$390+ Cheap flights from Puerto Rico to Alaska
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 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — ANC
Aug 5 — Aug 121
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Puerto Rico to Alaska 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 Puerto Rico to Alaska
Keep the following information in mind while searching for Puerto Rico to Alaska flight deals. Data was last updated July 31, 2025.
Round-trip from | $751 (American Airlines) |
|---|---|
One-way from | $390 (United Airlines) |
Popular in | January |
Cheapest in | July |
Average price | $497 |
Find flight deals from Puerto Rico to Alaska
Cheapest flights from Puerto Rico to AlaskaExplore the most affordable flight options available from Puerto Rico to Alaska. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.
Explore the most affordable flight options available from Puerto Rico to Alaska. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.
This American Airlines deal was found by Cheapflights users on 7/29. 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 10/27:05 pmSJU - ANC
2 stops29h 43mAmerican Airlines
Mon 10/67:52 pmANC - SJU
1 stop14h 33mAmerican Airlines
Deal found 7/29![American Airlines logo]()
$751
This Delta deal was found by Cheapflights users on 7/30. 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 10/21:32 pmSJU - ANC
2 stops16h 05mDelta
Sun 10/512:30 amANC - SJU
2 stops17h 29mDelta
Deal found 7/30![Delta logo]()
$755
This United Airlines deal was found by Cheapflights users on 7/30. 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 10/11:05 amSJU - ANC
2 stops22h 52mUnited Airlines
Mon 10/611:49 pmANC - SJU
2 stops34h 55mUnited Airlines
Deal found 7/30![United Airlines logo]()
$790
This American Airlines deal was found by Cheapflights users on 7/31. 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 9/213:05 pmSJU - FAI
2 stops15h 40mAmerican Airlines
Wed 10/110:00 amFAI - SJU
2 stops24h 15mAmerican Airlines
Deal found 7/31![American Airlines logo]()
$883
This Alaska Airlines deal was found by Cheapflights users on 7/29. 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.
Thu 10/23:05 pmSJU - FAI
2 stops25h 49mAlaska Airlines
Sun 10/52:00 amFAI - SJU
2 stops32h 25mAlaska Airlines
Deal found 7/29![Alaska Airlines logo]()
$939
This Delta deal was found by Cheapflights users on 7/30. 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 10/27:00 amSJU - FAI
2 stops21h 50mDelta
Sun 10/51:53 amFAI - SJU
2 stops16h 06mDelta
Deal found 7/30![Delta logo]()
$1,032
This Alaska Airlines deal was found by Cheapflights users on 7/31. 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 10/103:10 pmSJU - ANC
3 stops26h 12mAlaska Airlines
Fri 10/249:14 amANC - SJU
2 stops24h 54mAlaska Airlines
Deal found 7/31![Alaska Airlines logo]()
$1,041
This United Airlines deal was found by Cheapflights users on 7/31. 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 8/271:05 amSJU - FAI
3 stops22h 43mUnited Airlines
Thu 9/411:23 pmFAI - SJU
2 stops17h 15mUnited Airlines
Deal found 7/31![United Airlines logo]()
$1,073
This Mytrip deal was found by Cheapflights users on 7/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/76:00 amSJU - ANC
2 stops34h 16mMultiple Airlines
Sun 8/101:20 pmANC - SJU
3 stops32h 15mMultiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$1,115
Cheapflights Fare Finder
Customize your flight search to find flights from Puerto Rico to Alaska 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 31, 2025.
Use the filters below to find and compare flights from Puerto Rico to Alaska that are best for you.
Fly from
Puerto Rico
Fly to
Alaska
Route
Depart
Return
Price
San JuanAnchorage
SJU - ANC
SJUANC
San Juan Luis Munoz Marin Intl
Thu 10/2
7:05 pm-8:48 pm
2 stops29h 43m
Anchorage
Mon 10/6
7:52 pm-2:25 pm
1 stop14h 33m
$751
San JuanAnchorage
SJU - ANC
SJUANC
San Juan Luis Munoz Marin Intl
Thu 10/2
1:32 pm-1:37 am
2 stops16h 05m
Anchorage
Sun 10/5
12:30 am-9:59 pm
2 stops17h 29m
$755
San JuanAnchorage
SJU - ANC
SJUANC
San Juan Luis Munoz Marin Intl
Wed 10/1
1:05 am-7:57 pm
2 stops22h 52m
Anchorage
Mon 10/6
11:49 pm-2:44 pm
2 stops34h 55m
$790
San JuanFairbanks
SJU - FAI
SJUFAI
San Juan Luis Munoz Marin Intl
Sun 9/21
3:05 pm-2:45 am
2 stops15h 40m
Fairbanks
Wed 10/1
10:00 am-2:15 pm
2 stops24h 15m
$883
San JuanFairbanks
SJU - FAI
SJUFAI
San Juan Luis Munoz Marin Intl
Thu 10/2
3:05 pm-12:54 pm
2 stops25h 49m
Fairbanks
Sun 10/5
2:00 am-2:25 pm
2 stops32h 25m
$939
San JuanFairbanks
SJU - FAI
SJUFAI
San Juan Luis Munoz Marin Intl
Thu 10/2
7:00 am-12:50 am
2 stops21h 50m
Fairbanks
Sun 10/5
1:53 am-9:59 pm
2 stops16h 06m
$1,032
San JuanAnchorage
SJU - ANC
SJUANC
San Juan Luis Munoz Marin Intl
Fri 10/10
3:10 pm-1:22 pm
3 stops26h 12m
Anchorage
Fri 10/24
9:14 am-2:08 pm
2 stops24h 54m
$1,041
San JuanFairbanks
SJU - FAI
SJUFAI
San Juan Luis Munoz Marin Intl
Wed 8/27
1:05 am-7:48 pm
3 stops22h 43m
Fairbanks
Thu 9/4
11:23 pm-8:38 pm
2 stops17h 15m
$1,073
San JuanAnchorage
SJU - ANC
SJUANC
San Juan Luis Munoz Marin Intl
Sun 9/21
1:05 am-7:47 pm
2 stops22h 42m
$390
San JuanAnchorage
SJU - ANC
SJUANC
San Juan Luis Munoz Marin Intl
Tue 9/9
7:00 am-1:32 am
2 stops22h 32m
$438
Showing 1-10 of 14 results
Best time to book a flight from Puerto Rico to Alaska
Have a flexible travel schedule? Discover the best time to fly to Alaska 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 Alaska
What is the cheapest month to book a flight from Puerto Rico to Alaska?
Currently, January is the cheapest month in which you can book a flight from Puerto Rico to Alaska (average of $456). Flying from Puerto Rico to Alaska in July is currently the most expensive (average of $645). 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.
What is the cheapest time of day to fly from PR to AK?
Find hourly flight availability from Puerto Rico to Alaska. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Puerto Rico to Alaska as you normally would.
Reviews of airlines servicing Alaska
Get insights into the airlines that provide service to Alaska. 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 Alaska. Reviews last updated July 31, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta, and United Airlines from Puerto Rico to Alaska. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
7.1
Overall
8.0
Crew
8.5
Boarding
8.1
Entertainment
7.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Jul 2025
YEG - SEA
Food
7.1
Overall
8.0
Crew
8.5
Boarding
8.1
Entertainment
7.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Jul 2025
YEG - SEA
Food
7.1
Overall
8.0
Crew
8.5
Boarding
8.1
Entertainment
7.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Jul 2025
YEG - SEA
Food
7.1
Overall
8.0
Crew
8.5
Boarding
8.1
Entertainment
7.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Jul 2025
YEG - SEA
Food
7.1
Overall
8.0
Crew
8.5
Boarding
8.1
Entertainment
7.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Jul 2025
YEG - SEA
Related info for your journey
Find useful and relevant information for your journey from Puerto Rico to Alaska. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for Puerto Rico to Alaska
See prices for flight routes from nearby airports that may be better suited for you.
Top 3 airlines flying from Puerto Rico to Alaska
Discover the top 3 airlines that operate flights from Puerto Rico to Alaska. 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 31, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$712 | Average$817 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$745 | Average$775 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$782 | Average$818 | FlexibilityNo cancel fee | On-time71% |