$730 Find Cheap Flights from Idaho to Sydney – Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Sydney departing on 2/9. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Flight Deals

Cheap Flights from Idaho to Sydney

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Idaho to Sydney that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Idaho to Sydney

Sun, 1 Nov - Sat, 21 Nov
Multiple Airlines Logo
17:05 - 09:00
GEG
-
SYD
20h 55m
1 stop
Multiple Airlines Logo
11:15 - 17:14
SYD
-
GEG
24h 59m
3 stops
$1,562Multiple Airlines
Sun, 1 Nov - Sat, 21 Nov
Multiple Airlines Logo
12:57 - 06:25
GEG
-
SYD
22h 28m
2 stops
Multiple Airlines Logo
11:15 - 17:14
SYD
-
GEG
24h 59m
3 stops
$1,563Multiple Airlines
Wed, 2 Dec - Wed, 16 Dec
Multiple Airlines Logo
17:47 - 09:00
GEG
-
SYD
20h 13m
1 stop
Multiple Airlines Logo
21:25 - 16:08
SYD
-
GEG
37h 43m
1 stop
$1,570Multiple Airlines
Sun, 1 Nov - Sat, 21 Nov
Multiple Airlines Logo
17:05 - 09:00
GEG
-
SYD
20h 55m
1 stop
Multiple Airlines Logo
11:15 - 22:25
SYD
-
GEG
30h 10m
1 stop
$1,583Multiple Airlines
Sun, 1 Nov - Sat, 21 Nov
Multiple Airlines Logo
07:05 - 06:25
GEG
-
SYD
28h 20m
2 stops
Multiple Airlines Logo
11:15 - 22:25
SYD
-
GEG
30h 10m
1 stop
$1,586Multiple Airlines
Wed, 2 Dec - Wed, 16 Dec
Qantas Airways Logo
16:47 - 06:25
GEG
-
SYD
18h 38m
1 stop
Qantas Airways Logo
14:05 - 20:57
SYD
-
GEG
25h 52m
1 stop
$1,590Qantas Airways
Wed, 2 Dec - Wed, 16 Dec
Multiple Airlines Logo
17:47 - 09:00
GEG
-
SYD
20h 13m
1 stop
Multiple Airlines Logo
21:25 - 16:08
SYD
-
GEG
37h 43m
1 stop
$1,636Multiple Airlines
Wed, 2 Dec - Wed, 16 Dec
Multiple Airlines Logo
17:47 - 09:00
GEG
-
SYD
20h 13m
1 stop
Multiple Airlines Logo
21:25 - 16:08
SYD
-
GEG
37h 43m
1 stop
$1,639Multiple Airlines
Thu, 30 Jul - Mon, 31 Aug
American Airlines Logo
13:57 - 07:30
BOI
-
SYD
25h 33m
2 stops
American Airlines Logo
12:00 - 22:11
SYD
-
BOI
26h 11m
1 stop
$1,768American Airlines
Tue, 20 Oct - Tue, 27 Oct
Qantas Airways Logo
18:57 - 08:05
BOI
-
SYD
20h 08m
1 stop
Qantas Airways Logo
11:15 - 12:28
SYD
-
BOI
18h 13m
1 stop
$1,788Qantas Airways
Useful Info

Good to know

Low seasonMarch
Cheapest flight$730
Best time to beat the crowds (18% less expensive on average)
Most popular time to fly (11% more expensive on average)
Flight from Boise to Sydney

FAQs for booking flights from Idaho to Sydney

  • How does KAYAK find such low prices on flights from Idaho to Sydney?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Idaho to Sydney.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Idaho to Sydney?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Sydney from Idaho is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Idaho to Sydney?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Sydney with an airline and back to Idaho with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Idaho to Sydney?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Sydney from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Wollongong
Parramatta
Leura
Katoomba
Terrigal
Penrith
Manly
Cronulla
Coogee
Randwick
Lithgow
Bondi Beach
Newport
Swansea
Charlestown
Brooklyn

Everything you need to know for your flight to Sydney

Information on the airport you'll fly into in Sydney

Sydney (SYD)