$146+ Cheap flights from Puerto Rico to Idaho
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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — BOI
Jan 10 — Jan 171
1 adult, Economy
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Cheapest flights from Puerto Rico to IdahoExplore the most affordable flight options available from Puerto Rico to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 11, 2025.
Explore the most affordable flight options available from Puerto Rico to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 11, 2025.
This Southwest deal was found by Cheapflights users on 12/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/293:25 pmSJU - GEG
2 stops13h 40mSouthwest
Fri 1/26:40 amGEG - SJU
2 stops15h 00mSouthwest
Deal found 12/10![Southwest logo]()
$755
This Southwest deal was found by Cheapflights users on 12/9. 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.
Fri 12/263:25 pmSJU - BOI
2 stops13h 00mSouthwest
Tue 12/305:25 pmBOI - SJU
2 stops14h 00mSouthwest
Deal found 12/9![Southwest logo]()
$780
This Delta deal was found by Cheapflights users on 12/9. 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 12/264:45 pmSJU - BOI
1 stop10h 08mDelta
Tue 12/3011:47 pmBOI - SJU
1 stop9h 09mDelta
Deal found 12/9![Delta logo]()
$786
This eDestinos deal was found by Cheapflights users on 12/9. 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.
Thu 12/253:54 amSJU - BOI
2 stops21h 13mMultiple Airlines
Tue 12/306:00 pmBOI - SJU
3 stops52h 24mMultiple Airlines
Deal found 12/9![Multiple Airlines logo]()
$791
This American Airlines deal was found by Cheapflights users on 12/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/281:30 amSJU - GEG
1 stop21h 03mAmerican Airlines
Fri 1/26:07 amGEG - SJU
1 stop18h 53mAmerican Airlines
Deal found 12/10![American Airlines logo]()
$825
This Alaska Airlines deal was found by Cheapflights users on 12/9. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:00 amSJU - BOI
2 stops29h 18mAlaska Airlines
Tue 12/307:00 amBOI - SJU
1 stop19h 34mAlaska Airlines
Deal found 12/9![Alaska Airlines logo]()
$866
This United Airlines deal was found by Cheapflights users on 12/9. 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 12/308:10 amSJU - JAC
1 stop30h 24mUnited Airlines
Sun 1/44:20 pmJAC - SJU
2 stops25h 40mUnited Airlines
Deal found 12/9![United Airlines logo]()
$1,339
Find flight deals from Puerto Rico to Idaho
Keep the following information in mind while searching for Puerto Rico to Idaho flight deals. Data was last updated December 11, 2025.
Round-trip from | $431 (American Airlines) |
|---|---|
One-way from | $146 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from Puerto Rico to Idaho 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 December 11, 2025.
Use the filters below to find and compare flights from Puerto Rico to Idaho that are best for you.
Fly from
Puerto Rico
Fly to
Idaho
Route
Depart
Return
Price
San JuanBoise
SJU - BOI
SJUBOI
San Juan Luis Munoz Marin Intl
Wed 1/21
6:00 am-7:25 pm
2 stops16h 25m
Boise Air Term. Gowen Fld
Tue 1/27
7:20 am-10:26 pm
1 stop12h 06m
$431
San JuanBoise
SJU - BOI
SJUBOI
San Juan Luis Munoz Marin Intl
Wed 1/28
6:00 am-1:53 pm
1 stop10h 53m
Boise Air Term. Gowen Fld
Tue 2/3
1:58 pm-10:48 am
2 stops17h 50m
$431
San JuanSpokane
SJU - GEG
SJUGEG
San Juan Luis Munoz Marin Intl
Fri 2/20
10:50 am-11:35 pm
2 stops16h 45m
Spokane
Sat 2/28
2:45 pm-9:55 am
2 stops15h 10m
$470
San JuanSpokane
SJU - GEG
SJUGEG
San Juan Luis Munoz Marin Intl
Thu 1/22
2:25 pm-9:22 pm
1 stop10h 57m
Spokane
Mon 1/26
5:00 am-12:36 am
2 stops15h 36m
$521
San JuanSpokane
SJU - GEG
SJUGEG
San Juan Luis Munoz Marin Intl
Fri 2/20
6:00 am-12:14 pm
1 stop10h 14m
Spokane
Sat 2/28
5:51 am-11:32 pm
1 stop13h 41m
$548
San JuanJackson
SJU - JAC
SJUJAC
San Juan Luis Munoz Marin Intl
Thu 1/22
2:05 am-3:18 pm
2 stops16h 13m
Jackson Hole
Tue 1/27
7:00 am-10:22 pm
2 stops12h 22m
$585
San JuanJackson
SJU - JAC
SJUJAC
San Juan Luis Munoz Marin Intl
Sat 1/3
10:03 pm-2:31 pm
2 stops19h 28m
Jackson Hole
Sun 1/11
3:51 pm-12:30 pm
2 stops17h 39m
$1,018
San JuanJackson
SJU - JAC
SJUJAC
San Juan Luis Munoz Marin Intl
Fri 1/2
1:30 am-12:02 pm
1 stop13h 32m
Jackson Hole
Sat 1/10
3:51 pm-12:30 pm
2 stops17h 39m
$1,018
San JuanBoise
SJU - BOI
SJUBOI
San Juan Luis Munoz Marin Intl
Sat 1/10
6:08 pm-11:17 am
3 stops44h 09m
$198
San JuanSpokane
SJU - GEG
SJUGEG
San Juan Luis Munoz Marin Intl
Sat 1/24
10:52 am-12:23 am
2 stops17h 31m
$203
Showing 1-10 of 38 results
Best time to book a flight from Puerto Rico to Idaho
Have a flexible travel schedule? Discover the best time to fly to Idaho from Puerto Rico with our price prediction graph.
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 Puerto Rico to Idaho
What is the cheapest time of day to fly from PR to ID?
Find hourly flight availability from Puerto Rico to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 11, 2025.
It’s optimal to fly from Puerto Rico to Idaho in the afternoon. By choosing this option you can save up to 61% on the cost of your flight, compared to a flight at noon.