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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

$768 CHEAP FLIGHTS from Idaho to Sydney

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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.

Round-trip

One-way

Last minute

Recent return flight deals from Idaho to Sydney

Thu, 30 Oct - Thu, 6 Nov

13:47 - 09:05GEG-SYD

25h 18m2 stops

12:10 - 10:42SYD-GEG

17h 32m1 stop

$1,319United Airlines

Find Deal

Thu, 30 Oct - Thu, 6 Nov

13:47 - 09:15GEG-SYD

25h 28m2 stops

11:20 - 15:21SYD-GEG

23h 01m2 stops

$1,325United Airlines

Find Deal

Thu, 11 Dec - Fri, 9 Jan

08:55 - 19:45BOI-SYD

40h 50m2 stops

21:40 - 13:45SYD-BOI

34h 05m2 stops

$1,616Alaska Airlines

Find Deal

Thu, 11 Dec - Wed, 7 Jan

08:55 - 19:45BOI-SYD

40h 50m2 stops

21:40 - 13:45SYD-BOI

34h 05m2 stops

$1,643Alaska Airlines

Find Deal

Sun, 2 Nov - Sat, 15 Nov

18:05 - 09:50BOI-SYD

45h 45m2 stops

17:45 - 13:40SYD-BOI

37h 55m1 stop

$1,892

Find Deal

Thu, 25 Sep - Fri, 3 Oct

15:45 - 06:35BOI-SYD

22h 50m1 stop

09:25 - 15:04SYD-BOI

21h 39m1 stop

$1,907Delta

Find Deal

Thu, 25 Sep - Sat, 4 Oct

13:00 - 06:35BOI-SYD

25h 35m2 stops

09:25 - 18:16SYD-BOI

24h 51m2 stops

$1,913Delta

Find Deal

Sun, 2 Nov - Sat, 15 Nov

18:58 - 09:00BOI-SYD

20h 02m1 stop

17:45 - 13:40SYD-BOI

37h 55m1 stop

$2,062

Find Deal

Sat, 13 Dec - Thu, 8 Jan

13:17 - 06:55BOI-SYD

23h 38m1 stop

14:05 - 21:18SYD-BOI

25h 13m1 stop

$2,254American Airlines

Find Deal

Mon, 15 Dec - Thu, 8 Jan

06:44 - 06:55BOI-SYD

30h 11m1 stop

14:05 - 21:18SYD-BOI

25h 13m1 stop

$2,493American Airlines

Find Deal

Cheapest return fare

$1,319

Overall average: $1,924

United Airlines

Thu 30/10Thu 6/11

GEG - SYD • 2 stops

Cheapest one-way flight

$768

Multi-carrier

Tue 28/10

BOI - SYD • 3 stops

Start a new search

KAYAK searches hundreds of sites at once to find you the best travel deals.

We hope you love your trip to Sydney!

Useful Info

Low season	July
High season	February
Cheapest flight	$768

Best time to beat the crowds but there is an average 14% increase in price.

Most popular time to fly and prices are also 4% lower on average.

Flight from Boise 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.

Wollongong

Katoomba

Parramatta

Penrith

Terrigal

Leura

Manly

Cronulla

Bondi Beach

Coogee

Randwick

Lithgow

Charlestown

Newport

Swansea

Brooklyn

Everything you need to know for your flight to Sydney

Airports

Cabin class

Complete your trip

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Sydney

Sydney (SYD)

Not what you’re looking for? Find thousands of other hotels, flights, car hires and package deals with KAYAK.

$768 Find Cheap Flights from Idaho to Sydney

KAYAK searches hundreds of travel sites at once for deals on flights to Sydney

Cheap Flights from Idaho to Sydney

Recent return flight deals from Idaho to Sydney

Recent one-way flight deals from Idaho to Sydney

Recent last minute flight deals from Idaho to Sydney

Everything you should know

Good to know

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?

Everything you need to know for your flight to Sydney

Information on the airport you'll fly into in Sydney

Cabin class types available on flights to Idaho

Complete your trip to Sydney with a hotel stay or car hire

Flights to other popular destinations

Flights from domestic origins to Sydney

Choose which airport to fly into in SydneySydney

Find deals for your return flight