How much is a flight from Porto to San Antonio?

There’s no fixed price — fares between Porto and San Antonio can vary a lot by day or time.

Pick a travel date to see today’s available fares.

Flying during the week can be more affordable, as weekend flights tend to be pricier. Also consider demand and availability: the last remaining seats often come at higher fares!

Planning flights between Porto and San Antonio? Don’t forget the airport options

Especially when flying to medium or large cities, it's worth checking all possible airport combinations before booking.

• Airports in Porto: Porto is the only airport in this city.
• Airports in San Antonio: Only San Antonio is currently available.

Check for differences in transport costs to and from each airport — they affect your total spend. Choosing the right airport can make a real difference in price and timing.

Compare flights from Porto to San Antonio with advanced filters

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If you have a preferred time to leave or arrive, filters can help you show only the matching flights. You can also filter by your favorite airline and see only those deals.