$457+ Cheap flights from Alaska to Puerto Rico
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/29. Fares are subject to change and may not be available on all flights or dates of travel.
ANC — SJU
Nov 25 — Dec 21
Round-trip
1 adult, Economy
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Find cheap flights from Alaska to Puerto Rico with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Alaska to Puerto Rico
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Cheapest flights from Alaska to Puerto RicoExplore the most affordable flight options available from Alaska to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.
Explore the most affordable flight options available from Alaska to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.
This Delta deal was found by Cheapflights users on 10/25. 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 12/104:03 pm -
2 stops16h 51m
Wed 12/163:04 pm -
2 stops15h 41m
Deal found 10/25![Delta logo]()
$885
This United Airlines deal was found by Cheapflights users on 10/23. 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 11/1711:59 pm -
2 stops16h 01m
Wed 12/28:05 am -
2 stops16h 34m
Deal found 10/23![United Airlines logo]()
$915
This United Airlines deal was found by Cheapflights users on 10/24. 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 12/812:07 am -
2 stops19h 29m
Sat 12/198:25 am -
2 stops19h 27m
Deal found 10/24![United Airlines logo]()
$920
This Delta deal was found by Cheapflights users on 10/24. 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.
Tue 12/11:15 am -
2 stops16h 58m
Sun 12/137:00 am -
2 stops18h 53m
Deal found 10/24![Delta logo]()
$970
This United Airlines deal was found by Cheapflights users on 10/24. 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 12/112:07 am -
1 stop13h 18m
Sun 12/138:05 am -
2 stops16h 34m
Deal found 10/24![United Airlines logo]()
$998
This United Airlines deal was found by Cheapflights users on 10/25. 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 12/912:07 am -
2 stops19h 29m
Wed 12/162:21 pm -
1 stop13h 38m
Deal found 10/25![United Airlines logo]()
$1,061
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Sat 11/711:59 pm -
2 stops17h 23m
Wed 11/118:25 am -
2 stops19h 31m
Deal found 10/23![United Airlines logo]()
$1,065
This American Airlines deal was found by Cheapflights users on 10/22. 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 11/68:14 pm -
1 stop23h 02m
Tue 11/106:28 am -
1 stop17h 41m
Deal found 10/22![American Airlines logo]()
$1,087
This Delta deal was found by Cheapflights users on 10/23. 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 11/810:09 pm -
2 stops13h 47m
Thu 11/127:00 am -
2 stops21h 24m
Deal found 10/23![Delta logo]()
$1,145
This Alaska Airlines deal was found by Cheapflights users on 10/25. 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.
Wed 12/302:12 am -
2 stops14h 58m
Thu 1/75:04 pm -
2 stops26h 57m
Deal found 10/25![Alaska Airlines logo]()
$1,454
This Alaska Airlines deal was found by Cheapflights users on 10/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/282:36 am -
2 stops15h 00m
Mon 12/75:17 pm -
2 stops24h 45m
Deal found 10/23![Alaska Airlines logo]()
$1,482
This American Airlines deal was found by Cheapflights users on 10/26. 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 11/2911:55 am -
2 stops19h 30m
Mon 12/711:34 am -
3 stops17h 47m
Deal found 10/26![American Airlines logo]()
$2,893
Best flights from Alaska to Puerto RicoDiscover carefully curated flight deals from Alaska to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
Discover carefully curated flight deals from Alaska to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
This United Airlines deal was found by Cheapflights users on 10/23. 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 2/98:37 pm -
1 stop14h 03m
Thu 2/182:21 pm -
1 stop13h 38m
Deal found 10/23![United Airlines logo]()
$855
This Delta deal was found by Cheapflights users on 10/25. 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 12/104:03 pm -
2 stops16h 51m
Wed 12/163:04 pm -
2 stops15h 41m
Deal found 10/25![Delta logo]()
$885
This Alaska Airlines deal was found by Cheapflights users on 10/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/313:59 pm -
2 stops25h 41m
Thu 2/47:22 am -
2 stops32h 55m
Deal found 10/24![Alaska Airlines logo]()
$1,429
This United Airlines deal was found by Cheapflights users on 10/25. 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.
Sun 1/319:00 am -
2 stops16h 15m
Thu 2/48:05 am -
2 stops16h 24m
Deal found 10/25![United Airlines logo]()
$935
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Tue 3/98:40 pm -
1 stop14h 00m
Fri 3/197:25 am -
1 stop16h 19m
Deal found 10/22![United Airlines logo]()
$951
This United Airlines deal was found by Cheapflights users on 10/24. 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 12/112:07 am -
1 stop13h 18m
Sun 12/138:05 am -
2 stops16h 34m
Deal found 10/24![United Airlines logo]()
$998
This Delta deal was found by Cheapflights users on 10/25. 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 1/181:45 am -
2 stops18h 13m
Mon 1/257:45 am -
2 stops21h 51m
Deal found 10/25![Delta logo]()
$1,214
This United Airlines deal was found by Cheapflights users on 10/24. 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.
Sat 2/139:10 am -
2 stops16h 05m
Sat 2/208:25 am -
1 stop16h 28m
Deal found 10/24![United Airlines logo]()
$1,022
This Alaska Airlines deal was found by Cheapflights users on 10/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/172:37 am -
2 stops15h 03m
Wed 4/2111:59 pm -
2 stops18h 56m
Deal found 10/23![Alaska Airlines logo]()
$1,435
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Tue 3/98:40 pm -
2 stops20h 42m
Wed 3/177:05 am -
2 stops16h 39m
Deal found 10/22![United Airlines logo]()
$1,065
This Alaska Airlines deal was found by Cheapflights users on 10/25. 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.
Wed 12/302:12 am -
2 stops14h 58m
Thu 1/75:04 pm -
2 stops26h 57m
Deal found 10/25![Alaska Airlines logo]()
$1,454
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Mon 3/811:40 pm -
2 stops16h 20m
Tue 3/166:35 pm -
2 stops29h 09m
Deal found 10/22![United Airlines logo]()
$1,065
This Alaska Airlines deal was found by Cheapflights users on 10/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/282:36 am -
2 stops15h 00m
Mon 12/75:17 pm -
2 stops24h 45m
Deal found 10/23![Alaska Airlines logo]()
$1,482
This United Airlines deal was found by Cheapflights users on 10/25. 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 12/912:07 am -
1 stop13h 18m
Wed 12/168:25 am -
1 stop16h 14m
Deal found 10/25![United Airlines logo]()
$1,072
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/266:55 pm -
2 stops24h 07m
Fri 3/127:19 am -
2 stops30h 12m
Deal found 10/21![Alaska Airlines logo]()
$1,522
Last-minute flights from Alaska to Puerto RicoDiscover last-minute flight deals from Alaska to Puerto Rico. Data last updated October 26, 2026 and is based on user searches.
Discover last-minute flight deals from Alaska to Puerto Rico. Data last updated October 26, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 10/22. 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 11/68:14 pm -
1 stop23h 02m
Tue 11/106:28 am -
1 stop17h 41m
Deal found 10/22![American Airlines logo]()
$1,087
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/611:59 pm -
2 stops17h 23m
Tue 11/108:25 am -
2 stops19h 31m
Deal found 10/22![United Airlines logo]()
$1,161
This Alaska Airlines deal was found by Cheapflights users on 10/22. 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 Alaska Airlines is selected, and click “Compare selected ” under the list of providers to see comparable flight deals.
Fri 11/64:15 pm -
2 stops18h 54m
Tue 11/106:28 am -
3 stops22h 16m
Deal found 10/22![Alaska Airlines logo]()
$1,390
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Sat 11/78:43 pm -
1 stop13h 57m
Wed 11/118:25 am -
2 stops19h 31m
Deal found 10/23![United Airlines logo]()
$1,065
This Delta deal was found by Cheapflights users on 10/23. 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 11/810:09 pm -
2 stops13h 47m
Thu 11/127:00 am -
2 stops21h 24m
Deal found 10/23![Delta logo]()
$1,145
This Delta deal was found by Cheapflights users on 10/25. 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 11/92:21 pm -
2 stops17h 21m
Fri 11/137:00 am -
2 stops21h 24m
Deal found 10/25![Delta logo]()
$1,165
This United Airlines deal was found by Cheapflights users on 10/23. 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 11/1711:59 pm -
1 stop13h 26m
Wed 12/28:05 am -
2 stops16h 34m
Deal found 10/23![United Airlines logo]()
$915
This Alaska Airlines deal was found by Cheapflights users on 10/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/176:45 am -
2 stops26h 06m
Wed 12/26:28 am -
3 stops21h 53m
Deal found 10/23![Alaska Airlines logo]()
$1,325
This American Airlines deal was found by Cheapflights users on 10/23. 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.
Fri 11/208:14 pm -
1 stop22h 59m
Fri 11/276:23 am -
1 stop17h 46m
Deal found 10/23![American Airlines logo]()
$1,480
This American Airlines deal was found by Cheapflights users on 10/23. 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.
Sat 11/218:14 pm -
1 stop22h 59m
Sat 11/286:23 am -
1 stop17h 46m
Deal found 10/23![American Airlines logo]()
$1,542
This Alaska Airlines deal was found by Cheapflights users on 10/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/282:36 am -
2 stops15h 00m
Mon 12/75:17 pm -
2 stops24h 45m
Deal found 10/23![Alaska Airlines logo]()
$1,482
This American Airlines deal was found by Cheapflights users on 10/26. 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 11/2911:55 am -
2 stops19h 30m
Mon 12/711:34 am -
3 stops17h 47m
Deal found 10/26![American Airlines logo]()
$2,893
One-way flights from Alaska to Puerto RicoSearch for one-way flight options from Alaska to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
Search for one-way flight options from Alaska to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
This American Airlines deal was found by Cheapflights users on 10/22. 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 12/298:15 pm -
1 stop22h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![American Airlines logo]()
$457
This United Airlines deal was found by Cheapflights users on 10/26. 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 12/2811:36 pm -
1 stop13h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![United Airlines logo]()
$497
This Delta deal was found by Cheapflights users on 10/26. 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 12/285:12 pm -
2 stops17h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Delta logo]()
$533
This Delta deal was found by Cheapflights users on 10/24. 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.
Tue 11/104:04 pm -
2 stops17h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Delta logo]()
$572
This United Airlines deal was found by Cheapflights users on 10/25. 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 11/288:43 pm -
1 stop13h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![United Airlines logo]()
$573
This United Airlines deal was found by Cheapflights users on 10/24. 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 11/108:43 pm -
1 stop13h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![United Airlines logo]()
$582
This Kiwi.com deal was found by Cheapflights users on 10/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:28 pm -
3 stops43h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$601
This Alaska Airlines deal was found by Cheapflights users on 10/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/291:00 pm -
2 stops29h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Alaska Airlines logo]()
$604
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Sat 11/286:47 pm -
3 stops50h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$617
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
Sat 10/315:30 pm -
3 stops41h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$1,303
Find flight deals from Alaska to Puerto Rico
Keep the following information in mind while searching for Alaska to Puerto Rico flight deals. Data was last updated October 26, 2026.
Round-trip from | $855 (United Airlines) |
|---|---|
One-way from | $457 (American Airlines) |
Popular in | June |
Cheapest in | August |
Average price | $955 |
Cheapflights Fare Finder
Customize your flight search to find flights from Alaska to Puerto Rico 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 7,457,451 searches. Data last updated October 26, 2026.
Use the filters below to find and compare flights from Alaska to Puerto Rico that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
AnchorageSan Juan
ANC Anchorage - SJU San Juan Luis Munoz Marin Intl
ANCSJU
Anchorage
Wed 2/10
9:55 pm-4:10 pm
1 stop13h 15m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$457
AnchorageSan Juan
ANC Anchorage - SJU San Juan Luis Munoz Marin Intl
ANCSJU
Anchorage
Tue 12/29
8:15 pm-11:59 pm
1 stop22h 44m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$457
AnchorageSan Juan
ANC Anchorage - SJU San Juan Luis Munoz Marin Intl
ANCSJU
Anchorage
Mon 12/28
11:36 pm-6:25 pm
1 stop13h 49m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$497
AnchorageSan Juan
ANC Anchorage - SJU San Juan Luis Munoz Marin Intl
ANCSJU
Anchorage
Mon 12/28
5:12 pm-3:23 pm
2 stops17h 11m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$533
AnchorageSan Juan
ANC Anchorage - SJU San Juan Luis Munoz Marin Intl
ANCSJU
Anchorage
Sat 11/28
8:43 pm-3:40 pm
1 stop13h 57m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$573
AnchorageSan Juan
ANC Anchorage - SJU San Juan Luis Munoz Marin Intl
ANCSJU
Anchorage
Tue 11/10
5:28 pm-6:21 pm
3 stops43h 53m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$601
AnchorageSan Juan
ANC Anchorage - SJU San Juan Luis Munoz Marin Intl
ANCSJU
Anchorage
Tue 12/29
5:31 pm-11:59 pm
2 stops25h 28m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$604
AnchorageSan Juan
ANC Anchorage - SJU San Juan Luis Munoz Marin Intl
ANCSJU
Anchorage
Tue 2/9
8:37 pm-3:40 pm
1 stop14h 03m
San Juan Luis Munoz Marin Intl
Thu 2/18
2:21 pm-10:59 pm
1 stop13h 38m
$855
AnchorageSan Juan
ANC Anchorage - SJU San Juan Luis Munoz Marin Intl
ANCSJU
Anchorage
Thu 12/10
4:03 pm-1:54 pm
2 stops16h 51m
San Juan Luis Munoz Marin Intl
Wed 12/16
3:04 pm-1:45 am
2 stops15h 41m
$885
AnchorageSan Juan
ANC Anchorage - SJU San Juan Luis Munoz Marin Intl
ANCSJU
Anchorage
Sun 1/31
9:00 am-6:15 am
2 stops16h 15m
San Juan Luis Munoz Marin Intl
Thu 2/4
8:05 am-7:29 pm
2 stops16h 24m
$935
Showing 1-10 of 23 resultsSorted by cheapest first
Best time to book a flight from Alaska to Puerto Rico
Have a flexible travel schedule? Discover the best time to fly to Puerto Rico from Alaska with our price prediction graph.
ANC-SJU
FAI-SJU
KTN-SJU
JNU-SJU
Estimated round-trip price
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Cheapflights Insights
Everything you need to know about your flight from Alaska to Puerto Rico
USAK-PR0
ANC-SJU
FAI-SJU
KTN-SJU
JNU-SJU
No data available for this route at this time. Please check back soon.
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Alternative routes for Alaska to Puerto Rico
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Complete your trip
Complete your trip to Puerto Rico by adding a car rental and/or hotel reservation to your travel itinerary.
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Alaska and Puerto Rico flights
Browse other Alaska and Puerto Rico flight options. Last updated on October 26, 2026.
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Alaska to Puerto Rico flights
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Top 3 airlines flying from Alaska to Puerto Rico
Discover the top 3 airlines that operate flights from Alaska to Puerto Rico. 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 7,457,451 searches. Data last updated October 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$432 | Average$894 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$496 | Average$844 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$902 | Average$1,309 | FlexibilityNo cancel fee | On-time75% |