San Francisco → Rio de Janeiro flights

SFO–GIG hovers near $505 — spread is tight, so book when ready

Key takeaways

• Median fare sits at $505, and that figure also marks the low end of the observed range.
• Spread of just 14% between cheapest and priciest fares — this route doesn't show dramatic swings.
• Bottom quartile fares cluster right at $505, meaning a meaningful share of snapshots hit the floor price.
• Top of the range tops out at $575, a modest premium over median rather than a spike.
• Sample size is only 12 days, so treat these as directional, not definitive.

30-day price trend

See full numbers and stats on the SFO → GIG price history page.

The full picture

The SFO–GIG route shows a tight pricing band: fares ranged from $505 to $575 across our 12-day sample, with a median of $505. A 14% spread is on the low end of what we typically see for long-haul international routes, suggesting this itinerary doesn't experience the kind of dramatic price volatility that rewards aggressive timing strategies. When the gap between cheap and expensive fares is this narrow, chasing a 'perfect' booking moment is less likely to pay off — the $505 median is already close to the floor.

With only 12 snapshots in hand, we can't confidently map out a booking horizon curve (i.e., how fares typically move from 60 days out to departure week). What we can say is that the data shows fares holding close to $505 more often than drifting toward $575, since that's both the median and the 25th percentile — meaning at least a quarter of observed fares were at or near the floor. If you see a fare at or near $505, it's consistent with the best pricing this route has shown recently; waiting for something meaningfully lower isn't supported by what we've tracked.

We don't have enough visibility into carrier mix or specific weekday patterns to make claims about which airline or which travel day drives the cheaper fares on this route — the data simply doesn't break that out. The honest caveat: a 12-day sample is thin for a route with this much distance and complexity (SFO to Rio de Janeiro likely involves connections), so seasonal effects, holiday periods, or one-off sales could shift this picture more than our snapshot suggests. Treat $505–$575 as a reasonable planning range, not a guarantee.

Ready to look at fares?

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