Menu

Cheap flights from St Louis to Baltimore (STL - BWI)

Know your dates, get live prices in seconds:

From
To
Depart
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

The best prices from St Louis to Baltimore are usually found in March or September, booked 30 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

STL - BWI
Price
$230 - $382
BWI
Temperature
46.4 - 89.6 °F
BWI
Rainfall
2.7 - 4.6 inches
Popular in July High demand for flights, 23% potential price rise
Cheapest in March Best time to find cheap flights, 21% potential price drop
Round-trip from $230 From St Louis to Baltimore
One-way from $91 One-way flight from St Louis to Baltimore
Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.

Cheap flights from St Louis to Baltimore in May, June 2020

The best prices found for STL to BWI flights for May, June
9 Jun - 14 Jun
$234pp
STL
Lambert-St Louis
$self.airline
 
1 STOP
BWI
Baltimore/Washington
BWI
Baltimore/Washington
United Airlines
 
1 STOP
STL
Lambert-St Louis
22 May - 26 May
$284pp
STL
Lambert-St Louis
$self.airline
 
1 STOP
BWI
Baltimore/Washington
BWI
Baltimore/Washington
Delta
 
1 STOP
STL
Lambert-St Louis
20 May - 23 May
$304pp
STL
Lambert-St Louis
$self.airline
 
1 STOP
BWI
Baltimore/Washington
BWI
Baltimore/Washington
United Airlines
 
1 STOP
STL
Lambert-St Louis

St Louis to Baltimore 2020 flight deals

Cheap flights to Baltimore from St Louis found for this year
24 Jul - 31 Jul
$166pp
STL
Lambert-St Louis
Delta
 
1 STOP
BWI
Baltimore/Washington
BWI
Baltimore/Washington
Delta
 
1 STOP
STL
Lambert-St Louis
5 Jul - 25 Jul
$174pp
STL
Lambert-St Louis
$self.airline
 
1 STOP
BWI
Baltimore/Washington
BWI
Baltimore/Washington
American Airlines
 
1 STOP
STL
Lambert-St Louis
15 Oct - 19 Oct
$186pp
STL
Lambert-St Louis
Delta
 
1 STOP
BWI
Baltimore/Washington
BWI
Baltimore/Washington
Delta
 
1 STOP
STL
Lambert-St Louis

One-way flights to Baltimore from St Louis

The cheapest one-way flights from St Louis to Baltimore
9:55 am - 3:18 pm
Delta
1 Stop
4h 23m
STL - BWI
Delta
$91
Delta
7:50 am - 1:35 pm
Multiple Airlines
1 Stop
28h 45m
STL - BWI
Multiple Airlines
$108
Kiwi.com
10:25 am - 6:20 pm
Delta
1 Stop
6h 55m
STL - BWI
Delta
$349
Delta

Related info for your journey

Useful info, stats and facts about St Louis to Baltimore flights.

Flight FAQs

From St Louis to Baltimore

Are flight prices decreasing from St Louis to Baltimore due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both St Louis and Baltimore for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from St Louis to Baltimore for under $200 on Cheapflights?

Yes, there are multiple flights from St Louis to Baltimore for under $200. The cheapest flight booked recently is on Delta for just $166, but on average you can expect to pay $427.

Are there nonstop flights from St Louis to Baltimore for under $200 on Cheapflights?

There are no nonstop flights from St Louis to Baltimore, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

How popular is this flight route?

This flight path from Lambert-St Louis to Baltimore/Washington was viewed by 23 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What is the cheapest airline for this route?

When searching, try setting your filters to view flights for Southwest Airlines Co., as currently they have the cheapest options available from St Louis to Baltimore. On average you can find 108 flights for this flight path daily.

Does it rain more in St Louis or Baltimore?

When traveling, it's generally smart to pack in preparation for rain or any other conditions that may arise. The rainfall in St Louis is roughly greater than that of Baltimore. You can assume this to be the case over the next 18 days.

Is St Louis weather warmer or cooler than Baltimore?

We forecast the temperature to be around the 90 °F's in July, on average. The temperature in Baltimore is generally the same as in St Louis. Book flights in a timely manner in correlation to your departure date.

Alternative routes for St Louis to Baltimore

Destination information for Baltimore

Things to know before you go. Useful info for your trip from St Louis to Baltimore
Average temperature for May in Baltimore
77.0 °F
Avg rainfall for May in Baltimore
3.9 ″

Airports servicing St. Louis

Airports servicing Baltimore

Hourly flight availability from St Louis to Baltimore

Evening 6 PM to midnight 63% of STL to BWI departures
Morning 6 AM to noon 36% of STL to BWI departures
Early morning Midnight to 6 AM 1% of STL to BWI departures
Afternoon Noon to 6 PM 0% of STL to BWI departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from St Louis to Baltimore
Sunday
1 daily flight
Monday
2 daily flights
Tuesday
2 daily flights
Wednesday
1 daily flight
Thursday
2 daily flights
Friday
2 daily flights
Saturday
2 daily flights