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Cheap flights from Idaho to Sydney from $1,382

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight to Sydney departing on 20/3. 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.
BOI — SYD
4 Mar — 11 Mar1
1 adult
Mon 4/3
Mon 11/3

What is the cheapest month to fly from Idaho to Sydney?

November is one of the best times of the year to fly to Sydney from Idaho. Prices for November average $2,913 per person but you can even find prices for as low as $1,771. The most expensive prices can be found in the month of December. Opting for a November flight can save you 56% on your journey compared to booking in December

When is the cheapest time to fly from Idaho to Sydney (ID - SYD)?

When flying from Idaho to Sydney, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap United Airlines flights from Idaho to Sydney

Explore cheap flight options specifically provided by United Airlines for the route between Idaho and Sydney. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 710,479 searches. Data last updated 29 February 2024.
Consider these cheap United Airlines flights we've found departing from Idaho to Sydney. Be sure to come back soon if the deals available don't appeal to you at this time.
Wed 13/313:43GEG - SYD
2 stops22h 37mUnited Airlines
Sun 17/314:00SYD - GEG
1 stop25h 32mUnited Airlines
Deal found 26/2$1,529
Wed 13/306:00GEG - SYD
1 stop30h 20mUnited Airlines
Sun 17/314:00SYD - GEG
1 stop25h 32mUnited Airlines
Deal found 26/2$1,532
Sun 31/318:58BOI - SYD
1 stop20h 02mUnited Airlines
Wed 10/409:30SYD - BOI
1 stop18h 20mUnited Airlines
Deal found 28/2$1,555
Fri 22/318:35BOI - SYD
1 stop21h 40mUnited Airlines
Tue 26/311:20SYD - BOI
1 stop17h 59mUnited Airlines
Deal found 27/2$1,598
Fri 22/317:32BOI - SYD
2 stops22h 43mUnited Airlines
Tue 26/311:20SYD - BOI
2 stops23h 34mUnited Airlines
Deal found 27/2$1,606
Fri 22/306:00GEG - SYD
1 stop30h 20mUnited Airlines
Tue 26/314:00SYD - GEG
1 stop25h 32mUnited Airlines
Deal found 27/2$1,611
Wed 27/313:43GEG - SYD
2 stops22h 37mUnited Airlines
Wed 3/411:20SYD - GEG
1 stop29h 44mUnited Airlines
Deal found 27/2$1,657
Wed 27/306:00GEG - SYD
1 stop30h 20mUnited Airlines
Wed 3/411:20SYD - GEG
1 stop29h 44mUnited Airlines
Deal found 27/2$1,660
Wed 27/313:43GEG - SYD
2 stops22h 37mUnited Airlines
Wed 3/411:20SYD - GEG
2 stops43h 20mUnited Airlines
Deal found 27/2$1,669

Cheap Air New Zealand flights from Idaho to Sydney

Explore cheap flight options specifically provided by Air New Zealand for the route between Idaho and Sydney. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 710,479 searches. Data last updated 29 February 2024.
Browse through some of the cheapest Air New Zealand flights travelling from Idaho to Sydney. Check back soon if you're not seeing flights that suit your needs.
Thu 4/719:05BOI - SYD
2 stops23h 30mAir New Zealand
Mon 15/710:20SYD - BOI
1 stop21h 53mAir New Zealand
Deal found 27/2$1,952
Fri 17/512:45BOI - SYD
2 stops28h 00mAir New Zealand
Fri 31/510:20SYD - BOI
1 stop26h 52mAir New Zealand
Deal found 28/2$2,040
Thu 4/714:15BOI - SYD
2 stops28h 20mAir New Zealand
Mon 15/709:55SYD - BOI
2 stops28h 17mAir New Zealand
Deal found 27/2$2,069

Cheap Idaho to Sydney flights in February & March 2024

Find cheap flight options from Idaho to Sydney specifically for the months of February and March 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 710,479 searches. Prices were last updated on 29 February 2024.
Check out some of the best flight deals from Idaho to Sydney in 2024. Check back in a little while for more flight options.
Sun 31/318:58BOI - SYD
1 stop20h 02mUnited Airlines
Wed 10/409:30SYD - BOI
1 stop18h 20mUnited Airlines
Deal found 28/2$1,555
Fri 22/318:35BOI - SYD
1 stop21h 40mUnited Airlines
Tue 26/311:20SYD - BOI
1 stop17h 59mUnited Airlines
Deal found 27/2$1,598
Fri 22/317:32BOI - SYD
2 stops22h 43mUnited Airlines
Tue 26/311:20SYD - BOI
2 stops23h 34mUnited Airlines
Deal found 27/2$1,606
Fri 22/305:15GEG - SYD
2 stops34h 00mUnited Airlines
Tue 26/311:50SYD - GEG
2 stops27h 03mUnited Airlines
Deal found 27/2$1,606
Fri 22/306:00GEG - SYD
1 stop30h 20mUnited Airlines
Tue 26/314:00SYD - GEG
1 stop25h 32mUnited Airlines
Deal found 27/2$1,611
Sun 31/314:37BOI - SYD
2 stops24h 23mUnited Airlines
Wed 10/409:30SYD - BOI
1 stop18h 20mUnited Airlines
Deal found 28/2$1,683
Wed 28/212:34BOI - SYD
2 stops29h 56mAir New Zealand
Wed 6/312:10SYD - BOI
1 stop27h 07mAir New Zealand
Deal found 27/2$1,877
Wed 28/212:34BOI - SYD
2 stops29h 56mAir New Zealand
Wed 6/313:45SYD - BOI
2 stops40h 34mAir New Zealand
Deal found 27/2$1,929
Sun 31/307:20BOI - SYD
1 stop31h 15mDelta
Wed 10/409:25SYD - BOI
1 stop28h 47mDelta
Deal found 28/2$2,247

Idaho to Sydney 2024 flight deals

Discover exclusive flight deals for travel between Idaho and Sydney in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 710,479 searches. Data last updated 29 February 2024.
Check out some of the best flight deals from Idaho to Sydney in 2024. Check back in a little while for more flight options.
Sun 31/318:58BOI - SYD
1 stop20h 02mUnited Airlines
Wed 10/409:30SYD - BOI
1 stop18h 20mUnited Airlines
Deal found 28/2$1,555
Fri 22/318:35BOI - SYD
1 stop21h 40mUnited Airlines
Tue 26/311:20SYD - BOI
1 stop17h 59mUnited Airlines
Deal found 27/2$1,598
Fri 22/317:32BOI - SYD
2 stops22h 43mUnited Airlines
Tue 26/311:20SYD - BOI
2 stops23h 34mUnited Airlines
Deal found 27/2$1,606
Fri 22/305:15GEG - SYD
2 stops34h 00mUnited Airlines
Tue 26/311:50SYD - GEG
2 stops27h 03mUnited Airlines
Deal found 27/2$1,606
Fri 22/306:00GEG - SYD
1 stop30h 20mUnited Airlines
Tue 26/314:00SYD - GEG
1 stop25h 32mUnited Airlines
Deal found 27/2$1,611
Sun 31/314:37BOI - SYD
2 stops24h 23mUnited Airlines
Wed 10/409:30SYD - BOI
1 stop18h 20mUnited Airlines
Deal found 28/2$1,683
Wed 28/212:34BOI - SYD
2 stops29h 56mAir New Zealand
Wed 6/312:10SYD - BOI
1 stop27h 07mAir New Zealand
Deal found 27/2$1,877
Sun 3/1114:05GEG - SYD
1 stop24h 10mAir New Zealand
Sun 10/1111:45SYD - GEG
2 stops28h 39mAir New Zealand
Deal found 27/2$1,880
Tue 17/914:05GEG - SYD
2 stops27h 30mAir New Zealand
Wed 25/910:20SYD - GEG
1 stop19h 49mAir New Zealand
Deal found 28/2$1,897

One-way flights to Sydney from Idaho

Search for one-way flight options from Idaho to Sydney. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 710,479 searches. Data last updated 29 February 2024.
If you're seeking multiple options on one-way flights from Idaho to Sydney, be sure to check out these deals, which are updated often. Users can also find round-trip Idaho to Sydney flights by using the search form above.
Wed 20/307:00GEG - SYD
2 stops35h 00mMultiple Airlines
Deal found 27/2$1,382
Wed 20/313:30GEG - SYD
1 stop22h 35mDelta
Deal found 27/2$2,143
Wed 20/313:37GEG - SYD
3 stops27h 18mMultiple Airlines
Deal found 27/2$2,287

Find flights from Idaho to Sydney within your budget

Customise your flight search to find flights from Idaho to Sydney that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 710,479 searches. Data last updated 29 February 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,529 - $3,103

Route

Depart

Return

Price

SpokaneSydney Kingsford Smith

GEG - SYD

GEGSYD

Spokane

Wed 13/3

2 stops22h 37m

Sydney Kingsford Smith

Sun 17/3

1 stop25h 32m

$1,529

SpokaneSydney Kingsford Smith

GEG - SYD

GEGSYD

Spokane

Wed 13/3

1 stop30h 20m

Sydney Kingsford Smith

Sun 17/3

1 stop25h 32m

$1,532

Boise Air Term. Gowen FldSydney Kingsford Smith

BOI - SYD

BOISYD

Boise Air Term. Gowen Fld

Sun 31/3

1 stop20h 02m

Sydney Kingsford Smith

Wed 10/4

1 stop18h 20m

$1,555

Boise Air Term. Gowen FldSydney Kingsford Smith

BOI - SYD

BOISYD

Boise Air Term. Gowen Fld

Fri 22/3

1 stop21h 40m

Sydney Kingsford Smith

Tue 26/3

1 stop17h 59m

$1,598

Boise Air Term. Gowen FldSydney Kingsford Smith

BOI - SYD

BOISYD

Boise Air Term. Gowen Fld

Fri 22/3

2 stops22h 43m

Sydney Kingsford Smith

Tue 26/3

2 stops23h 34m

$1,606

Boise Air Term. Gowen FldSydney Kingsford Smith

BOI - SYD

BOISYD

Boise Air Term. Gowen Fld

Thu 4/7

2 stops23h 30m

Sydney Kingsford Smith

Mon 15/7

1 stop21h 53m

$1,952

Boise Air Term. Gowen FldSydney Kingsford Smith

BOI - SYD

BOISYD

Boise Air Term. Gowen Fld

Fri 17/5

2 stops28h 00m

Sydney Kingsford Smith

Fri 31/5

1 stop26h 52m

$2,040

Boise Air Term. Gowen FldSydney Kingsford Smith

BOI - SYD

BOISYD

Boise Air Term. Gowen Fld

Thu 4/7

2 stops28h 20m

Sydney Kingsford Smith

Mon 15/7

2 stops28h 17m

$2,069

Boise Air Term. Gowen FldSydney Kingsford Smith

BOI - SYD

BOISYD

Boise Air Term. Gowen Fld

Fri 17/5

1 stop27h 25m

Sydney Kingsford Smith

Fri 31/5

1 stop20h 37m

$3,103

Flights are sorted by cheapest first

Deals found on 26/2

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sydney. Reviews last updated 29 February 2024.
See what other customers who have flown with United Airlines and Air New Zealand from Idaho to Sydney have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.6
Very Good
78 reviews

Overall

8.6

Crew

8.8

Comfort

8.0

Entertainment

7.5

Boarding

8.4

Food

7.7

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

8.6
Very Good
78 reviews
8.6
Very Good
78 reviews

Overall

8.6

Crew

8.8

Comfort

8.0

Entertainment

7.5

Boarding

8.4

Food

7.7

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

8.3
Very Good
728 reviews
8.6
Very Good
78 reviews

Overall

8.6

Crew

8.8

Comfort

8.0

Entertainment

7.5

Boarding

8.4

Food

7.7

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

8.1
Very Good
11,812 reviews
8.6
Very Good
78 reviews

Overall

8.6

Crew

8.8

Comfort

8.0

Entertainment

7.5

Boarding

8.4

Food

7.7

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

7.8
Good
1,106 reviews
8.6
Very Good
78 reviews

Overall

8.6

Crew

8.8

Comfort

8.0

Entertainment

7.5

Boarding

8.4

Food

7.7

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

7.4
Good
11,791 reviews
8.6
Very Good
78 reviews

Overall

8.6

Crew

8.8

Comfort

8.0

Entertainment

7.5

Boarding

8.4

Food

7.7

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Related info for your journey

Find useful and relevant information for your journey from Idaho to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Sydney from Idaho?

Sydney Kingsford Smith (SYD), located 7.5 km from the city centre, is the airport you fly into when you book flights from Idaho to Sydney.

Can I find flights from Idaho to Sydney for under $1,600 on Cheapflights?

Yes, there are multiple flights from Idaho to Sydney for under $1,600. The cheapest flight booked recently is on United Airlines for just $1,529, but on average you can expect to pay $2,149.

What does BOI to SYD mean?

Boise Air Term. Gowen Fld Airport is BOI and Sydney Kingsford Smith Airport is SYD. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service. Idaho Falls Fanning Field Airport (IDA), Hailey Sun Valley-Friedman Airport (SUN), Lewiston Nez Perce Rgnl Airport (LWS), Twin Falls Joslin Airport (TWF), Pocatello Airport (PIH) are some additional IATA codes for airports related to your trip.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Search flights from Idaho to Sydney by cabin class

Find flights from Idaho to Sydney, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Idaho to Sydney?

Cheapflights makes it easy to find Idaho to Sydney flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Idaho to Sydney?

Cheapflights helps you find that perfect flight to Sydney from Idaho by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Idaho to Sydney with no change fees?

Certainly. Search results for flights to Sydney from Idaho shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Idaho to Sydney become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Sydney from Idaho today and book when prices fit your budget.

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