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Cheap flights from San Antonio to Boise from $93

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Boise departing on 10/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from San Antonio to Boise

Cheap round-trip flights

Spirit Airlines Logo
9:47 pm - 1:21 pmSAT-BOI
16h 34m1 stop
Spirit Airlines Logo
2:16 pm - 8:52 pmBOI-SAT
29h 36m1 stop
$203Spirit Airlines
Find Deal
mié., sep. 17 - dom., sep. 21
Spirit Airlines Logo
8:37 pm - 1:21 pmSAT-BOI
17h 44m2 stops
Spirit Airlines Logo
9:26 pm - 8:52 pmBOI-SAT
22h 26m1 stop
$204Spirit Airlines
Find Deal
vie., sep. 12 - lun., sep. 22
Logo
9:25 pm - 1:30 pmSAT-BOI
17h 05m1 stop
Logo
12:28 pm - 7:41 pmBOI-SAT
6h 13m1 stop
$209
Find Deal
vie., oct. 24 - dom., oct. 26
Logo
2:01 pm - 8:31 pmSAT-BOI
7h 30m1 stop
Logo
2:16 pm - 1:16 pmBOI-SAT
22h 00m1 stop
$217
Find Deal
lun., sep. 22 - jue., sep. 25
Southwest Logo
6:40 am - 11:45 amSAT-BOI
6h 05m1 stop
Southwest Logo
3:45 pm - 9:50 pmBOI-SAT
5h 05m1 stop
$237Southwest
Find Deal
mar., sep. 23 - mar., sep. 23
Delta Logo
4:00 pm - 11:00 pmSAT-BOI
8h 00m1 stop
Delta Logo
5:43 pm - 12:19 amBOI-SAT
5h 36m1 stop
$249Delta
Find Deal
jue., sep. 11 - jue., sep. 18
Southwest Logo
5:00 pm - 12:05 amSAT-BOI
8h 05m2 stops
Southwest Logo
5:45 am - 2:15 pmBOI-SAT
7h 30m2 stops
$330Southwest
Find Deal
lun., sep. 22 - jue., sep. 25
United Airlines Logo
5:30 am - 1:30 pmSAT-BOI
9h 00m2 stops
United Airlines Logo
5:39 pm - 8:57 amBOI-SAT
14h 18m2 stops
$435United Airlines
Find Deal
mar., sep. 23 - mar., sep. 23
United Airlines Logo
5:58 pm - 1:49 pmSAT-BOI
20h 51m2 stops
United Airlines Logo
7:09 pm - 8:57 amBOI-SAT
12h 48m2 stops
$437United Airlines
Find Deal
vie., sep. 12 - lun., sep. 22
Delta Logo
7:30 am - 4:06 pmSAT-BOI
9h 36m2 stops
Delta Logo
11:41 am - 11:46 pmBOI-SAT
11h 05m2 stops
$544Delta
Find Deal
vie., oct. 24 - dom., oct. 26

Alaska Airlines flights from San Antonio to Boise

Our best Alaska Airlines deals on San Antonio to Boise flight tickets
Alaska Airlines
Sep 12
SAT6:27 amSan Antonio
9h 33m
1 stop
BOI3:00 pmBoise Air Term. Gowen Fld
Sep 15
BOI4:34 pmBoise Air Term. Gowen Fld
6h 29m
1 stop
SAT12:03 amSan Antonio
$263
Find similar
Alaska Airlines
Sep 12
SAT7:57 pmSan Antonio
14h 23m
2 stops
BOI9:20 amBoise Air Term. Gowen Fld
Sep 15
BOI4:34 pmBoise Air Term. Gowen Fld
6h 29m
1 stop
SAT12:03 amSan Antonio
$321
Find similar
Alaska Airlines
Sep 26
SAT6:27 amSan Antonio
9h 33m
1 stop
BOI3:00 pmBoise Air Term. Gowen Fld
Sep 30
BOI9:00 amBoise Air Term. Gowen Fld
8h 57m
1 stop
SAT6:57 pmSan Antonio
$333
Find similar

Spirit Airlines flights from San Antonio to Boise

Our best Spirit Airlines deals on San Antonio to Boise flight tickets
Spirit Airlines
Sep 17
SAT9:47 pmSan Antonio
16h 34m
1 stop
BOI1:21 pmBoise Air Term. Gowen Fld
Sep 21
BOI2:16 pmBoise Air Term. Gowen Fld
29h 36m
1 stop
SAT8:52 pmSan Antonio
$203
Find similar
Spirit Airlines
Sep 12
SAT8:37 pmSan Antonio
17h 44m
2 stops
BOI1:21 pmBoise Air Term. Gowen Fld
Sep 22
BOI9:26 pmBoise Air Term. Gowen Fld
22h 26m
1 stop
SAT8:52 pmSan Antonio
$204
Find similar
Spirit Airlines
Sep 17
SAT9:47 pmSan Antonio
16h 34m
1 stop
BOI1:21 pmBoise Air Term. Gowen Fld
Sep 21
BOI2:16 pmBoise Air Term. Gowen Fld
25h 31m
1 stop
SAT4:47 pmSan Antonio
$210
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Antonio to Boise 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, momondo users made 832,500 searches. Data last updated agosto 20, 2025.
Use the filters below to find and compare flights from San Antonio to Boise that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San AntonioBoise

SAT - BOI

SATBOI

San Antonio

mié. 9/17

9:47 pm-1:21 pm

1 stop16h 34m

Boise Air Term. Gowen Fld

dom. 9/21

2:16 pm-8:52 pm

1 stop29h 36m

$203

San AntonioBoise

SAT - BOI

SATBOI

San Antonio

vie. 9/12

8:37 pm-1:21 pm

2 stops17h 44m

Boise Air Term. Gowen Fld

lun. 9/22

9:26 pm-8:52 pm

1 stop22h 26m

$204

San AntonioBoise

SAT - BOI

SATBOI

San Antonio

vie. 10/24

9:25 pm-1:30 pm

1 stop17h 05m

Boise Air Term. Gowen Fld

dom. 10/26

12:28 pm-7:41 pm

1 stop6h 13m

$209

San AntonioBoise

SAT - BOI

SATBOI

San Antonio

lun. 9/22

2:01 pm-8:31 pm

1 stop7h 30m

Boise Air Term. Gowen Fld

jue. 9/25

2:16 pm-1:16 pm

1 stop22h 00m

$217

San AntonioBoise

SAT - BOI

SATBOI

San Antonio

mar. 9/23

6:40 am-11:45 am

1 stop6h 05m

Boise Air Term. Gowen Fld

mar. 9/23

3:45 pm-9:50 pm

1 stop5h 05m

$237

San AntonioBoise

SAT - BOI

SATBOI

San Antonio

jue. 9/11

4:00 pm-11:00 pm

1 stop8h 00m

Boise Air Term. Gowen Fld

jue. 9/18

5:43 pm-12:19 am

1 stop5h 36m

$249

San AntonioBoise

SAT - BOI

SATBOI

San Antonio

lun. 9/22

5:00 pm-12:05 am

2 stops8h 05m

Boise Air Term. Gowen Fld

jue. 9/25

5:45 am-2:15 pm

2 stops7h 30m

$330

San AntonioBoise

SAT - BOI

SATBOI

San Antonio

mar. 9/23

5:30 am-1:30 pm

2 stops9h 00m

Boise Air Term. Gowen Fld

mar. 9/23

5:39 pm-8:57 am

2 stops14h 18m

$435

San AntonioBoise

SAT - BOI

SATBOI

San Antonio

vie. 9/12

5:58 pm-1:49 pm

2 stops20h 51m

Boise Air Term. Gowen Fld

lun. 9/22

7:09 pm-8:57 am

2 stops12h 48m

$437

San AntonioBoise

SAT - BOI

SATBOI

San Antonio

vie. 10/24

7:30 am-4:06 pm

2 stops9h 36m

Boise Air Term. Gowen Fld

dom. 10/26

11:41 am-11:46 pm

2 stops11h 05m

$544

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Boise from

How to get the cheapest flight ticket from San Antonio to Boise

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

What is the cheapest month to fly to Boise?

The month of January is, on average, the cheapest month to fly to Boise from San Antonio, with most prices found around $308. If you aren’t able to travel during the month of January, then book flights to Boise from San Antonio during February instead. Flights to Boise in February, while not as cheap as those in January, still average around $314.

What is the cheapest day to depart on your flight to Boise?

Our data shows that Wednesday is the least expensive day to fly to Boise. Tickets to fly out on this day can be as low as $310. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $505. These prices are subject to change though, so be sure to set up a Price Alert for flights to Boise.

What is the cheapest time of day to depart on your flight to Boise?

Our data shows that the cheapest San Antonio to Boise flights are usually those with departure times at noon. Our users have found flights to Boise at noon for as low as $369. In the afternoon is when there is more demand to fly to Boise, so prices are often more expensive at around $466 per ticket.

How far in advance should I book a flight to Boise?

You are more likely to see cheaper flights to Boise from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to Boise for around $402 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boise from San Antonio for as low as $281 on momondo.

Can stopping save me money on San Antonio to Boise flights?

You could potentially save up to 41% on your flight if you consider stops on a San Antonio to Boise flight.

How have San Antonio to Boise flight prices changed over time?

As of August 2025, prices for San Antonio to Boise flights are approximately 51% cheaper when compared to flights at the same time last year.

When to book flights from San Antonio to Boise

Are you open to changing your travel dates? Check out the ideal times to fly from San Antonio to Boise according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Antonio to Boise (SAT to BOI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Antonio to Boise

Direct flights

None
There are no direct flights from San Antonio to Boise. There are no popular flight routes from San Antonio to Boise.
Search flight deals

  • How far is San Antonio to Boise Air Term. Gowen Fld by plane?

    The straight-line distance from San Antonio to Boise Air Term. Gowen Fld is 1381.9 mi. 5h 15m is a normal flight duration for this route.

  • When did momondo last update prices for flights from San Antonio Airport to Boise Air Term. Gowen Fld Airport?

    Prices for flights from San Antonio Airport to Boise Air Term. Gowen Fld Airport refresh daily.

  • How many operators does momondo search for flights from San Antonio Airport to Boise Air Term. Gowen Fld Airport?

  • How old do you have to be to fly from San Antonio Airport to Boise Air Term. Gowen Fld Airport?

    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 San Antonio Airport to Boise Air Term. Gowen Fld Airport.

  • What documentation or ID do you need to fly to Boise Air Term. Gowen Fld Airport?

    The travel and health documents you'll need for your trip to Boise Air Term. Gowen Fld Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Boise Air Term. Gowen Fld Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from San Antonio to Boise?

Best airlines flying from San Antonio to Boise

Compare and see reviews for airlines that fly from San Antonio to Boise with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $116Free CancellationRating
6.3
8,039 reviews
Search Spirit Airlines flights
DeltaPriceFrom $204Free CancellationRating
7.9
7,982 reviews
Search Delta flights
American AirlinesPriceFrom $244Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $286Free CancellationRating
8.0
4,246 reviews
Search Southwest flights
United AirlinesPriceFrom $286Free CancellationRating
7.4
8,928 reviews
Search United Airlines flights

Traveling to a place near Boise?

Book flights to Boise if you plan to visit one of these locations
Nampa
Meridian
McCall
Caldwell
Ontario
Eagle

Why use momondo?

Why should I use momondo to find a flight deal from San Antonio to Boise?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Antonio to Boise for you.

Can I find flights from San Antonio to Boise with flexible booking policies on momondo?

All flight searches from San Antonio to Boise on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from San Antonio to Boise?

Once all potential San Antonio to Boise flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Boise from San Antonio are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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