Cheap Flights from Philadelphia to St. Louis
Cheap Flights from Philadelphia to St. Louis
Cheap Flights from Philadelphia to St. Louis
Looking for cheap flights from Philadelphia to St. Louis? PointsYeah scans award availability across major airline and bank transfer programs in one place, so travelers can compare the lowest points and cash routes faster. Instead of searching each airline separately, users can see pricing from programs like Chase, Amex, Capital One, Citi, and Bilt side by side.
Award prices from Philadelphia to St. Louis vary by season and date, but economy flights can start around 7,500–10,500 points one way, with premium cabins available at higher mileage levels. The live search above allows filtering by cabin, airline, stops, or maximum points to find the best award flights from Philadelphia to St. Louis for specific travel dates.
2026-04-13
PHL - STL
Economy | Non stop
From 10,500 Pts + $5.6
AA
2026-04-13
PHL - STL
Economy | Non stop | 9+ left
From 7,500 Pts + $18.1
AS
2026-04-14
PHL - STL
Economy | Non stop
From 10,500 Pts + $5.6
AA
2026-04-14
PHL - STL
Economy | Non stop | 9+ left
From 7,500 Pts + $18.1
AS
2026-04-15
PHL - STL
Economy | Non stop
From 10,500 Pts + $5.6
AA
2026-04-15
PHL - STL
Economy | Non stop | 9+ left
From 7,500 Pts + $18.1
AS
Premium cabin flights from Philadelphia to St. Louis
Premium cabin
2026-04-13
PHL - STL
First | Non stop | 2 left
From 15,000 Pts + $18.1
AS
Premium cabin
2026-04-13
PHL - STL
First | Non stop
From 21,500 Pts + $5.6
AA
Premium cabin
2026-04-14
PHL - STL
First | Non stop
From 21,500 Pts + $5.6
AA
Premium cabin
2026-04-14
PHL - STL
First | Non stop | 4 left
From 15,000 Pts + $18.1
AS
Premium cabin
2026-04-15
PHL - STL
First | Non stop | 3 left
From 15,000 Pts + $18.1
AS
Premium cabin
2026-04-15
PHL - STL
First | Non stop
From 21,500 Pts + $5.6
AA
Selected hotels for your next stay
Hotel Indigo St. Louis - Downtown
St. Louis (United States)
Hotel Indigo St. Louis - Downtown
From 21,000 Pts or $153
Le Méridien St. Louis Clayton
St. Louis, MO (USA)
Le Méridien St. Louis Clayton
From Pts or $151
The Ritz-Carlton, St. Louis
St. Louis, MO (USA)
The Ritz-Carlton, St. Louis
From Pts or $839
Frequently Asked Questions
The cheapest route from Philadelphia to St. Louis depends on award space, transfer bonuses, and travel dates. PointsYeah compares bank and airline programs in one place so you can find the best points and cash combinations faster.
Yes. Transferable points from Chase, Amex, Capital One, Citi, and Bilt can often be moved to airline partners for flights from Philadelphia to St. Louis.
Yes. Searching metro codes when available helps compare nearby airport combinations for flights from Philadelphia to St. Louis.
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points travel planning experience. Yeah!