Milwaukee, WI MKE to St. Louis, MO STL flight with United

Mon, Sep 21
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Journey information

Overview: Milwaukee, WI to St. Louis, MO flight

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Flights from Milwaukee, WI to St. Louis, MO depart on average 47 times per day, taking around 3h 53m. Cheap flight tickets for this journey start at $155 but you can travel from only $46 by bus.

The earliest flight runs at 05:00, the last at 21:44. The fastest flight covers the 327 miles (527 km) distance in 2h 16m. May is the cheapest month to fly.

Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information
Cheapest alternative travel mode
Bus from $46
Distance
327 miles (527 km)
Average flight duration
3h 53m
Cheapest ticket price
$155
Flights per day
47
Fastest flight
2h 16m
First flight
5:00 AM
Last flight
9:44 PM
Cheapest Month
May
Cheapest Day
Sat
High Season
Jul - Sep
Low Season
Oct - Dec
Busiest Day
Sat
Least Busy Day
Sat
Best time to book
1 day
Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information
Cheapest alternative travel mode
Bus from $46

The cheapest and fastest flights from Milwaukee, WI to St. Louis, MO

Showing times, prices and bookable tickets for Sep 22

Cheapest price on Sep 22

$175

Average ticket price on Sep 22

$290

Fastest journey on Sep 22

3 h 30 m

Average journey duration on Sep 22

4 h 44 m

Flights on Sep 22

6

Distance

527 km

Cheap tickets

The best way to find a cheap flight ticket from Milwaukee, WI to St. Louis, MO is to book your journey as far in advance as possible and to avoid traveling at rush hour.

The average ticket from Milwaukee, WI to St. Louis, MO will cost around $290 if you buy it on the day, but the cheapest tickets can be found for only $175.

Fast flights

On Tue, Sep 22, we found 6 flights from Milwaukee, WI to St. Louis, MO, including 6 direct services.

On Tue, Sep 22 the direct flights cover the 527 km distance in an average of 4 h 44 m but if you time it right, some flights will get you there in just 3 h 30 m .

On Tue, Sep 22 the longest flights will take 6 h 14 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.

  • United
    12:18 AM3h41
    Milwaukee, WI
    3:59 AMSt. Louis, MO
    $1751One-way
    0 transfers
  • American Airlines
    11:50 PM4h42
    Milwaukee, WI
    4:32 AMSt. Louis, MO
    $2381One-way
    0 transfers
  • United
    8:40 PM6h25
    Milwaukee, WI
    3:05 AMSt. Louis, MO
    $2491One-way
    0 transfers
  • United
    9:30 PM5h35
    Milwaukee, WI
    3:05 AMSt. Louis, MO
    $3261One-way
    0 transfers
  • United
    5:30 PM6h14
    Milwaukee, WI
    11:44 PMSt. Louis, MO
    $3441One-way
    0 transfers

Travel Information

Compare train, bus, and flight for Milwaukee, WI to St. Louis, MO

Omio recommends booking the train as it is the most popular option from Milwaukee, WI to St. Louis, MO among Omio's users. If you are prioritising price, take the bus, with an average ticket price of $79 For those with little time, consider booking a flight, which has an average total journey time of 5h 53m. If you are seeking to minimise your carbon footprint, the train is your best option, with estimated CO2 emissions of 0.2 - 0.5kg. Average ticket prices depend on the travel mode: a bus costs an average of $79, while a flight costs an average of $607.

Distance: 327 miles (527 km)

Compare flight with

Flight
Most popular
Train
Bus

$607

Average price

$127

Average price

$79

Average price

Cheapest

5h 53m

Average total duration

Fastest

3h 53m

Onboard

+

2h 0m

Additional time*

7h 7m

Average total duration

6h 37m

Onboard

+

30m

Additional time*

9h 33m

Average total duration

9h 3m

Onboard

+

30m

Additional time*

1.6 - 3.2kg

CO2 emissions

0.2 - 0.5kg

CO2 emissions

Lowest

0.5 - 1.3kg

CO2 emissions

United

Most popular airline

Amtrak

Most popular train company

FlixBus

Most popular bus company

Direct Options

Direct Options

Direct Options

Additional time: Average total travel duration to departure point, security checks and transfers.

The cheapest way to travel from Milwaukee, WI to St. Louis, MO is a bus with an average price of $79.

This is compared to other travel options from Milwaukee, WI to St. Louis, MO:

A bus is $49 less than a train for this route with tickets for a train from Milwaukee, WI to St. Louis, MO costing on average $127.

A bus is $528 less than a flight for this route with tickets for a flight from Milwaukee, WI to St. Louis, MO costing on average $607.

The fastest way to travel from Milwaukee, WI to St. Louis, MO is by flight with an average journey time of 3h 53m.

Other travel options to St. Louis, MO take longer:

Train takes on average 6h 37m.

Bus takes on average 9h 3m.

It's helpful to compare your options as there are 3 ways to travel between Milwaukee, WI and St. Louis, MO including taking a train, bus, and flight.
We recommend using the train as it is the most popular way to get from Milwaukee, WI to St. Louis, MO among Omio's users.

Live departures

Milwaukee, WI to St. Louis, MO flight times

The table below shows live departures for Milwaukee, WI to St. Louis, MO flights for today, Sunday, September 20. You can also manually refresh the results below to see updated flight journeys.

Last updated at
ProviderDepartsDurationArrivesTransfers
Tickets
UnitedUA6028 · UA16398:15 AM General Mitchell International Airport
8h19
4:34 PM St. Louis Lambert International Airport1 transfer
UnitedUA6028 · UA14228:15 AM General Mitchell International Airport
12h23
8:38 PM St. Louis Lambert International Airport1 transfer
skywest airlinesAA4993 · AA63558:31 AM General Mitchell International Airport
4h45
1:16 PM St. Louis Lambert International Airport1 transfer
American AirlinesAA2444+skywest airlinesAA49938:31 AM General Mitchell International Airport
12h13
8:44 PM St. Louis Lambert International Airport1 transfer
Republic AirlinesAA4645+skywest airlinesAA49938:31 AM General Mitchell International Airport
8h17
4:48 PM St. Louis Lambert International Airport1 transfer
UnitedUA5402 · UA2798 · UA45278:39 AM General Mitchell International Airport
10h32
7:11 PM St. Louis Lambert International Airport2 transfers
UnitedUA5402 · UA293 · UA45278:39 AM General Mitchell International Airport
10h32
7:11 PM St. Louis Lambert International Airport2 transfers
UnitedUA5402 · UA45148:39 AM General Mitchell International Airport
5h36
2:15 PM St. Louis Lambert International Airport1 transfer
UnitedUA5373 · UA293 · UA452710:30 AM General Mitchell International Airport
8h41
7:11 PM St. Louis Lambert International Airport2 transfers
UnitedUA5373 · UA451410:30 AM General Mitchell International Airport
3h45
2:15 PM St. Louis Lambert International Airport1 transfer
UnitedUA5608 · UA129710:35 AM General Mitchell International Airport
12h56
11:31 PM St. Louis Lambert International Airport1 transfer
UnitedUA5608 · UA163910:35 AM General Mitchell International Airport
5h59
4:34 PM St. Louis Lambert International Airport1 transfer
UnitedUA5608 · UA142210:35 AM General Mitchell International Airport
10h03
8:38 PM St. Louis Lambert International Airport1 transfer
UnitedUA5926 · UA617310:43 AM General Mitchell International Airport
11h47
10:30 PM St. Louis Lambert International Airport1 transfer
UnitedUA5926 · UA459310:43 AM General Mitchell International Airport
7h49
6:32 PM St. Louis Lambert International Airport1 transfer
envoy airAA4018+Republic AirlinesAA464511:37 AM General Mitchell International Airport
5h11
4:48 PM St. Louis Lambert International Airport1 transfer
American AirlinesAA2444+envoy airAA401811:37 AM General Mitchell International Airport
9h07
8:44 PM St. Louis Lambert International Airport1 transfer
American AirlinesAA3069+envoy airAA401811:37 AM General Mitchell International Airport
12h50
12:27 AM St. Louis Lambert International Airport1 transfer
UnitedUA3686 · UA163711:45 AM General Mitchell International Airport
11h53
11:38 PM St. Louis Lambert International Airport1 transfer
UnitedUA3686 · UA352711:45 AM General Mitchell International Airport
9h02
8:47 PM St. Louis Lambert International Airport1 transfer
American AirlinesAA2581 · AA248712:22 PM General Mitchell International Airport
7h23
7:45 PM St. Louis Lambert International Airport1 transfer
American AirlinesAA2581 · AA276112:22 PM General Mitchell International Airport
5h41
6:03 PM St. Louis Lambert International Airport1 transfer
Republic AirlinesAA4645+skywest airlinesAA49901:18 PM General Mitchell International Airport
3h30
4:48 PM St. Louis Lambert International Airport1 transfer
American AirlinesAA3069+skywest airlinesAA49901:18 PM General Mitchell International Airport
11h09
12:27 AM St. Louis Lambert International Airport1 transfer
American AirlinesAA2444+skywest airlinesAA49901:18 PM General Mitchell International Airport
7h26
8:44 PM St. Louis Lambert International Airport1 transfer
American AirlinesAA3193 · AA26861:32 PM General Mitchell International Airport
5h58
7:30 PM St. Louis Lambert International Airport1 transfer
UnitedUA1822 · UA14222:40 PM General Mitchell International Airport
5h58
8:38 PM St. Louis Lambert International Airport1 transfer
UnitedUA1822 · UA12972:40 PM General Mitchell International Airport
8h51
11:31 PM St. Louis Lambert International Airport1 transfer
American AirlinesAA3069+envoy airAA40352:48 PM General Mitchell International Airport
9h39
12:27 AM St. Louis Lambert International Airport1 transfer
American AirlinesAA2444+envoy airAA40352:48 PM General Mitchell International Airport
5h56
8:44 PM St. Louis Lambert International Airport1 transfer
UnitedUA5392 · UA10323:52 PM General Mitchell International Airport
5h44
9:36 PM St. Louis Lambert International Airport1 transfer
American AirlinesAA869 · AA14455:43 PM General Mitchell International Airport
6h00
11:43 PM St. Louis Lambert International Airport1 transfer
UnitedUA5656 · UA12975:50 PM General Mitchell International Airport
5h41
11:31 PM St. Louis Lambert International Airport1 transfer
UnitedUA5372 · UA55826:00 PM General Mitchell International Airport
16h10
10:10 AM St. Louis Lambert International Airport1 transfer
UnitedUA5372 · UA40466:00 PM General Mitchell International Airport
20h15
2:15 PM St. Louis Lambert International Airport1 transfer
UnitedUA5372 · UA45936:00 PM General Mitchell International Airport
24h32
6:32 PM St. Louis Lambert International Airport1 transfer
American AirlinesAA2395 · AA4596:43 PM General Mitchell International Airport
4h58
11:41 PM St. Louis Lambert International Airport1 transfer
UnitedUA5648 · UA45766:47 PM General Mitchell International Airport
4h12
10:59 PM St. Louis Lambert International Airport1 transfer
UnitedUA3510 · UA37177:05 PM General Mitchell International Airport
21h01
4:06 PM St. Louis Lambert International Airport1 transfer
UnitedUA3510 · UA20427:05 PM General Mitchell International Airport
16h12
11:17 AM St. Louis Lambert International Airport1 transfer
United12:18 AM Milwaukee, WI
3h41
3:59 AM St. Louis, MO0 transfersDirect
United12:41 AM Milwaukee, WI
3h30
4:11 AM St. Louis, MO0 transfersDirect
Sunday, September 20
American AirlinesAA3069+envoy airAA40968:14 PM General Mitchell International Airport
4h13
12:27 AM St. Louis Lambert International Airport1 transfer

This is the last flight of the day.

Find all the dates and times for this journey

Compare prices and tickets Milwaukee, WI to St. Louis, MO by train, bus, or flight

Compare train, bus, and flight prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.

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Sep 21
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Sep 27

Complete guide to St. Louis, MO

Things to do in St. Louis, MO

Discover the best of St. Louis, MO — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect St. Louis, MO trip today.

  • Must visit

Saint Louis Art Museum

Vast art museum in Forest Park with global collections from antiquity to modern works and strong free general admission.

  • Recommended

Missouri History Museum

Leading history museum covering St. Louis, Missouri, and national stories through rotating exhibitions in Forest Park.

  • Recommended

Saint Louis Science Center

Interactive science museum with hands-on exhibits, planetarium, and family-friendly displays near Forest Park.

United States dollar ($)

Moderate for U.S. city breaks: hotels and dining are reasonable, transit is limited, and attractions often cost less than in larger U.S. tourist cities.

Average meal costs

Budget
$10-15 for fast food or casual lunch.
Mid-range
$20-35 per person for a mid-range restaurant meal.
Fine dining
$60+ per person at upscale restaurants.
Coffee
$3-5 for coffee or cappuccino.

Tipping culture

Tip 18-20% at restaurants, $1-2 per drink at bars, and 10-15% for taxis. Cafes often have tip jars or screen prompts.

FAQs: Milwaukee, WI to St. Louis, MO Flight

Find answers to the most common questions about traveling from Milwaukee, WI to St. Louis, MO by flight. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest flight, the cheapest option, or tips for making the most of your visit at St. Louis, MO, this guide helps you travel smarter and with confidence.

FAQs
Cheap plane tickets from Milwaukee, WI to St. Louis, MO can start from as little as $155 when you book in advance. The average flight ticket price for Milwaukee, WI to St. Louis, MO is $607 ; however, prices vary depending on the time of day and class and they tend to be more expensive on the day.
The average journey time by plane from Milwaukee, WI to St. Louis, MO is 2h 16m to travel the 327 miles (527 km) long route. Journey times can vary on weekends and holidays, so use our Journey Planner to search for a specific date.
The earliest flight from Milwaukee, WI to St. Louis, MO leaves at 5:00 AM. Plan your trip with the Journey Planner from Omio.
The latest flight from Milwaukee, WI to St. Louis, MO leaves at 9:44 PM.
Flights from Milwaukee, WI to St. Louis, MO generally leave from General Mitchell International Airport and arrive in St. Louis Lambert International Airport.General Mitchell International Airport is 6 miles (10 km) away from Milwaukee, WI city centre and St. Louis Lambert International Airport is 1 miles (2 km) from St. Louis, MO city centre.
The cheapest month for a flight from Milwaukee, WI to St. Louis, MO is May.
It's helpful to compare your options as there are 3 ways to travel between Milwaukee, WI and St. Louis, MO including taking a train, bus, and flight.
Since neither Milwaukee, WI nor St. Louis, MO are in the Schengen Area, passport requirements depend on the specific immigration rules of United States and United States. Entry and visa requirements can be subject to change. For the latest information, check with your destination's embassy or consulate.
There is no time difference between Milwaukee, WI and St. Louis, MO.
The best events to attend in St. Louis, MO include:
  • St. Louis Mardi Gras, a vibrant celebration featuring parades, live music, and festive activities in the Soulard neighborhood
  • St. Louis Art Fair, an annual event showcasing local and national artists with art exhibits, live performances, and culinary delights
  • Fair St. Louis, a multi-day Independence Day festival with fireworks, concerts, and family-friendly activities along the Gateway Arch.
The best holidays to experience in St. Louis, MO include:
  • Independence Day, vibrant fireworks and festive celebrations throughout the city
  • Labor Day, pleasant weather and various outdoor activities
  • Thanksgiving, a time for family gatherings with a charming autumn atmosphere.
The best season to visit St. Louis, MO is Spring or Fall. The best weather to explore St. Louis, MO is during April-May or September-October.
We recommend using the train as it is the most popular way to get from Milwaukee, WI to St. Louis, MO among Omio's users.
For domestic flights we recommend to arrive 1.5 to 2 hours before departure. Please check the website of your departure airport if in doubt. Some airports may offer booking time slots for security checks or offer additional information on when to get there based on time of day.
Most airlines permit carry-on bags that fit within specific dimensions (e.g., 22 x 14 x 9 inches or 56 x 36 x 23 cm), including handles and wheels. Bags must fit in the overhead bin or under the seat in front of you.
Many airlines impose weight limits, commonly ranging between 7 kg (15 lbs) and 12 kg (26 lbs). Typically, passengers are allowed one carry-on bag and one personal item (for example a purse, laptop bag, or backpack). Personal items must fit under the seat in front of you. Budget Airlines (like Ryanair or Wizz Air) have stricter size and weight limits, often requiring fees for larger carry-ons. Full-Service Airlines have more lenient policies, sometimes including more spacious dimensions or higher weight limits depending on your ticket class.
The list of items prohibited on an airplane varies by country and airline, but in general, the following items are not allowed in carry-on or checked baggage: Weapons and self-defence items, sharp objects, flammable materials, explosives, toxic substances, or liquids over 100ml (except for medications and baby essentials). In checked baggage, firearms (without authorization), explosives, large lithium batteries, and hazardous chemicals are prohibited. Electronic cigarettes must be in carry-on bags, while alcohol and dry ice have restrictions. Always check with your airline for specific regulations.
The currency used in the United States is the US Dollar (USD). For travelers, using cards is generally more convenient and widely accepted, especially credit and debit cards, while cash is useful for small purchases or places that do not accept cards.
In St. Louis, MO, travelers should be cautious in certain neighborhoods with higher crime rates, especially after dark. Common safety concerns include petty theft, pickpocketing, and occasional scams targeting visitors near popular attractions like the Gateway Arch. It’s advisable to stay in well-populated areas, avoid displaying valuables openly, and use reputable transportation services to minimize risks.
Pack lightweight, versatile clothing suitable for the destination's climate, and use secure, lockable luggage to protect belongings. Keep essential items like travel documents, medication, and valuables in a carry-on bag for easy access. Use packing organizers or cubes to maximize space and maintain order. Lastly, include a small first aid kit and personal hygiene items for added comfort during travel.

popular airports

Popular airports from Milwaukee, WI to St. Louis, MO

Most Milwaukee, WI to St. Louis, MO flights use the General Mitchell International Airport to St. Louis Lambert International Airport airport pair. Use this guide to compare Milwaukee, WI and St. Louis, MO airports on this route, check city-centre transport, alongside checking practicalities like airport facilities and services.

Departure airports in Milwaukee
Arrival airports in St. Louis

Which Milwaukee, WI airport do flights to St. Louis, MO leave from?

Flights from Milwaukee, WI to St. Louis, MO depart from General Mitchell International Airport. The airport is 6 miles (10 km) from Milwaukee, WI city centre at 5300 S Howell Ave, Milwaukee, WI 53207, USA.
General Mitchell International Airport (MKE)5300 S Howell Ave, Milwaukee, WI 53207, USAWifiShoppingParkingDiningATMTaxisAccessibilityWCHotelShowerLoungeLost and Found OfficeCar Rental
City-centre transport

Getting to General Mitchell International Airport from Milwaukee city centre

General Mitchell International Airport is 10 km from Milwaukee city centre. Public transport options include:

Bus80 · 40m · $5 · every ~6 min
80 · 41m · $5 · every ~6 min

General Mitchell International Airport airport facilities and services

General Mitchell International Airport has practical services for this route, including Wifi, Shopping, Parking, Dining, ATM, Taxis, Accessibility, WC, Hotel, Shower, Lounge, Lost and Found Office, and Car Rental.

Food and drink

Food options include: Restaurants located in concourses C and D, including local and intertiol cuisines like Chili's and Northpoint Custard

Wi-Fi and ATMs

Free Wi-Fi available throughout the airport. ATMs are located near baggage claim and in concourses.

Luggage and lost property

Lost and found is available at the station.

Parking, taxis and toilets

Available at General Mitchell International Airport: Parking, Taxis, WC.

Bike and car services

Available at General Mitchell International Airport: Car Rental.

Accessibility

Accessibility facilities are available at General Mitchell International Airport: Ramps, toilets.

Shops, hotels and contact

Nearby hotels include Hotels nearby, such as Hilton Milwaukee Airport and Best Western Plus Milwaukee Airport..

Most popular flights to and from St. Louis, MO and Milwaukee, WI

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