Flights San Francisco → Ushuaia
As of October 2026, economy flights from San Francisco to Ushuaia have a typical range USD 2428–9701, median USD 3988. Full range across all 30 offers: USD 2153–9701. We found 33% of 30 offers from budget carriers (around USD 2651) and 67% from full-service carriers (around USD 4064).
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 → Ushuaia
Based on 30 offers · October 2026. Prices and availability change — run a live search to confirm.
Bag & seat fees: San Francisco → Ushuaia
Add-on pricing from the cheapest available offer per airline · October 2026 · USD
| Airline | Carry-on | Checked bag | Seat selection |
|---|---|---|---|
| Alaska Airlines | Included | USD 35 | — |
| Avianca | — | — | — |
| Air Canada | Included | Included | — |
| China Eastern | Included | — | — |
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 Ushuaia cost?
Based on 30 offers · October 2026
San Francisco to Ushuaia flights ranged from USD 2153 to USD 9701 across 30 offers analyzed in October 2026. Two fare clusters detected: budget fares around 4040 and premium fares around 9324 The chart below shows how prices distributed across all 30 offers.
What hidden fees do San Francisco to Ushuaia flights charge?
Ancillary fees — bags, seat selection, and payment surcharges — can add 10–25% to the base fare on San Francisco to Ushuaia routes. The breakdown below is based on 30 offers analyzed in October 2026.
| Carrier | Avg fee (USD) | % of base fare |
|---|---|---|
| AS | 45 | 2% |
| AV | 48 | 2% |
| AC | 17 | 0% |
| MU | 30 | 1% |
Avianca: base ~USD 2603 + fees USD 48 = ~USD 2651 total. Air Canada: base ~USD 4047 + fees USD 17 = ~USD 4064 total.
Avianca's USD 48 ancillary fees narrow the gap with Air Canada's lower-fee model — the USD 1444 base difference shrinks to USD 1413 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 Ushuaia?
5 airlines flew San Francisco to Ushuaia in this dataset. The route shows a clear split between low-cost and full-service carriers. 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 (Alaska Airlines), fares ranged USD 2207–3472 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) |
|---|---|---|---|---|
 Alaska Airlines | 3 | 2207–3472 | 2422 | 45 (2%) |
 United | 3 | 2445–2519 | 2509 | n/a |
 Avianca | 4 | 2342–2865 | 2651 | 48 (2%) |
 Air Canada | 19 | 3495–9701 | 4064 | 17 (0%) |
 China Eastern | 1 | — | 5084 | 30 (1%) |
Where do the best San Francisco → Ushuaia 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 Ushuaia flights
- San Francisco–Ushuaia had 30 offers analyzed. Median price: USD 3988.
- AV charges 2.9x more in ancillary fees than AC — USD 48 vs USD 17 avg per booking.
- The same route priced USD 1555 apart depending on where it was booked — the lowest median was USD 2509. 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 Ushuaia cost?
- Based on 30 offers analyzed, San Francisco to Ushuaia flights range from USD 2153 to USD 9701, with a median price of USD 3988. Search for your specific dates →
- What hidden fees should I expect on San Francisco to Ushuaia flights?
- On average, ancillary fees (bags, seat selection) add USD 25 to the base fare on San Francisco to Ushuaia flights. See itemized fees for your itinerary →
- Which airline is cheapest on San Francisco to Ushuaia including all fees?
- Alaska Airlines has the lowest median fare on San Francisco to Ushuaia at USD 2422 (median across 3 offers in our snapshot). Check which airline wins on your dates →
- Which booking site has the cheapest San Francisco–Ushuaia 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 2509. Run a live search and we'll find the cheapest for you →
- Why do prices vary so much on San Francisco to Ushuaia routes?
- San Francisco to Ushuaia has 5 airlines competing, creating a price range from USD 2153 to USD 9701 across 30 offers. There are two distinct fare clusters on this route: budget options and premium fares. Find where your trip lands in the distribution →
5 airlines, two price clusters — find which fits your budget
Find flights for my datesNew route — be among the first to track this itinerary
Building with flight data? Power your app or agent with LetsFG
The same multi-source search behind this page — every airline and the major booking sites, deduplicated and ranked — is available to your app or AI agent. Natural-language or structured queries, live prices, zero price bias.
Try the free sandbox — no card →Free sandbox, instant fake results · email for a key · Bearer-token auth · MCP, Python & JS SDKs · letsfg.co/developers