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Las Vegas → Saint Louis

Dec 21, 2026 · one way

LAS → STL1 adulteconomyOne way

9 flight options · 5 airlines

Nonstop flights

Mon, Dec 21 · One way

Frontier Airlines
7:15 amLAS
3h 18m
Nonstop
12:33 pmSTL

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

Southwest Airlines
6:10 amLAS
2h 55m
Nonstop
11:05 amSTL

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

Southwest Airlines
7:45 pmLAS
3h 10m
Nonstop
12:55 am+1STL

One-way total · 1 adult · Taxes included

One-stop flights

Mon, Dec 21 · One way

United Airlines
9:46 amLAS
5h 11m
DEN · 1h 13m
4:57 pmSTL

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

Delta Air Lines
6:00 amLAS
5h 21m
SLC · 1h 3m
1:21 pmSTL

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

KLM Royal Dutch Airlines
10:00 amLAS
5h 41m
SLC · 1h 28m
5:41 pmSTL

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

Frontier Airlines
11:46 amLAS
5h 28m
DEN · 1h 25m
7:14 pmSTL

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

Southwest Airlines
5:10 amLAS
5h 35m
DAL · 1h 15m
12:45 pmSTL

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

Southwest Airlines
8:20 amLAS
5h 5m
MCI · 1h 15m
3:25 pmSTL

One-way total · 1 adult · Taxes included

Make this trip yours

LAS ⇄ STL

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)
2026-12-21 · one wayFrontier AirlinesF93108$123.502026-10-29T01:24:32Z
2026-12-21 · one waySouthwest AirlinesWN2464$201.502026-10-29T01:24:32Z
2026-12-21 · one wayUnited AirlinesUA1315 + UA1639$240.502026-10-29T01:24:32Z
2026-12-21 · one wayDelta Air LinesDL2674 + DL2455$247.002026-10-29T01:24:32Z
2026-12-21 · one wayKLM Royal Dutch AirlinesKL6255 + DL2373$292.502026-10-29T01:24:32Z
2026-12-21 · one waySouthwest AirlinesWN1260$201.502026-10-29T01:24:32Z
2026-12-21 · one wayFrontier AirlinesF91766 + F93302$149.502026-10-29T01:24:32Z
2026-12-21 · one waySouthwest AirlinesWN1139 + WN1954$221.002026-10-29T01:24:32Z
2026-12-21 · one waySouthwest AirlinesWN2427 + WN2714$221.002026-10-29T01:24:32Z

2026-12-21 · one way · $123.50

  • Frontier Airlines F93108: LAS 2026-12-21 07:15:00 → STL 2026-12-21 12:33:00; nonstop; 198 minutes. Local airport times.

2026-12-21 · one way · $201.50

  • Southwest Airlines WN2464: LAS 2026-12-21 06:10:00 → STL 2026-12-21 11:05:00; nonstop; 175 minutes. Local airport times.

2026-12-21 · one way · $240.50

  • United Airlines UA1315 / UA1639: LAS 2026-12-21 09:46:00 → STL 2026-12-21 16:57:00; 1 stop(s) via DEN; 311 minutes. Local airport times.
    • UA1315: LAS 2026-12-21 09:46:00 → DEN 2026-12-21 12:42:00; layover at DEN: 73 minutes.
    • UA1639: DEN 2026-12-21 13:55:00 → STL 2026-12-21 16:57:00.

2026-12-21 · one way · $247.00

  • Delta Air Lines DL2674 / DL2455: LAS 2026-12-21 06:00:00 → STL 2026-12-21 13:21:00; 1 stop(s) via SLC; 321 minutes. Local airport times.
    • DL2674: LAS 2026-12-21 06:00:00 → SLC 2026-12-21 08:23:00; layover at SLC: 63 minutes.
    • DL2455: SLC 2026-12-21 09:26:00 → STL 2026-12-21 13:21:00.

2026-12-21 · one way · $292.50

  • KLM Royal Dutch Airlines KL6255 / DL2373: LAS 2026-12-21 10:00:00 → STL 2026-12-21 17:41:00; 1 stop(s) via SLC; 341 minutes. Local airport times.
    • KL6255: LAS 2026-12-21 10:00:00 → SLC 2026-12-21 12:27:00; layover at SLC: 88 minutes.
    • DL2373: SLC 2026-12-21 13:55:00 → STL 2026-12-21 17:41:00.

2026-12-21 · one way · $201.50

  • Southwest Airlines WN1260: LAS 2026-12-21 19:45:00 → STL 2026-12-22 00:55:00; nonstop; 190 minutes. Local airport times.

2026-12-21 · one way · $149.50

  • Frontier Airlines F91766 / F93302: LAS 2026-12-21 11:46:00 → STL 2026-12-21 19:14:00; 1 stop(s) via DEN; 328 minutes. Local airport times.
    • F91766: LAS 2026-12-21 11:46:00 → DEN 2026-12-21 14:44:00; layover at DEN: 85 minutes.
    • F93302: DEN 2026-12-21 16:09:00 → STL 2026-12-21 19:14:00.

2026-12-21 · one way · $221.00

  • Southwest Airlines WN1139 / WN1954: LAS 2026-12-21 05:10:00 → STL 2026-12-21 12:45:00; 1 stop(s) via DAL; 335 minutes. Local airport times.
    • WN1139: LAS 2026-12-21 05:10:00 → DAL 2026-12-21 09:45:00; layover at DAL: 75 minutes.
    • WN1954: DAL 2026-12-21 11:00:00 → STL 2026-12-21 12:45:00.

2026-12-21 · one way · $221.00

  • Southwest Airlines WN2427 / WN2714: LAS 2026-12-21 08:20:00 → STL 2026-12-21 15:25:00; 1 stop(s) via MCI; 305 minutes. Local airport times.
    • WN2427: LAS 2026-12-21 08:20:00 → MCI 2026-12-21 13:05:00; layover at MCI: 75 minutes.
    • WN2714: MCI 2026-12-21 14:20:00 → STL 2026-12-21 15:25:00.

More dates for this route