Houston to St Louis (IAH–SUS) — Airlines, Schedules & Connections

IAH Airport Page →
656 mi airlines charter/private ~1/wk
On-time Some delays Frequent delays
Connecting Flight Schedule 2 1-stop flights Verified 6d ago
Charter / private route. No scheduled airline service — operated by Aerolink Uganda.
Nonstop Charter / private 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

No flights match your filters.

No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.

✦ 1-Stop connections via 2 hubs
MSP Minneapolis ~5h 29m AFAMDL → Minneapolis (MSP) to St Louis flights
ELP El Paso ~5h 39m ACCMEK → El Paso (ELP) to St Louis flights
✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Houston to St Louis
Flown by charter / private operators — no scheduled airline service.
656 mi 1h 43m nonstop

IAH–SUS has no scheduled airline service; it is flown by charter / private operators. 1-stop connecting options are also available.

Also explore IAH Routes SUS Routes IAH Live Flights SUS Live Flights IAH Delays
All flights from St Louis (SUS) St Louis to Houston flights
Connections

Connection Landscape

1-stop and 2-stop options for IAH to SUS.
1-STOP
One-Stop Connections
2
Hubs
~5h
Fastest
~5h
Longest
MSP ~5h 29m ELP ~5h 39m
Verified with published schedule alignment and minimum connection time.
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.
Reliability

On-Time Performance

What to expect at each end of your journey.
Outbound
IAH → SUS
46%
Frequent delays expected. Consider flexible booking.
Departing
46%
Return
SUS → IAH
82%
Generally reliable. Most flights run on time.
Arriving
82%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. IAH delays →
Alternatives

Other ways to reach St Louis from Houston

Nearby airports with service to Spirit of St Louis Airport.
Metric IAH→SUS HOU→SUS AUS→SUS
Distance from IAH – 24 mi 140 mi
Nonstop airlines – 3 9
Weekly flights ~1 1 1
Flight time 1h 43m 2h 16m 1h 40m
Departure OTP 46% – –
Houston (HOU) to St Louis flights · Austin (AUS) to St Louis flights
Airports within 200 miles of IAH with service to Spirit of St Louis Airport.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
0h
St Louis is 0 hours the same as Houston.
IAH: CDT · SUS: CDT

When it's 6:00 PM in Houston, it's 6:00 PM in St Louis.
Distance & Flight Time
656 mi / 1,056 km
Nonstop flight time is approximately 1h 43m gate to gate.
Getting to IAH

IAH has no direct rail link to downtown Houston. The IAH Express bus runs from Houston Amtrak/Greyhound station via Park & Ride to Terminal C (60–90 min, $1.25 with METRO Q card). This is the only transit option; Houston's rail network does not reach the airport.Taxis from downtown Houston cost $50–70 and take 40–60 minutes. Ride-hails (Uber, Lyft) are typically $35–55. IAH sits 23 miles north of downtown on the North Freeway (I-45); traffic is heavy during morning and evening rush. Remote economy parking lots serve all terminals via shuttle.

Facts

IAH–SUS Quick Facts

Key statistics for the Houston to St Louis route.
Route details
Distance656 mi / 1,056 km
Flight time1h 43m
Time difference0 hours
Airlines (nonstop)Charter / private
Weekly flights~1 out / ~1 return
1-stop connectionsAvailable
Origin: IAH
Full nameGeorge Bush Intercontinental Airport
IATA / ICAOIAH / KIAH
TimezoneAmerica/Chicago
Passengers/yr46.7M
Elevation97 ft / 30 m
Destination: SUS
Full nameSpirit of St Louis Airport
IATA / ICAOSUS / KSUS
TimezoneAmerica/Chicago
Elevation463 ft / 141 m
FAQ

Frequently Asked Questions

Common questions about IAH to SUS flights.
Nonstop flights from George Bush Intercontinental Airport to Spirit of St Louis Airport take about 1h 43m gate to gate. The route covers 656 miles.
Yes, 1-stop connections are available, ranked by layover time.
Yes, return flights from SUS to IAH are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include HOU and AUS. See the Alternatives section for a full comparison.
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 IAH to SUS

George Bush Intercontinental Airport (IAH) and Spirit of St Louis Airport (SUS) are connected through multiple connecting hub airports.

IAH to SUS Flight Duration and Schedule

Nonstop flight time from IAH to SUS is about 1 hours 43 minutes gate to gate. The route covers a distance of 656 miles (1,056 km).

Connecting Options and Alternatives

1-stop connecting options are also available. Nearby alternative airports include Houston (HOU) and Austin (AUS).