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Cheap flights from St Louis (STL) to Houston (HOU)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
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How to find the cheapest flight from St Louis (STL) to Houston (HOU)

How to find the cheapest flight from St Louis (STL) to Houston (HOU)
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How to find the cheapest flight from St Louis (STL) to Houston (HOU)
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How to find the cheapest flight from St Louis (STL) to Houston (HOU)
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Cheap flights from St Louis to Houston in July , August 2026

29 Jul - 31 Aug $ 642.00
STL
St Louis
United Airlines
DIRECT
HOU
Houston
HOU
Houston
United Airlines
DIRECT
STL
St Louis
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31 Jul - 07 Aug $ 1,318.00
STL
St Louis
Alaska Airlines
1 STOPS
HOU
Houston
HOU
Houston
Alaska Airlines
1 STOPS
STL
St Louis
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31 Jul - 07 Aug $ 1,334.00
STL
St Louis
Alaska Airlines
1 STOPS
HOU
Houston
HOU
Houston
Alaska Airlines
1 STOPS
STL
St Louis
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Last minute flights from St Louis to Houston

31 Jul - 31 Jul $ 766.00
STL
St Louis
United Airlines
DIRECT
HOU
Houston
HOU
Houston
United Airlines
DIRECT
STL
St Louis
Pick dates
31 Jul - 31 Jul $ 766.00
STL
St Louis
United Airlines
DIRECT
HOU
Houston
HOU
Houston
United Airlines
DIRECT
STL
St Louis
Pick dates
30 Jul - 31 Jul $ 879.00
STL
St Louis
United Airlines
DIRECT
HOU
Houston
HOU
Houston
United Airlines
DIRECT
STL
St Louis
Pick dates

One-way flights to Houston from St Louis

8:35 AM - 8:35 AM
United Airlines
0 Stops
2h 15m
STL - HOU
$ 386
Kiwi
Pick dates
11:10 AM - 11:10 AM
United Airlines
0 Stops
2h 15m
STL - HOU
$ 386
Kiwi
Pick dates
11:10 AM - 11:10 AM
United Airlines
0 Stops
2h 15m
STL - HOU
$ 494
Kiwi
Pick dates

How to find the cheapest flight from St Louis (STL) to Houston (HOU)

Related info for your journey
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How to find the cheapest flight from St Louis (STL) to Houston (HOU)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from St Louis (STL) to Houston (HOU)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.