When did momondo last update prices for flights from Kalispell Glacier Park Airport to Puerto Rico?

Prices for flights from Kalispell Glacier Park Airport to Puerto Rico refresh daily.

How many operators does momondo search for flights from Kalispell Glacier Park Airport to Puerto Rico?

As of August 2025, there is 1 operator available to choose from for flights from Kalispell Glacier Park Airport to Puerto Rico.

How old do you have to be to fly from Kalispell Glacier Park Airport to Puerto Rico?

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 Kalispell Glacier Park Airport to Puerto Rico.

What documentation or ID do you need to fly to Puerto Rico?

The travel and health documents required for your trip to Puerto Rico can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Puerto Rico. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$512 Cheap Flights from Kalispell to Puerto Rico in 2025

1 adult

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Find the cheapest flights from Kalispell to Puerto Rico

Round-trip

Cheap round-trip flights

3:49 pm - 12:50 pmFCA-SJU

19h 01m2 stops

3:55 pm - 2:23 pmSJU-FCA

24h 28m2 stops

$512American Airlines

Find Deal

vie., sep. 26 - mar., sep. 30

6:30 am - 5:30 pmFCA-SJU

9h 00m1 stop

2:00 pm - 9:31 pmSJU-FCA

9h 31m1 stop

$583United Airlines

Find Deal

vie., sep. 26 - mar., sep. 30

6:31 am - 10:22 pmFCA-SJU

12h 51m2 stops

7:45 am - 9:30 pmSJU-FCA

16h 45m2 stops

$585United Airlines

Find Deal

mié., ene. 28 - mar., feb. 3

6:30 am - 5:30 pmFCA-SJU

9h 00m1 stop

1:05 am - 1:25 pmSJU-FCA

14h 20m2 stops

$595United Airlines

Find Deal

vie., sep. 26 - lun., sep. 29

6:31 am - 10:22 pmFCA-SJU

12h 51m2 stops

2:05 am - 1:28 pmSJU-FCA

14h 23m2 stops

$670United Airlines

Find Deal

mié., ene. 28 - lun., feb. 2

3:49 pm - 12:50 pmFCA-SJU

19h 01m2 stops

7:05 pm - 2:39 pmSJU-FCA

21h 34m2 stops

$740American Airlines

Find Deal

mar., ago. 19 - sáb., ago. 23

4:08 pm - 1:45 pmFCA-SJU

19h 37m2 stops

1:05 am - 9:31 pmSJU-FCA

22h 26m2 stops

$742United Airlines

Find Deal

vie., sep. 26 - lun., sep. 29

5:00 pm - 6:25 pmFCA-SJU

22h 25m1 stop

2:25 pm - 9:30 pmSJU-FCA

10h 05m1 stop

$747United Airlines

Find Deal

mié., ene. 28 - mar., feb. 3

4:09 pm - 9:55 pmFCA-SJU

26h 46m3 stops

7:20 am - 11:59 pmSJU-FCA

19h 39m2 stops

$875Alaska Airlines

Find Deal

mié., ene. 28 - mar., feb. 3

4:15 pm - 2:25 pmFCA-SJU

20h 10m3 stops

3:30 pm - 1:30 pmSJU-FCA

24h 00m3 stops

$5,142Alaska Airlines

Find Deal

mar., ago. 19 - sáb., ago. 23

American Airlines flights from Kalispell to Puerto Rico

Our best American Airlines deals on Kalispell to Puerto Rico flight tickets

American Airlines

Sep 26

FCA3:49 pmKalispell Glacier Park

19h 01m

2 stops

SJU12:50 pmSan Juan Luis Munoz Marin Intl

Sep 30

SJU3:55 pmSan Juan Luis Munoz Marin Intl

24h 28m

2 stops

FCA2:23 pmKalispell Glacier Park

$512

Find similar

American Airlines

Aug 19

FCA3:49 pmKalispell Glacier Park

19h 01m

2 stops

SJU12:50 pmSan Juan Luis Munoz Marin Intl

Aug 23

SJU7:05 pmSan Juan Luis Munoz Marin Intl

21h 34m

2 stops

FCA2:39 pmKalispell Glacier Park

$740

Find similar

American Airlines

Aug 14

FCA4:57 pmKalispell Glacier Park

19h 08m

1 stop

SJU2:05 pmSan Juan Luis Munoz Marin Intl

Aug 17

SJU7:05 pmSan Juan Luis Munoz Marin Intl

17h 58m

2 stops

FCA11:03 amKalispell Glacier Park

$800

Find similar

United Airlines flights from Kalispell to Puerto Rico

Our best United Airlines deals on Kalispell to Puerto Rico flight tickets

United Airlines

Sep 26

FCA6:30 amKalispell Glacier Park

9h 00m

1 stop

SJU5:30 pmSan Juan Luis Munoz Marin Intl

Sep 30

SJU2:00 pmSan Juan Luis Munoz Marin Intl

9h 31m

1 stop

FCA9:31 pmKalispell Glacier Park

$583

Find similar

United Airlines

Jan 28

FCA6:31 amKalispell Glacier Park

12h 51m

2 stops

SJU10:22 pmSan Juan Luis Munoz Marin Intl

Feb 3

SJU7:45 amSan Juan Luis Munoz Marin Intl

16h 45m

2 stops

FCA9:30 pmKalispell Glacier Park

$585

Find similar

United Airlines

Sep 26

FCA6:30 amKalispell Glacier Park

9h 00m

1 stop

SJU5:30 pmSan Juan Luis Munoz Marin Intl

Sep 29

SJU1:05 amSan Juan Luis Munoz Marin Intl

14h 20m

2 stops

FCA1:25 pmKalispell Glacier Park

$595

Find similar

Fly from

Fly to

Route

Depart

Return

Price

KalispellSan Juan

FCA - SJU

FCASJU

Kalispell Glacier Park

vie. 9/26

3:49 pm-12:50 pm

2 stops19h 01m

San Juan Luis Munoz Marin Intl

mar. 9/30

3:55 pm-2:23 pm

2 stops24h 28m

$512

KalispellSan Juan

FCA - SJU

FCASJU

Kalispell Glacier Park

vie. 9/26

6:30 am-5:30 pm

1 stop9h 00m

San Juan Luis Munoz Marin Intl

mar. 9/30

2:00 pm-9:31 pm

1 stop9h 31m

$583

KalispellSan Juan

FCA - SJU

FCASJU

Kalispell Glacier Park

mié. 1/28

6:31 am-10:22 pm

2 stops12h 51m

San Juan Luis Munoz Marin Intl

mar. 2/3

7:45 am-9:30 pm

2 stops16h 45m

$585

KalispellSan Juan

FCA - SJU

FCASJU

Kalispell Glacier Park

vie. 9/26

6:30 am-5:30 pm

1 stop9h 00m

San Juan Luis Munoz Marin Intl

lun. 9/29

1:05 am-1:25 pm

2 stops14h 20m

$595

KalispellSan Juan

FCA - SJU

FCASJU

Kalispell Glacier Park

mié. 1/28

6:31 am-10:22 pm

2 stops12h 51m

San Juan Luis Munoz Marin Intl

lun. 2/2

2:05 am-1:28 pm

2 stops14h 23m

$670

KalispellSan Juan

FCA - SJU

FCASJU

Kalispell Glacier Park

mar. 8/19

3:49 pm-12:50 pm

2 stops19h 01m

San Juan Luis Munoz Marin Intl

sáb. 8/23

7:05 pm-2:39 pm

2 stops21h 34m

$740

KalispellSan Juan

FCA - SJU

FCASJU

Kalispell Glacier Park

vie. 9/26

4:08 pm-1:45 pm

2 stops19h 37m

San Juan Luis Munoz Marin Intl

lun. 9/29

1:05 am-9:31 pm

2 stops22h 26m

$742

KalispellSan Juan

FCA - SJU

FCASJU

Kalispell Glacier Park

mié. 1/28

5:00 pm-6:25 pm

1 stop22h 25m

San Juan Luis Munoz Marin Intl

mar. 2/3

2:25 pm-9:30 pm

1 stop10h 05m

$747

KalispellSan Juan

FCA - SJU

FCASJU

Kalispell Glacier Park

mié. 1/28

4:09 pm-9:55 pm

3 stops26h 46m

San Juan Luis Munoz Marin Intl

mar. 2/3

7:20 am-11:59 pm

2 stops19h 39m

$875

KalispellSan Juan

FCA - SJU

FCASJU

Kalispell Glacier Park

mar. 8/19

4:15 pm-2:25 pm

3 stops20h 10m

San Juan Luis Munoz Marin Intl

sáb. 8/23

3:30 pm-1:30 pm

3 stops24h 00m

$5,142

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Kalispell to Puerto Rico

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 day to depart on your flight to Puerto Rico?

On average, the least expensive day to fly to Puerto Rico from Kalispell is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $574. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Puerto Rico is Thursday, with ticket prices averaging around $989.

What is the cheapest time of day to depart on your flight to Puerto Rico?

Our most recent data shows that the best time of day to fly to Puerto Rico is in the afternoon. Flights from Kalispell to Puerto Rico during this time can be as low as $611. In contrast, the most expensive time of day to depart to Puerto Rico is in the morning when prices are around $809.

Cheap Kalispell to Puerto Rico flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kalispell to Puerto Rico

Best Price Found	$512
Fastest flight time	9h 00m
Direct flights	None
Airports in Puerto Rico	1 airport

The best flight deal from Kalispell to Puerto Rico found on momondo in the last 72 hours is $512

The fastest flight from Kalispell to Puerto Rico takes 9h 00m

There are no direct flights from Kalispell to Puerto Rico. Popular non-direct route for this connection is Kalispell Glacier Park Airport - San Juan Luis Munoz Marin Intl Airport.

There is 1 airport near Puerto Rico: San Juan Luis Munoz Marin Intl (SJU)

Search flight deals

When did momondo last update prices for flights from Kalispell Glacier Park Airport to Puerto Rico?
Prices for flights from Kalispell Glacier Park Airport to Puerto Rico refresh daily.
How many operators does momondo search for flights from Kalispell Glacier Park Airport to Puerto Rico?
As of August 2025, there is 1 operator available to choose from for flights from Kalispell Glacier Park Airport to Puerto Rico.
How old do you have to be to fly from Kalispell Glacier Park Airport to Puerto Rico?
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 Kalispell Glacier Park Airport to Puerto Rico.
What documentation or ID do you need to fly to Puerto Rico?
The travel and health documents required for your trip to Puerto Rico can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Puerto Rico. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Kalispell to Puerto Rico

Compare and see reviews for airlines that fly from Kalispell to Puerto Rico with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $574	Free Cancellation	Rating 7.4 8,917 reviews		Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Kalispell to Puerto Rico?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Puerto Rico from Kalispell.

Can I find flights from Kalispell to Puerto Rico with flexible booking policies on momondo?

momondo does allow users to show only those flights to Puerto Rico from Kalispell which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Kalispell to Puerto Rico?

Once you have performed a search for Kalispell to Puerto Rico 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 Kalispell to Puerto Rico right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Puerto Rico from Kalispell. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Puerto Rico trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Find better results for your trip to Puerto Rico

Popular cities in Puerto Rico

Flights to San Juanfrom $82

Flights to Aguadillafrom $168

Flights to Mayagüezfrom $317

Cheap flights from Kalispell to Puerto Rico from $512

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Kalispell to Puerto Rico departing on 9/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

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Find the cheapest flights from Kalispell to Puerto Rico

Cheap round-trip flights

American Airlines flights from Kalispell to Puerto Rico

Our best American Airlines deals on Kalispell to Puerto Rico flight tickets

United Airlines flights from Kalispell to Puerto Rico

Our best United Airlines deals on Kalispell to Puerto Rico flight tickets

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Use the filters below to find and compare flights from Kalispell to Puerto Rico that are best for you.

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How to get the cheapest flight ticket from Kalispell to Puerto Rico

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 day to depart on your flight to Puerto Rico?

What is the cheapest time of day to depart on your flight to Puerto Rico?

Our most recent data shows that the best time of day to fly to Puerto Rico is in the afternoon. Flights from Kalispell to Puerto Rico during this time can be as low as $611. In contrast, the most expensive time of day to depart to Puerto Rico is in the morning when prices are around $809.

Cheap Kalispell to Puerto Rico flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kalispell to Puerto Rico

Best Price Found

Fastest flight time

Direct flights

Airports in Puerto Rico

When did momondo last update prices for flights from Kalispell Glacier Park Airport to Puerto Rico?

How many operators does momondo search for flights from Kalispell Glacier Park Airport to Puerto Rico?

How old do you have to be to fly from Kalispell Glacier Park Airport to Puerto Rico?

What documentation or ID do you need to fly to Puerto Rico?

Best airlines flying from Kalispell to Puerto Rico

Compare and see reviews for airlines that fly from Kalispell to Puerto Rico with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Kalispell to Puerto Rico?

Can I find flights from Kalispell to Puerto Rico with flexible booking policies on momondo?

How can momondo help me find flights from Kalispell to Puerto Rico?

I’m not ready to book a flight from Kalispell to Puerto Rico right now. Can momondo alert me if prices change?

An easier way to manage your Puerto Rico trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Puerto Rico

Popular cities in Puerto Rico

Popular flights according to clicks in the last 7 days on momondo