Nashville to San Juan BNA → SJU
Nashville International Airport (BNA) → Luis Munoz Marin International Airport (SJU)
The cheapest return found recently is $233 with Frontier Airlines, 18 Nov – 22 Nov, found 2 days ago. The cheapest one-way found recently is $114 with Frontier Airlines, 3 Dec, found yesterday.
Return
Not enough comparable prices yet for a usual return price.
Cheapest return found recently
$233
18 Nov – 22 Nov · Frontier Airlines
Nashville International Airport (BNA) → Luis Munoz Marin International Airport (SJU)
Leaves 8:26 p.m. · Return leaves 10:21 p.m. · 36 h 19 min of travel, both ways together
out 1 stop, back 1 stop
found 2 days ago
Cheapest nonstop return
None seen yet.
Found recently, and the cheapest we hold
$233 18 Nov – 22 Novfound 2 days agoSee prices for these dates
It is also the cheapest return we hold, of any age.
What have prices looked like?
Over 21 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $212 to $262.
21 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good return price?
Not enough comparable prices yet: we hold return fares on 2 departure dates and need at least 3 to say what is usual.
Could nearby dates be cheaper?
We hold no other 4-night return fares leaving within 3 days of 18 Nov to compare.
Every date we hold
2 fares on 2 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 18 Nov – 22 Nov | $233 | Frontier Airlines | Nashville International Airport (BNA) → Luis Munoz Marin International Airport (SJU) | out 1 stop, back 1 stop | found 2 days ago | See prices for these dates |
| 3 Dec – 6 Dec | $261 | Frontier Airlines | Nashville International Airport (BNA) → Luis Munoz Marin International Airport (SJU) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
Which month looks cheapest?
November 2026 is the cheapest month — from $233.
Airlines on the cheapest dates: Frontier Airlines.
One-way
The cheapest one-way fare on each of 3 departure dates is usually $113 to $127.
Cheapest one-way found recently
$114
3 Dec · Frontier Airlines
Nashville International Airport (BNA) → Luis Munoz Marin International Airport (SJU)
Leaves 8:19 p.m. · 27 h 52 min trip
1 stop
found yesterday
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$114 3 Decfound yesterdayOpen this trip
$103 3 Decfound 5 days agoOpen this trip
What have prices looked like?
Over 10 days, 9 Oct to 18 Oct, the cheapest one-way we saw each day was $82 to $114.
At $114, the cheapest one-way found recently is at the high end of that range.
10 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good one-way price?
Compared with the cheapest one-way fare on each of 3 departure dates from 23 Oct to 6 Dec, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
No. We hold one-way fares on 1 other departure date within 3 days of 3 Dec, and it is not cheaper.
Every date we hold
5 fares on 3 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 23 Oct | $131 | Frontier Airlines | Nashville International Airport (BNA) → Luis Munoz Marin International Airport (SJU) | 1 stop | found 4 days ago | Open this trip |
| 3 Dec | $103 | Frontier Airlines | Nashville International Airport (BNA) → Luis Munoz Marin International Airport (SJU) | 1 stop | found 5 days ago | Open this trip |
| 6 Dec | $123 | Frontier Airlines | Nashville International Airport (BNA) → Luis Munoz Marin International Airport (SJU) | 1 stop | found 4 days ago | Open this trip |
Which month looks cheapest?
December 2026 is the cheapest month — from $103.
Airlines on the cheapest dates: Frontier Airlines.
Premium cabin fares from Nashville to San Juan
We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.
Today's prices for 18 Nov – 22 Nov in another cabin: Premium economy · Business · First
Today's prices for 3 Dec in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Nashville to San Juan?
Return
The cheapest fares were 30 to 59 days before departure.
From the cheapest return each day between 24 Sept and 18 Oct (21 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 30–59 days | $217 | $212 | Cheapest seen | 7 |
| 60–89 days | $250 | $247 | +15% | 9 |
| 90–179 days | $262 | $262 | +21% | 8 |
One-way
Not enough history yet: in 10 days of one-way prices, 9 Oct to 18 Oct, fewer than 3 booking ranges had prices on 7 days or more.
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
Nashville → Saint Thomas
125 km from San Juan
$532
$299 more than flying to San Juan
18 Nov – 23 Nov · BNA → STT · out 2 stops, back 2 stops
found 4 days ago
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
Live price for these dates
The cheapest return found recently is for 18 Nov – 22 Nov. A live search on this page shows what those dates cost now, for one adult in economy.
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work