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Cheap flights from Billings to Puerto Rico from $534

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Billings to Puerto Rico departing on 4/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Billings to Puerto Rico

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
1:51 pm - 10:53 am
BIL
-
SJU
19h 02m
2 stops
American Airlines Logo
11:59 pm - 1:21 pm
SJU
-
BIL
15h 22m
1 stop
$534American Airlines
Wed, Apr 29 - Sat, May 9
American Airlines Logo
1:51 pm - 10:53 am
BIL
-
SJU
19h 02m
2 stops
American Airlines Logo
10:01 am - 10:43 pm
SJU
-
BIL
14h 42m
2 stops
$566American Airlines
Wed, Apr 29 - Sat, May 9
American Airlines Logo
1:51 pm - 9:13 am
BIL
-
SJU
17h 22m
2 stops
American Airlines Logo
11:43 am - 10:43 pm
SJU
-
BIL
13h 00m
2 stops
$594American Airlines
Wed, Apr 29 - Sat, May 9
American Airlines Logo
1:51 pm - 12:29 pm
BIL
-
SJU
20h 38m
2 stops
American Airlines Logo
5:45 am - 10:43 pm
SJU
-
BIL
18h 58m
2 stops
$601American Airlines
Tue, Apr 28 - Sun, May 10
American Airlines Logo
1:51 pm - 10:53 am
BIL
-
SJU
19h 02m
2 stops
American Airlines Logo
5:45 am - 10:43 pm
SJU
-
BIL
18h 58m
2 stops
$629American Airlines
Tue, Apr 28 - Sun, May 10
American Airlines Logo
12:28 pm - 9:42 am
BIL
-
SJU
19h 14m
2 stops
American Airlines Logo
3:00 pm - 10:59 pm
SJU
-
BIL
9h 59m
1 stop
$635American Airlines
Fri, Aug 7 - Fri, Aug 14
American Airlines Logo
12:28 pm - 9:42 am
BIL
-
SJU
19h 14m
2 stops
American Airlines Logo
8:00 am - 10:59 pm
SJU
-
BIL
16h 59m
2 stops
$667American Airlines
Fri, Aug 7 - Fri, Aug 14
American Airlines Logo
6:00 am - 11:02 pm
BIL
-
SJU
15h 02m
1 stop
American Airlines Logo
6:45 am - 10:43 pm
SJU
-
BIL
17h 58m
1 stop
$669American Airlines
Tue, Apr 28 - Sun, May 10
American Airlines Logo
12:38 pm - 11:59 pm
BIL
-
SJU
9h 21m
1 stop
American Airlines Logo
5:40 am - 11:15 pm
SJU
-
BIL
19h 35m
1 stop
$701American Airlines
Sun, May 31 - Thu, Jun 4
American Airlines Logo
6:00 am - 11:35 pm
BIL
-
SJU
15h 35m
1 stop
American Airlines Logo
12:59 am - 12:08 pm
SJU
-
BIL
13h 09m
1 stop
$704American Airlines
Mon, May 25 - Wed, Jun 10

United Airlines flights from Billings to Puerto Rico

Our best United Airlines deals on Billings to Puerto Rico flight tickets
United Airlines
Apr 28
BIL7:00 amBillings Logan Intl
11h 34m
2 stops
SJU8:34 pmSan Juan Luis Munoz Marin Intl
May 10
SJU3:56 pmSan Juan Luis Munoz Marin Intl
23h 27m
3 stops
BIL1:23 pmBillings Logan Intl
$828
United Airlines
May 31
BIL2:25 pmBillings Logan Intl
13h 04m
2 stops
SJU5:29 amSan Juan Luis Munoz Marin Intl
Jun 3
SJU1:00 amSan Juan Luis Munoz Marin Intl
23h 15m
2 stops
BIL10:15 pmBillings Logan Intl
$857
United Airlines
May 25
BIL7:00 amBillings Logan Intl
8h 38m
1 stop
SJU5:38 pmSan Juan Luis Munoz Marin Intl
Jun 24
SJU1:40 pmSan Juan Luis Munoz Marin Intl
9h 37m
1 stop
BIL9:17 pmBillings Logan Intl
$876

American Airlines flights from Billings to Puerto Rico

Our best American Airlines deals on Billings to Puerto Rico flight tickets
American Airlines
Apr 29
BIL1:51 pmBillings Logan Intl
19h 02m
2 stops
SJU10:53 amSan Juan Luis Munoz Marin Intl
May 9
SJU11:59 pmSan Juan Luis Munoz Marin Intl
15h 22m
1 stop
BIL1:21 pmBillings Logan Intl
$534
American Airlines
Apr 29
BIL1:51 pmBillings Logan Intl
19h 02m
2 stops
SJU10:53 amSan Juan Luis Munoz Marin Intl
May 9
SJU10:01 amSan Juan Luis Munoz Marin Intl
14h 42m
2 stops
BIL10:43 pmBillings Logan Intl
$566
American Airlines
Apr 29
BIL1:51 pmBillings Logan Intl
17h 22m
2 stops
SJU9:13 amSan Juan Luis Munoz Marin Intl
May 9
SJU11:43 amSan Juan Luis Munoz Marin Intl
13h 00m
2 stops
BIL10:43 pmBillings Logan Intl
$594

momondo Fare Finder

 
Customize your flight search to find flights from Billings to Puerto Rico 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, momondo users made 832,500 searches. Data last updated February 28, 2026.
Use the filters below to find and compare flights from Billings to Puerto Rico that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BillingsSan Juan

BIL - SJU

BILSJU

Billings Logan Intl

Wed 4/29

1:51 pm-10:53 am

2 stops19h 02m

San Juan Luis Munoz Marin Intl

Sat 5/9

11:59 pm-1:21 pm

1 stop15h 22m

$534

BillingsSan Juan

BIL - SJU

BILSJU

Billings Logan Intl

Wed 4/29

1:51 pm-10:53 am

2 stops19h 02m

San Juan Luis Munoz Marin Intl

Sat 5/9

10:01 am-10:43 pm

2 stops14h 42m

$566

BillingsSan Juan

BIL - SJU

BILSJU

Billings Logan Intl

Wed 4/29

1:51 pm-9:13 am

2 stops17h 22m

San Juan Luis Munoz Marin Intl

Sat 5/9

11:43 am-10:43 pm

2 stops13h 00m

$594

BillingsSan Juan

BIL - SJU

BILSJU

Billings Logan Intl

Tue 4/28

1:51 pm-12:29 pm

2 stops20h 38m

San Juan Luis Munoz Marin Intl

Sun 5/10

5:45 am-10:43 pm

2 stops18h 58m

$601

BillingsSan Juan

BIL - SJU

BILSJU

Billings Logan Intl

Tue 4/28

1:51 pm-10:53 am

2 stops19h 02m

San Juan Luis Munoz Marin Intl

Sun 5/10

5:45 am-10:43 pm

2 stops18h 58m

$629

BillingsSan Juan

BIL - SJU

BILSJU

Billings Logan Intl

Fri 8/7

12:28 pm-9:42 am

2 stops19h 14m

San Juan Luis Munoz Marin Intl

Fri 8/14

3:00 pm-10:59 pm

1 stop9h 59m

$635

BillingsSan Juan

BIL - SJU

BILSJU

Billings Logan Intl

Fri 8/7

12:28 pm-9:42 am

2 stops19h 14m

San Juan Luis Munoz Marin Intl

Fri 8/14

8:00 am-10:59 pm

2 stops16h 59m

$667

BillingsSan Juan

BIL - SJU

BILSJU

Billings Logan Intl

Tue 4/28

6:00 am-11:02 pm

1 stop15h 02m

San Juan Luis Munoz Marin Intl

Sun 5/10

6:45 am-10:43 pm

1 stop17h 58m

$669

BillingsSan Juan

BIL - SJU

BILSJU

Billings Logan Intl

Sun 5/31

12:38 pm-11:59 pm

1 stop9h 21m

San Juan Luis Munoz Marin Intl

Thu 6/4

5:40 am-11:15 pm

1 stop19h 35m

$701

BillingsSan Juan

BIL - SJU

BILSJU

Billings Logan Intl

Mon 5/25

6:00 am-11:35 pm

1 stop15h 35m

San Juan Luis Munoz Marin Intl

Wed 6/10

12:59 am-12:08 pm

1 stop13h 09m

$704

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Billings to Puerto Rico flight deals and tips

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

Fastest flight time

8h 25m

Direct flights

None
The fastest flight from Billings to Puerto Rico takes 8h 25m
There are no direct flights from Billings to Puerto Rico. There are no popular flight routes from Billings to Puerto Rico.
Search flight deals

  • When did momondo last update prices for flights from Billings Logan Intl Airport to Puerto Rico?

    Prices for flights from Billings Logan Intl Airport to Puerto Rico are updated daily.

  • How many operators does momondo search for flights from Billings Logan Intl Airport to Puerto Rico?

  • How old do you have to be to fly from Billings Logan Intl Airport to Puerto Rico?

    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 Billings Logan Intl Airport to Puerto Rico.

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

    The travel and health documents you'll need for your trip to Puerto Rico may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Puerto Rico. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Billings to Puerto Rico

Compare and see reviews for airlines that fly from Billings to Puerto Rico with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $495Free CancellationRating
7.4
9,363 reviews
Search United Airlines flights

  • How do I get Price Alerts for flights from Billings to Puerto Rico?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Billings from Puerto Rico. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Billings to Puerto Rico with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Why use momondo?

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

Finding the right flight to Puerto Rico from Billings is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Puerto Rico quick and easy, saving you time and money.

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

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

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

momondo provides multiple filters to help you find the best flight to Puerto Rico from Billings. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Billings to Puerto Rico flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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