$140 Economy One-way to St Louis (PDX-STL) in Aug from Portland

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$140 Economy One-way to St Louis (PDX-STL) in Aug from Portland

Best Flights starting from $140

from$140economy

Portland (PDX)

Sat, Aug 22

One-way

St Louis (STL)

—

from$140economy

Portland (PDX)

Sun, Aug 23

One-way

St Louis (STL)

—

from$193economy

Portland (PDX)

Fri, Aug 21

One-way

St Louis (STL)

—

from$199economy

Portland (PDX)

Mon, Aug 24

One-way

St Louis (STL)

—

from$215economy

Portland (PDX)

Wed, Aug 19

One-way

St Louis (STL)

—

from$215economy

Portland (PDX)

Thu, Aug 20

One-way

St Louis (STL)

—

from$307economy

Portland (PDX)

Tue, Aug 18

One-way

St Louis (STL)

—

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Other Options for This Route

STL destination

Economy Roundtrip to St Louis (STL)

Portland (PDX) to St Louis (STL) in June from $404

Other Destinations

LAS destination

Economy One-way to Las Vegas (LAS)

Portland (PDX) to Las Vegas (LAS) in August from $43

LGB destination

Economy One-way to Long Beach (LGB)

Portland (PDX) to Long Beach (LGB) in August from $69

LASA destination

Economy One-way to Las Vegas (Any)

Portland (PDX) to Las Vegas (Any) in August from $71

SJC destination

Economy One-way to San Jose (SJC)

Portland (PDX) to San Jose (SJC) in August from $79

LAS destination

Economy Roundtrip to Las Vegas (LAS)

Portland (PDX) to Las Vegas (LAS) in August from $86

LASA destination

Economy Roundtrip to Las Vegas (Any)

Portland (PDX) to Las Vegas (Any) in August from $86

Flights from Other Cities

STL destination

Economy Roundtrip to St Louis (STL)

Atlanta (ATL) to St Louis (STL) in August from $66

STL destination

Economy One-way to St Louis (STL)

Las Vegas (LAS) to St Louis (STL) in August from $74

STL destination

Economy One-way to St Louis (STL)

Orlando (MCO) to St Louis (STL) in August from $75

STL destination

Economy One-way to St Louis (STL)

Houston (Any) to St Louis (STL) in August from $88

STL destination

Economy One-way to St Louis (STL)

Hartford (BDL) to St Louis (STL) in August from $111

STL destination

Economy One-way to St Louis (STL)

Burbank (BUR) to St Louis (STL) in August from $124

Cheap economy Class Flights from Portland (PDX) to St Louis (STL) August

Find the best deals on economy class flights. Compare prices for direct flights, one-stop, and multi-stop options.

Cheap economy Flights: PDX to STL in August - Route 1

Starting from $140

Flight Options & Prices:

Direct Flights: From $289 - Fastest option with no layovers
One-Stop Flights: From $140 - Good value with one connection
Multi-Stop Flights: From $140 - Cheapest option with multiple connections

Book your economy class flight from Portland (PDX) to St Louis (STL)and save money on your travel. Compare all flight options to find the best deal for your august trip.

Cheap economy Flights: PDX to STL in August - Route 2

Starting from $140

Flight Options & Prices:

Direct Flights: From $289 - Fastest option with no layovers
One-Stop Flights: From $140 - Good value with one connection
Multi-Stop Flights: From $140 - Cheapest option with multiple connections

Book your economy class flight from Portland (PDX) to St Louis (STL)and save money on your travel. Compare all flight options to find the best deal for your august trip.

Cheap economy Flights: PDX to STL in August - Route 3

Starting from $193

Flight Options & Prices:

Direct Flights: From $359 - Fastest option with no layovers
One-Stop Flights: From $193 - Good value with one connection
Multi-Stop Flights: From $193 - Cheapest option with multiple connections

Book your economy class flight from Portland (PDX) to St Louis (STL)and save money on your travel. Compare all flight options to find the best deal for your august trip.

Cheap economy Flights: PDX to STL in August - Route 4

Starting from $199

Flight Options & Prices:

Direct Flights: From $289 - Fastest option with no layovers
One-Stop Flights: From $199 - Good value with one connection
Multi-Stop Flights: From $199 - Cheapest option with multiple connections

Book your economy class flight from Portland (PDX) to St Louis (STL)and save money on your travel. Compare all flight options to find the best deal for your august trip.

Cheap economy Flights: PDX to STL in August - Route 5

Starting from $215

Flight Options & Prices:

Direct Flights: From $359 - Fastest option with no layovers
One-Stop Flights: From $215 - Good value with one connection
Multi-Stop Flights: From $215 - Cheapest option with multiple connections

Book your economy class flight from Portland (PDX) to St Louis (STL)and save money on your travel. Compare all flight options to find the best deal for your august trip.

Cheap economy Flights: PDX to STL in August - Route 6

Starting from $215

Flight Options & Prices:

Direct Flights: From $359 - Fastest option with no layovers
One-Stop Flights: From $215 - Good value with one connection
Multi-Stop Flights: From $215 - Cheapest option with multiple connections

Book your economy class flight from Portland (PDX) to St Louis (STL)and save money on your travel. Compare all flight options to find the best deal for your august trip.

Cheap economy Flights: PDX to STL in August - Route 7

Starting from $307

Flight Options & Prices:

Direct Flights: From $359 - Fastest option with no layovers
One-Stop Flights: From $307 - Good value with one connection
Multi-Stop Flights: From $307 - Cheapest option with multiple connections

Book your economy class flight from Portland (PDX) to St Louis (STL)and save money on your travel. Compare all flight options to find the best deal for your august trip.

Why Choose Economy Class Flights from Portland (PDX) to St Louis (STL)?

Compare prices from multiple airlines
Find direct flights and multi-stop options
Best deals for august travel
Flexible booking options
24/7 customer support

Planning a trip from Portland (PDX) to St Louis (STL) in august? SlickTrip helps you find the cheapest economy class flights with our comprehensive flight comparison tool. Whether you prefer direct flights for convenience or multi-stop flights for savings, we have options for every budget and schedule.