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

Know your dates, get live prices in seconds:

From
To
Depart
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

The best prices from Houston George Bush Intcntl to Lambert-St Louis are usually found in August or September, booked 27 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

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

All the information you need to plan the best IAH to STL flight in 2022: compare George Bush Intcntl to St. Louis flight prices with the expected peak season, weather and rainfall in St. Louis.
IAH - STL
Price
$249 - $375
STL
Temperature
32 - 80.6 °F
STL
Precipitation
2.2 - 4.7 inches

Popular in

March

High demand for flights, 13% potential price rise

Cheapest in

August

Best time to find cheap flights, 24% potential price drop

Round-trip from

$249

From Houston George Bush Intcntl to Lambert-St Louis

One-way from

$103

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

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
How far in advance should I book a flight from Houston George Bush Intcntl Airport to St. Louis?

Travelers have found it’s best to book a flight 24 days in advance to save up to 40% 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 24 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 Houston George Bush Intcntl Airport to St. Louis 1-2 weeks in advance for as low as $270, or $358 for flights within the next 24 hours.

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

July is one of the best times of the year to fly to St. Louis from Houston George Bush Intcntl Airport. Prices for July average $273 per person but you can even find prices for as low as $162. The most expensive prices can be found in the month of November. Opting for a July flight can save you 35% on your journey compared to booking in July

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

When flying from Houston George Bush Intcntl Airport to St. Louis, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 9% versus a flight in the morning.

What is the cheapest day to fly round-trip from Houston George Bush Intcntl Airport to St. Louis?

Leaving on a Monday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 15% on the overall cost on flights from Houston George Bush Intcntl Airport to St. Louis.

Cheap flights from George Bush Intcntl to St. Louis in January, February 2022

The best prices found for IAH to STL flights for January, February
24 Feb - 27 Feb
$100pp
IAH
Houston George Bush Intcntl
Spirit Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Spirit Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
1 Feb - 10 Feb
$103pp
IAH
Houston George Bush Intcntl
Spirit Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Spirit Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
24 Feb - 27 Feb
$104pp
IAH
Houston George Bush Intcntl
Spirit Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Spirit Airlines
   
2 STOPS
IAH
Houston George Bush Intcntl

Houston George Bush Intcntl to St. Louis 2022 flight deals

Cheap flights to St. Louis from George Bush Intcntl found for this year
4 Mar - 6 Mar
$100pp
IAH
Houston George Bush Intcntl
Spirit Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Spirit Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
1 Feb - 10 Feb
$103pp
IAH
Houston George Bush Intcntl
Spirit Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Spirit Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
24 Feb - 27 Feb
$104pp
IAH
Houston George Bush Intcntl
Spirit Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Spirit Airlines
   
2 STOPS
IAH
Houston George Bush Intcntl

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

Save time with George Bush Intcntl to St. Louis direct flight deals
8 Feb - 9 Feb
$158pp
IAH
Houston George Bush Intcntl
United Airlines
Non-Stop
STL
Lambert-St Louis
STL
Lambert-St Louis
United Airlines
Non-Stop
IAH
Houston George Bush Intcntl
18 Feb - 21 Feb
$168pp
IAH
Houston George Bush Intcntl
United Airlines
Non-Stop
STL
Lambert-St Louis
STL
Lambert-St Louis
United Airlines
Non-Stop
IAH
Houston George Bush Intcntl
11 Feb - 13 Feb
$178pp
IAH
Houston George Bush Intcntl
United Airlines
Non-Stop
STL
Lambert-St Louis
STL
Lambert-St Louis
United Airlines
Non-Stop
IAH
Houston George Bush Intcntl

Last minute flights from George Bush Intcntl to St. Louis

Late deals on round-trip flights to St. Louis from George Bush Intcntl, departing today and this week
1 Feb - 10 Feb
$103pp
IAH
Houston George Bush Intcntl
Spirit Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Spirit Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
31 Jan - 9 Feb
$114pp
IAH
Houston George Bush Intcntl
Spirit Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Spirit Airlines
 
1 STOP
IAH
Houston George Bush Intcntl
1 Feb - 10 Feb
$125pp
IAH
Houston George Bush Intcntl
Spirit Airlines
   
2 STOPS
STL
Lambert-St Louis
STL
Lambert-St Louis
Spirit Airlines
 
1 STOP
IAH
Houston George Bush Intcntl

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

The cheapest one-way flights from George Bush Intcntl to St. Louis
4:24 pm - 10:54 am
United Airlines
2 Stops
18h 30m
IAH - STL
United Airlines
$103
United
3:22 pm - 3:34 pm
Multiple Airlines
3 Stops
24h 12m
IAH - STL
Multiple Airlines
$136
Kiwi.com
8:42 am - 5:43 am
Spirit Airlines
2 Stops
21h 01m
IAH - STL
Spirit Airlines
$137
FareScan

Related info for your journey

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

Flight FAQs

From George Bush Intcntl to St. Louis

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

Lambert-St Louis (STL) is the airport you will fly into if you book a flight from Houston George Bush Intcntl to St. Louis. You should not have trouble finding flights to Lambert-St Louis from Houston George Bush Intcntl; the airport handles an average of 7 inbound flights from Houston George Bush Intcntl per day. You should also have plenty of airline options to choose from since 5 airlines have flights to the St. Louis airport from Houston George Bush Intcntl. It is only a 12.7 mi journey from Lambert-St Louis (STL) to St. Louis’s city center.

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

Due to the rapidly changing circumstances due to COVID-19, airlines like United Airlines, Frontier, and American Airlines flying from Houston George Bush Intcntl to Lambert-St Louis have implemented new flexible cancellation policies.

Can I find flights from Houston George Bush Intcntl Airport to St. Louis for under $100 on Cheapflights?

Yes, there are multiple flights from Houston George Bush Intcntl Airport to St. Louis for under $100. The cheapest flight booked recently is on Spirit Airlines for just $100, but on average you can expect to pay $127.

Are there nonstop flights from Houston George Bush Intcntl Airport to St. Louis for under $200 on Cheapflights?

Cheapflights has at least 18 direct flights from Houston George Bush Intcntl Airport to St. Louis under $200. A good price for a nonstop flight from Houston George Bush Intcntl Airport to St. Louis is less than $278.

Are there last-minute flights available from Houston George Bush Intcntl Airport to St. Louis for under $200?

There are currently 20+ open flights from Houston George Bush Intcntl Airport to St. Louis within the next 7 days for less than $200.

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

Flights from Houston George Bush Intcntl to Lambert-St Louis have been viewed 63 times in the past calendar month.

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

According to our current data, Spirit Airlines ($100), Frontier ($145), and United Airlines ($158) offers the cheapest pricing from Houston George Bush Intcntl Airport to St. Louis. These flights start at 69% lower than the current average price 3 months from now.

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

The top 3 most reliable airlines when flying from Houston George Bush Intcntl Airport to St. Louis are Copa Airlines (80%), Air New Zealand (80%) and CommutAir (71%).

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

The cheapest flight price from Houston George Bush Intcntl Airport to St. Louis is $63. On average you can expect to pay $326. The most popular route, (Houston George Bush Intcntl - Lambert-St Louis), can usually be booked for $100.

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

Before booking your flight from Houston George Bush Intcntl Airport to St. Louis check out the most popular airlines for this route: Major Airline, American Airlines or Delta.

Related searches

Flights to St. Louis (STL) from George Bush Intcntl
Flights to George Bush Intcntl Flights to St. Louis

Rent a Car

Car Rentals in St. Louis Car Rentals in Missouri

COVID Restrictions

View COVID Travel Restrictions for St. Louis, MO

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

Information is based on travel restrictions for travel to Lambert-St Louis within the United States

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

COVID-19 testing requirements
Visitors from Houston George Bush Intcntl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Lambert-St Louis.

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

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

Returning to Houston George Bush Intcntl from Lambert-St Louis

COVID-19 testing requirements
Visitors from Lambert-St Louis must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Houston George Bush Intcntl.

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

Hide COVID Travel Restrictions for St. Louis, MO

Alternative routes for George Bush Intcntl to St. Louis

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

Destination information for St. Louis

Things to know before you go - useful duration and weather info for your trip from George Bush Intcntl to St. Louis.
Flight duration from Houston George Bush Intcntl to STL
2h 19m
Average temperature for January in St. Louis
44.6 °F
Avg rainfall for January in St. Louis
2.8 ″

Airports servicing Houston

Airports servicing St. Louis

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

The chart below displays the airlines Cheapflights users traveling from George Bush Intcntl to St. Louis 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
Frontier
$87 $218 No cancel fee 62%
Delta
$121 $308 No cancel fee N/A
American Airlines
$147 $334 No cancel fee 71%
United Airlines
$173 $412 No cancel fee 69%

Hourly flight availability from George Bush Intcntl to St. Louis

See what time of day planes typically take off from George Bush Intcntl towards St. Louis.
Morning 6 AM to noon 81% of IAH to STL departures
Evening 6 PM to midnight 17% of IAH to STL departures
Early morning Midnight to 6 AM 2% of IAH to STL departures
Afternoon Noon to 6 PM 0% of IAH to STL departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from George Bush Intcntl to St. Louis
See how many times per day planes take to the skies headed from George Bush Intcntl to St. Louis.
Sunday
6 daily flights
Monday
9 daily flights
Tuesday
9 daily flights
Wednesday
7 daily flights
Thursday
9 daily flights
Friday
6 daily flights
Saturday
8 daily flights
Home North America USA Missouri St. Louis Cheap flights from George Bush Intcntl to St. Louis