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Saint Louis → Las Vegas

Dec 13, 2026 · return Dec 27, 2026

STL → LAS1 adulteconomyRound trip

9 flight options · 3 airlines

Nonstop flights

Sun, Dec 13 – Sun, Dec 27

Frontier Airlines
1:28 pmSTL
3h 44m
Nonstop
3:12 pmLAS
Frontier Airlines
8:20 amLAS
3h 12m
Nonstop
1:32 pmSTL

Round-trip total · 1 adult · Taxes included

Sun, Dec 13 – Sun, Dec 27

Southwest Airlines
8:00 amSTL
3h 30m
Nonstop
9:30 amLAS
Southwest Airlines
7:05 pmLAS
3h
Nonstop
12:05 am+1STL

Round-trip total · 1 adult · Taxes included

Sun, Dec 13 – Sun, Dec 27

Southwest Airlines
9:55 pmSTL
3h 40m
Nonstop
11:35 pmLAS
Southwest Airlines
7:05 pmLAS
3h
Nonstop
12:05 am+1STL

Round-trip total · 1 adult · Taxes included

One-stop flights

Sun, Dec 13 – Sun, Dec 27

Delta Air Lines
2:20 pmSTL
5h 52m
SLC · 1h
6:12 pmLAS
Delta Air Lines
6:00 amLAS
5h 21m
SLC · 1h 3m
1:21 pmSTL

Round-trip total · 1 adult · Taxes included

Sun, Dec 13 – Sun, Dec 27

Frontier Airlines
7:58 pmSTL
5h 46m
DEN · 1h 15m
11:44 pmLAS
Frontier Airlines
8:20 amLAS
3h 12m
Nonstop
1:32 pmSTL

Round-trip total · 1 adult · Taxes included

Sun, Dec 13 – Sun, Dec 27

Frontier Airlines
2:02 pmSTL
3h 36m
Nonstop
3:38 pmLAS
Frontier Airlines
11:46 amLAS
5h 28m
DEN · 1h 25m
7:14 pmSTL

Round-trip total · 1 adult · Taxes included

Sun, Dec 13 – Sun, Dec 27

Southwest Airlines
5:05 pmSTL
6h
MCI · 1h 45m
9:05 pmLAS
Southwest Airlines
7:05 pmLAS
3h
Nonstop
12:05 am+1STL

Round-trip total · 1 adult · Taxes included

Sun, Dec 13 – Sun, Dec 27

Southwest Airlines
2:45 pmSTL
6h 5m
AUS · 1h
6:50 pmLAS
Southwest Airlines
7:05 pmLAS
3h
Nonstop
12:05 am+1STL

Round-trip total · 1 adult · Taxes included

Sun, Dec 13 – Sun, Dec 27

Southwest Airlines
8:35 pmSTL
5h 20m
DEN · 1h
11:55 pmLAS
Southwest Airlines
7:05 pmLAS
3h
Nonstop
12:05 am+1STL

Round-trip total · 1 adult · Taxes included

Make this trip yours

STL ⇄ LAS

Economy

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

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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 → 2026-12-27Frontier AirlinesF93107 / F93108$202.502026-10-29T01:28:42Z
2026-12-13 → 2026-12-27Southwest AirlinesWN4249 / WN3909$348.752026-10-29T01:28:42Z
2026-12-13 → 2026-12-27Delta Air LinesDL2455 + DL1690 / DL2674 + DL2455$461.252026-10-29T01:28:42Z
2026-12-13 → 2026-12-27Southwest AirlinesWN4158 / WN3909$348.752026-10-29T01:28:42Z
2026-12-13 → 2026-12-27Frontier AirlinesF94567 + F9777 / F93108$222.502026-10-29T01:28:42Z
2026-12-13 → 2026-12-27Frontier AirlinesF93107 / F91766 + F93302$227.502026-10-29T01:28:42Z
2026-12-13 → 2026-12-27Southwest AirlinesWN4194 + WN2677 / WN3909$358.752026-10-29T01:28:42Z
2026-12-13 → 2026-12-27Southwest AirlinesWN4913 + WN188 / WN3909$358.752026-10-29T01:28:42Z
2026-12-13 → 2026-12-27Southwest AirlinesWN1316 + WN1667 / WN3909$358.752026-10-29T01:28:42Z

2026-12-13 → 2026-12-27 · $202.50

  • Frontier Airlines F93107: STL 2026-12-13 13:28:00 → LAS 2026-12-13 15:12:00; nonstop; 224 minutes. Local airport times.
  • Frontier Airlines F93108: LAS 2026-12-27 08:20:00 → STL 2026-12-27 13:32:00; nonstop; 192 minutes. Local airport times.

2026-12-13 → 2026-12-27 · $348.75

  • Southwest Airlines WN4249: STL 2026-12-13 08:00:00 → LAS 2026-12-13 09:30:00; nonstop; 210 minutes. Local airport times.
  • Southwest Airlines WN3909: LAS 2026-12-27 19:05:00 → STL 2026-12-28 00:05:00; nonstop; 180 minutes. Local airport times.

2026-12-13 → 2026-12-27 · $461.25

  • Delta Air Lines DL2455 / DL1690: STL 2026-12-13 14:20:00 → LAS 2026-12-13 18:12:00; 1 stop(s) via SLC; 352 minutes. Local airport times.
    • DL2455: STL 2026-12-13 14:20:00 → SLC 2026-12-13 16:40:00; layover at SLC: 60 minutes.
    • DL1690: SLC 2026-12-13 17:40:00 → LAS 2026-12-13 18:12:00.
  • Delta Air Lines DL2674 / DL2455: LAS 2026-12-27 06:00:00 → STL 2026-12-27 13:21:00; 1 stop(s) via SLC; 321 minutes. Local airport times.
    • DL2674: LAS 2026-12-27 06:00:00 → SLC 2026-12-27 08:23:00; layover at SLC: 63 minutes.
    • DL2455: SLC 2026-12-27 09:26:00 → STL 2026-12-27 13:21:00.

2026-12-13 → 2026-12-27 · $348.75

  • Southwest Airlines WN4158: STL 2026-12-13 21:55:00 → LAS 2026-12-13 23:35:00; nonstop; 220 minutes. Local airport times.
  • Southwest Airlines WN3909: LAS 2026-12-27 19:05:00 → STL 2026-12-28 00:05:00; nonstop; 180 minutes. Local airport times.

2026-12-13 → 2026-12-27 · $222.50

  • Frontier Airlines F94567 / F9777: STL 2026-12-13 19:58:00 → LAS 2026-12-13 23:44:00; 1 stop(s) via DEN; 346 minutes. Local airport times.
    • F94567: STL 2026-12-13 19:58:00 → DEN 2026-12-13 21:29:00; layover at DEN: 75 minutes.
    • F9777: DEN 2026-12-13 22:44:00 → LAS 2026-12-13 23:44:00.
  • Frontier Airlines F93108: LAS 2026-12-27 08:20:00 → STL 2026-12-27 13:32:00; nonstop; 192 minutes. Local airport times.

2026-12-13 → 2026-12-27 · $227.50

  • Frontier Airlines F93107: STL 2026-12-13 14:02:00 → LAS 2026-12-13 15:38:00; nonstop; 216 minutes. Local airport times.
  • Frontier Airlines F91766 / F93302: LAS 2026-12-27 11:46:00 → STL 2026-12-27 19:14:00; 1 stop(s) via DEN; 328 minutes. Local airport times.
    • F91766: LAS 2026-12-27 11:46:00 → DEN 2026-12-27 14:44:00; layover at DEN: 85 minutes.
    • F93302: DEN 2026-12-27 16:09:00 → STL 2026-12-27 19:14:00.

2026-12-13 → 2026-12-27 · $358.75

  • Southwest Airlines WN4194 / WN2677: STL 2026-12-13 17:05:00 → LAS 2026-12-13 21:05:00; 1 stop(s) via MCI; 360 minutes. Local airport times.
    • WN4194: STL 2026-12-13 17:05:00 → MCI 2026-12-13 18:15:00; layover at MCI: 105 minutes.
    • WN2677: MCI 2026-12-13 20:00:00 → LAS 2026-12-13 21:05:00.
  • Southwest Airlines WN3909: LAS 2026-12-27 19:05:00 → STL 2026-12-28 00:05:00; nonstop; 180 minutes. Local airport times.

2026-12-13 → 2026-12-27 · $358.75

  • Southwest Airlines WN4913 / WN188: STL 2026-12-13 14:45:00 → LAS 2026-12-13 18:50:00; 1 stop(s) via AUS; 365 minutes. Local airport times.
    • WN4913: STL 2026-12-13 14:45:00 → AUS 2026-12-13 16:50:00; layover at AUS: 60 minutes.
    • WN188: AUS 2026-12-13 17:50:00 → LAS 2026-12-13 18:50:00.
  • Southwest Airlines WN3909: LAS 2026-12-27 19:05:00 → STL 2026-12-28 00:05:00; nonstop; 180 minutes. Local airport times.

2026-12-13 → 2026-12-27 · $358.75

  • Southwest Airlines WN1316 / WN1667: STL 2026-12-13 20:35:00 → LAS 2026-12-13 23:55:00; 1 stop(s) via DEN; 320 minutes. Local airport times.
    • WN1316: STL 2026-12-13 20:35:00 → DEN 2026-12-13 21:55:00; layover at DEN: 60 minutes.
    • WN1667: DEN 2026-12-13 22:55:00 → LAS 2026-12-13 23:55:00.
  • Southwest Airlines WN3909: LAS 2026-12-27 19:05:00 → STL 2026-12-28 00:05:00; nonstop; 180 minutes. Local airport times.

More dates for this route