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

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

How long is the flight from Puerto Rico to Alaska?

The flight from Puerto Rico to Alaska depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from San Juan (a popular airport in Puerto Rico) to Anchorage (the most popular airport in Alaska), then the flight time is 16h 53m on average. If you fly from Aguadilla (another popular airport in Puerto Rico) to Anchorage, then the average flight time is 42h 28m.

What airlines fly to Alaska?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Alaska from Puerto Rico according to our data. United Airlines is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Alaska. Keep in mind that there are 3 different airlines that fly to Alaska on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Puerto Rico to Alaska were last updated today.

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

The number of operators available for flights from Puerto Rico to Alaska is 3 as of August 2025.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Puerto Rico to Alaska.

What documentation or ID do you need to fly to Alaska?

The required travel and health documents for your Alaska trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Alaska. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$448 Cheap Flights from Puerto Rico to Alaska in 2025

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Find the cheapest flights from Puerto Rico to Alaska

Round-trip

One-way

Recent round-trip flight deals from Puerto Rico to Alaska

11:59 am - 2:47 amSJU-ANC

18h 48m2 stops

4:46 pm - 2:11 pmANC-SJU

41h 25m3 stops

$685

Find Deal

Thu, Sep 11 - Mon, Sep 15

12:58 pm - 1:37 amSJU-ANC

16h 39m2 stops

12:30 am - 11:56 pmANC-SJU

19h 26m2 stops

$745Delta

Find Deal

Thu, Oct 2 - Sun, Oct 5

3:55 pm - 7:07 pmSJU-ANC

31h 12m2 stops

7:52 pm - 2:25 pmANC-SJU

14h 33m1 stop

$754American Airlines

Find Deal

Thu, Oct 2 - Mon, Oct 6

6:10 am - 7:07 pmSJU-ANC

16h 57m2 stops

7:52 pm - 3:54 pmANC-SJU

16h 02m2 stops

$755American Airlines

Find Deal

Mon, Sep 22 - Mon, Oct 6

1:05 am - 10:51 pmSJU-ANC

25h 46m2 stops

2:11 pm - 8:38 pmANC-SJU

26h 27m2 stops

$757United Airlines

Find Deal

Thu, Sep 11 - Mon, Sep 15

7:15 am - 10:43 pmSJU-ANC

19h 28m2 stops

8:15 pm - 4:33 pmANC-SJU

16h 18m1 stop

$764Delta

Find Deal

Fri, Oct 10 - Sat, Oct 18

2:22 pm - 12:51 amSJU-ANC

14h 29m2 stops

4:15 pm - 11:56 amANC-SJU

15h 41m2 stops

$765Delta

Find Deal

Fri, Oct 10 - Sat, Oct 18

1:05 am - 10:51 pmSJU-ANC

25h 46m2 stops

11:59 pm - 2:44 pmANC-SJU

34h 45m1 stop

$781United Airlines

Find Deal

Thu, Sep 11 - Mon, Sep 15

3:10 pm - 1:22 pmSJU-ANC

26h 12m3 stops

10:00 am - 2:08 pmANC-SJU

24h 08m2 stops

$1,002Alaska Airlines

Find Deal

Fri, Oct 10 - Fri, Oct 24

3:10 pm - 1:22 pmSJU-ANC

26h 12m3 stops

3:15 pm - 2:08 pmANC-SJU

18h 53m2 stops

$1,027Alaska Airlines

Find Deal

Fri, Oct 10 - Sat, Oct 18

United Airlines flights from Puerto Rico to Alaska

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

United Airlines

Sep 11

SJU1:05 amSan Juan Luis Munoz Marin Intl

25h 46m

2 stops

ANC10:51 pmAnchorage

Sep 15

ANC2:11 pmAnchorage

26h 27m

2 stops

SJU8:38 pmSan Juan Luis Munoz Marin Intl

$757

Find similar

United Airlines

Sep 11

SJU1:05 amSan Juan Luis Munoz Marin Intl

25h 46m

2 stops

ANC10:51 pmAnchorage

Sep 15

ANC11:59 pmAnchorage

34h 45m

1 stop

SJU2:44 pmSan Juan Luis Munoz Marin Intl

$781

Find similar

United Airlines

Oct 1

SJU1:05 amSan Juan Luis Munoz Marin Intl

22h 52m

2 stops

ANC7:57 pmAnchorage

Oct 6

ANC9:04 pmAnchorage

22h 53m

2 stops

SJU11:57 pmSan Juan Luis Munoz Marin Intl

$785

Find similar

American Airlines flights from Puerto Rico to Alaska

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

American Airlines

Oct 2

SJU3:55 pmSan Juan Luis Munoz Marin Intl

31h 12m

2 stops

ANC7:07 pmAnchorage

Oct 6

ANC7:52 pmAnchorage

14h 33m

1 stop

SJU2:25 pmSan Juan Luis Munoz Marin Intl

$754

Find similar

American Airlines

Sep 22

SJU6:10 amSan Juan Luis Munoz Marin Intl

16h 57m

2 stops

ANC7:07 pmAnchorage

Oct 6

ANC7:52 pmAnchorage

16h 02m

2 stops

SJU3:54 pmSan Juan Luis Munoz Marin Intl

$755

Find similar

American Airlines

Sep 9

SJU5:25 pmSan Juan Luis Munoz Marin Intl

31h 23m

2 stops

ANC8:48 pmAnchorage

Sep 15

ANC8:13 pmAnchorage

18h 01m

2 stops

SJU6:14 pmSan Juan Luis Munoz Marin Intl

$773

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San JuanAnchorage

SJU - ANC

SJUANC

San Juan Luis Munoz Marin Intl

Thu 9/11

11:59 am-2:47 am

2 stops18h 48m

Anchorage

Mon 9/15

4:46 pm-2:11 pm

3 stops41h 25m

$685

San JuanAnchorage

SJU - ANC

SJUANC

San Juan Luis Munoz Marin Intl

Thu 10/2

12:58 pm-1:37 am

2 stops16h 39m

Anchorage

Sun 10/5

12:30 am-11:56 pm

2 stops19h 26m

$745

San JuanAnchorage

SJU - ANC

SJUANC

San Juan Luis Munoz Marin Intl

Thu 10/2

3:55 pm-7:07 pm

2 stops31h 12m

Anchorage

Mon 10/6

7:52 pm-2:25 pm

1 stop14h 33m

$754

San JuanAnchorage

SJU - ANC

SJUANC

San Juan Luis Munoz Marin Intl

Mon 9/22

6:10 am-7:07 pm

2 stops16h 57m

Anchorage

Mon 10/6

7:52 pm-3:54 pm

2 stops16h 02m

$755

San JuanAnchorage

SJU - ANC

SJUANC

San Juan Luis Munoz Marin Intl

Thu 9/11

1:05 am-10:51 pm

2 stops25h 46m

Anchorage

Mon 9/15

2:11 pm-8:38 pm

2 stops26h 27m

$757

San JuanAnchorage

SJU - ANC

SJUANC

San Juan Luis Munoz Marin Intl

Fri 10/10

7:15 am-10:43 pm

2 stops19h 28m

Anchorage

Sat 10/18

8:15 pm-4:33 pm

1 stop16h 18m

$764

San JuanAnchorage

SJU - ANC

SJUANC

San Juan Luis Munoz Marin Intl

Fri 10/10

2:22 pm-12:51 am

2 stops14h 29m

Anchorage

Sat 10/18

4:15 pm-11:56 am

2 stops15h 41m

$765

San JuanAnchorage

SJU - ANC

SJUANC

San Juan Luis Munoz Marin Intl

Thu 9/11

1:05 am-10:51 pm

2 stops25h 46m

Anchorage

Mon 9/15

11:59 pm-2:44 pm

1 stop34h 45m

$781

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

10:00 am-2:08 pm

2 stops24h 08m

$1,002

San JuanAnchorage

SJU - ANC

SJUANC

San Juan Luis Munoz Marin Intl

Fri 10/10

3:10 pm-1:22 pm

3 stops26h 12m

Anchorage

Sat 10/18

3:15 pm-2:08 pm

2 stops18h 53m

$1,027

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 Puerto Rico to Alaska

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 day to depart on your flight to Alaska?

The cheapest day to depart from Puerto Rico to Alaska is on a Monday. Travelers who choose to depart for Alaska on a Monday will often find tickets for as low as $799. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Puerto Rico to Alaska for around $1,005.

What is the cheapest time of day to depart on your flight to Alaska?

Our data shows that the cheapest Puerto Rico to Alaska flights are usually those with departure times in the evening. Our users have found flights to Alaska in the evening for as low as $712. At noon is when there is more demand to fly to Alaska, so prices are often more expensive at around $966 per ticket.

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

You could potentially save up to 1% on your flight if you consider stops on a Puerto Rico to Alaska flight.

Cheap Puerto Rico to Alaska flight deals and tips

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

Best Price Found	$448
Fastest flight time	12h 41m
Direct flights	None
Airports in Alaska	1 airport

The best one-way flight to Alaska from Puerto Rico in the past 72 hours is $448. The best round-trip flight deal from Puerto Rico to Alaska found on momondo in the last 72 hours is $685.

The fastest flight from Puerto Rico to Alaska takes 12h 41m

There are no direct flights from Puerto Rico to Alaska. Popular non-direct route for this connection is San Juan Luis Munoz Marin Intl Airport - Anchorage Airport.

There is 1 airport near Alaska: Anchorage (ANC)

Search flight deals

When did momondo last update prices for flights from Puerto Rico to Alaska?
Prices for flights from Puerto Rico to Alaska were last updated today.
How many operators does momondo search for flights from Puerto Rico to Alaska?
The number of operators available for flights from Puerto Rico to Alaska is 3 as of August 2025.
How old do you have to be to fly from Puerto Rico to Alaska?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Puerto Rico to Alaska.
What documentation or ID do you need to fly to Alaska?
The required travel and health documents for your Alaska trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Alaska. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Puerto Rico to Alaska

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $712	Free Cancellation	Rating 7.4 8,925 reviews	Search United Airlines flights
Delta	PriceFrom $745	Free Cancellation	Rating 8.0 7,981 reviews	Search Delta flights
American Airlines	PriceFrom $782	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Puerto Rico to Alaska. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Puerto Rico to Alaska on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Puerto Rico and Alaska by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Alaska, momondo offers a useful price alert feature which will track prices for flights to Alaska from Puerto Rico and alert you when they change.