$126 Economy One-way to Seattle (STL-SEA) in Oct from St Louis

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$126 Economy One-way to Seattle (STL-SEA) in Oct from St Louis

Best Flights starting from $126

from$126economy

St Louis (STL)

Tue, Oct 6

One-way

Seattle (SEA)

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Fields updated — click View Prices to search ↑

Other Options for This Route

SEA destination

Economy Roundtrip to Seattle (SEA)

St Louis (STL) to Seattle (SEA) in October from $137

SEA destination

Economy One-way to Seattle (SEA)

St Louis (STL) to Seattle (SEA) in May from $106

SEA destination

Economy Roundtrip to Seattle (SEA)

St Louis (STL) to Seattle (SEA) in May from $203

SEA destination

Economy One-way to Seattle (SEA)

St Louis (STL) to Seattle (SEA) in June from $214

SEA destination

Economy Roundtrip to Seattle (SEA)

St Louis (STL) to Seattle (SEA) in June from $230

SEA destination

Economy Roundtrip to Seattle (SEA)

St Louis (STL) to Seattle (SEA) in July from $226

Other Destinations

MCO destination

Economy Roundtrip to Orlando (MCO)

St Louis (STL) to Orlando (MCO) in October from $68

LAS destination

Economy One-way to Las Vegas (LAS)

St Louis (STL) to Las Vegas (LAS) in October from $109

CLT destination

Economy One-way to Charlotte (CLT)

St Louis (STL) to Charlotte (CLT) in October from $110

PNS destination

Economy One-way to Pensacola (PNS)

St Louis (STL) to Pensacola (PNS) in October from $111

MIAA destination

Economy One-way to Miami (Any)

St Louis (STL) to Miami (Any) in October from $121

PHL destination

Economy One-way to Philadelphia (PHL)

St Louis (STL) to Philadelphia (PHL) in October from $131

Flights from Other Cities

SEA destination

Economy Roundtrip to Seattle (SEA)

Denver (DEN) to Seattle (SEA) in October from $47

SEA destination

Economy One-way to Seattle (SEA)

Ontario (ONT) to Seattle (SEA) in October from $49

SEA destination

Economy One-way to Seattle (SEA)

Washington, D.C. (Any) to Seattle (SEA) in October from $74

SEA destination

Economy Roundtrip to Seattle (SEA)

Los Angeles (LAX) to Seattle (SEA) in October from $84

SEA destination

Economy One-way to Seattle (SEA)

Chicago (ORD) to Seattle (SEA) in October from $99

SEA destination

Economy One-way to Seattle (SEA)

Las Vegas (Any) to Seattle (SEA) in October from $109

Cheap economy Class Flights from St Louis (STL) to Seattle (SEA) October

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

Cheap economy Flights: STL to SEA in October - Route 1

Starting from $126

Flight Options & Prices:

Direct Flights: From $309 - Fastest option with no layovers
One-Stop Flights: From $126 - Good value with one connection
Multi-Stop Flights: From $126 - Cheapest option with multiple connections

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

Why Choose Economy Class Flights from St Louis (STL) to Seattle (SEA)?

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

Planning a trip from St Louis (STL) to Seattle (SEA) in october? 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.