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Saint Louis → Las Vegas

Jan 21, 2027 · return Feb 4, 2027

STL → LAS1 adulteconomyRound trip

9 flight options · 3 airlines

Nonstop flights

Thu, Jan 21 – Thu, Feb 4

Frontier Airlines
2:02 pmSTL
3h 36m
Nonstop
3:38 pmLAS
Frontier Airlines
11:27 amLAS
3h 15m
Nonstop
4:42 pmSTL

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Thu, Feb 4

Southwest Airlines
4:00 pmSTL
3h 35m
Nonstop
5:35 pmLAS
Southwest Airlines
12:20 pmLAS
3h 5m
Nonstop
5:25 pmSTL

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Thu, Feb 4

Southwest Airlines
6:25 amSTL
3h 35m
Nonstop
8:00 amLAS
Southwest Airlines
12:20 pmLAS
3h 5m
Nonstop
5:25 pmSTL

Round-trip total · 1 adult · Taxes included

One-stop flights

Thu, Jan 21 – Thu, Feb 4

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

Thu, Jan 21 – Thu, Feb 4

Frontier Airlines
5:37 pmSTL
3h 51m
Nonstop
7:28 pmLAS
Frontier Airlines
11:46 amLAS
5h 28m
DEN · 1h 25m
7:14 pmSTL

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Thu, Feb 4

Frontier Airlines
7:58 pmSTL
5h 46m
DEN · 1h 15m
11:44 pmLAS
Frontier Airlines
11:27 amLAS
3h 15m
Nonstop
4:42 pmSTL

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Thu, Feb 4

Southwest Airlines
5:05 pmSTL
6h
MCI · 1h 45m
9:05 pmLAS
Southwest Airlines
12:20 pmLAS
3h 5m
Nonstop
5:25 pmSTL

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Thu, Feb 4

Southwest Airlines
8:35 pmSTL
5h 20m
DEN · 1h
11:55 pmLAS
Southwest Airlines
12:20 pmLAS
3h 5m
Nonstop
5:25 pmSTL

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Thu, Feb 4

Southwest Airlines
2:45 pmSTL
6h 5m
AUS · 1h
6:50 pmLAS
Southwest Airlines
12:20 pmLAS
3h 5m
Nonstop
5:25 pmSTL

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)
2027-01-21 → 2027-02-04Frontier AirlinesF93107 / F93108$180.002026-10-29T01:28:42Z
2027-01-21 → 2027-02-04Southwest AirlinesWN879 / WN2885$310.002026-10-29T01:28:42Z
2027-01-21 → 2027-02-04Delta Air LinesDL2455 + DL1690 / DL2674 + DL2455$410.002026-10-29T01:28:42Z
2027-01-21 → 2027-02-04Southwest AirlinesWN143 / WN2885$310.002026-10-29T01:28:42Z
2027-01-21 → 2027-02-04Frontier AirlinesF93107 / F91766 + F93302$200.002026-10-29T01:28:42Z
2027-01-21 → 2027-02-04Frontier AirlinesF94567 + F9777 / F93108$200.002026-10-29T01:28:42Z
2027-01-21 → 2027-02-04Southwest AirlinesWN4194 + WN2677 / WN2885$320.002026-10-29T01:28:42Z
2027-01-21 → 2027-02-04Southwest AirlinesWN1316 + WN1667 / WN2885$320.002026-10-29T01:28:42Z
2027-01-21 → 2027-02-04Southwest AirlinesWN4913 + WN188 / WN2885$320.002026-10-29T01:28:42Z

2027-01-21 → 2027-02-04 · $180.00

  • Frontier Airlines F93107: STL 2027-01-21 14:02:00 → LAS 2027-01-21 15:38:00; nonstop; 216 minutes. Local airport times.
  • Frontier Airlines F93108: LAS 2027-02-04 11:27:00 → STL 2027-02-04 16:42:00; nonstop; 195 minutes. Local airport times.

2027-01-21 → 2027-02-04 · $310.00

  • Southwest Airlines WN879: STL 2027-01-21 16:00:00 → LAS 2027-01-21 17:35:00; nonstop; 215 minutes. Local airport times.
  • Southwest Airlines WN2885: LAS 2027-02-04 12:20:00 → STL 2027-02-04 17:25:00; nonstop; 185 minutes. Local airport times.

2027-01-21 → 2027-02-04 · $410.00

  • Delta Air Lines DL2455 / DL1690: STL 2027-01-21 14:20:00 → LAS 2027-01-21 18:12:00; 1 stop(s) via SLC; 352 minutes. Local airport times.
    • DL2455: STL 2027-01-21 14:20:00 → SLC 2027-01-21 16:40:00; layover at SLC: 60 minutes.
    • DL1690: SLC 2027-01-21 17:40:00 → LAS 2027-01-21 18:12:00.
  • Delta Air Lines DL2674 / DL2455: LAS 2027-02-04 06:00:00 → STL 2027-02-04 13:21:00; 1 stop(s) via SLC; 321 minutes. Local airport times.
    • DL2674: LAS 2027-02-04 06:00:00 → SLC 2027-02-04 08:23:00; layover at SLC: 63 minutes.
    • DL2455: SLC 2027-02-04 09:26:00 → STL 2027-02-04 13:21:00.

2027-01-21 → 2027-02-04 · $310.00

  • Southwest Airlines WN143: STL 2027-01-21 06:25:00 → LAS 2027-01-21 08:00:00; nonstop; 215 minutes. Local airport times.
  • Southwest Airlines WN2885: LAS 2027-02-04 12:20:00 → STL 2027-02-04 17:25:00; nonstop; 185 minutes. Local airport times.

2027-01-21 → 2027-02-04 · $200.00

  • Frontier Airlines F93107: STL 2027-01-21 17:37:00 → LAS 2027-01-21 19:28:00; nonstop; 231 minutes. Local airport times.
  • Frontier Airlines F91766 / F93302: LAS 2027-02-04 11:46:00 → STL 2027-02-04 19:14:00; 1 stop(s) via DEN; 328 minutes. Local airport times.
    • F91766: LAS 2027-02-04 11:46:00 → DEN 2027-02-04 14:44:00; layover at DEN: 85 minutes.
    • F93302: DEN 2027-02-04 16:09:00 → STL 2027-02-04 19:14:00.

2027-01-21 → 2027-02-04 · $200.00

  • Frontier Airlines F94567 / F9777: STL 2027-01-21 19:58:00 → LAS 2027-01-21 23:44:00; 1 stop(s) via DEN; 346 minutes. Local airport times.
    • F94567: STL 2027-01-21 19:58:00 → DEN 2027-01-21 21:29:00; layover at DEN: 75 minutes.
    • F9777: DEN 2027-01-21 22:44:00 → LAS 2027-01-21 23:44:00.
  • Frontier Airlines F93108: LAS 2027-02-04 11:27:00 → STL 2027-02-04 16:42:00; nonstop; 195 minutes. Local airport times.

2027-01-21 → 2027-02-04 · $320.00

  • Southwest Airlines WN4194 / WN2677: STL 2027-01-21 17:05:00 → LAS 2027-01-21 21:05:00; 1 stop(s) via MCI; 360 minutes. Local airport times.
    • WN4194: STL 2027-01-21 17:05:00 → MCI 2027-01-21 18:15:00; layover at MCI: 105 minutes.
    • WN2677: MCI 2027-01-21 20:00:00 → LAS 2027-01-21 21:05:00.
  • Southwest Airlines WN2885: LAS 2027-02-04 12:20:00 → STL 2027-02-04 17:25:00; nonstop; 185 minutes. Local airport times.

2027-01-21 → 2027-02-04 · $320.00

  • Southwest Airlines WN1316 / WN1667: STL 2027-01-21 20:35:00 → LAS 2027-01-21 23:55:00; 1 stop(s) via DEN; 320 minutes. Local airport times.
    • WN1316: STL 2027-01-21 20:35:00 → DEN 2027-01-21 21:55:00; layover at DEN: 60 minutes.
    • WN1667: DEN 2027-01-21 22:55:00 → LAS 2027-01-21 23:55:00.
  • Southwest Airlines WN2885: LAS 2027-02-04 12:20:00 → STL 2027-02-04 17:25:00; nonstop; 185 minutes. Local airport times.

2027-01-21 → 2027-02-04 · $320.00

  • Southwest Airlines WN4913 / WN188: STL 2027-01-21 14:45:00 → LAS 2027-01-21 18:50:00; 1 stop(s) via AUS; 365 minutes. Local airport times.
    • WN4913: STL 2027-01-21 14:45:00 → AUS 2027-01-21 16:50:00; layover at AUS: 60 minutes.
    • WN188: AUS 2027-01-21 17:50:00 → LAS 2027-01-21 18:50:00.
  • Southwest Airlines WN2885: LAS 2027-02-04 12:20:00 → STL 2027-02-04 17:25:00; nonstop; 185 minutes. Local airport times.

More dates for this route