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Luis Munoz Marin Intl

$258+ Cheap flights from Montana to Luis Munoz Marin Intl (SJU)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/9. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — SJU
may. 6 — may. 131
mar. 5/6
mar. 5/13
1 adult, Economy
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Cheap flight deals from Montana to Luis Munoz Marin Intl

Keep the following information in mind while searching for Montana to Luis Munoz Marin Intl flight deals. Data was last updated mayo 1, 2025.

Round-trip from

$502
(Delta)

One-way from

$258
(American Airlines)

Popular in

June

Cheapest in

January

Average price

$603
From Montana to San Juan Luis Munoz Marin Intl
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One-way flight from Montana to San Juan Luis Munoz Marin Intl
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Highest demand for flights based on searches. 17% potential increase in price ($119 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Montana to Luis Munoz Marin Intl

Cheapest flights from Montana to Luis Munoz Marin Intl
Explore the most affordable flight options available from Montana to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on mayo 1, 2025.

This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/16:00 amBZN - SJU
2 stops14h 48mDelta
dom. 7/66:15 amSJU - BZN
1 stop10h 08mDelta
Deal found 4/29$502
This Delta deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/96:24 pmMSO - SJU
2 stops16h 56mDelta
sáb. 7/194:25 pmSJU - MSO
1 stop9h 18mDelta
Deal found 4/30$510
This American Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/37:41 amBIL - SJU
1 stop18h 24mAmerican Airlines
sáb. 11/88:14 amSJU - BIL
1 stop15h 35mAmerican Airlines
Deal found 4/29$515
This Mytrip deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 6/412:20 pmBIL - SJU
2 stops32h 33mMultiple Airlines
dom. 6/88:12 pmSJU - BIL
3 stops27h 17mMultiple Airlines
Deal found 4/29$542
This Southwest deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/15:00 amBZN - SJU
2 stops14h 15mSouthwest
dom. 7/65:00 amSJU - BZN
2 stops12h 55mSouthwest
Deal found 4/29$575
This American Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/225:05 amMSO - SJU
2 stops17h 22mAmerican Airlines
mar. 7/296:04 amSJU - MSO
2 stops17h 44mAmerican Airlines
Deal found 4/30$612
This United Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 6/112:30 pmBIL - SJU
1 stop9h 24mUnited Airlines
vie. 6/131:40 pmSJU - BIL
1 stop9h 34mUnited Airlines
Deal found 4/30$663
This JetBlue deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/111:30 amBZN - SJU
1 stop11h 19mJetBlue
sáb. 7/53:25 amSJU - BZN
1 stop12h 31mJetBlue
Deal found 4/29$683
This United Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 5/1312:40 pmBZN - SJU
1 stop9h 14mUnited Airlines
jue. 5/153:56 pmSJU - BZN
1 stop9h 59mUnited Airlines
Deal found 4/29$685
This American Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 5/141:49 pmBZN - SJU
2 stops20h 50mAmerican Airlines
jue. 5/153:35 pmSJU - BZN
2 stops23h 21mAmerican Airlines
Deal found 4/29$785
This Delta deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 5/216:23 amBIL - SJU
2 stops14h 24mDelta
mié. 5/281:55 pmSJU - BIL
2 stops11h 03mDelta
Deal found 4/30$795
This United Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/225:20 pmMSO - SJU
2 stops16h 37mUnited Airlines
lun. 7/282:05 amSJU - MSO
2 stops13h 18mUnited Airlines
Deal found 4/30$823

Cheapflights Fare Finder

Customize your flight search to find flights from Montana to Luis Munoz Marin Intl 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, Cheapflights users made 2,558,603 searches. Data last updated mayo 1, 2025.
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

Montana

Fly to

Luis Munoz Marin Intl

Route

Depart

Return

Price

BozemanSan Juan

BZN - SJU

BZNSJU

Bozeman Gallatin Field

mar. 7/1

6:00 am-10:48 pm

2 stops14h 48m

San Juan Luis Munoz Marin Intl

dom. 7/6

6:15 am-2:23 pm

1 stop10h 08m

$502

MissoulaSan Juan

MSO - SJU

MSOSJU

Missoula Johnson-Bell Field

mié. 7/9

6:24 pm-1:20 pm

2 stops16h 56m

San Juan Luis Munoz Marin Intl

sáb. 7/19

4:25 pm-11:43 pm

1 stop9h 18m

$510

BillingsSan Juan

BIL - SJU

BILSJU

Billings Logan Intl

mié. 6/4

12:20 pm-10:53 pm

2 stops32h 33m

San Juan Luis Munoz Marin Intl

dom. 6/8

8:12 pm-9:29 pm

3 stops27h 17m

$542

BozemanSan Juan

BZN - SJU

BZNSJU

Bozeman Gallatin Field

mar. 7/1

5:00 am-9:15 pm

2 stops14h 15m

San Juan Luis Munoz Marin Intl

dom. 7/6

5:00 am-3:55 pm

2 stops12h 55m

$575

MissoulaSan Juan

MSO - SJU

MSOSJU

Missoula Johnson-Bell Field

mar. 7/22

5:05 am-12:27 am

2 stops17h 22m

San Juan Luis Munoz Marin Intl

mar. 7/29

6:04 am-9:48 pm

2 stops17h 44m

$612

BillingsSan Juan

BIL - SJU

BILSJU

Billings Logan Intl

mar. 7/22

6:01 am-12:27 am

2 stops16h 26m

San Juan Luis Munoz Marin Intl

mar. 7/29

6:04 am-10:11 pm

2 stops18h 07m

$641

BillingsSan Juan

BIL - SJU

BILSJU

Billings Logan Intl

dom. 6/1

12:30 pm-11:54 pm

1 stop9h 24m

San Juan Luis Munoz Marin Intl

vie. 6/13

1:40 pm-9:14 pm

1 stop9h 34m

$663

BozemanSan Juan

BZN - SJU

BZNSJU

Bozeman Gallatin Field

mar. 7/1

11:30 am-12:49 am

1 stop11h 19m

San Juan Luis Munoz Marin Intl

sáb. 7/5

3:25 am-1:56 pm

1 stop12h 31m

$683

BozemanSan Juan

BZN - SJU

BZNSJU

Bozeman Gallatin Field

mar. 5/13

12:40 pm-11:54 pm

1 stop9h 14m

San Juan Luis Munoz Marin Intl

jue. 5/15

3:56 pm-11:55 pm

1 stop9h 59m

$685

BozemanSan Juan

BZN - SJU

BZNSJU

Bozeman Gallatin Field

mié. 5/14

1:49 pm-12:39 pm

2 stops20h 50m

San Juan Luis Munoz Marin Intl

jue. 5/15

3:35 pm-12:56 pm

2 stops23h 21m

$785

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 23 results
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Best time to book a flight from Montana to Luis Munoz Marin Intl

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

What is the cheapest month to book a flight from Montana to San Juan Luis Munoz Marin Intl Airport?

Currently, September is the cheapest month in which you can book a flight from Montana to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from Montana to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of $336). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Find hourly flight availability from Montana to Luis Munoz Marin Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated mayo 1, 2025.

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

Rainfall in Luis Munoz Marin Intl by month

Plan your trip to Luis Munoz Marin Intl by taking into account the average rainfall totals by month.

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.

Temperature in Luis Munoz Marin Intl by month

Plan your trip to Luis Munoz Marin Intl by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing Luis Munoz Marin Intl

Get insights into the airlines that provide service to Luis Munoz Marin Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Luis Munoz Marin Intl. Reviews last updated mayo 1, 2025.
To help decide which airline to fly from Montana to San Juan, see what other customers have to say about Alaska Airlines, Southwest and Delta. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,968 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,294 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
JetBlue
7.3
Good
2,924 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Montana 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 are the cheapest airlines to fly from Montana to San Juan Luis Munoz Marin Intl Airport one-way?

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $258. However, be on the lookout for offers from United Airlines and Delta, as they are both options that can get you from Montana to San Juan Luis Munoz Marin Intl Airport for a low price.

  • What are the most popular routes from Montana to San Juan Luis Munoz Marin Intl Airport?

    While some choose either Billings Logan Intl - San Juan Luis Munoz Marin Intl or Bozeman Gallatin Field - San Juan Luis Munoz Marin Intl, Missoula Johnson-Bell Field - San Juan Luis Munoz Marin Intl is the most popular route from Montana to San Juan Luis Munoz Marin Intl Airport.

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

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

  • How can I find direct flights from Montana 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 Montana to Luis Munoz Marin Intl.

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

    Yes. Cheapflights offers flight deals from Montana 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.

  • What is the cheapest month to book a flight from Montana to San Juan Luis Munoz Marin Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from Montana to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from Montana to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of $336). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Montana?

Book flights to Montana if you plan to visit one of these locations
Dorado
Fajardo
Luquillo
Rio Grande
Humacao
Bayamón

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Alternative routes for Montana to Luis Munoz Marin Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Montana to Luis Munoz Marin Intl

Discover the top 5 airlines that operate flights from Montana to Luis Munoz Marin Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated mayo 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$235Average$712FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$294Average$774FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$352Average$786FlexibilityNo cancel feeOn-time69%
DeltaCheapest$374Average$394FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$479Average$529FlexibilityNo cancel feeOn-time63%

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