Porto, Portugal to St Louis, United States for only $961 USD roundtrip
Cheap flights from Porto, Portugal to St Louis, United States for only $961 USD roundtrip with United Feeder Service.
April 13, 2025
BOOK ON KIWI
⚠️ Heads up: Deals typically expire within 2 to 3 days after they are sent. Prices may also increase slightly after 30 minutes, so act quickly!
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Travel Dates
| From Date | To Date |
|---|---|
| May 10, 2025 | May 13, 2025 |
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