Q: Can I fly back to Washington, D.C. from Lambert-St Louis?

Returning to Washington, D.C. 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 Washington, D.C.. Quarantine requirements Visitors from Lambert-St Louis are not required to quarantine after entering Washington, D.C..

Question 1

What days are nonstop flights available from Washington, D.C. to St. Louis?

Accepted Answer

Days when nonstop flights are available for this flight are: Saturday.

Question 2

How many flights depart from Washington, D.C. to St. Louis on average per day?

Accepted Answer

Travelers can expect 2 flights from Washington, D.C. to St. Louis on average per day.
Afternoon (Noon - 6pm) - 100% of flight departures

Question 3

How long is the flight from Washington, D.C. to St. Louis?

Accepted Answer

A quick flight from Washington, D.C. to St. Louis can take about 4h 45m. Frontier provides one of the quickest options available for as low as $165. There are 698 mi between Washington, D.C. and St. Louis. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

Question 4

What are the cheapest airlines flying from Washington, D.C. to St. Louis round-trip?

Accepted Answer

Our cheapest airline available from Washington, D.C. to St. Louis is Frontier. Our recent data shows that you can find tickets from as low as $165 on this airline. Additional options worth looking into are American Airlines and Spirit Airlines, starting at $221 and $221 round-trip. These flights start at 51% lower than the current average price 3 months from now.

Question 5

What are the cheapest airlines to fly from Washington, D.C. to St. Louis one-way?

Accepted Answer

To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $81. Spirit Airlines flights start at $89 while deals on American Airlines start at $110 one-way.

Question 6

Can I fly to Lambert-St Louis from Washington, D.C. right now?

Accepted Answer

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

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

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

Quarantine requirements
Visitors from Washington, D.C. are not required to quarantine after entering Lambert-St Louis.

Question 7

Can I fly back to Washington, D.C. from Lambert-St Louis?

Accepted Answer

Returning to Washington, D.C. 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 Washington, D.C..

Quarantine requirements
Visitors from Lambert-St Louis are not required to quarantine after entering Washington, D.C..

Question 8

What are the most popular airlines that fly from Washington, D.C. to St. Louis?

Accepted Answer

When booking a flight from Washington, D.C. to St. Louis, you may want to consider flying on Undisclosed Carrier, American Airlines or Delta as they are the most popular for this route.

Question 9

What are the most popular routes from Washington, D.C. to St. Louis?

Accepted Answer

When deciding which route to take from Washington, D.C. to St. Louis consider Washington, D.C. Dulles Intl - Lambert-St Louis, Washington, D.C. Reagan-National - Lambert-St Louis or Baltimore/Washington - Lambert-St Louis as they are the most popular.

Question 10

What are the cheapest flights from Washington, D.C. to St. Louis?

Accepted Answer

The cheapest flight price from Washington, D.C. to St. Louis is $124. On average you can expect to pay $660. The most popular route, (Washington, D.C. Dulles Intl - Lambert-St Louis), can usually be booked for $251.

Question 11

What are the most reliable airlines from Washington, D.C. to St. Louis?

Accepted Answer

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Washington, D.C. to St. Louis on time: Avianca (97%), Scandinavian Airlines (94%), CommutAir (94%).

Question 12

Can I find flights from Washington, D.C. to St. Louis for under $200 on Cheapflights?

Accepted Answer

Yes, there are multiple flights from Washington, D.C. to St. Louis for under $200. The cheapest flight booked recently is on Frontier for just $165, but on average you can expect to pay $189.

Question 13

Are there nonstop flights from Washington, D.C. to St. Louis for under $300 on Cheapflights?

Accepted Answer

Cheapflights has at least 20 direct flights from Washington, D.C. to St. Louis under $300. A good price for a nonstop flight from Washington, D.C. to St. Louis is less than $274.

Question 14

Are there last-minute flights available from Washington, D.C. to St. Louis for under $200?

Accepted Answer

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

Question 15

Which airlines flying from Washington, D.C. to Lambert-St Louis have flexible cancellations due to COVID-19?

Accepted Answer

Due to the rapidly changing circumstances due to COVID-19, airlines like American Airlines, United Airlines, and Delta flying from Washington, D.C. to Lambert-St Louis have implemented new flexible cancellation policies.

Question 16

What is the cheapest day to fly round-trip from Washington, D.C. to St. Louis?

Accepted Answer

Saturday flights are found to be more expensive to fly from Washington, D.C. to St. Louis. 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 St. Louis.

Question 17

How far in advance should I book a flight from Washington, D.C. to St. Louis?

Accepted Answer

Find a great deal and save up to 20% by booking at least 29 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Washington, D.C. to St. Louis within the next two weeks, with the cheapest ticket starting at $355.

Question 18

What is the cheapest month to fly from Washington, D.C. to St. Louis?

Accepted Answer

The best pricing can be found in the month of January. Prices to St. Louis from Washington, D.C. average $338. You can even find prices in January for less than $338, as users have found deals to St. Louis from as low as $157. The month of June appears to be one of the more expensive times to travel to St. Louis from Washington, D.C.. Flying in the targeted month can save you up to 18%.

Question 19

When is the cheapest time to fly from Washington, D.C. to St. Louis (WAS - STL)?

Accepted Answer

It’s optimal to fly from Washington, D.C. to St. Louis in the morning. By choosing this option you can save up to 14% on the cost of your flight, compared to a flight at noon.

Question 20

What airport do you fly into for flights to St. Louis from Washington, D.C.?

Accepted Answer

Lambert-St Louis (STL), located 12.7 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. to St. Louis. 6 airlines have flights to Lambert-St Louis from Washington, D.C. on a regular basis. Booking flights from Washington, D.C. to Lambert-St Louis should not be difficult; the airport handles an average of 12 inbound flights from Washington, D.C. per day.

Popular in	June	High demand for flights, 15% potential price rise
Cheapest in	January	Best time to find cheap flights, 29% potential price drop
Round-trip from	$242	From Washington, D.C. (WAS) to Lambert-St Louis
One-way from	$127	One-way flight from Washington, D.C. (WAS) to Lambert-St Louis

Airline	Cheapest	Average	Flexibility	On-time	COVID-19 safety
American Airlines	Cheapest$167	Average$380	FlexibilityNo cancel fee	On-time71%	COVID-19 safety	Search American Airlines flights
United Airlines	Cheapest$182	Average$409	FlexibilityNo cancel fee	On-time69%	COVID-19 safety	Search United Airlines flights
Delta	Cheapest$201	Average$409	FlexibilityNo cancel fee	On-timeN/A	COVID-19 safety	Search Delta flights

11%of flight departures	Early morningMidnight to 6 am
22%of flight departures	Morning6 am to noon
60%of flight departures	AfternoonNoon to 6 pm
7%of flight departures	Evening6 pm to midnight

Sunday	6daily flights
Monday	15daily flights
Tuesday	15daily flights
Wednesday	15daily flights
Thursday	15daily flights
Friday	14daily flights
Saturday	7daily flights

Cheap flights from Washington, D.C. (WAS) to St. Louis (STL)

The best prices from Washington, D.C. to Lambert-St Louis are usually found in January or February, booked 33 days in advance, depart on a Tuesday or Saturday and return on a Tuesday

How to find the cheapest flight from Washington, D.C. (WAS) to St. Louis (STL)

All the information you need to plan the best WAS to STL flight in 2022: compare Washington, D.C. 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 Washington, D.C. to St. Louis?

How far in advance should I book a flight from Washington, D.C. to St. Louis?

What is the cheapest month to fly from Washington, D.C. to St. Louis?

When is the cheapest time to fly from Washington, D.C. to St. Louis (WAS - STL)?

Cheap flights from Washington, D.C. to St. Louis in December, January 2022

The best prices found for WAS to STL flights for December, January

Washington, D.C. to St. Louis 2022 flight deals

Cheap flights to St. Louis from Washington, D.C. found for this year

Cheap Frontier flights from Washington, D.C. to St. Louis

Cheap Spirit Airlines flights from Washington, D.C. to St. Louis

Non-stop flights to St. Louis from Washington, D.C.

Save time with Washington, D.C. to St. Louis direct flight deals

Last minute flights from Washington, D.C. to St. Louis

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

One-way flights to St. Louis from Washington, D.C.

The cheapest one-way flights from Washington, D.C. to St. Louis

Related info for your journey

Useful info, stats and facts about Washington, D.C. to St. Louis flights.

What airport do you fly into for flights to St. Louis from Washington, D.C.?

Which airlines flying from Washington, D.C. to Lambert-St Louis have flexible cancellations due to COVID-19?

Can I find flights from Washington, D.C. to St. Louis for under $200 on Cheapflights?

Are there nonstop flights from Washington, D.C. to St. Louis for under $300 on Cheapflights?

Are there last-minute flights available from Washington, D.C. to St. Louis for under $200?

What days are nonstop flights available from Washington, D.C. to St. Louis?

How many flights depart from Washington, D.C. to St. Louis on average per day?

How long is the flight from Washington, D.C. to St. Louis?

What are the cheapest airlines flying from Washington, D.C. to St. Louis round-trip?

What are the cheapest airlines to fly from Washington, D.C. to St. Louis one-way?

What are the most popular routes from Washington, D.C. to St. Louis?

What are the most popular airlines that fly from Washington, D.C. to St. Louis?

What are the most reliable airlines from Washington, D.C. to St. Louis?

What are the cheapest flights from Washington, D.C. to St. Louis?

Other flights from Washington, D.C.

Other flights to St. Louis

Flights to St. Louis from Washington, D.C.

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COVID Restrictions

Can I fly to Lambert-St Louis from Washington, D.C. right now?

Can I fly back to Washington, D.C. from Lambert-St Louis?

Top 3 airlines flying from Washington, D.C. to St. Louis

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

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Hourly flight availability from Washington, D.C. to St. Louis

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Weekly flight availability from Washington, D.C. to St. Louis

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