$86 Economy One-way to St Louis (SEA-STL) in May from Seattle

$86 Economy One-way to St Louis (SEA-STL) in May from Seattle

Best Flights starting from $86

from$86economy

Seattle (SEA)

Sat, May 23

One-way

St Louis (STL)

—

from$111economy

Seattle (SEA)

Wed, May 27

One-way

St Louis (STL)

—

from$111economy

Seattle (SEA)

Thu, May 28

One-way

St Louis (STL)

—

from$111economy

Seattle (SEA)

Fri, May 29

One-way

St Louis (STL)

—

from$125economy

Seattle (SEA)

Sun, May 24

One-way

St Louis (STL)

—

from$125economy

Seattle (SEA)

Tue, May 26

One-way

St Louis (STL)

—

from$184economy

Seattle (SEA)

Mon, May 25

One-way

St Louis (STL)

—

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Other Destinations

LAX destination

Economy One-way to Los Angeles (LAX)

Seattle (SEA) to Los Angeles (LAX) in May from $28

SFO destination

Economy One-way to San Francisco (SFO)

Seattle (SEA) to San Francisco (SFO) in May from $49

PHX destination

Economy One-way to Phoenix (PHX)

Seattle (SEA) to Phoenix (PHX) in May from $69

PIT destination

Economy One-way to Pittsburgh (PIT)

Seattle (SEA) to Pittsburgh (PIT) in May from $82

LAS destination

Economy Roundtrip to Las Vegas (LAS)

Seattle (SEA) to Las Vegas (LAS) in May from $87

BOI destination

Economy One-way to Boise (BOI)

Seattle (SEA) to Boise (BOI) in May from $89

Flights from Other Cities

STL destination

Economy One-way to St Louis (STL)

Charlotte (CLT) to St Louis (STL) in May from $70

STL destination

Economy One-way to St Louis (STL)

San Antonio (SAT) to St Louis (STL) in May from $76

STL destination

Economy One-way to St Louis (STL)

Fort Lauderdale (Any) to St Louis (STL) in May from $80

STL destination

Economy One-way to St Louis (STL)

Fort Lauderdale (FLL) to St Louis (STL) in May from $86

STL destination

Economy One-way to St Louis (STL)

Hartford (BDL) to St Louis (STL) in May from $90

STL destination

Economy Roundtrip to St Louis (STL)

Atlanta (Any) to St Louis (STL) in May from $126

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

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

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

Starting from $86

Flight Options & Prices:

Direct Flights: From $159 - Fastest option with no layovers
One-Stop Flights: From $86 - Good value with one connection
Multi-Stop Flights: From $86 - Cheapest option with multiple connections

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

Cheap economy Flights: SEA to STL in May - Route 2

Starting from $111

Flight Options & Prices:

Direct Flights: From $159 - Fastest option with no layovers
One-Stop Flights: From $111 - Good value with one connection
Multi-Stop Flights: From $111 - Cheapest option with multiple connections

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

Cheap economy Flights: SEA to STL in May - Route 3

Starting from $111

Flight Options & Prices:

Direct Flights: From $184 - Fastest option with no layovers
One-Stop Flights: From $111 - Good value with one connection
Multi-Stop Flights: From $111 - Cheapest option with multiple connections

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

Cheap economy Flights: SEA to STL in May - Route 4

Starting from $111

Flight Options & Prices:

Direct Flights: From $184 - Fastest option with no layovers
One-Stop Flights: From $111 - Good value with one connection
Multi-Stop Flights: From $111 - Cheapest option with multiple connections

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

Cheap economy Flights: SEA to STL in May - Route 5

Starting from $125

Flight Options & Prices:

Direct Flights: From $184 - Fastest option with no layovers
One-Stop Flights: From $125 - Good value with one connection
Multi-Stop Flights: From $125 - Cheapest option with multiple connections

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

Cheap economy Flights: SEA to STL in May - Route 6

Starting from $125

Flight Options & Prices:

Direct Flights: From $159 - Fastest option with no layovers
One-Stop Flights: From $125 - Good value with one connection
Multi-Stop Flights: From $125 - Cheapest option with multiple connections

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

Cheap economy Flights: SEA to STL in May - Route 7

Starting from $184

Flight Options & Prices:

Direct Flights: From $184 - Fastest option with no layovers
One-Stop Flights: From $184 - Good value with one connection
Multi-Stop Flights: From $184 - Cheapest option with multiple connections

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

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

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

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