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Cheap flights from Montana to San Juan from $247

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montana to San Juan departing on 10/21. 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 Montana to San Juan

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
7:00 pm - 11:36 am
BZN
-
SJU
14h 36m
2 stops
Delta Logo
7:30 am - 10:21 pm
SJU
-
BZN
16h 51m
2 stops
$494Delta
Sat, Oct 24 - Thu, Oct 29
Southwest Logo
7:15 pm - 11:00 am
BZN
-
SJU
13h 45m
2 stops
Southwest Logo
5:00 am - 1:55 pm
SJU
-
BZN
10h 55m
2 stops
$530Southwest
Mon, Aug 3 - Fri, Aug 7
Delta Logo
7:00 pm - 12:13 pm
BZN
-
SJU
15h 13m
2 stops
Delta Logo
7:30 am - 11:53 pm
SJU
-
BZN
18h 23m
2 stops
$536Delta
Sat, Sep 19 - Sat, Sep 26
Southwest Logo
2:00 pm - 11:00 am
BZN
-
SJU
19h 00m
2 stops
Southwest Logo
8:20 am - 8:05 pm
SJU
-
BZN
13h 45m
2 stops
$566Southwest
Tue, Aug 4 - Sat, Aug 8
Delta Logo
6:00 am - 11:56 pm
BZN
-
SJU
15h 56m
2 stops
Delta Logo
7:00 am - 1:16 pm
SJU
-
BZN
9h 16m
1 stop
$575Delta
Fri, Oct 30 - Tue, Nov 10
United Airlines Logo
11:30 am - 11:50 pm
BZN
-
SJU
10h 20m
1 stop
United Airlines Logo
1:00 am - 1:24 pm
SJU
-
BZN
14h 24m
2 stops
$584United Airlines
Sat, Sep 19 - Fri, Sep 25
United Airlines Logo
11:38 am - 11:50 pm
BZN
-
SJU
10h 12m
1 stop
United Airlines Logo
1:00 am - 1:20 pm
SJU
-
BZN
14h 20m
2 stops
$585United Airlines
Tue, Jun 2 - Wed, Jun 3
United Airlines Logo
6:30 am - 5:38 pm
BZN
-
SJU
9h 08m
1 stop
United Airlines Logo
1:00 am - 10:40 am
SJU
-
BZN
11h 40m
1 stop
$615United Airlines
Thu, Oct 1 - Sun, Oct 4
American Airlines Logo
5:10 pm - 2:50 pm
FCA
-
SJU
19h 40m
2 stops
American Airlines Logo
12:59 am - 3:58 pm
SJU
-
FCA
16h 59m
1 stop
$776American Airlines
Sat, Aug 1 - Tue, Aug 4
American Airlines Logo
5:10 pm - 2:50 pm
FCA
-
SJU
19h 40m
2 stops
American Airlines Logo
12:59 am - 3:58 pm
SJU
-
FCA
16h 59m
1 stop
$786American Airlines
Sat, Aug 1 - Tue, Aug 4

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

Our best American Airlines deals on Montana to San Juan Luis Munoz Marin Intl Airport flight tickets
American Airlines
Oct 1
BZN6:38 amBozeman Gallatin Field
15h 21m
2 stops
SJU11:59 pmSan Juan Luis Munoz Marin Intl
Oct 5
SJU7:00 pmSan Juan Luis Munoz Marin Intl
19h 14m
2 stops
BZN12:14 pmBozeman Gallatin Field
$642
American Airlines
Oct 1
BZN6:38 amBozeman Gallatin Field
15h 21m
2 stops
SJU11:59 pmSan Juan Luis Munoz Marin Intl
Oct 5
SJU7:00 pmSan Juan Luis Munoz Marin Intl
19h 14m
2 stops
BZN12:14 pmBozeman Gallatin Field
$652
American Airlines
Jul 7
BZN6:44 amBozeman Gallatin Field
12h 59m
1 stop
SJU9:43 pmSan Juan Luis Munoz Marin Intl
Jul 10
SJU6:00 amSan Juan Luis Munoz Marin Intl
17h 15m
2 stops
BZN9:15 pmBozeman Gallatin Field
$689

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

Our best United Airlines deals on Montana to San Juan Luis Munoz Marin Intl Airport flight tickets
United Airlines
Sep 19
BZN11:30 amBozeman Gallatin Field
10h 20m
1 stop
SJU11:50 pmSan Juan Luis Munoz Marin Intl
Sep 25
SJU1:00 amSan Juan Luis Munoz Marin Intl
14h 24m
2 stops
BZN1:24 pmBozeman Gallatin Field
$584
United Airlines
Jun 2
BZN11:38 amBozeman Gallatin Field
10h 12m
1 stop
SJU11:50 pmSan Juan Luis Munoz Marin Intl
Jun 3
SJU1:00 amSan Juan Luis Munoz Marin Intl
14h 20m
2 stops
BZN1:20 pmBozeman Gallatin Field
$585
United Airlines
Oct 1
BZN6:30 amBozeman Gallatin Field
9h 08m
1 stop
SJU5:38 pmSan Juan Luis Munoz Marin Intl
Oct 4
SJU1:00 amSan Juan Luis Munoz Marin Intl
11h 40m
1 stop
BZN10:40 amBozeman Gallatin Field
$615

momondo Fare Finder

 
Customize your flight search to find flights from Montana 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 May 15, 2026.
Use the filters below to find and compare flights from Montana to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BozemanSan Juan

BZN - SJU

BZNSJU

Bozeman Gallatin Field

Sat 10/24

7:00 pm-11:36 am

2 stops14h 36m

San Juan Luis Munoz Marin Intl

Thu 10/29

7:30 am-10:21 pm

2 stops16h 51m

$494

BozemanSan Juan

BZN - SJU

BZNSJU

Bozeman Gallatin Field

Mon 8/3

7:15 pm-11:00 am

2 stops13h 45m

San Juan Luis Munoz Marin Intl

Fri 8/7

5:00 am-1:55 pm

2 stops10h 55m

$530

BozemanSan Juan

BZN - SJU

BZNSJU

Bozeman Gallatin Field

Sat 9/19

7:00 pm-12:13 pm

2 stops15h 13m

San Juan Luis Munoz Marin Intl

Sat 9/26

7:30 am-11:53 pm

2 stops18h 23m

$536

BozemanSan Juan

BZN - SJU

BZNSJU

Bozeman Gallatin Field

Tue 8/4

2:00 pm-11:00 am

2 stops19h 00m

San Juan Luis Munoz Marin Intl

Sat 8/8

8:20 am-8:05 pm

2 stops13h 45m

$566

BozemanSan Juan

BZN - SJU

BZNSJU

Bozeman Gallatin Field

Fri 10/30

6:00 am-11:56 pm

2 stops15h 56m

San Juan Luis Munoz Marin Intl

Tue 11/10

7:00 am-1:16 pm

1 stop9h 16m

$575

BozemanSan Juan

BZN - SJU

BZNSJU

Bozeman Gallatin Field

Sat 9/19

11:30 am-11:50 pm

1 stop10h 20m

San Juan Luis Munoz Marin Intl

Fri 9/25

1:00 am-1:24 pm

2 stops14h 24m

$584

BozemanSan Juan

BZN - SJU

BZNSJU

Bozeman Gallatin Field

Tue 6/2

11:38 am-11:50 pm

1 stop10h 12m

San Juan Luis Munoz Marin Intl

Wed 6/3

1:00 am-1:20 pm

2 stops14h 20m

$585
Quickest round-trip

BozemanSan Juan

BZN - SJU

BZNSJU

Bozeman Gallatin Field

Thu 10/1

6:30 am-5:38 pm

1 stop9h 08m

San Juan Luis Munoz Marin Intl

Sun 10/4

1:00 am-10:40 am

1 stop11h 40m

$615

KalispellSan Juan

FCA - SJU

FCASJU

Kalispell Glacier Park

Sat 8/1

5:10 pm-2:50 pm

2 stops19h 40m

San Juan Luis Munoz Marin Intl

Tue 8/4

12:59 am-3:58 pm

1 stop16h 59m

$776

KalispellSan Juan

FCA - SJU

FCASJU

Kalispell Glacier Park

Sat 8/1

5:10 pm-2:50 pm

2 stops19h 40m

San Juan Luis Munoz Marin Intl

Tue 8/4

12:59 am-3:58 pm

1 stop16h 59m

$786

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Montana to San Juan Luis Munoz Marin Intl Airport

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

What is the cheapest month to fly to San Juan Luis Munoz Marin Intl Airport?

If you aren’t able to travel to San Juan Luis Munoz Marin Intl Airport during the month of October, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $282.

Can stopping save me money on Montana to San Juan Luis Munoz Marin Intl Airport flights?

You could potentially save up to 31% on your flight if you consider stops on a Montana to San Juan Luis Munoz Marin Intl Airport flight.

Cheap Montana to San Juan Luis Munoz Marin Intl Airport flight deals and tips

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

Fastest flight time

8h 38m

Direct flights

None
The fastest flight from Montana to San Juan Luis Munoz Marin Intl Airport takes 8h 38m
There are no direct flights from Montana to San Juan Luis Munoz Marin Intl Airport. There are no popular flight routes from Montana to San Juan Luis Munoz Marin Intl Airport.
Search flight deals

Frequently asked questions about flying from Montana to San Juan Luis Munoz Marin Intl Airport

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

    Prices for flights from Montana to San Juan Luis Munoz Marin Intl Airport are refreshed on a daily basis.

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

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

    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 Montana 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 necessary travel and health documents for your San Juan Luis Munoz Marin Intl Airport 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 Montana to San Juan Luis Munoz Marin Intl Airport

Compare and see reviews for airlines that fly from Montana to San Juan Luis Munoz Marin Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $363Free CancellationRating
8.0
4,299 reviews
Search Southwest flights
United AirlinesPriceFrom $392Free CancellationRating
7.4
9,719 reviews
Search United Airlines flights

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
Rio Grande
Humacao
Caguas
Bayamón

Why use momondo?

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

Finding the right flight to San Juan from Montana 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 San Juan quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to San Juan from Montana with this policy.

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

Once you have performed a search for Montana 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 Montana 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 Montana and alert you when they change.

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