$260+ Cheap flights from Montana to San Antonio (SAT)
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 10/14. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — SAT
Oct 17 — Oct 241
Round-trip
1 adult, Economy
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Find cheap flights from Montana to San Antonio with Cheapflights
1. Tell us where you want to go
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 Montana to San AntonioExplore the most affordable flight options available from Montana to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2026.
Explore the most affordable flight options available from Montana to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2026.
This Southwest deal was found by Cheapflights users on 9/16. 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 10/318:10 am -
1 stop4h 45m
Wed 11/46:15 pm -
1 stop5h 15m
Deal found 9/16![Southwest logo]()
$276
This United Airlines deal was found by Cheapflights users on 9/17. 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 10/176:30 am -
1 stop5h 28m
Tue 10/207:45 am -
1 stop8h 29m
Deal found 9/17![United Airlines logo]()
$294
This Southwest deal was found by Cheapflights users on 9/17. 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 10/248:15 am -
1 stop6h 50m
Thu 11/126:45 pm -
1 stop5h 05m
Deal found 9/17![Southwest logo]()
$295
This United Airlines deal was found by Cheapflights users on 9/14. 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 12/1012:38 pm -
1 stop9h 19m
Tue 12/225:20 am -
1 stop5h 25m
Deal found 9/14![United Airlines logo]()
$326
This Delta deal was found by Cheapflights users on 9/14. 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 11/46:27 pm -
1 stop5h 03m
Tue 11/107:45 am -
1 stop5h 56m
Deal found 9/14![Delta logo]()
$348
This Southwest deal was found by Cheapflights users on 9/15. 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.
Sun 11/14:05 pm -
1 stop5h 20m
Sat 11/75:25 pm -
1 stop5h 10m
Deal found 9/15![Southwest logo]()
$352
This Delta deal was found by Cheapflights users on 9/14. 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 11/46:27 pm -
2 stops14h 15m
Mon 11/96:09 pm -
1 stop5h 37m
Deal found 9/14![Delta logo]()
$354
This Delta deal was found by Cheapflights users on 9/16. 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 11/56:29 pm -
1 stop5h 01m
Mon 11/96:09 pm -
1 stop5h 11m
Deal found 9/16![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/286:15 am -
1 stop5h 31m
Sun 11/18:56 am -
1 stop5h 35m
Deal found 9/14![United Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 9/15. 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.
Tue 11/101:21 pm -
2 stops10h 12m
Sat 11/147:40 am -
2 stops10h 59m
Deal found 9/15![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/282:23 pm -
1 stop5h 30m
Sun 11/14:48 pm -
1 stop5h 43m
Deal found 9/15![United Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 9/14. 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 10/281:08 pm -
2 stops10h 25m
Sun 11/16:35 am -
1 stop6h 53m
Deal found 9/14![Delta logo]()
$364
Best flights from Montana to San AntonioDiscover carefully curated flight deals from Montana to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.
Discover carefully curated flight deals from Montana to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.
This Southwest deal was found by Cheapflights users on 9/16. 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 10/318:10 am -
1 stop4h 45m
Wed 11/46:15 pm -
1 stop5h 15m
Deal found 9/16![Southwest logo]()
$276
This Delta deal was found by Cheapflights users on 9/12. 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 11/196:19 pm -
1 stop5h 04m
Tue 11/2412:45 pm -
1 stop5h 54m
Deal found 9/12![Delta logo]()
$348
This United Airlines deal was found by Cheapflights users on 9/17. 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 11/192:23 pm -
1 stop5h 30m
Mon 11/234:48 pm -
1 stop5h 43m
Deal found 9/17![United Airlines logo]()
$359
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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 1/307:00 am -
1 stop8h 02m
Tue 2/25:00 pm -
1 stop6h 57m
Deal found 9/15![Alaska Airlines logo]()
$409
This Delta deal was found by Cheapflights users on 9/14. 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 11/66:27 pm -
1 stop5h 03m
Tue 11/105:30 am -
2 stops13h 09m
Deal found 9/14![Delta logo]()
$354
This United Airlines deal was found by Cheapflights users on 9/15. 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 12/36:30 am -
1 stop5h 16m
Tue 12/88:45 am -
1 stop6h 07m
Deal found 9/15![United Airlines logo]()
$359
This Southwest deal was found by Cheapflights users on 9/14. 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 12/1011:20 am -
2 stops8h 15m
Tue 12/226:20 pm -
1 stop8h 35m
Deal found 9/14![Southwest logo]()
$386
This Delta deal was found by Cheapflights users on 9/12. 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 12/25:10 am -
1 stop7h 29m
Tue 12/86:13 pm -
1 stop7h 21m
Deal found 9/12![Delta logo]()
$359
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/286:15 am -
1 stop5h 31m
Sun 11/15:30 am -
2 stops9h 01m
Deal found 9/14![United Airlines logo]()
$364
This Alaska Airlines deal was found by Cheapflights users on 9/13. 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.
Fri 1/227:00 am -
1 stop8h 02m
Mon 1/255:00 pm -
1 stop6h 57m
Deal found 9/13![Alaska Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/282:23 pm -
2 stops7h 28m
Sun 11/15:30 am -
2 stops9h 10m
Deal found 9/15![United Airlines logo]()
$369
This Delta deal was found by Cheapflights users on 9/13. 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 10/156:13 pm -
1 stop5h 17m
Wed 10/216:35 am -
1 stop6h 02m
Deal found 9/13![Delta logo]()
$379
This Southwest deal was found by Cheapflights users on 9/15. 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.
Sun 11/17:55 am -
2 stops7h 05m
Sat 11/712:40 pm -
2 stops9h 55m
Deal found 9/15![Southwest logo]()
$424
This United Airlines deal was found by Cheapflights users on 9/13. 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 10/162:30 pm -
1 stop5h 12m
Wed 10/214:50 pm -
1 stop5h 46m
Deal found 9/13![United Airlines logo]()
$379
This Delta deal was found by Cheapflights users on 9/17. 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 10/245:30 am -
2 stops8h 28m
Thu 11/125:00 pm -
2 stops8h 19m
Deal found 9/17![Delta logo]()
$380
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/175:12 pm -
1 stop5h 46m
Sat 10/245:30 am -
2 stops8h 58m
Deal found 9/16![United Airlines logo]()
$384
This Delta deal was found by Cheapflights users on 9/17. 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 12/172:41 pm -
1 stop8h 55m
Mon 12/217:57 pm -
1 stop5h 24m
Deal found 9/17![Delta logo]()
$390
This United Airlines deal was found by Cheapflights users on 9/12. 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 12/26:15 am -
1 stop5h 31m
Tue 12/89:41 am -
2 stops9h 54m
Deal found 9/12![United Airlines logo]()
$387
This Delta deal was found by Cheapflights users on 9/12. 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 10/156:31 pm -
1 stop4h 59m
Sat 10/1712:30 pm -
1 stop6h 21m
Deal found 9/12![Delta logo]()
$427
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/202:30 pm -
2 stops7h 21m
Sat 10/245:30 am -
2 stops10h 46m
Deal found 9/15![United Airlines logo]()
$389
This Delta deal was found by Cheapflights users on 9/13. 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 1/152:00 pm -
1 stop9h 28m
Sun 1/176:05 pm -
1 stop6h 05m
Deal found 9/13![Delta logo]()
$427
This United Airlines deal was found by Cheapflights users on 9/14. 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 2/210:41 am -
1 stop4h 49m
Wed 2/35:30 am -
2 stops12h 16m
Deal found 9/14![United Airlines logo]()
$402
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/32:38 pm -
2 stops7h 13m
Wed 10/75:30 am -
2 stops9h 02m
Deal found 9/14![United Airlines logo]()
$404
This Delta deal was found by Cheapflights users on 9/16. 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 10/15:30 am -
2 stops8h 19m
Mon 10/57:20 am -
2 stops10h 58m
Deal found 9/16![Delta logo]()
$460
This United Airlines deal was found by Cheapflights users on 9/15. 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 12/22:35 pm -
2 stops7h 24m
Tue 12/88:45 am -
1 stop6h 07m
Deal found 9/15![United Airlines logo]()
$434
This Delta deal was found by Cheapflights users on 9/15. 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 12/31:10 pm -
2 stops9h 56m
Tue 12/810:54 am -
2 stops12h 38m
Deal found 9/15![Delta logo]()
$489
This United Airlines deal was found by Cheapflights users on 9/16. 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 11/142:45 pm -
1 stop5h 08m
Wed 11/188:56 am -
1 stop5h 53m
Deal found 9/16![United Airlines logo]()
$438
This United Airlines deal was found by Cheapflights users on 9/15. 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 11/147:00 am -
1 stop4h 46m
Wed 11/184:48 pm -
1 stop5h 26m
Deal found 9/15![United Airlines logo]()
$449
This United Airlines deal was found by Cheapflights users on 9/16. 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 1/239:45 am -
1 stop5h 45m
Wed 1/274:45 pm -
1 stop5h 41m
Deal found 9/16![United Airlines logo]()
$449
This United Airlines deal was found by Cheapflights users on 9/15. 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 11/142:23 pm -
1 stop5h 30m
Wed 11/184:48 pm -
1 stop5h 43m
Deal found 9/15![United Airlines logo]()
$449
Last-minute flights from Montana to San AntonioDiscover last-minute flight deals from Montana to San Antonio. Data last updated September 17, 2026 and is based on user searches.
Discover last-minute flight deals from Montana to San Antonio. Data last updated September 17, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/13. 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 10/12:28 pm -
1 stop5h 14m
Sun 10/45:30 am -
1 stop5h 14m
Deal found 9/13![United Airlines logo]()
$394
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/32:38 pm -
1 stop8h 20m
Wed 10/77:45 am -
1 stop8h 34m
Deal found 9/16![United Airlines logo]()
$394
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/102:37 pm -
1 stop5h 05m
Tue 10/134:50 pm -
1 stop5h 14m
Deal found 9/14![United Airlines logo]()
$387
This Delta deal was found by Cheapflights users on 9/13. 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 10/156:13 pm -
1 stop5h 17m
Wed 10/216:35 am -
1 stop6h 02m
Deal found 9/13![Delta logo]()
$379
This United Airlines deal was found by Cheapflights users on 9/17. 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 10/176:30 am -
1 stop5h 28m
Tue 10/207:45 am -
1 stop8h 29m
Deal found 9/17![United Airlines logo]()
$294
This Southwest deal was found by Cheapflights users on 9/17. 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 10/179:40 am -
2 stops9h 35m
Tue 10/202:50 pm -
2 stops8h 20m
Deal found 9/17![Southwest logo]()
$396
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/202:30 pm -
2 stops7h 21m
Sat 10/245:30 am -
2 stops10h 46m
Deal found 9/15![United Airlines logo]()
$389
This Southwest deal was found by Cheapflights users on 9/17. 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 10/248:15 am -
1 stop6h 50m
Thu 11/126:45 pm -
1 stop5h 05m
Deal found 9/17![Southwest logo]()
$295
This Delta deal was found by Cheapflights users on 9/17. 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 10/245:30 am -
2 stops8h 28m
Thu 11/125:00 pm -
2 stops8h 19m
Deal found 9/17![Delta logo]()
$380
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/286:15 am -
1 stop5h 31m
Sun 11/18:56 am -
1 stop5h 35m
Deal found 9/14![United Airlines logo]()
$359
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/282:23 pm -
1 stop5h 30m
Sun 11/14:48 pm -
1 stop5h 43m
Deal found 9/15![United Airlines logo]()
$359
This Southwest deal was found by Cheapflights users on 9/16. 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 10/318:10 am -
1 stop4h 45m
Wed 11/46:15 pm -
1 stop5h 15m
Deal found 9/16![Southwest logo]()
$276
One-way flights from Montana to San AntonioSearch for one-way flight options from Montana to San Antonio. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
Search for one-way flight options from Montana to San Antonio. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
This Delta deal was found by Cheapflights users on 9/14. 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 10/146:29 pm -
1 stop5h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Delta logo]()
$260
This American Airlines deal was found by Cheapflights users on 9/15. 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.
Mon 9/284:16 pm -
1 stop5h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![American Airlines logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Sun 10/1111:37 am -
2 stops20h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Multiple Airlines logo]()
$321
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Sun 10/116:30 am -
1 stop5h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![United Airlines logo]()
$330
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Sun 10/116:15 am -
1 stop5h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![United Airlines logo]()
$340
This American Airlines deal was found by Cheapflights users on 9/13. 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 11/251:18 pm -
1 stop10h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![American Airlines logo]()
$349
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Sun 10/1110:26 am -
2 stops21h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Multiple Airlines logo]()
$404
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/142:28 pm -
2 stops7h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![United Airlines logo]()
$408
This Delta deal was found by Cheapflights users on 9/15. 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 9/281:08 pm -
2 stops10h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Delta logo]()
$445
This Southwest deal was found by Cheapflights users on 9/17. 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.
Mon 10/125:50 am -
2 stops8h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Southwest logo]()
$472
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Mon 10/122:38 pm -
1 stop8h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![United Airlines logo]()
$473
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Mon 10/124:30 pm -
1 stop6h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![United Airlines logo]()
$480
Find flight deals from Montana to San Antonio
Keep the following information in mind while searching for Montana to San Antonio flight deals. Data was last updated September 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $276 (Southwest) |
One-way from | $260 (Delta) |
Popular in | August |
Cheapest in | June |
Average price | $387 |
Cheapflights Fare Finder
Customize your flight search to find flights from Montana 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, Cheapflights users made 7,457,451 searches. Data last updated September 17, 2026.
Use the filters below to find and compare flights from Montana to San Antonio that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
BillingsSan Antonio
BIL Billings Logan Intl - SAT San Antonio
BILSAT
Billings Logan Intl
Wed 10/14
6:29 pm-12:30 am
1 stop5h 01m
San Antonio
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$260
BozemanSan Antonio
BZN Bozeman Gallatin Field - SAT San Antonio
BZNSAT
Bozeman Gallatin Field
Sat 10/31
8:10 am-1:55 pm
1 stop4h 45m
San Antonio
Wed 11/4
6:15 pm-10:30 pm
1 stop5h 15m
$276
MissoulaSan Antonio
MSO Missoula Johnson-Bell Field - SAT San Antonio
MSOSAT
Missoula Johnson-Bell Field
Sun 10/11
11:37 am-9:08 am
2 stops20h 31m
San Antonio
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$321
BozemanSan Antonio
BZN Bozeman Gallatin Field - SAT San Antonio
BZNSAT
Bozeman Gallatin Field
Sun 10/11
6:30 am-12:58 pm
1 stop5h 28m
San Antonio
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$330
MissoulaSan Antonio
MSO Missoula Johnson-Bell Field - SAT San Antonio
MSOSAT
Missoula Johnson-Bell Field
Sun 10/11
6:15 am-12:58 pm
1 stop5h 43m
San Antonio
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$340
Great FallsSan Antonio
GTF Great Falls - SAT San Antonio
GTFSAT
Great Falls
Thu 11/19
6:19 pm-12:23 am
1 stop5h 04m
San Antonio
Tue 11/24
12:45 pm-5:39 pm
1 stop5h 54m
$348
Great FallsSan Antonio
GTF Great Falls - SAT San Antonio
GTFSAT
Great Falls
Fri 11/6
6:27 pm-12:30 am
1 stop5h 03m
San Antonio
Tue 11/10
5:30 am-5:39 pm
2 stops13h 09m
$354
HelenaSan Antonio
HLN Helena - SAT San Antonio
HLNSAT
Helena
Thu 11/19
2:23 pm-8:53 pm
1 stop5h 30m
San Antonio
Mon 11/23
4:48 pm-9:31 pm
1 stop5h 43m
$359
HelenaSan Antonio
HLN Helena - SAT San Antonio
HLNSAT
Helena
Thu 12/3
6:30 am-12:46 pm
1 stop5h 16m
San Antonio
Tue 12/8
8:45 am-1:52 pm
1 stop6h 07m
$359
MissoulaSan Antonio
MSO Missoula Johnson-Bell Field - SAT San Antonio
MSOSAT
Missoula Johnson-Bell Field
Wed 12/2
5:10 am-1:39 pm
1 stop7h 29m
San Antonio
Tue 12/8
6:13 pm-12:34 am
1 stop7h 21m
$359
Showing 1-10 of 49 resultsSorted by cheapest first
Best time to book a flight from Montana to San Antonio
Have a flexible travel schedule? Discover the best time to fly to San Antonio from Montana with our price prediction graph.
BIL-SAT
MSO-SAT
BZN-SAT
FCA-SAT
HLN-SAT
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 Montana to San Antonio
USMT-SAT
BIL-SAT
MSO-SAT
BZN-SAT
FCA-SAT
What is the cheapest month to book a flight from Montana to San Antonio?
Currently, January is the cheapest month in which you can book a flight from Montana to San Antonio (average of $338). Flying from Montana to San Antonio in June is currently the most expensive (average of $610). 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.
Related info for your journey
Find useful and relevant information for your journey from Montana to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Antonio?
Book flights to San Antonio if you plan to visit one of these locationsNew Braunfels
Kerrville
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Montana to San Antonio
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Complete your trip
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Search flights from Montana to San Antonio by cabin class
Find flights from Montana to San Antonio, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Montana and San Antonio flights
Browse other Montana and San Antonio flight options. Last updated on September 17, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Antonio
Explore flights to San Antonio departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 17, 2026.
Montana to San Antonio flights
Consider these flights traveling from Montana to San Antonio.
Top 3 airlines flying from Montana to San Antonio
Discover the top 3 airlines that operate flights from Montana to San Antonio. 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 September 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$228 | Average$403 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$238 | Average$399 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$264 | Average$483 | FlexibilityNo cancel fee | On-time69% |