$67+ Cheap flights from Colorado 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 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SAT
Nov 24 — Dec 11
Round-trip
1 adult, Economy
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Find cheap flights from Colorado 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Colorado to San Antonio
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Cheapest flights from Colorado to San AntonioExplore the most affordable flight options available from Colorado to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 25, 2026.
Explore the most affordable flight options available from Colorado to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 25, 2026.
This CheapOair deal was found by Cheapflights users on 10/20. 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.
Fri 12/114:52 pm -
Nonstop2h 10m
Sun 12/138:47 pm -
Nonstop2h 23m
Deal found 10/20![Frontier logo]()
$141
This Frontier deal was found by Cheapflights users on 10/25. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/249:34 am -
1 stop10h 42m
Wed 11/258:28 pm -
Nonstop2h 29m
Deal found 10/25![Frontier logo]()
$144
This Trip.com deal was found by Cheapflights users on 10/21. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/144:06 pm -
Nonstop2h 19m
Sat 11/211:31 pm -
Nonstop2h 26m
Deal found 10/21![Frontier logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Tue 11/104:06 pm -
Nonstop2h 19m
Wed 11/188:20 pm -
Nonstop2h 29m
Deal found 10/25![Frontier logo]()
$150
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 11/114:06 pm -
Nonstop2h 19m
Tue 11/178:20 pm -
Nonstop2h 29m
Deal found 10/25![Frontier logo]()
$151
This deal was found by Cheapflights users on 10/20. 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.
Fri 11/63:57 pm -
Nonstop2h 17m
Sun 11/88:20 pm -
Nonstop2h 29m
Deal found 10/20![Frontier logo]()
$152
This Kiwi.com deal was found by Cheapflights users on 10/21. 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.
Tue 12/12:39 pm -
Nonstop2h 20m
Fri 12/48:41 pm -
Nonstop2h 29m
Deal found 10/21![Frontier logo]()
$154
This Super.com deal was found by Cheapflights users on 10/21. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/184:06 pm -
Nonstop2h 19m
Mon 11/238:28 pm -
Nonstop2h 29m
Deal found 10/21![Frontier logo]()
$160
This Cheapflightsfares deal was found by Cheapflights users on 10/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/194:06 pm -
Nonstop2h 19m
Tue 11/2410:11 pm -
1 stop27h 43m
Deal found 10/24![Frontier logo]()
$166
This Cheapflightsfares deal was found by Cheapflights users on 10/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:30 am -
1 stop13h 04m
Sun 11/158:20 pm -
Nonstop2h 29m
Deal found 10/20![Frontier logo]()
$167
This Orbitz deal was found by Cheapflights users on 10/21. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/104:06 pm -
Nonstop2h 19m
Wed 11/1110:29 pm -
1 stop17h 30m
Deal found 10/21![Frontier logo]()
$169
This Delta deal was found by Cheapflights users on 10/20. 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 11/106:00 am -
1 stop8h 27m
Sat 11/1412:45 pm -
1 stop5h 43m
Deal found 10/20![Delta logo]()
$251
Best flights from Colorado to San AntonioDiscover carefully curated flight deals from Colorado to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.
Discover carefully curated flight deals from Colorado to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.
This Southwest deal was found by Cheapflights users on 10/22. 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 12/42:35 pm -
Nonstop2h 05m
Sun 12/66:25 am -
Nonstop2h 15m
Deal found 10/22![Southwest logo]()
$227
This Delta deal was found by Cheapflights users on 10/20. 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 1/88:00 am -
1 stop8h 24m
Tue 1/125:30 am -
1 stop8h 28m
Deal found 10/20![Delta logo]()
$285
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/63:20 pm -
1 stop4h 33m
Tue 11/108:56 am -
1 stop4h 37m
Deal found 10/21![United Airlines logo]()
$348
This American Airlines deal was found by Cheapflights users on 10/24. 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 2/2410:40 am -
1 stop6h 45m
Tue 3/26:00 am -
1 stop7h 28m
Deal found 10/24![American Airlines logo]()
$379
This Southwest deal was found by Cheapflights users on 10/22. 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 12/1711:15 am -
1 stop5h 00m
Sun 12/208:45 pm -
1 stop4h 30m
Deal found 10/22![Southwest logo]()
$247
This Southwest deal was found by Cheapflights users on 10/23. 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 12/141:40 pm -
1 stop7h 00m
Wed 12/161:35 pm -
1 stop8h 20m
Deal found 10/23![Southwest logo]()
$251
This Southwest deal was found by Cheapflights users on 10/20. 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 11/125:40 am -
1 stop4h 10m
Tue 11/173:00 pm -
2 stops5h 30m
Deal found 10/20![Southwest logo]()
$252
This Southwest deal was found by Cheapflights users on 10/20. 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 11/1111:50 am -
1 stop4h 50m
Sat 11/147:25 am -
2 stops8h 25m
Deal found 10/20![Southwest logo]()
$256
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/115:30 am -
1 stop6h 16m
Sat 11/148:56 am -
1 stop4h 25m
Deal found 10/21![United Airlines logo]()
$351
This Delta deal was found by Cheapflights users on 10/23. 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 1/17:05 am -
1 stop7h 34m
Tue 1/52:10 pm -
1 stop7h 13m
Deal found 10/23![Delta logo]()
$356
This United Airlines deal was found by Cheapflights users on 10/21. 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 1/217:00 am -
1 stop4h 58m
Sun 1/245:15 am -
2 stops10h 25m
Deal found 10/21![United Airlines logo]()
$364
This Southwest deal was found by Cheapflights users on 10/23. 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 11/2611:40 am -
1 stop3h 55m
Wed 12/21:50 pm -
1 stop7h 05m
Deal found 10/23![Southwest logo]()
$281
This United Airlines deal was found by Cheapflights users on 10/20. 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 1/2310:35 am -
1 stop5h 12m
Tue 1/269:00 am -
1 stop6h 44m
Deal found 10/20![United Airlines logo]()
$370
This United Airlines deal was found by Cheapflights users on 10/24. 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 1/151:41 pm -
2 stops6h 44m
Sun 1/175:15 am -
2 stops8h 20m
Deal found 10/24![United Airlines logo]()
$384
This Southwest deal was found by Cheapflights users on 10/24. 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 11/176:30 am -
1 stop7h 20m
Sat 11/215:15 pm -
Nonstop2h 10m
Deal found 10/24![Southwest logo]()
$329
This United Airlines deal was found by Cheapflights users on 10/23. 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 11/77:10 am -
1 stop4h 36m
Wed 11/118:56 am -
1 stop4h 43m
Deal found 10/23![United Airlines logo]()
$389
This United Airlines deal was found by Cheapflights users on 10/23. 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 11/73:11 pm -
1 stop4h 42m
Wed 11/114:48 pm -
1 stop4h 49m
Deal found 10/23![United Airlines logo]()
$389
This Southwest deal was found by Cheapflights users on 10/20. 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 11/154:40 pm -
2 stops5h 50m
Wed 11/186:20 am -
2 stops7h 40m
Deal found 10/20![Southwest logo]()
$374
This United Airlines deal was found by Cheapflights users on 10/23. 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 12/258:34 pm -
Nonstop2h 25m
Tue 12/291:50 pm -
Nonstop2h 21m
Deal found 10/23![United Airlines logo]()
$391
This Southwest deal was found by Cheapflights users on 10/20. 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 11/2312:35 pm -
2 stops5h 15m
Mon 11/238:45 pm -
1 stop4h 25m
Deal found 10/20![Southwest logo]()
$388
This United Airlines deal was found by Cheapflights users on 10/20. 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 11/41:47 pm -
2 stops8h 04m
Sun 11/88:56 am -
1 stop4h 49m
Deal found 10/20![United Airlines logo]()
$394
This Southwest deal was found by Cheapflights users on 10/20. 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 11/64:40 pm -
2 stops5h 50m
Mon 11/95:55 pm -
1 stop4h 50m
Deal found 10/20![Southwest logo]()
$389
This United Airlines deal was found by Cheapflights users on 10/23. 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 11/115:25 pm -
1 stop4h 26m
Thu 11/198:56 am -
Nonstop2h 19m
Deal found 10/23![United Airlines logo]()
$412
This Southwest deal was found by Cheapflights users on 10/20. 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 11/147:00 am -
2 stops7h 20m
Sun 11/155:35 am -
2 stops7h 30m
Deal found 10/20![Southwest logo]()
$396
This United Airlines deal was found by Cheapflights users on 10/21. 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 12/245:27 pm -
Nonstop2h 13m
Wed 12/304:43 pm -
Nonstop2h 27m
Deal found 10/21![United Airlines logo]()
$415
This Southwest deal was found by Cheapflights users on 10/23. 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 11/78:55 am -
2 stops7h 30m
Wed 11/1112:00 pm -
2 stops8h 55m
Deal found 10/23![Southwest logo]()
$420
This United Airlines deal was found by Cheapflights users on 10/20. 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 11/43:20 pm -
1 stop4h 33m
Thu 11/124:48 pm -
1 stop4h 48m
Deal found 10/20![United Airlines logo]()
$430
This United Airlines deal was found by Cheapflights users on 10/20. 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 11/71:35 pm -
1 stop6h 18m
Wed 11/114:48 pm -
1 stop5h 58m
Deal found 10/20![United Airlines logo]()
$430
This Southwest deal was found by Cheapflights users on 10/22. 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 11/711:05 am -
2 stops5h 20m
Sat 11/145:55 am -
2 stops7h 15m
Deal found 10/22![Southwest logo]()
$443
This United Airlines deal was found by Cheapflights users on 10/22. 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 1/15:27 pm -
Nonstop2h 13m
Tue 1/52:10 pm -
1 stop6h 48m
Deal found 10/22![United Airlines logo]()
$447
Last-minute flights from Colorado to San AntonioDiscover last-minute flight deals from Colorado to San Antonio. Data last updated October 25, 2026 and is based on user searches.
Discover last-minute flight deals from Colorado to San Antonio. Data last updated October 25, 2026 and is based on user searches.
This deal was found by Cheapflights users on 10/20. 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.
Fri 11/63:57 pm -
Nonstop2h 17m
Sun 11/88:20 pm -
Nonstop2h 29m
Deal found 10/20![Frontier logo]()
$152
This Super.com deal was found by Cheapflights users on 10/20. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/94:06 pm -
Nonstop2h 19m
Wed 11/118:20 pm -
Nonstop2h 29m
Deal found 10/20![Frontier logo]()
$179
This Orbitz deal was found by Cheapflights users on 10/21. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/104:06 pm -
Nonstop2h 19m
Wed 11/1110:29 pm -
1 stop17h 30m
Deal found 10/21![Frontier logo]()
$169
This Cheapflightsfares deal was found by Cheapflights users on 10/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/114:06 pm -
Nonstop2h 19m
Wed 11/1810:29 pm -
1 stop26h 15m
Deal found 10/21![Frontier logo]()
$167
This CheapOair deal was found by Cheapflights users on 10/24. 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 11/114:06 pm -
Nonstop2h 19m
Thu 11/198:20 pm -
Nonstop2h 29m
Deal found 10/24![Frontier logo]()
$173
This Trip.com deal was found by Cheapflights users on 10/21. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/144:06 pm -
Nonstop2h 19m
Sat 11/211:31 pm -
Nonstop2h 26m
Deal found 10/21![Frontier logo]()
$145
This Booking.com deal was found by Cheapflights users on 10/21. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/154:06 pm -
Nonstop2h 19m
Wed 11/1810:29 pm -
1 stop12h 19m
Deal found 10/21![Frontier logo]()
$175
This Cheapflightsfares deal was found by Cheapflights users on 10/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/166:42 pm -
1 stop25h 52m
Sun 11/228:28 pm -
Nonstop2h 29m
Deal found 10/24![Frontier logo]()
$176
This Cheapflightsfares deal was found by Cheapflights users on 10/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/174:06 pm -
Nonstop2h 19m
Tue 11/248:28 pm -
Nonstop2h 29m
Deal found 10/20![Frontier logo]()
$178
This Super.com deal was found by Cheapflights users on 10/21. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/184:06 pm -
Nonstop2h 19m
Mon 11/238:28 pm -
Nonstop2h 29m
Deal found 10/21![Frontier logo]()
$160
This Cheapflightsfares deal was found by Cheapflights users on 10/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/194:06 pm -
Nonstop2h 19m
Tue 11/2410:11 pm -
1 stop27h 43m
Deal found 10/24![Frontier logo]()
$166
This Frontier deal was found by Cheapflights users on 10/24. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/241:03 pm -
1 stop7h 13m
Wed 11/258:28 pm -
Nonstop2h 29m
Deal found 10/24![Frontier logo]()
$164
One-way flights from Colorado to San AntonioSearch for one-way flight options from Colorado to San Antonio. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
Search for one-way flight options from Colorado to San Antonio. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
This Super.com deal was found by Cheapflights users on 10/25. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/144:06 pm -
Nonstop2h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Frontier logo]()
$67
This Super.com deal was found by Cheapflights users on 10/23. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/22:39 pm -
Nonstop2h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Frontier logo]()
$68
This Cheapflightsfares deal was found by Cheapflights users on 10/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/34:37 pm -
Nonstop2h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Frontier logo]()
$69
This Trip.com deal was found by Cheapflights users on 10/22. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/194:06 pm -
Nonstop2h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Frontier logo]()
$75
This Kiwi.com deal was found by Cheapflights users on 10/24. 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 11/133:57 pm -
Nonstop2h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Frontier logo]()
$80
This Super.com deal was found by Cheapflights users on 10/22. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/219:14 am -
Nonstop2h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Frontier logo]()
$93
This Cheapflightsfares deal was found by Cheapflights users on 10/25. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/194:17 pm -
Nonstop2h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Frontier logo]()
$94
This Super.com deal was found by Cheapflights users on 10/23. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/171:05 pm -
1 stop7h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Frontier logo]()
$98
This Trip.com deal was found by Cheapflights users on 10/21. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/224:14 pm -
Nonstop2h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Frontier logo]()
$101
This Delta deal was found by Cheapflights users on 10/20. 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 11/191:31 pm -
1 stop7h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Delta logo]()
$141
This Southwest deal was found by Cheapflights users on 10/21. 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 11/225:25 am -
1 stop6h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Southwest logo]()
$143
This United Airlines deal was found by Cheapflights users on 10/23. 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 12/71:30 pm -
1 stop6h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![United Airlines logo]()
$169
Find flight deals from Colorado to San Antonio
Keep the following information in mind while searching for Colorado to San Antonio flight deals. Data was last updated October 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $141 (CheapOair) |
One-way from | $68 (Super.com) |
Popular in | July |
Cheapest in | January |
Average price | $284 |
Good round-trip deal | $198 or less |
Good one-way deal | $151 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Colorado 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 October 25, 2026.
Use the filters below to find and compare flights from Colorado to San Antonio that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
DenverSan Antonio
DEN Denver Intl - SAT San Antonio
DENSAT
Denver Intl
Sat 11/14
3:15 pm-6:25 pm
Nonstop2h 10m
San Antonio
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$113
DenverSan Antonio
DEN Denver Intl - SAT San Antonio
DENSAT
Denver Intl
Sat 11/21
7:00 am-10:10 am
Nonstop2h 10m
San Antonio
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$113
DenverSan Antonio
DEN Denver Intl - SAT San Antonio
DENSAT
Denver Intl
Thu 12/24
6:25 pm-9:45 pm
Nonstop2h 20m
San Antonio
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$114
DenverSan Antonio
DEN Denver Intl - SAT San Antonio
DENSAT
Denver Intl
Thu 12/31
6:25 pm-9:45 pm
Nonstop2h 20m
San Antonio
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$114
DenverSan Antonio
DEN Denver Intl - SAT San Antonio
DENSAT
Denver Intl
Fri 12/25
6:25 pm-9:45 pm
Nonstop2h 20m
San Antonio
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$114
DenverSan Antonio
DEN Denver Intl - SAT San Antonio
DENSAT
Denver Intl
Fri 12/4
6:30 am-11:15 am
1 stop3h 45m
San Antonio
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$119
DenverSan Antonio
DEN Denver Intl - SAT San Antonio
DENSAT
Denver Intl
Fri 11/27
5:40 am-10:50 am
1 stop4h 10m
San Antonio
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$124
DenverSan Antonio
DEN Denver Intl - SAT San Antonio
DENSAT
Denver Intl
Wed 11/4
7:30 am-9:34 pm
1 stop13h 04m
San Antonio
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$143
Colorado SpringsSan Antonio
COS Colorado Springs - SAT San Antonio
COSSAT
Colorado Springs
Sun 11/22
5:25 am-12:55 pm
1 stop6h 30m
San Antonio
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$143
DenverSan Antonio
DEN Denver Intl - SAT San Antonio
DENSAT
Denver Intl
Mon 11/30
7:50 pm-11:05 pm
Nonstop2h 15m
San Antonio
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$158
Showing 1-10 of 48 resultsSorted by cheapest first
Best time to book a flight from Colorado to San Antonio
Have a flexible travel schedule? Discover the best time to fly to San Antonio from Colorado with our price prediction graph.
DEN-SAT
MTJ-SAT
COS-SAT
GJT-SAT
DRO-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 Colorado to San Antonio
USCO-SAT
DEN-SAT
MTJ-SAT
COS-SAT
GJT-SAT
What is the cheapest month to book a flight from Colorado to San Antonio?
Currently, January is the cheapest month in which you can book a flight from Colorado to San Antonio (average of $214). Flying from Colorado to San Antonio in July is currently the most expensive (average of $387). 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.
What is the cheapest time of day to fly from CO to SAT?
Find hourly flight availability from Colorado to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 25, 2026.
A simple way to save on the total cost of your ticket is to fly from Colorado to San Antonio in the evening. If you’re flexible enough to do this you can expect to save up to 48% on your trip compared to booking a flight in the morning.
How much does it cost to fly round-trip from Colorado to San Antonio?
Airfare is below average for this route at the moment.
Colorado to San Antonio flights typically cost between $194 and $346 in December.The cheapest round-trip price found within the last 5 days was $141 on Frontier (Dec 11-Dec 13).
How far ahead should I book a flight from Colorado to San Antonio?
The best time to book flights from Colorado to San Antonio is 61 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest day to fly from Colorado to San Antonio?
Use this chart to determine the cheapest time to fly round-trip from Colorado to San Antonio. Price data was last updated on October 24, 2026.
Travelers seeking maximum savings on their Colorado to San Antonio flight should consider departing on Friday evenings when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Related info for your journey
Find useful and relevant information for your journey from Colorado 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
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Alternative routes for Colorado to San Antonio
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Complete your trip
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Search flights from Colorado to San Antonio by cabin class
Find flights from Colorado to San Antonio, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Colorado and San Antonio flights
Browse other Colorado and San Antonio flight options. Last updated on October 25, 2026.
Popular flight searches
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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 October 25, 2026.
Colorado to San Antonio flights
Consider these flights traveling from Colorado to San Antonio.
Top 4 airlines flying from Colorado to San Antonio
Discover the top 4 airlines that operate flights from Colorado 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 October 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$73 | Average$207 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$146 | Average$400 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$197 | Average$384 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$206 | Average$374 | FlexibilityNo cancel fee | On-time71% |