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Cheap flights from Boise to San Antonio from $107

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boise to San Antonio departing on 6/9. 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 Boise to San Antonio

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
1:22 pm - 6:59 pm
BOI
-
SAT
28h 37m
1 stop
Frontier Logo
7:54 pm - 12:27 pm
SAT
-
BOI
17h 33m
1 stop
$270Frontier
Thu, May 7 - Wed, May 13
Frontier Logo
1:25 pm - 6:59 pm
BOI
-
SAT
28h 34m
1 stop
Frontier Logo
7:54 pm - 12:30 pm
SAT
-
BOI
17h 36m
1 stop
$312Frontier
Sun, May 24 - Wed, May 27
Delta Logo
8:30 am - 5:10 pm
BOI
-
SAT
7h 40m
1 stop
Delta Logo
7:38 am - 3:03 pm
SAT
-
BOI
8h 25m
1 stop
$317Delta
Wed, Apr 29 - Sat, May 2
Southwest Logo
7:35 am - 4:20 pm
BOI
-
SAT
7h 45m
2 stops
Southwest Logo
7:15 pm - 12:25 am
SAT
-
BOI
6h 10m
1 stop
$322Southwest
Sat, May 2 - Wed, May 6
Southwest Logo
3:25 pm - 11:20 pm
BOI
-
SAT
6h 55m
2 stops
Southwest Logo
4:55 pm - 12:25 am
SAT
-
BOI
8h 30m
2 stops
$327Southwest
Sat, May 2 - Wed, May 6
Delta Logo
7:05 am - 2:33 pm
BOI
-
SAT
6h 28m
1 stop
Delta Logo
6:39 am - 2:26 pm
SAT
-
BOI
8h 47m
1 stop
$337Delta
Wed, Apr 29 - Sat, May 2
United Airlines Logo
5:46 pm - 11:59 pm
BOI
-
SAT
5h 13m
1 stop
United Airlines Logo
5:30 am - 9:45 am
SAT
-
BOI
5h 15m
1 stop
$352United Airlines
Wed, May 27 - Wed, Jun 3
Frontier Logo
1:04 pm - 6:56 pm
BOI
-
SAT
28h 52m
1 stop
Frontier Logo
7:51 pm - 12:09 pm
SAT
-
BOI
17h 18m
1 stop
$355Frontier
Tue, Jun 16 - Sat, Jun 20
Delta Logo
6:41 pm - 12:13 am
BOI
-
SAT
4h 32m
1 stop
Delta Logo
4:47 pm - 10:58 pm
SAT
-
BOI
7h 11m
1 stop
$357Delta
Wed, May 20 - Tue, May 26
American Airlines Logo
2:14 pm - 11:05 pm
BOI
-
SAT
7h 51m
1 stop
American Airlines Logo
4:28 pm - 11:41 pm
SAT
-
BOI
8h 13m
2 stops
$360American Airlines
Wed, Apr 29 - Sat, May 2

Delta flights from Boise to San Antonio

Our best Delta deals on Boise to San Antonio flight tickets
Delta
Apr 29
BOI8:30 amBoise Air Term. Gowen Fld
7h 40m
1 stop
SAT5:10 pmSan Antonio
May 2
SAT7:38 amSan Antonio
8h 25m
1 stop
BOI3:03 pmBoise Air Term. Gowen Fld
$317
Delta
Apr 29
BOI7:05 amBoise Air Term. Gowen Fld
6h 28m
1 stop
SAT2:33 pmSan Antonio
May 2
SAT6:39 amSan Antonio
8h 47m
1 stop
BOI2:26 pmBoise Air Term. Gowen Fld
$337
Delta
May 20
BOI6:41 pmBoise Air Term. Gowen Fld
4h 32m
1 stop
SAT12:13 amSan Antonio
May 26
SAT4:47 pmSan Antonio
7h 11m
1 stop
BOI10:58 pmBoise Air Term. Gowen Fld
$357

American Airlines flights from Boise to San Antonio

Our best American Airlines deals on Boise to San Antonio flight tickets
American Airlines
Apr 29
BOI2:14 pmBoise Air Term. Gowen Fld
7h 51m
1 stop
SAT11:05 pmSan Antonio
May 2
SAT4:28 pmSan Antonio
8h 13m
2 stops
BOI11:41 pmBoise Air Term. Gowen Fld
$360
American Airlines
May 2
BOI2:14 pmBoise Air Term. Gowen Fld
7h 51m
1 stop
SAT11:05 pmSan Antonio
May 4
SAT7:10 pmSan Antonio
5h 31m
1 stop
BOI11:41 pmBoise Air Term. Gowen Fld
$367
American Airlines
Apr 29
BOI2:14 pmBoise Air Term. Gowen Fld
7h 51m
1 stop
SAT11:05 pmSan Antonio
May 2
SAT4:28 pmSan Antonio
8h 13m
2 stops
BOI11:41 pmBoise Air Term. Gowen Fld
$370

momondo Fare Finder

 
Customize your flight search to find flights from Boise to San Antonio 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 April 10, 2026.
Use the filters below to find and compare flights from Boise to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseSan Antonio

BOI - SAT

BOISAT

Boise Air Term. Gowen Fld

Thu 5/7

1:22 pm-6:59 pm

1 stop28h 37m

San Antonio

Wed 5/13

7:54 pm-12:27 pm

1 stop17h 33m

$270

BoiseSan Antonio

BOI - SAT

BOISAT

Boise Air Term. Gowen Fld

Sun 5/24

1:25 pm-6:59 pm

1 stop28h 34m

San Antonio

Wed 5/27

7:54 pm-12:30 pm

1 stop17h 36m

$312

BoiseSan Antonio

BOI - SAT

BOISAT

Boise Air Term. Gowen Fld

Wed 4/29

8:30 am-5:10 pm

1 stop7h 40m

San Antonio

Sat 5/2

7:38 am-3:03 pm

1 stop8h 25m

$317

BoiseSan Antonio

BOI - SAT

BOISAT

Boise Air Term. Gowen Fld

Sat 5/2

7:35 am-4:20 pm

2 stops7h 45m

San Antonio

Wed 5/6

7:15 pm-12:25 am

1 stop6h 10m

$322

BoiseSan Antonio

BOI - SAT

BOISAT

Boise Air Term. Gowen Fld

Sat 5/2

3:25 pm-11:20 pm

2 stops6h 55m

San Antonio

Wed 5/6

4:55 pm-12:25 am

2 stops8h 30m

$327

BoiseSan Antonio

BOI - SAT

BOISAT

Boise Air Term. Gowen Fld

Wed 4/29

7:05 am-2:33 pm

1 stop6h 28m

San Antonio

Sat 5/2

6:39 am-2:26 pm

1 stop8h 47m

$337
Quickest round-trip

BoiseSan Antonio

BOI - SAT

BOISAT

Boise Air Term. Gowen Fld

Wed 5/27

5:46 pm-11:59 pm

1 stop5h 13m

San Antonio

Wed 6/3

5:30 am-9:45 am

1 stop5h 15m

$352

BoiseSan Antonio

BOI - SAT

BOISAT

Boise Air Term. Gowen Fld

Tue 6/16

1:04 pm-6:56 pm

1 stop28h 52m

San Antonio

Sat 6/20

7:51 pm-12:09 pm

1 stop17h 18m

$355

BoiseSan Antonio

BOI - SAT

BOISAT

Boise Air Term. Gowen Fld

Wed 5/20

6:41 pm-12:13 am

1 stop4h 32m

San Antonio

Tue 5/26

4:47 pm-10:58 pm

1 stop7h 11m

$357

BoiseSan Antonio

BOI - SAT

BOISAT

Boise Air Term. Gowen Fld

Wed 4/29

2:14 pm-11:05 pm

1 stop7h 51m

San Antonio

Sat 5/2

4:28 pm-11:41 pm

2 stops8h 13m

$360

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 San Antonio from

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

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 typical price of a round-trip flight between Boise and San Antonio?

What is the cheapest month to fly to San Antonio?

If you aren’t able to travel during the month of January, then book flights to San Antonio from Boise during August instead. Flights to San Antonio in August, while not as cheap as those in January, still average around $276.

How far in advance should I book a flight to San Antonio?

You are more likely to see cheaper flights to San Antonio from Boise when booking weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around $398 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from Boise for as low as $194 on momondo.

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

When to book flights from Boise to San Antonio

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

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

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

Fastest flight time

4h 32m

Direct flights

None
The fastest flight from Boise to San Antonio takes 4h 32m
There are no direct flights from Boise to San Antonio. There are no popular flight routes from Boise to San Antonio.
Search flight deals

Frequently asked questions about flying from Boise to San Antonio

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

    There are 1381.9 mi between Boise Air Term. Gowen Fld and San Antonio. In terms of flight time, this usually takes a little over 4h 32m.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boise Air Term. Gowen Fld Airport to San Antonio Airport.

  • What documentation or ID do you need to fly to San Antonio Airport?

    The necessary travel and health documents for your San Antonio Airport 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.

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

Best airlines flying from Boise to San Antonio

Compare and see reviews for airlines that fly from Boise to San Antonio with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $131Free CancellationRating
7.9
8,400 reviews
Search Delta flights
United AirlinesPriceFrom $208Free CancellationRating
7.4
9,562 reviews
Search United Airlines flights
American AirlinesPriceFrom $259Free CancellationRating
7.1
11,564 reviews
Search American Airlines flights
SouthwestPriceFrom $290Free CancellationRating
8.0
4,334 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $303Free CancellationRating
7.9
12,207 reviews
Search Alaska Airlines flights

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville
Boerne
Pleasanton
Schertz

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Antonio from Boise.

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

Flights from Boise to San Antonio with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Boise and San Antonio by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to San Antonio, momondo offers a useful price alert feature which will track prices for flights to San Antonio from Boise and alert you when they change.

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