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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)
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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 August , September 2026

17 Aug - 16 Sep $ 278.00
STL
St Louis
Frontier Airlines
1 STOPS
HOU
Houston
HOU
Houston
Frontier Airlines
1 STOPS
STL
St Louis
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23 Aug - 09 Sep $ 594.00
STL
St Louis
Alaska Airlines
1 STOPS
HOU
Houston
HOU
Houston
Alaska Airlines
1 STOPS
STL
St Louis
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17 Aug - 10 Sep $ 654.00
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

17 Aug - 01 Sep $ 389.00
STL
St Louis
Frontier Airlines
1 STOPS
HOU
Houston
HOU
Houston
Frontier Airlines
2 STOPS
STL
St Louis
Pick dates
17 Aug - 31 Aug $ 780.00
STL
St Louis
United Airlines
DIRECT
HOU
Houston
HOU
Houston
United Airlines
DIRECT
STL
St Louis
Pick dates
20 Aug - 31 Aug $ 780.00
STL
St Louis
United Airlines
DIRECT
HOU
Houston
HOU
Houston
United Airlines
DIRECT
STL
St Louis
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One-way flights to Houston from St Louis

7:58 PM - 7:00 AM
Frontier Airlines
1 Stops
14h 36m
STL - HOU
$ 190
Kiwi
Pick dates
3:13 PM - 3:13 PM
United Airlines
0 Stops
2h 12m
STL - HOU
$ 247
Kiwi
Pick dates
3:13 PM - 3:13 PM
United Airlines
0 Stops
2h 12m
STL - HOU
$ 386
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.