R1 669+ Cheap flights from Idaho

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/1. 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 — JNB
Jan 12 — Jan 191
1 adult
1 adult, Economy, 0 bags

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Cheapest flights from Idaho
Explore the most affordable flight options available from Idaho. Find the lowest fares based on data from user searches, with prices last updated on 13 December 2025.

Thu 2/49:00BOI - JNB
2 stops40h 00mQatar Airways
Tue 14/420:40JNB - BOI
2 stops32h 57mQatar Airways
Deal found 12/12R19 187
Tue 7/49:00BOI - JNB
2 stops40h 00mQatar Airways
Thu 30/420:40JNB - BOI
2 stops32h 57mQatar Airways
Deal found 12/12R19 980
Sat 9/515:50GEG - JNB
2 stops30h 10mAmerican Airlines
Sun 24/521:15JNB - GEG
2 stops34h 07mAmerican Airlines
Deal found 11/12R20 823
Tue 3/313:36BOI - CPT
2 stops35h 44mAmerican Airlines
Wed 10/618:50CPT - BOI
2 stops36h 15mAmerican Airlines
Deal found 11/12R21 244
Tue 31/315:10GEG - JNB
2 stops33h 15mAmerican Airlines
Wed 8/421:15JNB - GEG
2 stops32h 19mAmerican Airlines
Deal found 11/12R22 509
Sun 25/115:18BOI - CPT
2 stops35h 52mAmerican Airlines
Sun 1/218:55CPT - BOI
2 stops33h 30mAmerican Airlines
Deal found 11/12R22 930
Mon 1/614:03GEG - JNB
2 stops34h 22mAmerican Airlines
Mon 8/621:15JNB - GEG
2 stops34h 07mAmerican Airlines
Deal found 13/12R23 352
Wed 21/18:10BOI - JNB
2 stops34h 45mQatar Airways
Sun 25/112:45JNB - BOI
2 stops42h 24mQatar Airways
Deal found 11/12R23 588
Wed 29/417:45GEG - JNB
2 stops28h 15mBritish Airways
Sun 3/521:15JNB - GEG
2 stops34h 34mBritish Airways
Deal found 10/12R24 465
Sun 25/113:40BOI - CPT
1 stop20h 35mDelta
Sun 1/221:30CPT - BOI
1 stop24h 00mDelta
Deal found 11/12R26 505
Sun 5/411:35GEG - JNB
2 stops36h 25mMultiple Airlines
Sat 11/414:45JNB - GEG
2 stops54h 21mMultiple Airlines
Deal found 12/12R26 825
Sun 22/26:28BOI - CPT
2 stops43h 02mQatar Airways
Thu 26/212:35CPT - BOI
2 stops41h 40mQatar Airways
Deal found 11/12R27 314

Find flights from Idaho within your budget

 
Find flights departing from Idaho that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 13 December 2025. In the last 7 days, Cheapflights users made a total of 594 507 searches

Fly to

OR Tambo

Route

Depart

Return

Price

BoiseJohannesburg

BOI - JNB

BOIJNB

Boise Air Term. Gowen Fld

Thu 2/4

9:00-9:00

2 stops40h 00m

Johannesburg OR Tambo

Tue 14/4

11:55-21:37

2 stops41h 42m

R19 626

BoiseJohannesburg

BOI - JNB

BOIJNB

Boise Air Term. Gowen Fld

Tue 7/4

9:00-9:00

2 stops40h 00m

Johannesburg OR Tambo

Thu 30/4

20:40-21:37

2 stops32h 57m

R19 980

SpokaneJohannesburg

GEG - JNB

GEGJNB

Spokane

Sat 9/5

15:50-7:00

2 stops30h 10m

Johannesburg OR Tambo

Sun 24/5

21:15-22:22

2 stops34h 07m

R20 823

BoiseCape Town

BOI - CPT

BOICPT

Boise Air Term. Gowen Fld

Tue 3/3

13:36-10:20

2 stops35h 44m

Cape Town Intl

Wed 10/6

18:50-23:05

2 stops36h 15m

R21 244

SpokaneJohannesburg

GEG - JNB

GEGJNB

Spokane

Tue 31/3

15:10-9:25

2 stops33h 15m

Johannesburg OR Tambo

Wed 8/4

21:15-20:34

2 stops32h 19m

R22 509

BoiseCape Town

BOI - CPT

BOICPT

Boise Air Term. Gowen Fld

Sun 25/1

15:18-12:10

2 stops35h 52m

Cape Town Intl

Sun 1/2

18:55-19:25

2 stops33h 30m

R22 930

SpokaneJohannesburg

GEG - JNB

GEGJNB

Spokane

Mon 1/6

14:03-9:25

2 stops34h 22m

Johannesburg OR Tambo

Mon 8/6

21:15-22:22

2 stops34h 07m

R23 352

BoiseJohannesburg

BOI - JNB

BOIJNB

Boise Air Term. Gowen Fld

Wed 21/1

8:10-3:55

2 stops34h 45m

Johannesburg OR Tambo

Sun 25/1

12:45-22:09

2 stops42h 24m

R23 588

SpokaneJohannesburg

GEG - JNB

GEGJNB

Spokane

Wed 29/4

17:45-7:00

2 stops28h 15m

Johannesburg OR Tambo

Sun 3/5

21:15-22:49

2 stops34h 34m

R24 465

BoiseCape Town

BOI - CPT

BOICPT

Boise Air Term. Gowen Fld

Sun 25/1

13:40-19:15

1 stop20h 35m

Cape Town Intl

Sun 1/2

21:30-12:30

1 stop24h 00m

R26 505

Flights are sorted by cheapest return flights first.

Deals found on 11/12

Showing 1-10 of 32 results
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Best time to book a flight from Idaho

Have a flexible travel schedule? Discover the best time to fly from Idaho with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Idaho

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Related info for your journey

Access useful and relevant information related to your journey from Idaho. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 13 December 2025.

  • How does Cheapflights help users find flights from Idaho?

    Deals for flights from Idaho are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

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

    Millions of users choose and trust Cheapflights to book the best flight deals from Idaho for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

  • Can Cheapflights find flights from Idaho with no change fees?

    Certainly. Search results for flights 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 become cheaper?

    Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from Idaho today and book when you’re ready!

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Fly with Cheapflights

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How does Cheapflights help users find flights from Idaho?

Deals for flights from Idaho are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Idaho for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Idaho with no change fees?

Certainly. Search results for flights 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 become cheaper?

Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from Idaho today and book when you’re ready!

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