St Louis to Houston (STL–HOU) — Airlines, Schedules & Connections

STL Airport Page →
688 mi airlines 62/wk
On-time Some delays Frequent delays
Flight Schedule 28 flights Verified 14m ago
Nonstop 1-Stop 2-Stop Hide separate tickets Hide overnight
  Flight Airline AC Dep Arr Dur OTP Sched  
WN4466
WN Southwest
73H
5:15 AM
EDT T2
7:30 AM
CDT
2h 15m
M T W T F S S
Prices
WN4542
WN Southwest
738
6:26 AM
EDT T2
8:26 AM
CDT
3h
M T W T F S S
Prices
WN3865
WN Southwest
7S7
8:25 AM
EDT T2
10:40 AM
CDT
2h 15m
M T W T F S S
Prices
WN784
WN Southwest
73H
8:35 AM
EDT T2
10:50 AM
CDT
2h 15m
M T W T F S S
Prices
WN4467
WN Southwest
7S7
8:35 AM
EDT T2
10:45 AM
CDT
2h 10m
M T W T F S S
Prices
WN2591
WN Southwest
7S7
1:10 PM
EDT T2
3:25 PM
CDT
2h 15m
M T W T F S S
Prices
WN1712
WN Southwest
7S7
2:00 PM
EDT T2
4:15 PM
CDT
2h 15m
M T W T F S S
Prices
WN3486
WN Southwest
B38M
4:20 PM
EDT T2
6:35 PM
CDT
2h 15m
M T W T F S S
Prices
WN4468
WN Southwest
7S7
4:25 PM
EDT T2
6:35 PM
CDT
2h 10m
M T W T F S S
Prices
WN865
WN Southwest
7M8
5:15 PM
EDT T2
7:35 PM
CDT
2h 20m
M T W T F S S
Prices
WN472
WN Southwest
7S7
5:45 PM
EDT T2
8:05 PM
CDT
2h 20m
M T W T F S S
Prices
WN1753
WN Southwest
7S7
7:15 PM
EDT T2
9:25 PM
CDT
2h 10m
M T W T F S S
Prices
WN2314
WN Southwest
7M8
7:40 PM
EDT T2
9:55 PM
CDT
2h 15m
M T W T F S S
Prices
WN2082
WN Southwest
7S7
8:50 PM
EDT T2
11:00 PM
CDT
2h 10m
M T W T F S S
Prices
WN2311
WN Southwest
73H
9:40 PM
EDT T2
11:55 PM
CDT
2h 15m
M T W T F S S
Prices
WN2422
WN Southwest
73H
7:35 AM
CDT
9:35 AM
EDT
2h
M T W T F S S
Prices
WN344
WN Southwest
7M8
7:40 AM
CDT
9:35 AM
EDT
1h 55m
M T W T F S S
Prices
WN968
WN Southwest
7S7
9:50 AM
CDT
11:50 AM
EDT
2h
M T W T F S S
Prices
WN498
WN Southwest
73H
10:25 AM
CDT
12:25 PM
EDT
2h
M T W T F S S
Prices
WN3153
WN Southwest
7S7
10:40 AM
CDT
12:40 PM
EDT
2h
M T W T F S S
Prices
WN3854
WN Southwest
738
11:05 AM
CDT T4
1:05 PM
EDT
2h
M T W T F S S
Prices
WN3662
WN Southwest
7M8
11:05 AM
CDT
1:05 PM
EDT
2h
M T W T F S S
Prices
WN1688
WN Southwest
7S7
2:35 PM
CDT
4:40 PM
EDT
2h 5m
M T W T F S S
Prices
WN3319
WN Southwest
7S7
4:50 PM
CDT
6:45 PM
EDT
1h 55m
M T W T F S S
Prices
WN1218
WN Southwest
7S7
5:10 PM
CDT
7:10 PM
EDT
2h
M T W T F S S
Prices
WN2434
WN Southwest
7M8
7:15 PM
CDT
9:15 PM
EDT
2h
M T W T F S S
Prices
WN2426
WN Southwest
7M8
8:15 PM
CDT
10:20 PM
EDT
2h 5m
M T W T F S S
Prices
WN2802
WN Southwest
7M8
9:15 PM
CDT T4
11:15 PM+1
EDT
2h
M T W T F S S
Prices

No flights match your filters.

No nonstop flights on this route. connecting options below.

1-STOP
2-STOP Loading...
St Louis to Houston
1 carrier, 62 flights/week nonstop.
1 Airlines 62 Flights/wk 688 mi 2h 10m nonstop -1h behind 79 1-stop hubs

STL–HOU is served by 1 airline with nonstop service. Southwest Airlines leads the route. The flight covers 688 miles in approximately 2h 10m. Beyond nonstop, 79 hubs offer 1-stop connections.

Airline Landscape

All carriers operating nonstop STL–HOU service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
WN Southwest Airlines 62 738, 73H, 7M8, 7S7, B38M 2h10-3h 100%
Aircraft on this route
738 Boeing 737-800 – WN
73H Boeing 737-800 – WN
7M8 Boeing 737 MAX 8 – WN
7S7 Boeing 737 MAX 7 – WN
B38MWN
Alliance coverage
Unaffiliated: WN (62 flights/wk, 100%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Weekly Schedule Pattern

Nonstop flight frequency by day of week, STL to HOU direction.
Mon
10
flights
Tue
8
flights
Wed
8
flights
Thu
10
flights
Fri
10
flights
Sat
6
flights
Sun
10
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
15
Nonstop flights
62
Outbound / wk
50
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for STL to HOU.
1-STOP
One-Stop Connections
79
Hubs
~4h
Fastest
~30h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
2,083
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.

On-Time Performance

What to expect at each end of your journey.
Outbound
STL → HOU
100%
Generally reliable. Most flights run on time.
Departing
100%
Arriving
100%
Return
HOU → STL
100%
Generally reliable. Most flights run on time.
Departing
100%
Arriving
100%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. STL delays → HOU delays →

Travel Essentials

Practical planning for this route.
Time Difference
-1h
Houston is 1 hour behind St Louis.
STL: EDT · HOU: CDT

When it's 6:00 PM in St Louis, it's 5:00 PM in Houston.
Distance & Flight Time
688 mi / 1,108 km
Nonstop flight time is approximately 2h 10m to 3h 0m.

STL–HOU Quick Facts

Key statistics for the St Louis to Houston route.
Route details
Distance688 mi / 1,108 km
Flight time2h 10m to 3h
Time difference-1 hour
Airlines (nonstop)1
Weekly flights62 out / 50 return
1-stop connections79 hubs
Origin: STL
IATA / ICAOSTL / KSTL
TimezoneAmerica/Indiana/Vincennes
Passengers/yr15.6M
Elevation618 ft / 188 m
Destination: HOU
IATA / ICAOHOU / KHOU
TimezoneAmerica/Indiana/Tell_City
Passengers/yr14.2M
Elevation46 ft / 14 m

Frequently Asked Questions

Common questions about STL to HOU flights.
Nonstop flights from St. Louis Lambert International Airport to William P. Hobby Airport take approximately 2h 10m to 3h. The route covers 688 miles.
1 airline operates nonstop service: Southwest Airlines.
There are approximately 62 nonstop flights per week from STL to HOU. The return direction has about 50 weekly flights.
Yes, 1-stop connections are available through LIT, MKC, BHM, LEX, SRQ, GRB, PWK, CLE, CLT, SBN, TUL, BJC, PBI, YYZ, OKC, RSW, IAD, ASE, EGE, LNS, BCT, SUA, ORD, EWR, NAS, ELP, TEB, BOS, OGD, SCF, GCM, SBA, BUR, PSP, PHL, BZN, MRY, SFO, SJC, CMH, VPS, SAT, PVR, DFW, MDW, MCI, CHS, ATL, IND, MSY, BNA, DAL, AUS, MCO, JAX, TPA, FLL, BWI, PNS, DEN, DCA, LAS, PHX, RDU, MIA, OMA, MSP, SLC, LAX, LGA, CUN, ECP, SAN, ABQ, SAV, PIT, SJD, SMF and SJU. These options provide additional schedule flexibility.
Houston is 1 hour behind St Louis.
Yes, return flights from HOU to STL are available. Use the direction toggle at the top to view the return schedule.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from STL to HOU

St. Louis Lambert International Airport (STL) and William P. Hobby Airport (HOU) are connected by nonstop service from Southwest Airlines. With 62 weekly departures, this is a heavily served route.

STL to HOU Flight Duration and Schedule

Nonstop flight time from STL to HOU ranges from 2 hours 10 minutes to 3 hours 0 minutes. The route covers a distance of 688 miles (1,108 km). There are approximately 62 weekly flights outbound and 50 return, totaling 112 flights per week in both directions.

Connecting Options and Alternatives

79 one-stop connections are available, with the fastest taking approximately 4 hours via LIT. Two-stop connections are also available via intermediate hubs.