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Find cheap flights from Idaho to Sydney from $1,787

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 14/5. 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
Fri 7/6
Fri 14/6

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In the last 7 days, travellers have searched 43,968,530 times on KAYAK, and here's why:

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Good to know

Low season

December

High season

November

Cheapest flight

$1,787
Best time to beat the crowds but there is an average 66% increase in price.
Most popular time to fly and prices are also 23% lower on average.
Flight from Spokane 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.

See more FAQs

Prefer to fly direct from Idaho to Sydney Kingsford Smith?

Find which airlines fly direct from Idaho to Kingsford Smith, which days they fly and book direct flights.

Direct departures

Idaho to Sydney Kingsford Smith

Monday

ANA, Aegean Airlines, Air Canada, +75 more

ANA, Aegean Airlines, +76 more

Tuesday

ANA, Aegean Airlines, Air Canada, +72 more

ANA, Aegean Airlines, +73 more

Wednesday

ANA, Aegean Airlines, Air Canada, +73 more

ANA, Aegean Airlines, +74 more

Thursday

ANA, Aegean Airlines, Air Canada, +72 more

ANA, Aegean Airlines, +73 more

Friday

ANA, Aegean Airlines, Air Canada, +77 more

ANA, Aegean Airlines, +78 more

Saturday

ANA, Aegean Airlines, Air Canada, +71 more

ANA, Aegean Airlines, +72 more

Sunday

ANA, Aegean Airlines, Air Canada, +73 more

ANA, Aegean Airlines, +74 more

See more direct flights

Direct returns

Sydney Kingsford Smith to Idaho

Monday

ANA, Aegean Airlines, Air Canada, +75 more

ANA, Aegean Airlines, +76 more

Tuesday

ANA, Aegean Airlines, Air Canada, +72 more

ANA, Aegean Airlines, +73 more

Wednesday

ANA, Aegean Airlines, Air Canada, +73 more

ANA, Aegean Airlines, +74 more

Thursday

ANA, Aegean Airlines, Air Canada, +72 more

ANA, Aegean Airlines, +73 more

Friday

ANA, Aegean Airlines, Air Canada, +77 more

ANA, Aegean Airlines, +78 more

Saturday

ANA, Aegean Airlines, Air Canada, +71 more

ANA, Aegean Airlines, +72 more

Sunday

ANA, Aegean Airlines, Air Canada, +73 more

ANA, Aegean Airlines, +74 more

See more direct flights
See more direct flights

Book cheap flights from Idaho to Sydney

Recent return flight deals

31/10Thu
1 stopAlaska Airlines
22h 36mGEG-SYD
4/11Mon
1 stopAlaska Airlines
24h 14mSYD-GEG
$2,033
31/10Thu
2 stopsAlaska Airlines
29h 08mGEG-SYD
4/11Mon
1 stopAlaska Airlines
24h 14mSYD-GEG
$2,039
31/10Thu
1 stopAlaska Airlines
22h 36mGEG-SYD
4/11Mon
2 stopsAlaska Airlines
22h 32mSYD-GEG
$2,040
30/7Tue
2 stops
25h 12mGEG-SYD
12/8Mon
2 stops
30h 34mSYD-GEG
$2,078
13/10Sun
2 stops
24h 45mBOI-SYD
19/10Sat
2 stops
25h 16mSYD-BOI
$2,232
13/10Sun
1 stopAir New Zealand
19h 50mBOI-SYD
19/10Sat
2 stopsAir New Zealand
45h 12mSYD-BOI
$2,403
3/6Mon
2 stopsAmerican Airlines
32h 16mGEG-SYD
10/6Mon
2 stopsAmerican Airlines
28h 20mSYD-GEG
$2,417
22/5Wed
2 stopsAir New Zealand
28h 00mBOI-SYD
5/6Wed
2 stopsAir New Zealand
28h 17mSYD-BOI
$2,470
30/7Tue
3 stopsAir Tahiti Nui
38h 55mGEG-SYD
12/8Mon
3 stopsAir Tahiti Nui
40h 46mSYD-GEG
$3,402
4/8Sun
2 stopsAmerican Airlines
38h 06mBOI-SYD
9/8Fri
2 stopsAmerican Airlines
23h 29mSYD-BOI
$4,043

Search by stops

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Recent one-way flight deals

14/5Tue
3 stopsAir Tahiti Nui
39h 10mGEG-SYD
$1,787
14/7Sun
2 stops
24h 10mGEG-SYD
$1,816
16/7Tue
2 stops
49h 22mGEG-SYD
$1,874
22/7Mon
2 stops
52h 00mGEG-SYD
$1,934
14/5Tue
2 stopsAir New Zealand
34h 20mGEG-SYD
$2,024
18/7Thu
2 stopsChina Airlines
52h 15mGEG-SYD
$2,090
14/5Tue
1 stopDelta
25h 07mGEG-SYD
$2,208
17/7Wed
1 stopUnited Airlines
21h 20mGEG-SYD
$2,210
15/7Mon
2 stopsDelta
31h 05mGEG-SYD
$2,226
13/7Sat
2 stopsUnited Airlines
43h 35mGEG-SYD
$2,261

Search by stops

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Search by price

Flights to Sydney

Destination:

Sydney (SYD)Australia

Return flight deals:

Sydney - Idaho

Cabin classes:

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