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Cheap flights from Montana to San Juan from $277

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 6/16. 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.
Southwest Logo
6:55 am - 10:00 pm
BZN
-
SJU
13h 05m
2 stops
Southwest Logo
5:15 am - 2:40 pm
SJU
-
BZN
11h 25m
2 stops
$474Southwest
Wed, Sep 2 - Wed, Sep 9
United Airlines Logo
4:20 pm - 5:29 am
BZN
-
SJU
11h 09m
2 stops
United Airlines Logo
1:00 am - 1:20 pm
SJU
-
BZN
14h 20m
2 stops
$519United Airlines
Sat, May 30 - Tue, Jun 2
Southwest Logo
7:50 am - 11:35 pm
BZN
-
SJU
13h 45m
2 stops
Southwest Logo
8:10 am - 12:15 am
SJU
-
BZN
18h 05m
2 stops
$531Southwest
Sun, Apr 26 - Wed, May 6
Southwest Logo
7:20 am - 11:25 pm
BZN
-
SJU
14h 05m
2 stops
Southwest Logo
8:10 am - 9:55 pm
SJU
-
BZN
15h 45m
2 stops
$554Southwest
Thu, May 7 - Wed, May 13
United Airlines Logo
4:20 pm - 5:29 am
BZN
-
SJU
11h 09m
2 stops
United Airlines Logo
1:00 am - 11:44 am
SJU
-
BZN
12h 44m
2 stops
$566United Airlines
Sat, May 30 - Tue, Jun 2
American Airlines Logo
1:51 pm - 4:32 am
BIL
-
SJU
12h 41m
1 stop
American Airlines Logo
5:45 am - 10:43 pm
SJU
-
BIL
18h 58m
2 stops
$599American Airlines
Wed, Apr 29 - Sat, May 9
United Airlines Logo
10:20 am - 9:24 pm
BZN
-
SJU
9h 04m
1 stop
United Airlines Logo
1:00 am - 10:26 am
SJU
-
BZN
11h 26m
1 stop
$614United Airlines
Sun, May 31 - Wed, Jun 3
United Airlines Logo
4:20 pm - 5:29 am
BZN
-
SJU
11h 09m
2 stops
United Airlines Logo
1:00 am - 10:26 am
SJU
-
BZN
11h 26m
1 stop
$620United Airlines
Sat, May 30 - Tue, Jun 2
American Airlines Logo
6:45 am - 11:03 pm
MSO
-
SJU
14h 18m
1 stop
American Airlines Logo
5:30 am - 10:38 pm
SJU
-
MSO
19h 08m
1 stop
$622American Airlines
Tue, May 19 - Sat, May 30
Delta Logo
5:05 am - 11:12 pm
FCA
-
SJU
16h 07m
2 stops
Delta Logo
7:15 am - 11:27 pm
SJU
-
FCA
18h 12m
2 stops
$751Delta
Wed, Apr 22 - Wed, Apr 29

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
Apr 29
BIL1:51 pmBillings Logan Intl
12h 41m
1 stop
SJU4:32 amSan Juan Luis Munoz Marin Intl
May 9
SJU5:45 amSan Juan Luis Munoz Marin Intl
18h 58m
2 stops
BIL10:43 pmBillings Logan Intl
$599
American Airlines
May 19
MSO6:45 amMissoula Johnson-Bell Field
14h 18m
1 stop
SJU11:03 pmSan Juan Luis Munoz Marin Intl
May 30
SJU5:30 amSan Juan Luis Munoz Marin Intl
19h 08m
1 stop
MSO10:38 pmMissoula Johnson-Bell Field
$622
American Airlines
Apr 28
BIL1:51 pmBillings Logan Intl
20h 38m
2 stops
SJU12:29 pmSan Juan Luis Munoz Marin Intl
May 10
SJU5:45 amSan Juan Luis Munoz Marin Intl
18h 58m
2 stops
BIL10:43 pmBillings Logan Intl
$643

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
May 30
BZN4:20 pmBozeman Gallatin Field
11h 09m
2 stops
SJU5:29 amSan Juan Luis Munoz Marin Intl
Jun 2
SJU1:00 amSan Juan Luis Munoz Marin Intl
14h 20m
2 stops
BZN1:20 pmBozeman Gallatin Field
$519
United Airlines
May 30
BZN4:20 pmBozeman Gallatin Field
11h 09m
2 stops
SJU5:29 amSan Juan Luis Munoz Marin Intl
Jun 2
SJU1:00 amSan Juan Luis Munoz Marin Intl
12h 44m
2 stops
BZN11:44 amBozeman Gallatin Field
$566
United Airlines
May 31
BZN10:20 amBozeman Gallatin Field
9h 04m
1 stop
SJU9:24 pmSan Juan Luis Munoz Marin Intl
Jun 3
SJU1:00 amSan Juan Luis Munoz Marin Intl
11h 26m
1 stop
BZN10:26 amBozeman Gallatin Field
$614

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 March 27, 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

Wed 9/2

6:55 am-10:00 pm

2 stops13h 05m

San Juan Luis Munoz Marin Intl

Wed 9/9

5:15 am-2:40 pm

2 stops11h 25m

$474

BozemanSan Juan

BZN - SJU

BZNSJU

Bozeman Gallatin Field

Sat 5/30

4:20 pm-5:29 am

2 stops11h 09m

San Juan Luis Munoz Marin Intl

Tue 6/2

1:00 am-1:20 pm

2 stops14h 20m

$519

BozemanSan Juan

BZN - SJU

BZNSJU

Bozeman Gallatin Field

Sun 4/26

7:50 am-11:35 pm

2 stops13h 45m

San Juan Luis Munoz Marin Intl

Wed 5/6

8:10 am-12:15 am

2 stops18h 05m

$531

BozemanSan Juan

BZN - SJU

BZNSJU

Bozeman Gallatin Field

Thu 5/7

7:20 am-11:25 pm

2 stops14h 05m

San Juan Luis Munoz Marin Intl

Wed 5/13

8:10 am-9:55 pm

2 stops15h 45m

$554

BozemanSan Juan

BZN - SJU

BZNSJU

Bozeman Gallatin Field

Sat 5/30

4:20 pm-5:29 am

2 stops11h 09m

San Juan Luis Munoz Marin Intl

Tue 6/2

1:00 am-11:44 am

2 stops12h 44m

$566

BillingsSan Juan

BIL - SJU

BILSJU

Billings Logan Intl

Wed 4/29

1:51 pm-4:32 am

1 stop12h 41m

San Juan Luis Munoz Marin Intl

Sat 5/9

5:45 am-10:43 pm

2 stops18h 58m

$599
Quickest round-trip

BozemanSan Juan

BZN - SJU

BZNSJU

Bozeman Gallatin Field

Sun 5/31

10:20 am-9:24 pm

1 stop9h 04m

San Juan Luis Munoz Marin Intl

Wed 6/3

1:00 am-10:26 am

1 stop11h 26m

$614

BozemanSan Juan

BZN - SJU

BZNSJU

Bozeman Gallatin Field

Sat 5/30

4:20 pm-5:29 am

2 stops11h 09m

San Juan Luis Munoz Marin Intl

Tue 6/2

1:00 am-10:26 am

1 stop11h 26m

$620

MissoulaSan Juan

MSO - SJU

MSOSJU

Missoula Johnson-Bell Field

Tue 5/19

6:45 am-11:03 pm

1 stop14h 18m

San Juan Luis Munoz Marin Intl

Sat 5/30

5:30 am-10:38 pm

1 stop19h 08m

$622

KalispellSan Juan

FCA - SJU

FCASJU

Kalispell Glacier Park

Wed 4/22

5:05 am-11:12 pm

2 stops16h 07m

San Juan Luis Munoz Marin Intl

Wed 4/29

7:15 am-11:27 pm

2 stops18h 12m

$751

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 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 November, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $443.

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

9h 23m

Direct flights

None
The fastest flight from Montana to San Juan Luis Munoz Marin Intl Airport takes 9h 23m
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

  • 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
4,331 reviews
Search Southwest flights
United AirlinesPriceFrom $392Free CancellationRating
7.4
9,491 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
Caguas
Rio Grande
Humacao
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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