Houston (IAH) to St. Louis (STL) August 2025 Flight Schedule

Flight Houston(IAH) to St. Louis(STL)
CHANGE DIRECTION

George Bush Intercontinental Airport St. Louis Lambert International Airport
IAH : Houston , United States STL : St. Louis , United States
UTC-5(DST) UTC-5(DST)

Houston to St. Louis Flight Schedule(August 2025)

Flight from Houston(IAH) to St. Louis(STL) is operated by 1 airline : United Airlines (UA). You can check flight schedules, flight duration, and aircraft types.

Change Direction(STL to IAH)

Houston (IAH) to St. Louis (STL) Flight Schedule

LastUpdate : 2025/09/01 06:00

Flight Schedule on August 2025 , Direct flight departure from Houston with all airlines , flight number, flight duration, aircraft type.

August 2025
  • United Airlines [ Show / Hide ]
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Change Direction(STL to IAH)
Flight Number / Airline Departure Time Arrival Time Flight Duration Operating Days Aircraft Type Airfare / Tickets
UA6222
United Airlines
07:20 09:28 2h8m
MTWTF-S (Aug 1, Aug 3–8, Aug 10–15, Aug 17–18)
E175 (WL) Trip.com PRICES HIS Prices Expedia PRICES skyticket PRICES
Codeshare flight
UA4367
United Airlines
07:20 09:34 2h14m
-----S- (Aug 2, Aug 9, Aug 16)
ERJ-135/140/145 Trip.com PRICES HIS Prices Expedia PRICES skyticket PRICES
Codeshare flight
UA6214
United Airlines
07:50 10:01 2h11m
MTWTF-S (Aug 19–22, Aug 24–29)
E175 (WL) Trip.com PRICES HIS Prices Expedia PRICES skyticket PRICES
Codeshare flight
UA6255
United Airlines
12:15 14:26 2h11m
Daily (Aug 19–31)
E175 (WL) Trip.com PRICES HIS Prices Expedia PRICES skyticket PRICES
Codeshare flight
UA4754
United Airlines
14:45 16:59 2h14m
MTWT--S (Aug 3–7, Aug 10–14, Aug 17–18)
E175 (WL) Trip.com PRICES HIS Prices Expedia PRICES skyticket PRICES
Codeshare flight
UA6241
United Airlines
14:45 16:59 2h14m
----F-- (Aug 8, Aug 15)
E175 (WL) Trip.com PRICES HIS Prices Expedia PRICES skyticket PRICES
Codeshare flight
UA6037
United Airlines
16:40 18:53 2h13m
Daily (Aug 2, Aug 4–18)
E175 (WL) Trip.com PRICES HIS Prices Expedia PRICES skyticket PRICES
Codeshare flight
UA744
United Airlines
16:50 18:58 2h8m
-T----- (Aug 19, Aug 26)
A320 Trip.com PRICES HIS Prices Expedia PRICES skyticket PRICES
16:50 18:58 2h8m
--WT-S- (Aug 20–21, Aug 23)
A319
16:53 18:53 2h0m
------S (Aug 24)
737-900
16:50 18:58 2h8m
M-WT-SS (Aug 25, Aug 27–28, Aug 30–31)
A319
Codeshare flight
UA6099
United Airlines
20:00 22:16 2h16m
-TW---- (Aug 19–20, Aug 26–27)
E175 (WL) Trip.com PRICES HIS Prices Expedia PRICES skyticket PRICES
18:05 20:13 2h8m
----F-- (Aug 22, Aug 29)
E175 (WL)
Codeshare flight
UA2215
United Airlines
20:00 22:08 2h8m
---TF-- (Aug 21–22)
A319 Trip.com PRICES HIS Prices Expedia PRICES skyticket PRICES
20:00 22:08 2h8m
-----S- (Aug 23, Aug 30)
A320
20:00 22:08 2h8m
M--TF-S (Aug 24–25, Aug 28–29, Aug 31)
A319
Codeshare flight
UA2682
United Airlines
20:05 22:15 2h10m
---T--S (Aug 7, Aug 10, Aug 14, Aug 17)
A319 Trip.com PRICES HIS Prices Expedia PRICES skyticket PRICES
Codeshare flight
UA6145
United Airlines
20:05 22:21 2h16m
--W-F-- (Aug 6, Aug 8, Aug 13, Aug 15)
E175 (WL) Trip.com PRICES HIS Prices Expedia PRICES skyticket PRICES
Codeshare flight
Change Direction(STL to IAH)
Flight schedules as of September 01, 2025, 06:00 AM(OAG data). Schedules may change without notice, so please check with airlines before booking. Refer to FlyTeam's terms of use before proceeding. Some airlines and flight numbers may not be displayed.

FAQ : Houston to St. Louis

How many airlines fly from Houston to St. Louis ?
As of August 2025, 1 airline operate direct flights from Houston (IAH) to St. Louis (STL) : United Airlines.
How far is it from Houston to St. Louis?
The distance between Houston (IAH) to St. Louis (STL) is approximately 670 miles(1,080km) by air.
What is the time difference between Houston to St. Louis?
There is no time difference between George Bush Intercontinental Airport(Houston) and St. Louis Lambert International Airport(St. Louis).Houston is currently observing daylight saving time (DST) from March 9, 2025 to November 2, 2025.St. Louis is currently observing daylight saving time (DST) from March 9, 2025 to November 2, 2025.