$334+ Cheap flights from Kalispell (FCA) to Puerto Rico
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
FCA — SJU
Dec 13 — Dec 201
Round-trip
1 adult, Economy
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Find cheap flights from Kalispell to Puerto Rico with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Kalispell to Puerto Rico
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Cheapest flights from Kalispell to Puerto RicoExplore the most affordable flight options available from Kalispell to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2026.
Explore the most affordable flight options available from Kalispell to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2026.
This Delta deal was found by Cheapflights users on 11/8. 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.
Sun 12/66:16 pm -
2 stops15h 44m
Wed 12/97:00 am -
2 stops18h 51m
Deal found 11/8![Delta logo]()
$721
This United Airlines deal was found by Cheapflights users on 11/8. 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.
Tue 12/86:15 am -
2 stops15h 21m
Wed 12/98:25 am -
2 stops16h 26m
Deal found 11/8![United Airlines logo]()
$793
This United Airlines deal was found by Cheapflights users on 11/8. 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.
Mon 12/76:15 am -
1 stop9h 10m
Wed 12/98:25 am -
2 stops16h 26m
Deal found 11/8![United Airlines logo]()
$798
This United Airlines deal was found by Cheapflights users on 11/9. 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.
Sat 11/146:14 am -
1 stop9h 11m
Fri 11/202:05 am -
2 stops14h 29m
Deal found 11/9![United Airlines logo]()
$822
This United Airlines deal was found by Cheapflights users on 11/9. 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.
Wed 11/116:14 am -
2 stops15h 22m
Mon 11/168:05 am -
2 stops16h 46m
Deal found 11/9![United Airlines logo]()
$1,502
This United Airlines deal was found by Cheapflights users on 11/8. 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.
Wed 11/116:14 am -
2 stops13h 08m
Tue 11/178:05 am -
2 stops16h 46m
Deal found 11/8![United Airlines logo]()
$1,621
This United Airlines deal was found by Cheapflights users on 11/8. 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.
Mon 11/96:14 am -
1 stop9h 11m
Thu 11/125:50 pm -
2 stops22h 44m
Deal found 11/8![United Airlines logo]()
$1,652
This United Airlines deal was found by Cheapflights users on 11/8. 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.
Sun 11/82:36 pm -
1 stop24h 49m
Sat 11/148:05 am -
2 stops16h 46m
Deal found 11/8![United Airlines logo]()
$1,672
This United Airlines deal was found by Cheapflights users on 11/8. 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.
Sun 11/82:36 pm -
2 stops19h 56m
Wed 11/112:05 am -
2 stops22h 46m
Deal found 11/8![United Airlines logo]()
$1,802
Best flights from Kalispell to Puerto RicoDiscover carefully curated flight deals from Kalispell to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 13, 2026.
Discover carefully curated flight deals from Kalispell to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 13, 2026.
This United Airlines deal was found by Cheapflights users on 11/12. 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.
Sun 1/242:48 pm -
2 stops12h 27m
Tue 2/27:40 am -
2 stops17h 12m
Deal found 11/12![United Airlines logo]()
$616
This Delta deal was found by Cheapflights users on 11/8. 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.
Sun 12/66:16 pm -
2 stops15h 44m
Wed 12/97:00 am -
2 stops18h 51m
Deal found 11/8![Delta logo]()
$721
This United Airlines deal was found by Cheapflights users on 11/12. 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.
Sun 1/242:48 pm -
2 stops12h 27m
Mon 2/18:05 am -
2 stops16h 47m
Deal found 11/12![United Airlines logo]()
$723
This United Airlines deal was found by Cheapflights users on 11/11. 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.
Tue 2/22:48 pm -
2 stops18h 02m
Thu 2/42:21 pm -
1 stop10h 31m
Deal found 11/11![United Airlines logo]()
$764
This United Airlines deal was found by Cheapflights users on 11/8. 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.
Sun 12/66:15 am -
1 stop9h 10m
Wed 12/98:05 am -
2 stops16h 46m
Deal found 11/8![United Airlines logo]()
$798
This United Airlines deal was found by Cheapflights users on 11/8. 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.
Tue 12/86:15 am -
1 stop9h 10m
Wed 12/92:21 pm -
1 stop10h 30m
Deal found 11/8![United Airlines logo]()
$798
Last-minute flights from Kalispell to Puerto RicoDiscover last-minute flight deals from Kalispell to Puerto Rico. Data last updated November 13, 2026 and is based on user searches.
Discover last-minute flight deals from Kalispell to Puerto Rico. Data last updated November 13, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 11/9. 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.
Sat 11/146:14 am -
1 stop9h 11m
Fri 11/202:05 am -
2 stops14h 29m
Deal found 11/9![United Airlines logo]()
$822
This United Airlines deal was found by Cheapflights users on 11/8. 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.
Mon 11/166:14 am -
2 stops15h 22m
Thu 11/192:05 am -
2 stops14h 29m
Deal found 11/8![United Airlines logo]()
$2,281
This United Airlines deal was found by Cheapflights users on 11/9. 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.
Sat 11/286:14 am -
2 stops12h 10m
Sat 12/58:25 am -
2 stops16h 26m
Deal found 11/9![United Airlines logo]()
$3,322
This Expedia deal was found by Cheapflights users on 11/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/281:09 pm -
3 stops21h 44m
Sat 12/56:00 am -
2 stops20h 21m
Deal found 11/9![Alaska Airlines logo]()
$6,407
This Delta deal was found by Cheapflights users on 11/8. 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.
Sun 12/66:16 pm -
2 stops15h 44m
Wed 12/97:00 am -
2 stops18h 51m
Deal found 11/8![Delta logo]()
$721
This United Airlines deal was found by Cheapflights users on 11/8. 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.
Mon 12/76:15 am -
1 stop9h 10m
Wed 12/98:25 am -
2 stops16h 26m
Deal found 11/8![United Airlines logo]()
$798
This United Airlines deal was found by Cheapflights users on 11/8. 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.
Tue 12/86:15 am -
2 stops15h 21m
Wed 12/98:25 am -
2 stops16h 26m
Deal found 11/8![United Airlines logo]()
$793
One-way flights from Kalispell to Puerto RicoSearch for one-way flight options from Kalispell to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated November 13, 2026.
Search for one-way flight options from Kalispell to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated November 13, 2026.
This United Airlines deal was found by Cheapflights users on 11/8. 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.
Wed 2/36:10 am -
2 stops13h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/8![United Airlines logo]()
$334
This United Airlines deal was found by Cheapflights users on 11/8. 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.
Wed 12/96:15 am -
1 stop9h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/8![United Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 11/8. 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.
Sun 12/66:16 pm -
2 stops15h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/8![Delta logo]()
$372
This United Airlines deal was found by Cheapflights users on 11/8. 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.
Sun 1/316:10 am -
1 stop9h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/8![United Airlines logo]()
$384
This Kiwi.com deal was found by Cheapflights users on 11/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2210:37 am -
3 stops37h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![Multiple Airlines logo]()
$396
This United Airlines deal was found by Cheapflights users on 11/8. 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.
Sun 12/66:15 am -
1 stop9h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/8![United Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 11/8. 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.
Mon 2/16:23 pm -
2 stops19h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/8![Delta logo]()
$410
This Kiwi.com deal was found by Cheapflights users on 11/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/196:42 pm -
3 stops38h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/8![Multiple Airlines logo]()
$458
This Kiwi.com deal was found by Cheapflights users on 11/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/17:21 pm -
3 stops47h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/8![Multiple Airlines logo]()
$466
This United Airlines deal was found by Cheapflights users on 11/8. 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.
Thu 12/106:15 am -
1 stop9h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/8![United Airlines logo]()
$468
This United Airlines deal was found by Cheapflights users on 11/8. 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.
Fri 2/192:48 pm -
2 stops12h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/8![United Airlines logo]()
$478
This United Airlines deal was found by Cheapflights users on 11/10. 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.
Thu 11/266:14 am -
2 stops14h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![United Airlines logo]()
$478
Find flight deals from Kalispell to Puerto Rico
Keep the following information in mind while searching for Kalispell to Puerto Rico flight deals. Data was last updated November 13, 2026.
Round-trip from | $616 (United Airlines) |
|---|---|
One-way from | $334 (United Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Kalispell to Puerto Rico 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 7,457,451 searches. Data last updated November 13, 2026.
Use the filters below to find and compare flights from Kalispell to Puerto Rico that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
KalispellAguadilla
FCA Kalispell Glacier Park - BQN Aguadilla Borinquen
FCABQN
Kalispell Glacier Park
Sun 11/22
10:37 am-2:47 am
3 stops37h 10m
Aguadilla Borinquen
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$396
Quickest round-trip
KalispellSan Juan
FCA Kalispell Glacier Park - SJU San Juan Luis Munoz Marin Intl
FCASJU
Kalispell Glacier Park
Sat 12/12
6:15 am-6:25 pm
1 stop9h 10m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$399
KalispellSan Juan
FCA Kalispell Glacier Park - SJU San Juan Luis Munoz Marin Intl
FCASJU
Kalispell Glacier Park
Thu 12/10
6:15 am-6:25 pm
1 stop9h 10m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$468
KalispellSan Juan
FCA Kalispell Glacier Park - SJU San Juan Luis Munoz Marin Intl
FCASJU
Kalispell Glacier Park
Fri 2/19
2:48 pm-6:15 am
2 stops12h 27m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$478
KalispellSan Juan
FCA Kalispell Glacier Park - SJU San Juan Luis Munoz Marin Intl
FCASJU
Kalispell Glacier Park
Fri 12/11
6:35 pm-12:09 am
2 stops26h 34m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$495
KalispellAguadilla
FCA Kalispell Glacier Park - BQN Aguadilla Borinquen
FCABQN
Kalispell Glacier Park
Wed 11/25
2:36 pm-11:57 pm
2 stops30h 21m
Aguadilla Borinquen
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$558
KalispellSan Juan
FCA Kalispell Glacier Park - SJU San Juan Luis Munoz Marin Intl
FCASJU
Kalispell Glacier Park
Tue 2/16
6:15 am-9:00 pm
2 stops11h 45m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$603
KalispellSan Juan
FCA Kalispell Glacier Park - SJU San Juan Luis Munoz Marin Intl
FCASJU
Kalispell Glacier Park
Wed 2/17
6:15 am-9:24 pm
2 stops12h 09m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$603
KalispellAguadilla
FCA Kalispell Glacier Park - BQN Aguadilla Borinquen
FCABQN
Kalispell Glacier Park
Mon 11/23
6:14 am-11:57 pm
2 stops14h 43m
Aguadilla Borinquen
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$603
KalispellSan Juan
FCA Kalispell Glacier Park - SJU San Juan Luis Munoz Marin Intl
FCASJU
Kalispell Glacier Park
Sun 1/24
2:48 pm-6:15 am
2 stops12h 27m
San Juan Luis Munoz Marin Intl
Tue 2/2
7:40 am-9:52 pm
2 stops17h 12m
$616
Showing 1-10 of 18 resultsSorted by cheapest first
Best time to book a flight from Kalispell to Puerto Rico
Have a flexible travel schedule? Discover the best time to fly to Puerto Rico from Kalispell with our price prediction graph.
FCA-SJU
FCA-BQN
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 Kalispell to Puerto Rico
FCA-PR0
FCA-SJU
FCA-BQN
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Puerto Rico
Get insights into the airlines that provide service to Puerto Rico. 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 Puerto Rico. Reviews last updated November 13, 2026.
Read reviews from past customers who have flown United Airlines from Kalispell to Puerto Rico. 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.
Comfort
7.3
Boarding
7.7
Overall
7.3
Entertainment
7.1
Crew
8.1
Food
6.7
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Comfort
7.3
Boarding
7.7
Overall
7.3
Entertainment
7.1
Crew
8.1
Food
6.7
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Related info for your journey
Find useful and relevant information for your journey from Kalispell to Puerto Rico. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Kalispell to Puerto Rico
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Complete your trip
Complete your trip to Puerto Rico by adding a car rental and/or hotel reservation to your travel itinerary.
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Kalispell and Puerto Rico flights
Browse other Kalispell and Puerto Rico flight options. Last updated on November 13, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Kalispell to Puerto Rico
Discover the top airline that operate flights from Kalispell to Puerto Rico. 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 7,457,451 searches. Data last updated November 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$705 | Average$1,152 | FlexibilityNo cancel fee | On-time69% |