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

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The best prices from Baltimore to Lambert-St Louis Intl are usually found in January or September, booked 50 days in advance, depart on a Saturday or Tuesday and return on a Tuesday

How to find the cheapest flight from
Baltimore (BWI) to Lambert-St Louis Intl (STL)

BWI - STL
Price
$236 - $374
STL
Temperature
44.6 - 89.6 °F
STL
Rainfall
2.2 - 5.1 inches

Popular in

July

High demand for flights, 19% potential price rise

Cheapest in

January

Best time to find cheap flights, 22% potential price drop

Round-trip from

$236

From Baltimore to Lambert-St Louis Intl

One-way from

$93

One-way flight from Baltimore to Lambert-St Louis Intl

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Baltimore to Lambert-St Louis Intl?

Flights from Baltimore to Lambert-St Louis Intl are found to be more expensive on Saturday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Lambert-St Louis Intl.

How far in advance should I book a flight from Baltimore to Lambert-St Louis Intl?

Users have found that booking a flight from Baltimore to Lambert-St Louis Intl at least 61 days early can save you up to 27% on average compared to booking a flight this week. If booking 61 days before your flight isn’t an option for you, users have found flights from Baltimore to Lambert-St Louis Intl for as little as $164 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $181 for flights departing within the next 3 days.

When is the cheapest time to fly from Baltimore to Lambert-St Louis Intl (BWI - STL)?

One of the essential ways to save on airfare from Baltimore to Lambert-St Louis Intl is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 12% on airfare.

Cheap flights from Baltimore to Lambert-St Louis Intl in October, November 2020

The best prices found for BWI to STL flights for October, November
6 Nov - 9 Nov
$107pp
BWI
Baltimore/Washington
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Delta
 
1 STOP
BWI
Baltimore/Washington
6 Nov - 9 Nov
$115pp
BWI
Baltimore/Washington
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
American Airlines
 
1 STOP
BWI
Baltimore/Washington
6 Nov - 7 Nov
$135pp
BWI
Baltimore/Washington
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
American Airlines
 
1 STOP
BWI
Baltimore/Washington

Baltimore to Lambert-St Louis Intl 2020 flight deals

Cheap flights to Lambert-St Louis Intl from Baltimore found for this year
3 Dec - 7 Dec
$103pp
BWI
Baltimore/Washington
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
BWI
Baltimore/Washington
6 Nov - 9 Nov
$107pp
BWI
Baltimore/Washington
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Delta
 
1 STOP
BWI
Baltimore/Washington
6 Nov - 9 Nov
$115pp
BWI
Baltimore/Washington
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
American Airlines
 
1 STOP
BWI
Baltimore/Washington

Last minute flights from Baltimore to Lambert-St Louis Intl

Late deals on round-trip flights to Lambert-St Louis Intl from Baltimore, departing today and this week
30 Oct - 1 Nov
$138pp
BWI
Baltimore/Washington
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
BWI
Baltimore/Washington
30 Oct - 1 Nov
$148pp
BWI
Baltimore/Washington
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
BWI
Baltimore/Washington
29 Oct - 1 Nov
$188pp
BWI
Baltimore/Washington
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
BWI
Baltimore/Washington

One-way flights to Lambert-St Louis Intl from Baltimore

The cheapest one-way flights from Baltimore to Lambert-St Louis Intl
11:35 am - 2:50 pm
Delta
1 Stop
4h 15m
BWI - STL
Delta
$93
Delta
9:31 am - 6:00 am
Frontier
1 Stop
21h 29m
BWI - STL
Frontier
$130
KAYAK
2:00 am - 5:27 am
United Airlines
1 Stop
4h 27m
BWI - STL
United Airlines
$148
United

Related info for your journey

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

Flight FAQs

From Baltimore to Lambert-St Louis Intl

Are flight prices decreasing from Baltimore to St Louis 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 Baltimore and St Louis 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.

What safety measures are being taken by airlines flying from Baltimore/Washington to Lambert-St Louis to control the spread of COVID-19?

Airlines globally have implemented additional safety measures to accommodate you. Southwest and Delta are some airlines that have done so. Airline carriers are regularly disinfecting and sanitizing their aircraft. Masks are provided and are mandatory while on board. Pre-flight testing for symptoms and antibodies, alongside socially distanced seating (for a limited time) will work towards keeping travelers safer while flying from Baltimore/Washington to Lambert-St Louis. Policies will vary by airline.

Which airlines flying from Baltimore/Washington to Lambert-St Louis have flexible cancellations due to COVID-19?

Some of our airline partners flying from Baltimore/Washington to Lambert-St Louis have new flexible policies in place due to COVID-19. American Airlines, Delta, and United Airlines are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like American Airlines with this kind of flexibility.

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

Yes, there are multiple flights from Baltimore to Lambert-St Louis Intl for under $200. The cheapest flight booked recently is on Frontier for just $103, but on average you can expect to pay $147.

Are there nonstop flights from Baltimore to Lambert-St Louis Intl for under $100 on Cheapflights?

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

Are there last-minute flights available from Baltimore to Lambert-St Louis Intl for under $200?

There are currently 20+ open flights from Baltimore to Lambert-St Louis Intl within the next 7 days for less than $200.

Does it rain more in Baltimore or St Louis?

Expected rainfall in Baltimore is less than in St Louis. You can expect this to be the case over the next 12 days.

Is Baltimore weather warmer or cooler than St Louis?

You can imagine temperatures to be in the 90 °F range in July. The weather in St Louis is generally the same as Baltimore's. As flight availability is subject to become more limited as peak season approaches it is ideal to book in a timely manner.

How long is the flight from Baltimore to Lambert-St Louis Intl?

For as low as $176, Delta can have you in Lambert-St Louis Intl from Baltimore in 4h 36m. This flight may include one or multiple stops.

What are the cheapest airlines flying from Baltimore to Lambert-St Louis Intl round-trip?

Cheapflights users have booked flights from Baltimore to Lambert-St Louis Intl round-trip from $103. Other airlines that can offer you cheap pricing are Delta, from $136, and American Airlines, from $160. You may be able to fly from Baltimore to Lambert-St Louis Intl for 65% less than the average price by searching for these airlines.

What are the cheapest airlines to fly from Baltimore to Lambert-St Louis Intl one-way?

The cheapest airlines for a one-way flight from Baltimore to Lambert-St Louis Intl are Frontier ($34), Delta ($68), and American Airlines ($82).

Alternative routes for Baltimore to Lambert-St Louis Intl

Destination information for Lambert-St Louis Intl

Things to know before you go. Useful info for your trip from Baltimore to Lambert-St Louis Intl
Average temperature for October in Lambert-St Louis Intl
71.6 °F
Avg rainfall for October in Lambert-St Louis Intl
2.8 ″

Airports servicing Baltimore

Airports servicing St. Louis

Hourly flight availability from Baltimore to Lambert-St Louis Intl

Afternoon Noon to 6 PM 60% of BWI to STL departures
Morning 6 AM to noon 39% of BWI to STL departures
Early morning Midnight to 6 AM 1% of BWI to STL departures
Evening 6 PM to midnight 0% of BWI to STL departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Baltimore to Lambert-St Louis Intl
Sunday
8 daily flights
Monday
8 daily flights
Tuesday
7 daily flights
Wednesday
7 daily flights
Thursday
8 daily flights
Friday
8 daily flights
Saturday
4 daily flights
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