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Cheap flights from Billings to San Juan 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 San Juan 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 San Juan

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:00 am - 11:02 pm
BIL
-
SJU
15h 02m
1 stop
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
United Airlines Logo
5:05 am - 8:34 pm
BIL
-
SJU
13h 29m
2 stops
United Airlines Logo
7:20 am - 8:57 pm
SJU
-
BIL
15h 37m
2 stops
$578United Airlines
Sun, May 10 - Wed, May 20
United Airlines Logo
6:35 am - 8:34 pm
BIL
-
SJU
11h 59m
2 stops
United Airlines Logo
1:40 pm - 10:45 pm
SJU
-
BIL
11h 05m
1 stop
$579United Airlines
Sun, May 10 - Wed, May 20
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
$594American Airlines
Wed, May 6 - Sat, May 9
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
$601American Airlines
Tue, Apr 28 - Sun, May 10
United Airlines Logo
5:05 am - 5:38 pm
BIL
-
SJU
10h 33m
1 stop
United Airlines Logo
1:00 am - 1:23 pm
SJU
-
BIL
14h 23m
2 stops
$606United Airlines
Mon, Apr 27 - Thu, May 7
American Airlines Logo
6:00 am - 11:02 pm
BIL
-
SJU
15h 02m
1 stop
American Airlines Logo
11:59 pm - 1:21 pm
SJU
-
BIL
15h 22m
1 stop
$611American Airlines
Wed, Apr 29 - Sat, May 9
Delta Logo
6:24 am - 11:13 pm
BIL
-
SJU
14h 49m
2 stops
Delta Logo
2:25 pm - 11:06 pm
SJU
-
BIL
10h 41m
2 stops
$621Delta
Mon, Apr 27 - Fri, May 8
American Airlines Logo
1:51 pm - 4:32 am
BIL
-
SJU
12h 41m
1 stop
American Airlines Logo
6:45 am - 10:43 pm
SJU
-
BIL
17h 58m
1 stop
$629American Airlines
Sun, May 10 - Wed, May 20

American Airlines flights from Billings to San Juan Luis Munoz Marin Intl Airport

Our best American Airlines deals on Billings to San Juan Luis Munoz Marin Intl Airport 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
17h 22m
2 stops
SJU9:13 amSan Juan Luis Munoz Marin Intl
May 9
SJU6:45 amSan Juan Luis Munoz Marin Intl
17h 58m
1 stop
BIL10:43 pmBillings Logan Intl
$535
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

United Airlines flights from Billings to San Juan Luis Munoz Marin Intl Airport

Our best United Airlines deals on Billings to San Juan Luis Munoz Marin Intl Airport flight tickets
United Airlines
May 10
BIL5:05 amBillings Logan Intl
13h 29m
2 stops
SJU8:34 pmSan Juan Luis Munoz Marin Intl
May 20
SJU7:20 amSan Juan Luis Munoz Marin Intl
15h 37m
2 stops
BIL8:57 pmBillings Logan Intl
$578
United Airlines
May 10
BIL6:35 amBillings Logan Intl
11h 59m
2 stops
SJU8:34 pmSan Juan Luis Munoz Marin Intl
May 20
SJU1:40 pmSan Juan Luis Munoz Marin Intl
11h 05m
1 stop
BIL10:45 pmBillings Logan Intl
$579
United Airlines
Apr 27
BIL5:05 amBillings Logan Intl
10h 33m
1 stop
SJU5:38 pmSan Juan Luis Munoz Marin Intl
May 7
SJU7:40 amSan Juan Luis Munoz Marin Intl
15h 17m
2 stops
BIL8:57 pmBillings Logan Intl
$606

momondo Fare Finder

 
Customize your flight search to find flights from Billings to San Juan Luis Munoz Marin Intl Airport 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 March 3, 2026.
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

Wed 4/29

6:00 am-11:02 pm

1 stop15h 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

Sun 5/10

5:05 am-8:34 pm

2 stops13h 29m

San Juan Luis Munoz Marin Intl

Wed 5/20

7:20 am-8:57 pm

2 stops15h 37m

$578

BillingsSan Juan

BIL - SJU

BILSJU

Billings Logan Intl

Sun 5/10

6:35 am-8:34 pm

2 stops11h 59m

San Juan Luis Munoz Marin Intl

Wed 5/20

1:40 pm-10:45 pm

1 stop11h 05m

$579

BillingsSan Juan

BIL - SJU

BILSJU

Billings Logan Intl

Wed 5/6

1:51 pm-10:53 am

2 stops19h 02m

San Juan Luis Munoz Marin Intl

Sat 5/9

5:45 am-10:43 pm

2 stops18h 58m

$594

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

$601

BillingsSan Juan

BIL - SJU

BILSJU

Billings Logan Intl

Mon 4/27

5:05 am-5:38 pm

1 stop10h 33m

San Juan Luis Munoz Marin Intl

Thu 5/7

1:00 am-1:23 pm

2 stops14h 23m

$606

BillingsSan Juan

BIL - SJU

BILSJU

Billings Logan Intl

Wed 4/29

6:00 am-11:02 pm

1 stop15h 02m

San Juan Luis Munoz Marin Intl

Sat 5/9

11:59 pm-1:21 pm

1 stop15h 22m

$611

BillingsSan Juan

BIL - SJU

BILSJU

Billings Logan Intl

Mon 4/27

6:24 am-11:13 pm

2 stops14h 49m

San Juan Luis Munoz Marin Intl

Fri 5/8

2:25 pm-11:06 pm

2 stops10h 41m

$621

BillingsSan Juan

BIL - SJU

BILSJU

Billings Logan Intl

Sun 5/10

1:51 pm-4:32 am

1 stop12h 41m

San Juan Luis Munoz Marin Intl

Wed 5/20

6:45 am-10:43 pm

1 stop17h 58m

$629

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Billings to San Juan Luis Munoz Marin Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Billings to San Juan Luis Munoz Marin Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Billings to San Juan Luis Munoz Marin Intl Airport (BIL to SJU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Billings to San Juan Luis Munoz Marin Intl Airport

Fastest flight time

8h 25m

Direct flights

None
The fastest flight from Billings to San Juan Luis Munoz Marin Intl Airport takes 8h 25m
There are no direct flights from Billings to San Juan Luis Munoz Marin Intl Airport. There are no popular flight routes from Billings to San Juan Luis Munoz Marin Intl Airport.
Search flight deals

  • How far is Billings Logan Intl to San Juan Luis Munoz Marin Intl by plane?

    The distance between Billings Logan Intl and San Juan Luis Munoz Marin Intl is about 3065.6 mi. 8h 25m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Billings Logan Intl Airport to San Juan Luis Munoz Marin Intl Airport?

    Prices for flights from Billings Logan Intl Airport to San Juan Luis Munoz Marin Intl Airport are updated daily.

  • How many operators does momondo search for flights from Billings Logan Intl Airport to San Juan Luis Munoz Marin Intl Airport?

  • How old do you have to be to fly from Billings Logan Intl Airport to San Juan Luis Munoz Marin Intl Airport?

    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 Billings Logan Intl Airport to San Juan Luis Munoz Marin Intl Airport.

  • What documentation or ID do you need to fly to San Juan Luis Munoz Marin Intl Airport?

    The required travel and health documents for your San Juan Luis Munoz Marin Intl Airport 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 San Juan Luis Munoz Marin Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Billings to San Juan Luis Munoz Marin Intl Airport?

Best airlines flying from Billings to San Juan Luis Munoz Marin Intl Airport

Compare and see reviews for airlines that fly from Billings to San Juan Luis Munoz Marin Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $495Free CancellationRating
7.4
9,377 reviews
Search United Airlines flights

  • How do I get Price Alerts for flights from Billings to San Juan Luis Munoz Marin Intl Airport?

    Price Alerts will notify you by email when the price for flights to San Juan Luis Munoz Marin Intl Airport from Billings decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Billings to San Juan Luis Munoz Marin Intl Airport 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 compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Traveling to a place near San Juan?

Book flights to San Juan if you plan to visit one of these locations
Carolina
Fajardo
Dorado
Luquillo
Caguas
Rio Grande
Humacao
Bayamón

Why use momondo?

Why should I use momondo to find a flight deal from Billings to San Juan?

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

Can I find flights from Billings to San Juan with flexible booking policies on momondo?

All flight searches from Billings to San Juan on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Billings to San Juan?

Once you have performed a search for Billings to San Juan flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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

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