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.

$151 CHEAP FLIGHTS from Idaho to San Antonio

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Flight Deals

Cheap Flights from Idaho to San Antonio

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, Dec 7 - Wed, Dec 9

6:15 pm - 9:57 pmBOI Boise Air Term. Gowen Fld-SAT San Antonio

26h 42m1 stop Las Vegas Harry Reid Intl

10:52 pm - 5:20 pmSAT San Antonio-BOI Boise Air Term. Gowen Fld

19h 28m1 stop Las Vegas Harry Reid Intl

$260Frontier

Thu, Feb 4 - Mon, Feb 8

7:53 pm - 11:01 amBOI Boise Air Term. Gowen Fld-SAT San Antonio

14h 08m1 stop Las Vegas Harry Reid Intl

11:56 am - 6:58 pmSAT San Antonio-BOI Boise Air Term. Gowen Fld

8h 02m1 stop Las Vegas Harry Reid Intl

$280Frontier

Thu, Dec 3 - Mon, Dec 7

2:49 pm - 12:07 amBOI Boise Air Term. Gowen Fld-SAT San Antonio

8h 18m1 stop Dallas/Fort Worth

5:00 am - 11:24 amSAT San Antonio-BOI Boise Air Term. Gowen Fld

7h 24m1 stop Dallas/Fort Worth

$319American Airlines

Sat, Dec 5 - Mon, Dec 7

2:49 pm - 10:57 pmBOI Boise Air Term. Gowen Fld-SAT San Antonio

7h 08m1 stop Dallas/Fort Worth

8:19 am - 1:28 pmSAT San Antonio-BOI Boise Air Term. Gowen Fld

6h 09m1 stop Phoenix Sky Harbor Intl

$319American Airlines

Thu, Dec 3 - Mon, Dec 7

7:32 am - 2:55 pmBOI Boise Air Term. Gowen Fld-SAT San Antonio

6h 23m1 stop Los Angeles

6:08 pm - 12:22 amSAT San Antonio-BOI Boise Air Term. Gowen Fld

7h 14m1 stop Salt Lake City

$319Delta

Thu, Nov 19 - Mon, Nov 23

4:45 pm - 12:03 amBOI Boise Air Term. Gowen Fld-SAT San Antonio

6h 18m1 stop Los Angeles

6:02 pm - 12:14 amSAT San Antonio-BOI Boise Air Term. Gowen Fld

7h 12m1 stop Salt Lake City

$319Delta

Fri, Dec 4 - Mon, Dec 7

12:48 pm - 11:04 pmBOI Boise Air Term. Gowen Fld-SAT San Antonio

9h 16m2 stops San Francisco Houston George Bush Intcntl

4:57 pm - 9:27 pmSAT San Antonio-BOI Boise Air Term. Gowen Fld

5h 30m1 stop Denver Intl

$344United Airlines

Fri, Dec 4 - Mon, Dec 7

2:48 pm - 11:04 pmBOI Boise Air Term. Gowen Fld-SAT San Antonio

7h 16m2 stops Denver Intl Houston George Bush Intcntl

7:00 am - 2:50 pmSAT San Antonio-BOI Boise Air Term. Gowen Fld

8h 50m1 stop San Francisco

$344United Airlines

Tue, Dec 15 - Thu, Dec 17

12:40 pm - 10:30 pmBOI Boise Air Term. Gowen Fld-SAT San Antonio

8h 50m2 stops San Jose Las Vegas Harry Reid Intl

5:35 am - 9:50 amSAT San Antonio-BOI Boise Air Term. Gowen Fld

5h 15m1 stop Phoenix Sky Harbor Intl

$357Southwest

Wed, Feb 3 - Thu, Feb 11

11:40 am - 9:00 pmBOI Boise Air Term. Gowen Fld-SAT San Antonio

8h 20m2 stops Las Vegas Harry Reid Intl Dallas Love Field

8:20 pm - 12:45 amSAT San Antonio-BOI Boise Air Term. Gowen Fld

5h 25m1 stop Phoenix Sky Harbor Intl

$379Southwest

Recent last minute flight deals from Idaho to San Antonio

Thu, Nov 5 - Sun, Nov 8

2:49 pm - 9:35 pmBOI Boise Air Term. Gowen Fld-SAT San Antonio

5h 46m1 stop Las Vegas Harry Reid Intl

8:00 am - 1:51 pmSAT San Antonio-BOI Boise Air Term. Gowen Fld

6h 51m1 stop Dallas/Fort Worth

$542Multiple Airlines

Wed, Nov 4 - Wed, Nov 11

2:41 pm - 10:56 pmBOI Boise Air Term. Gowen Fld-SAT San Antonio

7h 15m1 stop Dallas/Fort Worth

5:47 pm - 10:42 pmSAT San Antonio-BOI Boise Air Term. Gowen Fld

5h 55m1 stop Dallas/Fort Worth

$583American Airlines

Wed, Nov 4 - Sat, Nov 7

6:37 am - 4:19 pmBOI Boise Air Term. Gowen Fld-SAT San Antonio

8h 42m1 stop Seattle/Tacoma Intl

5:29 pm - 11:49 pmSAT San Antonio-BOI Boise Air Term. Gowen Fld

7h 20m1 stop Seattle/Tacoma Intl

$583Alaska Airlines

Tue, Nov 3 - Sat, Nov 7

3:30 pm - 9:40 pmBOI Boise Air Term. Gowen Fld-SAT San Antonio

5h 10m1 stop Denver Intl

6:35 am - 11:05 amSAT San Antonio-BOI Boise Air Term. Gowen Fld

5h 30m1 stop Phoenix Sky Harbor Intl

$583Southwest

Sat, Oct 31 - Wed, Nov 4

6:00 am - 12:45 pmBOI Boise Air Term. Gowen Fld-SAT San Antonio

5h 45m1 stop Las Vegas Harry Reid Intl

6:20 am - 10:45 amSAT San Antonio-BOI Boise Air Term. Gowen Fld

5h 25m1 stop Las Vegas Harry Reid Intl

$583Southwest

Sat, Oct 31 - Wed, Nov 4

1:06 pm - 9:24 pmBOI Boise Air Term. Gowen Fld-SAT San Antonio

7h 18m1 stop Salt Lake City

6:35 am - 10:42 amSAT San Antonio-BOI Boise Air Term. Gowen Fld

5h 07m1 stop Salt Lake City

$583Delta

Sat, Oct 31 - Tue, Nov 3

1:06 pm - 9:24 pmBOI Boise Air Term. Gowen Fld-SAT San Antonio

7h 18m1 stop Salt Lake City

6:35 am - 10:42 amSAT San Antonio-BOI Boise Air Term. Gowen Fld

5h 07m1 stop Salt Lake City

$583Delta

Wed, Nov 4 - Wed, Nov 11

2:41 pm - 12:04 amBOI Boise Air Term. Gowen Fld-SAT San Antonio

8h 23m1 stop Dallas/Fort Worth

6:00 am - 1:23 pmSAT San Antonio-BOI Boise Air Term. Gowen Fld

8h 23m2 stops Dallas/Fort Worth Phoenix Sky Harbor Intl

$588American Airlines

Tue, Nov 3 - Sat, Nov 7

2:51 pm - 10:51 pmBOI Boise Air Term. Gowen Fld-SAT San Antonio

7h 00m2 stops Denver Intl Houston George Bush Intcntl

4:19 pm - 10:59 pmSAT San Antonio-BOI Boise Air Term. Gowen Fld

7h 40m2 stops Houston George Bush Intcntl Denver Intl

$593United Airlines

Wed, Nov 4 - Fri, Nov 6

6:37 am - 4:19 pmBOI Boise Air Term. Gowen Fld-SAT San Antonio

8h 42m1 stop Seattle/Tacoma Intl

5:29 pm - 11:49 pmSAT San Antonio-BOI Boise Air Term. Gowen Fld

7h 20m1 stop Seattle/Tacoma Intl

$666Alaska Airlines

Useful Info

Low season	January
High season	December
Cheapest flight	$151

Best time to beat the crowds with an average 13% drop in price.

Most popular time to fly and prices are also 5% lower on average.

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.