In terms of precipitation, rainfall in San Juan Luis Munoz Marin Intl Airport ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit San Juan Luis Munoz Marin Intl Airport when rainfall is around 2.2 in.

If weather is an important factor for your trip to San Juan Luis Munoz Marin Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Billings to San Juan Luis Munoz Marin Intl Airport as you normally would.

Most accurate provider : When it comes to deals on Billings-San Juan Luis Munoz Marin Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Billings-San Juan Luis Munoz Marin Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Billings-San Juan Luis Munoz Marin Intl Airport flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Billings-San Juan Luis Munoz Marin Intl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Billings-San Juan Luis Munoz Marin Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly from for flights from Billings to San Juan Luis Munoz Marin Intl?

Billings Logan Intl (BIL) is the airport you will fly out of if you book a flight from Billings to San Juan Luis Munoz Marin Intl. You should not have trouble finding flights to San Juan Luis Munoz Marin Intl from Billings Logan Intl; the airport handles an average of 0 outbound flights to San Juan Luis Munoz Marin Intl per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Billings airport to San Juan Luis Munoz Marin Intl. It is only a 2.7 mi journey to Billings Logan Intl (BIL) from Billings’s city center.

Can I find deals for flights from Billings to Luis Munoz Marin Intl that include hotel bookings?

Yes. In addition to deals on Billings to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Billings to Luis Munoz Marin Intl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Billings to Luis Munoz Marin Intl.

Can I find deals for business class flights from Billings to Luis Munoz Marin Intl?

Yes. Cheapflights offers flight deals from Billings to Luis Munoz Marin Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$531+ Flights from Billings to San Juan Luis Munoz Marin Intl Airport

Q: How much does it cost to fly round-trip from Billings to San Juan Luis Munoz Marin Intl Airport?

Airfare is below average for this route at the moment. Billings to San Juan Luis Munoz Marin Intl Airport flights typically cost between $705 and $960 in February. The cheapest round-trip price found within the last 3 days was $531 on American Airlines (Feb 7-Feb 14).

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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Cheap flight deals from Billings to Luis Munoz Marin Intl

Cheapest flights from Billings to Luis Munoz Marin Intl
Explore the most affordable flight options available from Billings to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 2, 2025.

Sat 12/61:58 pmBIL - SJU

2 stops19h 01mAmerican Airlines

Mon 12/157:00 amSJU - BIL

1 stop17h 18mAmerican Airlines

Deal found 11/30

$775

Wed 12/175:10 amBIL - SJU

1 stop13h 15mAmerican Airlines

Sun 12/216:44 amSJU - BIL

1 stop9h 40mAmerican Airlines

Deal found 12/1

$815

Thu 12/41:58 pmBIL - SJU

1 stop12h 21mAmerican Airlines

Mon 12/87:00 amSJU - BIL

1 stop17h 18mAmerican Airlines

Deal found 11/30

$820

Sat 12/67:00 amBIL - SJU

2 stops11h 26mUnited Airlines

Sun 12/142:05 amSJU - BIL

2 stops34h 41mUnited Airlines

Deal found 11/30

$1,012

Thu 12/42:40 pmBIL - SJU

2 stops19h 37mUnited Airlines

Mon 12/83:46 pmSJU - BIL

3 stops32h 35mUnited Airlines

Deal found 11/30

$1,110

Best flights from Billings to Luis Munoz Marin Intl
Discover carefully curated flight deals from Billings to Luis Munoz Marin Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 2, 2025.

Sat 2/72:15 pmBIL - SJU

2 stops19h 12mAmerican Airlines

Sat 2/147:30 amSJU - BIL

1 stop17h 05mAmerican Airlines

Deal found 11/30

$531

Sat 4/257:00 amBIL - SJU

1 stop8h 38mUnited Airlines

Fri 5/11:40 pmSJU - BIL

1 stop9h 11mUnited Airlines

Deal found 12/1

$566

Tue 4/287:00 amBIL - SJU

2 stops12h 24mUnited Airlines

Thu 5/71:05 amSJU - BIL

2 stops14h 08mUnited Airlines

Deal found 12/1

$585

Mon 4/277:00 amBIL - SJU

1 stop8h 38mUnited Airlines

Wed 5/61:40 pmSJU - BIL

1 stop9h 11mUnited Airlines

Deal found 12/1

$585

Tue 4/287:00 amBIL - SJU

1 stop8h 38mUnited Airlines

Thu 5/77:00 amSJU - BIL

2 stops15h 51mUnited Airlines

Deal found 12/1

$585

Tue 4/287:00 amBIL - SJU

1 stop8h 38mUnited Airlines

Mon 5/111:05 amSJU - BIL

2 stops14h 08mUnited Airlines

Deal found 12/1

$585

Sat 5/27:00 amBIL - SJU

1 stop8h 30mUnited Airlines

Tue 5/51:05 amSJU - BIL

2 stops14h 08mUnited Airlines

Deal found 12/1

$603

Sat 5/27:00 amBIL - SJU

1 stop8h 30mUnited Airlines

Fri 5/81:40 pmSJU - BIL

1 stop9h 11mUnited Airlines

Deal found 12/1

$603

Last-minute flights from Billings to Luis Munoz Marin Intl
Discover last-minute flight deals from Billings to Luis Munoz Marin Intl. Data last updated December 2, 2025 and is based on user searches.

Thu 12/41:58 pmBIL - SJU

1 stop12h 21mAmerican Airlines

Mon 12/87:00 amSJU - BIL

1 stop17h 18mAmerican Airlines

Deal found 11/30

$820

Sat 12/61:58 pmBIL - SJU

2 stops19h 01mAmerican Airlines

Mon 12/157:00 amSJU - BIL

1 stop17h 18mAmerican Airlines

Deal found 11/30

$775

Sat 12/67:00 amBIL - SJU

2 stops11h 26mUnited Airlines

Sun 12/142:05 amSJU - BIL

2 stops34h 41mUnited Airlines

Deal found 11/30

$1,012

Wed 12/175:10 amBIL - SJU

1 stop13h 15mAmerican Airlines

Sun 12/216:44 amSJU - BIL

1 stop9h 40mAmerican Airlines

Deal found 12/1

$815

Mon 1/266:30 amBIL - SJU

1 stop8h 55mUnited Airlines

Thu 1/292:25 pmSJU - BIL

1 stop9h 58mUnited Airlines

Deal found 11/29

$621

Mon 1/262:15 pmBIL - SJU

2 stops23h 46mAmerican Airlines

Thu 1/297:12 pmSJU - BIL

2 stops21h 24mAmerican Airlines

Deal found 12/1

$641

Find flight deals from Billings to Luis Munoz Marin Intl

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$531 (American Airlines)
Popular in	December
Cheapest in	January
Average price	$914

Provider with most accurate pricing for Billings Logan Intl-San Juan Luis Munoz Marin Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Billings Logan Intl-San Juan Luis Munoz Marin Intl flights.

Search Deals

From Billings Logan Intl to San Juan Luis Munoz Marin Intl

Search Deals

High demand for flights, 3% potential price rise

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Billings to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BillingsSan Juan

BIL - SJU

BILSJU

Billings Logan Intl

Sat 2/7

2:15 pm-12:27 pm

2 stops19h 12m

San Juan Luis Munoz Marin Intl

Sat 2/14

7:30 am-9:35 pm

1 stop17h 05m

$531

BillingsSan Juan

BIL - SJU

BILSJU

Billings Logan Intl

Sat 4/25

7:00 am-5:38 pm

1 stop8h 38m

San Juan Luis Munoz Marin Intl

Fri 5/1

1:40 pm-8:51 pm

1 stop9h 11m

$566

BillingsSan Juan

BIL - SJU

BILSJU

Billings Logan Intl

Tue 4/28

7:00 am-9:24 pm

2 stops12h 24m

San Juan Luis Munoz Marin Intl

Thu 5/7

1:05 am-1:13 pm

2 stops14h 08m

$585

BillingsSan Juan

BIL - SJU

BILSJU

Billings Logan Intl

Mon 4/27

7:00 am-5:38 pm

1 stop8h 38m

San Juan Luis Munoz Marin Intl

Wed 5/6

1:40 pm-8:51 pm

1 stop9h 11m

$585

BillingsSan Juan

BIL - SJU

BILSJU

Billings Logan Intl

Tue 4/28

7:00 am-5:38 pm

1 stop8h 38m

San Juan Luis Munoz Marin Intl

Thu 5/7

7:00 am-8:51 pm

2 stops15h 51m

$585

BillingsSan Juan

BIL - SJU

BILSJU

Billings Logan Intl

Tue 4/28

7:00 am-5:38 pm

1 stop8h 38m

San Juan Luis Munoz Marin Intl

Mon 5/11

1:05 am-1:13 pm

2 stops14h 08m

$585

BillingsSan Juan

BIL - SJU

BILSJU

Billings Logan Intl

Sat 5/2

7:00 am-5:30 pm

1 stop8h 30m

San Juan Luis Munoz Marin Intl

Tue 5/5

1:05 am-1:13 pm

2 stops14h 08m

$603

BillingsSan Juan

BIL - SJU

BILSJU

Billings Logan Intl

Sat 5/2

7:00 am-5:30 pm

1 stop8h 30m

San Juan Luis Munoz Marin Intl

Fri 5/8

1:40 pm-8:51 pm

1 stop9h 11m

$603

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/30

Compare providers for flights from Billings to Luis Munoz Marin Intl

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Billings to Luis Munoz Marin Intl in December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
AranGrant	Price Accuracy2 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Billings-San Juan Luis Munoz Marin Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Billings-San Juan Luis Munoz Marin Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Billings-San Juan Luis Munoz Marin Intl Airport flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Billings-San Juan Luis Munoz Marin Intl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Billings-San Juan Luis Munoz Marin Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Billings to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from Billings 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 Billings to San Juan Luis Munoz Marin Intl Airport

How much does it cost to fly round-trip from Billings to San Juan Luis Munoz Marin Intl Airport?

Reviews of airlines servicing Luis Munoz Marin Intl

Get a feel of what it's like to fly with United Airlines from Billings to San Juan Luis Munoz Marin Intl Airport 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.

United Airlines

7.4

Good

9,065 reviews

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

United Airlines

7.4

Good

9,065 reviews

United Airlines

7.4

Good

9,065 reviews

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

What airport do you fly from for flights from Billings to San Juan Luis Munoz Marin Intl?
Billings Logan Intl (BIL) is the airport you will fly out of if you book a flight from Billings to San Juan Luis Munoz Marin Intl. You should not have trouble finding flights to San Juan Luis Munoz Marin Intl from Billings Logan Intl; the airport handles an average of 0 outbound flights to San Juan Luis Munoz Marin Intl per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Billings airport to San Juan Luis Munoz Marin Intl. It is only a 2.7 mi journey to Billings Logan Intl (BIL) from Billings’s city center.
How long is the flight from Billings to San Juan Luis Munoz Marin Intl Airport?
There are many flights that can get you from Billings to San Juan Luis Munoz Marin Intl Airport in 8h 38m. Fly via American Airlines or United Airlines to get the fastest option. There are 3068 mi between Billings and San Juan Luis Munoz Marin Intl Airport. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What is the cheapest airline to fly from Billings to San Juan Luis Munoz Marin Intl Airport round-trip?
According to our current data, United Airlines ($495), offers the cheapest pricing from Billings to San Juan Luis Munoz Marin Intl Airport. United Airlines is currently priced 30% below the average price you’ll pay for this route.
Can I find deals for flights from Billings to Luis Munoz Marin Intl that include hotel bookings?
Yes. In addition to deals on Billings to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Billings to Luis Munoz Marin Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Billings to Luis Munoz Marin Intl.
Can I find deals for business class flights from Billings to Luis Munoz Marin Intl?
Yes. Cheapflights offers flight deals from Billings to Luis Munoz Marin Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Fajardo

Rio Grande

Humacao

Luquillo

Bayamón

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Top airline flying from Billings to Luis Munoz Marin Intl

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$495	Average$698	FlexibilityNo cancel fee	On-time69%

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$531+ Cheap flights from Billings (BIL) to Luis Munoz Marin Intl (SJU)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/7. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Billings to Luis Munoz Marin Intl with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Billings to Luis Munoz Marin Intl

Cheapest flights from Billings to Luis Munoz Marin IntlExplore the most affordable flight options available from Billings to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 2, 2025.

Explore the most affordable flight options available from Billings to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 2, 2025.

Find flight deals from Billings to Luis Munoz Marin Intl

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Billings to San Juan Luis Munoz Marin Intl Airport that are best for you.

Compare providers for flights from Billings to Luis Munoz Marin Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Billings to Luis Munoz Marin Intl in December.

Best time to book a flight from Billings to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from Billings with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Billings to San Juan Luis Munoz Marin Intl Airport

How much does it cost to fly round-trip from Billings to San Juan Luis Munoz Marin Intl Airport?

Reviews of airlines servicing Luis Munoz Marin Intl

Get a feel of what it's like to fly with United Airlines from Billings to San Juan Luis Munoz Marin Intl Airport 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.

Related info for your journey

Find useful and relevant information for your journey from Billings to Luis Munoz Marin Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Billings to San Juan Luis Munoz Marin Intl?

How long is the flight from Billings to San Juan Luis Munoz Marin Intl Airport?

What is the cheapest airline to fly from Billings to San Juan Luis Munoz Marin Intl Airport round-trip?

Can I find deals for flights from Billings to Luis Munoz Marin Intl that include hotel bookings?

How can I find direct flights from Billings to Luis Munoz Marin Intl?

Can I find deals for business class flights from Billings to Luis Munoz Marin Intl?

Traveling to a place near San Juan Luis Munoz Marin Intl Airport?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Billings to Luis Munoz Marin Intl

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Billings to Luis Munoz Marin Intl

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Cheapest flights from Billings to Luis Munoz Marin Intl
Explore the most affordable flight options available from Billings to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 2, 2025.