Flights Porto Alegre → San Antonio
As of November 2026, economy flights from Porto Alegre to San Antonio have a typical range USD 1012–2663, median USD 1233. Full range across all 91 offers: USD 1002–10977. We analyzed 91 offers from 12 airlines in a single price check.
Preview snapshot — prices change. Search for live results.
Data collected by LetsFG's multi-source price checks — every airline and the major booking sites checked for this route. How we collect data →
Best offers by airline: Porto Alegre → San Antonio
Based on 91 offers · November 2026. Prices and availability change — run a live search to confirm.
Bag & seat fees: Porto Alegre → San Antonio
Add-on pricing from the cheapest available offer per airline · November 2026 · USD
| Airline | Carry-on | Checked bag | Seat selection |
|---|---|---|---|
| Delta | Included | USD 71 | — |
| LATAM Airlines | Included | USD 70 | — |
| American Airlines | Included | USD 70 | — |
| Azul Airlines | Included | USD 100 | — |
| United Airlines | Included | Included | — |
| GOL | Included | Included | — |
| Air Canada | Included | USD 30 | — |
Fees are estimates from the prices we checked and may not reflect your specific itinerary, booking class, or payment method. Run a live search for exact pricing.
How much do flights from Porto Alegre to San Antonio cost?
Based on 91 offers · November 2026
Porto Alegre to San Antonio flights ranged from USD 1002 to USD 10977 across 91 offers analyzed in November 2026. The chart below shows how prices distributed across all 91 offers.
These 91 offers (November 2026) span multiple departure dates and booking windows — your travel dates may fall anywhere in this distribution. Only a live search shows where your specific trip lands.
50% of offers priced between USD 1062 and USD 1677
What hidden fees do Porto Alegre to San Antonio flights charge?
Ancillary fees — bags, seat selection, and payment surcharges — can add 10–25% to the base fare on Porto Alegre to San Antonio routes. The breakdown below is based on 91 offers analyzed in November 2026.
| Carrier | Avg fee (USD) | % of base fare |
|---|---|---|
| DL | 40 | 2% |
| LA | 77 | 7% |
| AA | 80 | 7% |
| AD | 130 | 7% |
| UA | 18 | 1% |
| G3 | 30 | 1% |
| AC | 42 | 1% |
Azul: base ~USD 1891 + fees USD 130 = ~USD 2021 total. GOL: base ~USD 3190 + fees USD 30 = ~USD 3220 total.
Azul's USD 130 ancillary fees narrow the gap with GOL's lower-fee model — the USD 1299 base difference shrinks to USD 1199 after fees. Always compare total cost, not just the advertised base fare.
Estimates based on median total minus average ancillary fee. Actual base fares vary by itinerary.Fee levels vary significantly across carriers on this route — some carriers charge 50%+ above the base fare in ancillary fees.
Run your search to see itemized fees for your itineraryWhich airline is cheapest from Porto Alegre to San Antonio?
12 airlines flew Porto Alegre to San Antonio in this dataset. Knowing the airline isn't enough — the typical fare range below shows how far prices swing on each one. Median and range include all fees we recorded.
Even on the cheapest airline (LATAM Airlines), fares ranged USD 1012–1317 in this snapshot. Your exact price depends on your dates and how far ahead you book — run a live search to see your number →
| Airline | Offers | Typical range (USD) | Median (USD) | Fees (USD) |
|---|---|---|---|---|
 LATAM Airlines | 38 | 1012–1317 | 1155 | 77 (7%) |
 American Airlines | 7 | 1135–1207 | 1207 | 80 (7%) |
 Azul | 1 | — | 1232 | n/a |
 United Airlines | 9 | 1233–2394 | 1233 | 18 (1%) |
 Gol | 1 | — | 1293 | n/a |
 AM | 2 | — | 1302 | n/a |
 COPA | 3 | 1206–1780 | 1720 | n/a |
 Delta Air Lines | 14 | 1002–2428 | 1877 | 40 (2%) |
 Azul | 4 | 1368–2021 | 2021 | 130 (6%) |
 LATAM | 6 | 1293–9568 | 2376 | n/a |
 Air Canada | 3 | 2705–2871 | 2871 | 42 (1%) |
 GOL | 3 | 1969–3221 | 3220 | 30 (1%) |
Where do the best Porto Alegre → San Antonio prices come from?
We checked direct airlines, travel agencies, and meta-search for this route. On this route the lowest median came from meta-search sources, but the cheapest channel shifts by route and date — which is exactly why a live search across all of them wins.
We compare every airline and the major booking sites but never disclose which — that's our edge. Prices are the ones we observed and aren't official data from any platform. Run a live search and we bring you the cheapest, wherever it is.
Key facts: Porto Alegre to San Antonio flights
- Porto Alegre–San Antonio had 91 offers analyzed. Median price: USD 1233.
- AD charges 7.3x more in ancillary fees than UA — USD 130 vs USD 18 avg per booking.
- The same route priced USD 1009 apart depending on where it was booked — the lowest median was USD 1012. We search every airline and the major booking sites at once so you always see that lowest price.
Frequently asked questions
- How much does a flight from Porto Alegre to San Antonio cost?
- Based on 91 offers analyzed, Porto Alegre to San Antonio flights range from USD 1002 to USD 10977, with a median price of USD 1233. Search for your specific dates →
- What hidden fees should I expect on Porto Alegre to San Antonio flights?
- On average, ancillary fees (bags, seat selection) add USD 63 to the base fare on Porto Alegre to San Antonio flights. See itemized fees for your itinerary →
- Which airline is cheapest on Porto Alegre to San Antonio including all fees?
- LATAM Airlines has the lowest median fare on Porto Alegre to San Antonio at USD 1155 (median across 38 offers in our snapshot). Check which airline wins on your dates →
- Which booking site has the cheapest Porto Alegre–San Antonio flights?
- It depends on your dates — no single site is always cheapest. We search every airline and the major booking sites at once (travel agencies and meta-search included) and surface whichever is lowest; the best median in this snapshot was USD 1012. Run a live search and we'll find the cheapest for you →
- Why do prices vary so much on Porto Alegre to San Antonio routes?
- Porto Alegre to San Antonio has 12 airlines competing, creating a price range from USD 1002 to USD 10977 across 91 offers. Prices on this route change with booking timing, advance purchase, and ancillary add-ons. Find where your trip lands in the distribution →
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