$84+ Cheap flights from California to St. Louis (STL)
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 11/6. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — STL
Nov 13 — Nov 201
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from California to St. Louis 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 California to St. Louis
Cheapest
Best
Last-minute
One-way
Cheapest flights from California to St. LouisExplore the most affordable flight options available from California to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 14, 2026.
Explore the most affordable flight options available from California to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 14, 2026.
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/76:30 am -
1 stop10h 44m
Wed 11/114:18 pm -
1 stop9h 33m
Deal found 10/9![Frontier logo]()
$171
This Cheapflightsfares deal was found by Cheapflights users on 10/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:30 am -
1 stop6h 53m
Wed 11/184:18 pm -
1 stop9h 33m
Deal found 10/13![Frontier logo]()
$173
This Travelocity deal was found by Cheapflights users on 10/11. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:30 am -
1 stop10h 44m
Mon 11/167:59 pm -
1 stop16h 36m
Deal found 10/11![Frontier logo]()
$174
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:30 am -
1 stop10h 44m
Mon 11/167:59 pm -
1 stop16h 36m
Deal found 10/10![Frontier logo]()
$178
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:30 am -
1 stop10h 44m
Wed 11/114:18 pm -
1 stop9h 33m
Deal found 10/10![Frontier logo]()
$180
This Cheapflightsfares deal was found by Cheapflights users on 10/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:25 am -
1 stop6h 58m
Wed 11/114:18 pm -
1 stop9h 39m
Deal found 10/13![Frontier logo]()
$183
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/54:53 pm -
1 stop24h 21m
Sat 11/77:59 pm -
1 stop5h 58m
Deal found 10/9![Frontier logo]()
$185
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/64:53 pm -
1 stop24h 21m
Fri 11/137:59 pm -
1 stop21h 59m
Deal found 10/9![Frontier logo]()
$192
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:25 am -
1 stop10h 49m
Mon 11/167:59 pm -
1 stop21h 59m
Deal found 10/10![Frontier logo]()
$193
This Frontier deal was found by Cheapflights users on 10/13. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:30 am -
1 stop6h 53m
Wed 11/114:18 pm -
1 stop9h 33m
Deal found 10/13![Frontier logo]()
$195
This Expedia deal was found by Cheapflights users on 10/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/912:04 pm -
1 stop5h 10m
Mon 11/167:59 pm -
1 stop17h 05m
Deal found 10/12![Frontier logo]()
$195
This Orbitz deal was found by Cheapflights users on 10/13. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:25 am -
1 stop6h 58m
Wed 11/184:18 pm -
1 stop9h 39m
Deal found 10/13![Frontier logo]()
$195
Best flights from California to St. LouisDiscover carefully curated flight deals from California to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 14, 2026.
Discover carefully curated flight deals from California to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 14, 2026.
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2611:40 am -
1 stop21h 23m
Mon 11/303:04 pm -
1 stop21h 41m
Deal found 10/10![Frontier logo]()
$316
This Delta deal was found by Cheapflights users on 10/13. 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.
Tue 11/177:43 pm -
2 stops11h 37m
Thu 11/196:13 am -
2 stops12h 31m
Deal found 10/13![Delta logo]()
$344
This Southwest deal was found by Cheapflights users on 10/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/211:55 am -
Nonstop3h 30m
Wed 12/96:25 am -
1 stop5h 30m
Deal found 10/13![Southwest logo]()
$352
This United Airlines deal was found by Cheapflights users on 10/13. 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 10/297:30 am -
1 stop8h 35m
Mon 11/24:39 pm -
1 stop6h 15m
Deal found 10/13![United Airlines logo]()
$367
This American Airlines deal was found by Cheapflights users on 10/11. 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.
Sat 11/712:35 pm -
1 stop7h 24m
Mon 11/96:00 am -
1 stop7h 45m
Deal found 10/11![American Airlines logo]()
$385
This Alaska Airlines deal was found by Cheapflights users on 10/11. 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.
Wed 11/116:48 pm -
1 stop27h 11m
Sun 11/156:00 am -
1 stop29h 41m
Deal found 10/11![Alaska Airlines logo]()
$478
This Priceline deal was found by Cheapflights users on 10/13. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2712:59 pm -
1 stop9h 00m
Mon 11/212:14 pm -
1 stop7h 51m
Deal found 10/13![Multiple Airlines logo]()
$518
This Delta deal was found by Cheapflights users on 10/13. 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.
Sat 11/142:33 pm -
1 stop7h 23m
Tue 11/176:13 am -
2 stops10h 45m
Deal found 10/13![Delta logo]()
$351
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 12/116:35 am -
1 stop4h 55m
Mon 12/215:40 pm -
1 stop8h 00m
Deal found 10/9![Southwest logo]()
$369
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1811:52 am -
1 stop20h 53m
Sun 11/229:09 am -
2 stops17h 05m
Deal found 10/9![Frontier logo]()
$373
This United Airlines deal was found by Cheapflights users on 10/14. 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 11/107:20 am -
2 stops8h 45m
Fri 11/134:39 pm -
1 stop6h 19m
Deal found 10/14![United Airlines logo]()
$374
This Delta deal was found by Cheapflights users on 10/11. 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 11/97:00 am -
2 stops11h 29m
Mon 11/169:45 am -
2 stops8h 29m
Deal found 10/11![Delta logo]()
$357
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.
Thu 11/57:00 pm -
Nonstop3h 30m
Tue 11/108:30 am -
Nonstop4h 05m
Deal found 10/9![Southwest logo]()
$377
This United Airlines deal was found by Cheapflights users on 10/12. 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.
Mon 11/91:56 pm -
1 stop7h 28m
Mon 11/167:05 pm -
1 stop6h 54m
Deal found 10/12![United Airlines logo]()
$385
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.
Thu 12/176:40 am -
1 stop5h 14m
Tue 12/294:32 pm -
1 stop9h 35m
Deal found 10/9![American Airlines logo]()
$434
This Delta deal was found by Cheapflights users on 10/13. 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 11/1211:39 am -
1 stop6h 50m
Tue 11/172:20 pm -
1 stop5h 44m
Deal found 10/13![Delta logo]()
$361
This Southwest deal was found by Cheapflights users on 10/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:25 am -
Nonstop3h 25m
Wed 11/188:40 pm -
Nonstop4h 00m
Deal found 10/12![Southwest logo]()
$377
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2611:38 am -
1 stop5h 37m
Fri 10/301:28 pm -
1 stop7h 43m
Deal found 10/10![Frontier logo]()
$418
This Delta deal was found by Cheapflights users on 10/11. 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 12/710:10 pm -
1 stop9h 09m
Mon 12/146:03 am -
2 stops10h 48m
Deal found 10/11![Delta logo]()
$362
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/309:03 am -
2 stops12h 56m
Mon 11/210:21 am -
2 stops11h 55m
Deal found 10/10![Alaska Airlines logo]()
$483
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.
Tue 11/34:39 pm -
1 stop5h 17m
Thu 11/55:00 am -
1 stop8h 37m
Deal found 10/9![American Airlines logo]()
$448
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 11/65:30 am -
Nonstop3h 30m
Fri 11/135:05 am -
Nonstop4h 05m
Deal found 10/9![Southwest logo]()
$377
This United Airlines deal was found by Cheapflights users on 10/12. 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.
Thu 11/512:15 pm -
Nonstop3h 50m
Thu 11/127:05 pm -
Nonstop4h 36m
Deal found 10/12![United Airlines logo]()
$417
This Delta deal was found by Cheapflights users on 10/13. 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.
Mon 12/75:15 pm -
1 stop5h 31m
Mon 12/212:15 pm -
1 stop9h 22m
Deal found 10/13![Delta logo]()
$369
This United Airlines deal was found by Cheapflights users on 10/11. 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 11/212:15 pm -
Nonstop3h 50m
Fri 11/67:05 pm -
Nonstop4h 36m
Deal found 10/11![United Airlines logo]()
$417
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.
Sat 11/76:00 am -
2 stops9h 54m
Mon 11/92:28 pm -
1 stop9h 06m
Deal found 10/9![American Airlines logo]()
$459
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/78:13 pm -
2 stops20h 03m
Mon 11/95:00 am -
2 stops11h 05m
Deal found 10/9![Alaska Airlines logo]()
$511
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/25:30 am -
Nonstop3h 30m
Mon 11/26:30 pm -
1 stop6h 10m
Deal found 10/10![Southwest logo]()
$387
This United Airlines deal was found by Cheapflights users on 10/11. 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 11/85:00 am -
1 stop5h 38m
Mon 11/98:50 am -
1 stop6h 09m
Deal found 10/11![United Airlines logo]()
$419
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.
Tue 11/177:43 pm -
2 stops11h 37m
Thu 12/37:08 am -
1 stop6h 54m
Deal found 10/9![Delta logo]()
$385
Last-minute flights from California to St. LouisDiscover last-minute flight deals from California to St. Louis. Data last updated October 14, 2026 and is based on user searches.
Discover last-minute flight deals from California to St. Louis. Data last updated October 14, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 10/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:25 am -
1 stop6h 58m
Wed 11/114:18 pm -
1 stop9h 39m
Deal found 10/13![Frontier logo]()
$183
This Frontier deal was found by Cheapflights users on 10/13. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:30 am -
1 stop6h 53m
Wed 11/114:18 pm -
1 stop9h 33m
Deal found 10/13![Frontier logo]()
$195
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/54:53 pm -
1 stop24h 21m
Sat 11/77:59 pm -
1 stop5h 58m
Deal found 10/9![Frontier logo]()
$185
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:30 am -
1 stop10h 44m
Wed 11/114:18 pm -
1 stop9h 33m
Deal found 10/10![Frontier logo]()
$180
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/64:53 pm -
1 stop24h 21m
Fri 11/137:59 pm -
1 stop21h 59m
Deal found 10/9![Frontier logo]()
$192
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/76:30 am -
1 stop10h 44m
Wed 11/114:18 pm -
1 stop9h 33m
Deal found 10/9![Frontier logo]()
$171
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:30 am -
1 stop10h 44m
Mon 11/167:59 pm -
1 stop16h 36m
Deal found 10/10![Frontier logo]()
$178
This Expedia deal was found by Cheapflights users on 10/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/912:04 pm -
1 stop5h 10m
Mon 11/167:59 pm -
1 stop17h 05m
Deal found 10/12![Frontier logo]()
$195
This Cheapflightsfares deal was found by Cheapflights users on 10/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:30 am -
1 stop6h 53m
Wed 11/184:18 pm -
1 stop9h 33m
Deal found 10/13![Frontier logo]()
$173
This Orbitz deal was found by Cheapflights users on 10/13. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:25 am -
1 stop6h 58m
Wed 11/184:18 pm -
1 stop9h 39m
Deal found 10/13![Frontier logo]()
$195
This Travelocity deal was found by Cheapflights users on 10/11. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:30 am -
1 stop10h 44m
Mon 11/167:59 pm -
1 stop16h 36m
Deal found 10/11![Frontier logo]()
$174
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:25 am -
1 stop10h 49m
Mon 11/167:59 pm -
1 stop21h 59m
Deal found 10/10![Frontier logo]()
$193
One-way flights from California to St. LouisSearch for one-way flight options from California to St. Louis. Find affordable one-way fares based on user searches. Data last updated October 14, 2026.
Search for one-way flight options from California to St. Louis. Find affordable one-way fares based on user searches. Data last updated October 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:30 am -
1 stop10h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12![Frontier logo]()
$84
This Super.com deal was found by Cheapflights users on 10/11. 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 12/196:20 am -
1 stop10h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Frontier logo]()
$87
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.
Thu 11/511:38 am -
1 stop29h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![Frontier logo]()
$87
This Mytrip deal was found by Cheapflights users on 10/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1011:30 am -
1 stop21h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![Frontier logo]()
$88
This Super.com deal was found by Cheapflights users on 10/13. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:25 am -
1 stop6h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![Frontier logo]()
$91
This Super.com deal was found by Cheapflights users on 10/11. 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 1/46:20 am -
1 stop10h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Frontier logo]()
$96
This Kiwi.com deal was found by Cheapflights users on 10/11. 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 12/811:14 am -
1 stop21h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Frontier logo]()
$96
This Super.com deal was found by Cheapflights users on 10/12. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/16:20 am -
1 stop10h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12![Frontier logo]()
$97
This Super.com deal was found by Cheapflights users on 10/13. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/76:25 am -
1 stop10h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![Frontier logo]()
$97
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1311:52 am -
1 stop5h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![Frontier logo]()
$98
This Travelocity 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/611:59 am -
1 stop5h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![Frontier logo]()
$98
This Kiwi.com deal was found by Cheapflights users on 10/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/174:53 pm -
1 stop20h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/14![Frontier logo]()
$98
Find flight deals from California to St. Louis
Keep the following information in mind while searching for California to St. Louis flight deals. Data was last updated October 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $171 (Mytrip) |
One-way from | $84 (Kiwi.com) |
Popular in | March |
Cheapest in | January |
Average price | $436 |
Good round-trip deal | $394 or less |
Good one-way deal | $245 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from California to St. Louis 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 14, 2026.
Use the filters below to find and compare flights from California to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San DiegoSt. Louis
SAN San Diego - STL Lambert-St Louis
SANSTL
San Diego
Wed 12/9
6:15 am-4:40 pm
1 stop8h 25m
Lambert-St Louis
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$109
San DiegoSt. Louis
SAN San Diego - STL Lambert-St Louis
SANSTL
San Diego
Thu 11/12
1:48 pm-11:59 pm
1 stop8h 11m
Lambert-St Louis
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$114
San JoseSt. Louis
SJC San Jose - STL Lambert-St Louis
SJCSTL
San Jose
Fri 11/6
9:07 pm-7:14 pm
2 stops20h 07m
Lambert-St Louis
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$136
OntarioSt. Louis
ONT Ontario - STL Lambert-St Louis
ONTSTL
Ontario
Mon 11/2
11:52 am-7:14 pm
1 stop5h 22m
Lambert-St Louis
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$141
Santa AnaSt. Louis
SNA Santa Ana J. Wayne/Orange Cnty - STL Lambert-St Louis
SNASTL
Santa Ana J. Wayne/Orange Cnty
Thu 11/19
11:38 am-11:03 am
1 stop21h 25m
Lambert-St Louis
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$144
SacramentoSt. Louis
SMF Sacramento Intl - STL Lambert-St Louis
SMFSTL
Sacramento Intl
Tue 11/10
7:15 am-9:18 pm
2 stops12h 03m
Lambert-St Louis
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$166
SacramentoSt. Louis
SMF Sacramento Intl - STL Lambert-St Louis
SMFSTL
Sacramento Intl
Wed 1/13
7:35 am-9:41 pm
2 stops12h 06m
Lambert-St Louis
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$166
SacramentoSt. Louis
SMF Sacramento Intl - STL Lambert-St Louis
SMFSTL
Sacramento Intl
Wed 11/11
1:37 pm-11:59 pm
2 stops32h 22m
Lambert-St Louis
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$168
Santa AnaSt. Louis
SNA Santa Ana J. Wayne/Orange Cnty - STL Lambert-St Louis
SNASTL
Santa Ana J. Wayne/Orange Cnty
Wed 11/11
7:30 am-5:42 pm
3 stops56h 12m
Lambert-St Louis
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$169
San JoseSt. Louis
SJC San Jose - STL Lambert-St Louis
SJCSTL
San Jose
Tue 11/10
7:21 am-9:18 pm
2 stops11h 57m
Lambert-St Louis
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$171
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from California to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from California with our price prediction graph.
ONT-STL
SMF-STL
SAN-STL
BUR-STL
SBA-STL
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 California to St. Louis
USCA-STL
ONT-STL
SMF-STL
SAN-STL
BUR-STL
What is the cheapest month to book a flight from California to St. Louis?
Currently, January is the cheapest month in which you can book a flight from California to St. Louis (average of $439). Flying from California to St. Louis in March is currently the most expensive (average of $503). 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 CA to STL?
Find hourly flight availability from California to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 14, 2026.
When flying from California to St. Louis, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 19% versus a flight in the afternoon.
Weekly flight availability from California to St. Louis
Explore weekly flight availability from California to St. Louis. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated October 14, 2026.
The most flights from USCA to STL are scheduled on a Monday (12 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (8 on average).
How much does it cost to fly round-trip from California to St. Louis?
Airfare is below average for this route at the moment.
California to St. Louis flights typically cost between $373 and $551 in November.The cheapest round-trip price found within the last 5 days was $361 on Frontier (Nov 24-Dec 1).
How far ahead should I book a flight from California to St. Louis?
To ensure you get the cheapest price possible for a flight from California to St. Louis, you should look to book at least 73 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest day to fly from California to St. Louis?
Use this chart to determine the cheapest time to fly round-trip from California to St. Louis. Price data was last updated on October 10, 2026.
Travelers seeking maximum savings on their California to St. Louis flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday evenings 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 California to St. Louis. 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 St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsFairview Heights
O'Fallon
Fenton
Swansea
Eureka
Wentzville
Maryland Heights
Chesterfield
Collinsville
Edwardsville
Glencoe
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
St. Louis flight routes
Top destinations
Alternative routes for California to St. Louis
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to St. Louis by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from California to St. Louis by cabin class
Find flights from California to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.
California and St. Louis flights
Browse other California and St. Louis flight options. Last updated on October 14, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to St. Louis
Explore flights to St. Louis departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 14, 2026.
California to St. Louis flights
Consider these flights traveling from California to St. Louis.
Top 7 airlines flying from California to St. Louis
Discover the top 7 airlines that operate flights from California to St. Louis. 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 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$91 | Average$473 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$102 | Average$427 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$138 | Average$305 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$180 | Average$507 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$209 | Average$410 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$236 | Average$473 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$296 | Average$514 | FlexibilityNo cancel fee | On-time63% |