HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Alaska

$430+ 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 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — ANC
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
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.

Find flight deals from Puerto Rico to Alaska

Cheapest flights from Puerto Rico to Alaska
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 October 30, 2025.

This Delta deal was found by Cheapflights users on 10/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/193:20 pmSJU - ANC
2 stops15h 37mDelta
Tue 12/21:10 pmANC - SJU
2 stops18h 48mDelta
Deal found 10/29$835
This Delta deal was found by Cheapflights users on 10/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/197:15 amSJU - ANC
2 stops20h 34mDelta
Thu 11/272:25 pmANC - SJU
2 stops17h 31mDelta
Deal found 10/29$855
This United Airlines deal was found by Cheapflights users on 10/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/182:05 amSJU - ANC
2 stops22h 54mUnited Airlines
Sun 11/3011:59 pmANC - SJU
1 stop13h 26mUnited Airlines
Deal found 10/29$877
This United Airlines deal was found by Cheapflights users on 10/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/195:50 pmSJU - ANC
2 stops31h 09mUnited Airlines
Thu 11/2711:59 pmANC - SJU
1 stop13h 26mUnited Airlines
Deal found 10/29$889
This American Airlines deal was found by Cheapflights users on 10/29. 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.
Wed 11/197:15 amSJU - ANC
1 stop17h 00mAmerican Airlines
Sun 11/308:21 pmANC - SJU
1 stop13h 39mAmerican Airlines
Deal found 10/29$899
This United Airlines deal was found by Cheapflights users on 10/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/182:05 amSJU - ANC
2 stops22h 54mUnited Airlines
Fri 11/289:07 pmANC - SJU
1 stop13h 33mUnited Airlines
Deal found 10/29$917
This United Airlines deal was found by Cheapflights users on 10/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/182:05 amSJU - ANC
2 stops22h 54mUnited Airlines
Tue 12/211:59 pmANC - SJU
1 stop13h 26mUnited Airlines
Deal found 10/29$922
This United Airlines deal was found by Cheapflights users on 10/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/182:05 amSJU - ANC
2 stops22h 54mUnited Airlines
Wed 12/311:59 pmANC - SJU
2 stops17h 23mUnited Airlines
Deal found 10/29$924
This American Airlines deal was found by Cheapflights users on 10/29. 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.
Mon 11/107:15 amSJU - FAI
2 stops24h 26mAmerican Airlines
Thu 11/204:10 pmFAI - SJU
2 stops17h 39mAmerican Airlines
Deal found 10/29$1,063
This United Airlines deal was found by Cheapflights users on 10/30. 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.
Fri 11/141:09 amBQN - ANC
2 stops26h 47mUnited Airlines
Wed 11/199:07 pmANC - BQN
2 stops21h 50mUnited Airlines
Deal found 10/30$1,122
This American Airlines deal was found by Cheapflights users on 10/27. 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 11/138:00 amSJU - FAI
2 stops23h 41mAmerican Airlines
Sun 11/162:14 amFAI - SJU
2 stops31h 52mAmerican Airlines
Deal found 10/27$1,205
This Delta deal was found by Cheapflights users on 10/28. 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 11/137:00 amSJU - FAI
2 stops22h 23mDelta
Sun 11/161:30 amFAI - SJU
2 stops17h 26mDelta
Deal found 10/28$1,323

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 October 30, 2025.

Round-trip from

$745
(Delta)

One-way from

$430
(Kiwi.com)

Popular in

January

Cheapest in

September

Average price

$784
From Puerto Rico to Alaska
Search Deals
One-way flight from Puerto Rico to Alaska
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($154 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($53 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 October 30, 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 4/9

3:25 pm-12:59 am

1 stop13h 34m

Anchorage

Mon 4/13

3:50 pm-11:46 am

2 stops15h 56m

$745

San JuanAnchorage

SJU - ANC

SJUANC

San Juan Luis Munoz Marin Intl

Thu 1/15

4:30 pm-12:50 am

1 stop13h 20m

Anchorage

Fri 1/23

9:15 pm-4:19 pm

1 stop14h 04m

$764

AguadillaAnchorage

BQN - ANC

BQNANC

Aguadilla Borinquen

Wed 3/11

12:09 am-7:45 pm

2 stops23h 36m

Anchorage

Mon 3/16

11:55 pm-10:57 pm

2 stops19h 02m

$847

San JuanFairbanks

SJU - FAI

SJUFAI

San Juan Luis Munoz Marin Intl

Mon 11/10

7:15 am-2:41 am

2 stops24h 26m

Fairbanks

Thu 11/20

4:10 pm-2:49 pm

2 stops17h 39m

$1,063

AguadillaAnchorage

BQN - ANC

BQNANC

Aguadilla Borinquen

Fri 11/14

1:09 am-10:56 pm

2 stops26h 47m

Anchorage

Wed 11/19

9:07 pm-11:57 pm

2 stops21h 50m

$1,122

San JuanFairbanks

SJU - FAI

SJUFAI

San Juan Luis Munoz Marin Intl

Thu 11/13

2:05 pm-2:41 am

2 stops17h 36m

Fairbanks

Mon 11/17

5:55 am-3:47 pm

2 stops28h 52m

$1,205

San JuanFairbanks

SJU - FAI

SJUFAI

San Juan Luis Munoz Marin Intl

Mon 11/10

7:00 am-12:23 am

2 stops22h 23m

Fairbanks

Wed 11/19

1:30 am-11:56 pm

2 stops17h 26m

$1,323

San JuanFairbanks

SJU - FAI

SJUFAI

San Juan Luis Munoz Marin Intl

Thu 11/13

7:00 am-12:23 am

2 stops22h 23m

Fairbanks

Sun 11/16

1:30 am-11:56 pm

2 stops17h 26m

$1,323

San JuanFairbanks

SJU - FAI

SJUFAI

San Juan Luis Munoz Marin Intl

Thu 11/13

3:43 pm-9:58 pm

2 stops35h 15m

Fairbanks

Mon 11/17

4:10 pm-3:06 pm

2 stops17h 56m

$1,392

San JuanAnchorage

SJU - ANC

SJUANC

San Juan Luis Munoz Marin Intl

Mon 2/23

3:55 am-2:39 am

3 stops27h 44m

$430

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 17 results
1
2

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 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 October 30, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 23% on flights from Puerto Rico to Alaska by exploring options for tickets in the morning.

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 October 30, 2025.
Read reviews from past customers who have flown 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.
Delta
7.9
Good
7,998 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Mary,Oct 2025

AMS - PDX

It's specail being able to fly non-stop from Amsterdam all the way home to Portland, Oregon!
Delta
7.9
Good
7,998 reviews
Delta
7.9
Good
7,998 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Mary,Oct 2025

AMS - PDX

It's specail being able to fly non-stop from Amsterdam all the way home to Portland, Oregon!
United Airlines
7.4
Good
8,998 reviews
Delta
7.9
Good
7,998 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Mary,Oct 2025

AMS - PDX

It's specail being able to fly non-stop from Amsterdam all the way home to Portland, Oregon!

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.

  • How long is the flight from Puerto Rico to Alaska?

    There are many flights that can get you from Puerto Rico to Alaska in 13h 34m. Fly via Delta, United Airlines, or American Airlines to get the fastest option. There are 4905 mi between Puerto Rico and Alaska. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Puerto Rico to Alaska one-way?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $433. Users have also found prices from $433 and $488 on United Airlines and American Airlines, respectively.

  • Can I find deals for flights from Puerto Rico to Alaska that include hotel bookings?

    Yes. In addition to deals on Puerto Rico to Alaska flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Puerto Rico to Alaska?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Puerto Rico to Alaska.

  • Can I find deals for business class flights from Puerto Rico to Alaska?

    Yes. Cheapflights offers flight deals from Puerto Rico to Alaska by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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.
Luis Munoz Marin Intl to Orlando flights
Luis Munoz Marin Intl to John F Kennedy Intl flights
Santo Domingo to John F Kennedy Intl flights
Luis Munoz Marin Intl to Newark flights
Santo Domingo to Newark flights
Punta Cana to Newark flights
Luis Munoz Marin Intl to LaGuardia flights
Punta Cana to O'Hare Intl flights
Santo Domingo to Miami flights
Luis Munoz Marin Intl to Fort Lauderdale flights
Punta Cana to Fort Lauderdale flights
Santo Domingo to LaGuardia flights
Punta Cana to Orlando flights
Punta Cana to Miami flights
Santo Domingo to Fort Lauderdale flights
Santo Domingo to Boston flights
Luis Munoz Marin Intl to Tampa flights
Punta Cana to John F Kennedy Intl flights
Luis Munoz Marin Intl to Philadelphia flights
Santiago de los Caballeros to Newark flights
Santiago de los Caballeros to John F Kennedy Intl flights
Luis Munoz Marin Intl to Atlanta flights
Luis Munoz Marin Intl to Baltimore flights
Luis Munoz Marin Intl to Miami flights
Luis Munoz Marin Intl to Denver flights
Punta Cana to LaGuardia flights
Punta Cana to Midway flights
Luis Munoz Marin Intl to Dulles Intl flights
Port of Spain to John F Kennedy Intl flights
Luis Munoz Marin Intl to O'Hare Intl flights
Luis Munoz Marin Intl to Boston flights
Santo Domingo to Orlando flights
Ponce to Orlando flights
Luis Munoz Marin Intl to Reagan-National flights
Luis Munoz Marin Intl to Dallas/Fort Worth flights
Aguadilla to Orlando flights
Luis Munoz Marin Intl to Hobby flights
Luis Munoz Marin Intl to Hartford flights
Port of Spain to Miami flights
Luis Munoz Marin Intl to Raleigh flights
Luis Munoz Marin Intl to George Bush Intcntl flights
Luis Munoz Marin Intl to Las Vegas flights
Nassau to Fort Lauderdale flights
Kingston to John F Kennedy Intl flights
Nassau to Miami flights
Luis Munoz Marin Intl to Charlotte flights
Santiago de los Caballeros to Boston flights
Santiago de los Caballeros to LaGuardia flights
Luis Munoz Marin Intl to Austin flights
Luis Munoz Marin Intl to Los Angeles flights

Top 2 airlines flying from Puerto Rico to Alaska

Discover the top 2 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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$744Average$996FlexibilityNo cancel feeOn-time69%
DeltaCheapest$745Average$775FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.