returning Fri, 15 Aug., priced at AU$2,037 found 4 days ago
Qantas Airways
Fri, 10 Oct. - Fri, 20 Mar.
PER
Perth
BOI
Boise
AU$2,074 Return, found 3 days ago
AU$2,074
Return
found 3 days ago
Select Qantas Airways flight, departing Fri, 10 Oct. from Perth to Boise, returning Fri, 20 Mar., priced at AU$2,074 found 3 days ago
*Available to Expedia members.