How long is the flight from Alaska to Puerto Rico?

Flight times from Alaska to Puerto Rico vary, but if you’re flying out of Anchorage and flying into San Juan Luis Munoz Marin Intl Airport (one of the most popular routes), then the duration is 13h 50m on average. Another popular route from Alaska to Puerto Rico is flying from Fairbanks to San Juan Luis Munoz Marin Intl Airport, which will take roughly 14h 21m. Keep in mind that layovers or delays could extend your travel time.

What is the cheapest airline that flies from Alaska to Puerto Rico?

Southwest and Delta are the most popular carriers operating from Alaska to Puerto Rico

When did momondo last update prices for flights from Alaska to Puerto Rico?

Prices for flights from Alaska to Puerto Rico refresh daily.

How many operators does momondo search for flights from Alaska to Puerto Rico?

As of April 2026, there are 2 operators available to choose from for flights from Alaska to Puerto Rico.

How old do you have to be to fly from Alaska to Puerto Rico?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Alaska to Puerto Rico.

What documentation or ID do you need to fly to Puerto Rico?

The necessary travel and health documents for your Puerto Rico trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$318 Cheap Flights from Alaska to Puerto Rico in 2026

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Find the cheapest flights from Alaska to Puerto Rico

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:15 pm - 6:10 pm

ANC

SJU

14h 55m

2 stops

5:30 am - 11:45 pm

SJU

ANC

22h 15m

2 stops

$790Southwest

Tue, Aug 11 - Sun, Sep 13

1:55 am - 8:30 pm

ANC

SJU

14h 35m

2 stops

7:05 am - 12:55 am

SJU

ANC

21h 50m

2 stops

$815Delta

Mon, May 25 - Fri, Jun 5

2:41 pm - 12:55 pm

FAI

SJU

18h 14m

2 stops

7:30 am - 12:35 am

SJU

FAI

21h 05m

2 stops

$816Delta

Sun, Jul 26 - Tue, Aug 4

8:05 pm - 12:01 pm

ANC

SJU

11h 56m

1 stop

7:05 am - 12:55 am

SJU

ANC

21h 50m

2 stops

$848Delta

Sun, May 24 - Wed, Jun 3

2:20 pm - 12:00 pm

ANC

SJU

17h 40m

2 stops

4:21 pm - 1:23 am

SJU

ANC

13h 02m

1 stop

$855Delta

Sat, Jun 6 - Sat, Jun 27

9:59 pm - 2:57 pm

ANC

SJU

12h 58m

1 stop

7:05 am - 12:55 am

SJU

ANC

21h 50m

2 stops

$873Delta

Fri, May 22 - Fri, Jun 5

10:25 pm - 11:40 pm

ANC

SJU

21h 15m

2 stops

5:35 am - 9:15 pm

SJU

ANC

19h 40m

2 stops

$900Southwest

Thu, May 21 - Wed, May 27

8:23 pm - 2:44 pm

FAI

SJU

14h 21m

1 stop

4:55 pm - 10:49 pm

SJU

FAI

33h 54m

2 stops

$976United Airlines

Mon, Aug 31 - Wed, Sep 2

8:23 pm - 2:44 pm

FAI

SJU

14h 21m

1 stop

4:55 pm - 10:49 pm

SJU

FAI

33h 54m

2 stops

$1,001United Airlines

Mon, Aug 31 - Wed, Sep 2

8:45 pm - 2:44 pm

FAI

SJU

13h 59m

1 stop

1:40 pm - 10:59 pm

SJU

FAI

13h 19m

1 stop

$1,056United Airlines

Sun, Jul 26 - Tue, Aug 4

Southwest flights from Alaska to Puerto Rico

Our best Southwest deals on Alaska to Puerto Rico flight tickets

Southwest

Aug 11

ANC11:15 pmAnchorage

14h 55m

2 stops

SJU6:10 pmSan Juan Luis Munoz Marin Intl

Sep 13

SJU5:30 amSan Juan Luis Munoz Marin Intl

22h 15m

2 stops

ANC11:45 pmAnchorage

$790

Southwest

May 21

ANC10:25 pmAnchorage

21h 15m

2 stops

SJU11:40 pmSan Juan Luis Munoz Marin Intl

May 27

SJU5:35 amSan Juan Luis Munoz Marin Intl

19h 40m

2 stops

ANC9:15 pmAnchorage

$900

Southwest

Jun 6

ANC10:25 pmAnchorage

15h 45m

2 stops

SJU6:10 pmSan Juan Luis Munoz Marin Intl

Jun 27

SJU7:00 amSan Juan Luis Munoz Marin Intl

18h 15m

2 stops

ANC9:15 pmAnchorage

$1,005

American Airlines flights from Alaska to Puerto Rico

Our best American Airlines deals on Alaska to Puerto Rico flight tickets

American Airlines

Aug 11

ANC9:55 pmAnchorage

12h 15m

1 stop

SJU2:10 pmSan Juan Luis Munoz Marin Intl

Sep 13

SJU7:05 pmSan Juan Luis Munoz Marin Intl

28h 03m

2 stops

ANC7:08 pmAnchorage

$919

American Airlines

Jun 6

ANC9:53 pmAnchorage

22h 03m

1 stop

SJU11:56 pmSan Juan Luis Munoz Marin Intl

Jun 26

SJU6:00 amSan Juan Luis Munoz Marin Intl

18h 41m

2 stops

ANC8:41 pmAnchorage

$930

American Airlines

May 24

ANC9:53 pmAnchorage

22h 06m

1 stop

SJU11:59 pmSan Juan Luis Munoz Marin Intl

Jun 2

SJU7:00 amSan Juan Luis Munoz Marin Intl

17h 47m

2 stops

ANC8:47 pmAnchorage

$935

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AnchorageSan Juan

ANC - SJU

ANCSJU

Anchorage

Tue 8/11

11:15 pm-6:10 pm

2 stops14h 55m

San Juan Luis Munoz Marin Intl

Sun 9/13

5:30 am-11:45 pm

2 stops22h 15m

$790

AnchorageSan Juan

ANC - SJU

ANCSJU

Anchorage

Mon 5/25

1:55 am-8:30 pm

2 stops14h 35m

San Juan Luis Munoz Marin Intl

Fri 6/5

7:05 am-12:55 am

2 stops21h 50m

$815

FairbanksSan Juan

FAI - SJU

FAISJU

Fairbanks

Sun 7/26

2:41 pm-12:55 pm

2 stops18h 14m

San Juan Luis Munoz Marin Intl

Tue 8/4

7:30 am-12:35 am

2 stops21h 05m

$816

AnchorageSan Juan

ANC - SJU

ANCSJU

Anchorage

Sun 5/24

8:05 pm-12:01 pm

1 stop11h 56m

San Juan Luis Munoz Marin Intl

Wed 6/3

7:05 am-12:55 am

2 stops21h 50m

$848

AnchorageSan Juan

ANC - SJU

ANCSJU

Anchorage

Sat 6/6

2:20 pm-12:00 pm

2 stops17h 40m

San Juan Luis Munoz Marin Intl

Sat 6/27

4:21 pm-1:23 am

1 stop13h 02m

$855

AnchorageSan Juan

ANC - SJU

ANCSJU

Anchorage

Fri 5/22

9:59 pm-2:57 pm

1 stop12h 58m

San Juan Luis Munoz Marin Intl

Fri 6/5

7:05 am-12:55 am

2 stops21h 50m

$873

AnchorageSan Juan

ANC - SJU

ANCSJU

Anchorage

Thu 5/21

10:25 pm-11:40 pm

2 stops21h 15m

San Juan Luis Munoz Marin Intl

Wed 5/27

5:35 am-9:15 pm

2 stops19h 40m

$900

FairbanksSan Juan

FAI - SJU

FAISJU

Fairbanks

Mon 8/31

8:23 pm-2:44 pm

1 stop14h 21m

San Juan Luis Munoz Marin Intl

Wed 9/2

4:55 pm-10:49 pm

2 stops33h 54m

$976

FairbanksSan Juan

FAI - SJU

FAISJU

Fairbanks

Mon 8/31

8:23 pm-2:44 pm

1 stop14h 21m

San Juan Luis Munoz Marin Intl

Wed 9/2

4:55 pm-10:49 pm

2 stops33h 54m

$1,001

Quickest round-trip

FairbanksSan Juan

FAI - SJU

FAISJU

Fairbanks

Sun 7/26

8:45 pm-2:44 pm

1 stop13h 59m

San Juan Luis Munoz Marin Intl

Tue 8/4

1:40 pm-10:59 pm

1 stop13h 19m

$1,056

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Alaska to Puerto Rico

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

Can stopping save me money on Alaska to Puerto Rico flights?

You could potentially save up to 14% on your flight if you consider stops on a Alaska to Puerto Rico flight.

Cheap Alaska to Puerto Rico flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Alaska to Puerto Rico

Fastest flight time	13h 50m
Direct flights	None

The fastest flight from Alaska to Puerto Rico takes 13h 50m

There are no direct flights from Alaska to Puerto Rico. There are no popular flight routes from Alaska to Puerto Rico.

Search flight deals

Frequently asked questions about flying from Alaska to Puerto Rico

When did momondo last update prices for flights from Alaska to Puerto Rico?
Prices for flights from Alaska to Puerto Rico refresh daily.
How many operators does momondo search for flights from Alaska to Puerto Rico?
As of April 2026, there are 2 operators available to choose from for flights from Alaska to Puerto Rico.
How old do you have to be to fly from Alaska to Puerto Rico?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Alaska to Puerto Rico.
What documentation or ID do you need to fly to Puerto Rico?
The necessary travel and health documents for your Puerto Rico trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Alaska to Puerto Rico

Compare and see reviews for airlines that fly from Alaska to Puerto Rico with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $432	Free Cancellation	Rating 7.9 8,424 reviews		Search Delta flights
United Airlines	PriceFrom $496	Free Cancellation	Rating 7.4 9,605 reviews		Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Alaska to Puerto Rico?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Alaska to Puerto Rico for you.

Can I find flights from Alaska to Puerto Rico with flexible booking policies on momondo?

Yes. All flights to Puerto Rico from Alaska on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Alaska to Puerto Rico?

Once all potential Alaska to Puerto Rico flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Alaska to Puerto Rico right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Alaska to Puerto Rico now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Puerto Rico and let you know when they change.

An easier way to manage your Puerto Rico trip

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Popular cities

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Popular cities in Puerto Rico

Flights to San Juanfrom $61

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Flights to Mayagüezfrom $375

Cheap flights from Alaska to Puerto Rico from $318

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Alaska to Puerto Rico departing on 6/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Southwest flights from Alaska to Puerto Rico

Our best Southwest deals on Alaska to Puerto Rico flight tickets

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Our best American Airlines deals on Alaska to Puerto Rico flight tickets

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How to get the cheapest flight ticket from Alaska to Puerto Rico

Can stopping save me money on Alaska to Puerto Rico flights?

What is the cheapest airline that flies from Alaska to Puerto Rico?

How long is the flight from Alaska to Puerto Rico?

Cheap Alaska to Puerto Rico flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Alaska to Puerto Rico

Fastest flight time

Direct flights

Frequently asked questions about flying from Alaska to Puerto Rico

Best airlines flying from Alaska to Puerto Rico

Compare and see reviews for airlines that fly from Alaska to Puerto Rico with momondo

Why use momondo?

An easier way to manage your Puerto Rico trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Puerto Rico

Popular cities in Puerto Rico

Popular flights according to clicks in the last 7 days on momondo

Alaska flight routes

According to popular flight searches on momondo this year

Puerto Rico flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Puerto Rico

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Puerto Rico

List of cabin classes available on flights landing in Puerto Rico. Availability may vary depending on flight origin and airline.

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According to popular flight searches on momondo this year