$202+ Cheap flights from Boise (BOI) to Caribbean
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/20. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SJU
Aug 23 — Aug 301
Round-trip
1 adult, Economy
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Find cheap flights from Boise to Caribbean with Cheapflights
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Cheapest flights from Boise to CaribbeanExplore the most affordable flight options available from Boise to Caribbean. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 24, 2026.
Explore the most affordable flight options available from Boise to Caribbean. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 24, 2026.
This United Airlines deal was found by Cheapflights users on 7/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/227:05 pm
BOI
- SJU
2 stops16h 48m
United Airlines
Mon 9/282:00 pm
SJU
- BOI
1 stop9h 35m
United Airlines
Deal found 7/23![United Airlines logo]()
$436
This Southwest deal was found by Cheapflights users on 7/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:25 am
BOI
- SJU
2 stops12h 40m
Southwest
Wed 8/261:45 pm
SJU
- BOI
2 stops11h 25m
Southwest
Deal found 7/20![Southwest logo]()
$451
This Southwest deal was found by Cheapflights users on 7/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2011:30 am
BOI
- SJU
2 stops10h 20m
Southwest
Thu 8/275:00 am
SJU
- BOI
2 stops13h 15m
Southwest
Deal found 7/22![Southwest logo]()
$481
This Southwest deal was found by Cheapflights users on 7/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/226:25 am
BOI
- SJU
2 stops12h 40m
Southwest
Mon 9/285:00 am
SJU
- BOI
2 stops13h 15m
Southwest
Deal found 7/21![Southwest logo]()
$496
This United Airlines deal was found by Cheapflights users on 7/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:05 pm
BOI
- SJU
2 stops16h 48m
United Airlines
Thu 9/242:00 pm
SJU
- BOI
1 stop9h 35m
United Airlines
Deal found 7/23![United Airlines logo]()
$526
This Delta deal was found by Cheapflights users on 7/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/165:59 pm
BOI
- SJU
2 stops17h 46m
Delta
Sat 9/267:30 am
SJU
- BOI
2 stops17h 04m
Delta
Deal found 7/20![Delta logo]()
$536
This American Airlines deal was found by Cheapflights users on 7/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/132:02 pm
BOI
- SJU
2 stops17h 44m
American Airlines
Sat 10/176:00 am
SJU
- BOI
1 stop9h 51m
American Airlines
Deal found 7/22![American Airlines logo]()
$538
This Southwest deal was found by Cheapflights users on 7/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/105:50 am
BOI
- SJU
2 stops13h 05m
Southwest
Mon 12/145:45 am
SJU
- BOI
2 stops12h 25m
Southwest
Deal found 7/23![Southwest logo]()
$539
This American Airlines deal was found by Cheapflights users on 7/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:19 pm
BOI
- SJU
2 stops14h 24m
American Airlines
Tue 8/2512:55 am
SJU
- BOI
1 stop15h 34m
American Airlines
Deal found 7/20![American Airlines logo]()
$543
This United Airlines deal was found by Cheapflights users on 7/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:59 pm
BOI
- MBJ
2 stops17h 40m
United Airlines
Wed 11/113:20 pm
MBJ
- BOI
2 stops20h 18m
United Airlines
Deal found 7/22![United Airlines logo]()
$544
This American Airlines deal was found by Cheapflights users on 7/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/42:49 pm
BOI
- SJU
2 stops16h 54m
American Airlines
Mon 9/712:55 am
SJU
- BOI
1 stop15h 34m
American Airlines
Deal found 7/19![American Airlines logo]()
$547
This American Airlines deal was found by Cheapflights users on 7/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/122:03 pm
BOI
- STT
2 stops19h 14m
American Airlines
Tue 12/86:17 pm
STT
- BOI
2 stops23h 16m
American Airlines
Deal found 7/21![American Airlines logo]()
$550
Best flights from Boise to CaribbeanDiscover carefully curated flight deals from Boise to Caribbean that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 24, 2026.
Discover carefully curated flight deals from Boise to Caribbean that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 24, 2026.
This United Airlines deal was found by Cheapflights users on 7/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/227:05 pm
BOI
- SJU
2 stops16h 48m
United Airlines
Mon 9/282:00 pm
SJU
- BOI
1 stop9h 35m
United Airlines
Deal found 7/23![United Airlines logo]()
$436
This Southwest deal was found by Cheapflights users on 7/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/226:25 am
BOI
- SJU
2 stops12h 40m
Southwest
Mon 9/285:00 am
SJU
- BOI
2 stops13h 15m
Southwest
Deal found 7/21![Southwest logo]()
$496
This Delta deal was found by Cheapflights users on 7/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1311:10 pm
BOI
- NAS
1 stop10h 41m
Delta
Wed 8/191:09 pm
NAS
- BOI
2 stops12h 50m
Delta
Deal found 7/19![Delta logo]()
$670
This American Airlines deal was found by Cheapflights users on 7/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/173:21 pm
BOI
- GCM
2 stops19h 06m
American Airlines
Wed 9/2312:00 pm
GCM
- BOI
2 stops11h 27m
American Airlines
Deal found 7/20![American Airlines logo]()
$676
This United Airlines deal was found by Cheapflights users on 7/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/227:05 pm
BOI
- SJU
2 stops17h 39m
United Airlines
Mon 9/281:00 am
SJU
- BOI
2 stops12h 28m
United Airlines
Deal found 7/24![United Airlines logo]()
$436
This United Airlines deal was found by Cheapflights users on 7/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:50 pm
BOI
- SJU
2 stops17h 54m
United Airlines
Mon 9/281:00 am
SJU
- BOI
2 stops12h 28m
United Airlines
Deal found 7/22![United Airlines logo]()
$436
This Southwest deal was found by Cheapflights users on 7/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2011:30 am
BOI
- SJU
2 stops10h 20m
Southwest
Thu 8/276:00 am
SJU
- BOI
2 stops12h 15m
Southwest
Deal found 7/20![Southwest logo]()
$511
This United Airlines deal was found by Cheapflights users on 7/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:05 pm
BOI
- SJU
2 stops16h 48m
United Airlines
Thu 9/242:00 pm
SJU
- BOI
1 stop9h 35m
United Airlines
Deal found 7/23![United Airlines logo]()
$526
This Southwest deal was found by Cheapflights users on 7/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/122:25 pm
BOI
- NAS
2 stops19h 50m
Southwest
Wed 9/161:10 pm
NAS
- BOI
2 stops12h 00m
Southwest
Deal found 7/22![Southwest logo]()
$584
This American Airlines deal was found by Cheapflights users on 7/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/302:41 pm
BOI
- AUA
2 stops20h 51m
American Airlines
Tue 12/83:49 pm
AUA
- BOI
2 stops23h 45m
American Airlines
Deal found 7/23![American Airlines logo]()
$689
This business-class.com deal was found by Cheapflights users on 7/21. 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 business-class.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:19 pm
BOI
- MBJ
2 stops19h 30m
Multiple Airlines
Sat 8/295:08 pm
MBJ
- BOI
2 stops19h 08m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$1,384
This Delta deal was found by Cheapflights users on 7/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/711:10 pm
BOI
- GCM
1 stop11h 30m
Delta
Mon 9/141:00 pm
GCM
- BOI
1 stop10h 00m
Delta
Deal found 7/24![Delta logo]()
$711
This Southwest deal was found by Cheapflights users on 7/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/134:55 pm
BOI
- NAS
2 stops17h 20m
Southwest
Wed 8/191:10 pm
NAS
- BOI
2 stops12h 00m
Southwest
Deal found 7/19![Southwest logo]()
$612
This American Airlines deal was found by Cheapflights users on 7/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:19 pm
BOI
- AUA
2 stops20h 51m
American Airlines
Tue 9/12:59 pm
AUA
- BOI
2 stops25h 30m
American Airlines
Deal found 7/20![American Airlines logo]()
$701
This Delta deal was found by Cheapflights users on 7/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/612:08 pm
BOI
- PUJ
2 stops21h 32m
Delta
Wed 11/112:40 pm
PUJ
- BOI
1 stop11h 01m
Delta
Deal found 7/22![Delta logo]()
$715
This Delta deal was found by Cheapflights users on 7/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/245:59 pm
BOI
- PUJ
2 stops18h 33m
Delta
Wed 9/302:50 pm
PUJ
- BOI
2 stops21h 01m
Delta
Deal found 7/23![Delta logo]()
$715
This Southwest deal was found by Cheapflights users on 7/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/63:35 pm
BOI
- NAS
2 stops18h 40m
Southwest
Sun 9/131:10 pm
NAS
- BOI
2 stops13h 20m
Southwest
Deal found 7/23![Southwest logo]()
$654
This American Airlines deal was found by Cheapflights users on 7/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/41:27 pm
BOI
- PUJ
2 stops19h 09m
American Airlines
Wed 11/115:21 pm
PUJ
- BOI
2 stops22h 21m
American Airlines
Deal found 7/19![American Airlines logo]()
$720
This United Airlines deal was found by Cheapflights users on 7/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/75:00 am
BOI
- SJU
1 stop10h 38m
United Airlines
Mon 8/102:05 am
SJU
- BOI
2 stops15h 26m
United Airlines
Deal found 7/23![United Airlines logo]()
$656
This Delta deal was found by Cheapflights users on 7/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/64:00 pm
BOI
- NAS
2 stops19h 57m
Delta
Sun 9/133:18 pm
NAS
- BOI
1 stop8h 42m
Delta
Deal found 7/23![Delta logo]()
$722
This American Airlines deal was found by Cheapflights users on 7/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/163:19 pm
BOI
- AUA
2 stops20h 40m
American Airlines
Sun 8/235:10 pm
AUA
- BOI
2 stops20h 06m
American Airlines
Deal found 7/19![American Airlines logo]()
$739
This Southwest deal was found by Cheapflights users on 7/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/56:25 am
BOI
- SJU
2 stops12h 40m
Southwest
Wed 8/121:20 pm
SJU
- BOI
2 stops11h 50m
Southwest
Deal found 7/21![Southwest logo]()
$712
This United Airlines deal was found by Cheapflights users on 7/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/105:22 pm
BOI
- PUJ
1 stop21h 56m
United Airlines
Thu 12/172:15 pm
PUJ
- BOI
1 stop10h 27m
United Airlines
Deal found 7/20![United Airlines logo]()
$719
This American Airlines deal was found by Cheapflights users on 7/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/85:29 pm
BOI
- GCM
2 stops17h 01m
American Airlines
Sat 10/172:10 pm
GCM
- BOI
2 stops22h 15m
American Airlines
Deal found 7/21![American Airlines logo]()
$751
This Delta deal was found by Cheapflights users on 7/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/811:35 pm
BOI
- GCM
1 stop11h 05m
Delta
Sat 10/1712:55 pm
GCM
- BOI
2 stops23h 33m
Delta
Deal found 7/19![Delta logo]()
$760
This United Airlines deal was found by Cheapflights users on 7/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/25:22 pm
BOI
- PUJ
2 stops15h 28m
United Airlines
Sat 12/52:05 pm
PUJ
- BOI
1 stop10h 11m
United Airlines
Deal found 7/21![United Airlines logo]()
$800
This American Airlines deal was found by Cheapflights users on 7/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/162:41 pm
BOI
- UVF
2 stops21h 29m
American Airlines
Wed 10/214:04 pm
UVF
- BOI
2 stops21h 21m
American Airlines
Deal found 7/20![American Airlines logo]()
$801
This Delta deal was found by Cheapflights users on 7/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/22:35 pm
BOI
- PUJ
2 stops19h 55m
Delta
Sat 12/53:45 pm
PUJ
- BOI
1 stop11h 10m
Delta
Deal found 7/20![Delta logo]()
$805
This American Airlines deal was found by Cheapflights users on 7/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2612:12 pm
BOI
- UVF
2 stops23h 37m
American Airlines
Wed 9/22:49 pm
UVF
- BOI
2 stops25h 40m
American Airlines
Deal found 7/20![American Airlines logo]()
$806
This Delta deal was found by Cheapflights users on 7/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1611:10 pm
BOI
- AUA
1 stop13h 00m
Delta
Sun 8/233:25 pm
AUA
- BOI
2 stops24h 17m
Delta
Deal found 7/19![Delta logo]()
$821
Last-minute flights from Boise to CaribbeanDiscover last-minute flight deals from Boise to Caribbean. Data last updated July 24, 2026 and is based on user searches.
Discover last-minute flight deals from Boise to Caribbean. Data last updated July 24, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 7/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/242:41 pm
BOI
- SJU
2 stops12h 48m
United Airlines
Wed 8/261:00 am
SJU
- BOI
2 stops12h 28m
United Airlines
Deal found 7/22![United Airlines logo]()
$569
This American Airlines deal was found by Cheapflights users on 7/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/248:11 am
BOI
- SJU
2 stops13h 37m
American Airlines
Wed 8/2612:55 am
SJU
- BOI
1 stop15h 34m
American Airlines
Deal found 7/22![American Airlines logo]()
$620
This Southwest deal was found by Cheapflights users on 7/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/2511:35 am
BOI
- SJU
2 stops11h 45m
Southwest
Mon 7/275:30 am
SJU
- BOI
2 stops17h 45m
Southwest
Deal found 7/21![Southwest logo]()
$662
This United Airlines deal was found by Cheapflights users on 7/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/75:00 am
BOI
- SJU
1 stop10h 38m
United Airlines
Mon 8/102:05 am
SJU
- BOI
2 stops15h 26m
United Airlines
Deal found 7/23![United Airlines logo]()
$656
This Southwest deal was found by Cheapflights users on 7/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/134:55 pm
BOI
- NAS
2 stops17h 20m
Southwest
Wed 8/191:10 pm
NAS
- BOI
2 stops12h 00m
Southwest
Deal found 7/19![Southwest logo]()
$612
This Delta deal was found by Cheapflights users on 7/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1311:10 pm
BOI
- NAS
1 stop10h 41m
Delta
Wed 8/191:09 pm
NAS
- BOI
2 stops12h 50m
Delta
Deal found 7/19![Delta logo]()
$670
This Southwest deal was found by Cheapflights users on 7/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:25 am
BOI
- SJU
2 stops12h 40m
Southwest
Wed 8/261:45 pm
SJU
- BOI
2 stops11h 25m
Southwest
Deal found 7/20![Southwest logo]()
$451
This American Airlines deal was found by Cheapflights users on 7/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:19 pm
BOI
- SJU
2 stops14h 24m
American Airlines
Tue 8/2512:55 am
SJU
- BOI
1 stop15h 34m
American Airlines
Deal found 7/20![American Airlines logo]()
$543
This United Airlines deal was found by Cheapflights users on 7/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:30 am
BOI
- SJU
2 stops15h 20m
United Airlines
Tue 8/251:00 am
SJU
- BOI
3 stops14h 38m
United Airlines
Deal found 7/20![United Airlines logo]()
$633
This Southwest deal was found by Cheapflights users on 7/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2011:30 am
BOI
- SJU
2 stops10h 20m
Southwest
Thu 8/275:00 am
SJU
- BOI
2 stops13h 15m
Southwest
Deal found 7/22![Southwest logo]()
$481
This American Airlines deal was found by Cheapflights users on 7/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/208:01 am
BOI
- SJU
2 stops13h 58m
American Airlines
Wed 8/2612:55 am
SJU
- BOI
1 stop15h 34m
American Airlines
Deal found 7/20![American Airlines logo]()
$538
This American Airlines deal was found by Cheapflights users on 7/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:19 pm
BOI
- AUA
2 stops20h 51m
American Airlines
Tue 9/12:59 pm
AUA
- BOI
2 stops25h 30m
American Airlines
Deal found 7/20![American Airlines logo]()
$701
One-way flights from Boise to CaribbeanSearch for one-way flight options from Boise to Caribbean. Find affordable one-way fares based on user searches. Data last updated July 24, 2026.
Search for one-way flight options from Boise to Caribbean. Find affordable one-way fares based on user searches. Data last updated July 24, 2026.
This Delta deal was found by Cheapflights users on 7/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/206:44 pm
BOI
- MBJ
2 stops15h 49m
Delta
Deal found 7/22![Delta logo]()
$202
This Delta deal was found by Cheapflights users on 7/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:49 am
BOI
- SJU
2 stops13h 40m
Delta
Deal found 7/23![Delta logo]()
$218
This United Airlines deal was found by Cheapflights users on 7/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/155:00 am
BOI
- SJU
2 stops13h 38m
United Airlines
Deal found 7/20![United Airlines logo]()
$263
This Delta deal was found by Cheapflights users on 7/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1711:10 pm
BOI
- SJU
1 stop12h 32m
Delta
Deal found 7/20![Delta logo]()
$268
This Delta deal was found by Cheapflights users on 7/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/185:59 pm
BOI
- NAS
2 stops15h 52m
Delta
Deal found 7/22![Delta logo]()
$279
This Delta deal was found by Cheapflights users on 7/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1611:12 am
BOI
- AUA
2 stops24h 58m
Delta
Deal found 7/20![Delta logo]()
$299
This Kiwi.com deal was found by Cheapflights users on 7/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/181:24 pm
BOI
- SJU
2 stops33h 32m
Frontier
Deal found 7/20![Frontier logo]()
$299
This Kiwi.com deal was found by Cheapflights users on 7/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/161:24 pm
BOI
- SJU
2 stops33h 17m
Frontier
Deal found 7/20![Frontier logo]()
$313
This American Airlines deal was found by Cheapflights users on 7/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/173:19 pm
BOI
- AUA
2 stops20h 40m
American Airlines
Deal found 7/20![American Airlines logo]()
$326
This Southwest deal was found by Cheapflights users on 7/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/56:25 am
BOI
- SJU
2 stops12h 40m
Southwest
Deal found 7/20![Southwest logo]()
$328
This American Airlines deal was found by Cheapflights users on 7/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:19 pm
BOI
- SJU
2 stops20h 52m
American Airlines
Deal found 7/20![American Airlines logo]()
$334
This American Airlines deal was found by Cheapflights users on 7/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/95:25 pm
BOI
- SDQ
2 stops16h 03m
American Airlines
Deal found 7/20![American Airlines logo]()
$371
Find flight deals from Boise to Caribbean
Keep the following information in mind while searching for Boise to Caribbean flight deals. Data was last updated July 24, 2026.
Round-trip from | $436 (United Airlines) |
|---|---|
One-way from | $202 (Delta) |
Popular in | November |
Cheapest in | September |
Average price | $828 |
Cheapflights Fare Finder
Customize your flight search to find flights from Boise to Caribbean that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 24, 2026.
Use the filters below to find and compare flights from Boise to Caribbean that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BoiseSan Juan
BOI - SJU
BOISJU
Boise Air Term. Gowen Fld
Tue 9/22
7:05 pm-1:53 pm
2 stops16h 48m
San Juan Luis Munoz Marin Intl
Mon 9/28
2:00 pm-9:35 pm
1 stop9h 35m
$436
BoiseSan Juan
BOI - SJU
BOISJU
Boise Air Term. Gowen Fld
Tue 9/22
7:05 pm-2:44 pm
2 stops17h 39m
San Juan Luis Munoz Marin Intl
Mon 9/28
1:00 am-11:28 am
2 stops12h 28m
$436
BoiseSan Juan
BOI - SJU
BOISJU
Boise Air Term. Gowen Fld
Fri 9/25
6:50 pm-2:44 pm
2 stops17h 54m
San Juan Luis Munoz Marin Intl
Mon 9/28
1:00 am-11:28 am
2 stops12h 28m
$436
BoiseSan Juan
BOI - SJU
BOISJU
Boise Air Term. Gowen Fld
Tue 9/22
6:25 am-9:05 pm
2 stops12h 40m
San Juan Luis Munoz Marin Intl
Mon 9/28
5:00 am-4:15 pm
2 stops13h 15m
$496
BoiseSan Juan
BOI - SJU
BOISJU
Boise Air Term. Gowen Fld
Thu 8/20
11:30 am-11:50 pm
2 stops10h 20m
San Juan Luis Munoz Marin Intl
Thu 8/27
6:00 am-4:15 pm
2 stops12h 15m
$511
BoiseSan Juan
BOI - SJU
BOISJU
Boise Air Term. Gowen Fld
Mon 9/21
7:05 pm-1:53 pm
2 stops16h 48m
San Juan Luis Munoz Marin Intl
Thu 9/24
2:00 pm-9:35 pm
1 stop9h 35m
$526
BoiseNassau
BOI - NAS
BOINAS
Boise Air Term. Gowen Fld
Sat 9/12
2:25 pm-12:15 pm
2 stops19h 50m
Nassau Intl
Wed 9/16
1:10 pm-11:10 pm
2 stops12h 00m
$584
BoiseNassau
BOI - NAS
BOINAS
Boise Air Term. Gowen Fld
Thu 8/13
4:55 pm-12:15 pm
2 stops17h 20m
Nassau Intl
Wed 8/19
1:10 pm-11:10 pm
2 stops12h 00m
$612
BoiseNassau
BOI - NAS
BOINAS
Boise Air Term. Gowen Fld
Sun 9/6
3:35 pm-12:15 pm
2 stops18h 40m
Nassau Intl
Sun 9/13
1:10 pm-12:30 am
2 stops13h 20m
$654
BoiseSan Juan
BOI - SJU
BOISJU
Boise Air Term. Gowen Fld
Fri 8/7
5:00 am-5:38 pm
1 stop10h 38m
San Juan Luis Munoz Marin Intl
Mon 8/10
2:05 am-3:31 pm
2 stops15h 26m
$656
Showing 1-10 of 56 resultsSorted by cheapest first
Best time to book a flight from Boise to Caribbean
Have a flexible travel schedule? Discover the best time to fly to Caribbean from Boise with our price prediction graph.
BOI-SJU
BOI-MBJ
BOI-STT
BOI-NAS
BOI-AUA
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Boise to Caribbean
BOI-0CB
BOI-SJU
BOI-MBJ
BOI-STT
BOI-NAS
What is the cheapest month to book a flight from Boise to Caribbean?
Currently, September is the cheapest month in which you can book a flight from Boise to Caribbean (average of $541). Flying from Boise to Caribbean in July is currently the most expensive (average of $833). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Reviews of airlines servicing Caribbean
Get insights into the airlines that provide service to Caribbean. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Caribbean. Reviews last updated July 24, 2026.
See what other customers who have flown with Southwest,Delta, andUnited Airlines from Boise to Caribbean have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Overall
8.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Overall
8.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Overall
8.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Overall
8.0
Boarding
8.1
Crew
8.6
Comfort
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Related info for your journey
Find useful and relevant information for your journey from Boise to Caribbean. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Boise to Caribbean
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Caribbean by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Boise to Caribbean by cabin class
Find flights from Boise to Caribbean, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Boise and Caribbean flights
Browse other Boise and Caribbean flight options. Last updated on July 24, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Fly to Caribbean countries
Consider these flights traveling to countries located in Caribbean.
Boise to Caribbean flights
Consider these flights traveling from Boise to Caribbean.
Top 4 airlines flying from Boise to Caribbean
Discover the top 4 airlines that operate flights from Boise to Caribbean. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$198 | Average$669 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$401 | Average$720 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$429 | Average$751 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$452 | Average$582 | FlexibilityNo cancel fee | On-time63% |