Cheap flights from St. Louis to George Bush Intcntl (STL - IAH)

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The best prices from Lambert-St Louis to Houston George Bush Intcntl are usually found in January or October, booked 47 days in advance, depart on a Saturday or Tuesday and return on a Tuesday

How to find the cheapest flight from
St. Louis (STL) to George Bush Intcntl (IAH)

All the information you need to plan the best STL to IAH flight in 2022: compare St. Louis to George Bush Intcntl flight prices with the expected peak season, weather and rainfall in George Bush Intcntl.
STL - IAH
Price
$207 - $382
IAH
Temperature
53.6 - 84.2 °F
IAH
Rainfall
3.2 - 5.9 inches

Popular in

December

High demand for flights, 22% potential price rise

Cheapest in

January

Best time to find cheap flights, 31% potential price drop

Round-trip from

$207

From Lambert-St Louis to Houston George Bush Intcntl

One-way from

$171

One-way flight from Lambert-St Louis to Houston George Bush Intcntl

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from St. Louis to Houston George Bush Intcntl Airport?

Users have found that flying from St. Louis to Houston George Bush Intcntl Airport on a Sunday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

What is the cheapest month to fly from St. Louis to Houston George Bush Intcntl Airport?

September is one of the best times of the year to fly to Houston George Bush Intcntl Airport from St. Louis. Prices for September average $305 per person but you can even find prices for as low as $187. The most expensive prices can be found in the month of June. Opting for a September flight can save you 23% on your journey compared to booking in June

How far in advance should I book a flight from St. Louis to Houston George Bush Intcntl Airport?

Travelers have found it’s best to book a flight 60 days in advance to save up to 47% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 60 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from St. Louis to Houston George Bush Intcntl Airport 1-2 weeks in advance for as low as $338, or $414 for flights within the next 24 hours.

When is the cheapest time to fly from St. Louis to Houston George Bush Intcntl Airport (STL - IAH)?

Unlike at noon, when flights are generally more expensive, you can save up to 46% on flights from St. Louis to Houston George Bush Intcntl Airport by exploring options for tickets in the evening.

Cheap flights from St. Louis to George Bush Intcntl in June, July 2022

The best prices found for STL to IAH flights for June, July
5 Jul - 31 Aug
$279pp
STL
Lambert-St Louis
Multiple Airlines
Non-Stop
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
American Airlines
 
1 STOP
STL
Lambert-St Louis
27 Jul - 28 Jul
$280pp
STL
Lambert-St Louis
Multiple Airlines
Non-Stop
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
American Airlines
 
1 STOP
STL
Lambert-St Louis
12 Jul - 26 Jul
$282pp
STL
Lambert-St Louis
United Airlines
Non-Stop
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
United Airlines
Non-Stop
STL
Lambert-St Louis

Lambert-St Louis to George Bush Intcntl 2022 flight deals

Cheap flights to George Bush Intcntl from St. Louis found for this year
23 Aug - 31 Aug
$233pp
STL
Lambert-St Louis
American Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
American Airlines
 
1 STOP
STL
Lambert-St Louis
18 Aug - 20 Aug
$234pp
STL
Lambert-St Louis
American Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
American Airlines
 
1 STOP
STL
Lambert-St Louis
9 Aug - 16 Aug
$258pp
STL
Lambert-St Louis
Spirit Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
Spirit Airlines
 
1 STOP
STL
Lambert-St Louis

Non-stop flights to George Bush Intcntl from St. Louis

Save time with St. Louis to George Bush Intcntl direct flight deals
12 Jul - 26 Jul
$282pp
STL
Lambert-St Louis
United Airlines
Non-Stop
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
United Airlines
Non-Stop
STL
Lambert-St Louis
26 Jul - 1 Aug
$303pp
STL
Lambert-St Louis
United Airlines
Non-Stop
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
United Airlines
Non-Stop
STL
Lambert-St Louis
23 Aug - 31 Aug
$304pp
STL
Lambert-St Louis
United Airlines
Non-Stop
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
United Airlines
Non-Stop
STL
Lambert-St Louis

Last minute flights from St. Louis to George Bush Intcntl

Late deals on round-trip flights to George Bush Intcntl from St. Louis, departing today and this week
5 Jul - 31 Aug
$279pp
STL
Lambert-St Louis
Multiple Airlines
Non-Stop
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
American Airlines
 
1 STOP
STL
Lambert-St Louis
5 Jul - 31 Aug
$315pp
STL
Lambert-St Louis
United Airlines
Non-Stop
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
United Airlines
Non-Stop
STL
Lambert-St Louis
5 Jul - 31 Aug
$317pp
STL
Lambert-St Louis
American Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
IAH
Houston George Bush Intcntl
American Airlines
 
1 STOP
STL
Lambert-St Louis

One-way flights to George Bush Intcntl from St. Louis

The cheapest one-way flights from St. Louis to George Bush Intcntl
1:06 am - 8:55 am
American Airlines
1 Stop
7h 49m
STL - IAH
American Airlines
2:24 pm - 4:07 am
Frontier
1 Stop
13h 43m
STL - IAH
Frontier
$185
Kiwi.com
4:08 pm - 7:31 am
Multiple Airlines
2 Stops
15h 23m
STL - IAH
Multiple Airlines
$191
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">St. Louis</span> to <span class="emphasized">George Bush Intcntl</span> flights.

Flight FAQs

From St. Louis to George Bush Intcntl

What airport do you fly from for flights from St. Louis to Houston George Bush Intcntl?

Lambert-St Louis (STL) is the airport you will fly out of if you book a flight from St. Louis to Houston George Bush Intcntl. You should not have trouble finding flights to Houston George Bush Intcntl from Lambert-St Louis; the airport handles an average of 5 outbound flights to Houston George Bush Intcntl per day. You should also have plenty of airline options to choose from since 5 airlines have flights from the St. Louis airport to Houston George Bush Intcntl. It is only a 12.7 mi journey to Lambert-St Louis (STL) from St. Louis’s city center.

Which airlines flying from Lambert-St Louis to Houston George Bush Intcntl have flexible cancellations due to COVID-19?

United Airlines, American Airlines, and Spirit Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from St. Louis to Houston George Bush Intcntl Airport for under $300 on Cheapflights?

Yes, there are multiple flights from St. Louis to Houston George Bush Intcntl Airport for under $300. The cheapest flight booked recently is on American Airlines for just $233, but on average you can expect to pay $279.

Are there nonstop flights from St. Louis to Houston George Bush Intcntl Airport for under $300 on Cheapflights?

Cheapflights has at least 20 direct flights from St. Louis to Houston George Bush Intcntl Airport under $300. A good price for a nonstop flight from St. Louis to Houston George Bush Intcntl Airport is less than $346.

Are there last-minute flights available from St. Louis to Houston George Bush Intcntl Airport for under $300?

There are currently 20+ open flights from St. Louis to Houston George Bush Intcntl Airport within the next 7 days for less than $300.

What days are nonstop flights available from St. Louis to Houston George Bush Intcntl Airport?

Nonstop flights are available for this route on the following days: Tuesday, Wednesday, Friday.

How popular is this St. Louis to Houston George Bush Intcntl Airport flight route?

The Lambert-St Louis to Houston George Bush Intcntl flight path was viewed by 40 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

How many flights depart from St. Louis to Houston George Bush Intcntl Airport on average per day?

3 flight departures from St. Louis to Houston George Bush Intcntl Airport per day on average.
Early Morning (Midnight to 6am) - 100% of flight departures

How long is the flight from St. Louis to Houston George Bush Intcntl Airport?

For as low as $233, American Airlines can have you in Houston George Bush Intcntl Airport from St. Louis in 2h 02m. The distance from St. Louis to Houston George Bush Intcntl Airport is about 671 mi. This flight may include one or multiple stops.

What are the cheapest airlines flying from St. Louis to Houston George Bush Intcntl Airport round-trip?

Our cheapest airline available from St. Louis to Houston George Bush Intcntl Airport is American Airlines. Our recent data shows that you can find tickets from as low as $233 on this airline. Additional options worth looking into are Spirit Airlines and United Airlines, starting at $258 and $282 round-trip. American Airlines is priced at 22% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from St. Louis to Houston George Bush Intcntl Airport one-way?

$119 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Spirit Airlines and American Airlines, with prices starting from $133 and $161, respectively.

What are the cheapest flights from St. Louis to Houston George Bush Intcntl Airport?

Looking for the cheapest flight from St. Louis to Houston George Bush Intcntl Airport? While on average our users pay $296, our data indicates the cheapest price to be $22. The most popular route (Lambert-St Louis - Houston George Bush Intcntl), is priced around $234.

What are the most reliable airlines from St. Louis to Houston George Bush Intcntl Airport?

Before booking your flight to Houston George Bush Intcntl Airport from St. Louis, check out the most reliable airlines to get you to your destination on time: CommutAir (93%), ANA (93%), Copa Airlines( 92%).

What are the most popular airlines that fly from St. Louis to Houston George Bush Intcntl Airport?

The most popular airlines flying from St. Louis to Houston George Bush Intcntl Airport are Major Airline, American Airlines and Alaska Airlines. Something to consider prior to booking your flight.

Related searches

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COVID Restrictions

View COVID Travel Restrictions for George Bush Intcntl (IAH)

Do I need a COVID test to fly to George Bush Intcntl from St. Louis?

Information is based on travel restrictions for travel to Houston George Bush Intcntl within the United States

Most visitors from Lambert-St Louis need to provide a negative COVID-19 test result and/or quarantine to enter Houston George Bush Intcntl.

COVID-19 testing requirements
Visitors from Lambert-St Louis are not required to present a negative COVID-19 PCR test or antigen result upon entering Houston George Bush Intcntl.

Quarantine requirements
Visitors from Lambert-St Louis are not required to quarantine after entering Houston George Bush Intcntl.

Do I need a test to fly back to St. Louis from George Bush Intcntl?

Returning to Lambert-St Louis from Houston George Bush Intcntl

COVID-19 testing requirements
Visitors from Houston George Bush Intcntl are not required to present a negative COVID-19 PCR test or antigen result upon entering Lambert-St Louis.

Quarantine requirements
Visitors from Houston George Bush Intcntl are not required to quarantine after entering Lambert-St Louis.

Hide COVID Travel Restrictions for George Bush Intcntl (IAH)

Alternative routes for St. Louis to George Bush Intcntl

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for George Bush Intcntl

Things to know before you go - useful duration and weather info for your trip from St. Louis to George Bush Intcntl.
Flight duration from STL to Houston George Bush Intcntl
2h 07m
Average temperature for June in George Bush Intcntl
91.4 °F
Avg rainfall for June in George Bush Intcntl
6.7 ″

Airports servicing St. Louis

Airports servicing Houston

Top 4 airlines flying from Lambert-St Louis to Houston George Bush Intcntl

The chart below displays the airlines Cheapflights users traveling from St. Louis to George Bush Intcntl choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Juneyao Airlines
$20 $24 No cancel fee 66%

We couldn't confirm the COVID-19 safety measures taken by Juneyao Airlines. Please check directly on their website for additional information.

American Airlines
$104 $305 No cancel fee 71%
Spirit Airlines
$107 $151 No cancel fee 65%
United Airlines
$187 $322 No cancel fee 69%

Hourly flight availability from St. Louis to George Bush Intcntl

See what time of day planes typically take off from St. Louis towards George Bush Intcntl.
Afternoon Noon to 6 PM 40% of STL to IAH departures
Early morning Midnight to 6 AM 34% of STL to IAH departures
Morning 6 AM to noon 26% of STL to IAH departures
Evening 6 PM to midnight 0% of STL to IAH departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from St. Louis to George Bush Intcntl
See how many times per day planes take to the skies headed from St. Louis to George Bush Intcntl.
Sunday
5 daily flights
Monday
6 daily flights
Tuesday
6 daily flights
Wednesday
5 daily flights
Thursday
5 daily flights
Friday
5 daily flights
Saturday
4 daily flights
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