When did momondo last update prices for flights from Sydney Kingsford Smith Airport to Idaho?

Prices for flights from Sydney Kingsford Smith Airport to Idaho are refreshed on a daily basis.

How old do you have to be to fly from Sydney Kingsford Smith Airport to Idaho?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Sydney Kingsford Smith Airport to Idaho.

What documentation or ID do you need to fly to Idaho?

The necessary travel and health documents for your Idaho trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$1,058 Cheap Flights from Sydney to Idaho in 2026

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0 bags

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Find the cheapest flights from Sydney to Idaho

Round-trip

Cheap round-trip flights

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9:15 am - 10:24 pm

SYD

BOI

29h 09m

2 stops

7:24 am - 6:50 am

BOI

SYD

31h 26m

2 stops

$1,058Delta

Mon, Apr 27 - Mon, May 4

9:10 am - 1:42 pm

SYD

BOI

44h 32m

2 stops

6:00 am - 6:55 am

BOI

SYD

32h 55m

1 stop

$1,689American Airlines

Thu, Apr 23 - Sun, Apr 26

9:10 am - 11:41 pm

SYD

BOI

30h 31m

2 stops

2:14 pm - 7:05 am

BOI

SYD

24h 51m

2 stops

$1,736American Airlines

Thu, Apr 23 - Sun, Apr 26

10:20 am - 3:27 pm

SYD

BOI

21h 07m

1 stop

4:05 pm - 6:55 am

BOI

SYD

22h 50m

1 stop

$1,754United Airlines

Thu, Apr 23 - Sun, Apr 26

10:20 am - 11:06 am

SYD

BOI

16h 46m

1 stop

12:30 pm - 6:55 am

BOI

SYD

26h 25m

1 stop

$1,810United Airlines

Thu, Apr 23 - Sun, Apr 26

9:30 am - 6:05 pm

SYD

BOI

24h 35m

2 stops

10:35 am - 6:55 am

BOI

SYD

28h 20m

2 stops

$1,831United Airlines

Thu, Apr 23 - Sun, Apr 26

10:20 am - 6:05 pm

SYD

BOI

23h 45m

2 stops

2:37 pm - 6:55 am

BOI

SYD

24h 18m

2 stops

$1,843United Airlines

Thu, Apr 23 - Sun, Apr 26

9:20 am - 10:35 pm

SYD

BOI

29h 15m

2 stops

6:30 am - 7:20 am

BOI

SYD

32h 50m

3 stops

$2,252Air Canada

Mon, Apr 27 - Mon, May 4

6:00 pm - 10:03 pm

SYD

BOI

44h 03m

3 stops

7:11 am - 10:25 am

BOI

SYD

59h 14m

2 stops

$3,088Singapore Airlines

Thu, Apr 23 - Sun, Apr 26

6:00 pm - 8:13 pm

SYD

BOI

42h 13m

3 stops

8:02 am - 4:45 pm

BOI

SYD

40h 43m

3 stops

$3,653Singapore Airlines

Mon, Apr 27 - Mon, May 4

American Airlines flights from Sydney to Idaho

Our best American Airlines deals on Sydney to Idaho flight tickets

American Airlines

Apr 23

SYD9:10 amSydney Kingsford Smith

44h 32m

2 stops

BOI1:42 pmBoise Air Term. Gowen Fld

Apr 26

BOI6:00 amBoise Air Term. Gowen Fld

32h 55m

1 stop

SYD6:55 amSydney Kingsford Smith

$1,689

American Airlines

Apr 23

SYD9:10 amSydney Kingsford Smith

30h 31m

2 stops

BOI11:41 pmBoise Air Term. Gowen Fld

Apr 26

BOI2:14 pmBoise Air Term. Gowen Fld

24h 51m

2 stops

SYD7:05 amSydney Kingsford Smith

$1,736

United Airlines flights from Sydney to Idaho

Our best United Airlines deals on Sydney to Idaho flight tickets

United Airlines

Apr 23

SYD10:20 amSydney Kingsford Smith

21h 07m

1 stop

BOI3:27 pmBoise Air Term. Gowen Fld

Apr 26

BOI4:05 pmBoise Air Term. Gowen Fld

22h 50m

1 stop

SYD6:55 amSydney Kingsford Smith

$1,754

United Airlines

Apr 23

SYD10:20 amSydney Kingsford Smith

23h 45m

2 stops

BOI6:05 pmBoise Air Term. Gowen Fld

Apr 26

BOI12:30 pmBoise Air Term. Gowen Fld

26h 25m

1 stop

SYD6:55 amSydney Kingsford Smith

$1,810

United Airlines

Apr 23

SYD9:30 amSydney Kingsford Smith

24h 35m

2 stops

BOI6:05 pmBoise Air Term. Gowen Fld

Apr 26

BOI10:35 amBoise Air Term. Gowen Fld

28h 20m

2 stops

SYD6:55 amSydney Kingsford Smith

$1,831

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SydneyBoise

SYD - BOI

SYDBOI

Sydney Kingsford Smith

Mon 4/27

9:15 am-10:24 pm

2 stops29h 09m

Boise Air Term. Gowen Fld

Mon 5/4

7:24 am-6:50 am

2 stops31h 26m

$1,058

SydneyBoise

SYD - BOI

SYDBOI

Sydney Kingsford Smith

Thu 4/23

9:10 am-1:42 pm

2 stops44h 32m

Boise Air Term. Gowen Fld

Sun 4/26

6:00 am-6:55 am

1 stop32h 55m

$1,689

SydneyBoise

SYD - BOI

SYDBOI

Sydney Kingsford Smith

Thu 4/23

9:10 am-11:41 pm

2 stops30h 31m

Boise Air Term. Gowen Fld

Sun 4/26

2:14 pm-7:05 am

2 stops24h 51m

$1,736

SydneyBoise

SYD - BOI

SYDBOI

Sydney Kingsford Smith

Thu 4/23

10:20 am-3:27 pm

1 stop21h 07m

Boise Air Term. Gowen Fld

Sun 4/26

4:05 pm-6:55 am

1 stop22h 50m

$1,754

Quickest round-trip

SydneyBoise

SYD - BOI

SYDBOI

Sydney Kingsford Smith

Thu 4/23

10:20 am-11:06 am

1 stop16h 46m

Boise Air Term. Gowen Fld

Sun 4/26

12:30 pm-6:55 am

1 stop26h 25m

$1,810

SydneyBoise

SYD - BOI

SYDBOI

Sydney Kingsford Smith

Thu 4/23

9:30 am-6:05 pm

2 stops24h 35m

Boise Air Term. Gowen Fld

Sun 4/26

10:35 am-6:55 am

2 stops28h 20m

$1,831

SydneyBoise

SYD - BOI

SYDBOI

Sydney Kingsford Smith

Thu 4/23

10:20 am-6:05 pm

2 stops23h 45m

Boise Air Term. Gowen Fld

Sun 4/26

2:37 pm-6:55 am

2 stops24h 18m

$1,843

SydneyBoise

SYD - BOI

SYDBOI

Sydney Kingsford Smith

Mon 4/27

9:20 am-10:35 pm

2 stops29h 15m

Boise Air Term. Gowen Fld

Mon 5/4

6:30 am-7:20 am

3 stops32h 50m

$2,252

SydneyBoise

SYD - BOI

SYDBOI

Sydney Kingsford Smith

Thu 4/23

6:00 pm-10:03 pm

3 stops44h 03m

Boise Air Term. Gowen Fld

Sun 4/26

7:11 am-10:25 am

2 stops59h 14m

$3,088

SydneyBoise

SYD - BOI

SYDBOI

Sydney Kingsford Smith

Mon 4/27

6:00 pm-8:13 pm

3 stops42h 13m

Boise Air Term. Gowen Fld

Mon 5/4

8:02 am-4:45 pm

3 stops40h 43m

$3,653

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Sydney to Idaho

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Sydney to Idaho flights?

You could potentially save up to 59% on your flight if you consider stops on a Sydney to Idaho flight.

Cheap Sydney to Idaho flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sydney to Idaho

Fastest flight time	24h 35m
Direct flights	None

The fastest flight from Sydney to Idaho takes 24h 35m

There are no direct flights from Sydney to Idaho. There are no popular flight routes from Sydney to Idaho.

Search flight deals

When did momondo last update prices for flights from Sydney Kingsford Smith Airport to Idaho?
Prices for flights from Sydney Kingsford Smith Airport to Idaho are refreshed on a daily basis.
How old do you have to be to fly from Sydney Kingsford Smith Airport to Idaho?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Sydney Kingsford Smith Airport to Idaho.
What documentation or ID do you need to fly to Idaho?
The necessary travel and health documents for your Idaho trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Sydney to Idaho?

Finding the right flight to Idaho from Sydney is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Idaho quick and easy, saving you time and money.

Can I find flights from Sydney to Idaho with flexible booking policies on momondo?

momondo does allow users to show only those flights to Idaho from Sydney which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Sydney to Idaho?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Sydney to Idaho.

I’m not ready to book a flight from Sydney to Idaho right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Sydney to Idaho flights. All you need is a valid email address and we will do the rest; it is that quick and easy.