Cheap Flights from Key West to San Juan
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The latest fare from Key West to San Juan: $578 round trip, Jan 23 – Jan 30, seen Nov 9. Prices by month are below.
Across 2 months of observations from Key West to San Juan, the lowest round-trip economy fare we recorded was $300, in August. The typical economy fare was $449. August was the cheapest month we saw and November the dearest.
The most recent economy price we saw on this route was $578 on American, seen Nov 9.
See every deal from Key West, to San Juan, or the return direction San Juan to Key West.
Latest economy price we saw: Key West to San Juan
The most recent economy round-trip fare we saw on this route.
| From | Price | Per mile | Travel dates | Airline | Seen |
|---|---|---|---|---|---|
| Key West (EYW) to San Juan (SJU) | $578 | 26.4¢ | Jan 23 – Jan 30 | American | Nov 9 |
Economy price history: Key West to San Juan
The lowest fares we saw each month.
| Month | Low | Typical | Sightings |
|---|---|---|---|
| Nov 2026 | $578 | $578 | 6 |
| Aug 2026 | $300 | $321 | 27 |
Frequently asked questions
How many flight deals from Key West to San Juan are on Sparkflights right now?
There are 0 deals from Key West to San Juan on the board right now.
What is the lowest price ever seen from Key West to San Juan?
The lowest economy fare we've recorded from Key West to San Juan is $300, based on 33 price observations over 2 months.
How much does a flight from Key West to San Juan cost?
The typical round-trip economy fare we observed from Key West to San Juan is $449, against a recorded low of $300. These are observations, not quotes.
When is the cheapest month to fly Key West to San Juan?
For economy fares from Key West to San Juan, August was the cheapest month we observed and November the dearest, over 2 months of data.
What is the current price from Key West to San Juan?
The most recent economy fare we saw from Key West to San Juan is $578, on Nov 9.