$140 Economy Roundtrip to St Louis (IAH-STL) in May from Houston

$140 Economy Roundtrip to St Louis (IAH-STL) in May from Houston

Best Flights starting from $140

from$140economy

Houston (IAH)

Tue, May 5

Roundtrip

St Louis (STL)

Sun, May 10

from$140economy

Houston (IAH)

Wed, May 6

Roundtrip

St Louis (STL)

Mon, May 11

from$140economy

Houston (IAH)

Thu, May 7

Roundtrip

St Louis (STL)

Tue, May 12

from$140economy

Houston (IAH)

Fri, May 8

Roundtrip

St Louis (STL)

Wed, May 13

from$140economy

Houston (IAH)

Sun, May 10

Roundtrip

St Louis (STL)

Fri, May 15

from$160economy

Houston (IAH)

Mon, May 4

Roundtrip

St Louis (STL)

Sat, May 9

from$160economy

Houston (IAH)

Sat, May 9

Roundtrip

St Louis (STL)

Thu, May 14

Fields updated — click View Prices to search ↑

Other Options for This Route

STL destination

Economy Roundtrip to St Louis (STL)

Houston (IAH) to St Louis (STL) in July from $210

Other Destinations

LAXA destination

Economy One-way to Los Angeles (Any)

Houston (IAH) to Los Angeles (Any) in May from $53

FLLA destination

Economy Roundtrip to Fort Lauderdale (Any)

Houston (IAH) to Fort Lauderdale (Any) in May from $56

MIA destination

Economy Roundtrip to Miami (MIA)

Houston (IAH) to Miami (MIA) in May from $68

LGA destination

Economy One-way to New York (LGA)

Houston (IAH) to New York (LGA) in May from $70

FLL destination

Economy Roundtrip to Fort Lauderdale (FLL)

Houston (IAH) to Fort Lauderdale (FLL) in May from $80

SANA destination

Economy One-way to San Diego (Any)

Houston (IAH) to San Diego (Any) in May from $86

Flights from Other Cities

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 Roundtrip to St Louis (STL)

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

STL destination

Economy Roundtrip to St Louis (STL)

Washington, D.C. (BWI) to St Louis (STL) in May from $140

STL destination

Economy Roundtrip to St Louis (STL)

Dallas (DFW) to St Louis (STL) in May from $147

STL destination

Economy Roundtrip to St Louis (STL)

Phoenix (PHX) to St Louis (STL) in May from $160

Cheap economy Class Flights from Houston (IAH) 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: IAH to STL in May - Route 1

Starting from $140

Flight Options & Prices:

Direct Flights: From $347 - 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 Houston (IAH) 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: IAH to STL in May - Route 2

Starting from $140

Flight Options & Prices:

Direct Flights: From $303 - 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 Houston (IAH) 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: IAH to STL in May - Route 3

Starting from $140

Flight Options & Prices:

Direct Flights: From $273 - 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 Houston (IAH) 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: IAH to STL in May - Route 4

Starting from $140

Flight Options & Prices:

Direct Flights: From $387 - 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 Houston (IAH) 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: IAH to STL in May - Route 5

Starting from $140

Flight Options & Prices:

Direct Flights: From $397 - 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 Houston (IAH) 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: IAH to STL in May - Route 6

Starting from $160

Flight Options & Prices:

Direct Flights: From $387 - Fastest option with no layovers
One-Stop Flights: From $160 - Good value with one connection
Multi-Stop Flights: From $160 - Cheapest option with multiple connections

Book your economy class flight from Houston (IAH) 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: IAH to STL in May - Route 7

Starting from $160

Flight Options & Prices:

Direct Flights: From $291 - Fastest option with no layovers
One-Stop Flights: From $160 - Good value with one connection
Multi-Stop Flights: From $160 - Cheapest option with multiple connections

Book your economy class flight from Houston (IAH) 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 Houston (IAH) 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 Houston (IAH) 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.