Cheap Flight Tickets from Baltimore (BWI) to St Louis (STL), Starting at $146

Good to Know: Cheapest and Fastest BWI - STL Flights

Useful information for finding best airline tickets from Baltimore/Washington International Thurgood Marsha to Lambert St Louis International on your next trip.

Cheapest Round Trip Flight

$146

AA American Airlines • 1 stop • 9h

Dec 24 – Dec 27

The cheapest round trip flight from Baltimore to St Louis (BWI-STL-BWI) is currently $146

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Cheapest Direct Flight

$175

WN Southwest Airlines • nonstop • 2h 5m

Dec 24

The cheapest nonstop flight from Baltimore to St Louis (BWI-STL) is currently $175

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Fastest Flight

2h 5m

The fastest nonstop flight from Baltimore to St Louis (BWI-STL) takes 2h 5m

Top Airlines Flying from Baltimore to St Louis

Southwest Airlines-WN

Southwest Airlines

Delta Airline, DL

Delta Airlines

United Airlines, UA

United Airlines

American Airlines, AA

American Airlines

Alaska Airlines -AS

Alaska Airlines

Latest Flight Deals from Baltimore (BWI) to St Louis (STL)

Compare and book low fare round-trip air tickets from Baltimore to St Louis. Ideal for travelers with confirmed return itineraries.

Dec 24 - Dec 27, Economy
AA
Baltimore → St Louis
9h
1:50 PM - 7:30 PM • 1 stop
F9
Baltimore → St Louis
23h 48m
5:58 PM - 8:26 AM • 1 stop
$146
American Airlines
Dec 24 - Dec 27, Economy
WN
Baltimore → St Louis
10h 5m
4:55 PM - 10:00 PM • 1 stop
WN
Baltimore → St Louis
3h 20m
5:35 AM - 8:35 AM • nonstop
$161
Southwest Airlines
Dec 24 - Dec 27, Economy
WN
Baltimore → St Louis
6h 50m
5:50 PM - 10:00 PM • 1 stop
WN
Baltimore → St Louis
9h 10m
5:00 AM - 10:50 AM • 1 stop
$186
Southwest Airlines
Dec 24 - Dec 27, Economy
WN
Baltimore → St Louis
2h 5m
6:15 AM - 7:40 AM • nonstop
WN
Baltimore → St Louis
5h
8:45 PM - 11:45 PM • nonstop
$195
Southwest Airlines
Dec 24 - Dec 27, Economy
AA
Baltimore → St Louis
43h 42m
11:00 AM - 1:22 PM • 1 stop
AA
Baltimore → St Louis
7h 39m
8:00 AM - 12:59 PM • 1 stop
$284
American Airlines
Dec 24 - Dec 27, Economy
WN
Baltimore → St Louis
3h 55m
6:55 PM - 8:30 PM • nonstop
WN
Baltimore → St Louis
2h 35m
7:50 PM - 10:45 PM • nonstop
$410
Southwest Airlines

Fly from Baltimore to St Louis with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Baltimore to St Louis? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Baltimore to St Louis Flights

What are the airports in Baltimore?
IAD,BWI,DCA
What’s the most popular airline flying from BWI to STL?
The most popular airline flying from Baltimore to St Louis are
Can I fly from BWI to STL non-stop?
Yes, you can fly BWI to STL non-stop on
Which airlines fly nonstop between Baltimore and St Louis?
The non-stop flights between Baltimore and St Louis are .
What’s the earliest departure time from BWI to STL Airport?
The earliest flight leaves BWI at 6:15 am and lands in STL - Lambert St Louis International
What are the airports in St Louis?
STL
Can I make changes to my Baltimore to St Louis flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from BWI to STL?
Read the fare rules of the Baltimore to St Louis air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Baltimore and St Louis?
operate flights between Baltimore and St Louis
How long does a flight from Baltimore to St Louis take?
It takes approximately 2 hour to fly non-stop from BWI to STL, which is 737.8 miles by air.
Which airlines provide the cheapest flights from Baltimore (BWI) to St Louis (STL) ?
In the past couple of days, the cheapest tickets to STL from BWI were found on WN : USD 186
Do I need a passport to fly between BWI and STL?
No
What’s the latest departure time from BWI to STL ?
The last flight leaves BWI at 8:50 pm

Essential Information for Booking Flights from Baltimore (BWI) - AI Insights

What's the cheapest airline from bwi to stl?
You can find the cheapest airline from BWI to STL with Frontier Airlines, which offers budget-friendly flights with their F9 airline.
What's the popular airline to fly from bwi to stl?
Southwest Airlines offers flights from Baltimore/Washington International Thurgood Marsha (bwi) to Lambert St Louis International (stl) with a one stop. As a first class passenger, you can enjoy luxurious suites and fine dining on this one way trip. For a budget-friendly option, consider booking your airfare in advance, ideally 1 day prior to your desired travel date. You can find affordable airfares on Southwest Airlines' website.
What's the cheapest day of the week to fly from bwi to stl?
The cheapest day to fly from Baltimore/Washington International Thurgood Marsha Airport (bwi) to Lambert St Louis International Airport (stl) is typically Sunday.
What's the cheapest month to fly from bwi to stl?
The cheapest month to fly from BWI to STL is October. You can find budget-friendly flights during this time. October is a popular month for travel, so it's essential to book in advance to secure the best airfares. Low fares and savings are available for flights during this period.
Which airline/airlines fly from bwi to stl?
Several airlines operate flights from Baltimore/Washington International Thurgood Marsha Airport (BWI) to Lambert St Louis International Airport (STL), including Delta Airlines, Alaska Airlines, Frontier Airlines, Southwest Airlines, Icelandair, JetBlue Airways, United Airlines, and American Airlines.
How many advance booking days are required for a one-way trip from Baltimore/Washington International Thurgood Marsha to Lambert St Louis International?
1 day(s) in advance
What is the best time to book an airfare from Milwaukee to Lambert St Louis International for the cheapest airfare?
Book at least 1 month in advance for the best fares
Can I book a luxury cabin with suites and fine dining on a one-way trip from Baltimore/Washington International Thurgood Marsha to Lambert St Louis International?
Yes, you can book a luxury cabin with suites and fine dining on a one-way trip
What is the average cost of a weekend getaway airfare from Lambert St Louis International to Milwaukee?
The average cost of a weekend getaway airfare from Lambert St Louis International to Milwaukee varies depending on the airline and time of booking
How can I find the best agency for my travel needs on fareleaders.com?
You can find the best agency for your travel needs on fareleaders.com by comparing prices and services of different airlines and agencies
Can I book a weekend trip from Lambert St Louis International to Milwaukee with a busco-style itinerary?
Yes, you can book a weekend trip from Lambert St Louis International to Milwaukee with a busco-style itinerary
How do I look for the best airfare deals on fareleaders.com like buelos?
You can look for the best airfare deals on fareleaders.com by using the search filters and comparing prices of different airlines and agencies
Can I book a weekend trip from Lambert St Louis International to Milwaukee with a web-based travel agency like agencia?
Yes, you can book a weekend trip from Lambert St Louis International to Milwaukee with a web-based travel agency like agencia
How can I book a weekend trip from Lambert St Louis International to Milwaukee and get the best fares?
You can book a weekend trip from Lambert St Louis International to Milwaukee and get the best fares by booking in advance and comparing prices of different airlines and agencies

Hotels in St Louis (STL)

5 hotels near Lambert St Louis International — compare rates from top booking sites.

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5.0-star hotel 5-star hotel

Hotel Coloso Potosi

📍 Calle Bolivar,965, Potosi

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5.0-star hotel 5-star hotel

Four Seasons Hotel St Louis

📍 999 North Second Street, St Louis, Missouri 63102

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4.5-star hotel 5-star hotel

The Ritz-Carlton, St. Louis

📍 100 Carondelet Plaza, Clayton, Missouri 63105

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4.0-star hotel 4-star hotel

Comfort Inn & Suites Cahokia

📍 1607 Pontiac Dr, Cahokia, Illinois 62206

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4.0-star hotel 4-star hotel

Econo Lodge Inn & Suites

📍 3236 W. Chain Of Rocks Road, Granite City, Illinois

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Hotel Deals in St. Louis (MO)
Days Inn by Wyndham St. Louis/Westport MO
Wyndham Hotels & Resorts

Days Inn by Wyndham St. Louis/Westport MO

6.9/10
★★★☆☆ Hotel 121.0 rooms
✓ Free WiFi ✓ Breakfast

📍 1970 Craig Road, St. Louis (MO), Missouri

Days Inn by Wyndham St. Louis/Westport MO offers top-notch services and amenities, ensuring guests experience utmost comfort.Maintain seamless communication using the complimentary Wi-Fi at hotel.For…

Check-in 03:00 PM  ·  Check-out 11:00 AM

$61/night
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Studio 6 Extended stay - St Louis, MO - Westport/Craig Road
Extended Stay America

Studio 6 Extended stay - St Louis, MO - Westport/Craig Road

6.3/10
★★☆☆☆ Hotel 67.0 rooms
✓ Free WiFi

📍 2030 Craig Rd, St. Louis (MO), Missouri

Great care is taken to ensure guests experience comfort through top-notch services and amenities. Stay connected with your associates, as complimentary Wi-Fi is available during your entire visit.Whe…

Check-in 03:00 PM  ·  Check-out 11:00 AM

$68/night
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The Lodge Hotel and Banquets
No chain

The Lodge Hotel and Banquets

7.4/10
★★☆☆☆ Hotel 150.0 rooms
✓ Free WiFi ✓ Breakfast

📍 3551 Pennridge Drive, St. Louis (MO), Missouri

Check-in 03:00 PM  ·  Check-out 11:00 AM

$76/night
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La Quinta Inn & Suites by Wyndham St. Louis Westport
Wyndham Hotels & Resorts

La Quinta Inn & Suites by Wyndham St. Louis Westport

7.9/10
★★★☆☆ Hotel 131.0 rooms
✓ Free WiFi ✓ Breakfast

📍 11805 Lackland Road, St. Louis (MO), Missouri

La Quinta Inn & Suites by Wyndham St. Louis Westport provides flawless service and all the necessary facilities for visitors.Stay connected with your associates, as complimentary Wi-Fi is available d…

Check-in 03:00 PM  ·  Check-out 11:00 AM

$87/night
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Sonesta Simply Suites St Louis Earth City
Sonesta

Sonesta Simply Suites St Louis Earth City

8.5/10
★★★☆☆ Hotel 122.0 rooms
✓ Free WiFi

📍 3250 Rider Trail South, St. Louis (MO), Missouri

At Sonesta Simply Suites St Louis Earth City, exceptional service and top-notch amenities create a memorable experience for guests.Complimentary internet access is available in the hotel to ensure yo…

Check-in 04:00 PM  ·  Check-out 11:00 AM

$89/night
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Boutique Studio Hideaway Near Forest Park

Boutique Studio Hideaway Near Forest Park

4.0/10
★★★☆☆
✓ Free WiFi
$92/night
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Red Roof PLUS+ St Louis - Forest Park/ Hampton Ave
Red Roof Inn

Red Roof PLUS+ St Louis - Forest Park/ Hampton Ave

6.3/10
★★★☆☆ Hotel 110.0 rooms
✓ Free WiFi

📍 5823 Wilson Avenue, St. Louis (MO), Missouri

At Red Roof PLUS+ St Louis - Forest Park/ Hampton Ave, exceptional service and top-notch amenities create a memorable experience for guests.Complimentary internet access is available in the hotel to …

Check-in 03:00 PM  ·  Check-out 11:00 AM

$97/night
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Quality Inn Saint Louis Airport
Choice Hotels

Quality Inn Saint Louis Airport

7.2/10
★★★☆☆ Hotel 134.0 rooms
✓ Free WiFi ✓ Breakfast

📍 10232 Natural Bridge Rd., St. Louis (MO), Missouri

Great care is taken to ensure guests experience comfort through top-notch services and amenities. Remain linked during your visit by utilizing the complimentary internet access available. Prior to yo…

Check-in 03:00 PM  ·  Check-out 11:00 AM

$100/night
View Deal
MainStay Suites St. Louis - Galleria
Choice Hotels

MainStay Suites St. Louis - Galleria

7.5/10
★★★☆☆ Hotel 152.0 rooms
✓ Free WiFi

📍 8011 Galleria Pkwy, St. Louis (MO), Missouri

MainStay Suites St. Louis - Galleria offers top-notch services and amenities, ensuring guests experience utmost comfort. Share your photos and respond to emails at your convenience, thanks to the fre…

Check-in 03:00 PM  ·  Check-out 12:00 PM

$118/night
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Baltimore (BWI) to St Louis (STL): Airport Information

Origin Airport Baltimore/Washington International Thurgood Marsha, Baltimore, US
Destination Airport Lambert St Louis International , St Louis, US
Distance 738 miles

More Flight Options for Baltimore (BWI) and St Louis (STL)

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