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Cheap flights from St Louis (STL) to Asuncion (ASU)

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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 Asuncion (ASU)

How to find the cheapest flight from St Louis (STL) to Asuncion (ASU)
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How to find the cheapest flight from St Louis (STL) to Asuncion (ASU)
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How to find the cheapest flight from St Louis (STL) to Asuncion (ASU)
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Cheap flights from St Louis to Asuncion in March , April 2026

24 Mar - 16 Apr $ 1,013.00
STL
St Louis
Frontier Airlines
2 STOPS
ASU
Asuncion
ASU
Asuncion
Frontier Airlines
3 STOPS
STL
St Louis
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24 Mar - 23 Apr $ 1,024.00
STL
St Louis
Frontier Airlines
2 STOPS
ASU
Asuncion
ASU
Asuncion
Frontier Airlines
3 STOPS
STL
St Louis
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24 Mar - 30 Apr $ 1,048.00
STL
St Louis
Frontier Airlines
2 STOPS
ASU
Asuncion
ASU
Asuncion
Frontier Airlines
3 STOPS
STL
St Louis
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Last minute flights from St Louis to Asuncion

24 Mar - 01 Apr $ 1,206.00
STL
St Louis
Frontier Airlines
2 STOPS
ASU
Asuncion
ASU
Asuncion
Frontier Airlines
3 STOPS
STL
St Louis
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24 Mar - 01 Apr $ 1,254.00
STL
St Louis
Frontier Airlines
2 STOPS
ASU
Asuncion
ASU
Asuncion
Frontier Airlines
2 STOPS
STL
St Louis
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24 Mar - 31 Mar $ 1,296.00
STL
St Louis
Frontier Airlines
2 STOPS
ASU
Asuncion
ASU
Asuncion
Frontier Airlines
3 STOPS
STL
St Louis
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One-way flights to Asuncion from St Louis

4:51 PM - 10:35 AM
LATAM Airlines
2 Stops
17h 49m
STL - ASU
$ 571
Kiwi
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7:41 AM - 3:51 PM
United Airlines
2 Stops
38h 34m
STL - ASU
$ 1,033
Kiwi
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12:15 PM - 9:23 PM
United Airlines
2 Stops
15h 17m
STL - ASU
$ 2,311
Kiwi
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How to find the cheapest flight from St Louis (STL) to Asuncion (ASU)

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