Featured deal
Boston to Santiago
- Nov 16–23, 2026
- 7 nights
- Delta, LATAM
- Economy
- Mixed airlines
$525 USD
View deal Round trip
Cheap Flights from Boston to Santiago
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Latest economy price we saw: Boston to Santiago
The most recent economy round-trip fare we saw on this route.
| From | Price | Per mile | Travel dates | Airline | Seen | Check price |
|---|---|---|---|---|---|---|
| Boston (BOS) to Santiago (SCL) | $651 | 6.2¢ | Nov 12 – Nov 18 | Delta | Nov 5 | Check price |
Economy price history: Boston to Santiago
The lowest fares we saw each month.
| Month | Low | Typical | Sightings |
|---|---|---|---|
| Nov 2026 | $524 | $556 | 6 |
| Oct 2026 | $502 | $528 | 34 |
| Sep 2026 | $512 | $563 | 19 |
| Aug 2026 | $534 | $639 | 32 |
| Jul 2026 | $705 | $705 | 1 |
Every deal from Boston to Santiago, ranked by cost per mile.
On the board right now
- Cabin mix: 1 Economy.
- Most active airlines: Delta, LATAM.
Frequently asked questions
How many flight deals from Boston to Santiago are on Sparkflights right now?
There are 1 deals from Boston to Santiago on the board right now.
What is the cheapest flight from Boston to Santiago right now?
The lowest fare from Boston to Santiago right now is $525 in Economy.
What is the lowest price ever seen from Boston to Santiago?
The lowest economy fare we've recorded from Boston to Santiago is $502, based on 92 price observations over 5 months.
How much does a flight from Boston to Santiago cost?
The typical round-trip economy fare we observed from Boston to Santiago is $598, against a recorded low of $502. These are observations, not quotes.
When is the cheapest month to fly Boston to Santiago?
For economy fares from Boston to Santiago, October was the cheapest month we observed and July the dearest, over 5 months of data.
What is the current price from Boston to Santiago?
The most recent economy fare we saw from Boston to Santiago is $651, on Nov 5.
Which airlines fly Boston to Santiago?
Airlines with the most deals from Boston to Santiago right now are Delta, LATAM.