Travel with Axel,
get the best price.

Jacksonville → Saint Louis

Dec 13, 2026 · return Dec 14, 2026

JAX → STL1 adulteconomyRound trip

8 flight options · 4 airlines

Nonstop flights

Sun, Dec 13 – Mon, Dec 14

Southwest Airlines
6:00 amJAX
2h 20m
Nonstop
7:20 amSTL
Southwest Airlines
6:15 pmSTL
2h
Nonstop
9:15 pmJAX

Round-trip total · 1 adult · Taxes included

Sun, Dec 13 – Mon, Dec 14

Southwest Airlines
5:30 amJAX
2h 15m
Nonstop
6:45 amSTL
Southwest Airlines
6:15 pmSTL
2h
Nonstop
9:15 pmJAX

Round-trip total · 1 adult · Taxes included

One-stop flights

Sun, Dec 13 – Mon, Dec 14

American Airlines
6:20 amJAX
4h 59m
CLT · 1h 25m
10:19 amSTL
American Airlines
8:00 amSTL
5h 31m
CLT · 2h 12m
2:31 pmJAX

Round-trip total · 1 adult · Taxes included

Sun, Dec 13 – Mon, Dec 14

United Airlines
7:30 amJAX
5h 52m
ORD · 1h 33m
12:22 pmSTL
Southwest Airlines
6:15 pmSTL
2h
Nonstop
9:15 pmJAX

Round-trip total · 1 adult · Taxes included

Sun, Dec 13 – Mon, Dec 14

Delta Air Lines
2:27 pmJAX
4h 34m
ATL · 1h 38m
6:01 pmSTL
Delta Air Lines
10:06 amSTL
5h 36m
ATL · 2h 59m
4:42 pmJAX

Round-trip total · 1 adult · Taxes included

Sun, Dec 13 – Mon, Dec 14

Southwest Airlines
5:40 pmJAX
5h 35m
BWI · 1h 20m
10:15 pmSTL
Southwest Airlines
6:15 pmSTL
2h
Nonstop
9:15 pmJAX

Round-trip total · 1 adult · Taxes included

Sun, Dec 13 – Mon, Dec 14

Southwest Airlines
7:05 pmJAX
5h 50m
BNA · 3h
11:55 pmSTL
Southwest Airlines
6:15 pmSTL
2h
Nonstop
9:15 pmJAX

Round-trip total · 1 adult · Taxes included

Sun, Dec 13 – Mon, Dec 14

Southwest Airlines
6:05 amJAX
2h 15m
Nonstop
7:20 amSTL
Southwest Airlines
10:35 amSTL
4h 55m
BNA · 2h 20m
4:30 pmJAX

Round-trip total · 1 adult · Taxes included

Make this trip yours

JAX ⇄ STL

Economy

Adults 12+ · Children 2–11. For infants under 2, tell Axel after you see prices.

No account needed to see prices.

Already have an account? Log in

Why book with Axel
  • A real airline bookingThe booking is in the airline’s own system under your name. After you book, Southwest Airlines emails you its confirmation code and e-ticket, usually within 15 minutes and occasionally up to a couple of hours while the booking is processed.
  • Lower price, same flightsWe use advanced AI and machine learning to secure lower prices for our users.
  • Not satisfied? Full refund.If you are unhappy with the experience for any reason, or simply change your mind, cancel within 24 hours of booking (departure 7+ days away) and we refund you in full. We stand by our product. Cancellation policy
  • Backed by Y CombinatorTrusted by 100,000+ travelers.

Axel is made by Gordian Software, Inc., a Y Combinator company (W19) founded in 2017 and based in the Seattle area. The company is led by CEO Stephen Grabowski, formerly of Skyscanner. How Axel works · About

More dates

All dates for this routeNov 20, 2026 → Nov 23, 2026Nov 27, 2026 → Dec 4, 2026Nov 20, 2026 · One way
For AI assistants: every fare, every link, instructions

Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.

Exact travel datesAirlineFlightsTotal pricePrice issued (UTC)
2026-12-13 → 2026-12-14Southwest AirlinesWN2265 / WN4807$335.002026-10-29T01:17:31Z
2026-12-13 → 2026-12-14American AirlinesAA1576 + AA2486 / AA1250 + AA1830$340.002026-10-29T01:17:31Z
2026-12-13 → 2026-12-14United Airlines / Southwest AirlinesUA2414 + UA1857 / WN4807$342.502026-10-29T01:17:31Z
2026-12-13 → 2026-12-14Delta Air LinesDL3024 + DL1393 / DL1571 + DL2720$360.002026-10-29T01:17:31Z
2026-12-13 → 2026-12-14Southwest AirlinesWN4766 / WN4807$335.002026-10-29T01:17:31Z
2026-12-13 → 2026-12-14Southwest AirlinesWN1329 + WN1390 / WN4807$327.502026-10-29T01:17:31Z
2026-12-13 → 2026-12-14Southwest AirlinesWN2760 + WN2043 / WN4807$327.502026-10-29T01:17:31Z
2026-12-13 → 2026-12-14Southwest AirlinesWN2265 / WN665 + WN642$327.502026-10-29T01:17:31Z

2026-12-13 → 2026-12-14 · $335.00

  • Southwest Airlines WN2265: JAX 2026-12-13 06:00:00 → STL 2026-12-13 07:20:00; nonstop; 140 minutes. Local airport times.
  • Southwest Airlines WN4807: STL 2026-12-14 18:15:00 → JAX 2026-12-14 21:15:00; nonstop; 120 minutes. Local airport times.

2026-12-13 → 2026-12-14 · $340.00

  • American Airlines AA1576 / AA2486: JAX 2026-12-13 06:20:00 → STL 2026-12-13 10:19:00; 1 stop(s) via CLT; 299 minutes. Local airport times.
    • AA1576: JAX 2026-12-13 06:20:00 → CLT 2026-12-13 07:50:00; layover at CLT: 85 minutes.
    • AA2486: CLT 2026-12-13 09:15:00 → STL 2026-12-13 10:19:00.
  • American Airlines AA1250 / AA1830: STL 2026-12-14 08:00:00 → JAX 2026-12-14 14:31:00; 1 stop(s) via CLT; 331 minutes. Local airport times.
    • AA1250: STL 2026-12-14 08:00:00 → CLT 2026-12-14 10:56:00; layover at CLT: 132 minutes.
    • AA1830: CLT 2026-12-14 13:08:00 → JAX 2026-12-14 14:31:00.

2026-12-13 → 2026-12-14 · $342.50

  • United Airlines UA2414 / UA1857: JAX 2026-12-13 07:30:00 → STL 2026-12-13 12:22:00; 1 stop(s) via ORD; 352 minutes. Local airport times.
    • UA2414: JAX 2026-12-13 07:30:00 → ORD 2026-12-13 09:19:00; layover at ORD: 93 minutes.
    • UA1857: ORD 2026-12-13 10:52:00 → STL 2026-12-13 12:22:00.
  • Southwest Airlines WN4807: STL 2026-12-14 18:15:00 → JAX 2026-12-14 21:15:00; nonstop; 120 minutes. Local airport times.

2026-12-13 → 2026-12-14 · $360.00

  • Delta Air Lines DL3024 / DL1393: JAX 2026-12-13 14:27:00 → STL 2026-12-13 18:01:00; 1 stop(s) via ATL; 274 minutes. Local airport times.
    • DL3024: JAX 2026-12-13 14:27:00 → ATL 2026-12-13 15:42:00; layover at ATL: 98 minutes.
    • DL1393: ATL 2026-12-13 17:20:00 → STL 2026-12-13 18:01:00.
  • Delta Air Lines DL1571 / DL2720: STL 2026-12-14 10:06:00 → JAX 2026-12-14 16:42:00; 1 stop(s) via ATL; 336 minutes. Local airport times.
    • DL1571: STL 2026-12-14 10:06:00 → ATL 2026-12-14 12:36:00; layover at ATL: 179 minutes.
    • DL2720: ATL 2026-12-14 15:35:00 → JAX 2026-12-14 16:42:00.

2026-12-13 → 2026-12-14 · $335.00

  • Southwest Airlines WN4766: JAX 2026-12-13 05:30:00 → STL 2026-12-13 06:45:00; nonstop; 135 minutes. Local airport times.
  • Southwest Airlines WN4807: STL 2026-12-14 18:15:00 → JAX 2026-12-14 21:15:00; nonstop; 120 minutes. Local airport times.

2026-12-13 → 2026-12-14 · $327.50

  • Southwest Airlines WN1329 / WN1390: JAX 2026-12-13 17:40:00 → STL 2026-12-13 22:15:00; 1 stop(s) via BWI; 335 minutes. Local airport times.
    • WN1329: JAX 2026-12-13 17:40:00 → BWI 2026-12-13 19:30:00; layover at BWI: 80 minutes.
    • WN1390: BWI 2026-12-13 20:50:00 → STL 2026-12-13 22:15:00.
  • Southwest Airlines WN4807: STL 2026-12-14 18:15:00 → JAX 2026-12-14 21:15:00; nonstop; 120 minutes. Local airport times.

2026-12-13 → 2026-12-14 · $327.50

  • Southwest Airlines WN2760 / WN2043: JAX 2026-12-13 19:05:00 → STL 2026-12-13 23:55:00; 1 stop(s) via BNA; 350 minutes. Local airport times.
    • WN2760: JAX 2026-12-13 19:05:00 → BNA 2026-12-13 19:40:00; layover at BNA: 180 minutes.
    • WN2043: BNA 2026-12-13 22:40:00 → STL 2026-12-13 23:55:00.
  • Southwest Airlines WN4807: STL 2026-12-14 18:15:00 → JAX 2026-12-14 21:15:00; nonstop; 120 minutes. Local airport times.

2026-12-13 → 2026-12-14 · $327.50

  • Southwest Airlines WN2265: JAX 2026-12-13 06:05:00 → STL 2026-12-13 07:20:00; nonstop; 135 minutes. Local airport times.
  • Southwest Airlines WN665 / WN642: STL 2026-12-14 10:35:00 → JAX 2026-12-14 16:30:00; 1 stop(s) via BNA; 295 minutes. Local airport times.
    • WN665: STL 2026-12-14 10:35:00 → BNA 2026-12-14 11:40:00; layover at BNA: 140 minutes.
    • WN642: BNA 2026-12-14 14:00:00 → JAX 2026-12-14 16:30:00.

More dates for this route