Cheap Flights from San Juan to Denver

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The latest fare from San Juan to Denver: $365 round trip, Jan 10 – Jan 19, seen Nov 5. Prices by month are below.

Across 4 months of observations from San Juan to Denver, the lowest round-trip economy fare we recorded was $227, in September. The typical economy fare was $335. September was the cheapest month we saw and November the dearest.

The most recent economy price we saw on this route was $365 on Frontier, seen Nov 5.

See every deal from San Juan, to Denver, or the return direction Denver to San Juan.

Latest economy price we saw: San Juan to Denver

The most recent economy round-trip fare we saw on this route.

From	Price	Per mile	Travel dates	Airline	Seen	Check price
San Juan (SJU) to Denver (DEN)	$365	6.7¢	Jan 10 – Jan 19	Frontier	Nov 5	Check price

Economy price history: San Juan to Denver

The lowest fares we saw each month.

Month	Low	Typical	Sightings
Nov 2026	$314	$333	7
Oct 2026	$270	$335	22
Sep 2026	$227	$309	17
Aug 2026	$300	$361	27

Frequently asked questions

How many flight deals from San Juan to Denver are on Sparkflights right now?

There are 0 deals from San Juan to Denver on the board right now.

What is the lowest price ever seen from San Juan to Denver?

The lowest economy fare we've recorded from San Juan to Denver is $227, based on 73 price observations over 4 months.

How much does a flight from San Juan to Denver cost?

The typical round-trip economy fare we observed from San Juan to Denver is $335, against a recorded low of $227. These are observations, not quotes.

When is the cheapest month to fly San Juan to Denver?

For economy fares from San Juan to Denver, September was the cheapest month we observed and November the dearest, over 4 months of data.

What is the current price from San Juan to Denver?

The most recent economy fare we saw from San Juan to Denver is $365, on Nov 5.