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RM 330+ Cheap flights from Idaho

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/5. 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.
BOI — FAT
10 Apr — 17 Apr1
1 adult
1 adult, Economy, 0 bags

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Enter your travel dates to find the best prices.

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 11 March 2026.

Wed 22/412:40
GEG
-
SFO
1 stop7h 09m
Alaska Airlines
Tue 28/410:28
SFO
-
GEG
Nonstop2h 12m
Alaska Airlines
Deal found 6/3RM 695
Sat 9/506:00
GEG
-
SFO
1 stop16h 28m
Alaska Airlines
Sat 16/512:33
SFO
-
GEG
Nonstop2h 07m
Alaska Airlines
Deal found 9/3RM 730
Fri 8/515:12
GEG
-
SFO
1 stop7h 16m
Alaska Airlines
Mon 11/510:28
SFO
-
GEG
Nonstop2h 12m
Alaska Airlines
Deal found 10/3RM 734
Sat 9/507:27
GEG
-
SFO
1 stop8h 45m
Alaska Airlines
Tue 12/510:28
SFO
-
GEG
Nonstop2h 12m
Alaska Airlines
Deal found 10/3RM 746
Wed 15/410:55
GEG
-
SFO
2 stops9h 00m
Southwest
Wed 22/405:40
SFO
-
GEG
1 stop8h 05m
Southwest
Deal found 9/3RM 753
Fri 8/515:12
GEG
-
SFO
1 stop5h 02m
Alaska Airlines
Fri 15/512:33
SFO
-
GEG
Nonstop2h 07m
Alaska Airlines
Deal found 9/3RM 769
Fri 15/506:00
GEG
-
SFO
Nonstop2h 28m
United Airlines
Wed 20/519:10
SFO
-
GEG
Nonstop2h 30m
United Airlines
Deal found 9/3RM 773
Sat 9/508:55
GEG
-
SFO
Nonstop2h 28m
United Airlines
Sun 10/520:20
SFO
-
GEG
Nonstop2h 30m
United Airlines
Deal found 6/3RM 777
Sat 9/507:27
GEG
-
SFO
1 stop8h 45m
Alaska Airlines
Mon 11/510:28
SFO
-
GEG
Nonstop2h 12m
Alaska Airlines
Deal found 10/3RM 785
Fri 1/519:41
GEG
-
FAT
1 stop17h 58m
Alaska Airlines
Sun 3/514:33
FAT
-
GEG
1 stop6h 58m
Alaska Airlines
Deal found 9/3RM 1,001
Fri 1/514:50
GEG
-
FAT
2 stops8h 55m
Southwest
Sun 3/515:50
FAT
-
GEG
1 stop9h 05m
Southwest
Deal found 9/3RM 1,052
Thu 23/419:41
GEG
-
FAT
1 stop26h 29m
Alaska Airlines
Sun 26/408:11
FAT
-
GEG
1 stop15h 00m
Alaska Airlines
Deal found 7/3RM 1,118

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 11 March 2026. In the last 7 days, Cheapflights users made a total of 407,431 searches

Fly to

Route

Departure

Return

Price

Cheapest return flight

SpokaneSan Francisco

GEG - SFO

GEGSFO

Spokane

Sat 2/5

12:40-19:49

1 stop7h 09m

San Francisco

Tue 5/5

10:28-12:40

Nonstop2h 12m

RM 695

SpokaneSan Francisco

GEG - SFO

GEGSFO

Spokane

Sat 9/5

07:27-14:13

1 stop6h 46m

San Francisco

Tue 12/5

14:00-21:31

1 stop7h 31m

RM 765

SpokaneSan Francisco

GEG - SFO

GEGSFO

Spokane

Sat 9/5

06:45-17:15

2 stops10h 30m

San Francisco

Sun 10/5

05:00-11:05

1 stop6h 05m

RM 793

SpokaneSan Francisco

GEG - SFO

GEGSFO

Spokane

Wed 8/4

07:15-20:03

1 stop12h 48m

San Francisco

Wed 15/4

09:25-11:37

Nonstop2h 12m

RM 883

SpokaneSan Francisco

GEG - SFO

GEGSFO

Spokane

Sat 2/5

08:55-11:23

Nonstop2h 28m

San Francisco

Tue 5/5

19:10-21:40

Nonstop2h 30m

RM 930

SpokaneSan Francisco

GEG - SFO

GEGSFO

Spokane

Fri 17/4

17:35-00:10

1 stop6h 35m

San Francisco

Thu 30/4

07:25-14:10

1 stop6h 45m

RM 969

SpokaneSan Francisco

GEG - SFO

GEGSFO

Spokane

Wed 8/4

14:40-22:45

2 stops8h 05m

San Francisco

Wed 15/4

05:55-13:05

1 stop7h 10m

RM 1,005

SpokaneSan Francisco

GEG - SFO

GEGSFO

Spokane

Sun 26/4

07:00-09:30

Nonstop2h 30m

San Francisco

Sun 3/5

08:50-11:16

Nonstop2h 26m

RM 1,008

SpokaneSan Francisco

GEG - SFO

GEGSFO

Spokane

Fri 8/5

06:00-08:28

Nonstop2h 28m

San Francisco

Sun 17/5

08:50-11:16

Nonstop2h 26m

RM 1,008
Fastest return journey

SpokaneSan Francisco

GEG - SFO

GEGSFO

Spokane

Tue 9/6

13:50-16:04

Nonstop2h 14m

San Francisco

Wed 17/6

12:29-14:36

Nonstop2h 07m

RM 1,087

Flights are sorted by cheapest return flights first.

Deals found on 6/3

Showing 1-10 of 47 resultsSorted by cheapest first
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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

Get recent, data-driven insights about flights from Idaho including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Idaho?

Currently, April is the cheapest month in which you can book a flight from Idaho (average of RM 734). Flying from Idaho in December will prove the most costly (average of RM 1,220). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

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Direct flights from USA

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Direct flights from Boise

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 11 March 2026.

  • What is the cheapest month to fly from Idaho?

    Currently, the cheapest month for flights from Idaho is April. The most expensive month for flights is December. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • How does Cheapflights help users find flights from Idaho?

    When you search for this flight from Idaho, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

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

    By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights from Idaho.

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

    Need flexible booking options for your flight from Idaho ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

    Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and use a valid email address to enable the Price Alerts feature. That’s it!

See more FAQs

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?

When you search for this flight from Idaho, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights from Idaho.

Can Cheapflights find flights from Idaho with no change fees?

Need flexible booking options for your flight from Idaho ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and use a valid email address to enable the Price Alerts feature. That’s it!

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