How does KAYAK find such low prices on flights from Idaho to San Antonio?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Idaho to San Antonio. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Idaho to San Antonio?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Antonio from Idaho is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Idaho to San Antonio?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Antonio with an airline and back to Idaho with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Idaho to San Antonio?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Antonio from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$89 CHEAP FLIGHTS from Idaho to San Antonio

SAT

KAYAK searches hundreds of travel sites at once for deals on flights to San Antonio

...and more

Travelers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

Save 24% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$188

Overall average: $348

Frontier

Mon 1/26Thu 1/29

BOI - SAT • 1 stop

Cheapest one-way

$89

Typical prices: $188-$367

Frontier

Fri 1/23

BOI - SAT • 1 stop

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to San Antonio!

Flight Deals

Cheap Flights from Idaho to San Antonio

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Idaho to San Antonio that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Idaho to San Antonio

Mon, Jan 26 - Thu, Jan 29

12:07 pm - 7:33 pm

BOI

SAT

6h 26m1 stop

8:24 pm - 11:12 am

SAT

BOI

15h 48m1 stop

$188Frontier

Mon, Jan 26 - Thu, Jan 29

12:07 pm - 7:33 pm

BOI

SAT

6h 26m1 stop

12:31 pm - 11:12 am

SAT

BOI

23h 41m2 stops

$208Frontier

Tue, Dec 30 - Sat, Jan 3

12:02 pm - 1:14 pm

GEG

SAT

23h 12m1 stop

6:45 am - 11:07 am

SAT

GEG

6h 22m1 stop

$234Frontier

Wed, Jan 14 - Wed, Jan 21

3:52 pm - 11:43 pm

JAC

SAT

6h 51m1 stop

1:03 pm - 7:06 pm

SAT

JAC

7h 03m1 stop

$257Delta

Thu, Jan 22 - Tue, Jan 27

12:03 pm - 7:33 pm

GEG

SAT

5h 30m1 stop

6:46 pm - 12:23 am

SAT

GEG

7h 37m1 stop

$267Multiple Airlines

Wed, Dec 31 - Mon, Jan 5

1:55 pm - 12:19 am

BOI

SAT

9h 24m1 stop

6:30 am - 2:02 pm

SAT

BOI

8h 32m1 stop

$273Delta

Tue, Jan 13 - Tue, Jan 20

8:10 am - 4:53 pm

BOI

SAT

7h 43m1 stop

8:30 am - 1:35 pm

SAT

BOI

6h 05m1 stop

$276United Airlines

Tue, Jan 13 - Tue, Jan 20

6:10 am - 1:09 pm

BOI

SAT

5h 59m1 stop

7:40 am - 4:10 pm

SAT

BOI

9h 30m2 stops

$281United Airlines

Sat, Jan 17 - Tue, Jan 20

6:29 pm - 5:45 pm

GEG

SAT

21h 16m1 stop

6:46 pm - 12:23 am

SAT

GEG

7h 37m1 stop

$300Alaska Airlines

Mon, Feb 23 - Sat, Feb 28

6:28 am - 5:10 pm

BOI

SAT

9h 42m1 stop

6:06 pm - 3:08 pm

SAT

BOI

22h 02m1 stop

$304Alaska Airlines

Useful Info

Low season	September
High season	December
Cheapest flight	$89

Best time to beat the crowds with an average 12% drop in price.

Most popular time to fly with an average 23% increase in price.

Flight from Boise to San Antonio

How does KAYAK find such low prices on flights from Idaho to San Antonio?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Idaho to San Antonio.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Idaho to San Antonio?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Antonio from Idaho is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Idaho to San Antonio?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Antonio with an airline and back to Idaho with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Idaho to San Antonio?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Antonio from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Schertz

Everything you need to know for your flight to San Antonio

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in San Antonio

San Antonio (SAT)

SAT

$89 Find Cheap Flights from Idaho to San Antonio

KAYAK searches hundreds of travel sites at once for deals on flights to San Antonio

Everything you should know

Cheap Flights from Idaho to San Antonio

Recent round-trip flight deals from Idaho to San Antonio

Recent one-way flight deals from Idaho to San Antonio

Recent last minute flight deals from Idaho to San Antonio

Good to know

FAQs for booking flights from Idaho to San Antonio

How does KAYAK find such low prices on flights from Idaho to San Antonio?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Idaho to San Antonio.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Idaho to San Antonio?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Antonio from Idaho is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Idaho to San Antonio?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Antonio with an airline and back to Idaho with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Idaho to San Antonio?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Antonio from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near San Antonio?

Everything you need to know for your flight to San Antonio

Information on the airport you'll fly into in San Antonio

Cabin class types available on flights to Idaho

Complete your trip to San Antonio with a hotel stay or car rental

Find direct flights for San Antonio

Flights to other popular destinations

Flights from domestic origins to San Antonio

Choose which airport to fly into in San Antonio

Find deals for your return flight