$80 Cheap Flights from Baltimore to St. Louis

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Find The Best Dates To Fly from Baltimore Washington Intl. Thurgood Marshall to Lambert-St. Louis Intl.

Amazing BWI to STL Flight Deals

The cheapest flights to Lambert-St. Louis Intl. found within the past 7 days were $158 round trip and $80 one way. Prices and availability subject to change. Additional terms may apply.

FAQs about flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Lambert-St. Louis Intl. Airport (STL)

Can I catch a flight from Baltimore, MD Airport (BWI-Baltimore Washington Intl. Thurgood Marshall) to St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) right now?

For info on any present St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) travel advice and quarantine requirements, go to our Covid-19 Travel Advisor. Look before you book your flight, so you don't get caught out.

Are there direct flights from BWI Marshall to Lambert-St. Louis Intl. Airport (STL)?

Take note of your connecting gate, because there aren't any direct flights from BWI Marshall to STL. American Airlines, Delta and United Airlines are some airlines that will fly you to St. Louis with just one stopover.

If I am not able to travel due to COVID-19, can I change my booking to a later date?

For more info about changing your flight to St. Louis Lambert International Airport, please visit our Customer Service Portal.

How long is the flight from BWI to Lambert Field?

Flights between Baltimore, MD Airport (BWI-Baltimore Washington Intl. Thurgood Marshall) and STL take approximately 5 hours and 6 minutes all up. Make the most of that time in the air by napping, reading, watching a film or doing all three.

What is the flight distance from BWI to St. Louis Lambert International Airport?

There's a flight distance of 1,988 mi separating BWI Marshall and St. Louis Lambert International Airport. This is classified as a medium-haul flight. There'll be lots of time to get engrossed in the in-flight entertainment and squeeze in a snooze if you want to look fresh on landing.

What airlines fly from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to STL?

When traveling from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Lambert-St. Louis Intl. Airport (STL), you'll need to plan ahead — no direct flights are currently available. Booking well in advance should help you find the ideal price and route.

What airlines have practices regarding COVID-19 in place and use social distancing?

From the moment you enter the departure terminal to when you leave the arrivals terminal, if you're flying with Southwest Airlines, American Airlines or Delta you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.

What is the best day to buy a plane ticket?

This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2020. Wednesday and Friday prices are also good, but you may want to prepare your budget if booking on a Sunday, as data shows the end of the week is when prices are generally at their highest.

What are the cheapest days to fly?

Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2020, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.

How far in advance can you book a flight?

Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2020 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 2 weeks to 2 months prior to their travel dates.

How can I save money on airline tickets?

We'll let you in on a secret...You can save big on flights if you mix and match your airlines and fare types. In fact, travelers who booked flights on Travelocity in 2020 saved nearly 40% when their return flights consisted of two different airlines or fare types.

*According to flight demand on Travelocity.com from January to December 2020. Savings are subject to change based on departure location, date and destination.

Baltimore Washington Intl. Thurgood Marshall to Lambert-St. Louis Intl. Flight FAQ

Traveling From Baltimore Washington Intl. Thurgood Marshall
Traveling To Lambert-St. Louis Intl.
Shortest Flight Time 2 hours 20 mins
Earliest Departure Time 8:30AM EST
Latest Departure Time 6:50PM EST
Lowest Flight Price $158

Route Info

Flight path for flights from Baltimore/Wash International Thurgood Marshall Airport to Lambert-St. Louis International Airport

Distance:
739.00 miles

Airlines & Aircraft Used on BWI to STL Flight Routes

Airline Carrier
Aircraft
American Airlines
Aerospatiale/Alenia ATR 72
American Airlines
Boeing 737-700 pax
American Airlines
Boeing 737-800 pax

Discover our best flights from Baltimore BWI to St. Louis STL. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Baltimore BWI to St. Louis STL at the right price  

Airfares to St. Louis STL from Baltimore BWI currently cost between $158 and $200. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Baltimore BWI to St. Louis STL 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Baltimore BWI to St. Louis STL on Travelocity starting at $80. Prices and availability subject to change. Additional terms may apply. 

 

Get to St. Louis STL from Baltimore BWI quicker with direct flights. 

Get to St. Louis faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to STL from BWI to take around 2 hour(s) 20 min(s).  

 

Find our cheapest airfares for flights from Baltimore BWI to St. Louis STL

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to STL from BWI. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Baltimore BWI to St. Louis STL today 

If you’re flexible about when you travel, February is usually the cheapest month to fly from Baltimore BWI to St. Louis STL. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to St. Louis STL from Baltimore BWI 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to STL from BWI have this option.  

 

Travel with confidence when you book flights to St. Louis STL from Baltimore BWI with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.