Flights San Francisco → Santiago
As of October 2026, economy flights from San Francisco to Santiago have a typical range USD 1402–4353, median USD 2217. Full range across all 184 offers: USD 882–13341. We analyzed 184 offers from 16 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: San Francisco → Santiago
Based on 184 offers · October 2026. Prices and availability change — run a live search to confirm.
Bag & seat fees: San Francisco → Santiago
Add-on pricing from the cheapest available offer per airline · October 2026 · USD
| Airline | Carry-on | Checked bag | Seat selection |
|---|---|---|---|
| Frontier | — | — | — |
| Sun Country Air | — | USD 231 | — |
| LATAM Airlines | Included | USD 90 | — |
| Avianca | Included | USD 30 | — |
| American Airlines | Included | USD 70 | — |
| Alaska Airlines | Included | Included | — |
| Delta | Included | Included | — |
| United | Included | USD 35 | — |
| Air Canada | Included | USD 30 | — |
| Copa | Included | USD 40 | — |
| Turkish Airlines | Included | Included | — |
| British Airways | Included | USD 65 | — |
| Qantas | Included | USD 35 | — |
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 San Francisco to Santiago cost?
Based on 184 offers · October 2026
San Francisco to Santiago flights ranged from USD 882 to USD 13341 across 184 offers analyzed in October 2026. The chart below shows how prices distributed across all 184 offers.
These 184 offers (October 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 1622 and USD 2831
What hidden fees do San Francisco to Santiago flights charge?
Ancillary fees — bags, seat selection, and payment surcharges — can add 10–25% to the base fare on San Francisco to Santiago routes. The breakdown below is based on 184 offers analyzed in October 2026.
| Carrier | Avg fee (USD) | % of base fare |
|---|---|---|
| F9 | 10 | 1% |
| SY | 246 | 25% |
| LA | 62 | 3% |
| AV | 25 | 1% |
| AA | 43 | 2% |
| AS | 25 | 1% |
| DL | 19 | 1% |
| UA | 17 | 0% |
| AC | 38 | 1% |
| CM | 28 | 1% |
| TK | 10 | 0% |
| BA | 80 | 1% |
| QF | 50 | 1% |
Sun Country Airlines: base ~USD 758 + fees USD 246 = ~USD 1004 total. Turkish Airlines: base ~USD 4213 + fees USD 10 = ~USD 4223 total.
Sun Country Airlines's USD 246 ancillary fees narrow the gap with Turkish Airlines's lower-fee model — the USD 3455 base difference shrinks to USD 3219 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 San Francisco to Santiago?
16 airlines flew San Francisco to Santiago 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.
| Airline | Offers | Typical range (USD) | Median (USD) | Fees (USD) |
|---|---|---|---|---|
 Frontier Airlines | 1 | — | 929 | 10 (1%) |
 Sun Country Airlines | 3 | 907–1065 | 1004 | 246 (25%) |
 Delta | 8 | 1153–1358 | 1181 | n/a |
 American | 3 | 1403–1408 | 1408 | n/a |
 Avianca | 6 | 1382–5773 | 1816 | 25 (1%) |
 LATAM Airlines | 59 | 1622–2832 | 1994 | 62 (3%) |
 Delta Air Lines | 40 | 1622–4353 | 2202 | 19 (1%) |
 United Airlines | 10 | 1771–10681 | 2217 | 17 (1%) |
 Alaska Airlines | 12 | 2103–2645 | 2304 | 25 (1%) |
 Copa Airlines | 3 | 2529–2748 | 2529 | 28 (1%) |
 Air Canada | 15 | 2227–4458 | 3019 | 38 (1%) |
 American Airlines | 18 | 1402–3102 | 3102 | 43 (1%) |
 Turkish Airlines | 1 | — | 4223 | 10 (0%) |
 Alaska | 1 | — | 5028 | n/a |
 Qantas | 1 | — | 5552 | 50 (1%) |
 British Airways | 3 | 4637–5869 | 5787 | 80 (1%) |
Where do the best San Francisco → Santiago prices come from?
We checked direct airlines, travel agencies, and meta-search for this route. On this route the lowest median came from travel agency 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: San Francisco to Santiago flights
- Full-service carriers on San Francisco–Santiago cost 3.1x more than budget airlines (USD 2891 vs USD 929 median; overall median USD 2217).
- SY charges 24.6x more in ancillary fees than TK — USD 246 vs USD 10 avg per booking.
- The same route priced USD 1265 apart depending on where it was booked — the lowest median was USD 1278. 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 San Francisco to Santiago cost?
- Based on 184 offers analyzed, San Francisco to Santiago flights range from USD 882 to USD 13341, with a median price of USD 2217. Search for your specific dates →
- What hidden fees should I expect on San Francisco to Santiago flights?
- On average, ancillary fees (bags, seat selection) add USD 44 to the base fare on San Francisco to Santiago flights. See itemized fees for your itinerary →
- Which airline is cheapest on San Francisco to Santiago including all fees?
- Frontier Airlines has the lowest median fare on San Francisco to Santiago at USD 929 (median across 1 offers in our snapshot). Check which airline wins on your dates →
- Which booking site has the cheapest San Francisco–Santiago 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 1278. Run a live search and we'll find the cheapest for you →
- Why do prices vary so much on San Francisco to Santiago routes?
- San Francisco to Santiago has 16 airlines competing, creating a price range from USD 882 to USD 13341 across 184 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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