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

Delta, American Airlines, and Alaska Airlines are the most popular carriers operating from Alaska to Puerto Rico

What airlines fly to Puerto Rico?

United Airlines, Delta and Alaska Airlines are the top three most popular airlines that fly to Puerto Rico from Alaska according to our data. United Airlines is the first choice among our users, with 48% of people opting to fly with this airline when traveling to Puerto Rico. Keep in mind that there are 3 different airlines that fly to Puerto Rico on a routine basis, so you have a few additional options to choose from.

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 26m 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 17h 40m. Keep in mind that layovers or delays could extend your travel time.

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 November 2026, there are 3 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.

$414 Cheap Flights from Alaska to Puerto Rico in 2026/27

Discover deals from 900+ travel sites with momondo.

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.

2:21 pm - 1:54 pmANC Anchorage-SJU San Juan Luis Munoz Marin Intl

18h 33m2 stops Seattle/Tacoma Intl Detroit Metropolitan Wayne County

4:33 pm - 12:59 amSJU San Juan Luis Munoz Marin Intl-ANC Anchorage

13h 26m1 stop Minneapolis St Paul

$865Delta

Sun, Dec 13 - Tue, Dec 22

4:03 pm - 1:54 pmANC Anchorage-SJU San Juan Luis Munoz Marin Intl

16h 51m2 stops Seattle/Tacoma Intl Detroit Metropolitan Wayne County

4:33 pm - 12:59 amSJU San Juan Luis Munoz Marin Intl-ANC Anchorage

13h 26m1 stop Minneapolis St Paul

$865Delta

Sun, Dec 13 - Fri, Dec 25

12:07 am - 9:00 pmANC Anchorage-SJU San Juan Luis Munoz Marin Intl

15h 53m2 stops Denver Intl Chicago O'Hare Intl

8:25 am - 7:39 pmSJU San Juan Luis Munoz Marin Intl-ANC Anchorage

16h 14m1 stop Chicago O'Hare Intl

$865United Airlines

Mon, Dec 7 - Tue, Dec 15

12:07 am - 9:00 pmANC Anchorage-SJU San Juan Luis Munoz Marin Intl

15h 53m2 stops Denver Intl Chicago O'Hare Intl

8:05 am - 10:59 pmSJU San Juan Luis Munoz Marin Intl-ANC Anchorage

19h 54m2 stops Washington, D.C. Dulles Intl Denver Intl

$865United Airlines

Mon, Dec 7 - Tue, Dec 15

2:18 pm - 1:45 pmANC Anchorage-SJU San Juan Luis Munoz Marin Intl

18h 27m2 stops Seattle/Tacoma Intl Detroit Metropolitan Wayne County

6:30 am - 6:36 pmSJU San Juan Luis Munoz Marin Intl-ANC Anchorage

17h 06m2 stops Atlanta Hartsfield-Jackson Minneapolis St Paul

$865Delta

Mon, Jan 11 - Fri, Jan 22

12:07 am - 6:25 pmANC Anchorage-SJU San Juan Luis Munoz Marin Intl

13h 18m1 stop Denver Intl

8:25 am - 7:39 pmSJU San Juan Luis Munoz Marin Intl-ANC Anchorage

16h 14m1 stop Chicago O'Hare Intl

$865United Airlines

Mon, Dec 7 - Tue, Dec 15

8:15 pm - 3:11 pmANC Anchorage-SJU San Juan Luis Munoz Marin Intl

14h 56m1 stop Dallas/Fort Worth

11:59 pm - 6:50 pmSJU San Juan Luis Munoz Marin Intl-ANC Anchorage

22h 51m1 stop Dallas/Fort Worth

$955American Airlines

Sun, Apr 4 - Thu, Apr 8

8:30 pm - 2:42 pmANC Anchorage-SJU San Juan Luis Munoz Marin Intl

14h 12m1 stop Dallas/Fort Worth

11:59 pm - 6:50 pmSJU San Juan Luis Munoz Marin Intl-ANC Anchorage

22h 51m1 stop Dallas/Fort Worth

$995American Airlines

Thu, Apr 15 - Sat, Apr 24

12:57 am - 1:25 amANC Anchorage-SJU San Juan Luis Munoz Marin Intl

19h 28m3 stops Portland Seattle/Tacoma Intl Chicago O'Hare Intl

1:20 am - 1:21 pmSJU San Juan Luis Munoz Marin Intl-ANC Anchorage

17h 01m2 stops Dallas/Fort Worth Seattle/Tacoma Intl

$1,200Alaska Airlines

Sat, Feb 20 - Thu, Feb 25

12:45 am - 11:59 pmANC Anchorage-SJU San Juan Luis Munoz Marin Intl

18h 14m3 stops Portland Seattle/Tacoma Intl Philadelphia

10:00 am - 12:30 amSJU San Juan Luis Munoz Marin Intl-ANC Anchorage

19h 30m2 stops Dallas/Fort Worth Seattle/Tacoma Intl

$1,225Alaska Airlines

Sun, Jan 24 - Mon, Feb 8

Cheap last minute flights

Enter your travel dates to find the best prices.

2:21 pm - 4:56 pmANC Anchorage-SJU San Juan Luis Munoz Marin Intl

21h 35m2 stops Seattle/Tacoma Intl New York John F Kennedy Intl

7:00 am - 8:53 pmSJU San Juan Luis Munoz Marin Intl-ANC Anchorage

18h 53m2 stops New York John F Kennedy Intl Minneapolis St Paul

$1,029Delta

Wed, Nov 18 - Wed, Dec 2

11:59 pm - 6:25 pmANC Anchorage-SJU San Juan Luis Munoz Marin Intl

13h 26m1 stop Denver Intl

8:05 am - 10:59 pmSJU San Juan Luis Munoz Marin Intl-ANC Anchorage

19h 54m2 stops Washington, D.C. Dulles Intl Denver Intl

$1,119United Airlines

Wed, Nov 18 - Wed, Dec 2

11:59 pm - 6:25 pmANC Anchorage-SJU San Juan Luis Munoz Marin Intl

13h 26m1 stop Denver Intl

2:21 pm - 10:59 pmSJU San Juan Luis Munoz Marin Intl-ANC Anchorage

13h 38m1 stop Denver Intl

$1,119United Airlines

Wed, Nov 18 - Wed, Dec 2

3:51 pm - 2:48 pmANC Anchorage-SJU San Juan Luis Munoz Marin Intl

17h 57m3 stops Portland Seattle/Tacoma Intl Chicago O'Hare Intl

6:28 am - 8:51 pmSJU San Juan Luis Munoz Marin Intl-ANC Anchorage

19h 23m3 stops Dallas/Fort Worth Boise Air Term. Gowen Fld Portland

$1,456Alaska Airlines

Wed, Nov 18 - Wed, Dec 2

5:28 pm - 2:48 pmANC Anchorage-SJU San Juan Luis Munoz Marin Intl

16h 20m2 stops Seattle/Tacoma Intl Chicago O'Hare Intl

6:28 am - 8:51 pmSJU San Juan Luis Munoz Marin Intl-ANC Anchorage

19h 23m3 stops Dallas/Fort Worth Boise Air Term. Gowen Fld Portland

$1,456Alaska Airlines

Wed, Nov 18 - Wed, Dec 2

1:15 am - 11:54 pmANC Anchorage-SJU San Juan Luis Munoz Marin Intl

17h 39m2 stops Seattle/Tacoma Intl New York John F Kennedy Intl

3:04 pm - 1:45 amSJU San Juan Luis Munoz Marin Intl-ANC Anchorage

15h 41m2 stops Detroit Metropolitan Wayne County Seattle/Tacoma Intl

$3,230Delta

Tue, Nov 17 - Fri, Dec 4

11:59 pm - 6:25 pmANC Anchorage-SJU San Juan Luis Munoz Marin Intl

13h 26m1 stop Denver Intl

8:25 am - 10:59 pmSJU San Juan Luis Munoz Marin Intl-ANC Anchorage

19h 34m2 stops Chicago O'Hare Intl Denver Intl

$3,232United Airlines

Wed, Nov 18 - Wed, Dec 2

11:59 pm - 6:25 pmANC Anchorage-SJU San Juan Luis Munoz Marin Intl

13h 26m1 stop Denver Intl

8:05 am - 7:39 pmSJU San Juan Luis Munoz Marin Intl-ANC Anchorage

16h 34m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl

$3,362United Airlines

Wed, Nov 18 - Fri, Dec 4

3:51 pm - 2:48 pmANC Anchorage-SJU San Juan Luis Munoz Marin Intl

17h 57m3 stops Portland Seattle/Tacoma Intl Chicago O'Hare Intl

6:28 am - 12:51 amSJU San Juan Luis Munoz Marin Intl-ANC Anchorage

23h 23m3 stops Dallas/Fort Worth Boise Air Term. Gowen Fld Seattle/Tacoma Intl

$4,457Alaska Airlines

Wed, Nov 18 - Fri, Dec 4

5:47 am - 1:53 pmANC Anchorage-SJU San Juan Luis Munoz Marin Intl

27h 06m2 stops Seattle/Tacoma Intl Philadelphia

6:28 am - 12:51 amSJU San Juan Luis Munoz Marin Intl-ANC Anchorage

23h 23m3 stops Dallas/Fort Worth Boise Air Term. Gowen Fld Seattle/Tacoma Intl

$4,457Alaska Airlines

Wed, Nov 18 - Fri, Dec 4

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Alaska Airlines flights from Alaska to Puerto Rico

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

Alaska Airlines

Feb 20

ANC12:57 amAnchorage

19h 28m

3 stops

SJU1:25 amSan Juan Luis Munoz Marin Intl

Feb 25

SJU1:20 amSan Juan Luis Munoz Marin Intl

17h 01m

2 stops

ANC1:21 pmAnchorage

$1,200

Alaska Airlines

Nov 18

ANC3:51 pmAnchorage

17h 57m

3 stops

SJU2:48 pmSan Juan Luis Munoz Marin Intl

Dec 2

SJU6:28 amSan Juan Luis Munoz Marin Intl

19h 23m

3 stops

ANC8:51 pmAnchorage

$1,456

Alaska Airlines

Feb 7

FAI7:30 amFairbanks

27h 43m

2 stops

SJU4:13 pmSan Juan Luis Munoz Marin Intl

Feb 9

SJU7:03 amSan Juan Luis Munoz Marin Intl

19h 45m

2 stops

FAI9:48 pmFairbanks

$1,509

United Airlines flights from Alaska to Puerto Rico

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

United Airlines

Dec 6

ANC12:07 amAnchorage

13h 18m

1 stop

SJU6:25 pmSan Juan Luis Munoz Marin Intl

Dec 14

SJU8:25 amSan Juan Luis Munoz Marin Intl

16h 14m

1 stop

ANC7:39 pmAnchorage

$876

United Airlines

Dec 12

ANC8:45 pmAnchorage

13h 55m

1 stop

SJU3:40 pmSan Juan Luis Munoz Marin Intl

Dec 23

SJU2:21 pmSan Juan Luis Munoz Marin Intl

14h 57m

1 stop

ANC12:18 amAnchorage

$930

United Airlines

Dec 12

ANC8:45 pmAnchorage

13h 55m

1 stop

SJU3:40 pmSan Juan Luis Munoz Marin Intl

Dec 23

SJU8:25 amSan Juan Luis Munoz Marin Intl

19h 27m

2 stops

ANC10:52 pmAnchorage

$950

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AnchorageSan Juan

ANC Anchorage - SJU San Juan Luis Munoz Marin Intl

ANCSJU

Anchorage

Sun 12/13

2:21 pm-1:54 pm

2 stops18h 33m

San Juan Luis Munoz Marin Intl

Tue 12/22

4:33 pm-12:59 am

1 stop13h 26m

$865

AnchorageSan Juan

ANC Anchorage - SJU San Juan Luis Munoz Marin Intl

ANCSJU

Anchorage

Sun 12/13

4:03 pm-1:54 pm

2 stops16h 51m

San Juan Luis Munoz Marin Intl

Fri 12/25

4:33 pm-12:59 am

1 stop13h 26m

$865

AnchorageSan Juan

ANC Anchorage - SJU San Juan Luis Munoz Marin Intl

ANCSJU

Anchorage

Mon 12/7

12:07 am-9:00 pm

2 stops15h 53m

San Juan Luis Munoz Marin Intl

Tue 12/15

8:25 am-7:39 pm

1 stop16h 14m

$865

AnchorageSan Juan

ANC Anchorage - SJU San Juan Luis Munoz Marin Intl

ANCSJU

Anchorage

Mon 12/7

12:07 am-9:00 pm

2 stops15h 53m

San Juan Luis Munoz Marin Intl

Tue 12/15

8:05 am-10:59 pm

2 stops19h 54m

$865

AnchorageSan Juan

ANC Anchorage - SJU San Juan Luis Munoz Marin Intl

ANCSJU

Anchorage

Mon 1/11

2:18 pm-1:45 pm

2 stops18h 27m

San Juan Luis Munoz Marin Intl

Fri 1/22

6:30 am-6:36 pm

2 stops17h 06m

$865

Quickest round-trip

AnchorageSan Juan

ANC Anchorage - SJU San Juan Luis Munoz Marin Intl

ANCSJU

Anchorage

Mon 12/7

12:07 am-6:25 pm

1 stop13h 18m

San Juan Luis Munoz Marin Intl

Tue 12/15

8:25 am-7:39 pm

1 stop16h 14m

$865

AnchorageSan Juan

ANC Anchorage - SJU San Juan Luis Munoz Marin Intl

ANCSJU

Anchorage

Sun 4/4

8:15 pm-3:11 pm

1 stop14h 56m

San Juan Luis Munoz Marin Intl

Thu 4/8

11:59 pm-6:50 pm

1 stop22h 51m

$955

AnchorageSan Juan

ANC Anchorage - SJU San Juan Luis Munoz Marin Intl

ANCSJU

Anchorage

Thu 4/15

8:30 pm-2:42 pm

1 stop14h 12m

San Juan Luis Munoz Marin Intl

Sat 4/24

11:59 pm-6:50 pm

1 stop22h 51m

$995

AnchorageSan Juan

ANC Anchorage - SJU San Juan Luis Munoz Marin Intl

ANCSJU

Anchorage

Sat 2/20

12:57 am-1:25 am

3 stops19h 28m

San Juan Luis Munoz Marin Intl

Thu 2/25

1:20 am-1:21 pm

2 stops17h 01m

$1,200

AnchorageSan Juan

ANC Anchorage - SJU San Juan Luis Munoz Marin Intl

ANCSJU

Anchorage

Sun 1/24

12:45 am-11:59 pm

3 stops18h 14m

San Juan Luis Munoz Marin Intl

Mon 2/8

10:00 am-12:30 am

2 stops19h 30m

$1,225

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

What is the cheapest month to fly to Puerto Rico?

If you don’t want to visit Puerto Rico in September, then you should wait until August to fly from Alaska, when ticket prices are also cheap, with an average price of $623.

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

You could potentially save up to 8% 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

Best Price Found	$414
Fastest flight time	13h 26m
Direct flights	None

The best one-way flight to Puerto Rico from Alaska in the past 72 hours is $414. The best round-trip flight deal from Alaska to Puerto Rico found on momondo in the last 72 hours is $865.

The fastest flight from Alaska to Puerto Rico takes 13h 26m

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 November 2026, there are 3 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 7.8 8,712 reviews	Search Delta flights
United Airlines	PriceFrom $496	Free Cancellation	Rating 7.3 10,485 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $902	Free Cancellation	Rating 7.9 13,158 reviews	Search Alaska 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

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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Sat 12/12

Sat 12/19

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Puerto Rico

Popular cities

Other flights from Alaska

Other flights to Puerto Rico

Airlines

Cabin classes

Complete your trip

Feeling lucky

Popular cities in Puerto Rico

Flights to San Juanfrom $114

Flights to Aguadillafrom $189

Flights to Poncefrom $163

Flights to Viequesfrom $436

Flights to Mayagüezfrom $303

Flights to Culebrafrom $423

Cheap flights from Alaska to Puerto Rico from $414

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 12/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Alaska to Puerto Rico

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Alaska Airlines flights from Alaska to Puerto Rico

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

United Airlines flights from Alaska to Puerto Rico

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

momondo Fare Finder

Use the filters below to find and compare flights from Alaska to Puerto Rico that are best for you.

See travel insights to Puerto Rico from

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

What is the cheapest month to fly 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?

What airlines fly to Puerto Rico?

How long is the flight from Alaska to Puerto Rico?

Cheap Alaska to Puerto Rico flight deals and tips

Best Price Found

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.

Complete your trip to Puerto Rico

Explore popular destinations other users love

According to popular flight searches on momondo this year