Find cheap Frontier flights to Puerto Rico
ICT — SJU
Sep 13 — Sep 201
Round-trip
1 adult, Economy
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Cheapest Frontier flights from USA to Puerto RicoExplore the most affordable Frontier flight options available from USA to Puerto Rico. Find the lowest fares with prices last updated on August 14, 2026.
Explore the most affordable Frontier flight options available from USA to Puerto Rico. Find the lowest fares with prices last updated on August 14, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/238:05 am -
Nonstop3h 01m
Sun 8/308:57 pm -
Nonstop3h 00m
Deal found 8/11![Frontier logo]()
$180
This eDestinos deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/911:00 pm -
Nonstop2h 52m
Mon 9/146:42 pm -
Nonstop3h 10m
Deal found 8/12![Frontier logo]()
$181
This Cheapflightsfares deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/118:10 pm -
Nonstop3h 03m
Wed 9/166:42 pm -
Nonstop3h 10m
Deal found 8/11![Frontier logo]()
$182
Best Frontier flights from USA to Puerto RicoDiscover carefully curated Frontier flight deals from USA to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 14, 2026.
Discover carefully curated Frontier flight deals from USA to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 14, 2026.
This Super.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/294:45 pm -
Nonstop3h 07m
Wed 9/212:11 pm -
Nonstop3h 14m
Deal found 8/11![Frontier logo]()
$198
This Super.com deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/411:17 pm -
Nonstop2h 58m
Sat 9/53:10 am -
Nonstop3h 00m
Deal found 8/8![Frontier logo]()
$198
This Frontier deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/610:55 pm -
Nonstop2h 55m
Sun 11/157:42 pm -
Nonstop3h 10m
Deal found 8/10![Frontier logo]()
$198
Direct Frontier flights from USA to Puerto RicoExplore non-stop Frontier flight options from USA to Puerto Rico based on user searches, and compare prices and availability for your desired travel dates. Data last updated August 14, 2026.
Explore non-stop Frontier flight options from USA to Puerto Rico based on user searches, and compare prices and availability for your desired travel dates. Data last updated August 14, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/238:05 am -
Nonstop3h 01m
Sun 8/308:57 pm -
Nonstop3h 00m
Deal found 8/11![Frontier logo]()
$180
This eDestinos deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/911:00 pm -
Nonstop2h 52m
Mon 9/146:42 pm -
Nonstop3h 10m
Deal found 8/12![Frontier logo]()
$181
This Cheapflightsfares deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/118:10 pm -
Nonstop3h 03m
Wed 9/166:42 pm -
Nonstop3h 10m
Deal found 8/11![Frontier logo]()
$182
Last-minute Frontier flights from USA to Puerto RicoDiscover last-minute Frontier flight deals from USA to Puerto Rico. Data last updated August 14, 2026 and is based on user searches.
Discover last-minute Frontier flight deals from USA to Puerto Rico. Data last updated August 14, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/238:05 am -
Nonstop3h 01m
Sun 8/308:57 pm -
Nonstop3h 00m
Deal found 8/11![Frontier logo]()
$180
This eDestinos deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/911:00 pm -
Nonstop2h 52m
Mon 9/146:42 pm -
Nonstop3h 10m
Deal found 8/12![Frontier logo]()
$181
This Cheapflightsfares deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/118:10 pm -
Nonstop3h 03m
Wed 9/166:42 pm -
Nonstop3h 10m
Deal found 8/11![Frontier logo]()
$182
One-way Frontier flights to Puerto RicoSearch for one-way Frontier flight options to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated August 14, 2026.
Search for one-way Frontier flight options to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated August 14, 2026.
This CheapOair deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3011:55 am -
Nonstop4h 02m
Deal found 8/13![Frontier logo]()
$79
This eDestinos deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1910:59 pm -
Nonstop4h 00m
Deal found 8/12![Frontier logo]()
$82
This Frontier deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/148:02 pm -
Nonstop3h 59m
Deal found 8/11![Frontier logo]()
$83
Flights to Puerto Rico with Frontier at a glance
Find detailed information about Frontier flights from USA to Puerto Rico. Explore the options provided by Frontier to plan your journey from USA to Puerto Rico. Data last updated August 14, 2026.
Popular in | December |
|---|---|
Cheapest in | October |
Average price | $282 |
Round-trip from | $180 |
One-way from | $79 |
Good round-trip deal | $201 or less |
Good one-way deal | $215 or less |
Cheapflights Insights
Find cheap Frontier flights to Puerto Rico
US0-PR0
MCO-SJU
PHL-SJU
How long is the flight to Puerto Rico with Frontier?
On average, Frontier flights from the United States to Puerto Rico take 3 hours 43 minutes. Flights to Puerto Rico from other popular cities in the United States will vary in length. Below are a few examples of popular routes and their flight times.
Frontier weekly flight availability to Puerto Rico
The most flights to Puerto Rico operated by Frontier are scheduled on a Monday (42 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (21 on average).
When is the best time to book a flight to Puerto Rico with Frontier?
The best time to book a flight to Puerto Rico with Frontier is 46 days before departure. On average, fares are higher if you book on the same day as departure.
FAQs for Frontier flights to Puerto Rico
Reviews from Frontier flights to Puerto Rico
See what other users thought of their Frontier experience.
Overview
Reviews
Frontier
2,696 reviews
Overview
Comfort
5.4
Entertainment
4.3
Food
4.5
Boarding
5.9
Crew
6.5
Recent reviews
2.0
|Jul 2026Flight was delayed a whole day - no compensation on food or drinks. Gate staff gave an older gentleman a hard time about his confusion and concern regarding the overnight delay.
10.0
|Jul 2026Better Food and there was no entertainment . You guys could provide head phones and wifi for the passengers
2.0
|Jul 2026Flight delayed 3 hours
6.0
|Jun 2026Nothing. Needs better seat. Need atleast water. Need wifi
4.0
|Jun 2026The flight was delayed about 3hours
1 out of 899
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