$104+ Cheap flights from San Antonio (SAT) to Idaho
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/16. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — BOI
Nov 9 — Nov 161
Round-trip
1 adult, Economy
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Find cheap flights from San Antonio to Idaho with Cheapflights
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from San Antonio to IdahoExplore the most affordable flight options available from San Antonio to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 10, 2026.
Explore the most affordable flight options available from San Antonio to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 10, 2026.
This CheapOair deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/310:52 pm -
1 stop23h 02m
Thu 12/109:51 pm -
1 stop22h 43m
Deal found 10/7![Frontier logo]()
$196
This Delta deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:35 am -
1 stop5h 07m
Sat 11/71:06 pm -
1 stop7h 18m
Deal found 10/8![Delta logo]()
$225
This United Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/75:30 am -
2 stops9h 15m
Tue 11/105:00 am -
1 stop6h 46m
Deal found 10/6![United Airlines logo]()
$230
This Southwest deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/33:00 pm -
2 stops7h 35m
Tue 11/1012:40 pm -
2 stops8h 50m
Deal found 10/9![Southwest logo]()
$235
This Southwest deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:05 pm -
1 stop7h 50m
Tue 11/103:45 pm -
1 stop5h 45m
Deal found 10/6![Southwest logo]()
$254
This Southwest deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/58:00 pm -
1 stop5h 55m
Tue 11/1012:40 pm -
2 stops8h 50m
Deal found 10/6![Southwest logo]()
$271
This Kiwi.com deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/239:21 pm -
1 stop21h 40m
Tue 12/296:56 pm -
1 stop24h 30m
Deal found 10/10![Frontier logo]()
$296
This American Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/55:00 am -
1 stop7h 25m
Sat 11/72:03 pm -
2 stops7h 53m
Deal found 10/8![American Airlines logo]()
$307
This CheapOair deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/249:21 pm -
1 stop21h 40m
Wed 12/306:56 pm -
1 stop24h 30m
Deal found 10/10![Frontier logo]()
$316
This Delta deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/212:51 pm -
1 stop6h 26m
Mon 12/76:59 pm -
2 stops13h 49m
Deal found 10/9![Delta logo]()
$364
This American Airlines deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/22:51 pm -
1 stop7h 58m
Mon 12/76:51 am -
1 stop6h 14m
Deal found 10/9![American Airlines logo]()
$389
This United Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/245:30 am -
1 stop5h 23m
Fri 10/302:35 pm -
1 stop5h 18m
Deal found 10/6![United Airlines logo]()
$394
Best flights from San Antonio to IdahoDiscover carefully curated flight deals from San Antonio to Idaho that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 10, 2026.
Discover carefully curated flight deals from San Antonio to Idaho that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 10, 2026.
This Delta deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:35 am -
1 stop5h 07m
Sat 11/71:06 pm -
1 stop7h 18m
Deal found 10/8![Delta logo]()
$225
This Southwest deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/33:00 pm -
2 stops8h 30m
Tue 11/103:30 pm -
1 stop5h 15m
Deal found 10/9![Southwest logo]()
$230
This CheapOair deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/249:21 pm -
1 stop21h 40m
Wed 12/306:56 pm -
1 stop24h 30m
Deal found 10/5![Frontier logo]()
$328
This Alaska Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/166:00 am -
2 stops11h 20m
Tue 1/198:12 am -
2 stops13h 47m
Deal found 10/8![Alaska Airlines logo]()
$335
This United Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/54:43 pm -
1 stop5h 50m
Wed 1/62:35 pm -
1 stop5h 10m
Deal found 10/6![United Airlines logo]()
$393
This Southwest deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/76:45 am -
1 stop5h 05m
Tue 11/1012:40 pm -
2 stops8h 50m
Deal found 10/6![Southwest logo]()
$230
This Delta deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/212:51 pm -
1 stop6h 26m
Mon 12/76:59 pm -
2 stops13h 49m
Deal found 10/9![Delta logo]()
$364
This Alaska Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/55:00 pm -
1 stop7h 46m
Wed 1/69:57 am -
2 stops12h 02m
Deal found 10/5![Alaska Airlines logo]()
$396
This United Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/245:30 am -
2 stops8h 54m
Fri 10/302:35 pm -
1 stop5h 18m
Deal found 10/6![United Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:35 am -
1 stop5h 07m
Sun 11/86:49 pm -
1 stop4h 41m
Deal found 10/8![Delta logo]()
$380
This Southwest deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/168:20 am -
2 stops8h 30m
Sun 12/2011:15 am -
2 stops13h 40m
Deal found 10/6![Southwest logo]()
$386
This Delta deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/167:45 am -
1 stop5h 39m
Sun 11/226:45 pm -
1 stop4h 43m
Deal found 10/7![Delta logo]()
$382
This United Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/239:00 am -
1 stop5h 28m
Tue 1/267:00 am -
1 stop4h 58m
Deal found 10/7![United Airlines logo]()
$469
This Delta deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/212:30 pm -
2 stops8h 40m
Sun 10/256:56 pm -
1 stop4h 34m
Deal found 10/6![Delta logo]()
$434
This United Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/225:30 am -
2 stops9h 23m
Mon 10/262:34 pm -
1 stop5h 19m
Deal found 10/7![United Airlines logo]()
$564
This Delta deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:35 am -
1 stop6h 45m
Fri 10/307:20 am -
1 stop5h 20m
Deal found 10/6![Delta logo]()
$559
Last-minute flights from San Antonio to IdahoDiscover last-minute flight deals from San Antonio to Idaho. Data last updated October 10, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Idaho. Data last updated October 10, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:00 pm -
1 stop5h 10m
Sun 10/256:56 pm -
1 stop4h 34m
Deal found 10/6![Delta logo]()
$429
This United Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/245:30 am -
1 stop5h 23m
Fri 10/302:35 pm -
1 stop5h 18m
Deal found 10/6![United Airlines logo]()
$394
This Southwest deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/33:00 pm -
2 stops7h 35m
Tue 11/1012:40 pm -
2 stops8h 50m
Deal found 10/9![Southwest logo]()
$235
This Delta deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:35 am -
1 stop5h 07m
Sat 11/71:06 pm -
1 stop7h 18m
Deal found 10/8![Delta logo]()
$225
This Southwest deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/58:00 pm -
1 stop5h 55m
Tue 11/1012:40 pm -
2 stops8h 50m
Deal found 10/6![Southwest logo]()
$271
This American Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/55:00 am -
1 stop7h 25m
Sat 11/72:03 pm -
2 stops7h 53m
Deal found 10/8![American Airlines logo]()
$307
This Delta deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:35 am -
1 stop5h 07m
Mon 11/910:37 am -
2 stops12h 26m
Deal found 10/6![Delta logo]()
$339
This Southwest deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:05 pm -
1 stop7h 50m
Tue 11/103:45 pm -
1 stop5h 45m
Deal found 10/6![Southwest logo]()
$254
This Southwest deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/76:45 am -
1 stop5h 05m
Tue 11/1012:40 pm -
2 stops8h 50m
Deal found 10/6![Southwest logo]()
$230
This Southwest deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:15 pm -
1 stop5h 20m
Sat 11/142:50 pm -
1 stop5h 15m
Deal found 10/9![Southwest logo]()
$343
This United Airlines deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/118:56 am -
1 stop5h 49m
Sat 11/1412:00 pm -
2 stops9h 51m
Deal found 10/9![United Airlines logo]()
$348
This Delta deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:02 pm -
1 stop4h 57m
Sun 11/156:00 am -
2 stops7h 50m
Deal found 10/10![Delta logo]()
$464
One-way flights from San Antonio to IdahoSearch for one-way flight options from San Antonio to Idaho. Find affordable one-way fares based on user searches. Data last updated October 10, 2026.
Search for one-way flight options from San Antonio to Idaho. Find affordable one-way fares based on user searches. Data last updated October 10, 2026.
This CheapOair deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1610:52 pm -
1 stop20h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Frontier logo]()
$104
This Delta deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:35 am -
1 stop5h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Delta logo]()
$113
This Southwest deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/165:10 pm -
2 stops7h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Southwest logo]()
$118
This Southwest deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:05 pm -
1 stop7h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Southwest logo]()
$142
This Kiwi.com deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/58:20 pm -
2 stops18h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Multiple Airlines logo]()
$184
This United Airlines deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/304:48 pm -
1 stop5h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![United Airlines logo]()
$213
This Southwest deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:45 pm -
2 stops8h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Southwest logo]()
$218
This deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/104:48 pm -
1 stop7h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![United Airlines logo]()
$226
This Kiwi.com deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/179:21 pm -
1 stop21h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Frontier logo]()
$229
This Kiwi.com deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:34 pm -
2 stops35h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![Multiple Airlines logo]()
$316
This Alaska Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/3110:36 am -
2 stops13h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Alaska Airlines logo]()
$320
This United Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/318:56 am -
1 stop7h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![United Airlines logo]()
$339
Find flight deals from San Antonio to Idaho
Keep the following information in mind while searching for San Antonio to Idaho flight deals. Data was last updated October 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $196 (CheapOair) |
One-way from | $104 (CheapOair) |
Popular in | August |
Cheapest in | January |
Average price | $429 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Antonio to Idaho 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, Cheapflights users made 7,457,451 searches. Data last updated October 10, 2026.
Use the filters below to find and compare flights from San Antonio to Idaho that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San AntonioBoise
SAT San Antonio - BOI Boise Air Term. Gowen Fld
SATBOI
San Antonio
Thu 11/5
7:00 pm-12:10 am
1 stop6h 10m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$113
Quickest round-trip
San AntonioBoise
SAT San Antonio - BOI Boise Air Term. Gowen Fld
SATBOI
San Antonio
Thu 11/5
6:35 am-10:42 am
1 stop5h 07m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$113
San AntonioBoise
SAT San Antonio - BOI Boise Air Term. Gowen Fld
SATBOI
San Antonio
Wed 12/16
5:10 pm-11:10 pm
2 stops7h 00m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$118
San AntonioBoise
SAT San Antonio - BOI Boise Air Term. Gowen Fld
SATBOI
San Antonio
Fri 11/6
6:05 pm-12:55 am
1 stop7h 50m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$142
San AntonioBoise
SAT San Antonio - BOI Boise Air Term. Gowen Fld
SATBOI
San Antonio
Fri 10/30
4:48 pm-9:32 pm
1 stop5h 44m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$213
San AntonioBoise
SAT San Antonio - BOI Boise Air Term. Gowen Fld
SATBOI
San Antonio
Fri 10/30
9:20 pm-1:45 am
1 stop5h 25m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$213
San AntonioBoise
SAT San Antonio - BOI Boise Air Term. Gowen Fld
SATBOI
San Antonio
Thu 11/5
6:35 am-10:42 am
1 stop5h 07m
Boise Air Term. Gowen Fld
Sat 11/7
1:06 pm-9:24 pm
1 stop7h 18m
$225
San AntonioBoise
SAT San Antonio - BOI Boise Air Term. Gowen Fld
SATBOI
San Antonio
Thu 12/17
9:21 pm-6:01 pm
1 stop21h 40m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$229
San AntonioBoise
SAT San Antonio - BOI Boise Air Term. Gowen Fld
SATBOI
San Antonio
Tue 11/3
3:00 pm-10:30 pm
2 stops8h 30m
Boise Air Term. Gowen Fld
Tue 11/10
3:30 pm-9:45 pm
1 stop5h 15m
$230
San AntonioBoise
SAT San Antonio - BOI Boise Air Term. Gowen Fld
SATBOI
San Antonio
Sat 11/7
6:45 am-10:50 am
1 stop5h 05m
Boise Air Term. Gowen Fld
Tue 11/10
12:40 pm-10:30 pm
2 stops8h 50m
$230
Showing 1-10 of 31 resultsSorted by cheapest first
Best time to book a flight from San Antonio to Idaho
Have a flexible travel schedule? Discover the best time to fly to Idaho from San Antonio with our price prediction graph.
SAT-BOI
SAT-IDA
SAT-SUN
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from San Antonio to Idaho
SAT-USID
SAT-BOI
SAT-IDA
SAT-SUN
What is the cheapest month to book a flight from San Antonio to Idaho?
Currently, January is the cheapest month in which you can book a flight from San Antonio to Idaho (average of $342). Flying from San Antonio to Idaho in August is currently the most expensive (average of $581). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from San Antonio to Idaho?
Airfare is below average for this route at the moment.
San Antonio to Idaho flights typically cost between $368 and $599 in December.The cheapest round-trip price found within the last 5 days was $196 on Frontier (Dec 3-Dec 10).
Reviews of airlines servicing Idaho
Get insights into the airlines that provide service to Idaho. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Idaho. Reviews last updated October 10, 2026.
See what other customers who have flown with Southwest,Delta, andUnited Airlines from San Antonio to Idaho have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.9
Comfort
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Entertainment
7.4
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Overall
7.9
Comfort
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Entertainment
7.4
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Overall
7.9
Comfort
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Entertainment
7.4
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Overall
7.9
Comfort
8.0
Crew
8.6
Boarding
8.1
Food
7.0
Entertainment
7.4
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Related info for your journey
Find useful and relevant information for your journey from San Antonio to Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for San Antonio to Idaho
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Idaho by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from San Antonio to Idaho by cabin class
Find flights from San Antonio to Idaho, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Antonio and Idaho flights
Browse other San Antonio and Idaho flight options. Last updated on October 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
San Antonio to Idaho flights
Consider these flights traveling from San Antonio to Idaho.
Top 3 airlines flying from San Antonio to Idaho
Discover the top 3 airlines that operate flights from San Antonio to Idaho. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$194 | Average$398 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$243 | Average$465 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$298 | Average$454 | FlexibilityNo cancel fee | On-time69% |