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

Returning to Baltimore/Washington from Lambert-St Louis 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 1

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

Accepted Answer

Flights from Baltimore/Washington to Lambert-St Louis have been viewed 16 times in the past calendar month.

Question 2

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

Accepted Answer

Flying on Frontier is currently your cheapest option to St. Louis, with prices starting at $164. Another option worth looking into is Spirit Airlines, starting at $166 round trip. Users have found that Frontier is 46% cheaper than the other options available to this destination.

Question 3

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

Accepted Answer

Information is based on travel restrictions for travel to Lambert-St Louis within the United States

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

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 4

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

Accepted Answer

Returning to Baltimore/Washington from Lambert-St Louis

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 5

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

Accepted Answer

Before booking your flight from Baltimore to St. Louis check out the most popular airlines for this route: Undisclosed Carrier, American Airlines or Alaska Airlines.

Question 6

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

Accepted Answer

Looking for the cheapest flight from Baltimore to St. Louis? While on average our users pay $571, our data indicates the cheapest price to be $71. The most popular route (Baltimore/Washington - Lambert-St Louis), is priced around $141.

Question 7

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

Accepted Answer

Yes, there are multiple flights from Baltimore to St. Louis for under $200. The cheapest flight booked recently is on Multiple Airlines for just $127, but on average you can expect to pay $163.

Question 8

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

Accepted Answer

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

Question 9

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

Accepted Answer

Lambert-St Louis is the airport most travelers will use when flying to St. Louis from Baltimore/Washington. Booking flights from Baltimore/Washington (BWI) to Lambert-St Louis (STL) should be relatively easy as there are 3 daily flights to St. Louis from 8 different airlines. 4h 15m is how long a flight from Baltimore to Lambert-St Louis will take if you book a nonstop flight.

Question 10

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

Accepted Answer

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 Spirit 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.

Question 11

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

Accepted Answer

Users have found that leaving on a Friday can be a cost-effective option. It’s possible to save up to 53% on your flight compared to booking on days when demand is much higher.

Question 12

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

Accepted Answer

To save on the cost of your flight from Baltimore to St. Louis, book at least 30 days before your planned departure. Booking around this time can save you about 29% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $337 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $397.

Question 13

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

Accepted Answer

January is one of the best times of the year to fly to St. Louis from Baltimore. Prices for January average $317 per person but you can even find prices for as low as $157. The most expensive prices can be found in the month of June. Opting for a January flight can save you 26% on your journey compared to booking in June

Question 14

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

Accepted Answer

One of the essential ways to save on airfare from Baltimore to St. Louis is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 31% on airfare.

Popular in	July	High demand for flights, 31% potential price rise
Cheapest in	January	Best time to find cheap flights, 37% potential price drop
Round-trip from	$193	From Baltimore/Washington to Lambert-St Louis
One-way from	$135	One-way flight from Baltimore/Washington to Lambert-St Louis

Airline	Cheapest	Average	Flexibility	On-time	COVID-19 safety
Juneyao Airlines	Cheapest$19	Average$23	FlexibilityNo cancel fee	On-time66%	COVID-19 safety	Search Juneyao Airlines flights
Spirit Airlines	Cheapest$119	Average$177	FlexibilityNo cancel fee	On-time65%	COVID-19 safety	Search Spirit Airlines flights
United Airlines	Cheapest$135	Average$248	FlexibilityNo cancel fee	On-time69%	COVID-19 safety	Search United Airlines flights
Delta	Cheapest$165	Average$341	FlexibilityNo cancel fee	On-timeN/A	COVID-19 safety	Search Delta flights
American Airlines	Cheapest$186	Average$368	FlexibilityNo cancel fee	On-time71%	COVID-19 safety	Search American Airlines flights

23%of flight departures	Early morningMidnight to 6 am
41%of flight departures	Morning6 am to noon
23%of flight departures	AfternoonNoon to 6 pm
13%of flight departures	Evening6 pm to midnight

Sunday	0daily flights
Monday	5daily flights
Tuesday	4daily flights
Wednesday	4daily flights
Thursday	6daily flights
Friday	6daily flights
Saturday	0daily flights

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

The best prices from Baltimore/Washington to Lambert-St Louis are usually found in January or October, booked 54 days in advance, depart on a Saturday or Monday and return on a Thursday

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

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

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

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

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

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

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

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

Baltimore to St. Louis 2022 flight deals

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

Cheap Frontier flights from Baltimore to St. Louis

Cheap Spirit Airlines flights from Baltimore to St. Louis

Last minute flights from Baltimore to St. Louis

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

One-way flights to St. Louis from Baltimore

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

Related info for your journey

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

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

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

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

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

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

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

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

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

Other flights from Baltimore

Other flights to St. Louis

Flights to St. Louis from Baltimore

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COVID Restrictions

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

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

Alternative routes for Baltimore to St. Louis

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

Top 5 airlines flying from Baltimore to St. Louis

The chart below displays the airlines Cheapflights users traveling from Baltimore to St. Louis 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 Baltimore to St. Louis

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Weekly flight availability from Baltimore to St. Louis

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