Cheap flights from Saint Louis to Philadelphia
Compare hundreds of airlines Saint Louis–Philadelphia
About this route
Compare flights from Saint Louis to Philadelphia, a about 1,301 km route (around 2h 8m nonstop). We gather live prices from hundreds of airlines and agencies so you can find the cheapest and book on the official site, with no hidden fees. Direct flights are available. Airlines such as Silk Avia, Southwest Airlines operate this route.
Airlines on this route
FAQ
What's the cheapest month to fly Saint Louis to Philadelphia?
Prices vary by season; use the price calendar to find the cheapest month.
How long is the flight from Saint Louis to Philadelphia?
A nonstop flight takes about 2h 8m and covers around 1,301 km. Connecting itineraries take longer.
Are there direct flights from Saint Louis to Philadelphia?
Yes, this route has nonstop flights. Filter by "nonstop" to see them.
Which airlines fly from Saint Louis to Philadelphia?
Silk Avia, Southwest Airlines operate this route, among others. Compare them all in the results.
When should I book Saint Louis–Philadelphia flights?
As a rule of thumb, booking 3–8 weeks ahead and avoiding weekends and holidays tends to give the best prices. Use the calendar to spot the cheapest dates.