Q: Can I fly back to Philadelphia from Lambert-St Louis?

Returning to Philadelphia 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 Philadelphia. Quarantine requirements Visitors from Lambert-St Louis are not required to quarantine after entering Philadelphia.

Question 1

What days are nonstop flights available from Philadelphia to St. Louis?

Accepted Answer

You can find nonstop flights on the following days: Tuesday, Wednesday, Saturday.

Question 2

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

Accepted Answer

This flight path from Philadelphia to Lambert-St Louis was viewed by 79 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

Question 3

How many flights depart from Philadelphia to St. Louis on average per day?

Accepted Answer

Per day, 2 flights depart from Philadelphia to St. Louis on average.
Evening (6pm - Midnight) - 100% of flight departures

Question 4

How long is the flight from Philadelphia to St. Louis?

Accepted Answer

Airlines like Frontier and Spirit Airlines fly from Philadelphia to St. Louis in about 6h 43m. The time it takes to get you to your destination can typically vary by up to 20h 16m. The distance between Philadelphia and St. Louis is about 816 mi. This flight may include one or multiple stops.

Question 5

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

Accepted Answer

Cheapflights users have booked flights from Philadelphia to St. Louis round-trip from $151. Another airline that can offer you cheap pricing is Spirit Airlines. These flights start at 56% lower than the current average price 3 months from now.

Question 6

What are the cheapest airlines to fly from Philadelphia to St. Louis one-way?

Accepted Answer

The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $75. However, be on the lookout for offers from Spirit Airlines and American Airlines, as they are both options that can get you from Philadelphia to St. Louis for a low price.

Question 7

Can I fly to Lambert-St Louis from Philadelphia right now?

Accepted Answer

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

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

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

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

Question 8

Can I fly back to Philadelphia from Lambert-St Louis?

Accepted Answer

Returning to Philadelphia 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 Philadelphia.

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

Question 9

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

Accepted Answer

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

Question 10

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

Accepted Answer

Looking for the cheapest flight from Philadelphia to St. Louis? While on average our users pay $572, our data indicates the cheapest price to be $51. The most popular route (Philadelphia - Lambert-St Louis), is priced around $167.

Question 11

What are the most reliable airlines from Philadelphia to St. Louis?

Accepted Answer

Consider PSA Airlines (82%), British Airways (76%) or American Airlines (72%) when booking your flight. These represent the most reliable airlines when flying from Philadelphia to St. Louis.

Question 12

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

Accepted Answer

Yes, there are multiple flights from Philadelphia to St. Louis for under $200. The cheapest flight booked recently is on Frontier for just $151, but on average you can expect to pay $182.

Question 13

Are there nonstop flights from Philadelphia to St. Louis for under $300 on Cheapflights?

Accepted Answer

Cheapflights has at least 20 direct flights from Philadelphia to St. Louis under $300. A good price for a nonstop flight from Philadelphia to St. Louis is less than $366.

Question 14

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

Accepted Answer

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

Question 15

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

Accepted Answer

Lambert-St Louis is the airport most travelers will use when flying to St. Louis from Philadelphia. Booking flights from Philadelphia (PHL) to Lambert-St Louis (STL) should be relatively easy as there are 4 daily flights to St. Louis from 7 different airlines. 2h 27m is how long a flight from Philadelphia to Lambert-St Louis will take if you book a nonstop flight.

Question 16

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

Accepted Answer

American Airlines, Frontier, and Sun Country Air 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 17

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

Accepted Answer

Saturday flights are found to be more expensive to fly from Philadelphia 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 18

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

Accepted Answer

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 23 days in advance, which can save you up to 34% on flights from Philadelphia to St. Louis compared to booking the week you need them. Waiting 23 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $372. For sooner than that we have options available in the next 3 days from $480.

Question 19

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

Accepted Answer

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, January can be a great choice for travel to St. Louis. Flights to St. Louis from Philadelphia in January are about $348 on average during January, but can be found for as low as $197.

Question 20

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

Accepted Answer

It’s optimal to fly from Philadelphia to St. Louis in the evening. By choosing this option you can save up to 26% on the cost of your flight, compared to a flight in the morning.

Popular in	June	High demand for flights, 29% potential price rise
Cheapest in	January	Best time to find cheap flights, 32% potential price drop
Round-trip from	$238	From Philadelphia to Lambert-St Louis
One-way from	$144	One-way flight from Philadelphia to Lambert-St Louis

Airline	Cheapest	Average	Flexibility	On-time	COVID-19 safety
Juneyao Airlines	Cheapest$12	Average$22	FlexibilityNo cancel fee	On-time66%	COVID-19 safety	Search Juneyao Airlines flights
Sun Country Air	Cheapest$81	Average$144	FlexibilityNo cancel fee	On-time83%	COVID-19 safety	Search Sun Country Air flights
Spirit Airlines	Cheapest$93	Average$161	FlexibilityNo cancel fee	On-time65%	COVID-19 safety	Search Spirit Airlines flights
Frontier	Cheapest$120	Average$179	FlexibilityNo cancel fee	On-time62%	COVID-19 safety	Search Frontier flights
United Airlines	Cheapest$124	Average$325	FlexibilityNo cancel fee	On-time69%	COVID-19 safety	Search United Airlines flights
Delta	Cheapest$190	Average$353	FlexibilityNo cancel fee	On-timeN/A	COVID-19 safety	Search Delta flights
American Airlines	Cheapest$195	Average$411	FlexibilityNo cancel fee	On-time71%	COVID-19 safety	Search American Airlines flights

17%of flight departures	Early morningMidnight to 6 am
23%of flight departures	Morning6 am to noon
40%of flight departures	AfternoonNoon to 6 pm
20%of flight departures	Evening6 pm to midnight

Sunday	2daily flights
Monday	6daily flights
Tuesday	6daily flights
Wednesday	4daily flights
Thursday	4daily flights
Friday	4daily flights
Saturday	3daily flights

Cheap flights from Philadelphia to St. Louis (PHL - STL)

The best prices from Philadelphia to Lambert-St Louis are usually found in January or February, booked 24 days in advance, depart on a Tuesday or Thursday and return on a Monday

How to find the cheapest flight from Philadelphia (PHL) to St. Louis (STL)

All the information you need to plan the best PHL to STL flight in 2022: compare Philadelphia 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 Philadelphia to St. Louis?

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

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

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

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

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

Philadelphia to St. Louis 2022 flight deals

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

Cheap Frontier flights from Philadelphia to St. Louis

Cheap Spirit Airlines flights from Philadelphia to St. Louis

Non-stop flights to St. Louis from Philadelphia

Save time with Philadelphia to St. Louis direct flight deals

Last minute flights from Philadelphia to St. Louis

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

One-way flights to St. Louis from Philadelphia

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

Related info for your journey

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

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

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

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

Are there nonstop flights from Philadelphia to St. Louis for under $300 on Cheapflights?

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

What days are nonstop flights available from Philadelphia to St. Louis?

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

How many flights depart from Philadelphia to St. Louis on average per day?

How long is the flight from Philadelphia to St. Louis?

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

What are the cheapest airlines to fly from Philadelphia to St. Louis one-way?

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

What are the most reliable airlines from Philadelphia to St. Louis?

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

Other flights from Philadelphia

Other flights to St. Louis

Flights to St. Louis from Philadelphia

Rent a Car

COVID Restrictions

Can I fly to Lambert-St Louis from Philadelphia right now?

Can I fly back to Philadelphia from Lambert-St Louis?

Alternative routes for Philadelphia to St. Louis

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

Top 7 airlines flying from Philadelphia to St. Louis

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

Popular flight searches

Check out other popular destinations found by fellow travelers in 2022

Hourly flight availability from Philadelphia to St. Louis

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

Weekly flight availability from Philadelphia to St. Louis

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