Feel at ease with free flight cancellations within 24 hours of booking
Change your flight without a fee on select flights
The cheapest flights to Philadelphia Intl. found within the past 7 days were $128 round trip and $64 one way. Prices and availability subject to change. Additional terms may apply.
|Carrier||Flight||Depart STL||Arrive PHL||Wed |
|AA5325||06:30 am||09:44 am||Check Fare||Check Fare||Check Fare||Check Fare||Check Fare||Check Fare||Check Fare|
|AA5254||11:15 am||02:26 pm||Check Fare||Check Fare||Check Fare||Check Fare||Check Fare||Check Fare||Check Fare|
|AA5041||04:25 pm||07:38 pm||Check Fare||Check Fare||Check Fare|
|Check Fare||Check Fare||Check Fare|
For any current Philadelphia, PA Airport (PHL-Philadelphia Intl.) quarantine requirements and travel advice, visit the Covid-19 Travel Advisor. Check before you book your flight, so you don't get caught up.Are there direct flights from St. Louis Lambert International Airport to Philadelphia Intl. Airport (PHL)?
If you want to get going on your activities in Philadelphia, try American Airlines. They advertise flights direct from St. Louis Lambert International Airport to Philadelphia Intl. Airport (PHL).If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to Philadelphia, PA Airport (PHL-Philadelphia Intl.), please visit our Customer Service Portal.How long is the flight from St. Louis Lambert International Airport to Philadelphia Intl. Airport (PHL)?
If you were planning to squeeze in a decent snooze during your St. Louis to Philadelphia journey, you may have to leave it till another time. The typical flight time between Lambert-St. Louis Intl. Airport (STL) and PHL is just 2 hours and 16 minutes — just enough to get comfortable and close your eyes for a little while.What is the flight distance from Lambert-St. Louis Intl. Airport (STL) to Philadelphia Intl. Airport (PHL)?
You'll need to journey about 2,175 mi from St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) to PHL before you can officially begin your fun activities. Grab a beverage from the drink cart and settle in for a couple of your favorite podcasts. You won't be short on time!What airlines fly from Lambert Field to Philadelphia, PA Airport (PHL-Philadelphia Intl.)?
Wanting to fly direct from St. Louis to Philadelphia? It's your lucky day. American Airlines (AA) offers as many as 141 flights every month and is the number one choice for many worldly wanderers.What airlines have practices regarding COVID-19 in place and use social distancing?
From the moment you enter the departure terminal to when you leave the arrivals terminal, if you're flying with American Airlines, Frontier Airlines or Delta you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2020. Wednesday and Friday prices are also good, but you may want to prepare your budget if booking on a Sunday, as data shows the end of the week is when prices are generally at their highest.What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2020, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2020 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 2 weeks to 2 months prior to their travel dates.How can I save money on airline tickets?
We'll let you in on a secret...You can save big on flights if you mix and match your airlines and fare types. In fact, travelers who booked flights on Travelocity in 2020 saved nearly 40% when their return flights consisted of two different airlines or fare types.
*According to flight demand on Travelocity.com from January to December 2020. Savings are subject to change based on departure location, date and destination.
|Traveling From||Lambert-St. Louis Intl.|
|Traveling To||Philadelphia Intl.|
|Shortest Flight Time||4 hours 5 mins|
|Earliest Departure Time||6:30AM EDT|
|Latest Departure Time||4:25PM EDT|
|Lowest Flight Price||$128|
Flight path for flights from Lambert-St. Louis International Airport to Philadelphia International Airport
Airlines & Aircraft Used on STL to PHL Flight Routes
With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times.
Airfares to Philadelphia PHL from St. Louis STL currently cost between $128 and $168. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply.
If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from St. Louis STL to Philadelphia PHL on Travelocity starting at $64. Prices and availability subject to change. Additional terms may apply.
Get to Philadelphia faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to PHL from STL to take around 4 hour(s) 5 min(s).
Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to PHL from STL. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.
If you’re flexible about when you travel, October is usually the cheapest month to fly from St. Louis STL to Philadelphia PHL. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first.
Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to PHL from STL have this option.
We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving.