STL to BWI (St. Louis to Baltimore) Flights

Last Minute Flights from STL to BWI

Best airfare and ticket deals for STL to BWI flights are based on recent deals found by Expedia.com customers within the past 7 days.

OriginDestinationTravel DatesFlights From*
STLBaltimoreApril 7 to April 11$318
*Prices include taxes and fees

Cheapest STL to BWI Flights

Best airfare and ticket deals for STL to BWI flights are based on recent deals found by Expedia.com customers within the past 7 days.

OriginDestinationTravel DatesFlights From*
STLBaltimoreMay 18 to May 21$108
STLBaltimoreApril 23 to April 30$125
STLBaltimoreMay 15 to May 17$275
STLBaltimoreSeptember 15 to September 19$277
*Prices include taxes and fees
STL to BWI Flight Details
Origin airport
Lambert-St. Louis Intl.
Origin airport IATA code
STL
Destination airport
Baltimore Washington Intl. Thurgood Marshall
Destination airport IATA code
BWI
Distance
735 mi

Frequently asked questions

Which airlines with flights from STL to Baltimore Washington International Thurgood Marshall Airport allow free cancellation due to COVID-19?
Air carriers offering flexible fares from Lambert-St. Louis International Airport to Baltimore Washington International Thurgood Marshall Airport are easy to search for with our convenient filter tool. Exactly what kinds of COVID-19 related changes are covered is listed in the ticket’s policies. Just enter your trip details, then click the “No change fee” box. You’ll find it on the left-hand side of your browser below the “Flexible change policies” subheading.
What airlines fly direct from St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) to Baltimore, MD Airport (BWI-Baltimore Washington Intl. Thurgood Marshall)?
Sit back and enjoy the smooth journey from STL to BWI with Southwest Airlines (WN). Offering 86 nonstop monthly flights on this route, this carrier will get your escape off to a speedy start.
How many flights are there from STL to BWI?
Approximately 109 every day. If you’re in a rush to travel to Baltimore, see if you can score an epic last-minute deal from St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) to Baltimore, MD Airport (BWI-Baltimore Washington Intl. Thurgood Marshall) and then secure it fast!
How long does it take to fly from St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) to Baltimore, MD Airport (BWI-Baltimore Washington Intl. Thurgood Marshall)?
St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) to Baltimore, MD Airport (BWI-Baltimore Washington Intl. Thurgood Marshall) takes about 4 hours and 51 minutes. That’s the perfect amount of time to get stuck into a popular new TV series, listen to a podcast or have a snooze.
What is the flight distance from St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) to Baltimore, MD Airport (BWI-Baltimore Washington Intl. Thurgood Marshall)?
With a distance of just 740 miles (1200 km), the short-haul flight between St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) and Baltimore, MD Airport (BWI-Baltimore Washington Intl. Thurgood Marshall) is quick and easy. Spend your journey daydreaming about what you’ll see when you touch down in Baltimore.
How many morning flights are there from STL to BWI?
Early risers — you’ll be glad to know that there are 352 morning flights from STL to BWI every week.
  • You can set out at 5:55AM if you fly with Southwest Airlines (WN). It operates 163 weekly flights from STL to BWI.
  • 5:20AM is the earliest you can depart from STL to BWI with American Airlines (AA). This company has 71 early flights each week.
  • Jet off before noon with United Airlines (UA) and you’ll have 55 flights per week to choose from. 6:00AM is the first of the day from STL to BWI.
How many afternoon flights are there from STL to BWI?
Jet off on one of the 413 afternoon and evening flights from STL to BWI each week.
  • Lock in a ticket with Southwest Airlines (WN), which has 217 flights each week that leave after midday. 12:10PM is the earliest of those departures.
  • If you want to go with Delta (DL), choose one of the 67 weekly afternoon and evening flights that depart from 12:35PM onward.
  • Another appealing option is American Airlines (AA). Passengers can select from 62 afternoon and evening flights every week from 12:50PM onward.
What is the earliest departure time out of St. Louis to Baltimore?
The earliest flight departs STL at 5:20AM and arrives at BWI at 10:03PM. Don’t forget to give yourself lots of time in the morning to get to your gate.
What is the latest departure time out of St. Louis to Baltimore?
From STL, the latest flight you can catch jets off at 10:15PM and comes in for landing at BWI at 10:15PM. If you don’t enjoy early mornings, this is the flight to book.
What is the average price from St. Louis to Baltimore?
Round-trip flights from STL to BWI start from around $108. Book your trip today and score a terrific deal. This price was available on Flights.com within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

St. Louis to Baltimore Flights

Whether it’s for an obligation or the sake of your sanity, sometimes you need to get away. Maybe you need flights from St. Louis to Baltimore to attend your cousin’s wedding, to pitch a business idea to your boss, or perhaps simply to treat yourself to a mini vacation. Regardless of the reasons behind packing your bags and needing to find the cheapest flights from STL to BWI, we’ve got you covered here at Flights.com.

We present you with some of the hottest deals on airfare so stop that Google flights search. We want you to spend less on your flight from St. Louis to Baltimore, so you can spend more during your getaway. With Flights.com, you’ll find it simple to land airline tickets with itineraries matching your travel schedule. What’s more, we provide you with all the information you need to confidently make reservations on your family, business, or personal trip.