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Alaska

$402+ Cheap flights from San Juan 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 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — ANC
oct. 17 — oct. 241
vie. 10/17
vie. 10/24
1 adult, Economy
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Cheap flight deals from San Juan to Alaska

Keep the following information in mind while searching for San Juan to Alaska flight deals. Data was last updated septiembre 17, 2025.

Round-trip from

$587
(United Airlines)

One-way from

$402
(Trip.com)

Popular in

January

Cheapest in

September

Average price

$744
From San Juan to Alaska
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One-way flight from San Juan to Alaska
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Highest demand for flights based on searches. 14% potential increase in price ($148 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($41 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from San Juan to Alaska

Cheapest flights from San Juan to Alaska
Explore the most affordable flight options available from San Juan to Alaska. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 17, 2025.

This United Airlines deal was found by Cheapflights users on 9/16. 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.
vie. 11/78:10 amSJU - ANC
1 stop16h 49mUnited Airlines
vie. 11/149:07 pmANC - SJU
1 stop18h 53mUnited Airlines
Deal found 9/16$587
This United Airlines deal was found by Cheapflights users on 9/15. 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.
mié. 10/152:00 pmSJU - ANC
1 stop12h 42mUnited Airlines
mié. 10/229:04 pmANC - SJU
1 stop13h 40mUnited Airlines
Deal found 9/15$744
This Delta deal was found by Cheapflights users on 9/15. 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.
mié. 10/151:06 pmSJU - ANC
2 stops16h 53mDelta
mié. 10/222:10 pmANC - SJU
2 stops17h 46mDelta
Deal found 9/15$745
This United Airlines deal was found by Cheapflights users on 9/16. 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.
vie. 10/103:56 pmSJU - ANC
1 stop32h 01mUnited Airlines
sáb. 10/1811:49 pmANC - SJU
2 stops34h 55mUnited Airlines
Deal found 9/16$770
This eDestinos deal was found by Cheapflights users on 9/17. 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.
vie. 10/103:14 pmSJU - ANC
3 stops26h 08mMultiple Airlines
sáb. 10/185:00 amANC - SJU
2 stops30h 24mMultiple Airlines
Deal found 9/17$775
This American Airlines deal was found by Cheapflights users on 9/16. 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.
mié. 12/38:20 amSJU - FAI
2 stops21h 19mAmerican Airlines
dom. 12/78:00 amFAI - SJU
2 stops16h 29mAmerican Airlines
Deal found 9/16$825
This United Airlines deal was found by Cheapflights users on 9/15. 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.
vie. 10/102:00 pmSJU - ANC
1 stop12h 42mUnited Airlines
vie. 10/2411:49 pmANC - SJU
2 stops34h 51mUnited Airlines
Deal found 9/15$825
This Delta deal was found by Cheapflights users on 9/15. 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.
vie. 10/101:06 pmSJU - ANC
2 stops16h 53mDelta
jue. 10/2312:30 amANC - SJU
2 stops19h 26mDelta
Deal found 9/15$855
This Delta deal was found by Cheapflights users on 9/16. 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.
mié. 12/31:57 pmSJU - FAI
2 stops15h 21mDelta
sáb. 12/61:30 amFAI - SJU
2 stops17h 33mDelta
Deal found 9/16$1,042
This Alaska Airlines deal was found by Cheapflights users on 9/17. 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.
jue. 12/257:00 amSJU - FAI
2 stops46h 35mAlaska Airlines
mar. 1/133:45 pmFAI - SJU
2 stops25h 29mAlaska Airlines
Deal found 9/17$1,153
This American Airlines deal was found by Cheapflights users on 9/14. 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.
sáb. 12/203:58 pmSJU - FAI
2 stops15h 52mAmerican Airlines
mar. 1/61:40 amFAI - SJU
2 stops14h 10mAmerican Airlines
Deal found 9/14$1,175
This American Airlines deal was found by Cheapflights users on 9/14. 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.
jue. 10/23:05 pmSJU - FAI
2 stops33h 34mAmerican Airlines
lun. 10/66:00 amFAI - SJU
2 stops29h 55mAmerican Airlines
Deal found 9/14$1,205

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Juan 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 septiembre 17, 2025.
Use the filters below to find and compare flights from San Juan to Alaska that are best for you.

Fly from

San Juan

Fly to

Alaska

Route

Depart

Return

Price

San JuanAnchorage

SJU - ANC

SJUANC

San Juan Luis Munoz Marin Intl

vie. 11/7

8:10 am-7:59 pm

1 stop16h 49m

Anchorage

vie. 11/14

9:07 pm-9:00 pm

1 stop18h 53m

$587

San JuanAnchorage

SJU - ANC

SJUANC

San Juan Luis Munoz Marin Intl

mié. 10/15

2:00 pm-10:42 pm

1 stop12h 42m

Anchorage

mié. 10/22

9:04 pm-2:44 pm

1 stop13h 40m

$744

San JuanAnchorage

SJU - ANC

SJUANC

San Juan Luis Munoz Marin Intl

mié. 10/15

1:06 pm-1:59 am

2 stops16h 53m

Anchorage

mié. 10/22

2:10 pm-11:56 am

2 stops17h 46m

$745

San JuanAnchorage

SJU - ANC

SJUANC

San Juan Luis Munoz Marin Intl

jue. 3/5

6:15 am-8:30 pm

2 stops19h 15m

Anchorage

mar. 3/10

12:40 am-10:18 pm

2 stops17h 38m

$745

San JuanAnchorage

SJU - ANC

SJUANC

San Juan Luis Munoz Marin Intl

vie. 10/10

3:56 pm-7:57 pm

1 stop32h 01m

Anchorage

sáb. 10/18

11:49 pm-2:44 pm

2 stops34h 55m

$770

San JuanFairbanks

SJU - FAI

SJUFAI

San Juan Luis Munoz Marin Intl

jue. 12/25

7:00 am-1:15 am

2 stops23h 15m

Fairbanks

lun. 1/12

1:40 am-10:14 pm

2 stops15h 34m

$825

San JuanFairbanks

SJU - FAI

SJUFAI

San Juan Luis Munoz Marin Intl

mié. 12/3

8:20 am-12:39 am

2 stops21h 19m

Fairbanks

dom. 12/7

8:00 am-5:29 am

2 stops16h 29m

$825

San JuanFairbanks

SJU - FAI

SJUFAI

San Juan Luis Munoz Marin Intl

mié. 12/3

1:57 pm-12:18 am

2 stops15h 21m

Fairbanks

sáb. 12/6

1:30 am-12:03 am

2 stops17h 33m

$1,042

San JuanFairbanks

SJU - FAI

SJUFAI

San Juan Luis Munoz Marin Intl

jue. 12/25

7:00 am-12:35 am

2 stops46h 35m

Fairbanks

mar. 1/13

3:45 pm-10:14 pm

2 stops25h 29m

$1,153

San JuanFairbanks

SJU - FAI

SJUFAI

San Juan Luis Munoz Marin Intl

sáb. 12/20

3:58 pm-2:50 am

2 stops15h 52m

Fairbanks

mar. 1/6

1:40 am-8:50 pm

2 stops14h 10m

$1,175

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 24 results
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Best time to book a flight from San Juan to Alaska

Have a flexible travel schedule? Discover the best time to fly to Alaska from San Juan 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 San Juan to Alaska

What is the cheapest time of day to fly from SJU to AK?

Find hourly flight availability from San Juan 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 septiembre 17, 2025.

When flying from San Juan to Alaska, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 septiembre 17, 2025.
Get a feel of what it's like to fly with Delta and United Airlines from San Juan to Alaska by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Delta
8.0
Very good
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
United Airlines
7.4
Good
8,926 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others

Related info for your journey

Find useful and relevant information for your journey from San Juan 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 San Juan to Alaska?

    Airlines like United Airlines, Delta, and American Airlines fly from San Juan to Alaska in about 16h 49m. The time it takes to get you to your destination can typically vary by up to 6h 26m. There are 4905 mi between San Juan and Alaska. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from San Juan to Alaska that include hotel bookings?

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

  • How can I find direct flights from San Juan to Alaska?

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

  • Can I find deals for business class flights from San Juan to Alaska?

    Yes. Cheapflights offers flight deals from San Juan 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.

  • What is the cheapest month to book a flight from San Juan to Alaska?

    Currently, January is the cheapest month in which you can book a flight from San Juan to Alaska (average of $456). Flying from San Juan to Alaska in July is currently the most expensive (average of $642). 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.

See more FAQs

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Top 2 airlines flying from San Juan to Alaska

Discover the top 2 airlines that operate flights from San Juan 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 septiembre 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$744Average$862FlexibilityNo cancel feeOn-time69%
DeltaCheapest$745Average$775FlexibilityNo cancel feeOn-timeN/A

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