Cheap Flights from Denver to San Juan
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Fares from Denver to San Juan by month.
Across 2 months of observations from Denver to San Juan, the lowest round-trip economy fare we recorded was $289, in October. The typical economy fare was $332. October was the cheapest month we saw and August the dearest.
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Economy price history: Denver to San Juan
The lowest fares we saw each month.
| Month | Low | Typical | Sightings |
|---|---|---|---|
| Oct 2026 | $289 | $289 | 31 |
| Aug 2026 | $298 | $376 | 104 |
Frequently asked questions
How many flight deals from Denver to San Juan are on Sparkflights right now?
There are 0 deals from Denver to San Juan on the board right now.
What is the lowest price ever seen from Denver to San Juan?
The lowest economy fare we've recorded from Denver to San Juan is $289, based on 135 price observations over 2 months.
How much does a flight from Denver to San Juan cost?
The typical round-trip economy fare we observed from Denver to San Juan is $332, against a recorded low of $289. These are observations, not quotes.
When is the cheapest month to fly Denver to San Juan?
For economy fares from Denver to San Juan, October was the cheapest month we observed and August the dearest, over 2 months of data.