SAT

$125 Find Cheap Flights from Idaho to San Antonio - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to San Antonio departing on 9/3. 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.
1 adult
1 adult, Economy, 0 bags

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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.

Recent round-trip flight deals from Idaho to San Antonio

Thu, Aug 20 - Wed, Aug 26
Frontier Logo
12:24 pm - 7:31 pm
BOI
-
SAT
6h 07m
1 stop
Frontier Logo
8:26 pm - 11:29 am
SAT
-
BOI
16h 03m
1 stop
$250Frontier
Thu, Sep 10 - Sun, Sep 13
Frontier Logo
2:50 pm - 9:10 am
BOI
-
SAT
17h 20m
2 stops
Frontier Logo
12:39 pm - 1:55 pm
SAT
-
BOI
26h 16m
1 stop
$267Frontier
Thu, Nov 12 - Mon, Nov 16
Alaska Airlines Logo
4:37 pm - 4:25 pm
GEG
-
SAT
21h 48m
1 stop
Alaska Airlines Logo
5:21 pm - 11:59 pm
SAT
-
GEG
8h 38m
1 stop
$323Alaska Airlines
Wed, Sep 9 - Wed, Sep 16
American Airlines Logo
12:45 pm - 10:50 pm
GEG
-
SAT
8h 05m
1 stop
American Airlines Logo
8:39 am - 12:51 pm
SAT
-
GEG
6h 12m
1 stop
$323American Airlines
Wed, Sep 9 - Tue, Sep 15
American Airlines Logo
12:45 pm - 10:50 pm
GEG
-
SAT
8h 05m
1 stop
American Airlines Logo
6:00 am - 11:54 am
SAT
-
GEG
7h 54m
1 stop
$323American Airlines
Wed, Nov 11 - Sat, Nov 14
Southwest Logo
2:15 pm - 10:20 pm
GEG
-
SAT
6h 05m
1 stop
Southwest Logo
7:25 am - 12:50 pm
SAT
-
GEG
7h 25m
1 stop
$323Southwest
Thu, Nov 5 - Mon, Nov 9
Southwest Logo
4:05 pm - 11:50 pm
GEG
-
SAT
5h 45m
1 stop
Southwest Logo
6:25 am - 10:15 am
SAT
-
GEG
5h 50m
1 stop
$323Southwest
Tue, Oct 13 - Mon, Oct 19
Delta Logo
5:09 pm - 12:30 am
GEG
-
SAT
5h 21m
1 stop
Delta Logo
4:45 pm - 11:59 pm
SAT
-
GEG
9h 14m
1 stop
$323Delta
Sat, Oct 17 - Thu, Oct 22
Delta Logo
1:25 pm - 9:22 pm
GEG
-
SAT
5h 57m
1 stop
Delta Logo
6:00 am - 12:15 pm
SAT
-
GEG
8h 15m
1 stop
$323Delta
Fri, Sep 11 - Mon, Sep 14
Alaska Airlines Logo
6:23 am - 4:31 pm
BOI
-
SAT
9h 08m
1 stop
Alaska Airlines Logo
5:29 pm - 11:44 pm
SAT
-
BOI
7h 15m
1 stop
$356Alaska Airlines
Useful Info

Good to know

Low season

January

Cheapest flight

$125
Best time to beat the crowds with an average 9% drop in price.
Flight from Boise to San Antonio

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?

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Everything you need to know for your flight to San Antonio

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

San Antonio (SAT)