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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 September or May, booked 0 days in advance, depart on a Saturday or Thursday and return on a Saturday

$397
$356
$315
$274
Price
$274 - $386
Temperature
45 - 90 °F
Rainfall
2 - 5 inches
Most popular in July High demand for flights, 4% potential price rise
Cheapest in September Best time to find cheap flights, 1% potential price drop
Average price $337 Price for this month
Cheapest price $274 From Houston to St Louis

Cheap flights from Houston to St Louis in November 2019

The best prices found for IAH to STL flights for November
26 Nov - 3 Dec
$270pp
IAH
Houston George Bush Intcntl
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
   
2 STOPS
IAH
Houston George Bush Intcntl

Houston to St Louis 2019 flight deals

Cheap flights to St Louis from Houston found for this year
31 Dec - 6 Jan
$318pp
IAH
Houston George Bush Intcntl
American Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
American Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
21 Dec - 24 Dec
$362pp
IAH
Houston George Bush Intcntl
Delta
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Delta
 
1 STOP
IAH
Houston George Bush Intcntl
23 Dec - 1 Jan
$364pp
IAH
Houston George Bush Intcntl
Delta
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Delta
 
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
19 Nov - 20 Nov
$267pp
IAH
Houston George Bush Intcntl
Frontier
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Frontier
 
1 STOP
IAH
Houston George Bush Intcntl

Alternative routes for Houston to St Louis

Destination information for St Louis

Things to know before you go. Useful info for your trip from Houston to St Louis
Flight duration
2h 17m
Average temperature for November in St Louis
57.2 °F
Avg rainfall for November in St Louis
3.4 ″

Airports servicing Houston

Airports servicing St. Louis

Related info for your journey

Useful info, stats and facts about Houston to St Louis flights.

Flight FAQs

From Houston to St Louis

What days are nonstop flights available from Houston to St Louis?

Nonstop flights can be found on the following days: Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday.

How popular is this flight route?

The Houston George Bush Intcntl to Lambert-St Louis flight path was viewed by 76 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What percent of flights are delayed?

Flights from Houston to St Louis are usually delayed by 50min. so prepare accordingly.

How many passenger seats are available on a flight on this route?

Commercial airlines for the flight route can seat a total of 267 passengers per day from Houston George Bush Intcntl to Lambert-St Louis.

What is the cheapest airline for this route?

The cheapest airline for this route is Trans States Airlines, Inc.. When flying this airline from Houston to St Louis on average you can expect to find 115 flights available for this route daily.

How long does the flight from Houston to St Louis take?

A typical nonstop flight can take about 3 hours, covering about 417 miles.

How many flights depart from Houston to St Louis on average per day?

Travelers can expect 36 flights from Houston George Bush Intcntl to Lambert-St Louis on average per day.
Morning (6am - Noon) - 56% of flight departures
Afternoon (Noon - 6pm) - 11% of flight departures
Evening (6pm - Midnight) - 33% of flight departures

Does it rain more in Houston or St Louis?

Expected rainfall in Houston is less than in St Louis. You can expect this to be the case over the next 12 days.

Is Houston weather warmer or cooler than St Louis?

Our data indicates that the weather will be 90 °F on average in the month of July. The temperature in St Louis is typically hotter than in Houston. If you're traveling when the temperature is at its warmest, push to plan early, as flight price and availability will have an impact on your travels. For the best results, search for flights well in advance or after peak season.