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Milwaukee → Saint Louis

Dec 21, 2026 · return Dec 22, 2026

MKE → STL1 adulteconomyRound trip

7 flight options · 4 airlines

Nonstop flights

Mon, Dec 21 – Tue, Dec 22

Southwest Airlines
7:55 amMKE
1h 25m
Nonstop
9:20 amSTL
Southwest Airlines
8:30 amSTL
1h 10m
Nonstop
9:40 amMKE

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Tue, Dec 22

Southwest Airlines
3:40 pmMKE
1h 20m
Nonstop
5:00 pmSTL
Southwest Airlines
8:30 amSTL
1h 10m
Nonstop
9:40 amMKE

Round-trip total · 1 adult · Taxes included

One-stop flights

Mon, Dec 21 – Tue, Dec 22

United Airlines
7:45 amMKE
4h 37m
ORD · 1h 47m
12:22 pmSTL
United Airlines
5:25 amSTL
6h 3m
ORD · 3h 27m
11:28 amMKE

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Tue, Dec 22

American Airlines
2:51 pmMKE
5h 1m
ORD · 2h 7m
7:52 pmSTL
American Airlines
11:37 amSTL
4h 47m
ORD · 2h 18m
4:24 pmMKE

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Tue, Dec 22

Delta Air Lines
1:12 pmMKE
4h 8m
DTW · 1h 9m
5:20 pmSTL
Delta Air Lines
2:17 pmSTL
5h 48m
DTW · 2h 54m
8:05 pmMKE

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Tue, Dec 22

Southwest Airlines
9:45 amMKE
5h 40m
MCI · 3h
3:25 pmSTL
Southwest Airlines
8:30 amSTL
1h 10m
Nonstop
9:40 amMKE

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Tue, Dec 22

Southwest Airlines
6:20 amMKE
4h 40m
MDW · 2h 20m
11:00 amSTL
Southwest Airlines
8:30 amSTL
1h 10m
Nonstop
9:40 amMKE

Round-trip total · 1 adult · Taxes included

Make this trip yours

MKE ⇄ 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 24, 2026 → Nov 29, 2026Dec 22, 2026 → Dec 27, 2026Dec 30, 2026 → Jan 2, 2027Jan 15, 2027 → Jan 18, 2027Oct 30, 2026 → Nov 2, 2026Oct 31, 2026 → Nov 7, 2026Nov 27, 2026 → Nov 30, 2026Nov 28, 2026 → Dec 5, 2026Dec 25, 2026 → Dec 28, 2026Dec 26, 2026 → Jan 2, 2027Jan 22, 2027 → Jan 25, 2027Oct 30, 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 → 2026-12-22Southwest AirlinesWN3112 / WN2589$338.002026-10-29T01:30:26Z
2026-12-21 → 2026-12-22United AirlinesUA5412 + UA1857 / UA4439 + UA5234$416.002026-10-29T01:30:26Z
2026-12-21 → 2026-12-22American AirlinesAA4920 + AA4372 / AA3198 + AA6282$429.002026-10-29T01:30:26Z
2026-12-21 → 2026-12-22Delta Air LinesDL3848 + DL2822 / DL1371 + DL3724$455.002026-10-29T01:30:26Z
2026-12-21 → 2026-12-22Southwest AirlinesWN3113 / WN2589$338.002026-10-29T01:30:26Z
2026-12-21 → 2026-12-22Southwest AirlinesWN1086 + WN2714 / WN2589$357.502026-10-29T01:30:26Z
2026-12-21 → 2026-12-22Southwest AirlinesWN4802 + WN1089 / WN2589$357.502026-10-29T01:30:26Z

2026-12-21 → 2026-12-22 · $338.00

  • Southwest Airlines WN3112: MKE 2026-12-21 07:55:00 → STL 2026-12-21 09:20:00; nonstop; 85 minutes. Local airport times.
  • Southwest Airlines WN2589: STL 2026-12-22 08:30:00 → MKE 2026-12-22 09:40:00; nonstop; 70 minutes. Local airport times.

2026-12-21 → 2026-12-22 · $416.00

  • United Airlines UA5412 / UA1857: MKE 2026-12-21 07:45:00 → STL 2026-12-21 12:22:00; 1 stop(s) via ORD; 277 minutes. Local airport times.
    • UA5412: MKE 2026-12-21 07:45:00 → ORD 2026-12-21 09:05:00; layover at ORD: 107 minutes.
    • UA1857: ORD 2026-12-21 10:52:00 → STL 2026-12-21 12:22:00.
  • United Airlines UA4439 / UA5234: STL 2026-12-22 05:25:00 → MKE 2026-12-22 11:28:00; 1 stop(s) via ORD; 363 minutes. Local airport times.
    • UA4439: STL 2026-12-22 05:25:00 → ORD 2026-12-22 06:58:00; layover at ORD: 207 minutes.
    • UA5234: ORD 2026-12-22 10:25:00 → MKE 2026-12-22 11:28:00.

2026-12-21 → 2026-12-22 · $429.00

  • American Airlines AA4920 / AA4372: MKE 2026-12-21 14:51:00 → STL 2026-12-21 19:52:00; 1 stop(s) via ORD; 301 minutes. Local airport times.
    • AA4920: MKE 2026-12-21 14:51:00 → ORD 2026-12-21 16:12:00; layover at ORD: 127 minutes.
    • AA4372: ORD 2026-12-21 18:19:00 → STL 2026-12-21 19:52:00.
  • American Airlines AA3198 / AA6282: STL 2026-12-22 11:37:00 → MKE 2026-12-22 16:24:00; 1 stop(s) via ORD; 287 minutes. Local airport times.
    • AA3198: STL 2026-12-22 11:37:00 → ORD 2026-12-22 12:59:00; layover at ORD: 138 minutes.
    • AA6282: ORD 2026-12-22 15:17:00 → MKE 2026-12-22 16:24:00.

2026-12-21 → 2026-12-22 · $455.00

  • Delta Air Lines DL3848 / DL2822: MKE 2026-12-21 13:12:00 → STL 2026-12-21 17:20:00; 1 stop(s) via DTW; 248 minutes. Local airport times.
    • DL3848: MKE 2026-12-21 13:12:00 → DTW 2026-12-21 15:24:00; layover at DTW: 69 minutes.
    • DL2822: DTW 2026-12-21 16:33:00 → STL 2026-12-21 17:20:00.
  • Delta Air Lines DL1371 / DL3724: STL 2026-12-22 14:17:00 → MKE 2026-12-22 20:05:00; 1 stop(s) via DTW; 348 minutes. Local airport times.
    • DL1371: STL 2026-12-22 14:17:00 → DTW 2026-12-22 16:53:00; layover at DTW: 174 minutes.
    • DL3724: DTW 2026-12-22 19:47:00 → MKE 2026-12-22 20:05:00.

2026-12-21 → 2026-12-22 · $338.00

  • Southwest Airlines WN3113: MKE 2026-12-21 15:40:00 → STL 2026-12-21 17:00:00; nonstop; 80 minutes. Local airport times.
  • Southwest Airlines WN2589: STL 2026-12-22 08:30:00 → MKE 2026-12-22 09:40:00; nonstop; 70 minutes. Local airport times.

2026-12-21 → 2026-12-22 · $357.50

  • Southwest Airlines WN1086 / WN2714: MKE 2026-12-21 09:45:00 → STL 2026-12-21 15:25:00; 1 stop(s) via MCI; 340 minutes. Local airport times.
    • WN1086: MKE 2026-12-21 09:45:00 → MCI 2026-12-21 11:20:00; layover at MCI: 180 minutes.
    • WN2714: MCI 2026-12-21 14:20:00 → STL 2026-12-21 15:25:00.
  • Southwest Airlines WN2589: STL 2026-12-22 08:30:00 → MKE 2026-12-22 09:40:00; nonstop; 70 minutes. Local airport times.

2026-12-21 → 2026-12-22 · $357.50

  • Southwest Airlines WN4802 / WN1089: MKE 2026-12-21 06:20:00 → STL 2026-12-21 11:00:00; 1 stop(s) via MDW; 280 minutes. Local airport times.
    • WN4802: MKE 2026-12-21 06:20:00 → MDW 2026-12-21 07:20:00; layover at MDW: 140 minutes.
    • WN1089: MDW 2026-12-21 09:40:00 → STL 2026-12-21 11:00:00.
  • Southwest Airlines WN2589: STL 2026-12-22 08:30:00 → MKE 2026-12-22 09:40:00; nonstop; 70 minutes. Local airport times.

More dates for this route