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Cheap flights from Houston to St Louis (IAH - STL)

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The best prices from Houston to St Louis are usually found in May or August, booked 29 days in advance, depart on a Thursday or Saturday and return on a Thursday

+60.0%
+40.0%
+20.0%
Base
Price
$308 - $465
Temperature
45 - 90 °F
Rainfall
2 - 5 inches
Most popular in February High demand for flights, 11% potential price rise
Cheapest in May Best time to find cheap flights, 3% potential price drop
Average price $359 Price for this month
Cheapest price $308 From Houston to St Louis

Cheap flights from Houston to St Louis in September 2019

The best prices found for IAH to STL flights for September
28 Sep - 1 Oct
$189pp
IAH
Houston George Bush Intcntl
United Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
United Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
24 Sep - 25 Sep
$189pp
IAH
Houston George Bush Intcntl
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
IAH
Houston George Bush Intcntl
21 Sep - 26 Sep
$193pp
IAH
Houston George Bush Intcntl
United Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
United Airlines
 
1 STOP
IAH
Houston George Bush Intcntl

Houston to St Louis 2019 flight deals

Cheap flights to St Louis from Houston found for this year
9 Nov - 12 Nov
$189pp
IAH
Houston George Bush Intcntl
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
IAH
Houston George Bush Intcntl
15 Nov - 20 Nov
$225pp
IAH
Houston George Bush Intcntl
United Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
United Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
8 Nov - 11 Nov
$234pp
IAH
Houston George Bush Intcntl
United Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
United Airlines
 
1 STOP
IAH
Houston George Bush Intcntl

Last minute flights from Houston to St Louis

Late deals on round-trip flights to St Louis from Houston, departing today and this week
17 Sep - 19 Sep
$255pp
IAH
Houston George Bush Intcntl
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
IAH
Houston George Bush Intcntl
15 Sep - 19 Sep
$326pp
IAH
Houston George Bush Intcntl
United Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
United Airlines
 
1 STOP
IAH
Houston George Bush Intcntl

Destination information for St Louis

Things to know before you go. Useful info for your trip from Houston to St Louis
Average temperature for September in St Louis
28.0 °C
Avg rainfall for September in St Louis
76.0 mm

Airports servicing Houston

Airports servicing St. Louis

During this time it is forecast that there will be 3 inches more rainfall in St Louis than in Houston .
The weather in St Louis for the next ten days will be 82°F - that’s the same temperature as Houston.
Sun, Mon, Tue, Wed, Thu, Fri and Sat the only days where direct flights are available for this route.
Which airlines fly from Houston to St Louis?
Currently, our data suggests that 4 airlines fly Houston to St Louis directly, including ANA, Copa Airlines and United Airlines.
57 users have been comparing flight prices between Houston and St Louis this week.
How many flights depart from Houston to St Louis on average per day?
Travelers can expect 20 flights from Houston George Bush Intcntl to Lambert-St Louis on average per day.
Morning (6am - Noon) - 40% of flight departures
Evening (6pm - Midnight) - 60% of flight departures
How long does the flight from Houston to St Louis take?
A typical nonstop flight can take about 3 hours, covering about 416 miles.

Related info for your journey

Useful info, stats and facts about Houston to St Louis flights.
Flight FAQs
From Houston to St Louis
What percent of flights are delayed?
A delay of 49.9 mins is common
How many passenger seats are available on a flight on this route?
On average, all flights from Houston offer a total of 267 seats to St Louis per day
What is the cheapest airline for this route?
The cheapest airline for this route is Trans States Airlines, Inc. on average. Trans States Airlines, Inc. operates 115 flight per week
Related searches
Flights to St Louis from Houston