St. Louis (STL) to Houston (IAH) Flights from ₹15,968
Fares on this route currently start from ₹15,968. Compare live STL to IAH prices, non-stop and connecting flights, departure times and airline choices before booking. Use the search panel to change origin, destination, passengers, cabin and trip type instantly.
STL → IAHApprox. 1075.61 km04 Jun 2026Live inventory
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Showing 25
of 120
live flights
Southwest Airlines
WN-3941
21:45
06/04/2026
STL
St Louis Lambert International Airport
2h 0m
Non-stop
23:45
06/04/2026
HOU
George Bush Intercontinental Houston Airport
₹15,968
per person
✕ Non-refundable9 fare options
Southwest Airlines
WN-3919
05:00
06/04/2026
STL
St Louis Lambert International Airport
2h 5m
Non-stop
07:05
06/04/2026
HOU
George Bush Intercontinental Houston Airport
₹15,968
per person
✕ Non-refundable9 fare options
Southwest Airlines
WN-3136
18:50
06/04/2026
STL
St Louis Lambert International Airport
2h 5m
Non-stop
20:55
06/04/2026
HOU
George Bush Intercontinental Houston Airport
₹15,968
per person
✕ Non-refundable9 fare options
Delta Air Lines
DL-1393
19:01
06/04/2026
STL
St Louis Lambert International Airport
4h 53m
1 Stop
⏱ ATL · 0h 56mATL Airport
23:54
06/04/2026
IAH
George Bush Intercontinental Houston Airport
₹15,980
per person
✕ Non-refundable6 fare options
American Airlines
AA-2261
05:29
06/04/2026
STL
St Louis Lambert International Airport
4h 17m
1 Stop
⏱ DFW · 1h 2mDFW Airport
09:46
06/04/2026
IAH
George Bush Intercontinental Houston Airport
₹16,073
per person
✓ Refundable15 fare options
American Airlines
AA-2491
19:20
06/04/2026
STL
St Louis Lambert International Airport
4h 38m
1 Stop
⏱ DFW · 1h 27mDFW Airport
23:58
06/04/2026
IAH
George Bush Intercontinental Houston Airport
₹16,073
per person
✓ Refundable15 fare options
American Airlines
AA-2261
05:29
06/04/2026
STL
St Louis Lambert International Airport
5h 24m
1 Stop
⏱ DFW · 2h 6mDFW Airport
10:53
06/04/2026
IAH
George Bush Intercontinental Houston Airport
₹16,073
per person
✓ Refundable10 fare options
American Airlines
AA-2324
07:03
06/04/2026
STL
St Louis Lambert International Airport
5h 37m
1 Stop
⏱ ORD · 1h 20mORD Airport
12:40
06/04/2026
IAH
George Bush Intercontinental Houston Airport
₹16,073
per person
✓ Refundable15 fare options
American Airlines
AA-537
07:04
06/04/2026
STL
St Louis Lambert International Airport
6h 13m
1 Stop
⏱ DFW · 2h 50mDFW Airport
13:17
06/04/2026
IAH
George Bush Intercontinental Houston Airport
₹16,073
per person
✓ Refundable10 fare options
American Airlines
AA-1926
06:00
06/04/2026
STL
St Louis Lambert International Airport
6h 40m
1 Stop
⏱ ORD · 2h 20mORD Airport
12:40
06/04/2026
IAH
George Bush Intercontinental Houston Airport
₹16,073
per person
✕ Non-refundable15 fare options
Delta Air Lines
DL-1626
06:45
06/04/2026
STL
St Louis Lambert International Airport
7h 45m
1 Stop
⏱ DTW · 3h 7mDTW Airport
14:30
06/04/2026
IAH
George Bush Intercontinental Houston Airport
₹16,140
per person
✕ Non-refundable
Southwest Airlines
WN-3988
17:25
06/04/2026
STL
St Louis Lambert International Airport
4h 25m
Non-stop
21:50
06/04/2026
HOU
George Bush Intercontinental Houston Airport
₹17,383
per person
✕ Non-refundable5 fare options
Southwest Airlines
WN-3988
17:25
06/04/2026
STL
St Louis Lambert International Airport
4h 25m
1 Stop
⏱ VPS · 0h 45mVPS Airport
21:50
06/04/2026
HOU
George Bush Intercontinental Houston Airport
₹17,534
per person
✓ Refundable4 fare options
Southwest Airlines
WN-3597
19:20
06/04/2026
STL
St Louis Lambert International Airport
3h 50m
1 Stop
⏱ DAL · 1h 0mDAL Airport
23:10
06/04/2026
HOU
George Bush Intercontinental Houston Airport
₹17,808
per person
✕ Non-refundable9 fare options
Southwest Airlines
WN-1417
17:30
06/04/2026
STL
St Louis Lambert International Airport
4h 10m
1 Stop
⏱ DAL · 1h 20mDAL Airport
21:40
06/04/2026
HOU
George Bush Intercontinental Houston Airport
₹17,808
per person
✕ Non-refundable9 fare options
Southwest Airlines
WN-329
15:20
06/04/2026
STL
St Louis Lambert International Airport
4h 25m
1 Stop
⏱ AUS · 1h 25mAUS Airport
19:45
06/04/2026
HOU
George Bush Intercontinental Houston Airport
₹17,808
per person
✕ Non-refundable9 fare options
Southwest Airlines
WN-3944
16:45
06/04/2026
STL
St Louis Lambert International Airport
5h 10m
1 Stop
⏱ MCI · 2h 0mMCI Airport
21:55
06/04/2026
HOU
George Bush Intercontinental Houston Airport
₹17,808
per person
✕ Non-refundable9 fare options
Southwest Airlines
WN-3949
18:15
06/04/2026
STL
St Louis Lambert International Airport
5h 30m
1 Stop
⏱ MCO · 0h 35mMCO Airport
23:45
06/04/2026
HOU
George Bush Intercontinental Houston Airport
₹17,808
per person
✕ Non-refundable9 fare options
Southwest Airlines
WN-1417
17:30
06/04/2026
STL
St Louis Lambert International Airport
5h 40m
1 Stop
⏱ DAL · 2h 50mDAL Airport
23:10
06/04/2026
HOU
George Bush Intercontinental Houston Airport
₹17,961
per person
✓ Refundable4 fare options
Southwest Airlines
WN-482
19:15
06/04/2026
STL
St Louis Lambert International Airport
5h 30m
1 Stop
⏱ BNA · 2h 25mBNA Airport
00:45
06/05/2026
+1
HOU
George Bush Intercontinental Houston Airport
₹17,961
per person
✓ Refundable4 fare options
Southwest Airlines
WN-596
18:30
06/04/2026
STL
St Louis Lambert International Airport
5h 40m
1 Stop
⏱ MDW · 2h 5mMDW Airport
00:10
06/05/2026
+1
HOU
George Bush Intercontinental Houston Airport
₹17,961
per person
✓ Refundable4 fare options
Delta Air Lines
DL-1524
06:00
06/04/2026
STL
St Louis Lambert International Airport
5h 9m
1 Stop
⏱ ATL · 1h 9mATL Airport
11:09
06/04/2026
IAH
George Bush Intercontinental Houston Airport
₹18,818
per person
✕ Non-refundable6 fare options
United Airlines
UA-6283
06:14
06/04/2026
STL
St Louis Lambert International Airport
2h 17m
Non-stop
08:31
06/04/2026
IAH
George Bush Intercontinental Houston Airport
₹18,833
per person
✕ Non-refundable6 fare options
United Airlines
UA-4028
08:35
06/04/2026
STL
St Louis Lambert International Airport
2h 17m
Non-stop
10:52
06/04/2026
IAH
George Bush Intercontinental Houston Airport
₹18,833
per person
✕ Non-refundable🔥 Last 5 seats6 fare options
Delta Air Lines
DL-1102
13:27
06/04/2026
STL
St Louis Lambert International Airport
7h 58m
1 Stop
⏱ ATL · 4h 8mATL Airport
21:25
06/04/2026
IAH
George Bush Intercontinental Houston Airport
₹18,965
per person
✕ Non-refundable
😕 No flights match your filters.
St. Louis (STL)
📍 St Louis Lambert International Airport
🌍 United States
🕐 GMT -6
📐 Latitude: 38.748697
📐 Longitude: -90.370003
Houston (IAH)
📍 George Bush Intercontinental Houston Airport
🌍 United States
🕐 GMT -6
📐 Latitude: 29.984399795532227
📐 Longitude: -95.34140014648438
✈ Distance: St. Louis,USA to Houston, TX,USA — 1075.61 km
📅 Results on this page are loaded for 04 Jun 2026. Click View all flights for the complete live search.
St. Louis to Houston — what to expect when booking
The STL–IAH route is served by multiple carriers throughout the year.
Fares on this route can move quickly — a price available now may not be there 30 minutes later.
If your dates are flexible, try shifting your departure by a day or two using the date strip above.
Mid-week departures often show lower base fares compared to weekend starts on many routes.
The distance between St. Louis,USA and Houston, TX,USA is approximately
1075.61 km.
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❓ Frequently asked questions — St. Louis to Houston flights
Generally yes — fares on most routes are most competitive around 4–6 weeks before departure. Booking earlier usually means better availability and a lower base fare when your dates are fixed.
The straight-line distance between St. Louis,USA (STL) and Houston, TX,USA (IAH) is approximately 1075.61 km. Actual flying distance may vary slightly depending on routing.
Non-stop availability on this route varies by airline schedule and season. Use the filters below to quickly check whether direct options are available on your selected date.
Mid-week departures often show lower prices than weekend travel on many routes. Use the date strip above to compare nearby days quickly.