Cheap flights from St. Louis, MO to Milwaukee, WI
Flights starting at $45. Choose between United Airlines, Frontier Airlines, or Spirit Airlines to find the best price.
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Tips to know when travelling to Milwaukee
Cheapest one-way trip | $106 |
---|---|
Cheapest nonstop round-trip | $321 |
Cheapest round-trip | $323 |
Most popular airline | United Airlines |
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The most popular airlines for this route are United Airlines, Frontier Airlines, Spirit Airlines, Southern Airways Express, and JetBlue Airways. St. Louis and Milwaukee have 89 direct flights per week.
Check-in for a flight from St. Louis to Milwaukee
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
United Airlines | UAL | UA | Yes | No |
Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
Southern Airways Express | FDY | 9X | Yes | No |
JetBlue Airways | JBU | B6 | No | Opens 24 days before flight Closes 2 hours before flight |
Weather in Milwaukee
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | -2°C | -8°C |
February | -1°C | -7°C |
March | 5°C | -1°C |
April | 10°C | 3°C |
May | 16°C | 8°C |
June | 22°C | 14°C |
July | 25°C | 18°C |
August | 25°C | 17°C |
September | 21°C | 14°C |
October | 14°C | 7°C |
November | 7°C | 1°C |
December | 1°C | -3°C |
14 day forecast
Frequently asked questions
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