
Round-trip from | $295 (Frontier) |
|---|---|
One-way from | $62 (Kiwi.com) |
Popular in | March |
Cheapest in | September |
Average price | $353 |
Fly from
Fly to
Route
Depart
Return
HoustonSt. Louis
HOU - STL
HOUSTL
Houston Hobby
Tue 7/21
3:00 pm-7:20 pm
1 stop4h 20m
Lambert-St Louis
Tue 7/28
8:45 am-10:50 am
Nonstop2h 05m
HoustonSt. Louis
HOU - STL
HOUSTL
Houston Hobby
Mon 8/17
11:05 am-1:05 pm
Nonstop2h 00m
Lambert-St Louis
Mon 8/31
7:40 am-12:40 pm
1 stop5h 00m
HoustonSt. Louis
HOU - STL
HOUSTL
Houston Hobby
Tue 7/21
5:14 pm-11:53 pm
1 stop6h 39m
Lambert-St Louis
Tue 7/28
3:58 pm-9:51 pm
1 stop5h 53m
HoustonSt. Louis
IAH - STL
IAHSTL
Houston George Bush Intcntl
Wed 6/17
3:31 pm-5:42 pm
Nonstop2h 11m
Lambert-St Louis
Wed 6/24
8:35 am-10:52 am
Nonstop2h 17m
HoustonSt. Louis
IAH - STL
IAHSTL
Houston George Bush Intcntl
Thu 6/11
8:00 am-10:07 am
Nonstop2h 07m
Lambert-St Louis
Tue 6/16
8:35 am-10:52 am
Nonstop2h 17m
HoustonSt. Louis
HOU - STL
HOUSTL
Houston Hobby
Tue 7/21
7:00 pm-11:40 pm
1 stop4h 40m
Lambert-St Louis
Fri 7/31
5:25 pm-9:50 pm
1 stop4h 25m
HoustonSt. Louis
HOU - STL
HOUSTL
Houston Hobby
Tue 6/23
6:00 pm-11:40 pm
1 stop5h 40m
Lambert-St Louis
Sun 7/5
4:20 pm-9:50 pm
1 stop5h 30m
HoustonSt. Louis
HOU - STL
HOUSTL
Houston Hobby
Fri 8/14
5:30 am-7:30 am
Nonstop2h 00m
Lambert-St Louis
Mon 8/17
10:55 am-12:55 pm
Nonstop2h 00m
HoustonSt. Louis
HOU - STL
HOUSTL
Houston Hobby
Sun 8/2
5:30 pm-10:40 pm
1 stop5h 10m
Lambert-St Louis
Tue 8/4
2:45 pm-7:55 pm
2 stops5h 10m
HoustonSt. Louis
HOU - STL
HOUSTL
Houston Hobby
Tue 6/23
3:00 pm-7:20 pm
1 stop4h 20m
Lambert-St Louis
Wed 6/24
6:00 pm-8:05 pm
Nonstop2h 05m
Currently, September is the cheapest month in which you can book a flight from Houston to St. Louis (average of $76). Flying from Houston to St. Louis in November is currently the most expensive (average of $192). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
One of the essential ways to save on airfare from Houston to St. Louis is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 32% on airfare.
Booking 79 days in advance of your planned departure date is, on average, the best time to get cheap flights from Houston to St. Louis. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Travelers seeking maximum savings on their Houston to St. Louis flight should consider departing on Saturday at noon when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Overall
Comfort
Crew
Food
Boarding
Entertainment
Reviews
Scott,Feb 2026
HOU - FLL
Overall
Comfort
Crew
Food
Boarding
Entertainment
Reviews
Scott,Feb 2026
HOU - FLL
Overall
Comfort
Crew
Food
Boarding
Entertainment
Reviews
Scott,Feb 2026
HOU - FLL
Overall
Comfort
Crew
Food
Boarding
Entertainment
Reviews
Scott,Feb 2026
HOU - FLL
Overall
Comfort
Crew
Food
Boarding
Entertainment
Reviews
Scott,Feb 2026
HOU - FLL
St. Louis Lambert International Airport is located 14 miles from the downtown district in St. Louis. You’ll sometimes see it listed as Lambert Field. This airport is the busiest and the biggest one in the state of Missouri. There is a second airport in the city or located close to the city but the majority of flights arrive at Lambert. There is a connected railway though if it’s needed for a traveler to make it to the other airport.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$111 | Average$225 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$149 | Average$454 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$234 | Average$401 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$292 | Average$421 | FlexibilityNo cancel fee | On-time71% |