Q: Can I fly back to Lambert-St Louis from Baltimore/Washington?

Returning to Lambert-St Louis from Baltimore/Washington COVID-19 testing requirements Visitors from Baltimore/Washington are not required to present a negative COVID-19 PCR test or antigen result upon entering Lambert-St Louis. Quarantine requirements Visitors from Baltimore/Washington are not required to quarantine after entering Lambert-St Louis.

Question 1

How popular is this St. Louis to Baltimore flight route?

Accepted Answer

Within the past month, 20 users have taken a look at flights from Lambert-St Louis to Baltimore/Washington.

Question 2

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

Accepted Answer

Spirit Airlines, at $145, was found to be the cheapest airline from St. Louis to Baltimore. An alternate airline flying to your destination would be Frontier. Spirit Airlines is 52% cheaper than the average price of flights available within the next 90 days to this destination.

Question 3

Can I fly to Baltimore/Washington from Lambert-St Louis right now?

Accepted Answer

Information is based on travel restrictions for travel to Baltimore/Washington within the United States

Most visitors from Lambert-St Louis need to provide a negative COVID-19 test result and/or quarantine to enter Baltimore/Washington.

COVID-19 testing requirements
Visitors from Lambert-St Louis are not required to present a negative COVID-19 PCR test or antigen result upon entering Baltimore/Washington.

Quarantine requirements
Visitors from Lambert-St Louis are not required to quarantine after entering Baltimore/Washington.

Question 4

Can I fly back to Lambert-St Louis from Baltimore/Washington?

Accepted Answer

Returning to Lambert-St Louis from Baltimore/Washington

COVID-19 testing requirements
Visitors from Baltimore/Washington are not required to present a negative COVID-19 PCR test or antigen result upon entering Lambert-St Louis.

Quarantine requirements
Visitors from Baltimore/Washington are not required to quarantine after entering Lambert-St Louis.

Question 5

What are the most popular airlines that fly from St. Louis to Baltimore?

Accepted Answer

Undisclosed Carrier, American Airlines and Delta are the most popular airlines when flying from St. Louis to Baltimore.

Question 6

What are the cheapest flights from St. Louis to Baltimore?

Accepted Answer

The cheapest flight price from St. Louis to Baltimore is $88. On average you can expect to pay $592. The most popular route, (Lambert-St Louis - Baltimore/Washington), can usually be booked for $136.

Question 7

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

Accepted Answer

Yes, there are multiple flights from St. Louis to Baltimore for under $200. The cheapest flight booked recently is on Multiple Airlines for just $128, but on average you can expect to pay $159.

Question 8

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

Accepted Answer

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

Question 9

What airports do I use to fly from St. Louis to Baltimore?

Accepted Answer

Baltimore/Washington is the airport most travelers will use when flying to Baltimore from Lambert-St Louis. Booking flights from Lambert-St Louis (STL) to Baltimore/Washington (BWI) should be relatively easy as there are 5 daily flights to Baltimore from 8 different airlines. 5h 54m is how long a flight from St. Louis to Baltimore/Washington will take if you book a nonstop flight.

Question 10

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

Accepted Answer

American Airlines, Delta, and Spirit Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Question 11

What is the cheapest day to fly round-trip from St. Louis to Baltimore?

Accepted Answer

Departing on a Wednesday is a good option for securing a great price. You can expect to save up to 50% when planning your travel around this day of the week.

Question 12

How far in advance should I book a flight from St. Louis to Baltimore?

Accepted Answer

Travelers have found it’s best to book a flight 42 days in advance to save up to 27% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 42 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from St. Louis to Baltimore 1-2 weeks in advance for as low as $325, or $392 for flights within the next 24 hours.

Question 13

What is the cheapest month to fly from St. Louis to Baltimore?

Accepted Answer

October can be a great time to fly to Baltimore from St. Louis with a flight ticket averaging about $286. Cheapflights users have found deals in the month of October for as cheap as $157. The most expensive prices can be found in the month of June.

Question 14

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

Accepted Answer

It’s typically best to fly out from St. Louis to Baltimore in the morning. Doing so could potentially save you 9% on the flight price compared to flying at noon, which is usually more expensive.

Popular in	June	High demand for flights, 31% potential price rise
Cheapest in	September	Best time to find cheap flights, 38% potential price drop
Round-trip from	$190	From Lambert-St Louis to Baltimore/Washington
One-way from	$120	One-way flight from Lambert-St Louis to Baltimore/Washington

Airline	Cheapest	Average	Flexibility	On-time	COVID-19 safety
American Airlines	Cheapest$126	Average$361	FlexibilityNo cancel fee	On-time71%	COVID-19 safety	Search American Airlines flights
United Airlines	Cheapest$131	Average$211	FlexibilityNo cancel fee	On-time69%	COVID-19 safety	Search United Airlines flights
Spirit Airlines	Cheapest$134	Average$237	FlexibilityNo cancel fee	On-time65%	COVID-19 safety	Search Spirit Airlines flights
Delta	Cheapest$170	Average$338	FlexibilityNo cancel fee	On-timeN/A	COVID-19 safety	Search Delta flights

3%of flight departures	Early morningMidnight to 6 am
48%of flight departures	Morning6 am to noon
32%of flight departures	AfternoonNoon to 6 pm
17%of flight departures	Evening6 pm to midnight

Sunday	5daily flights
Monday	5daily flights
Tuesday	5daily flights
Wednesday	5daily flights
Thursday	5daily flights
Friday	5daily flights
Saturday	5daily flights

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

The best prices from Lambert-St Louis to Baltimore/Washington are usually found in September or October, booked 29 days in advance, depart on a Thursday or Tuesday and return on a Saturday

How to find the cheapest flight from St. Louis (STL) to Baltimore (BWI)

All the information you need to plan the best STL to BWI flight in 2022: compare St. Louis to Baltimore flight prices with the expected peak season, weather and rainfall in Baltimore.

What is the cheapest day to fly round-trip from St. Louis to Baltimore?

How far in advance should I book a flight from St. Louis to Baltimore?

What is the cheapest month to fly from St. Louis to Baltimore?

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

Cheap flights from St. Louis to Baltimore in August, September 2022

The best prices found for STL to BWI flights for August, September

St. Louis to Baltimore 2022 flight deals

Cheap flights to Baltimore from St. Louis found for this year

Cheap Spirit Airlines flights from St. Louis to Baltimore

Cheap Frontier flights from St. Louis to Baltimore

Last minute flights from St. Louis to Baltimore

Late deals on return flights to Baltimore from St. Louis, departing today and this week

One-way flights to Baltimore from St. Louis

The cheapest one-way flights from St. Louis to Baltimore

Related info for your journey

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

What airports do I use to fly from St. Louis to Baltimore?

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

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

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

How popular is this St. Louis to Baltimore flight route?

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

What are the most popular airlines that fly from St. Louis to Baltimore?

What are the cheapest flights from St. Louis to Baltimore?

Other flights from St. Louis

Other flights to Baltimore

Flights to Baltimore from St. Louis

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COVID Restrictions

Can I fly to Baltimore/Washington from Lambert-St Louis right now?

Can I fly back to Lambert-St Louis from Baltimore/Washington?

Alternative routes for St. Louis to Baltimore

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from St. Louis to Baltimore

The chart below displays the airlines Cheapflights users traveling from St. Louis to Baltimore choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.

Popular flight searches

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Hourly flight availability from St. Louis to Baltimore

See what time of day planes typically take off from St. Louis to Baltimore

Weekly flight availability from St. Louis to Baltimore

See how many times per day planes take to the skies headed from St. Louis to Baltimore